{"query": "borated water volume", "positive": "Verify borated water volume in each SIT is \u2265 1750 cubic feet and \u2264 1950 cubic feet.", "negative": "The boron concentration in the coolant should remain steady at optimal levels to prevent any adverse effects on system performance."}
{"query": "analytical methods for radioactive materials", "positive": "- **Analytical Method:** DOE RESL Fe-1, Modified\n- **Analytical Procedure:** GL-RAD-A-040 REV# 13", "negative": "Various procedures exist for the characterization of nuclear waste, including sampling techniques and quality assurance measures to ensure compliance with regulatory standards."}
{"query": "What is the purpose of the RCIC system in reactor operations?", "positive": "The RCIC (Reactor Core Isolation Cooling) system is initiated to maintain reactor water level during emergency conditions by providing a means for injecting water into the reactor pressure vessel (RPV).", "negative": "In reactor operations, the coolant injection system plays a crucial role in managing thermal conditions, ensuring that heat is effectively removed from the core to prevent overheating during various operational phases."}
{"query": "The NRC mandates that the Online Monitoring Program includes data analysis to determine which transmitters need calibration checks and which do not.", "positive": "The Online Monitoring Program must be implemented in accordance with AMS-TR-0720R2-A, \u201cOnline Monitoring Technology to Extend Calibration Intervals of Nuclear Plant Pressure Transmitters\u201d (proprietary version). The program shall include the following elements: 1. Analysis of online monitoring data to identify those transmitters that require a calibration check and those that do not require a calibration check.", "negative": "Regular reviews of data generated by the Online Monitoring Program are crucial for ensuring that necessary adjustments are made to maintain optimal performance of the monitoring systems."}
{"query": "excavation and backfill procedures", "positive": "The excavation and backfill work for the CPS Site was completed at the station, the circulating water screen house, and the Essential Service Water (ESW) outlet structure and pipeline. The discussions for the CPS Site cover materials encountered when excavations were made to approximately 56 ft below the ground surface, dewatering requirements, excavation base treatment, structural fill and backfill, and general fill requirements.", "negative": "During the construction phase at the CPS Site, various soil stabilization techniques were evaluated. These techniques included the use of chemical additives to enhance the load-bearing capacity of the subgrade, as well as the application of geotechnical fabric to prevent erosion during rainy periods. Discussions on these methodologies aimed to improve the overall structural integrity of the ground surrounding the excavation areas."}
{"query": "What are Standard Penetration Tests (SPT) and their significance in site assessment?", "positive": "Standard Penetration Tests (SPT) were obtained at various intervals in the borings to provide estimates of the in situ density/consistency of site materials, obtain disturbed samples for index testing, and to use as a screening tool to evaluate potential liquefaction susceptibility and foundation properties.", "negative": "In geotechnical investigations, various dynamic penetration tests are employed, including the Cone Penetration Test (CPT), which provides continuous profiles of soil resistance and can help determine soil stratigraphy and engineering properties, often used in conjunction with SPT to enhance site characterization."}
{"query": "The NRC mandates that additional data be provided for the review of the Final Safety Analysis Report (FSAR) if necessary.", "positive": "Letter from D. B. Vassallo (NRC) to W. O. Parker, Jr. (Duke) dated August 28, 1975. Subject: Additional Information Required during FSAR Review.", "negative": "MCC-1211.00-14-0008: Evaluation of the Safety Analysis Methodologies Utilized in FSAR Submissions."}
{"query": "The NRC evaluates the risks associated with severe accidents caused by external phenomena.", "positive": "The 2013 LR GEIS concluded that the CDFs from severe accidents initiated by external events, as quantified in NUREG-1150, \u201cSevere Accident Risks: An Assessment for Five U.S. Nuclear Power Plants\u201d (NRC 1990-TN525), and other sources documented in the LR GEIS, are comparable to CDFs from accidents initiated by internal events, but lower than the CDFs that formed the basis for the 1996 LR GEIS.", "negative": "The NRC outlines guidelines for assessing both internal and external hazards in nuclear facilities, emphasizing the importance of robust safety measures against diverse potential threats. This includes analyzing the effect of seismic activity and weather-related impacts on structural integrity."}
{"query": "Reactor Coolant Pump performance characteristics", "positive": "5.4.1-2 Reactor Coolant Pump Estimated Performance Characteristic", "negative": "5.4.2-3 Reactor Coolant Pump Testing Procedures and Requirements"}
{"query": "best estimate definition", "positive": "I think what industry presented today on their understanding of what best estimate today aligns very closely with what we think other than possibly the sampling over the break size -- entire break size range based on frequency.", "negative": "In risk assessment, the term 'best estimate' is often subjected to various interpretations, particularly in relation to how uncertainty is quantified and addressed throughout different types of studies."}
{"query": "as-fabricated void volumes in nuclear fuel", "positive": "Based on the GALILEO PWR application examples described in Section 6.0 of Reference 5, representative as-fabricated void (free) volumes for current commercial fuel designs are reported below in Table 29-2.", "negative": "The analysis of structural integrity in nuclear fuel assemblies often incorporates considerations of thermal and hydraulic behavior, critical for maintaining safe operational limits in reactor environments."}
{"query": "emergency core cooling system requirements", "positive": "Title 10, Section 50.46 of the Code of Federal Regulations (10 CFR 50.46) requires that licenses design their ECCS systems to meet five criteria, one of which is to provide long-term cooling capability following a successful system initiation for a sufficient duration so that the core temperature is maintained at an acceptably low value and decay heat is removed for the extended period of time required by the long-lived radioactivity remaining in the core.", "negative": "The standards for evaluating the adequacy of emergency cooling systems often focus on the initial depressurization and heat removal capabilities during a transient state, ensuring that operators can effectively manage thermal loads before core integrity is jeopardized."}
{"query": "The total estimated transient population within a given radius of the nuclear site includes several categories such as seasonal and business populations.", "positive": "In order to determine the total transient population, the following categories of transient population were estimated: Seasonal Population, Transient Business Population, Hotel/Motel Population, and Special Population.", "negative": "Factors affecting the transient population estimates include tourism trends, seasonal fluctuations, and local events that draw temporary visitors to the area."}
{"query": "nuclear plant safety inspections", "positive": "The integrated inspection report assesses the safety performance of H.B. Robinson Steam Electric Plant, covering various aspects of plant operations, including safety-related systems and regulatory compliance measures.", "negative": "Regular assessments of plant operations focus on identifying potential areas for improvement, including the evaluation of technical equipment functionality and training programs for staff, though these do not specifically cover safety inspections."}
{"query": "diesel generator vacuum system", "positive": "Figure 9-147 illustrates the flow diagram of the Diesel Generator Engine Crankcase Vacuum System, highlighting the roles of various components like the Diesel Valve and Vacuum Pressure Switch.", "negative": "The operational efficiency of a diesel generator can be significantly impacted by the design of its exhaust system, which must ensure proper ventilation and minimize back pressure to maintain optimal performance."}
{"query": "control rod position", "positive": "Control Rod Position: 0 to 230 steps \u00b1 1 step", "negative": "The main monitor indicates the control system's calibration parameters, which are critical for accurate positioning of the control rods."}
{"query": "neutralization number in nuclear testing", "positive": "Results of tests to determine neutralization (base) number are summarized below.", "negative": "In nuclear experiments, the stabilization of various chemical reactions is analyzed to assess their impact on the environment."}
{"query": "What is the analytical procedure used for nuclear sample analysis?", "positive": "Analytical Procedure: GL-RAD-A-035 REV# 21", "negative": "The analytical method outlined for similar materials involves radiochemical separation techniques."}
{"query": "rock sandwort conservation status", "positive": "MDNR has listed rock sandwort (*Minuartia dawsonensis*) as threatened.", "negative": "Conservation efforts for rare plant species in Minnesota often focus on preserving their natural habitats and addressing the impacts of invasive species."}
{"query": "What measures are taken to control radioactive piping in nuclear facilities?", "positive": "When possible and practical, radioactive and nonradioactive piping are separated to minimize personnel exposure.", "negative": "The design of the piping system involves using specific materials to ensure corrosion resistance, which is crucial for maintaining the integrity of the waste management processes."}
{"query": "structural bolting in nuclear safety", "positive": "Structural bolting is used for Structural Support and it can be made of materials such as Galvanized Steel or Steel, exposed to various environments, and can experience loss of preload due to self-loosening that requires management.", "negative": "In high-stress environments, correct bolting procedures are critical to avoid failures; however, factors such as temperature fluctuations and environmental conditions can influence the performance of these fasteners in structural systems."}
{"query": "What is an uncontrolled control rod assembly bank withdrawal?", "positive": "The methodology used to simulate a postulated uncontrolled CRA bank withdrawal from subcritical or low power startup conditions for an NPM, and an evaluation of the acceptance criteria listed for an AOO in Table 7-4, are presented below.", "negative": "The analysis of reactor safety involves assessing various operational events, including bank manipulations, which are crucial to understanding the overall thermal-hydraulic performance of the system during transient scenarios."}
{"query": "What is the role of the spent fuel pool cooling system in nuclear safety?", "positive": "The Spent Fuel Pool Cooling System is crucial for maintaining the temperature of spent fuel pools to ensure the integrity of the spent fuel and to prevent overheating, which can lead to safety hazards.", "negative": "Maintaining the optimal conditions in spent fuel pools is essential for minimizing the risk of fuel degradation and ensuring that the radiation levels remain within safe limits during storage."}
{"query": "What is the significance of the DNBR tolerance limit in reactor operation?", "positive": "The tolerance limit for DNBR margin for the uncontrolled bank withdrawal at power event demonstrates that there is positive margin to the limit.", "negative": "The DNBR analysis plays a crucial role in determining the safety margins during various operational parameters of the reactor."}
{"query": "Total U concentration regulatory standards", "positive": "Normalizing the results to an increased cancer risk of 1x10^-6 and 1x10^-4, which are the low and high limits of the CERCLA risk range, the corresponding concentration is 149.2 ppm (corresponding to 1x10^-6) and 14,920 ppm of Total U (corresponding to 1x10^-4).", "negative": "In assessing the environmental impact, it is crucial to evaluate the pathways through which contaminants such as Uranium may enter groundwater systems, including potential leaching from nearby soil and rock formations that can influence local hydrogeology."}
{"query": "What is the activity of the nuclide CE-144?", "positive": "CE-144 | 80.12 | 1.36 | 1.43E+00 | 3.20E-01 | 3.89E-01", "negative": "The decay process of CE-144 involves beta emission, which plays a significant role in nuclear waste management."}
{"query": "What is the minimum initial assembly average enrichment for PWR fuel?", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) is an important parameter in the loading table for PWR fuel assemblies.", "negative": "The design of PWR fuel assemblies requires careful consideration of enrichment levels to optimize performance and safety during reactor operation."}
{"query": "What are the required settings for underfrequency RCP buses?", "positive": "Approximate setting, Hz       | 57.8           | 54-59            | 54-59         |", "negative": "It is vital to monitor and adjust the frequency settings in relation to utility guidelines, ensuring the system remains within operational limits to avoid tripping and maintain compliance."}
{"query": "What is the Online Monitoring Program in nuclear power plants?", "positive": "SNC proposes to use online monitoring (OLM) methodology as the technical basis to switch from time-based surveillance frequency for channel calibrations to a condition-based calibration frequency based on OLM results.", "negative": "The implementation of OLM in nuclear facilities often involves integrating real-time data analysis techniques for evaluating operational efficiency and safety margins of reactor systems."}
{"query": "emergency feedwater system", "positive": "The Emergency Feedwater System is designed to provide makeup water to the steam generators in the event of a loss of normal feedwater supply, ensuring that the reactor remains in a safe condition during emergency situations.", "negative": "The Control Rod Drive Mechanism is crucial for managing the positioning of control rods, which directly influences the reactor's power output during operational adjustments and emergency conditions."}
{"query": "tornado missile failure probabilities", "positive": "Tornado missile failure probabilities for potentially vulnerable SSCs are based on the methodology provided in NEI 17-02 (Reference [32]).", "negative": "The assessment of structural integrity of SSCs under tornado conditions often includes evaluating the shielding effectiveness and potential for damage from debris impacts."}
{"query": "The cement used in well abandonment has a specific density and formulation to ensure proper sealing.", "positive": "All production and injection wells will be permanently plugged and abandoned upon completion of ground water restoration and stabilized in a manner which prevents interformational transfer of fluids.", "negative": "The materials utilized in completing a well, including the final layers of cement, are selected based on their interaction with surrounding geological formations to maximize stability."}
{"query": "What is the importance of safety analysis reports in nuclear facility licensing?", "positive": "Safety analysis reports are a critical component of the licensing process for nuclear facilities, providing detailed assessments of potential hazards and the effectiveness of safety systems.", "negative": "The assessment of human factors in control room design is essential for optimizing operator performance and reducing the likelihood of human error in nuclear plant operations."}
{"query": "The configuration of the plant plays a critical role in managing flow paths during accident scenarios.", "positive": "Each train of ECCS contains a safety injection accumulator (SIA).", "negative": "In emergency situations, the automatic control systems activate various Mitigation of Consequences of Accidents (MCA) protocols that influence the overall system dynamics."}
{"query": "The NRC evaluates demographic impacts by considering a 50-mile area surrounding the facility.", "positive": "LIC-203 Revision 4 (NRC 2020b) defines a geographic area for comparison as a 50-mile radius (also referred to as \u201cthe region\u201d in this discussion) centered on the nuclear plant.", "negative": "The demographic shifts in areas surrounding energy facilities can significantly influence local planning and resources, often necessitating a thorough understanding of population trends and density within specified radii."}
{"query": "What are the priority commercial codes and standards used by Advanced Reactor designers?", "positive": "Identify priority commercial/non-nuclear consensus codes and standards used by Advanced Reactor designers, vendors, and applicants that are currently not endorsed by the NRC in regulation or guidance.", "negative": "Many industry stakeholders are advocating for the adoption of certain performance-based regulatory frameworks that could influence the design criteria for Advanced Reactors."}
{"query": "To maintain safety, the cooling system should not be allowed to operate without adequate measures in place for thermal management.", "positive": "The Refrigeration System is designed for maximum flexibility.", "negative": "Properly designed cooling circuits are essential for maintaining optimal thermal management during operation, particularly in high-demand scenarios."}
{"query": "What is the A2 quantity in nuclear material regulation?", "positive": "Because the A2 quantity for 5 or less wt.% enriched uranium oxide powder is unlimited, there is no requirement for containment per 10 CFR \u00a771.51.", "negative": "The transportation regulations for nuclear materials require strict labeling and documentation procedures to ensure safety during transit, which includes specifying the type of material and its physical state."}
{"query": "analytical methods for sample analysis", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions.", "negative": "The analytical procedures employed in this study included various validation steps to ensure reliability, such as assessing precision and accuracy through multiple test iterations."}
{"query": "What is the purpose of the Refueling Water System in nuclear plants?", "positive": "The Refueling Water System is essential for providing water to the reactor during refueling operations, which helps maintain safe conditions and support the cooling of spent fuel assemblies.", "negative": "The system must also be capable of automatically compensating for water losses during normal operations and refueling processes, ensuring that coolant levels remain stable."}
{"query": "steamline isolation procedures", "positive": "IF steamline warming is in progress, THEN CLOSE the following valves:", "negative": "During maintenance of the steamline, it is crucial to monitor valve positions and ensure that all safety protocols are followed."}
{"query": "climate model simulations", "positive": "Climate models project climate change effects through the mid-21st and late 21st century using representative concentrations pathways (RCPs).", "negative": "Recent studies using regional climate models indicate increases in temperatures and changing precipitation patterns, raising concerns about future agricultural productivity."}
{"query": "What is the action taken when RCS leak rate exceeds charging pump capacity?", "positive": "RO recognizes and reports RCS leak rate greater than the capacity of charging pump -OR- unable to maintain Pressurizer level/VCT level.", "negative": "In situations where RCS leak detection is triggered, operators may assess the integrity of the charging system and evaluate potential impacts on system pressure and coolant inventory."}
{"query": "Chi/Q estimates for regulatory compliance", "positive": "Conservative estimates of the local atmospheric dilution factors (Chi/Q) for the EGC ESP Facility are available from two sources of information: Chi/Q analyses (including 5 and 50 percent probability levels) that are presented in the Updated Safety Analysis Report (USAR) for the CPS Facility (CPS, 2002) are described in Section 2.3.4.2.", "negative": "The regulatory framework necessitates the evaluation of atmospheric dispersion models to consider various scenarios, including the assessment of accident probabilities and corresponding environmental impacts."}
{"query": "The NRC's evaluation considers the impact of particulate debris, including unqualified materials that may interfere with various systems during a loss-of-coolant accident (LOCA).", "positive": "Particulate debris sources are identical to those identified in DC-5979 and consist of sludge, rust, dirt/dust, Qualified and Acceptable coatings damaged by the LOCA (85 lbm consistent with the URG), and Unqualified coatings that fail in the LOCA environment (quantified by plant survey).", "negative": "In addressing safety concerns, a thorough examination of maintenance practices is essential, particularly regarding the condition of various surfaces and materials within the reactor environment, as failures in regular inspections may lead to unforeseen complications during critical incidents like LOCA."}
{"query": "The process of adding a designated amount of concentrated boric acid to the Reactor Coolant System is crucial for maintaining reactor safety levels.", "positive": "The \u201cborate\u201d mode of operation permits the addition of a pre-selected quantity of concentrated boric acid solution at a pre-selected flow rate to the Reactor Coolant System.", "negative": "The functionality of the Reactor Coolant System is significantly influenced by boron concentration levels, which can affect neutron absorption characteristics and overall reactivity control."}
{"query": "commercial grade dedication", "positive": "The objective of commercial grade dedication is to verify that the item being dedicated is equivalent in quality to equipment developed under a 10 CFR 50 Appendix B program.", "negative": "Documentation is essential to demonstrate that the processes employed in the dedication were consistent with industry standards, ensuring reliability and quality assurance."}
{"query": "sediment and erosion control program", "positive": "ER Section E3.5.3.2 (\u201cErosion Potential\u201d), page E-3-54, states that BMPs associated with the Stormwater Protection Plan related to erosion control in the geologic environment include a sediment and erosion control program, a site-wide storm water drainage system, and other features that provide sediment and erosion controls at the site.", "negative": "The assessment of sediment transport mechanisms often includes a review of control measures employed in various land management practices, emphasizing the importance of understanding soil instability and the impact of vegetation on erosion processes."}
{"query": "longitudinal weld joints in nuclear vessels", "positive": "Longitudinal weld: Points A, B, C, D - Dimensions noted as needed", "negative": "Weld inspection methods for nuclear vessels often involve ultrasonic testing techniques to evaluate the integrity of longitudinal joints."}
{"query": "What is the importance of NEPA in nuclear licensing?", "positive": "The Board found that the Staff had not sufficiently considered the potential impacts of the proposed facility on Oglala Sioux Tribe (Tribe) cultural resources under the National Environmental Policy Act (NEPA).", "negative": "The deliberations highlighted a need for comprehensive assessments of project impacts on indigenous rights, requiring clearer frameworks for evaluating compliance with NEPA in similar contexts."}
{"query": "The analysis of PZR levels during a Large Break Loss of Coolant Accident is critical for ensuring operational safety and system integrity.", "positive": "PZR level is indicating 100% due to the leak being a PZR vapor space leak. 1-ES-1.2, Post LOCA Cooldown and Depressurization, first directs a Charging Pump to be stopped if subcooling and PZR level criteria are met.", "negative": "Monitoring trends in PZR levels is essential, especially after any significant coolant loss, as fluctuations can indicate system abnormalities. Operators must ensure prompt analysis of data collected during emergency scenarios to maintain the reactor's operational parameters."}
{"query": "What is the function of a pressure-retaining boundary in nuclear regulatory frameworks?", "positive": "Provide pressure-retaining boundary so that sufficient flow at adequate pressure is delivered, or provide fission product barrier for containment pressure boundary, or provide containment isolation for fission product retention.", "negative": "Ensure structural integrity of containment buildings to withstand seismic events while preventing leaks of radioactive materials."}
{"query": "What is the NRC's Safety Culture Policy Statement?", "positive": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "The NRC emphasizes the importance of safety in all regulatory processes, highlighting the role of nuclear facility operators in fostering an environment conducive to safety and reliability."}
{"query": "The report specifies the Minimum Detectable Activity (MDA) for various radionuclides, which is critical for understanding detection limits in regulatory assessments.", "positive": "The Minimum Detectable Activity (MDA) for each nuclide indicates the lowest amount of activity that can be reliably detected, measured in pCi/grams, crucial for compliance and safety analyses.", "negative": "Detection limits for specific radionuclides may be influenced by various parameters such as sample volume, counting time, and background radiation, which all play a significant role in analytical sensitivity."}
{"query": "The review of reactor licensing applications must comply with the established safety regulations.", "positive": "Nuclear license applications must include comprehensive safety assessments to ensure compliance with regulatory standards.", "negative": "The evaluation of safety protocols is critical during the licensing process for new reactor designs, focusing on structural integrity and operational limits."}
{"query": "What are the key responsibilities of the Advisory Committee on Reactor Safeguards?", "positive": "The Advisory Committee on Reactor Safeguards (ACRS) provides independent expert advice to the Nuclear Regulatory Commission (NRC) on safety and regulation matters related to nuclear reactors, helping to ensure public safety and security.", "negative": "A recent report emphasized the importance of continuous monitoring and assessment of reactor performance, highlighting various regulatory frameworks that support safe operation and maintenance practices."}
{"query": "What does 10 CFR 54.4(a)(1) require for safety-related structures?", "positive": "The Turbine Building meets 10 CFR 54.4(a)(1) because it is a safety-related structure that is relied upon to remain functional during and following design basis events.", "negative": "The assessment of the structural integrity of the turbine area includes considerations for seismic impacts and loads as described in regulatory guidelines."}
{"query": "What is flow-accelerated corrosion in nuclear reactor piping?", "positive": "Wall thinning due to flow-accelerated corrosion is an aging effect requiring management in Class 1 piping, fittings and branch connections that are less than 4\" NPS and greater than or equal to 1\" NPS.", "negative": "Reactor cooling systems are designed to maintain optimal temperatures through various methods, including the use of specialized materials that can mitigate adverse chemical reactions and mechanical wear."}
{"query": "What is the purpose of a draft environmental assessment (EA) in nuclear regulatory filings?", "positive": "The NRC and DOE LPO staff have completed a draft environmental assessment (EA) and draft finding of no significant impact (FONSI), \"Draft Environmental Assessment and Draft Finding of No Significant Impact for the Palisades Nuclear Plant Reauthorization of Power Operations Project\" (ADAMS Accession No. ML24353A157).", "negative": "The preparation of a draft environmental assessment (EA) involves various levels of public participation, allowing stakeholders to submit their comments and concerns regarding the potential environmental impacts of proposed nuclear projects, thus ensuring that all relevant factors are considered before final decisions are made."}
{"query": "What are the key methodologies for determining minimum detectable concentrations in environmental surveys?", "positive": "Analytical MDCs must be a fraction, typically between 10 and 50%, of the DCGLs.", "negative": "Quantifying the precision of measurements is essential to ensure that the data are reliable and can inform regulatory decisions regarding contamination thresholds."}
{"query": "post-LOCA sump strainer analysis", "positive": "The post-LOCA sump strainer chemical effects analysis methodology includes: - Quantification of chemical precipitates using the WCAP-16530-NP-A (Reference 5) base methodology. - Introduction of pre-prepared precipitates in strainer head loss testing. - Application of an aluminum solubility correlation to determine the maximum precipitation temperature for strainer head loss related evaluations. - Use of autoclave test results to determine the minimum precipitation timing for vessel downstream effects.", "negative": "The investigation into sump strainer performance following a Loss of Coolant Accident (LOCA) requires a comprehensive evaluation of all potential chemical interactions and effects on strainer efficiency, focusing on the impact of coolant chemistry over time and sedimentation behavior."}
{"query": "What is the purpose of implementing BWRVIP-321 Revision 1-A?", "positive": "The existing program is credited and will be enhanced as follows: 1. Implement BWRVIP-321 Revision 1-A to maintain compliance with 10 CFR 50 Appendix H during the subsequent period of extended operation.", "negative": "The existing program will undergo updates, including the introduction of revised guidelines for the assessment of structural integrity within the reactor pressure vessel, focusing on overall safety and adherence to operational standards."}
{"query": "how to drill through hard rock", "positive": "Can your company drill through hard rock such as granite? What is the hardest material your company can drill through? Could your equipment drill through a one-inch thick steel cable or reinforced concrete?", "negative": "What drilling techniques are effective for cutting through dense geological formations, and how does the hardness of the rock impact tool selection during the drilling process?"}
{"query": "ice-induced flooding analysis", "positive": "The HHA approach described in NUREG/CR-7046 (Reference 128) is used for the analysis. As per NUREG/CR-7046, Appendix G, ice-induced events may lead to flooding at a site due to two scenarios: 1. Ice jams or dams that form upstream of a site that collapse, causing a flood wave. 2. Ice jams or dams that form downstream of a site that result in backwater flooding.", "negative": "The modeling of ice effects on structures includes evaluating the potential for ice accumulation along riverbanks, which can exert significant lateral loads. These loads need to be considered during the design phase to ensure structural integrity under varying seasonal conditions and fluctuating water levels."}
{"query": "What are the key components of a fire protection system in nuclear facilities?", "positive": "A fire protection system includes various components such as fire pumps, detection systems, and suppression systems that work together to mitigate fire risks in nuclear power plants.", "negative": "Fire safety protocols also incorporate regular training drills for staff to respond to fire emergencies effectively and ensure that all safety equipment is properly maintained and inspected on a routine basis."}
{"query": "drain evaluation in refueling cavities", "positive": "The refueling pool floor (elevation 2009'-9\") contains two 10 inch diameter drains that are open during power operations. There are debris exclusion devices (trash rack cages) installed during power operations over each of the 10 inch drains to prevent large pieces of debris from plugging the drains.", "negative": "The structural integrity of the refueling cavity is crucial for maintaining operational safety, especially in the context of preventing water accumulation. Various barriers and leak detection systems are implemented to monitor water levels and manage potential overflow situations effectively."}
{"query": "What does containment pressure indicate in a nuclear reactor?", "positive": "At time 00:15, CONTAINMENT PRESSURE is ___(1)___ and at time 00:30, CONTAINMENT PRESSURE is ___(2)___.", "negative": "The containment system is designed to maintain structural integrity and ensure that no radioactive materials escape during operational transients, including incidents like a loss of coolant accident."}
{"query": "What is GSI-191 in the context of nuclear safety?", "positive": "GSI-191 compliance requires that if it was determined that insulation previously thought to be reflective metallic insulation (RMI) was actually fiberglass insulation, the quantity of fiberglass could be compared to the available margin to ensure that the total quantity does not exceed the acceptable limit for breaks smaller than or equal to 10 inches.", "negative": "The assessment of insulation types is critical in evaluating safety margins, particularly in scenarios where the substitution of materials occurs, since any incorrect assumptions can lead to safety evaluations being compromised and margins underestimated."}
{"query": "The analysis of radionuclides involves calculating their weighted mean activities under specific conditions.", "positive": "The table lists various nuclides along with their weighted mean activities, which are calculated using interference corrections to ensure accuracy.", "negative": "During the study, the focus was placed on the decay constants of several radionuclides, exploring their implications for environmental monitoring and safety assessments."}
{"query": "revisions to GALL-SLR report", "positive": "The purpose of this appendix is to provide a comprehensive overview of the revisions made to Tables IV.B2, IV.B3, and IV.B4 of the GALL-SLR report, which outlines the aging management review and associated technical evaluations.", "negative": "The latest update to the GALL-SLR methodology includes significant enhancements to the analytical frameworks used for evaluating aging mechanisms in nuclear power plants."}
{"query": "The NRC mandates that licensees keep track of potential structural degradation due to cracking and loss of material.", "positive": "The aging effects requiring management for structural support include cracking, loss of bond, and loss of material (spalling) in reinforced concrete structures.", "negative": "Regular inspections are essential for identifying early signs of deterioration in concrete components, particularly focusing on factors like moisture ingress and reinforcement corrosion."}
{"query": "What information is required for a final status survey of a nuclear facility?", "positive": "There are no regulatory commitments made in this submittal.", "negative": "The report outlines procedures for evaluating the radiological conditions of the facility, including methods for sampling and analysis."}
{"query": "What is a safety analysis in the context of nuclear reactor licensing?", "positive": "A safety analysis is a systematic evaluation of a nuclear facility to assess the potential risks and hazards associated with its operation and to ensure that appropriate safety measures are in place to protect public health and the environment.", "negative": "Regulatory frameworks for nuclear reactor operation often require thorough assessments of potential operational failures to ensure compliance with safety standards."}
{"query": "damaged fuel analysis", "positive": "After the incident detailed visual examination was carried out with the help of video cameras. The examination indicated that most of the fuel assemblies suffered damage. Brittle failure and fragmentation of fuel assemblies was observed.", "negative": "Analysis of the structural integrity of the reactor materials revealed that weld joints were intact, emphasizing the efficacy of the design in preventing catastrophic failure during operational challenges."}
{"query": "reactor coolant system materials", "positive": "The portions of the steam generator in contact with the reactor coolant water are weld overlay clad with nickel-chromium-iron alloy or austenitic stainless steel.", "negative": "The selection of materials for the reactor pressure vessel is critical, particularly regarding their ability to withstand high temperatures and pressures while ensuring structural integrity over the reactor's operational life."}
{"query": "Insignificant Contributor dose calculations", "positive": "Section 5.1 of the LTP states that the actual Insignificant Contributor (IC) dose will be calculated for each individual sample result using the DCGLs from Table 4 of TSD RS-TD-313196-004, LACBWR Soil DCGL, Basement Concrete DCGL, and Buried Pipe DCGL (Reference 6) for soil.", "negative": "To assess the impact of potential radioactive contaminants, it is crucial to establish a comprehensive framework for determining risk levels associated with various isotopes found in environmental samples, ensuring proper attention to dose limits set by regulatory bodies."}
{"query": "ALWR land use impacts", "positive": "Approximately 3,000 ac (1,200 ha) of land would be temporarily and permanently affected by the construction and operation of the two-unit ALWRs at the W.S. Lee Nuclear Station. This would include 950 ac (650 ac permanently) for power generation, 1,100 ac (1,047 ac permanently) for a cooling water make-up pond, and 990 ac (400 ha) permanently for transmission line corridors (NRC 2013-TN6435; Duke Energy 2021-TN8897).", "negative": "Land use planning for energy infrastructure must consider potential ecological consequences and zoning regulations, particularly in areas with significant biodiversity and habitat sensitivity."}
{"query": "The NRC assesses the instrumentation diversity to ensure safety during Anticipated Transient Without SCRAM events.", "positive": "Diverse RPS Instrumentation is required during Anticipated Transient Without SCRAM (ATWS) events to enhance safety and reliability during reactor operations.", "negative": "Safety strategies for reactor operations must include evaluations of instrumentation effectiveness in scenarios like Anticipated Transient Without SCRAM, focusing on system redundancy and response capabilities."}
{"query": "subsequent license renewal process", "positive": "The subsequent license renewal process allows nuclear power plants to apply for an extension of their operating licenses beyond the initial 40-year period, enabling continued operation while ensuring compliance with regulatory requirements.", "negative": "The safety assessment for extending the operational period of existing nuclear reactors examines the structural integrity, safety systems, and potential environmental impacts, ensuring that these plants can operate safely under revised regulations."}
{"query": "alternative pressure test requirements", "positive": "Alternative Pressure Test Requirements for Welded Repairs or Installation of Replacement Items by Welding, Class 1, 2, and 3, Section XI, Division 1 | 2/15/94", "negative": "Construction activities should adhere to specified welding standards and guidelines to ensure structural integrity during inspections."}
{"query": "The NRC's guidelines mandate that all survey units must achieve comprehensive surface coverage during soil assessments.", "positive": "The LTP, Section 5.6.4.4 and Table 5-15 specifies that for Class 1 open land survey units, surface scans will be performed on 100% of the surface area in the survey unit L1-010-106.", "negative": "The LTP also discusses the protocol for reporting the findings from soil assessments, detailing how to document anomalies and potential contaminants identified during field investigations."}
{"query": "The design basis for the KP-FHR does not anticipate a significant increase in reactivity due to rapid changes in pressure or wetting angles.", "positive": "Graphite infiltration can be influenced by changes in pressure and wetting angle of Flibe on graphite.", "negative": "The operating conditions of the KP-FHR involve specific parameters for coolant flow that are crucial for maintaining stable thermal performance during varying load scenarios."}
{"query": "What is the significance of the 2,200-degree-F limit in 10 CFR 50.46 for Zircaloy cladding?", "positive": "The NRC staff has further determined that the 2,200-degree-F limit in 10 CFR 50.46(b)(1) provides an adequate margin of safety to preclude autocatalytic metal-water oxidation reactions.", "negative": "In evaluating the performance of Zircaloy cladding, it is essential to consider factors such as oxidation kinetics and the thermal properties under high-temperature conditions, which influence the overall reliability of the cladding during postulated accident scenarios."}
{"query": "What is the purpose of geotechnical exploration at the PSEG Site?", "positive": "The purposes of the PSEG Site geotechnical exploration and testing were to: - Obtain new data to meet current NRC and vendor design control document Tier 1 site characteristics requirements as appropriate for an ESPA - Confirm and demonstrate the applicability of the existing field data from the previous site exploration work for the existing nuclear plants", "negative": "Geotechnical evaluations at the PSEG Site included assessing soil stratigraphy and groundwater conditions to identify potential risks and the suitability of the site for construction, focusing on the mechanical properties of subsurface materials."}
{"query": "The licensing process for a nuclear reactor involves evaluating its safety and operational capabilities.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for ensuring that the licensing process for nuclear power plants establishes safety standards for their design, operation, and decommissioning.", "negative": "The operational checks that a nuclear reactor undergoes are critical for maintaining safe conditions, which include regular assessments of its cooling systems and monitoring radioactive emissions."}
{"query": "The NRC mandates that all measurements must be reported with associated uncertainty levels for accuracy.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "Accurate reporting of environmental data is crucial for regulatory compliance and effective risk management."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves multiple stages including pre-application consultations, formal applications, and reviews by the regulatory body to ensure the facility's safety and compliance with all regulations.", "negative": "The assessment of environmental impacts during the licensing phase is crucial, as it evaluates potential radiation exposure and ecosystem effects, informing decision-making about plant location and operational procedures."}
{"query": "What is the acceptable concentration limit for uranium in monitoring wells?", "positive": "**Uranium (Natural) ACL** = 1.6 mg/L", "negative": "Studies have shown varying concentrations of uranium in groundwater samples across different regions, with some areas reporting levels that raise concerns for public health. Monitoring these trends is essential for environmental safety and regulatory compliance."}
{"query": "The structural integrity of the reactor building is vital for ensuring safety during operations.", "positive": "The equipment hatch in the reactor building is reinforced to withstand various structural loads and protect against external impacts.", "negative": "Reinforced concrete walls are often used in nuclear facilities to enhance durability and provide shielding against radiation."}
{"query": "weighted mean activity of nuclides", "positive": "Wt mean Activity (pCi/grams) represents the weighted average of the activity concentration for a nuclide, measured in picocuries per gram.", "negative": "The calculation of the mean activity can also involve correcting for decay during the measurement period, which may impact the accuracy of activity concentrations for different isotopes."}
{"query": "The report includes the average activity concentration for specific nuclides in the analyzed material, expressed in picoCuries per gram.", "positive": "Wt mean Activity (pCi/grams) is provided for each nuclide to indicate its average radioactivity per unit mass.", "negative": "Detailed measurements of gamma emissions from various isotopes were recorded during the analysis to assess their radiological impact."}
{"query": "The impacts of varying boron enrichment on reactivity during safety assembly insertion are critical to reactor safety.", "positive": "Reactivity impacts of different boron enrichments for safety assembly insertion are presented in Table D-2.", "negative": "The choice of boron concentration during fuel assembly can influence neutron absorption characteristics significantly, which in turn alters the reactor's thermal performance."}
{"query": "What is a subsequent license renewal application in nuclear regulation?", "positive": "The Subsequent License Renewal Application for the Browns Ferry Nuclear Plant, Units 1, 2, and 3, was submitted to request an extension of the operating licenses for these units beyond their current expiration dates.", "negative": "In the context of nuclear facility operations, the review process for license renewals often incorporates assessments of plant safety protocols and compliance with updated regulatory standards."}
{"query": "What does the term 'new information' mean in the context of SAMA analysis?", "positive": "\u201cNew\u201d information pertains to data used in a SAMA analysis that have changed or become available since the time the preceding SAMA analysis was performed.", "negative": "In the context of SAMA analysis, the identification of current and relevant data sources is crucial for ensuring accurate assessments, as outdated data can lead to misleading conclusions."}
{"query": "The NRC mandates that operators ensure the functionality of backup injection systems during emergency conditions.", "positive": "The operators reset both trains of Safety Injection in response to the emergency situation.", "negative": "During the evaluation of safety protocols, the procedure for verifying the operation of auxiliary systems is essential for maintaining a regulatory compliant environment."}
{"query": "What are the causes of flooding in nuclear reactor safety assessments?", "positive": "Flooding from Combined Effects includes scenarios such as Floods Caused by Precipitation Events and Flooding from Seismic Dam Failures, both critical considerations in evaluating the safety of nuclear installations.", "negative": "The assessment of surface water management is crucial in nuclear facility design to mitigate potential flooding risks from nearby water bodies and storm surge impacts."}
{"query": "reactor recirculation loop performance", "positive": "The Reactor Recirculation Loop A and Reactor Recirculation Loop B are crucial components that are responsible for maintaining reactor core cooling and efficiency during operation, ensuring that heat produced in the reactor is effectively removed.", "negative": "The design and configuration of the Reactor Recirculation Loop system must account for potential deviations in flow rates, which can affect the overall thermal performance and stability of the reactor during various operational states."}
{"query": "tritium in drinking water", "positive": "EPA (U.S. Environmental Protection Agency). 1980. \u201cEPA Method 906.0: Tritium in Drinking Water.\u201d Washington, D.C. TN8950.", "negative": "Regulatory guidelines suggest monitoring the levels of radioactive substances in various water systems to ensure public safety and health, particularly in regions where nuclear facilities are present."}
{"query": "What is the SLRA program in nuclear regulatory context?", "positive": "The NRC staff requests the applicant to make available the SLRA program basis documentation and drawings, and other documents as requested.", "negative": "The review of safety protocols related to the SLRA program highlights the need for comprehensive design documentation and regulatory compliance evaluations."}
{"query": "What is transient cladding strain and how is it calculated?", "positive": "For the transient cladding strain (TCS) calculation, COPERNIC iterates on predicted peak local linear heat generating rates (LHGR) until achieving a 1.0 percent cladding strain.", "negative": "Research into the effects of transient cladding strain has shown that variations in local heat flux can significantly influence the mechanical behavior of the cladding material, necessitating detailed thermal-hydraulic analyses."}
{"query": "What is CDF in the context of PRA evaluations for nuclear safety?", "positive": "CDF, or Core Damage Frequency, is defined in the table as a metric that indicates the likelihood of a core damage event occurring over a specified period.", "negative": "In PRA evaluations, various metrics are used to assess the safety of nuclear systems, including potential initiators of accidents that could lead to core damage."}
{"query": "The NRC mandates a reliable manual scram option in the reactor protection system to ensure safety during emergencies.", "positive": "12. Manual Scram (Four channels)            | No                                | SCRAM          | One Manual Scram channel in each RPS trip system | Operator successfully scrams reactor                  |", "negative": "7. Reactor Protection System Components \u2013 Functionality Overview |                                   |                | Various redundant systems ensure safety | Designed to automatically isolate the reactor during unforeseen conditions |                                    |                                                    "}
{"query": "What is RCS boron concentration and its importance?", "positive": "RCS cooldown is not permitted to be initiated prior to verification that RCS boron concentration is greater than cold shutdown boron concentration. The reason for borating to cold shutdown boron concentration is to provide reasonable assurance that a large outsurge from the PZR will not result in a loss of Shutdown Margin.", "negative": "Maintaining appropriate levels of boron concentration in the RCS is crucial during various operational phases, particularly to ensure effective neutron absorption and to mitigate reactivity transients during shutdown conditions."}
{"query": "The preliminary safety analysis report outlines the site characteristics and highlights the necessary evaluations for construction permits.", "positive": "The Preliminary Safety Analysis Report (PSAR) must identify and describe site characteristics that can affect the safety of the construction and operation of the nuclear facility.", "negative": "The report discusses the evaluation of environmental impact assessments and their importance in determining site suitability, emphasizing the role of geological surveys and hydrological studies in project planning."}
{"query": "The operator must respond according to the specific Alarm Response Procedures when encountering alarm signals related to the Reactivity Control System.", "positive": "The Control Rod Drive System (CRDS) is designed to control the reactivity of the nuclear reactor by regulating the position of control rods within the reactor core.", "negative": "In the event of a detected anomaly within the reactor environment, the operator must ensure that all reactivity monitoring indicators are functioning correctly, specifically checking the status of the system\u2019s feedback loops and interlocks."}
{"query": "What is the purpose of the ADVANCE Act Section 207 in the nuclear licensing process?", "positive": "The ADVANCE Act Section 207 establishes a combined license review process that streamlines the regulatory review of nuclear reactor designs.", "negative": "Section 207 outlines the requirements for public participation in the review process, ensuring that community concerns about nuclear projects are adequately addressed."}
{"query": "Strontium-90 regulatory compliance", "positive": "The reported values for Strontium-90 in the soil sample were as follows: U -0.0355 with an uncertainty of +/-0.0445, with a minimum detectable concentration of 0.0974.", "negative": "In recent assessments, regulatory bodies have noted the potential risks associated with Strontium-90 contamination in agricultural areas, emphasizing the importance of monitoring and compliance with safety standards."}
{"query": "What is data quality assessment in nuclear regulatory filings?", "positive": "Data Quality Assessment (DQA) is a systematic evaluation of the data collected to ensure that it meets specified quality standards and is suitable for its intended purpose.", "negative": "In nuclear regulatory contexts, maintaining rigorous standards for data validity is crucial for compliance, which includes evaluating methods for detecting potential inaccuracies or gaps in submitted information."}
{"query": "What is the significance of I-131 in thyroid dose calculations?", "positive": "The largest portion of this exposure is due to the single isotope I-131. This reflects its relative abundance in comparison to the other released isotopes of iodine and its greater-dose effectiveness, which is best illustrated by the following figures:", "negative": "In evaluating the potential risks associated with iodine isotopes, I-123 is often discussed due to its application in diagnostic imaging and its effective half-life, which allows for optimal imaging results."}
{"query": "The NRC mandates an analysis of aging effects on components in light water reactors.", "positive": "Loss of fracture toughness due to neutron irradiation embrittlement and for CASS, martensitic SS, and PH SS due to thermal aging embrittlement; or changes in dimensions due to void swelling or distortion; or loss of preload due to thermal and irradiation enhanced stress relaxation or creep; or loss of material due to wear", "negative": "The aging of reactor components often requires careful monitoring of structural integrity and performance under long-term operation conditions, including assessments of potential degradation mechanisms."}
{"query": "drywell spray subsystems", "positive": "**LCO 3.6.2.6** Two drywell spray subsystems shall be OPERABLE.", "negative": "**SYSTEM REQUIREMENTS:** Each drywell spray subsystem must maintain adequate flow rates under design-basis accident conditions."}
{"query": "What are the requirements for the STORAGE CASK Heat Removal System?", "positive": "**LCO 3.1.2** The STORAGE CASK Heat Removal System shall be OPERABLE.", "negative": "**SYSTEM PERFORMANCE** The STORAGE CASK must maintain structural integrity under thermal conditions during operational cycles."}
{"query": "What are the steps for de-energizing the appropriate 480V bus for pressurizer heater groups?", "positive": "For PR2 Heater Group A, Breaker T2142, 4160V/480V Transformer TR21AHF Feeder: 1. Remove breaker control power fuses 2. Check breaker T2146 - TRIPPED - *IP breaker T2146 is NOT TRIPPED,* then push mechanical trip pushbutton on front of breaker.", "negative": "Before proceeding with maintenance on the 480V bus, ensure that the circuit breakers associated with the heater groups are properly locked out to prevent accidental re-energization. This involves verifying that all necessary safety protocols are updated in the operational procedure manual."}
{"query": "Did the assessment confirm that the equipment is OPERABLE as per the Acceptance Criteria?", "positive": "A review of the test results was performed and the applicable Acceptance Criteria were met. Equipment is OPERABLE or the corresponding Event Initiated Surveillance has been satisfied.", "negative": "The equipment was tested under the specified conditions, and while the data collected showed variations, it primarily indicated a need for recalibration to enhance performance."}
{"query": "The NRC emphasizes that license holders must evaluate the consequences of climate-induced changes on critical habitats and ecosystems.", "positive": "Increased vulnerability to ecosystem changes & tree mortality", "negative": "Impacts of climate variability on biodiversity may lead to shifts in species distribution and habitat conditions."}
{"query": "The NRC stipulates that monitoring must cover normal operation as well as licensing basis events to ensure reactor safety and core integrity.", "positive": "Instrumentation shall be provided to monitor variables and systems over their anticipated ranges for normal operation and licensing basis events, as appropriate, to ensure functions that safety-significant structures, systems, and components perform are met, including those variables and systems that can affect the fission process and the integrity of the reactor core, reactor helium pressure boundary, and functional containment. Appropriate controls shall be provided to maintain these variables and systems within prescribed operating ranges.", "negative": "Monitoring for reactor operational safety includes assessments of reactor coolant system integrity and the operational status of safety-related components, focusing on parameters such as flow rates, temperature, and pressure. Additionally, periodic testing of the reactor's safety systems is required to validate their readiness for emergency scenarios, ensuring that safety protocols align with current licensing standards."}
{"query": "What are sample analytical reports in the context of nuclear licensing?", "positive": "Sample analytical reports provide essential data and analysis that support regulatory compliance and safety assessments in the nuclear licensing process.", "negative": "Regulatory bodies require comprehensive safety evaluations that often incorporate various methodologies to analyze operational data from nuclear facilities."}
{"query": "discharge of metals in cooling system effluent", "positive": "In the 2013 license renewal GEIS, the NRC reviewed the discharge of metals in cooling system effluents and found it to have a SMALL impact. Heavy metals such as copper, zinc, and chromium can be leached from condenser tubing and other components of the heat exchange system by circulating cooling water. These metals are normally addressed in NPDES permits because high concentrations of them can be toxic to aquatic organisms.", "negative": "The analysis of water quality parameters in cooling systems often highlights the presence of various ions and their potential effects on system efficiency, particularly in relation to corrosion rates and scale formation. Factors influencing these parameters can include temperature fluctuations and the chemical composition of the coolant water."}
{"query": "The licensing process for nuclear reactors mandates numerous safety evaluations.", "positive": "The NRC reviews estimates of the likelihood of accidents as part of the licensing process for nuclear reactors.", "negative": "Safety assessments also consider the reactor's containment systems and their ability to prevent the release of radioactive materials during emergency scenarios."}
{"query": "The licensing process for nuclear facilities requires detailed safety assessments and regulatory compliance.", "positive": "Nuclear licensing involves a rigorous process of review where safety analyses are conducted to ensure compliance with established regulations.", "negative": "Regulatory bodies often evaluate the operational guidelines and maintenance protocols to guarantee that nuclear plants uphold high safety standards."}
{"query": "aging management program", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "The aging of structural components can lead to degradation, necessitating periodic assessments to ensure safety margins are upheld."}
{"query": "analytical procedures for nuclear sample analysis", "positive": "The samples in this SDG were analyzed on an 'as received' basis.", "negative": "The results demonstrate the effectiveness of various techniques for measuring isotopic ratios in similar contexts."}
{"query": "The analysis performed assumes certain equipment out-of-service conditions, including inoperable Safety Relief Valves and other systems.", "positive": "Base Case Operation as well as the above-listed EOOS conditions assume all the items OOS below.", "negative": "In evaluating the reactor's performance during startup, various limiting conditions, such as the operational status of the coolant systems and associated safety mechanisms, are considered."}
{"query": "indirect transfer of licenses", "positive": "The application for indirect transfer of the licenses dated December 2, 2020, is available in ADAMS under Accession No. ML20337A344.", "negative": "The NRC establishes guidelines for the direct transfer of general licenses, providing clear procedural requirements for licensees looking to navigate the process."}
{"query": "RHR pump suction valve failure", "positive": "Recognize / report failure of RHR pump C suction valve (10MOV-13C) to close", "negative": "The operational status of the RHR system includes monitoring the valve positions and flow rates, which are critical for system efficiency during normal and emergency conditions."}
{"query": "How does a demineralizer work in a nuclear facility?", "positive": "A demineralizer is used to remove ions from water, particularly in nuclear facilities, to prevent corrosion and damage to systems.", "negative": "In nuclear facilities, the treatment of feedwater is essential for optimizing reactor efficiency, as it involves various processes to manage water chemistry."}
{"query": "What are the considerations for inspection frequency in nuclear regulatory processes?", "positive": "Consider the industry-proposed inspection duration, frequency, and team complement.", "negative": "Examine the safety assessment protocols outlined in the latest regulatory framework to ensure compliance with current nuclear standards."}
{"query": "What modifications have been made to the fuel storage racks at McGuire Station?", "positive": "Due to projected shortage of spent fuel storage in 1990's two region poison fuel storage racks have been installed at both McGuire Units 1 and 2. This modification increases the total storage capacity of each spent fuel pool from about 500 locations to 1463 locations.", "negative": "The design of the fuel storage pools at McGuire Station includes advanced materials to enhance radiation shielding and prevent leaks, ensuring safety compliance throughout their operational lifespan."}
{"query": "What is the Practical Quantitation Limit in environmental sampling?", "positive": "PQL is the Practical Quantitation Limit. Synonymous with the EPA term \"minimum level\".", "negative": "Understanding the detection limits of laboratory methods is crucial for evaluating the reliability of environmental monitoring results."}
{"query": "What is the weight mean activity of nuclides?", "positive": "The weight mean activity of nuclides is presented in picoCurie per gram, highlighting the radioactivity level of specific isotopes such as K-40, which has a weight mean activity of 4.00E+00 pCi/grams.", "negative": "When calculating the decay rate of isotopes, it is essential to consider factors such as half-life and the potential hazards associated with each radionuclide, particularly in clinical or environmental contexts."}
{"query": "The NRC mandates that operational limits and conditions must be defined to ensure the safety of the reactor operations.", "positive": "The NRC requires that licensees establish clear operational limits and conditions as part of the safety analysis report.", "negative": "Regulatory guidelines specify acceptable ranges for temperature and pressure during reactor operations to monitor performance effectively."}
{"query": "probabilistic risk assessment", "positive": "NRC Regulatory Guide 1.174, \u201cAn Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis\u201d, Revision 3, dated January 2018 (ADAMS Accession No. ML17317A256)", "negative": "In the context of safety analysis, identifying potential failure events and their associated probabilities is essential for effective oversight of nuclear facilities, influencing decisions on operational procedures."}
{"query": "The NRC emphasizes the importance of thorough analysis of radioactive materials in compliance with safety protocols.", "positive": "Nickel-63                     | U         | -0.294   | +/-1.52       | 2.70 | 5.00 | pCi/g  | TXJ1| 04/04/19 | 2340  | 1862816 | 12     |        |", "negative": "Current guidelines outline specific procedures for handling and disposing of low-level radioactive waste, highlighting the significance of optimal waste management practices."}
{"query": "The NRC staff notes that solar PV plants can significantly impact wildlife, especially birds, due to collisions with equipment and transmission lines.", "positive": "The NRC staff concludes that the impacts on terrestrial resources would be MODERATE to LARGE because the solar PV plants require large areas of land and clearing the land could result in the significant loss of wildlife, habitats, and vegetation.", "negative": "The potential for solar energy installations to alter local ecosystems includes risks such as habitat fragmentation and changes in animal migration patterns due to the installation of large solar arrays."}
{"query": "The NRC mandates that structures and components must be evaluated for potential aging effects, particularly in terms of bolting corrosion.", "positive": "Consistent with NUREG-2191. The ASME Section XI, Subsection IWF (B.2.1.30) program will be used to manage loss of material of carbon and low alloy steel and high strength low alloy steel with yield strength of 150 KSI or greater bolting for supports of ASME Class 1, 2, 3, and MC piping and components (including constant and variable load spring hangers, rod hangers, clamps, straps, guides, stops, seismic anchors or restraints, support frames, support members, welds, bolted connections, support anchorage to building structure, clevis pins, and vent system supports) exposed to air - indoor uncontrolled in the Component Supports.", "negative": "The report outlines the strategies employed for the assessment of material degradation mechanisms in various nuclear components over time, emphasizing the importance of understanding environmental impacts on structural performance."}
{"query": "What are the loading criteria for BWR SNF assemblies?", "positive": "Table B2-11: BWR SNF Assembly Loading Criteria provides the specific enrichment limits for the optimal configuration of the BWR assembly loading.", "negative": "The design specifications for BWR fuel assemblies detail constraints that affect the arrangement of fuel rods and neutron absorption characteristics."}
{"query": "automatic depressurization system", "positive": "Automatic depressurization system 4.1", "negative": "Emergency pressure relief mechanisms are often tested during system evaluations to ensure they function effectively under simulated failure conditions."}
{"query": "What is the significance of a free drop test in nuclear safety assessments?", "positive": "Figure 2.12.1-14 \u2013 CTU-2 Free Drop Test No. 3: Close-up View of Deformed Side Flat (~4 inch Width), Failed Closure Lid Bolt illustrates the results of the free drop test, which assesses the structural integrity of components under accidental drop conditions.", "negative": "The integrity of storage containers is critical in preventing radioactive leakage, and various tests, including seismic and impact assessments, are conducted to ensure their durability during extreme conditions."}
{"query": "Departure from Nucleate Boiling design basis", "positive": "Departure from Nucleate Boiling (DNB) Design Basis is a critical design parameter in the thermal-hydraulic analysis of nuclear reactors, which addresses the conditions under which coolant may fail to adequately remove heat from the fuel rods, leading to potential overheating and damage.", "negative": "The thermal-hydraulic behavior of nuclear reactors is significantly influenced by various cooling methods and the properties of the coolant, particularly in scenarios involving high heat fluxes and reactor power levels, which necessitate careful analysis to prevent exceedance of critical thresholds."}
{"query": "What is the NRC\u2019s Safety Culture Policy Statement?", "positive": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "The NRC emphasizes the importance of maintaining transparency in safety reporting and encourages licensees to foster environments where employees feel empowered to communicate safety concerns without fear of retaliation."}
{"query": "How does the Rod Control System maintain Tavg within operational limits?", "positive": "In AUTOMATIC, the Rod Control System functions to maintain Tavg within 1.5\u00b0F of programmed Tave (or Tref).", "negative": "The Rod Control System includes advanced algorithms for optimizing control rod positioning and managing reactor dynamics, ensuring efficiency in fuel utilization and response to operational variations."}
{"query": "The NRC tracks the monthly surface water intake for nuclear facilities.", "positive": "| Month          | Intake (mgm) | Total (gpm) |\n|----------------|---------------|-------------|\n| February 2021  | 2,338.56      | 58,000      |", "negative": "Nuclear power plants rely on extensive water intake systems to cool reactors and manage thermal efficiency."}
{"query": "The process of obtaining a nuclear power license includes comprehensive assessments and evaluations.", "positive": "The licensing process for a nuclear power plant involves extensive documentation and reviews to ensure compliance with regulatory standards.", "negative": "As part of regulatory oversight, entities must ensure that their safety protocols for emergency shutdowns and equipment testing meet specific criteria."}
{"query": "Which isotopes are included in the high-energy spectrum analyzed for potential radioactive decay?", "positive": "Nuclide identification in the context of nuclear licensing is crucial, as it involves identifying specific isotopes such as K-40, BI-212, and PB-212 based on their energy emissions and activity levels reported in the analysis.", "negative": "In nuclear physics, the decay constants of various isotopes can greatly influence their behavior in high-energy environments, impacting the safety measures required during containment."}
{"query": "What is the purpose of the Data Quality Objectives (DQO) process in nuclear licensing?", "positive": "FSS planning and design relies on a properly executed Data Quality Objective (DQO) process to ensure, through compliance with explicitly defined inputs and boundaries, that the primary objective of the survey is satisfied.", "negative": "The DQO process is integral in establishing the criteria for decision-making, ensuring that the data collected meets the necessary standards for evaluating compliance with regulatory requirements."}
{"query": "What is the unit of measurement for surface water quality parameters?", "positive": "The average for parameters tested in the analysis is calculated as specified considering 1 milligram per liter equals 1 part per million (ppm).", "negative": "Various water quality indicators, such as dissolved oxygen levels and nutrient concentrations, are monitored to understand the health of aquatic ecosystems."}
{"query": "What is the significance of measuring Carbon-14 in nuclear regulatory filings?", "positive": "Carbon-14 is a radioactive isotope that is often measured in environmental samples to assess potential contamination and its implications for safety and compliance in nuclear facilities.", "negative": "Regulatory agencies often evaluate the levels of various isotopes, including those that are not hazardous, to ensure compliance with environmental standards and regulations."}
{"query": "The overall height of the containment vessel measures 343.125 feet, which is critical for structural integrity.", "positive": "The containment vessel has a hemispherical dome with a height of 690 inches and a thickness of 0.688 inches.", "negative": "The structural design of the containment area requires specific material properties to withstand internal pressure, including requirements for tensile strength and resistance to deformation."}
{"query": "What is the importance of assessing the parameters related to the startup feedwater pump?", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to startup feedwater system malfunctions: (CFR: 41.5 / 41.7 / 45.7 / 45.8)", "negative": "Monitoring the performance metrics of the startup feedwater system is essential for identifying potential efficiency losses, which can impact overall plant output."}
{"query": "The NRC has established guidelines to ensure the confidentiality of sensitive information that may be included in license applications.", "positive": "License applications that contain sensitive information should be marked as indicated in the list that follows in accordance with Title 10 of the Code of Federal Regulations (10 CFR 2.390) before the information is submitted to the NRC.", "negative": "Proper handling and safeguarding of sensitive data in regulatory contexts is crucial for maintaining security and compliance with relevant policies."}
{"query": "wind direction measurement in nuclear safety assessments", "positive": "The data indicates the total number of observations for wind direction, categorized as W, NW, and W-NW, reflecting the various speeds and frequency rates of observed winds essential for evaluating environmental impacts during regulatory processes.", "negative": "In nuclear facility evaluations, meteorological data such as atmospheric pressure and temperature gradients play a crucial role in modeling the dispersion of airborne contaminants, which can influence the assessment of safety measures."}
{"query": "The systems are required to endure the pressure of a Type 'A' test during evaluation.", "positive": "All systems are exposed to the pressure of Type 'A' test; if a test is not conducted at the test pressure, Type 'C' penalties will be applied to test results.", "negative": "In the context of safety evaluations, systems may be assessed for their ability to handle various operational pressures, including situations where a Type 'A' pressure might not reflect actual operating conditions."}
{"query": "What is the Poisson probability model in relation to volcanic eruptions?", "positive": "The probability of a future eruption in the LHVF can be calculated using a homogeneous Poisson probability model. The Poisson process assumes that events occur randomly and independently in time, and involve the fewest number of assumptions about the processes controlling eruption recurrence (e.g., Bebbington, 2013; Connor et al., 2015).", "negative": "Models of eruption frequency often utilize statistical methods to estimate the likelihood of events, focusing on past eruption data to predict future occurrences, though they do not always rely on a single distribution like the Poisson model."}
{"query": "Loss of Shutdown Cooling", "positive": "D3 Section 3.16, Event: 15.2.9 Loss of Shutdown Cooling", "negative": "The analysis of system performance highlighted potential vulnerabilities in maintaining adequate cooling during non-operational states."}
{"query": "What is a Phase I Archaeological Survey in the context of nuclear facilities?", "positive": "A Phase I Archaeological Survey is a preliminary investigation conducted to identify any archaeological resources within a designated area that might be impacted by construction or land development activities related to nuclear facilities.", "negative": "In the context of nuclear facility construction, cultural resource assessments often include site evaluation methodologies that involve the use of remote sensing technology to identify subsurface archaeological features."}
{"query": "The NRC's approach to managing completion times relies on risk-informed methodologies.", "positive": "The Risk-Informed Completion Times (RICT) program is designed to provide a framework for ensuring safety while allowing for flexibility in the completion of required actions during a nuclear plant's operation.", "negative": "The NRC has guidelines that encourage the integration of safety assessments with operational adjustments in the management of nuclear facilities, focusing on the importance of maintaining regulatory compliance."}
{"query": "What is the purpose of the Safety Evaluation Report in nuclear licensing?", "positive": "The Safety Evaluation Report (SER) is a document prepared by the staff of the Nuclear Regulatory Commission (NRC) that evaluates the safety of a proposed nuclear facility or activity and provides the basis for regulatory decision-making.", "negative": "The Safety Evaluation Report assesses various safety protocols that nuclear facilities must adhere to, including risk assessments and safety standards that are essential for maintaining compliance during operations."}
{"query": "minimum detectable concentration", "positive": "MDC is defined as Minimum Detectable Concentration, which refers to the lowest concentration of a substance that can be reliably detected in a sample under stated conditions.", "negative": "In analytical chemistry, sensitivity is crucial as it determines the ability of a method to detect small amounts of a substance, often assessed in relation to the standard deviation of the blank measurements."}
{"query": "What is the impact of pitting and crevice corrosion on stainless steel piping?", "positive": "Loss of material due to pitting and crevice corrosion", "negative": "The degradation of stainless steel in marine environments is often influenced by surface roughness and the presence of stagnant water conditions, which can exacerbate localized attack mechanisms such as pitting, resulting in compromised integrity of the piping systems."}
{"query": "backup tower parameters", "positive": "### Transmitted Locations\n\n| Parameter     | ERF Data Base | Control Room | Remote Interrogation |\n|---------------|---------------|--------------|-----------------------|\n| Wind Speed    | X             | X            | X                     |\n| Wind Direction | X            | X            | X                     |\n| Sigma Theta   | X             | X            | X                     |", "negative": "The remote interrogation system offers various configurable metrics that can provide enhanced situational awareness. These include parameters such as atmospheric pressure, temperature fluctuations, and regional seismic activity."}
{"query": "In addressing energy independence, President Nixon emphasized the need for a comprehensive strategy that included the advancement of nuclear technology, particularly fusion research and modernizing uranium enrichment facilities.", "positive": "In his message on energy before Congress on June 4, 1971, President Nixon positioned the DNR as part of a broader range of proposals designed to address a growing energy problem.", "negative": "During the early 1970s, the debate around energy policies led to discussions about the role of nuclear power in future energy systems, particularly regarding safety regulations and the technological advancements necessary to ensure robust facility operations."}
{"query": "risk informed completion time", "positive": "A RICT calculation must include the following hazard groups: internal flood and internal events PRA model, internal fire PRA model, and seismic penalty factor. Changes to these means assessing the hazard groups require prior to NRC approval.", "negative": "In order to effectively manage safety, the evaluation of various hazard scenarios such as internal flooding, seismic activity, and fire risks is crucial to inform the safety assessments and mitigation strategies."}
{"query": "Safeguards must ensure that records are stored securely and are retrievable when necessary.", "positive": "GE Hitachi Nuclear Energy (GEH) has established measures to provide provisions for the identification, administration, receipt, storage, preservation, safekeeping, retrieval, and disposition of all records such that damage or loss does not occur.", "negative": "Protocols for ensuring the integrity of records through secure handling and backup measures are critical in maintaining compliance and preventing unauthorized access."}
{"query": "Americium-241 analysis in nuclear safety", "positive": "Americium-241 was measured with a result of 0.0122 pCi/g and has an uncertainty of +/-0.00533.", "negative": "The presence of Americium-241 in environmental samples requires careful monitoring to ensure compliance with safety regulations and to evaluate its potential impact on public health."}
{"query": "risk-informed method in nuclear regulation", "positive": "The proposed risk-informed approach meets the key principles in RG 1.174 (Reference 2) in that it is consistent with the defense-in-depth philosophy, maintains sufficient safety margins, results in a very small increase in risk, and is monitored using performance measurement strategies.", "negative": "The application of probabilistic risk assessment methods is essential for evaluating the safety performance of nuclear facilities, although it does not directly address the operational procedures that ensure compliance with regulatory standards."}
{"query": "What are the safety features of main steam lines in nuclear reactors?", "positive": "Each 32-inch main steam line is isolated by an automatically tripped, normally open swing-check valve installed in the direction to prevent flow out of the containment. Flow into the containment is prevented by a motor-operated nonreturn valve installed adjacent to the trip valve.", "negative": "The steam generator's safety systems include pressure relief valves that open automatically under certain conditions to prevent overpressure scenarios. These valves are critical to maintaining safe operational limits, but they are designed to respond to system pressures and do not directly impact the functioning of main steam lines."}
{"query": "What are the critical sections for the 30-Foot Side Drop Load Condition in GTCC-TSC?", "positive": "In the context of GTCC-TSC, the critical sections for the 30-Foot Side Drop Load Condition are specifically identified to assess structural integrity under extreme drop scenarios.", "negative": "The analysis of dynamic responses in GTCC-TSC considers various impact velocities and their effects on structural components, highlighting the significance of load pathways during extreme events."}
{"query": "waste evaporator condensate demineralizer", "positive": "Waste evaporator condensate demineralizer  - Number: 1 (per unit)  - Type: Flushable  - Design pressure (psig): 150  - Design temperature (\u00b0F): 200  - Design flow (gal/min): 35  - Resin volume (ft\u00b3): 30  - Material: SS  - Process decontamination factors: 100 for iodine; 2 for cesium; 100 for all other nuclides", "negative": "The condensate polishing system utilizes multiple stages of reverse osmosis to maintain high quality water, ensuring that the treated effluent meets rigorous purity standards for reactor feed water."}
{"query": "The installation of fire stops must adhere to specific height intervals to ensure adequate fire resistance in cable penetration areas.", "positive": "In the area located between Elevation 259 ft. 6 in. and Elevation 291 ft. 10 in. and between column 9 and column 7. Fire stops were installed at midheight for risers between 10 and 30 feet or at no greater than 15-foot intervals for risers more than 30-foot high.", "negative": "Fire stops are critical in controlling the spread of fire and smoke, particularly in vertical shafts, where they must be placed strategically at various levels based on the building's height, to comply with fire safety codes and enhance overall structural integrity."}
{"query": "The regulations stipulate that operators must maintain adherence to safety protocols during reactor operation.", "positive": "The regulatory framework mandates that all nuclear facilities must develop and implement a comprehensive safety analysis report to demonstrate compliance with safety standards.", "negative": "Effective safety management requires that operators regularly assess potential hazards related to reactor design, ensuring that all identified risks are properly documented and analyzed."}
{"query": "The NRC's endorsement of NEI 17-07, Revision 2, establishes a framework for conducting a PRA peer review that meets regulatory requirements.", "positive": "The NRC staff endorses NEI 17-07, Revision 2, as a means of satisfying the peer review requirements in ASME/ANS RA-Sa-2009 and for the purpose of meeting regulatory position C.2 of this RG.", "negative": "The review process outlined in NEI 17-07, Revision 2, emphasizes the importance of integrating safety culture assessments within the PRA framework to enhance the overall quality of the peer review."}
{"query": "BWR circumferential and axial welds", "positive": "TRP-142.5-6 Q1, Q2 - SLRA Proprietary Section 4 on pages 4-44, 4-45, 4-46, 4-47, 4-48, and 4-49 are being revised to: Include EOI RT_max & ART values and provide some additional description regarding the basis, and Discuss ISP items as the limiting material.", "negative": "The evaluation of weld integrity in BWR systems often focuses on the impact of temperature fluctuations on material properties and the potential for stress corrosion cracking, which can significantly influence the durability of components."}
{"query": "k-effective in nuclear engineering", "positive": "The k-effective (k_{eff}) is a measure of the effective multiplication factor in a nuclear reactor, indicating how many neutrons will cause a reaction to proceed and determining the reactor's ability to sustain a chain reaction.", "negative": "The k-infinity value, which represents the multiplication factor in an infinite medium, is important for understanding the theoretical limits of reactor performance."}
{"query": "nuclide minimum detectable activity (MDA)", "positive": "The nuclide minimum detectable activity (MDA) is a critical measure in detecting radioactive isotopes, defined as the smallest concentration of a nuclide that can be reliably identified above background radiation.", "negative": "In radiological surveys, different detection instruments exhibit varying sensitivity thresholds, impacting the effective quantification of radionuclides in samples."}
{"query": "Independent Spent Fuel Storage Installation", "positive": "Associated Independent Spent Fuel Storage Installation", "negative": "The regulatory framework for the licensing of these facilities outlines the requirements for safety assessments and environmental considerations."}
{"query": "What are containment isolation valves in nuclear facilities?", "positive": "The containment isolation valves for the hydrogen analyzers are direct acting solenoid valves, powered from vital electrical buses, which are backed up by the battery.", "negative": "The hydraulic systems used in the containment area are crucial for maintaining pressure integrity during operational phases."}
{"query": "What is the method for calculating wave runup at a nuclear plant?", "positive": "The wind setup (surge) and wave runup were considered in determining the maximum flood-water level. These two parameters were evaluated for two critical locations at the plant site, the shoreline leading up to the plant grade and the face of the Units 1 and 2 circulating water intake structure.", "negative": "The assessment of coastal structures often includes evaluating the effects of wave height and period on stability, which requires detailed numerical modeling to predict the interaction between wave forces and the infrastructure."}
{"query": "What is HTD radionuclide analysis in nuclear safety?", "positive": "The survey design specified that a minimum of one (1) sample was required for HTD ROC analysis. In total, three (3) samples (L1-010-107-FSGS-008-SS, L1-010-107-FJGS-005-SS, and L1-010-107-FJGS-016-SS) were selected for HTD radionuclide analysis.", "negative": "The process relies on comprehensive assessments of all radionuclide levels within the designated survey areas. Each collected sample undergoes rigorous testing for consistency and compliance with regulations, ensuring that potential contamination sources are thoroughly evaluated."}
{"query": "The confidence index for nuclide identification should be ensured to meet requisite thresholds during analysis.", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Proper calibration of detection instruments is crucial to maintaining measurement accuracy in nuclear analysis."}
{"query": "What is dose estimation in the context of radiological safety?", "positive": "Dose estimation would have to be done using some Monte Carlo-based software. Assuming it as a point source at the site wouldn't be a safe assumption as it will release will some biological half-life into the blood stream and evacuated.", "negative": "When evaluating radiological exposure, it is crucial to consider the effective dose limits set by regulatory bodies, which can vary significantly depending on the type of procedures involving different isotopes."}
{"query": "The ground motion resulting from seismic activity can cause secondary hazards that may impact plant safety and operations.", "positive": "Seismic Activity is defined as sudden ground motion or vibration of the Earth as produced by a rapid release of stored-up energy along an active fault. Secondary hazards resulting from seismic activity include, but are not limited to, structural damage and other hazards that may affect plant safety.", "negative": "Ground vibrations from seismic events can lead to increased stress on structural components of a facility, necessitating regular assessments of the integrity of design features to ensure resilience against potential fault activity."}
{"query": "completion times in nuclear safety procedures", "positive": "Required Action A.1 has two Completion Times. The 1 hour Completion Time begins at the time the Condition is entered and each 'Once per 8 hours thereafter' interval begins upon performance of Required Action A.1.", "negative": "In the context of nuclear facility operations, defining appropriate completion times is crucial for maintaining safety protocols and ensuring compliance with regulatory requirements. The timing for assessments and actions can significantly affect the overall reliability of safety systems."}
{"query": "nuclear licensing process", "positive": "The licensing process for nuclear facilities in the United States is governed by the Atomic Energy Act, which outlines the requirements for obtaining a license to construct and operate a nuclear reactor.", "negative": "Compliance with safety standards and regulations is crucial during the operation of nuclear power plants, as they are subject to rigorous inspections and audits to ensure public safety and environmental protection."}
{"query": "What is the significance of the Cold EAL chart in nuclear emergency procedures?", "positive": "The Cold EAL chart must be used because Reactor water temperature was < 212\u00b0F at the beginning of the transient.", "negative": "Accurate assessment of thermal conditions is critical during any transient, emphasizing the need for comprehensive evaluation and adherence to established safety protocols."}
{"query": "cultural resources report", "positive": "The NRC staff invites you to submit any comments that you may have on the enclosed cultural resources report, the NRC staff's finding of Adverse Effect, and the development of an MOA.", "negative": "In assessing the potential impacts on historical sites, it is essential to consider both the current regulatory framework and the methodologies used in environmental assessments. This ensures that any findings will comply with relevant preservation standards and inform stakeholders adequately."}
{"query": "The analysis of the DNBR margin is critical for assessing the safety of the reactor operation.", "positive": "The DNBR Margin Tolerance Limit is a crucial metric used to ensure the reactor operates within safe thermal limits during power generation.", "negative": "Evaluating the heat transfer efficiency in reactors involves multiple parameters, such as coolant velocity and heat exchanger design, which can influence thermal dynamics significantly."}
{"query": "What are the flood hazard reevaluation processes for nuclear facilities?", "positive": "The flood hazard reevaluation process for nuclear facilities involves comprehensive analysis and assessment of potential flooding scenarios that could impact the plant's safety systems and operations.", "negative": "Hydraulic models are essential in evaluating the potential flood impacts on critical infrastructure, using parameters such as peak flow rates and inundation extents to establish risk assessments for various scenarios."}
{"query": "What is the significance of the \u0394T Trip Setpoint in nuclear reactors?", "positive": "For each percent that the magnitude of qt - qb exceeds +10%, the \u0394T Trip Setpoint shall be automatically reduced by \u2265 2.14% of its value at RATED THERMAL POWER;", "negative": "The safety protocols in nuclear reactors often require strict monitoring of temperature differentials, where deviations can trigger specific operational responses to maintain reactor stability."}
{"query": "The NRC's siting criteria for population centers need to be updated to reflect the characteristics of advanced reactors and enhance public safety during deployment.", "positive": "Updating these criteria could expand that pool of potential sites. To align with the ADVANCE Act, Ms. Austgen stated that population center distance and density requirements should be updated to ensure public safety while facilitating advanced reactor deployment, and that stakeholder engagement would be needed to define appropriate criteria, ensuring they reflect advanced reactors' characteristics.", "negative": "The National Laboratory has been exploring risk assessment methodologies for nuclear facility deployment, particularly focusing on evaluating seismic and demographic factors that could influence site selection for future reactors."}
{"query": "What is Safeguards Information in the context of nuclear regulatory oversight?", "positive": "Safeguards Information is a special category of unclassified sensitive information that must be protected. Safeguards Information concerns the physical protection of operating power reactors, spent fuel shipments, strategic special nuclear material, or other radioactive material.", "negative": "Effective regulatory oversight of nuclear facilities often involves rigorous evaluations of physical security measures and protocols, ensuring that sensitive materials are safeguarded against potential threats."}
{"query": "The report discusses the Minimum Detectable Activity (MDA) for various nuclides measured in pCi/grams.", "positive": "Nuclide MDA (pCi/grams) refers to the minimum detectable activity of a radioactive nuclide as indicated by its counting measurements.", "negative": "Calculating the efficiency of detectors is essential for understanding how well various nuclides can be identified and quantified in radiological assessments."}
{"query": "The system incorporates a method to safeguard against prolonged frequency drops that can lead to turbine harm by disconnecting the generator circuit breakers.", "positive": "Provides protection from turbine damage caused by prolonged under normal system frequencies by tripping the generator circuit breakers and turbine via two redundant lockout relays.", "negative": "The use of advanced frequency monitoring systems can aid in optimizing turbine performance and ensuring efficient operation during varying load conditions."}
{"query": "Reactor Core Isolation Cooling (RCIC) system explanation", "positive": "Apparent Cause Evaluation: Reactor Core Isolation Cooling (RCIC) Isolation MO-2076 Times Out of Specification", "negative": "Reactor Pressure Vessel Flushing Systems are designed to maintain optimal cooling and removal of impurities, ensuring the integrity of reactor operations."}
{"query": "The NRC collects and analyzes wind speed and direction data to assess atmospheric stability for safety evaluations.", "positive": "Stability Class: A\u2014Elevation: 35 Feet", "negative": "Analysis of wind patterns over a complete seasonal cycle reveals fluctuations in speed and direction that may influence local weather conditions."}
{"query": "How do control rods affect reactor power levels?", "positive": "The selected control rods are inserted by the drive motor and full insertion takes approximately two minutes. The reactor power decreases gradually with the control rod insertion.", "negative": "The rate of neutron absorption by the control rods can influence the reactor's reactivity during operations."}
{"query": "Fish larvae and eggs were identified in a variety of taxonomic families during the entrainment characterization study.", "positive": "During the entrainment characterization study, fish eggs and larvae collected were from 11 families: Clupeidae, Moronidae, Centrarchidae, Atherinopsidae, Sciaenidae, Cyprinidae, Catostomidae, Percidae, Ictaluridae, Fundulidae, and Poeciliidae.", "negative": "The study also examined how various environmental conditions affect the spawning behaviors of freshwater species, highlighting the importance of water temperature and flow rates."}
{"query": "research reactors and testing facilities", "positive": "In \u00a7 171.17(a)(1), remove the phrase \"non-power reactors\" and add in its place the phrase \"research reactors, testing facilities\".", "negative": "The evaluation of operational parameters in research reactors provides critical insights into their performance and safety protocols."}
{"query": "The fire protection system is critical for ensuring safety during normal operations and emergencies.", "positive": "The MNGP fire protection system receives its water supply from the Mississippi River.", "negative": "The water sources used for cooling systems are often evaluated for their environmental impact and sustainability."}
{"query": "What are the environmental monitoring controls during construction for nuclear facilities?", "positive": "Environmental monitoring feedback to assure minimization to the extent practical of adverse impacts due to construction activities will be accomplished through TVA's administrative control procedures.", "negative": "During the construction phase of nuclear facilities, various indicators are routinely evaluated to ensure compliance with safety standards, including emissions assessments that monitor air quality and potential radiological impacts."}
{"query": "How does the updated Technical Specifications address Risk Informed Completion Times?", "positive": "The proposed amendment would modify TS requirements to permit the use of Risk Informed Completion Times in accordance with TSTF-505, Revision 2, \"Provide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4b\" (ADAMS Accession No. ML181834493).", "negative": "Regulatory guides outlining the framework for Risk Informed approaches emphasize the importance of a systematic evaluation of safety metrics and their application in plant operation timings."}
{"query": "cumulative effects analysis in nuclear licensing", "positive": "The goal of the cumulative effects analysis is to identify potentially significant impacts. The analysis considers the following factors with regards to the proposed action and past, present, and reasonably foreseeable actions:", "negative": "Evaluating the interactions between various environmental stressors is critical in understanding their combined impact on ecosystems, particularly in contexts requiring regulatory assessment."}
{"query": "nuclear regulatory filings", "positive": "Attachment 1 \u2013 \u201cRES International Strategy Summary\u201d provides a high level summary document for use to communicate how RES plans to engage international partners.", "negative": "This document outlines various compliance protocols that nuclear plants must adhere to in order to ensure safety and regulatory standards are met."}
{"query": "What are the regulatory requirements for initial licensing of nuclear reactors?", "positive": "The initial licensing of nuclear reactors is governed by the NRC regulations that require comprehensive safety assessments, environmental reviews, and technical evaluations to ensure adequate protection of public health and safety.", "negative": "The certification process for nuclear installations involves rigorous assessments of security measures and emergency preparedness plans to address potential operational risks and safeguard community interests."}
{"query": "The NRC mandates that if one or more penetration flow paths have a single PCIV inoperable, the failure must be rectified or the path must be isolated to maintain safety.", "positive": "With one or more penetration flow paths with one PCIV inoperable, except for leakage (i.e., secondary containment bypass leakage rate, MSIV leakage rate, purge valve leakage rate, hydrostatically tested line leakage rate, and EFCV leakage rate) not within limit, the inoperable valve must be restored to OPERABLE status or the affected penetration flow path must be isolated. The method of isolation must include the use of at least one isolation barrier that cannot be adversely affected by a single active failure.", "negative": "The presence of redundant isolation systems is crucial in maintaining overall integrity and mitigating the impacts of potential valve malfunctions during high-pressure operations."}
{"query": "What is the ASME BPV Code Section XI?", "positive": "This regulatory guide lists the ASME BPV Code, Section XI Code Cases that the NRC has approved for use as voluntary alternatives to the mandatory ASME BPV Code provisions that are incorporated by reference into 50.55a.", "negative": "ASME BPV Code Section XI focuses on the rules for inservice inspection and testing of nuclear power plant components, addressing various methodologies and criteria that ensure the safety and reliability of these critical systems."}
{"query": "What is the significance of assembly average burnup in nuclear fuel?", "positive": "Assembly Average Burnup (B) GWd/MT measures the energy produced per ton of nuclear fuel, which is critical for evaluating the efficiency and safety of fuel assemblies in reactors.", "negative": "Understanding the thermal performance of nuclear fuel is essential, as it influences the overall reactor operation and the longevity of fuel elements."}
{"query": "What does the NUREG-0654 R2 state about radiation protection personnel staffing during an emergency?", "positive": "The NUREG-0654 R2 technical basis for augmenting radiation protection personnel states that: While not all Alert ECLs (or lower) have radiological consequences, licensees should develop their ERO staffing plans for a worst-case scenario from a radiological risk perspective, i.e., an event which results in the immediate (within 60-minutes) loss of 2 or more fission product barriers leading to significant and unknown radiological conditions.", "negative": "NUREG-0654 R2 emphasizes the need for a comprehensive Emergency Response Organization (ERO) to address various emergency scenarios. It outlines the required training and exercise protocols for personnel involved in radiation protection, ensuring that staff are prepared for different levels of emergency response while maintaining effective communication and coordination among various teams."}
{"query": "What are the deliverables required by the NRC after an audit?", "positive": "The NRC staff will develop any RAIs, as needed, via NRR Office Instruction LIC-115 and issue such RAIs separately from audit-related correspondence. The NRC staff will issue an audit summary report within 60 days of completing its audit.", "negative": "Following an audit, the NRC may require stakeholders to submit additional documentation that clarifies compliance with safety standards and operational protocols, ensuring that all findings are adequately supported during the review process."}
{"query": "effects of anticipated hydrologic alterations on water management", "positive": "Effects of anticipated hydrologic alterations on the interests of water management", "negative": "Impacts of changing precipitation patterns on the design of water management systems"}
{"query": "upper core plate inspection requirements", "positive": "40 - 60 Methods and Frequency: If triggered, VT-3 visual inspection for cracking (fatigue, IE) or wear with subsequent inspections on a 10 interval frequency", "negative": "Additional testing protocols may be implemented on similar components, including non-destructive evaluations and thermal imaging assessments that focus on surface integrity."}
{"query": "What is the purpose of TR Supplement 1 in CM5S licensing?", "positive": "Upon review and approval as determined by a final safety evaluation from NRC, this TR Supplement 1 could be referenced in licensing submittals to NRC by new or existing CM5S customers having commercially produced access to the CM5S Generic PWR TR.", "negative": "The role of TR Supplement 1 is to provide detailed guidance on the operational parameters necessary for the safe and efficient utilization of CM5S within the relevant regulatory framework."}
{"query": "Cracking and deformation in below-grade concrete structures can lead to significant safety concerns in the reactor context.", "positive": "Considering the age of BFN, the possibility of occurrence of expansion due to reaction with aggregates in the future is determined to be unlikely.", "negative": "Regular assessments of structural integrity often reveal potential vulnerabilities related to concrete placement and curing practices in nuclear facilities."}
{"query": "What is the significance of Frequency in nuclear safety surveillance?", "positive": "The Frequency specifies an interval (12 hours) during which the associated Surveillance must be performed at least one time.", "negative": "An analysis of the surveillance protocol reveals that adherence to specified intervals is critical for maintaining compliance with safety standards."}
{"query": "What is representative system nodalization in nuclear reactor analysis?", "positive": "Representative system nodalization figures for a Westinghouse four-loop plant are shown in Figure 3-1 through Figure 3-3. See Section 3.4 for a description of the Byron/Braidwood Unit 1 analysis model.", "negative": "The methodology for creating a nodalization scheme in thermal-hydraulic simulations involves ensuring that flow and temperature profiles are accurately represented, which is crucial for stability analysis."}
{"query": "What is peak axial node burnup in nuclear fuel analysis?", "positive": "The peak axial node burnup for the fuel rod is limited to [ ] GWd/MTU.", "negative": "Evaluating the thermal performance of the reactor core relies on accurately determining the fuel assembly burnup profiles."}
{"query": "What evidence is there to support the existence of faults near the Ramapo area?", "positive": "Newman et al. (Reference 2.5.1-271) conclude that these discontinuities reflect Holocene normal faulting within the Ramapo fault zone.", "negative": "Geological studies indicate that the Ramapo region exhibits numerous fault lines which have been associated with tension and shear stress, impacting local bedrock formations."}
{"query": "What is the purpose of the NRC guidance NUREG-0654/FEMA-REP-1?", "positive": "The proposed NextEra Common Emergency Plan was developed based upon NRC guidance contained in NUREG-0654/FEMA-REP-1, Revision 2 (Reference 6.8).", "negative": "The guidelines outlined in NUREG-0654 are fundamental in shaping the framework for emergency preparedness in the nuclear sector."}
{"query": "The adjustment needed for a channel output to ensure proper response to monitored parameters is critical.", "positive": "**CHANNEL CALIBRATION** - A CHANNEL CALIBRATION shall be the adjustment, as necessary, of the channel output such that it responds within the necessary range and accuracy to known values of the parameter that the channel monitors.", "negative": "Effective channel output monitoring relies on consistent assessment of response thresholds and may involve using historical data trends to inform adjustment strategies, ensuring optimal system performance."}
{"query": "RHR Suppression Pool Spray system description", "positive": "RHR pumps take suction from the Suppression Pool.", "negative": "The system is designed with multiple redundancy features to ensure reliability during operation, including fail-safe mechanisms in the fluid transfer process."}
{"query": "What is the purpose of Limiting Conditions for Operation (LCO) in nuclear regulation?", "positive": "LCOs shall be met during specified conditions in the Applicability, except as provided in LCO 3.0.2.", "negative": "LCOs play a critical role in maintaining operational safety standards, particularly during the initial stages of reactor startup and power operations."}
{"query": "cultural resources analysis", "positive": "Moreover, the NRC looks for guidance to the Council on Environmental Quality\u2019s implementing regulations for NEPA, which specify that an agency need not include relevant information if 'the overall costs of obtaining it are exorbitant.'", "negative": "The analysis of cultural resources often requires extensive engagement with stakeholders to address potential impacts on heritage sites, emphasizing the need for thorough documentation and the application of context-based assessment techniques."}
{"query": "What is the significance of P-M diameter change in nuclear fuel rods?", "positive": "b. Provide P-M diameter change versus ramp terminal power for ramped rods with short hold times (less than 30 minutes) identifying the rods by burnup range, e.g., 5 to 15 GWd/MTU, 15 to 25 GWd/MTU, 25 to 35 GWd/MTU, 35 to 45 GWd/MTU, 45 to 55 GWd/MTU and greater than 55 GWd/MTU.", "negative": "c. Examine the relationship between P-M diameter variability and neutron flux distribution in different fuel rod materials such as Zr-4 and M5, focusing on their performance at varying burnup levels."}
{"query": "What is the purpose of a safety culture in nuclear facilities?", "positive": "Safety culture is defined as the combination of individual and group values, attitudes, perceptions, competencies, and patterns of behavior that determine the commitment to and style of an organization's health and safety management.", "negative": "In nuclear facilities, the integration of robust operational frameworks is crucial for maintaining regulatory compliance and minimizing risks associated with nuclear operations."}
{"query": "What is the significance of pressure differential in the upper reactor cavity during an accident?", "positive": "Figure 6-2-12 presents the pressure differential in the upper reactor cavity as a function of time after an accident, illustrating how the differential pressure changes with respect to contaminants over specified intervals.", "negative": "Understanding the thermal response of the reactor vessels is crucial following an incident, as it can impact the structural integrity and influence the overall cooling mechanisms in place."}
{"query": "What is the role of the Congressional Review Act in nuclear regulatory processes?", "positive": "The Congressional Review Act requires federal agencies to submit rules to Congress for review before they can take effect.", "negative": "The Nuclear Regulatory Commission is responsible for ensuring that all regulations regarding nuclear power plant operations are consistent with federal standards."}
{"query": "What is the purpose of the Containment Purge System in nuclear reactors?", "positive": "The Containment Purge System is designed to maintain the integrity of the reactor containment by ensuring that any potential build-up of radioactive gases within the containment structure is effectively managed and purged.", "negative": "In nuclear reactor operations, the management of atmospheric conditions within the containment structures is critical, particularly in relation to the clearance of airborne contaminants and the safe venting of gases."}
{"query": "The evaluation of aging management for the heat exchanger components in diesel generator systems is crucial for ensuring their integrity and functionality.", "positive": "Heat Exchanger (Diesel Generator Turbo Air Aftercooler) Shell Side Components | Pressure Boundary     | Copper Alloy (\u226415 inc and \u22648 Aluminum) | Plant Indoor Air (Int)  | Loss of Material                 | Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24) | VII.G.AP-143    | 3.3-1, 089  | D     ", "negative": "Regular assessments of material degradation in heat exchanger systems are essential to address potential failures in pressure-retaining components."}
{"query": "reactor coolant system depressurization", "positive": "From Section 4.8.3.2.4, Reactor Coolant System Depressurization Scaling: The staff confirmed [[ ]] and conservatism. Therefore, the conclusion in the distortion analysis is acceptable.", "negative": "The analyses performed indicate that variations in the coolant temperature profile can significantly influence the hydraulic performance in the reactor core, highlighting the importance of thermal stratification in system operations."}
{"query": "The environmental justice review assesses whether continued operations of the nuclear facility will adversely impact local minority and low-income communities.", "positive": "Impacts on minority, low-income populations, Indian Tribes, and subsistence consumption resulting from continued operations and refurbishment associated with license renewal will be addressed in nuclear plant-specific reviews.", "negative": "Assessments of facilities like nuclear plants often evaluate the broader environmental implications, including the necessity for monitoring emissions and their potential risks to health, which may variably affect different socioeconomic groups, thus highlighting the importance of equitable policy implementation."}
{"query": "What are the functions of the RCIC system regarding steam line flow and pressure?", "positive": "The RCIC (Reactor Core Isolation Cooling) system has various instrumentation functions including Automatic Initiation for Steam Line Flow - High and Steam Line Supply Pressure - Low, as well as Manual Initiation for Steam Line Supply Pressure - Low.", "negative": "The RCIC system is designed to maintain core cooling during specific accident scenarios and includes safeguards to prevent overheating, providing critical feedback to operators regarding system performance metrics such as temperature and pressure."}
{"query": "The Nuclear Regulatory Commission oversees the licensing and regulation of nuclear facilities under the Atomic Energy Act.", "positive": "The NRC is tasked with the responsibility of regulating the use of nuclear energy, including the licensing of reactors and ensuring adherence to safety standards as established by the Atomic Energy Act.", "negative": "The NRC is also involved in establishing guidelines for the decommissioning of nuclear plants, ensuring that processes comply with safety regulations and environmental standards."}
{"query": "PWR fuel assembly enrichment levels", "positive": "Loading Table for PWR Fuel \u2013 830 W/Assembly \u2013 CE 16x16 Fuel (Continued)", "negative": "The enrichment of uranium in a PWR fuel assembly plays a critical role in determining the overall efficiency and operational characteristics of the reactor."}
{"query": "The transportation of fresh fuel must adhere to safety regulations outlined in the relevant chapters.", "positive": "The loading or unloading of fresh fuel into or from a manufactured reactor and any changes to the configuration of reactivity control and prevention systems for the fueled manufactured reactor must be performed by a certified fuel handler meeting the requirements in Subpart F of this part.", "negative": "The operation of a reactor facility must be conducted under the guidelines set forth in Subpart B, ensuring that all safety measures are properly implemented during fuel operations."}
{"query": "dropped control rod", "positive": "RO determines that ONLY ONE rod has dropped", "negative": "The reactor's safety system monitors the position of control rods, ensuring they operate within specified limits."}
{"query": "What is a drainage area in hydrology?", "positive": "Drainage area: Area that contributes to runoff.", "negative": "Watershed: The region that drains into a particular waterbody, impacting its hydrology and flow dynamics."}
{"query": "present value discounting in cost-benefit analysis", "positive": "PV = \\(\\frac{FV}{(1 + r)^t}\\) where \\( r \\) = the real annual discount rate (as a fraction, not percent) and \\( t \\) = the number of years in the future in which the costs occur.", "negative": "In discounting future costs for any analysis, the chosen rate significantly impacts the present value calculation and can alter decision-making outcomes depending on economic conditions and project timelines."}
{"query": "physical access authorization", "positive": "PE-2 Physical Access Authorization (Requirement C \u2013 Physical Access Reviews) provides guidelines for granting and managing physical access to the facility and ensures that only authorized personnel can access sensitive areas.", "negative": "Effective physical security measures necessitate regular assessments of access protocols to ensure compliance with established standards and to identify potential vulnerabilities within the facility's entry points."}
{"query": "nuclear medicine procedures", "positive": "Although I have not done that in the last several years, I am the quality and safety officer for the University of North Carolina.", "negative": "The implementation of regular calibration and maintenance schedules is critical for ensuring the efficacy of imaging equipment used in nuclear medicine."}
{"query": "maximum water surface elevation", "positive": "PMF Maximum Water Surface Elevation (ft. NAVD) is reported to be 16.1.", "negative": "The analysis of maximum tidal elevations shows variations influenced by seasonal patterns, with data suggesting peaks around 12.3 ft during spring high tides."}
{"query": "Emergency Condenser Circulating Water system specifications", "positive": "Surveillance Requirement 3.7.8.3 to Reflect Variable Condenser Circulating Water Inlet Temperature Limits", "negative": "The design of the Condenser Water System requires adherence to specific flow rates and pressure parameters to ensure optimal performance and safety compliance."}
{"query": "What is the purpose of the environmental review under NEPA for nuclear plants?", "positive": "The NRC is the lead Federal agency for the environmental review under the National Environmental Policy Act of 1969, as amended (NEPA), and for Section 106 consultation under the National Historic Preservation Act of 1966, as amended (NHPA), with the U.S. Department of Energy (DOE) Loan Programs Office (LPO) serving as a cooperating agency on the environmental review and Section 106 consultation.", "negative": "In preparation for the environmental assessments, the NRC and DOE LPO have established parameters to evaluate the potential impacts of nuclear facility operations on various ecological components, including water quality, habitat integrity, and biodiversity metrics. These metrics guide the assessment process and help frame the environmental context for nuclear energy projects."}
{"query": "The NRC evaluates the environmental implications of nuclear plant operations during the licensing process.", "positive": "The environmental report for the Monticello Nuclear Generating Plant Unit 1 is a critical component of the application for subsequent license renewal, demonstrating the applicant's assessment of potential environmental impacts.", "negative": "The application includes a section detailing the safety procedures and operational protocols that must be adhered to during plant activities, emphasizing compliance but not addressing the environmental considerations involved."}
{"query": "The operability of the diesel generators must be demonstrated within specified time limits when A.C. circuits are inoperable.", "positive": "Demonstrate the OPERABILITY of three diesel generators by performing Surveillance Requirement 4.8.1.1.2.a.2 within 8 hours, unless the diesel generators are already operating; and within 12 hours, declare required systems or components supported by the inoperable offsite circuits inoperable when a required redundant system or component is inoperable.", "negative": "In situations where two of the required standby generators are not functioning, ensure that they are restored to OPERABLE status within a timeframe of no more than 24 hours to comply with the operational readiness standards imposed on backup power sources."}
{"query": "The submission to amend the Technical Specifications of the Monticello Nuclear Generating Plant addresses the criteria for surveillance requirements.", "positive": "Revise Monticello Technical Specification Surveillance Requirement 3.8.6.6", "negative": "The proposed changes include updated criteria for operational testing and calibration procedures, which aim to enhance reliability in monitoring safety systems."}
{"query": "What is the Practical Quantitation Limit (PQL) in radiochemistry?", "positive": "PQL stands for Practical Quantitation Limit and represents the minimum concentration of a substance that can be reliably quantified in a sample under the specific analysis conditions used.", "negative": "The method's sensitivity plays a crucial role in determining the lower limits of detection for various analytes in radiochemical assessments."}
{"query": "What does the action level indicate in radiological surveys?", "positive": "The action level (cpm) represents the threshold of radiation readings that, if exceeded, may trigger further investigation or remedial action as per regulatory guidelines.", "negative": "The limits established for acceptable radiation levels are crucial for maintaining safety during ongoing environmental assessments."}
{"query": "NRC Form 354 requirements", "positive": "The NRC Form 354 requests information regarding the individual\u2019s marriage and identifying information regarding his/her spouse/cohabitant and spouse\u2019s/cohabitant\u2019s parents. This information is essential for identification purposes and to permit the NRC to make its determination regarding continued eligibility for access authorization in accordance with appropriate statutes, executive orders, and regulations.", "negative": "The NRC requires individuals to disclose their immediate family relationships, including information about spouse and parentage, as these factors play a critical role in the risk assessment for security clearances."}
{"query": "recirculation flow control failure", "positive": "Some causes of recirculation flow control failure are malfunction of the active Adjustable Speed Drive (ASD) controller (one of two redundant controllers), malfunction of the PLC supplying command signals to the controllers, or corruption to the communication between these devices (one of two redundant channels). These malfunctions can result in a rapid flow decrease in only one recirculation loop.", "negative": "Recirculation systems often rely on precise adjustments from controllers to maintain optimal flow rates, and anomalies in these systems can reflect underlying issues with flow dynamics that need thorough monitoring."}
{"query": "radioactivity in coal-fired power plants", "positive": "Radioactivity in Coal, Ashes and Selected Wastewaters from Canadian Coal-fired Steam Electric Generating Stations discusses the various radionuclides emitted during the burning of coal in power plants and their potential environmental impact.", "negative": "Research has shown that the combustion process in coal-fired power facilities releases various trace elements, including heavy metals, which may interact with soil and water systems, influencing the overall chemical composition of nearby ecosystems."}
{"query": "gamma spectrum analysis", "positive": "Peak Analysis Performed on: 6/17/2019 10:38:41 AM", "negative": "Measurement of radiological signatures in the vicinity of the facility identified changes in background radiation levels."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors includes a comprehensive review of safety, environmental impact, and operational procedures before a plant can begin operations.", "negative": "The assessment of the reactor's design and safety features is crucial, as it must align with regulatory standards and often involves rigorous testing phases to validate its operational viability."}
{"query": "Main Feedwater Pump Turbine operation", "positive": "During NORMAL operations, MFPT 1A Governor Valve position is controlled by 1-PC-46-20, MFPT 1A & 1B MASTER SPEED CONTROL.", "negative": "The MFPT systems are designed with features to ensure optimal efficiency at varying load conditions, incorporating advanced feedback mechanisms for performance monitoring."}
{"query": "Class 1 fatigue analysis", "positive": "The RPV Class 1 fatigue analyses determined the effects of transient cyclic loadings resulting from changes in system temperature and pressure and for seismic loading cycles.", "negative": "The assessment of material fatigue under varying temperatures and pressures is critical for understanding the failure mechanisms in reactor components, particularly during routine operational fluctuations and unexpected scenarios."}
{"query": "What is involved in conducting a sensitivity analysis in cost estimation?", "positive": "- Test the sensitivity of cost elements to changes in estimating input values and key assumptions.", "negative": "- Analyze the impact of varying operational parameters on project budgets without confirming the final cost projections."}
{"query": "The minimum cooling time for assemblies with average enrichments greater than 4.9 wt% 235U is 5.4 years for the CE 14x14 design.", "positive": "E \u2265 4.9                                     | 5.4      | 5.6      | 6.6      | 6.9       | 6.2      | 6.9      | 6.9       |", "negative": "Assemblies with higher enrichment levels often require an increased cooling duration to ensure safety and stability in the nuclear core, with several designs suggesting varying times."}
{"query": "What is the significance of activity measurement in nuclear safety assessments?", "positive": "Activity measurements are crucial in determining contamination levels, expressed in units like dpm (disintegrations per minute) per 100 cm\u00b2.", "negative": "Evaluating the annual variations in radiation levels is essential for understanding the effectiveness of current containment strategies in nuclear facilities."}
{"query": "wind direction persistence", "positive": "The longest persistence periods from a single sector (22.5 degrees), three adjoining sectors (67.5 degrees), and five adjoining sectors (112.5 degrees) were determined for each sector (and calm) during each year.", "negative": "Analysis of the wind patterns revealed that fluctuations in wind direction can significantly influence local weather systems."}
{"query": "What is the MELLLA+ line in nuclear reactor operations?", "positive": "The MELLLA+ line defines operational boundaries in the power range, supporting optimal performance and safety during reduced power operations.", "negative": "The operational limits set for reactor performance are crucial for ensuring fuel efficiency and minimizing the risk of instability during varied load conditions."}
{"query": "What is the minimum requirement for RHR loops in operation during MODE 5?", "positive": "One residual heat removal (RHR) loop shall be OPERABLE and in operation, and either: a. One additional RHR loop shall be OPERABLE; or b. The secondary side water level of at least two steam generators (SGs) shall be above the lower tap of the SG wide range level instrumentation by \u2265 420 inches.", "negative": "During plant operation, it is essential to ensure that all safety-related equipment remains functional, particularly during system transitions, which may require checks on the operability of both the RHR loops and the integrity of the coolant system."}
{"query": "How does excessive feedwater affect core power and DNBR in reactors?", "positive": "Addition of excessive feedwater will cause an increase in core power by decreasing reactor coolant temperature.", "negative": "In reactors, the management of feedwater is crucial for maintaining thermal hydraulic stability, especially during transient conditions when system dynamics are at play."}
{"query": "RCIC steam line isolation instrumentation", "positive": "The RCIC Steam Line Flow\u2014High Pressure\u2014Low function is part of the Reactor Core Cooling (RCIC) Isolation instrumentation, which is critical for maintaining reactor safety during transient and accident scenarios.", "negative": "The RCIC system includes various instrumentation for monitoring steam flow, pressure, and temperature, which are essential for ensuring the reactor's functional integrity and enabling operator intervention during abnormal conditions."}
{"query": "The NRC oversees the licensing of facilities engaged in the use of nuclear materials for medical purposes.", "positive": "The NRC requires all licensees to submit filings for amendments and notifications for any changes in the operation or status of their facilities.", "negative": "Several facilities across the country have implemented new protocols for the safe handling of radioactive substances, adhering to the latest NRC guidelines."}
{"query": "The design implementations at North Anna include certain standards that follow specified formats for safety analysis documentation.", "positive": "North Anna and Beaver Valley have standards that meet the updated requirements to conform to the AMEC Standard format and content of Safety Analysis Reports for Nuclear Power Plants, February 1972.", "negative": "The evaluation protocols at North Anna incorporate reviews of safety systems to ensure compliance with regulatory frameworks, but do not specify the formats for the safety analysis documentation."}
{"query": "recirculation transport analysis", "positive": "As discussed in the Response to 3.e.1, four different break cases were analyzed for the debris recirculation transport analysis: - **Case 1:** LBLOCA in Loop C, 2 trains operating - **Case 2:** LBLOCA in Loop C, Train 1A operating - **Case 3:** LBLOCA in Loop C, Train 1B operating - **Case 4:** SBLOCA in Loop C, 2 trains operating.", "negative": "The impact of varying debris sizes on flow dynamics within recirculation loops was assessed, highlighting key performance metrics that influence transport efficiency under different operational conditions."}
{"query": "The NRC oversees the licensing of various materials and imports that are essential for nuclear operations.", "positive": "Import/Export Licensing & Consultations \u2013 Heavy Water (Deuterium), or Nuclear Grade Graphite", "negative": "Regulatory guidelines detail the requirements for safety assessments and compliance checks during the nuclear material handling procedures."}
{"query": "population density measurement", "positive": "500 People per Square Mile: Dashed Line", "negative": "Population distribution trends can impact urban planning and resource allocation strategies."}
{"query": "graphite material qualification in nuclear reactors", "positive": "Graphite has been used in nuclear industry for over 70 years. In advanced reactors it is used as a moderator, reflector, and structural component due to its low neutron absorption cross-section, large scattering cross section and thermal and chemical stability.", "negative": "The performance of graphite in high-temperature gas-cooled reactors is influenced by its thermal conductivity and mechanical strength under irradiation, which plays a crucial role in reactor design."}
{"query": "The NRC emphasizes that the QPTR must remain below specified thresholds to comply with safety regulations.", "positive": "Calculated QPTR is \u2264 1.02.", "negative": "In situations where the QPTR is closely monitored, operational procedures often adjust depending on Thermal Power levels and detector availability."}
{"query": "What is the impact of aging on concrete anchor capacity in nuclear facilities?", "positive": "The Structures Monitoring (B.2.1.33) program will be used to manage reduction in concrete anchor capacity of reinforced concrete and grout in supports for ASME Class 1, 2, 3, and MC piping and components, emergency diesel generator, HVAC system components, other miscellaneous mechanical equipment, platforms, pipe whip restraints, jet impingement shields, masonry walls, other miscellaneous structures, raceways, cable trays, conduit, HVAC ducts, tube track, instrument tubing, non-ASME piping and components, racks, panels, cabinets, and enclosures for electrical equipment and instrumentation exposed to air - indoor uncontrolled and air - outdoor in the Component Supports.", "negative": "Aging infrastructure often necessitates the evaluation of various structural components, including their load-bearing characteristics. Regular assessments are essential to ensure that they meet operational safety standards and to predict when maintenance will be required for long-term integrity in high-stakes environments."}
{"query": "The packaging system for high-capacity transport of spent nuclear fuel is known as the TRANSPORT CASK.", "positive": "TRANSPORT CASK is the transport packaging system for the high-capacity MAGNASTOR System TSCs that consists of a MAGNATRAN transport cask body, a bolted closure lid, and energy-absorbing upper and lower (front and rear) impact limiters. The MAGNATRAN packaging is used to transport a TSC containing spent fuel assemblies or Greater Than Class C (GTCC) waste.", "negative": "The design of transport casks requires rigorous evaluation of their material properties to ensure structural integrity under severe accident conditions, as they must withstand potential impact and thermal events during transportation."}
{"query": "safety-related instrumentation and control systems", "positive": "The Natrium I&C Architecture Topical Report addresses the I&C systems architecture and associated design basis information with a focus on the safety-related (SR) I&C systems, interfaces, and communication paths.", "negative": "The report details various configurations of I&C systems, emphasizing the importance of redundancy and robustness in system design, but does not specifically cover the safety-related functions or their critical roles in operation."}
{"query": "NRC mediation process", "positive": "This meeting will be CLOSED to members of the public because it involves Alternative Dispute Resolution, a process that is confidential.", "negative": "During the mediation discussions, participants often analyze previous cases managed under NRC oversight to evaluate compliance strategies."}
{"query": "chemical and volume control system", "positive": "The Chemical and Volume Control System is critical for maintaining appropriate levels of water and chemical additives in the reactor, thereby ensuring adequate cooling and safety margins during reactor operation.", "negative": "The Reactor Water Cleanup System is essential for removing impurities from the water in the reactor, ensuring that the quality of the coolant remains high and free from contaminants."}
{"query": "air contamination in nuclear facilities", "positive": "Small amounts of air contamination will occur. This air contamination will include: dust and other particulate matter generated during construction; high level plumes from the natural-draft cooling towers; SO\u2082, particulates, and NO\u2093 from the operation of the starting boilers and emergency diesel electric generators; and traces of radioactive substances.", "negative": "During the operation of nuclear facilities, there are various emissions that may arise from routine processes. These emissions can consist of gases from cooling systems, steam discharges, and operational releases associated with fuel management. Monitoring these emissions is critical to ensure compliance with environmental standards."}
{"query": "isolation boundaries for leak repair", "positive": "The Shift Manager has directed you to determine the isolation boundaries (mechanical and/or electrical) to support repair of the leak as close as possible to the source.", "negative": "Before commencing any repair activities, it is essential to evaluate the isolation requirements to ensure safety and compliance with operational protocols."}
{"query": "aging management programs for safety-related systems", "positive": "The AMPs selected to manage aging effects for the ESF system components are identified in the summaries in Section 3.2.2.1 above.", "negative": "The evaluation of aging management programs is critical, as they address the degradation mechanisms that can affect system reliability and performance in the safety-critical areas of plant operation."}
{"query": "What controls are included for Auxiliary Feedwater Pump Motor 1B?", "positive": "### Controls\n- Motor 1B Control\n- Motor 1B Control Selector\n- Pump 1B AFW to SG 1C Valve Position Selector Station\n- Pump 1B AFW to SG 1D Valve Position Selector Station", "negative": "### Monitoring\n- Auxiliary Feedwater System Flow Rate\n- Status of Feedwater Isolation Valves\n- Operational Readings from Pump 1B Sensors\n- Feedback from Pump Motor 1B Current and Voltage Measurements"}
{"query": "The identification of nuclides such as PB-212 and BI-214 is crucial for understanding radiation safety.", "positive": "Nuclide Name | Id Confidence | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty", "negative": "The decay chains of specific nuclides often lead to the generation of secondary radiation, which presents unique challenges in radiation monitoring."}
{"query": "The analysis of technical specifications is crucial for compliance with safety regulations.", "positive": "The NRC requires that safety assessments include detailed technical specifications and licensing commitments relevant to the proposed activity.", "negative": "A thorough review of the operational protocols is essential to ensure that the facility meets the established performance benchmarks and efficiency standards."}
{"query": "The NRC establishes standards for the assessment of radionuclides in various materials.", "positive": "Nuclides are characterized by specific properties such as their activity levels, which are measured in picocuries per gram (pCi/grams).", "negative": "The evaluation of radioactive materials requires adherence to strict protocols to ensure public health and environmental safety."}
{"query": "What are the acceptable limits for Strontium recovery in analytical tests?", "positive": "Acceptable Limits for Strontium Carrier Recovery are defined as (25%-125%).", "negative": "The procedures for quantifying strontium concentrations often include calibration curves that reflect ion-selective electrode response times and interference factors in solution."}
{"query": "What is a Quality Assurance Program Description (QAPD) in nuclear projects?", "positive": "The Quality Assurance Program Description (QAPD) delineates the processes and methods that Energy Northwest will utilize to ensure quality assurance in their Small Modular Reactor (SMR) project.", "negative": "An essential component of nuclear projects is the implementation of a Quality Control Plan, which outlines the procedures for monitoring and controlling project specifications to maintain compliance with regulatory standards."}
{"query": "The table outlines the average enrichment levels of 235U for different assembly burnup rates in PWR applications.", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | Assembly Average Burnup (B) GWd/MTU | 43< B | 44< B |\n|-------------------------------------------------|-------------------------------------|-------|-------|\n| 1.3 \u2264 E < 1.5                                   | -                                   | -     | -     |\n| 1.5 \u2264 E < 1.7                                   | -                                   | -     | -     |\n| 1.7 \u2264 E < 1.9                                   | -                                   | -     | -     |\n| 1.9 \u2264 E < 2.1                                   | -                                   | -     | -     |\n| 2.1 \u2264 E < 2.3                                   | -                                   | -     | -     |\n| 2.3 \u2264 E < 2.5                                   | -                                   | -     | -     |\n| 2.5 \u2264 E < 2.7                                   | 4.6                                 | -     | -     |\n| 2.7 \u2264 E < 2.9                                   | 4.5                                 | 4.7   | -     |\n| 2.9 \u2264 E < 3.1                                   | 4.5                                 | 4.6   | -     |\n| 3.1 \u2264 E < 3.3                                   | 4.4                                 | 4.5   | -     |\n| 3.3 \u2264 E < 3.5                                   | 4.4                                 | 4.5   | -     |\n| 3.5 \u2264 E < 3.7                                   | 4.3                                 | 4.4   | -     |\n| 3.7 \u2264 E < 3.9                                   | 4.3                                 | 4.4   | -     |\n| 3.9 \u2264 E < 4.1                                   | 4.2                                 | 4.3   | -     |\n| 4.1 \u2264 E < 4.3                                   | 4.2                                 | 4.3   | -     |\n| 4.3 \u2264 E < 4.5                                   | 4.2                                 | 4.3   | -     |\n| 4.5 \u2264 E < 4.7                                   | 4.1                                 | 4.2   | -     |\n| 4.7 \u2264 E < 4.9                                   | 4.1                                 | 4.2   | -     |\n| E \u2265 4.9                                         | 4.0                                 | 4.2   | -     |", "negative": "In the operation of pressurized water reactors, the thermal efficiency is influenced by various factors, including the reactor design and the coolant temperature."}
{"query": "Automatic Depressurization System in nuclear reactors", "positive": "A common feature in these plants is the actuation of the Automatic Depressurization System (ADS) during some ATWS scenarios that leads to very low RPV water levels.", "negative": "During a loss-of-coolant accident, the reactor's safety systems, including redundant cooling pathways, must be evaluated for their effectiveness."}
{"query": "What is the role of the Pressurizer Pressure Control System (PZR PCS) in reactor operations?", "positive": "Knowledge of the physical connections and/or cause-effect relationships between the PZR PCS and the following systems: PZR LCS.", "negative": "The performance of the PZR PCS can be affected by variations in the coolant temperature, which influences the system's response to transient events."}
{"query": "The assumption is made that all insulation debris will end up in the sump which affects chemical release calculations.", "positive": "All insulation debris is assumed to be in the sump for the chemical release calculation.", "negative": "The presence of insulation debris can impact the overall efficiency of the containment system, particularly regarding how it influences the distribution of released contaminants."}
{"query": "What is the purpose of the Control Room Emergency Filtration System in nuclear plants?", "positive": "The Control Room Emergency Filtration System ensures that in the event of a radiological release, the control room maintains a safe environment for operators by filtering harmful particles from the air.", "negative": "The design of the Control Room Emergency Filtration System includes redundancy features to ensure continuous operation during emergencies, although checks and maintenance protocols are vital for optimal functionality."}
{"query": "Emergency Core Cooling System operation", "positive": "006A1.10: Ability to predict and/or monitor changes in parameters associated with operation of the Emergency Core Cooling System, including: CVCS letdown flow.", "negative": "003A2.07: Understanding the role of the Emergency Core Cooling System in maintaining reactor safety during various operational scenarios, including its interaction with secondary cooling systems."}
{"query": "What is the measurement of cyclic axial strain during various load conditions?", "positive": "Cyclic Axial Strain (%) is a measure of deformation that occurs in materials due to repetitive loading over time, often presented in percentages to indicate the degree of strain observed.", "negative": "The effects of cyclic loading on materials can lead to various failure mechanisms, necessitating careful analysis in engineering design to avoid structural damage."}
{"query": "What is the purpose of the Emergency Core Cooling System?", "positive": "The Emergency Core Cooling System (ECCS) is designed to provide cooling to the reactor core under conditions of a loss of coolant accident, ensuring that the temperature of the fuel remains within safe limits by injecting water into the core.", "negative": "The core cooling system's operational design incorporates several redundancy features, which are essential in addressing potential heat removal failures and ensuring system robustness during various abnormal conditions."}
{"query": "Americium-241 significance in nuclear measurements", "positive": "Americium-241 is measured in picocuries per gram (pCi/g) and is significant in radiological assessments due to its radioactive properties.", "negative": "The detection of neptunium isotopes in environmental samples is critical for understanding long-term radiological impact, particularly in relation to historical nuclear testing."}
{"query": "Containment Inerting System", "positive": "Following each startup (within 24-hours after thermal power is greater than 15% rated thermal power), the primary containment is purged of air with pure nitrogen until the atmosphere contains less than 4 percent oxygen. The Containment Inerting System is used during the initial purging of the primary containment and provides a supply of makeup nitrogen. The system consists of two liquid nitrogen storage tanks with two makeup vaporizers, a common purge vaporizer, pressure reducing valves and controllers, instrumentation valves and piping.", "negative": "In order to maintain safety and prevent uncontrolled releases, the technical specifications for the nitrogen supply system include rigorous guidelines on pressure thresholds and flow rates, which are critical for the effective functioning of containment and inerting operations."}
{"query": "The SBO system includes a fuel oil subsystem dedicated to supplying diesel generators with necessary fuel oil.", "positive": "The Station Blackout Diesel Generator (SBO) System is a standby system that provides an independent source of on-site emergency AC power.", "negative": "The fuel oil supply system for the diesel generators consists of storage tanks, pumps, and filtration units to ensure clean and adequate fuel delivery."}
{"query": "What are the requirements for AC electrical sources in nuclear power plants?", "positive": "The following AC electrical sources shall be OPERABLE: Two qualified circuits between the offsite transmission network and the onsite Class 1E AC Electrical Power Distribution System; and Three diesel generators (DGs) capable of supplying the onsite Class 1E power distribution subsystem(s); and Two supply trains of the diesel fuel oil (DFO) transfer system.", "negative": "In addition to electrical power sources, the safety systems must include redundant components to ensure reliability during emergency scenarios, addressing potential single points of failure."}
{"query": "What is the significance of 10 CFR Part 55 in nuclear licensing?", "positive": "10 CFR Part 55 outlines the requirements for the licensing of operators of a nuclear power plant, ensuring that individuals possess the necessary knowledge and skills to operate the facility safely.", "negative": "The training programs for nuclear plant operators include both theoretical knowledge and practical simulations to prepare candidates for the high-stakes environment of plant operations."}
{"query": "The OPERABILITY of the STORAGE CASK Heat Removal System is essential during the storage operations.", "positive": "LCO 3.1.2 The STORAGE CASK Heat Removal System shall be OPERABLE.", "negative": "The evaluation of the STORAGE CASK Heat Removal System's thermal performance during different operational phases is crucial for ensuring overall safety compliance."}
{"query": "What are the results of the site characterization surveys for soil and asphalt samples?", "positive": "The initial site characterization surveys performed by EnergySolutions were conducted between October 9, 2014, and August 6, 2015. In total, sixteen (16) surface soil samples, nineteen (19) subsurface soil samples, and nine (9) asphalt samples were collected in survey units L2-011-101 and L3-012-101.", "negative": "The analysis of soil and asphalt samples often reveals various isotopes that may indicate contamination levels. In particular, soil sample testing procedures typically assess for heavy metals and organic compounds, which can impact both environmental safety and public health."}
{"query": "reactor vessel internals", "positive": "The components of the reactor vessel internals consist of the lower core support structure (including the entire core barrel, the thermal shield on Unit 1, and the neutron shield pad assembly on Unit 2), the upper core support structure, and the incore instrumentation support structure. The reactor vessel internals support the core, maintain fuel alignment, limit fuel assembly movement, maintain alignment between fuel assemblies and control rod drive mechanisms (CRDMs), direct coolant flow past the fuel elements, direct coolant flow to the pressure vessel head, and provide gamma and neutron shielding and guides for incore instrumentation.", "negative": "Understanding the thermal-hydraulic performance of the reactor vessel internals is critical, particularly regarding the coolant distribution and flow patterns. Detailed analysis often focuses on phenomena such as heat transfer efficiency and pressure drop across the internals, which can significantly impact the overall reactor performance and safety margins."}
{"query": "For the operational readiness of the ECCS, certain subsystems must be functional to ensure safety during all reactor modes.", "positive": "Each ECCS injection/spray subsystem and the Automatic Depressurization System (ADS) function of five relief valves shall be OPERABLE.", "negative": "The functional testing of the ADS ensures that the injection/spray subsystems are capable of managing the pressure under all conditions."}
{"query": "Auxiliary Building ventilation system requirements", "positive": "At least two supply fans, and three exhaust fans shall be OPERABLE (*) to maintain the Auxiliary Building at slightly negative pressure.", "negative": "The Auxiliary Building ventilation design must ensure that air changes per hour meet operational standards, allowing for adequate dispersal of contaminants even under routine maintenance conditions."}
{"query": "What is the role of the Radiation Safety Committee in nuclear licensing?", "positive": "B. Licensees that are authorized for two or more different types of uses of radioactive material listed in Groups 300, 400, and 600, and 1,000, or two or more types of units under group 600 or 1,000, shall establish a Radiation Safety Committee (RSC) to oversee all uses of radioactive material permitted by the license.", "negative": "The establishment of protocols for monitoring the compliance of licensees with health and safety standards is pivotal. This involves regularly reviewing documentation and inspections to ensure that those involved in the handling of radioactive materials adhere to the established regulatory requirements."}
{"query": "The results of statistical evaluations indicate that the survey unit complies with predetermined release criteria.", "positive": "The sample data passed the Sign test. The null hypothesis was rejected. The Retrospective Power Curve showed that adequate power was achieved. The survey unit is properly classified as Class 2. Therefore, in accordance with the LTP, Section 5.11, the survey unit meets the release criteria.", "negative": "After performing a thorough statistical analysis, the evaluation revealed that the variations in the dataset were consistent with the assumptions of normality. Subsequent tests confirmed that the survey unit exhibited no violations of the expected distribution characteristics."}
{"query": "What is the significance of Probable Maximum Snowpack in hydrologic modeling?", "positive": "Probable maximum snowpack is derived through statistical analysis of climate gage data obtained from NOAA.", "negative": "The assessment of snowmelt runoff can significantly impact water resource planning, particularly in regions where snowpack plays a crucial role in seasonal river flows."}
{"query": "What is NRC Form 526 and its purpose?", "positive": "Licensees who meet the NRC's size standards for a small entity must submit a completed NRC Form 526, Certification of Small Entity Status for the Purposes of Annual Fees Imposed under 10 CFR Part 171, to qualify for the reduced annual fee.", "negative": "Many small entities seeking to reduce their regulatory burden may wonder about the guidelines related to submitting various forms to the NRC, including how these submissions impact their compliance with annual fees."}
{"query": "The Magnastor System allows for the storage of various types of PWR and BWR fuel assemblies, including those that are damaged.", "positive": "Undamaged PWR fuel assemblies, damaged PWR fuel assemblies, PWR fuel debris (PWR damaged fuel), undamaged BWR fuel assemblies, damaged BWR fuel assemblies, BWR fuel debris (BWR damaged fuel), and nonfuel hardware meeting the limits specified in this section may be stored in the Magnastor System.", "negative": "The Magnastor System also incorporates protocols for the monitoring of the condition of PWR and BWR fuel assemblies, which is crucial during storage to detect any potential issues that could arise."}
{"query": "What is fatigue crack growth in LPBF 316L stainless steel?", "positive": "Interactions of fatigue crack growth with grain boundaries in LPBF 316L for:\n- (a) stress-relieved with crack growth parallel to build plane,\n- (b) stress-relieved with crack growth perpendicular to build plane,\n- (c) HIPed parts [140].", "negative": "Analysis of crack propagation mechanisms in LPBF 316L, focusing on the influence of processing parameters such as cooling rates and thermal cycles during additive manufacturing [142]."}
{"query": "What is the significance of product specifications in nuclear regulatory filings?", "positive": "Product specifications define the requirements and standards that materials and equipment must meet to ensure compliance with safety regulations and operational protocols.", "negative": "Accurate characterization of materials is crucial for regulatory compliance, as variations in properties can lead to significant safety risks and non-compliance with established standards."}
{"query": "What is the DPS function in nuclear regulatory requirements?", "positive": "Identified as DPS function in Section 3.34.5", "negative": "The implications of not adhering to the DPS standards can significantly affect operational compliance and safety assessments."}
{"query": "The NRC assessment includes evaluations to determine the impact of specific events on safety measures.", "positive": "The staff noted that the licensee performed a root cause evaluation with an extent of condition and extent of cause evaluation following the May 25 scram.", "negative": "In assessing operational events, it is crucial to differentiate between various types of occurrences to ensure comprehensive safety evaluations encompass all relevant aspects, including human factors and procedural adherence."}
{"query": "The NRC will convene a session to review the NuScale application for design approval.", "positive": "To discuss NuScale Standard Design Approval Application.", "negative": "The session will also cover regulatory frameworks that apply to advanced nuclear reactor designs and their implications."}
{"query": "total dose calculation for radiation exposure", "positive": "Applicant calculates the total dose for AUO 1: 900 mrem + 533 mrem + 1080 mrem = 2513 mrem (2.5 rem).", "negative": "The report discusses the importance of monitoring cumulative exposure limits and implementing safety protocols to manage potential radiation risks effectively."}
{"query": "The NRC mandates that containment systems adhere to precise pressure measurements to ensure safety functionality.", "positive": "Containment Pressure Loop NS5550 is utilized to initiate alarms to maintain the correct Containment pressure.", "negative": "The monitoring system includes sensors that continuously track pressure levels to ensure operational efficiency and prevent potential exceedances."}
{"query": "What is the purpose of a nuclear reactor's containment system?", "positive": "The containment system is designed to prevent the release of radioactive materials into the environment during an accident.", "negative": "The design and analysis of containment structures focus on stress testing and the ability to withstand extreme scenarios, including seismic events and potential impacts."}
{"query": "The NRC evaluates the safety protocols associated with various radioactive materials licenses.", "positive": "Review of NUREG-1556 series, \"Consolidated Guidance about Materials Licenses\"", "negative": "Evaluation of safety assessments for disposal methods of radioactive waste management."}
{"query": "vibration survey for centrifugal charging pump", "positive": "The CCP speed increaser may be subject to erratic vibration readings induced by resonance, particularly when using the magnetic probe holder. If unexpected readings are obtained, it may be necessary to remove the magnet and hold the vibration probe by hand.", "negative": "Assessment of pump performance often requires collecting data on pressure fluctuations and temperature, which can influence operational stability and efficiency."}
{"query": "Is the question related to specific operator actions required during abnormal plant conditions?", "positive": "The question might not be linked to 10 CFR 55.43(b)(5) for SRO-only.", "negative": "Standard procedures for reactor operations often require detailed assessments that align closely with operational protocols during various plant states, yet may not specify individual operator responses in unexpected scenarios."}
{"query": "The operators will ensure that pipelines are monitored regularly for any signs of leakage in the system.", "positive": "Continuous monitoring pressure meters will be located in both production and injection main trunk lines. The meters will be installed in the manifolds at the plant pad. The meters will detect changes in line pressure indicative of a pipeline leak or rupture.", "negative": "Regular maintenance checks on the pipeline infrastructure will include inspections of valves and fittings to prevent potential points of failure."}
{"query": "The current PRA model takes into account the recent modifications that enhance the capability to handle loss of offsite power events, while not including some previous changes related to the FLEX strategy.", "positive": "However, since these changes added additional mitigating capabilities for long term loss offsite power scenarios, the current PRA model is conservative with respect to the current plant configuration and also with respect to the penetration Min-K\u00ae LAR risk evaluation.", "negative": "The recent updates to the loss of offsite power management protocols reflect improvements in emergency response strategies, emphasizing the importance of comprehensive scenario evaluations."}
{"query": "What are the funding opportunities available for advanced nuclear technologies?", "positive": "Provides funding to support innovative, domestic, nuclear industry-driven designs and technologies that have high potential to improve the overall economic outlook for nuclear power in the U.S. The iFGA is comprised of these tiers focused on first-of-a-kind demonstration, advanced reactor development, and regulatory support.", "negative": "Numerous initiatives are being explored to enhance the performance of existing nuclear reactors, with specific emphasis on upgrading safety protocols and efficiency metrics. These programs seek to address the current limitations in reactor technology while leveraging new engineering concepts."}
{"query": "The analysis of samples involved various radioactive isotopes including Nickel-63 and Plutonium-242, which were reported in picoCuries per gram units.", "positive": "| Nickel-63                | U         | 0.171  | +/-1.27     | 2.19 | 5.00 | pCi/g  | TXJ1 | 08/09/19 | 1039  | 1899273    | 12     |", "negative": "| Isotope              | Half-Life    | Detection Method  | Measurement Units |\n|---------------------|---------------|-------------------|-------------------|\n| Plutonium-242       | 373,000 years | Alpha Spectrometry | pCi/g             |"}
{"query": "What are the potential effects of increased hydraulic gradients in nuclear site safety?", "positive": "Potential effects on post-construction groundwater gradients in the alluvium are depicted on Figure 2.4.12-28 under a conservative modeling scenario to develop estimates for maximum hydrostatic pressures inside a soil retention barrier.", "negative": "During the construction phase, significant alterations to local hydraulic conditions may occur, potentially influencing the stability of underground structures and altering groundwater flow paths within the vicinity of the nuclear site."}
{"query": "weighted mean activity in nuclear data", "positive": "The weighted mean activity (pCi/grams) represents the average radioactive decay activity of a nuclide, adjusted for uncertainty and sample weight.", "negative": "In assessing the performance of nuclear measurements, it is vital to consider the impact of sample size and calibration methods, which can influence the final activity distributions."}
{"query": "de-icing capability of the intake system", "positive": "De-icing capability to the intake cribs is provided by shutting off flow in the middle intake pipe to the screen house, by closing its motor operated sluice gate and sending a portion of 'warm' discharge water from either the Unit No. 1 or Unit No. 2 discharge tunnel back through the middle pipe to the lake.", "negative": "The design specifications outline the operational parameters for the intake system, including temperature control measures and materials used to prevent ice formation during extreme weather conditions."}
{"query": "The activity concentration of radionuclides is measured in pCi/g Dry, indicating their specific radioactivity.", "positive": "The radionuclide Pb-214 has an activity concentration of 1.128E+00 pCi/g Dry, indicating its level of radioactivity and potential health impact.", "negative": "Several factors influence the detected activity concentration of radionuclides in different environments, like soil and water, impacting assessments of environmental safety."}
{"query": "Reactor coolant system components", "positive": "Reactor coolant system components defined as ASME Section XI Code Class components (ASME Code Class 1 reactor coolant pressure boundary components, reactor vessel interior attachments, or core support structure components; or ASME Class 2 and 3 components \u2013 including ASME defined appurtenances, component supports, and associated pressure boundary welds, or components subject to plant-specific equivalent classifications for these ASME code classes)", "negative": "The integrity management of reactor coolant system components is critical for ensuring the safe operation of pressurized water reactors. This involves monitoring factors such as thermal fatigue, corrosion, and the impact of reactor coolant interactions on material performance."}
{"query": "acceptance criteria for nuclear safety", "positive": "Survey Unit Meets the Acceptance Criteria", "negative": "This document outlines the standards required for evaluating the safety features of nuclear installations."}
{"query": "The operation of the Residual Heat Removal System is vital during a loss of coolant accident to ensure adequate cooling of the reactor core.", "positive": "During Residual Heat Removal System operation, reactor coolant flows from the Reactor Coolant System to the residual heat removal pumps, through the tube side of the residual heat exchangers, and back to the Reactor Coolant System.", "negative": "The effectiveness of the Residual Heat Removal System is critically assessed during maintenance periods to ensure that potential operational failures do not compromise reactor safety. Regular evaluations involve analyzing flow rates and heat transfer efficiencies in order to maintain system integrity."}
{"query": "What steps are involved in validating a Job Performance Measure (JPM) at a nuclear facility?", "positive": "All steps of this checklist should be performed upon initial validation. Prior to JPM usage, revalidate JPM using steps 8 and 11 below.", "negative": "The effectiveness of a Job Performance Measure must be assessed by comparing results from past evaluations and analyzing any trends in performance data."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis involves analyzing the distribution of gamma radiation energies detected by a specified detector through a precise calibration process to identify the presence and concentrations of radioactive isotopes within a sample.", "negative": "The characterization of a sample's isotopic composition often requires detailed spectral data to be interpreted using complex algorithms and modeling techniques."}
{"query": "What are the measured temperatures at Clinton Lake Dam from 1994 to 2000?", "positive": "Measured Temperatures 100 ft Below the Clinton Lake Dam (1994-2000)", "negative": "The seasonal temperature variations at the Clinton Lake often impact aquatic life and water quality assessments."}
{"query": "The reactor safety system is designed to ensure safe operations by monitoring parameters such as water level and pressure.", "positive": "**Function 2.c \u2013 Reactor Steam Dome Pressure \u2013 Low (Permissive)** | LOCA                          | 6.3           |                     | 1) Automatic Initiation    | DBA   |", "negative": "Monitoring of pressure trends in the reactor vessel is essential for assessing operational limits and providing insights into system behavior under various scenarios."}
{"query": "What is the core offload rate in nuclear operations?", "positive": "The Control Operator shall ensure every four hours that the rate of core offload does not exceed the ability of the SFP cooling system to dissipate the heat load by ensuring that the offload rate is within the parameters shown on the chart.", "negative": "Monitoring the fuel assembly temperatures during offload is critical to prevent overheating, and operators must maintain adequate SFP water levels to facilitate safe transfers."}
{"query": "fallout monitoring stations", "positive": "Figure 2.8.2 illustrates the locations of fallout monitoring stations, which are key components of a nuclear facility's safety and environmental monitoring program.", "negative": "Effective radiation detection systems are critical in assessing environmental safety, as they help monitor potential contamination from nuclear operations."}
{"query": "What is the role of U-235 enrichment in PWR licensing applications?", "positive": "Namely, this TR Supplement 1 for CMS5 Generic PWR application intends to achieve these items: - Extend the application range for U-235 enrichment up to and including 10 wt%", "negative": "This TR Supplement 1 will also outline the criteria for evaluating the safety margins specifically related to fuel assembly designs that utilize varying enrichment levels of U-235, which include thermal hydraulic analyses and potential implications on core reactivity."}
{"query": "What are the transportation regulations for thoriated tungsten welding rods?", "positive": "Thoriated tungsten welding rods will be shipped in accordance with the U.S. Department of Transportation, Hazardous Material Regulations, 49 CFR Parts 171-185, or the US Postal Service Publication 52.", "negative": "The handling of thoriated tungsten welding rods requires adherence to specific safety protocols, including the use of appropriate personal protective equipment and monitoring for potential radiation exposure during use."}
{"query": "The NRC mandates that operators take specific actions during generator underfrequency events as outlined in relevant operational procedures.", "positive": "In accordance with AR PK14-05, Generator Underfrequency, the crew will go to:", "negative": "In situations where generator frequency drops, the system will automatically activate the load shedding protocol to maintain stability."}
{"query": "The Component Cooling System is integral to maintaining proper temperatures in critical reactor components and consists of multiple cooling pumps and heat exchangers.", "positive": "The Component Cooling System normally functions as two independent subsystems. A summary flow diagram for the Component Cooling System is shown in Figure 9-57.", "negative": "The design considerations for the cooling pumps include factors such as flow rate requirements, compatibility with the system materials, and efficiency ratings, which are crucial for optimizing overall thermal performance."}
{"query": "shutdown management in nuclear safety regulations", "positive": "NUMARC 91-06, \u201cGuidelines for Industry Actions to Assess Shutdown Management,\u201d dated December 1991, during Mode 5 operation with the loops not filled and Residual Heat Removal and Coolant Circulation with Low Water Level.", "negative": "When considering the implications of regulatory compliance, it is essential to analyze different methodologies for evaluating the effectiveness of reactor core cooling systems, particularly during non-incident thermal conditions. These methodologies could include performance criteria outlined in regulatory frameworks that govern both operational and shutdown states, ensuring adherence to safety protocols."}
{"query": "What is the function of the Decay Heat Removal System (DHRS) in nuclear safety?", "positive": "The DHRS is a safety-related system credited to actuate and mitigate the effects of this transient. The redundancy and passive nature of the DHRS ensure the system performs its intended function despite a single failure.", "negative": "The design of the DHRS incorporates various heat exchange mechanisms that enhance thermal efficiency, addressing the impacts of diverse operational scenarios in the reactor."}
{"query": "What does the term pCi/g refer to in nuclear regulation?", "positive": "Radioactive concentrations are often measured in picocuries per gram (pCi/g), which indicates the activity of a radioactive substance in a given mass of material.", "negative": "The measurement of activity in various materials often necessitates the use of specific units, such as disintegrations per minute, for quantifying the presence of isotopes in regulatory compliance."}
{"query": "What are witness coupons and how are they used in material testing?", "positive": "Witness coupons should be carefully assessed and demonstrated to be representative of performance in end-use component geometries before being used for quantitative measurements such as fatigue life or fracture toughness.", "negative": "The inclusion of test specimens in a material evaluation can often influence the correlation between laboratory results and real-world applications, necessitating precise calibration and validation to ensure reliability during testing."}
{"query": "What types of wildlife were identified in the vicinity of the CPS during baseline surveys?", "positive": "Eighteen species of mammals were identified in the vicinity during baseline surveys performed in support of the CPS ER, and include deer mouse, white-footed mouse, meadow vole, various species of shrews (including short-tailed and least shrews), white-tailed deer, eastern cottontail, beaver, muskrat, striped skunk, mink, and thirteen-lined ground squirrel (CPS, 1973).", "negative": "Several species of amphibians and reptiles were documented near the CPS area, such as the American bullfrog, northern leopard frog, and eastern garter snake, which contribute to the ecological diversity but were not the primary focus of the mammal surveys."}
{"query": "What is a nuclear differential pressure transmitter?", "positive": "The 3153NB is a Nuclear Differential Pressure Transmitter designed for nuclear applications, offering high reliability and precise measurements under varying conditions.", "negative": "Nuclear instrumentation often requires specialized components such as pressure sensors that can withstand high radiation levels and extreme temperatures."}
{"query": "inadvertent operation of the Emergency Core Cooling System", "positive": "Inadvertent operation of the Emergency Core Cooling System (ECCS) at power could be caused by operator error, test sequence error, or a false electrical actuation signal.", "negative": "The Emergency Core Cooling System is designed to restore cooling to the reactor core during a loss of coolant accident, emphasizing its crucial role in maintaining reactor safety."}
{"query": "RHR check valve functionality", "positive": "A 6\" check valve in each branch of the RHR CL injection line prevents back flow from the SIPs and CLAs and serves as a backup in the event of RCS leakage through one of the inboard 10\" check valves on the CLA discharge lines.", "negative": "The RHR system incorporates various components, including the ability to manage flow under different operational scenarios, thereby ensuring that the coolant is effectively circulated throughout the reactor core. Key elements of this system include redundancy features designed to maintain system integrity during both normal and emergency conditions."}
{"query": "Licensees must ensure compliance with safety regulations relevant to reactor operations.", "positive": "The licensing process for nuclear reactors includes a comprehensive safety review to ensure adherence to regulatory standards.", "negative": "Ensuring that operational protocols meet stringent safety evaluations is critical for maintaining reactor efficiency and risk management."}
{"query": "What is the purpose of licensing in the nuclear industry?", "positive": "Nuclear licensing is a process that ensures that nuclear facilities are constructed and operated in compliance with regulatory requirements to protect public health and safety.", "negative": "The oversight of nuclear power plants includes regular inspections and regulatory evaluations to uphold operational standards and ensure ongoing safety measures."}
{"query": "The low-pressure coolant injection (LPCI) mode integrates with emergency cooling systems to prevent overheating.", "positive": "LPCI is a high capacity, low-pressure ECCS function that initiates automatically to inject suppression pool water into the RPV to reflood the core in time to prevent fuel cladding temperature from exceeding 2200\u00b0F following a design basis LOCA.", "negative": "The low-pressure injection system is crucial for maintaining reactor integrity during cooling operations, particularly focusing on reducing heat loads during specified safety scenarios."}
{"query": "impact on threatened and endangered species", "positive": "All license renewal applicants shall assess the impact of refurbishment, continued operations, and other license renewal-related construction activities on important plant and animal habitats. Additionally, the applicant shall assess the impact of the proposed action on threatened and endangered species in accordance with federal laws protecting wildlife, including but not limited to, the ESA, and EFH in accordance with the Magnuson-Stevens Fishery Conservation and Management Act.", "negative": "The assessment for potential impacts on aquatic ecosystems during the operational phase should include a review of possible changes in water quality, nutrient loading, and thermal variances that could affect biodiversity and ecological balance within freshwater and marine environments."}
{"query": "Licensees have emphasized the necessity for extensions on their routine reporting due to staff availability issues prompted by COVID-19.", "positive": "The purpose of the meeting was to discuss regulatory relief granted to fuel facilities and potential needs for additional relief.", "negative": "Many licensees have expressed concerns regarding compliance timelines and the difficulties in meeting regulatory requirements as a result of ongoing staff shortages related to the pandemic."}
{"query": "The calculated Allowable Value for the flow measurement is 523 gpm.", "positive": "= \u221aAV(dip) * 267.261242  = \u221a3.828195 * 267.261242  = 522.917286", "negative": "Accurate flow measurement techniques often involve the use of flowmeters that depend on principles such as differential pressure or electromagnetic fields."}
{"query": "The NRC mandates careful consideration of the factors affecting the flow and pressure of the MFW system.", "positive": "059K5.13; Knowledge of the operational implications or cause and effect relationships of the following concepts as they apply to the Main Feedwater System: Reasons for monitoring MFW pump suction flow/pressure.", "negative": "063K1.02; Understanding the principles governing the dynamics of fluid flow in large systems, including pump performance curves and their influence on system pressure stability."}
{"query": "The probability of tornadoes striking specific locations can be estimated using statistical methods involving path area, number of tornadoes, and area of concern.", "positive": "The tornado maximum wind speed consists of two components, a rotational wind speed and a translational wind speed. Using methods provided in Reference 18, Reference 38, and Reference 52, and an assumed radius of maximum rotational wind speed of 150 feet, other tornado parameters have been calculated and are provided in Table 2.3-1. The radius of maximum rotational wind speed of 150 feet was suggested in Reference 18 for intense tornadoes.", "negative": "Statistical analyses often involve assessing the likelihood of tornado occurrences based on various contributing factors such as geographic features and historical frequency. Recent studies indicate trends in tornado activity patterns across different regions, but specific probabilistic models have revealed that certain areas remain more susceptible due to climatic conditions."}
{"query": "What is the purpose of the CRD system in nuclear reactors?", "positive": "Enhance CRD Logic: Inclusion of logic and support components within the CRD system to automate flow path protection would improve CRD availability.", "negative": "The implementation of advanced control strategies within the CRD framework can minimize the risk of operational failures, ensuring that the reactor system remains stable during various operational conditions."}
{"query": "The NRC has communicated important information to the relevant stakeholders regarding the operational status of the facility.", "positive": "The information presented herein has been discussed with the licensee and is current as of 09:00 a.m. on August 14, 2020.", "negative": "Regular updates regarding the safety inspections of the facility have been shared with local authorities."}
{"query": "The failure of multiple systems due to a shared cause significantly impacts the system's reliability.", "positive": "Common cause failures (CCFs) can be defined as the failure of two or more components, subsystems, or systems due to a shared cause or mechanism, which has not been accounted for explicitly.", "negative": "In complex systems, assessing the interdependencies and interactions between components is crucial for identifying potential cascading failures."}
{"query": "The restoration of the HPCI system is necessary for compliance with operational standards.", "positive": "F.1 Restore HPCI System to OPERABLE status.", "negative": "H. Ensuring all safety valves function properly is critical for maintaining reactor integrity."}
{"query": "How is a fatigue crack growth evaluation performed for weld flaws in nuclear piping systems?", "positive": "A fatigue crack growth evaluation was then performed to determine the adequacy of the piping system for continued operation.", "negative": "Numerous studies have highlighted the importance of understanding the load-bearing characteristics of welds to predict fatigue life more accurately."}
{"query": "The report indicates the analysis of the net peak areas determined from the measurements taken.", "positive": "The net peak area is calculated based on the difference between the original area and the ambient background contribution.", "negative": "The integration of the peak signals is essential for understanding the overall system response, as it highlights variations in detector sensitivity across different operational conditions."}
{"query": "The NRC stipulates that individuals must undergo appropriate training to independently perform tasks related to leak detection and analysis.", "positive": "Before allowing an individual to perform leak testing, the licensee must ensure that he or she has sufficient classroom and on-the-job training to show competency in performing leak testing and sample analysis independently.", "negative": "Proper calibration of leak detection equipment is crucial to ensure accurate readings during testing procedures and to comply with regulatory standards."}
{"query": "What are the reported occurrences of tornadoes in DeWitt County?", "positive": "DeWitt County has a total of 18 reported tornadoes from 1950 to 2003.", "negative": "Illinois frequently experiences severe weather conditions, including tornadoes, and state officials have documented these events in extensive climatological studies."}
{"query": "The design of the intermediate coolant system must ensure that it operates within designated safety margins during normal and accident conditions.", "positive": "If an intermediate cooling system is provided, then the intermediate coolant system shall be designed with sufficient margin to assure that (1) the design conditions of the intermediate coolant boundary are not exceeded during normal operations, including anticipated occupational occurrences, and (2) the integrity of the primary coolant boundary is maintained during postulated accidents.", "negative": "The operational limits of the intermediate coolant system should also consider potential thermal fluctuations that may impact overall system performance under various scenarios."}
{"query": "What applications are excluded from the PIRT methodology?", "positive": "For instance, BWR and MOX applications are no longer addressed by this methodology.", "negative": "Furthermore, the methodology provides assessments for various fuel performance scenarios, highlighting the impact of operational transients and the relevance of thermal-hydraulic behavior in reactor applications."}
{"query": "The application for licensing submitted to the NRC includes an affirmation by the responsible party.", "positive": "I, Scott A. Dailey, being duly sworn, state that I am the Site Vice President of Indiana Michigan Power Company (I&M), that I am authorized to sign and file this request with the U.S. Nuclear Regulatory Commission on behalf of I&M, and that the statements made and the matters set forth herein pertaining to I&M are true and correct to the best of my knowledge, information, and belief.", "negative": "The documentation provided to the NRC must adhere to strict formatting guidelines and include an index of supporting materials for review."}
{"query": "The Board evaluates the petitioners\u2019 claims to determine if they meet all necessary legal requirements for admission.", "positive": "Organizational Petitioners\u2019 Contention 1 \u2013 Failure to Meet Applicable Legal Requirements Regarding Protection of Historical and Cultural Resources, and Failure to Involve or Consult the Oglala Sioux Tribe and the Interested Public as Required by Federal Law.", "negative": "The assessment of compliance with relevant regulations is essential for ensuring that the integrity of the review process is upheld."}
{"query": "How does the evaluation of comparative safety and risk in different commercial reactor designs inform licensing requirements?", "positive": "The key question of whether any one \u2018commercial reactor\u2019 design/system/risk metric is safer or has lower risk than another, or how comparative safety, risk and performance is evaluated are completely avoided and/or omitted in PR10CFR.", "negative": "Considerations regarding how various reactor designs impact operational efficiency and the potential for unanticipated failures often play a crucial role in the regulatory framework, though they do not directly dictate the specific licensing criteria."}
{"query": "What is the significance of Wt mean Activity in nuclear safety reports?", "positive": "The Wt mean Activity (pCi/grams) column indicates the weighted mean activity of identified nuclides, providing a standardized measure that is critical for assessing radiation levels in nuclear safety evaluations.", "negative": "In nuclear safety assessments, the identification of nuclide types and their specific decay rates plays a pivotal role in the overall safety evaluation, influencing risk management strategies and regulatory compliance."}
{"query": "What is the significance of fire protection systems in severe accident mitigation alternatives?", "positive": "SLR SAMA 48 provides the benefit of crediting fire protection system injection to the RPV, which is considered to be the result of installing an additional fire service water pump that is capable of RPV injection at Dresden.", "negative": "Fire protection systems play a crucial role in ensuring compliance with regulatory standards, including those set forth by the NRC, which mandate specific design features and operational protocols for maintaining safety in nuclear facilities."}
{"query": "The analysis of uranium concentrations from the samples indicated that the levels exceeded the control limits in the case of uranium-235.", "positive": "The CRDL standard recoveries for SW846 6020A/6020B met the advisory control limits with the exception of uranium 235. Client sample concentrations were greater than two times the CRDL; therefore the data were not adversely affected.", "negative": "In assessing the quality of uranium analysis, various procedural controls are employed to ensure accuracy. For instance, the use of certified reference materials (CRMs) allows for the verification of the analytical parameters, particularly in the measurement of uranium isotopes. Furthermore, certain methodologies require that any deviation in concentration must be flagged for further investigation, even if it is within acceptable ranges."}
{"query": "pressurized thermal shock implications", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to pressurized thermal shock: (CFR: 41.5 / 41.7 / 45.7 / 45.8).", "negative": "An exploration of the factors affecting the material integrity during incidents of pressurized thermal shock, including stress-strain responses and failure modes in reactor components."}
{"query": "Will there be any impact from climate changes on local cultural practices due to plant operations?", "positive": "EJ-3 Will expected climatological changes influence any effect of plant activities on established resource dependencies, cultural practices, or subsistence behaviors?", "negative": "EJ-2 How might shifts in weather patterns influence traditional agricultural techniques and the cultivation of local crops among communities near industrial sites?"}
{"query": "What is the purpose of the Masonry Wall program in nuclear facilities?", "positive": "The purpose of the program effectiveness review was to verify that the ability of the Masonry Wall program to manage aging effects so that the evaluation basis established for each masonry wall within the scope of license renewal remains valid through the period of extended operation.", "negative": "Assessment of the structural integrity of masonry walls is essential, including regular inspections to ensure compliance with design standards and the identification of potential deterioration factors that may affect overall facility safety."}
{"query": "The analysis for the statistical strain involves understanding how transient cladding diameter change predictions are derived from model parameters.", "positive": "The mean value and standard deviation of predicted in-measured (P-M) transient cladding diameter change is calculated and used to determine the upper and lower one-sided 95/95 (95% confidence, 95% of the population) bounds for cladding diameter change predictions based on population size.", "negative": "Correlation analysis of cladding diameter variations has shown that factors such as thermal expansion and pressure fluctuations play a significant role in influencing the predictions of transient changes in diameter."}
{"query": "The NRC evaluates the performance of critical heat flux correlations in reactor safety analyses.", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is a fundamental component utilized in thermal-hydraulic safety assessments for nuclear reactors.", "negative": "The understanding of critical heat flux is essential in determining the thermal limits of reactor cores during various operational scenarios."}
{"query": "What are the different groups of Technical Specifications for License Amendment Requests?", "positive": "The following slides will show which TS are in the scope of LAR, separated into 4 groups: 1. Identical or nearly Identical to LCO in scope of TSTF-505 Rev 2. 2. LCO in scope of TSTF-505 Rev 2, with some differences, while still meeting scope criteria. 3. LCO is excluded from scope of TSTF-505 Rev 2, but reason for exclusion does not apply to Waterford 3 LCO (for example, 30 day completion time in STS). 4. Waterford 3 site specific LCO that meets criteria.", "negative": "The Technical Specifications outline various requirements for the maintenance and operation of safety-related systems, highlighting the importance of regular updates based on operational experience."}
{"query": "initial assembly average enrichment of uranium", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | 1.3 \u2264 E < 1.5 | 1.5 \u2264 E < 1.7 | 1.7 \u2264 E < 1.9 | 1.9 \u2264 E < 2.1 | 2.1 \u2264 E < 2.3 | 2.3 \u2264 E < 2.5 | ... | E \u2265 4.9", "negative": "The enrichment levels of uranium isotopes within various fuel specifications play a crucial role in determining the neutron economy of the reactor, influencing the overall efficiency of the fission process."}
{"query": "What is the purpose of the Quality Assurance program in nuclear facility operations?", "positive": "The Quality Assurance program ensures that all activities affecting the safety and performance of nuclear facilities are conducted in accordance with established standards and regulatory requirements.", "negative": "Effective oversight in nuclear operations requires a comprehensive understanding of risk management strategies to evaluate potential hazards and implement safety measures."}
{"query": "identified nuclides", "positive": "The identified nuclides corresponding to each peak are crucial for understanding the energy levels and the associated measurement uncertainties in nuclear applications.", "negative": "The decay pathways of various isotopes provide insights into their stability and their potential applications in radiometric dating and medical therapies."}
{"query": "The NRC analyzes the activities of various nuclides to determine compliance with safety standards.", "positive": "Nuclide Information includes activity measurements of radioactive materials in terms of picocuries per square meter (pCi/M\u00b2) alongside their confidence levels and mean uncertainties.", "negative": "Measurements of radiation exposure from specific nuclides are often recorded to evaluate their potential impact on health standards and regulatory frameworks."}
{"query": "MAGNASTOR system fuel storage", "positive": "UNDAMAGED PWR FUEL ASSEMBLIES, DAMAGED PWR FUEL ASSEMBLIES, PWR FUEL DEBRIS (DAMAGED FUEL), UNDAMAGED BWR FUEL ASSEMBLIES and NONFUEL HARDWARE meeting the limits specified in this section may be stored in the MAGNASTOR SYSTEM.", "negative": "The MAGNASTOR system is designed to accommodate various types of spent fuel assemblies, ensuring containment and protection against environmental contaminants during the storage process."}
{"query": "What is the purpose of a final Environmental Assessment (EA) and Finding of No Significant Impact (FONSI)?", "positive": "The NRC and DOE LPO staff will prepare a final EA and final FONSI unless the staff determines that the proposed actions would have a significant impact on the human environment, in which case the staff would proceed to prepare an environmental impact statement.", "negative": "The findings from the draft EA often inform the decision-making processes at the NRC, where assessments are crucial for identifying potential environmental impacts of proposed projects, ensuring compliance with regulatory requirements."}
{"query": "What is the measurement unit for radioactivity in nuclear regulatory documents?", "positive": "The standard unit of measurement for radioactivity in nuclear regulatory filings is the picocurie per gram (pCi/g).", "negative": "Radioactive materials are meticulously monitored through various detection methods, ensuring compliance with the regulatory standards that govern nuclear safety assessments."}
{"query": "What is the purpose of a Technical Evaluation Report in nuclear regulation?", "positive": "Per MD 3.5.3, we must add the final TER to ADAMS.", "negative": "The Technical Evaluation Report serves as a critical analysis aimed at identifying potential safety concerns during the regulatory process, emphasizing the evaluation methods and the rationale behind technical decisions."}
{"query": "In the event of a leak detected inside containment, appropriate actions must be taken to ensure reactor safety and to prevent potential hazards to personnel.", "positive": "Crew should recognize a steam leak inside containment and enter 1-AOI-38, Main Steam or Feedwater Line Leak", "negative": "When a leak is suspected, the crew must also monitor the following systems: - Containment pressure levels - Vacuum state indicators - Temperature readings of key components - Integrity of the Isolation Valves - Alarms triggered by Equipment Status Monitoring."}
{"query": "concrete aging management", "positive": "Concrete (inaccessible areas): exterior above and below-grade; foundation | Shelter and Protection, Structural Support, Water Retaining Boundary | Concrete | Air - outdoor | Loss of material (spalling, scaling) and cracking due to freeze-thaw | Structures Monitoring (B.2.1.33) | III.A6.TP-110 | 3.5-1, 049 | A", "negative": "The effects of temperature fluctuations on concrete durability highlight the importance of assessing the long-term performance of building materials, particularly in environments subject to significant weather variations."}
{"query": "What is the minimum cooling time required for assemblies with an initial enrichment of 2.7 to 2.9 percent U-235?", "positive": "For assemblies with an initial enrichment of 2.7 \u2264 E < 2.9, the minimum cooling time required is 7.8 years for CE 14x14, 8.1 years for WE 14x14, and 10.2 years for B&W.", "negative": "Assemblies with enrichments between 2.7 and 2.9 percent U-235 can experience varying decay heat levels, which necessitates careful monitoring to determine appropriate cooling protocols during operational phases."}
{"query": "nuclide minimum detectable activity", "positive": "Nuclide MDA (pCi/grams) is used to determine the minimum detectable activity of a given nuclide based on the detection limits of the measurement system.", "negative": "Factors such as half-life and decay modes influence the efficiency of detecting specific nuclides in various analytical techniques."}
{"query": "What is the significance of U-235 enrichments in safety analyses for reactors?", "positive": "Table 2\u20131 summarizes the reactivity benchmark portion of the analysis [2.2] performed at discrete U-235 enrichments of 6.5 wt%, 7.5 wt%, 9.0 wt%, and 10.0 wt%.", "negative": "The evaluation of U-235 enrichment levels is often critical for understanding potential criticality safety issues during fuel handling and storage operations."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "Minimum Cooling Time (years)", "negative": "The regulations for dry cask storage specify that fuel assemblies require specific conditions to maintain structural integrity."}
{"query": "The inspection of internal surfaces in piping systems is critical to ensuring structural integrity.", "positive": "Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components | New", "negative": "Evaluation of Internal Corrosion in Pipeline Systems | Existing"}
{"query": "setpoint determination in nuclear safety", "positive": "Because determination of setpoints is not performed at the generic platform level, compliance with this criterion to determine adequacy of established setpoints remains a plant-specific activity, which must be performed during system development.", "negative": "In the context of nuclear safety, the selection of performance criteria for safety systems often relies on historical data and the outcomes of probabilistic safety assessments, emphasizing the importance of a robust quantitative analysis."}
{"query": "What are the safety systems in place at Watts Bar Nuclear Plant?", "positive": "The Watts Bar Nuclear Plant incorporates multiple safety systems designed to prevent the release of radioactive materials in the event of an accident.", "negative": "In addition to emergency protocols, stringent regulatory oversight ensures that the operational standards at nuclear facilities are rigorously maintained and updated."}
{"query": "What is the purpose of a draft environmental assessment in nuclear licensing?", "positive": "The purpose of the attached letter is to notify you of the issuance of the draft environmental assessment (EA) and draft finding of no significant impact (FONSI), including a NHPA Section 106 effects determination for the undertaking.", "negative": "The environmental review process for nuclear projects typically evaluates potential impacts on surrounding ecosystems and communities, providing a comprehensive analysis of environmental factors to ensure compliance with regulatory requirements."}
{"query": "The NRC mandates assessments of the operational systems in the recirculation processes.", "positive": "The recirculation system is critical for maintaining appropriate coolant flow and temperature in the reactor.", "negative": "Regular evaluations of the water chemistry in recirculation loops are essential for ensuring the longevity of reactor components."}
{"query": "What is the significance of Class 1E equipment in nuclear power plants?", "positive": "The auxiliary power system is sufficiently robust to provide adequate voltage to Class 1E equipment for all of the analyzed events.", "negative": "Class 1E equipment requires reliable power sources to ensure that safety systems are available during operations, particularly under abnormal conditions."}
{"query": "Mesozoic basins", "positive": "No Mesozoic basin in the site region is associated with a known capable tectonic source, and no new information has been developed since 1986 that would require a significant revision to the EPRI seismic source model.", "negative": "The analysis of fault patterns in the vicinity indicates that several geological structures from the Cretaceous period are influential in shaping the current topography, often leading to complex interactions with surrounding sedimentary deposits."}
{"query": "The documentation specifies that revisions and updates should accurately reflect procedural changes and classifications.", "positive": "This JPM previously used as RA-4 on 2013 NRC Exam. Changed initial conditions and resultant classification. Applied new template TQ-AA-150-J020. Revised for Updated Procedure revisions, including revised dialing code for this event.", "negative": "The recent updates include clarifications on procedural classifications and emphasize adherence to the revised guidelines for compliance assessments."}
{"query": "containment isolation valves", "positive": "NEDC-33911P, Section 2.2.7, \u201cContainment Isolation Valves,\u201d states that CIVs provide the necessary isolation of the containment in the event of accidents or other conditions and prevent the unfiltered release of containment contents that would exceed 10 CFR 50.34(a)(1)(ii)(D) limits.", "negative": "NEDC-33911P, Section 2.2.6, \u201cContainment Systems,\u201d outlines the requirements for the overall design of containment systems, focusing on structural integrity and pressure retention features essential during operational disturbances."}
{"query": "What is the allowed burnup and cool time for PWR fuel assemblies?", "positive": "*Note: Specified minimum cool times for BPRAs are independent of the required minimum cool times for the fuel assembly containing the BPRA.*", "negative": "In PWR systems, the fuel assemblies typically undergo a design cycle that specifies operational parameters such as thermal limits and efficiency factors."}
{"query": "What is the significance of the performance-based spectrum in nuclear safety analysis?", "positive": "The performance-based spectrum is achieved by starting from a ground motion spectrum with a mean $10^{-4}$ annual frequency of exceedance, and modifying this spectrum by a scale factor that is based on the slope of the mean seismic hazard curve between $10^{-4}$ and $10^{-5}$.", "negative": "In nuclear safety frameworks, performance objectives are established that define acceptable risk levels and guide the development of safety assurance strategies."}
{"query": "flaw tolerance evaluations in nuclear power plants", "positive": "The licensee stated that flaw tolerance evaluations in the EPRI report consisted of PFM and DFM. SNC further stated that the results of the PFM analyses in the EPRI report indicate that, after a preservice inspection (PSI), no other inspections are required for up to 60 years of operation to meet the NRC\u2019s safety goal of 10^-6 failures per year.", "negative": "The licensee's analysis highlights the importance of identifying critical components for monitoring during the 10-year intervals. Maintenance strategies focusing on degradation mechanisms are crucial for ensuring the structural integrity and safety of the plant throughout its operational life."}
{"query": "The measurement of energy levels in keV is crucial for understanding the spectrum of emitted radiation in nuclear safety evaluations.", "positive": "Energy (keV) refers to the energy level of peaks detected during radiological evaluations, which are essential in assessing safety and compliance.", "negative": "In evaluating nuclear safety, accurately interpreting different energy levels in emitted radiation requires isolation of the characteristic peaks associated with various isotopes."}
{"query": "The NRC should determine if the information provided sufficiently demonstrates that a shutdown system not using control rods is unnecessary.", "positive": "The white paper seeks the Nuclear Regulatory Commission opinion on whether the information presented herein is sufficient to establish a high confidence that an additional system, not based on rods, is required.", "negative": "The white paper discusses various methodologies for evaluating the effectiveness of existing shutdown systems, including those that do not employ control rods, emphasizing the importance of rigorous safety assessments in the context of regulatory compliance."}
{"query": "The functionality of the Main Steam Line Radiation channels is crucial for the GSE trip actions in specific operational modes.", "positive": "Four channels of Main Steam Line Radiation \u2013 High Function for the main turbine GSE trip shall be OPERABLE.", "negative": "Monitoring the radiation levels in the Main Steam Line is essential for maintaining system safety during operation."}
{"query": "What are the five criteria for a competent survey in nuclear licensing?", "positive": "The Board thoroughly discussed the five criteria that the Tribe had identified as necessary for a competent survey.", "negative": "Additionally, the Board examined various methodologies for conducting surveys, emphasizing the importance of rigorous data collection and accurate reporting in the nuclear licensing process."}
{"query": "The NRC's proposal to change the regulations could lead to nuclear materials being disposed of in areas lacking proper licensing.", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "Changes in the disposal methods for nuclear waste often lead to debates about safety protocols and the long-term environmental impacts of improper waste management."}
{"query": "What is a small modular reactor?", "positive": "Do we want a data center? Wait a second, a data center wants power supplied through a small modular reactor? Okay. What's that all about?", "negative": "The deployment of small modular reactors presents various regulatory challenges that must be addressed to ensure safety and efficiency in energy production."}
{"query": "What is the significance of measuring Co-60 in nuclear safety assessments?", "positive": "Co-60 is a radioactive isotope that is important in the context of nuclear safety, as it can provide information regarding the presence of radioactive contamination and the effectiveness of radiation shielding.", "negative": "The presence of Co-60 in environmental samples is often analyzed to assess potential sources of gamma radiation, which can help in evaluating the contamination levels and aids in determining the necessary safety protocols."}
{"query": "multi-laser inter-layer misalignment", "positive": "Figure 36 illustrates the concept of multi-laser inter- and intra-layer misalignment, highlighting the differences between each type of misalignment in laser alignment procedures.", "negative": "The analysis of multi-laser systems often emphasizes the critical role of beam overlap and intensity distribution, which can significantly affect the output quality without directly addressing the alignment issues between layers."}
{"query": "seismic isolator requirements", "positive": "The SIS design shall accommodate environmental degradation due to aging effects, creep, fatigue, operating temperature, radiation and exposure to moisture or damaging substances.", "negative": "The design specifications must also consider the dynamic response of the seismically isolated structure under various load conditions."}
{"query": "The NRC mandates that licensees perform analyses regarding the thermal properties of reactor materials.", "positive": "Note Technique DEC/SH2C/LCG/00.012, Indice 1, \u201cConductivite Thermique du Metal et de la Zircone du Zircaloy-4 (AFA,AFA2G) et M5 \u2013 Diffusivite, Masse Volumique, Capacite Calorifique Porosite,\u201d August 2000.", "negative": "Report on the thermal conductivity parameters of advanced fuel materials, focusing on the impact of temperature variations on the mechanical integrity and performance of different metal alloys under extreme conditions."}
{"query": "nuclide minimum detectable activity", "positive": "The nuclide MDA (minimum detectable activity) is presented in pCi/grams for each nuclide and is essential for assessing the limits of detection during radiological analysis.", "negative": "Quantifying the detection efficiency of various radiometric methods is crucial for understanding the measurement capabilities of nuclides, as it influences the ability to identify and characterize radioactive materials in different environments."}
{"query": "What are the necessary actions to take when the NRC provides comments on a submitted report?", "positive": "We are planning to extend the period of performance for this contract because the NRC is planning to provide some comments on the current version of the TER that was submitted in May 2023.", "negative": "After receiving feedback from the NRC, it is essential to evaluate the implications this may have on compliance deadlines and consider potential adjustments to the project timeline."}
{"query": "radiation survey results", "positive": "All areas identified in the FSS plan were scanned for elevated radiation levels.", "negative": "The findings indicate that numerous locations showed variations in background radiation levels indicative of ongoing environmental monitoring practices."}
{"query": "The process of licensing for nuclear facilities involves comprehensive safety evaluations by regulators.", "positive": "The process for obtaining a nuclear reactor license consists of several regulatory reviews, which include safety assessments and environmental reviews.", "negative": "The licensing process for nuclear facilities requires a detailed analysis of reactor design parameters and operational protocols, which are critical for ensuring safety compliance."}
{"query": "The NRC specifies that updated pages of the Technical Specifications must reflect the current safety standards.", "positive": "Replace the following pages of the License and Appendix A Technical Specifications (TSs) with the enclosed pages. The revised pages are identified by amendment number and contain vertical lines indicating the areas of change.", "negative": "The updated Technical Specifications must include all relevant safety analyses that demonstrate compliance with the regulatory requirements."}
{"query": "What does uranium concentration in groundwater indicate?", "positive": "The uranium isoconcentration contour is used to understand the levels of uranium present in groundwater, measured in micrograms per liter (\u00b5g/L).", "negative": "High levels of uranium in the subsurface can contribute to contamination of nearby water bodies, affecting the local aquatic ecosystems."}
{"query": "What does nuclide identification involve in regulatory processes?", "positive": "The report includes a section on Nuclide Identification, which outlines the nuclide library used for the analysis, specifically identifying nuclides relevant to safety and regulatory compliance.", "negative": "The procedure for radiation detection often requires a calibration of instruments to ensure the reliable identification of isotopes within samples that may impact safety assessments."}
{"query": "gamma calibration procedures", "positive": "Gamma Calibration: GM detectors positioned perpendicular to source for M-44-9 in which the front of probe faces source.", "negative": "Effective calibration of GM detectors is crucial for accurate measurement. Procedures often involve using a consistent radiation source and monitoring the response of various detector models across multiple energy levels."}
{"query": "Licensees engaged in PWR SLR activities must conduct a thorough gap analysis regarding their reactor vessel internals.", "positive": "MRP-227, Revision 1-A, is based (in part) on an assessment of Westinghouse, Combustion Engineering (CE), and Babcock & Wilcox (B&W)-designed reactor internals over a 60-year cumulative licensed service life for the reactors.", "negative": "Reactor vessel internals often require detailed evaluations to ensure compliance with the latest safety standards, particularly in the context of aging management programs."}
{"query": "What is the purpose of the INDICO system in regulatory submissions?", "positive": "We have opened INDICO system for this week, so please submit it through the system.", "negative": "The INDICO platform includes various features to assist with document tracking and management during the submission process."}
{"query": "What are the main considerations in nuclear regulatory discussions?", "positive": "The committee discussed the major conclusions and recommendations that would be included in the letter to provide guidance and clarity regarding regulatory processes.", "negative": "Discussions often emphasize the importance of risk assessment methodologies and their implications on safety standards."}
{"query": "reactor vessel ultrasonic testing", "positive": "After the shop hydrostatic testing, selected areas of the reactor vessel are ultrasonic tested and mapped to facilitate the inservice inspection program.", "negative": "Ultrasonic inspection techniques can identify flaws in the structure of the reactor vessel, utilizing high-frequency sound waves to detect variations in material integrity during routine maintenance evaluations."}
{"query": "What are the examination regions in flange type nozzles?", "positive": "Examination regions are identified for the purpose of differentiating the acceptance standards in WB-3512.", "negative": "For flange type nozzles, the critical dimensions often considered involve parameters like the flange thickness and the bolt circle diameter."}
{"query": "The NRC regulations necessitate detailed assessments to ensure compliance with safety standards related to nuclear materials.", "positive": "Strontium-90 is a radioactive material that requires monitoring and analysis in environmental samples to assess its safety levels.", "negative": "Environmental studies often reveal a range of isotopes that influence the overall radiation levels in the vicinity of nuclear sites, necessitating strict monitoring protocols."}
{"query": "Pressure boundary definition in nuclear licensing", "positive": "Pressure Boundary | Carbon Steel | Air - Indoor, Uncontrolled (External) | Loss of Material | External Surfaces Monitoring of Mechanical Components (B.2.1.23) | V.E.44 | 3.2.1-040 | A", "negative": "Pressure Boundary | Stainless Steel | Water - High Purity (Internal) | Corrosion Assessment | Regular Monitoring of Piping Systems (B.2.1.25) | VI.F.62 | 3.4.2-030 | B"}
{"query": "The NRC monitors the structural support for various components to ensure safety and compliance in nuclear facilities.", "positive": "Concrete: Above-grade exterior (accessible) is designed to serve as a Flood Barrier Shelter/Protection Structural Support.", "negative": "Ensuring the integrity of structural elements involves understanding load distribution and material fatigue in critical infrastructure."}
{"query": "nuclide minimum detectable activity (MDA)", "positive": "The Nuclide MDA is defined as the minimum detectable activity in microcuries per gram for each nuclide, providing a threshold below which the radionuclide cannot confidently be detected in a given sample.", "negative": "Several factors can influence the thresholds used for measurement, including the calibration of detection instruments and the inherent properties of the radionuclides involved."}
{"query": "What is the NEPA notice requirement in the EIS process?", "positive": "In action which is governed by NEPA the relevant entity is beginning the EIS process; this notice requirement ensures that interested parties are aware of and therefore are able to participate meaningfully in the entire EIS process, from start to finish.", "negative": "The review process for an Environmental Impact Statement often involves multiple consultations with stakeholders to clarify the scope of environmental concerns, which can help inform the eventual findings that will be presented."}
{"query": "The operational status of AC electrical power distribution systems is critical for ensuring plant safety during an outage.", "positive": "A. One or more AC electrical power distribution subsystems inoperable", "negative": "G. The configuration of circuit breakers and their ratings significantly influence system reliability during operational transitions."}
{"query": "mean concentration of Cs-137 in surface soil", "positive": "Mean (pCi/g) | 2.15E-01", "negative": "Median concentration of Cs-137 detected in various soil samples (pCi/g) | 1.75E-01"}
{"query": "The values for radioactive isotopes are listed along with their corresponding adjusted values and corrections.", "positive": "| Nuclide | Value       | Adjusted Value | Correction | Error     |\n|---------|-------------|----------------|------------|-----------|\n| Fe-55   | 1.02E+07   | L2-SUB-102-AIGS-001-AV | 7.46E+00 | 7.46E+00  | 0.0000 | 0.0000    |", "negative": "The calibration of instruments used for measuring isotopic concentrations must be performed regularly to maintain accuracy."}
{"query": "What are AEA-regulated liquid wastes in nuclear regulatory filings?", "positive": "AEA-regulated waste includes wastes meeting the definition of 11e.(2) byproduct material as defined by 10 CFR \u00a740.4.", "negative": "In the context of nuclear material management, various classifications of waste streams must be meticulously documented, particularly those associated with isotopic concentrations and their implications for storage safety."}
{"query": "The NRC requires detailed calculations for surface water drainage to ensure safety during extreme weather events.", "positive": "A Rational Method Calculation was performed to determine approximate flows reaching the arroyos in the vicinity of the project site during the Probable Maximum Precipitation (PMP) event.", "negative": "The local hydrology study highlights the effects of intense rainfall on runoff patterns, emphasizing the need for accurate modeling to address potential flooding risks."}
{"query": "The NRC emphasizes the importance of environmental sample analysis in nuclear regulatory compliance.", "positive": "The following Prep Methods were performed: DOE Environmental Sample Analysis, ASTM C 1475-00 Modified, DOE RESL Fe-1, Modified, and others related to environmental testing.", "negative": "Recent discussions highlight the necessity of adhering to standards like ISO 14001 for environmental management systems in the nuclear sector."}
{"query": "What is a free drop test in the context of nuclear safety?", "positive": "Figure 2.12.1.4 depicts the CTU-1 Free Drop Test No. 1, showcasing the test unit at the moment of impact to assess safety performance.", "negative": "In nuclear safety evaluations, dynamic testing protocols are often implemented to determine the structural integrity of containment vessels under various stress conditions."}
{"query": "What are post-accident sampling drills in nuclear safety protocols?", "positive": "Post-accident sampling drills are conducted annually. These drills address capabilities including analysis of liquid and containment atmosphere samples with simulated elevated radiation levels. This criterion is not applicable if the NPP unit(s) does (do) not have licensing basis requirements for post-accident sampling.", "negative": "In addition to sampling drills, nuclear facilities implement assessment protocols to ensure readiness for unexpected incidents. These assessments often include reviews of radiation monitoring systems and the effectiveness of containment measures, focusing on enhancing safety margins during operations."}
{"query": "What does seismic risk refer to in nuclear safety evaluations?", "positive": "Seismic Risk and Probabilistic Seismic Hazard Analysis involves assessing the likelihood of seismic events and their potential impact on safety-related structures, systems, and components at nuclear facilities.", "negative": "The assessment of seismic design criteria for nuclear reactors includes evaluating the response of structural components under seismic loading, ensuring that safety margins are adequately defined and maintained during potential earthquake scenarios."}
{"query": "The NRC mandates that all measurement results must be reported with uncertainties to ensure accuracy in the documentation.", "positive": "| Nickel-63               | U         | -1.01  | +/-1.64     | 2.90 | 5.00 | pCi/g  |", "negative": "| Radium-226              | U         | 0.85   | +/-0.25     | 1.50 | 3.75 | pCi/g  |"}
{"query": "maximum TSC transfer time", "positive": "The time duration from the end of TSC annulus cooling, either by 24 hours in the pool or by the annulus circulating water system, through completion of vacuum drying and helium backfill shall not exceed the following:", "negative": "The operational parameters surrounding the helium backfill process after TSC annulus cooling are critical, particularly regarding how variations in temperature can affect the efficiency of the transfer operations, though specific timing metrics are not specified in this context."}
{"query": "Licensees must submit a safety analysis report detailing potential hazards and their corresponding mitigation strategies.", "positive": "The safety analysis report is a crucial document that analyzes potential accidents and provides strategies for mitigating their consequences.", "negative": "To ensure operational integrity, a thorough risk assessment is often conducted that evaluates the likelihood and impact of various malfunction scenarios."}
{"query": "dry weight analysis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "Moisture content was measured using standardized protocols, ensuring that the integrity of sample weight was maintained."}
{"query": "The Reactor Protection System triggers a fast shutdown of the reactor when specific safety thresholds are surpassed.", "positive": "A scram occurs when the RPS initiates a sudden shutdown of the reactor through rapid insertion of the control rods.", "negative": "In normal operations, the Reactor Protection System continuously monitors parameters such as temperature and pressure to maintain optimal reactor conditions."}
{"query": "calibration certificate", "positive": "All instrumentation is calibrated in accordance with the QAP to meet the criteria of ANS/N323AB-2013.", "negative": "A record of the calibration procedure should document the specific standards against which the instruments were validated."}
{"query": "nuclear licensing regulatory process", "positive": "The following Analytical Methods were performed: DOE EML HALS-300, Am-05-RC Modified, DOE EML HALS-300, Pu-11-RC Modified, and EPA 905.0 Modified/DOE RP501 Rev. 1 Modified.", "negative": "The regulatory framework for nuclear facilities often requires extensive documentation, including safety analyses and environmental assessments, to ensure compliance with federal standards."}
{"query": "RPS power restoration procedures", "positive": "If dispatched to restore RPS power, report preparations briefs will begin.", "negative": "Ensure that all safety protocols are followed during the initial assessment of RPS systems."}
{"query": "What is a safety analysis report in nuclear licensing?", "positive": "A safety analysis report is a comprehensive document that demonstrates how a nuclear facility will protect public health and safety, and the environment, by assessing potential hazards and offering safety measures.", "negative": "The hazard analysis within a nuclear facility outlines the potential risks associated with various operational scenarios and recommends strategies for risk mitigation."}
{"query": "What is the detection limit in radiological measurements?", "positive": "**DL:** Detection Limit", "negative": "The minimum measurable level of radioactivity in a sample is crucial in determining the quality of radiological assessments and influencing safety protocols."}
{"query": "fire protection program", "positive": "The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas:", "negative": "The assessment of the emergency response protocols included a thorough review of resource allocation and personnel training focused on incident management and hazard recognition."}
{"query": "What is the significance of the Nuclear Steam Supply System (NSSS) in reactor design?", "positive": "The Nuclear Steam Supply System (NSSS) design encompasses various components essential for the safe and efficient operation of nuclear reactors, including the steam generators, reactor vessel, and piping systems necessary for heat transfer and steam production.", "negative": "The thermal efficiency of a nuclear reactor can be greatly influenced by the design features of the steam generator, where considerations such as surface area and heat exchange rates play a vital role in overall reactor performance."}
{"query": "reactor seismic isolation system", "positive": "The Reactor Seismic Isolation System Qualification Topical Report provides a comprehensive overview of the methodologies employed in qualifying the seismic isolation system for the Natrium reactor, ensuring it meets safety standards under earthquake conditions.", "negative": "The engineering assessment of the reactor's structural response to dynamic loads includes detailed evaluations of potential seismic impacts and the effectiveness of various design strategies."}
{"query": "What is the total volume considered for nuclear regulatory filings?", "positive": "The total volume of UGRN is reported as 632.0 units.", "negative": "Nuclear regulatory compliance often includes extensive reporting on radioactive materials and their handling procedures."}
{"query": "How is wind speed data used in dispersion modeling for nuclear projects?", "positive": "Hourly wind speed, wind direction, and direction variability form the meteorological bases for dispersion modeling using MILDOS-Area.", "negative": "Variability in wind speed and direction can significantly influence the dispersion patterns of pollutants, which is a crucial consideration in modeling scenarios."}
{"query": "concentration of NaOH in containment systems", "positive": "CONCENTRATION OF NaOH VS. TIME FOR QUENCH SPRAY AND CONTAINMENT SUMP SOLUTIONS HOT LEG DER, WINTER CONDITIONS, NORMAL ESF EXCEPT MINIMUM QUENCH SPRAYS", "negative": "In analyzing chemical reactions within containment systems, the pH levels of various alkaline solutions are crucial. Sodium hydroxide, more commonly known as caustic soda, often influences subsequent chemical equilibria crucial for mitigating corrosion in reactor vessels."}
{"query": "PWR small-break LOCA conditions", "positive": "Cunningham, W. P., and H. C. Yeh, \u201cExperiments and Void Correlation for PWR Small-Break LOCA Conditions\u201d, Transactions of American Nuclear Society, Vol. 17, Nov. 1973, pp. 369-370.", "negative": "M. S. Lam, \u201cAnalysis of Thermal-Hydraulic Behavior During PWR Small-Break Loss-of-Coolant Accidents\u201d, Nuclear Engineering and Design, Vol. 120, 1990, pp. 35-50."}
{"query": "What is the core configuration of a fluoride-salt cooled high temperature reactor?", "positive": "Core Configuration: Pebble bed core, graphite moderator/reflector, and enriched Flibe molten salt coolant", "negative": "The fluoride-salt cooled reactor typically employs a modular design to enhance thermal efficiency and safety."}
{"query": "technical specifications for nuclear reactors", "positive": "STS Sec 4.5.1 Standard Technical Specifications (BWR) 05/12/86 (86-26)", "negative": "Nuclear Regulatory Commission Regulations Part 50 - Domestic Licensing of Production and Utilization Facilities outlines the requirements for the construction and operation of nuclear reactors but does not specify the technical details."}
{"query": "In the event of a steam generator tube rupture, the operator must quickly identify and isolate the affected unit to prevent contamination.", "positive": "Complete severance of a steam generator tube is considered a somewhat conservative assumption since the Inconel-600 tube material is highly ductile.", "negative": "During a tube rupture scenario, it is critical to evaluate the integrity of the secondary side systems, as they play an essential role in maintaining plant safety."}
{"query": "environmental impacts of nuclear power plants", "positive": "SMALL impact. DNPS has not identified refurbishment activities, future upgrades, or replacement activities that would increase or decrease air emissions. Appropriate permit conditions would regulate and mitigate any potential DNPS activities that could increase air pollutants. Therefore, air quality impacts would remain SMALL during the SLR term.", "negative": "MODERATE impact. The ongoing maintenance procedures and the operation of reactors at DNPS contribute to local ecosystems and water resources, which must be monitored. Despite stringent regulations, ecological assessments indicate that the thermal discharge from reactor cooling can affect local aquatic life in the long run."}
{"query": "offsite AC sources", "positive": "The Fermi 2 offsite AC sources consist of the 120kV and 345kV power sources. With one offsite circuit inoperable, the remaining offsite circuit and EDGs are adequate to supply power to the onsite Class 1E distribution system.", "negative": "The offsite sources are critical for maintaining power during unforeseen circumstances, and their reliability is monitored continuously. Should an issue arise with the circuits, alternate paths can be utilized to ensure steady power flow."}
{"query": "emergency classification process", "positive": "Reviews data provided and classifies events IAW PMP-2080-EPP-101 Emergency Classification within 15 minutes.", "negative": "The standard protocol for assessing incident severity involves evaluating risk factors and potential impacts on public health."}
{"query": "nuclide minimum detectable activity", "positive": "**Nuclide MDA (pCi/grams)** refers to the minimum detectable activity for a specific nuclide, expressed in picocuries per gram. It is a crucial measurement that helps determine the lowest level of activity that can be reliably detected through radiological assessments.", "negative": "**Detection Limit for Radiological Measurements** can vary significantly based on the energy levels of the nuclides involved and the type of detection equipment utilized. Understanding the factors influencing detection limits is essential for accurate radiological analysis, particularly in environments with varying background radiation."}
{"query": "loss of material due to pitting, crevice corrosion", "positive": "Consistent with NUREG-2191, the One-Time Inspection program (B.2.1.20) will be used to manage loss of material due to pitting, crevice corrosion of the nickel alloy and stainless steel reactor vessel penetrations, nozzles, safe ends, and welds, piping, piping components, and valve bodies exposed to air - indoor uncontrolled in the Reactor Vessel.", "negative": "In accordance with NUREG-2191, periodic assessments of the Reactor Pressure Vessel integrity will evaluate stress corrosion cracking and potential material degradation, affecting various components under operational conditions."}
{"query": "What is the purpose of a regulatory filing in nuclear licensing?", "positive": "A regulatory filing in nuclear licensing serves as an official documentation process through which licensees submit essential information to the Nuclear Regulatory Commission (NRC) for approval and compliance with safety standards.", "negative": "The safety analysis report submitted during the nuclear licensing process outlines potential accident scenarios and their consequences while evaluating the effectiveness of safety systems in place."}
{"query": "What is COBRA-FLX and its application in nuclear safety?", "positive": "COBRA-FLX is a computer program used to analyze the thermal-hydraulic behavior of nuclear reactors, particularly focused on critical heat flux correlations necessary for ensuring safety during reactor operation.", "negative": "The heat transfer characteristics in reactor core materials are critical for understanding their performance under various operational scenarios. This analysis aids in optimizing reactor designs for enhanced safety."}
{"query": "tornado missile protection measures", "positive": "The Fermi 2 licensing bases were revised for protection from tornado-generated missiles, as outlined in NRC-13-0002, which proposed license amendments to ensure adequate safety measures are in place to mitigate risks associated with tornado scenarios.", "negative": "Analysis of structural designs for nuclear facilities includes considerations for external forces, such as wind loads and debris impact, which highlights the engineering principles utilized to enhance resilience during severe weather events, yet does not directly address specific protective systems against tornado missiles."}
{"query": "What is the importance of nuclide minimum detectable activity (MDA) in radiation safety?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is a crucial parameter in radiation safety, representing the lowest activity concentration level that can be determined with reasonable certainty under specified conditions.", "negative": "Understanding the calibration of radiation detection instruments is vital, as it ensures accurate readings and proper interpretation of measured radiation levels."}
{"query": "What is the significance of break flow in steamline breaks for nuclear reactors?", "positive": "The break flow during a steamline break represents the mass flow rate of steam escaping from the broken pipeline, critical for evaluating the impact on reactor safety and the effectiveness of the emergency response plan.", "negative": "In analyzing steamline breaks, the characteristics of the fluid dynamics involved, including the pressure drop and velocity changes across the break point, can significantly influence the system's thermal-hydraulic behavior."}
{"query": "What are the properties of Alloy 690 for nuclear applications?", "positive": "For the Alloy 690 replacement sleeve material, the following properties were obtained from the ASME Code:", "negative": "Alloy 690 has demonstrated noteworthy resistance to stress corrosion cracking, particularly in high-temperature water environments, which is critical in evaluating its suitability for various reactor applications."}
{"query": "The process of obtaining a nuclear reactor license is rigorous and requires extensive documentation from the licensee.", "positive": "The Regulatory Guide 1.206 provides guidance for the preparation of applications for nuclear power plant licenses.", "negative": "The inspection process for newly constructed nuclear facilities ensures compliance with safety standards and operational protocols."}
{"query": "final status survey in nuclear power plants", "positive": "The Final Status Survey (FSS) is a process used to confirm that the residual radioactivity in the areas of a nuclear facility has been reduced to levels that are consistent with established release criteria.", "negative": "The decommissioning process for nuclear power plants includes several phases, such as dismantling equipment and structures to ensure that no residual radioactive materials remain."}
{"query": "What is the purpose of the Fire Protection Aging Management Program in nuclear safety?", "positive": "Continue the existing DCPP Fire Protection AMP, including an enhancement to:  (a) Include qualification criteria for individuals performing inspection of fire dampers and fire doors.", "negative": "The program will emphasize the importance of fire detection systems and their maintenance protocols to ensure that they function correctly in the event of a fire, yet it does not outline the specific management strategies for aging equipment."}
{"query": "What is the purpose of the Water Chemistry program in nuclear aging management?", "positive": "The One-Time Inspection program (B.2.1.20) and Water Chemistry program (B.2.1.12) will be used to manage loss of material due to general, pitting, crevice corrosion of carbon steel reactor vessel upper head, reactor vessel nozzles, safe-ends, welds, and vessel internal attached components exposed to reactor coolant in the Reactor Pressure Vessel and Reactor Vessel Internals Systems.", "negative": "The control of boron concentration and pH levels in the reactor coolant is critical for ensuring proper neutron moderation and corrosion protection during normal operations."}
{"query": "What is a dose limit in nuclear regulatory filings?", "positive": "The proposed \"dose limit\"--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "In the context of nuclear safety, the regulatory framework requires comprehensive assessments that review potential exposure levels, but does not specify how these dose limits are derived or validated."}
{"query": "The measurement of energy levels is crucial in identifying the characteristics of nuclear reactions.", "positive": "The energy of the gamma rays emitted during radioactive decay is measured in kiloelectronvolts (keV).", "negative": "In nuclear physics, understanding the energy transitions within the nucleus facilitates the exploration of decay paths and reaction mechanisms."}
{"query": "What is the significance of tritium levels in groundwater monitoring at nuclear power plants?", "positive": "Groundwater monitoring indicates that low levels of tritium are detected in two monitoring wells, MW-9A and MW-10. Results for 2020 indicate that tritium levels in MW-9A ranged from <223 pCi/L to 8,220 \u00b1 409 pCi/L, well under the drinking water standard of 20,000 pCi/L.", "negative": "Regular assessments of radionuclide concentrations in reactor coolant systems help ensure that containment integrity is maintained. Such evaluations focus on isotopes like cesium-137 and iodine-131, which are critical to understanding the behavior of radioactive materials in nuclear reactors."}
{"query": "maximum power level for nuclear reactors", "positive": "The licensee may operate the reactor at steady-state power levels not in excess of 1,000 kilowatts (thermal) and to pulse the reactor in accordance with the limitations in the Technical Specifications.", "negative": "Nuclear reactors must adhere to specified operational guidelines to ensure safety and compliance, including parameters related to thermal output, neutron flux management, and structural integrity assessments."}
{"query": "inhalation rate calculations", "positive": "Inhalation rate is denoted by the symbol \\( R_h \\) and is measured in cubic meters per hour (m\u00b3/h). It is defined as a variable parameter based on a triangular distribution with mode at 1.2, minimum at 0.6, and maximum at 1.8 m\u00b3/h, as indicated in NUREG-1640 App B, Table B.8.", "negative": "The inhalation exposure assessment often considers factors such as the duration and frequency of exposure, along with the concentration of contaminants in the air. Understanding these parameters is crucial for evaluating the potential health impacts on workers and requires adherence to specific regulatory guidelines."}
{"query": "What is a steam generator tube rupture (SGTR)?", "positive": "Steam Generator Tube Rupture (SGTR) refers to the failure of the tubes that carry water in a steam generator, which can lead to a loss of reactor coolant and requires specific operational responses.", "negative": "In nuclear power plants, the integrity of the steam generator is critical, as any compromise can influence the effectiveness of heat transfer and affect overall system efficiency."}
{"query": "What is the detailed analysis regarding leakage rates associated with High Pressure Coolant Injection systems?", "positive": "The analysts considered a number of factors that resulted in using a probabilistic best estimate of what the leak may represent analytically while running and/or system recovery. The factors assessed included the following: 1. a high level of uncertainty estimated in the leak rate and 2. there is an unknown probability that the PCV would not develop into a large leak.", "negative": "Research has shown that the performance of High Pressure Coolant Injection systems can be influenced by variables such as coolant flow rates and pump efficiency metrics, which directly affect the operational integrity of the system during critical scenarios."}
{"query": "How does the POLCA-T code analyze ATWS events in BWR plants?", "positive": "The POLCA-T code has been evaluated for the purpose of determining its adequacy for analyzing ATWS events in BWR/2-6 plants.", "negative": "The application of the POLCA-T code is essential for assessing the transient response of BWR systems during various operational scenarios, including its role in computing the effects of design-basis accidents."}
{"query": "Devices that are exempted from registration are defined by specific criteria established by the NRC.", "positive": "The NRC provides criteria for devices that are not subject to registration under its regulations, including those that fall below certain thresholds for radioactivity and usage in specific applications.", "negative": "Certain devices are classified according to their intended use and operational thresholds, influencing their regulatory status and the requirements they must meet before deployment."}
{"query": "post-LOCA core cooling requirements", "positive": "Hydraulic performance analyzed in establishing compliance with 10CFR50.46 minimum post-LOCA core cooling requirements; thus, Mode B and G hydraulic performance must be evaluated for 130\u00b0F and 177\u00b0F, respectively.", "negative": "Analysis of the coolant flow distribution within the reactor core is critical in assessing the thermal margin under accident conditions, particularly focusing on ensuring that heat transfer capacity remains intact despite transient conditions."}
{"query": "The NRC considers large-magnitude breaks as significant and will not exclude them even if their failure frequency is low.", "positive": "The review identified 1103 pipe welds as candidates for LOCA events to be considered as possible break locations in the risk-informed application of CASA Grande to evaluate Fermi-2 ECCS strainer challenges.", "negative": "The evaluation of potential break locations included an assessment of the implications of varying pressure conditions on the structural integrity of the pipe welds, which could impact the design basis for the ECCS."}
{"query": "The system must be capable of detecting a loss of coolant flow in the reactor, ensuring safety protocols are followed.", "positive": "Partial Loss of Forced Reactor Coolant Flow (15.3.1)", "negative": "Loss of Recirculation Pump Functionality (15.3.2)"}
{"query": "The NRC mandates rigorous data collection standards for assessing environmental quality.", "positive": "Data Quality Objectives (DQO) outline the procedures for ensuring that collected data meet specific standards necessary for decision-making processes.", "negative": "Establishing benchmarks for evaluating ecological impacts is essential for understanding the long-term effects of various contaminants on ecosystems."}
{"query": "In-Plant Job Performance Measures", "positive": "This is an In-Plant JPM written to be performed on either unit.", "negative": "The In-Plant JPM should include a review of operational efficiencies and adherence to safety protocols during execution."}
{"query": "radioactive effluent control program", "positive": "A program shall be established and maintained to implement the requirements of 10 CFR 72.44 (d) or 10 CFR 72.126, as appropriate.", "negative": "Monitoring and reporting protocols must be adhered to for the disposal of low-level radioactive waste, which include documentation and adherence to safety thresholds, as outlined in the relevant regulatory frameworks."}
{"query": "occupational radiation exposure limits", "positive": "NRC regulations in 10 CFR Part 20 require that occupational radiation exposures be kept ALARA with a limit on the annual total effective dose equivalent (TEDE) for individual radiation workers of 0.05 Sieverts (5 rem) per year.", "negative": "Radiation safety protocols necessitate monitoring the cumulative dose received by employees in high-exposure areas, with a focus on minimizing health risks and ensuring compliance with established safety standards."}
{"query": "safety class of valves", "positive": "The safety class is an essential attribute that categorizes valves according to their importance in ensuring the safe operation of the plant; it is indicated by a number from 1 to 3, with Class 1 being the most critical for safety functions.", "negative": "In industrial settings, valves are often classified based on their design and operational standards, which can influence the choice of materials and manufacturing processes used in their construction."}
{"query": "The regulatory process for managing radioactive materials involves systematic controls and analyses to ensure safety and compliance.", "positive": "The MDC for U-238 is specified to be 4.65E-01 with an uncertainty of 2.14E-01, which is crucial for understanding the related safety measures during nuclear licensing.", "negative": "The half-life of Th-232 is approximately 14 billion years, influencing the long-term management strategies in radiation protection and waste disposal."}
{"query": "post-accident sampling drills", "positive": "Post-accident sampling drills are conducted annually. These drills address capabilities including analysis of liquid and containment atmosphere samples with simulated elevated radiation levels.", "negative": "Annual emergency response exercises often include scenarios for environmental assessment, focusing on protocols for sampling and analyzing potential contaminants in the aftermath of incidents."}
{"query": "What is the guidance for technology-inclusive, risk-informed methodologies in licensing?", "positive": "RG 1.233, \u201cGuidance for a Technology-Inclusive, Risk-Informed, and Performance-Based Methodology to Inform the Licensing Basis and Content of Applications for Licenses, Certifications, and Approvals for Non-Light Water Reactors,\u201d Revision 0 (ML20091L698)", "negative": "This document outlines the principles of integrating technological advancements in regulatory frameworks, focusing on enhancing efficiency and ensuring compliance with safety protocols."}
{"query": "nuclear reactor safety systems", "positive": "The safety systems of the McGuire Nuclear Station are designed to ensure that the reactor operates within safe limits and to prevent the release of radioactive materials in the event of an accident.", "negative": "The emergency core cooling system relies on passive safety features that activate automatically without external power, a critical design aspect in modern reactor technology."}
{"query": "What is the significance of the ARITA Draft SE in nuclear regulatory processes?", "positive": "Framatome has now been able to take a cursory look at the ARITA Draft SE. We were able to identify a couple technical issues already in this cursory evaluation and we believe...", "negative": "Evaluating the integration of the ARITA Draft SE into existing regulatory frameworks presents numerous challenges, particularly regarding its alignment with current safety standards and operational procedures."}
{"query": "Duke Energy expanded its storage configurations at Oconee Station to accommodate more units for spent fuel.", "positive": "Oconee Station maintains two ISFSIs\u2014the original installation under a site-specific license NSM-2503 and the second under the general license authorized under 10 CFR Part 72 (TN4884), Subpart K, \"General License for Storage of Spent Fuel at Power Reactor Sites\" (TN4884).", "negative": "The expansion of storage capacity at Oconee Station aligns with regulatory requirements, which dictate that facilities must upgrade their storage capabilities for nuclear materials to enhance operational safety and compliance."}
{"query": "What is the definition of Energy Tolerance in nuclear measurements?", "positive": "Energy Tolerance : 3.000 keV", "negative": "The standard deviation for energy measurements is often specified to ensure accuracy in readings."}
{"query": "The NRC requires that all materials utilized in reactor components comply with specified regulatory standards.", "positive": "The NRC staff finds the revised text partially acceptable. Exemption to 10 CFR Part 50 is still required (see NRC's response to comment #22 in this table).", "negative": "The NRC mandates that compliance evaluations include a thorough assessment of all material properties and their interactions under operational conditions."}
{"query": "Pressure isolation valves are essential for maintaining the integrity of the reactor coolant system during operational changes.", "positive": "These valves form a pressure boundary between the RCS and the other essential components in order to protect these components from damage.", "negative": "Isolation valves play a critical role in the flow control of reactor coolant, providing necessary shut-off capabilities during maintenance and operational procedures."}
{"query": "What is the significance of nuclide detection in nuclear safety?", "positive": "The Nuclide MDA (Minimum Detectable Activity) report provides essential information on the sensitivity of detecting various nuclides, which is crucial for safety assessments in nuclear operations.", "negative": "The analysis of radioactive decay patterns helps to understand the behavior of nuclides over time, which plays an important role in determining their stability and potential applications in nuclear technology."}
{"query": "What are the analytical methods used for analyzing isotopes in nuclear regulatory documents?", "positive": "- **Analytical Method:** DOE EML HASL-300, Am-05-RC Modified", "negative": "Various technologies are utilized within the nuclear industry to ensure accurate isotope quantification, including mass spectrometry and gamma spectroscopy, which provide detailed insights into isotope distributions."}
{"query": "U.S. Nuclear Regulatory Commission", "positive": "USNRC stands for the U.S. Nuclear Regulatory Commission, which is the federal agency responsible for regulating the nation's civilian use of nuclear materials.", "negative": "The U.S. Department of Energy oversees aspects like nuclear energy research and development, which often intersects with regulatory concerns regarding safety standards."}
{"query": "What criteria determine whether a question should be categorized as an SRO-only question?", "positive": "Does the question require one or more of the following: assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed; knowledge of when to implement attachments and appendices, including how to coordinate these items with procedure steps; knowledge of diagnostic steps and decision points in the EOPs that involve transitions to event-specific sub-procedures or emergency contingency procedures; knowledge of administrative procedures that specify hierarchy, implementation, and/or coordination of plant normal, abnormal, and emergency procedures?", "negative": "Is the question pertinent to decisions involving the application of EOPs and their associated protocols for emergency situations?"}
{"query": "What is the significance of initial assembly enrichment in nuclear reactors?", "positive": "Initial Assembly (wt % 235U (E)) indicates the weight percentage of Uranium-235 in the assembly, which is crucial for determining the fuel's efficiency and reactivity in nuclear reactors.", "negative": "The enrichment level of Uranium-235 in a reactor core affects neutron economy and can influence the design considerations for reactor types, including pressurized water reactors and boiling water reactors."}
{"query": "The previous assessments regarding seismic evaluations have shown that the reinserted LTA will have a negligible impact.", "positive": "The impact of the LTA on the seismic evaluation was previously evaluated to be negligible.", "negative": "Recent studies emphasize the importance of LTA in influencing the response of infrastructures to seismic events, indicating potential concerns in scenarios involving high seismic activity."}
{"query": "The facility incorporates two 4160 Volt Essential Auxiliary Power Systems that ensure continued operation under various conditions.", "positive": "Each unit has two redundant and independent 4160 Volt Essential Auxiliary Power Systems which normally receive power from the normal power distribution system as discussed in Section 8.3.1.1.3.", "negative": "The operational reliability of the auxiliary systems is often assessed through routine maintenance checks and performance monitoring, which ensure that the backup systems can activate when necessary."}
{"query": "What steps must be taken during the evacuation of the control room under abnormal conditions?", "positive": "Given a set of initial plant conditions: A. Determine the appropriate abnormal procedure. B. Describe the plant response to actions taken in the abnormal procedure. C. Describe the final plant condition that is established by the abnormal procedure.", "negative": "In response to abnormal situations, personnel must be trained to recognize specific indicators that necessitate the implementation of emergency protocols, while also understanding the effects these protocols have on system stability."}
{"query": "What are the procedures involved in handling unsealed byproduct material safely?", "positive": "Using administrative controls to prevent a medical event involving the use of unsealed byproduct material;", "negative": "The regulations surrounding the disposal of unsealed byproduct material focus on the tracking and monitoring of waste to ensure compliance with safety standards."}
{"query": "zirconium-steam reaction impact on fuel cladding temperature during LOCA", "positive": "NRC has overlooked the role that the heat generated by the exothermic zirconium-steam reaction has in increasing fuel-cladding temperatures in a LOCA.", "negative": "Research has shown that the zirconium-steam reaction significantly influences thermal behaviors in reactor systems, particularly under accident conditions."}
{"query": "The seismic classification process for systems and structures in a nuclear plant is influenced by their inherent capacities and local seismic demands.", "positive": "The seismic fragility of an SSC is a function of the margin between an SSC\u2019s seismic capacity and the site-specific seismic demand.", "negative": "Understanding the interrelationships between seismic performance criteria and the regulatory frameworks, such as those outlined in ASCE 43, is essential for comprehensive risk assessments in nuclear facilities."}
{"query": "What is the action level in radiation detection?", "positive": "The action level (cpm) is defined as 7,123 cpm, which is the threshold level for radiation detection that, when exceeded, requires a specific response or investigation.", "negative": "In radiation safety protocols, various detectors are calibrated to measure background levels, with recent comparisons showing models like the 44-10 deploying standards that align closely with regulatory guidelines."}
{"query": "breakaway oxidation behavior", "positive": "NRC\u2019s LOCA program showed that minor changes in alloy composition or manufacturing processes can have significant impact on breakaway oxidation behavior.", "negative": "Studies have indicated that variations in the heat treatment procedures of certain alloys can lead to differing rates of oxidation and thus affect their performance in high-temperature environments."}
{"query": "What are undervoltage relays in nuclear safety systems?", "positive": "Undervoltage relays are designed to detect conditions of low voltage in electrical systems and provide an alert or automatically disconnect loads to protect equipment and maintain safety protocols.", "negative": "In nuclear safety systems, various protective devices, including circuit breakers and fuses, are crucial for ensuring that power interruptions do not compromise the integrity of critical functions."}
{"query": "What are the inspection methods for the CBA upper girth weld?", "positive": "40 - 60 Methods and Frequency: When triggered, EVT-1 visual for cracking (SCC), with subsequent inspection on a 10-year ISI interval frequency.", "negative": "The evaluation of the girth weld integrity often includes techniques such as ultrasonic testing, which is critical for determining the depth of any potential flaws."}
{"query": "The analysis utilized a 500 ml Marinelli geometry to ensure accurate measurements in gamma spectrum analysis.", "positive": "The procedure for gamma spectrum analysis employed a 500 ml Marinelli geometry, which is critical for accurately assessing radioactive samples.", "negative": "The calibration of detection equipment often involves utilizing geometries like the Marinelli configuration to enhance the reliability of the readings during spectral analysis."}
{"query": "The NRC stipulates that if two matrix logic channels are non-operable, action must be taken to restore the third channel within 48 hours.", "positive": "With only two matrix logic channels operable, the third channel must be restored to an operable status within 48 hours, consistent with the Completion Time of STS 3.3.4, Required Action A.1.", "negative": "The regulatory framework surrounding matrix logic channels outlines various compliance requirements, highlighting the importance of system redundancy and the implications of channel failures based on system design characteristics."}
{"query": "The system that controls the atmosphere within the containment structure is crucial for safety during operation.", "positive": "Containment Atmospheric Control System                     | Yes                           | 2.3.2.1", "negative": "The environment monitoring system is designed to continually assess air quality and radiation levels within the facility."}
{"query": "What is the status of the control rod scram accumulators based on current pressures?", "positive": "Each of these control rods is at position 48.", "negative": "The pressure levels of the scram accumulators have been fluctuating during recent tests."}
{"query": "ECCS design and performance expectations", "positive": "The ECCS was designed and fabricated to codes consistent with the quality group classification assigned by Regulatory Guide 1.26 and the seismic category assigned by Regulatory Guide 1.29. The power supply and control functions are in accordance with Regulatory Guide 1.32.", "negative": "The reliability of the ECCS depends on several factors including the integrity of its mechanical components and the robustness of its system interfaces. Additionally, operational testing results can provide insights into its functionality under various scenarios."}
{"query": "PGA in seismic hazard assessments", "positive": "Contribution of AHEX-E to Total Mean Background and Site Hazard at 100 Hz (PGA)", "negative": "Analysis of PGA across various geological formations and its relevance in understanding site-specific seismic risks."}
{"query": "The overpressure protection system must be validated against setpoints to prevent unnecessary reactor trips.", "positive": "The setpoint for the pressure switches is defined as 1870 psig to ensure safe operation of the reactor coolant system.", "negative": "Pressure switches in the reactor are calibrated to ensure they respond appropriately to fluctuations, maintaining system integrity under normal operating conditions."}
{"query": "target clean-up levels for residual uranium", "positive": "Target clean-up levels have been calculated for the residual U based upon the mass, location, configuration, and accessibility of the U.", "negative": "Assessments have shown that the concentration and distribution patterns of U vary significantly across contaminated sites."}
{"query": "sample analysis procedures", "positive": "The samples in this SDG were analyzed on an \"as received\" basis.", "negative": "During the analysis, the moisture content of the samples was measured to ensure accurate reporting of dry weight."}
{"query": "nuclear licensing isotopes", "positive": "Principal isotopes in the context of nuclear regulatory filings are crucial for understanding the management and control of radioactive materials, including I-131, Sr-90, and Cs-137 among others.", "negative": "In nuclear applications, the effects of isotopes like I-129 and Tc-99 on environmental safety protocols can lead to complex evaluations regarding their monitoring and reporting requirements."}
{"query": "The thermal performance of the reactor is often monitored through various temperature measurements, including the core average temperature.", "positive": "Core Average Temperature (\u00b0F)", "negative": "Monitoring the temperature distribution within the reactor can provide insights into the thermal behavior and efficiency, influencing design and operational parameters."}
{"query": "What notification procedures are established for emergency classifications at nuclear plants?", "positive": "Upon receipt of a classification of Unusual Event by RBS, the Parish dispatcher will notify the Director of OHSEP and other key individuals consistent with this classification and in accordance with established procedures.", "negative": "Different emergency response protocols are implemented based on the severity of incidents at nuclear facilities, requiring specific roles for plant personnel during these situations."}
{"query": "monthly and annual wind speed distributions", "positive": "**VEPCO North Anna JFD 150-Foot Level\u2014Period of Record: OCT 1/75/74 - 30/47/75**  **Stability Class: G\u2014Elevation: 150 Feet**", "negative": "Data from nearby monitoring stations indicates trends in wind variability, which can influence regional climate assessments."}
{"query": "nuclear quality control assessment", "positive": "The quality control assessment for nuclear facilities includes a comprehensive review of all systems, equipment, and procedures to ensure compliance with regulatory standards and operational safety protocols.", "negative": "An evaluation of the reactor's backup power systems is critical, as these systems must be thoroughly tested to confirm their functionality during emergency scenarios, ensuring resilience in the event of a power failure."}
{"query": "What is emergency boration in nuclear reactor operations?", "positive": "Ability to (a) predict the impacts of the following malfunctions or operations on the CVCS; and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those malfunctions or operations: Emergency boration.", "negative": "In the event of core overheating, various mitigation strategies can be employed, including the injection of neutron absorbers to stabilize reactivity levels."}
{"query": "impact of climatic changes on aquatic biota", "positive": "Will expected climatological changes affect the impact of the plant on aquatic biota and habitats? Consider in your answer overall impacts related to plant consumptive water use, entrainment, entrapment, impingement, stresses related to the cooling system, fish return systems, thermal backwashing and scouring, heated effluent plume, transmission and pipeline corridor maintenance.", "negative": "How might climatic variabilities alter nutrient cycling processes in aquatic ecosystems, particularly in terms of oxygen dynamics and productivity in relation to the impacts caused by industrial activities?"}
{"query": "What is an ITAAC in nuclear licensing?", "positive": "If the reviewers have verified that the licensee successfully completed the inspections, tests, and analyses prescribed for this ITAAC, and that the acceptance criteria have been met then this determination is based on information available at the time and is subject to the licensee\u2019s ability to maintain the condition that the acceptance criteria are met.", "negative": "The ITAAC is a critical component of the regulatory framework, ensuring that all necessary items are verified before moving on to the next phase of nuclear plant construction, which underscores the importance of thorough documentation and regulatory compliance."}
{"query": "aging management in nuclear facilities", "positive": "The Aging Management Regulatory Audit is designed to evaluate the licensee's aging management programs to ensure that the effects of aging on structures, systems, and components are adequately managed.", "negative": "The evaluation of aging effects on safety systems includes analyzing performance trends, maintenance practices, and compliance with regulatory requirements to ensure operational integrity."}
{"query": "nuclear device activity measurement", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| 1                    | CS137                 | 100              | mCi              |", "negative": "Measurement of radiation output from nuclear sources can be influenced by several factors, including decay characteristics and environmental shielding."}
{"query": "What is the MAP-X initiative in nuclear regulatory filings?", "positive": "MAP-X, or Mission Analytics Portal - External, aims to provide an innovative platform for analytics in the nuclear regulatory context.", "negative": "The integration of advanced data management systems is becoming increasingly essential in the nuclear industry to comply with regulatory requirements."}
{"query": "nuclear plant safety systems", "positive": "The Joseph M. Farley Nuclear Plant employs multiple safety systems designed to prevent and mitigate accidents, ensuring the protection of the public and the environment in accordance with regulatory requirements.", "negative": "The integration of redundant safety features at nuclear facilities is critical for compliance with national standards, as they enhance operational reliability and safety during normal conditions."}
{"query": "What is the importance of remote access to plant information for NRC inspectors?", "positive": "Based on feedback received, a majority felt that the use and access to licensee-provided plant equipment/information was effective and allowed them to continue to perform their oversight functions with a reduced on-site presence during the COVID-19 PHE.", "negative": "Inspectors have noted that enhanced technological interfaces for accessing plant data can facilitate more efficient communication between them and the facility\u2019s operational teams, allowing for better coordination of oversight activities."}
{"query": "The NRC will engage in dialogue regarding cybersecurity measures relevant to nuclear facilities.", "positive": "The purpose of this meeting is for the NRC staff to provide feedback to NEI and the industry on the proposed changes to NEI 08-09, \u201cCyber Security Plan for Nuclear Power Reactors\u201d.", "negative": "The discussion will include an evaluation of existing protocols concerning security threats that may arise in the nuclear sector, as well as the implementation of risk management strategies."}
{"query": "required actions in nuclear regulatory filings", "positive": "Required Actions A.1, A.2, and A.3 are alternative choices, only one of which must be performed as indicated by the use of the logical connector 'OR' and the left justified placement.", "negative": "In the context of nuclear regulatory compliance, documentation often requires clarity on actions, including the precise conditions under which alternatives may be enacted."}
{"query": "NDE personnel qualification", "positive": "NDE personnel qualified IAW NB-5500.", "negative": "NDE evaluations typically require the personnel to familiarize themselves with the necessary procedures for the use of ultrasonic testing methods, including the calibration of equipment and understanding defect classifications."}
{"query": "What is the confirmation process in nuclear regulatory filings?", "positive": "The confirmation process is part of the CAP.", "negative": "During the review of operational data, regulatory entities assess compliance with federal safety standards and evaluate potential risks associated with license amendments."}
{"query": "inoperable 125 VDC electrical power subsystem", "positive": "H. Division 1 or 2 125 VDC electrical power subsystem inoperable for reasons other than Conditions E, F, or G.", "negative": "Issues with the 125 VDC electrical power subsystem might lead to operational constraints in Division 1 or 2, impacting power distribution and system reliability."}
{"query": "high pressure injection systems", "positive": "The inspectors verified licensee performance indicators submittals listed below: MS07: High Pressure Injection Systems (IP Section 02.06) (1 Sample) Unit 2 (October 1, 2023, through September 30, 2024)", "negative": "The inspectors assessed the operational readiness of several coolant injection systems, focusing on their response times and reliability during non-emergency scenarios."}
{"query": "The NRC mandates that licensees must ensure appropriate calculations for radioactive substance detection limits.", "positive": "- MDC: Minimum Detectable Concentration", "negative": "Detection limits are often influenced by the types of isotopes used in the analysis, requiring specific considerations for each material."}
{"query": "critical heat flux correlation", "positive": "The COBRA-FLX critical heat flux correlation is an essential tool for predicting the onset of nucleate boiling in various coolant conditions, providing essential parameters for reactor safety analysis.", "negative": "Accurate modeling of heat transfer during the boiling process is crucial for understanding the thermal limits within nuclear reactors, particularly in relation to flow patterns and heat absorption."}
{"query": "environmental impact of nuclear power plants", "positive": "The NRC staff concluded that SLR for Oconee Station would not adversely affect any known historic properties or cultural resources.", "negative": "Assessing the ecological consequences of installing additional cooling systems at a nuclear facility may reveal significant interactions with nearby aquatic ecosystems."}
{"query": "The NRC is currently reviewing the enhanced risk-informed categorization of pressure boundary components to improve safety assessments.", "positive": "The NRC presentation on RAIs associated with the Staff\u2019s review of EPRI Report 3002025288, \"Enhanced Risk-Informed Categorization Methodology for Pressure Boundary Components\" discusses risk-informed methodology for evaluating pressure boundary safety components.", "negative": "The NRC guidelines outline the importance of using risk-informed approaches in the management of safety systems, highlighting their role in future regulatory frameworks."}
{"query": "It is essential to monitor the Reactor Core Isolation Cooling (RCIC) system for its proper functioning during operation.", "positive": "Monitor RCIC for proper operation.", "negative": "Regular inspections of the reactor's heat exchangers are critical to prevent overheating, ensuring safe operation."}
{"query": "The reactor trip system ensures that no single failure can undermine protection functions needed during rod ejection accidents.", "positive": "No single failure of the reactor trip system will negate the protection functions required for the rod ejection accident or adversely affect the consequences of the accident.", "negative": "In response to a loss of coolant incident, the safety protocols stipulate rigorous monitoring of the reactor pressure and temperature to prevent overheating."}
{"query": "What is contained in a final technical safety analysis report?", "positive": "This final technical safety analysis report includes the NRC staff\u2019s evaluation of: (1) each of the three main issues raised in the petitions; and (2) additional technical issues that are not directly related to the requested changes to the NRC\u2019s regulations that were raised in either the petitions or in subsequent communications (e.g., e-mail messages, letters, and your statements you made during a public Commission meeting with the Commission).", "negative": "The report also assesses the implications of various regulatory frameworks that govern the safety analysis process, focusing on how similar methodologies have been employed in previous evaluations."}
{"query": "What is the credited fraction of the available containment wall area in nuclear reactor design?", "positive": "The available CNV wall area is a design value of the minimum available CNV wall area is outside the scope of the extended passive cooling (XPC) and reactivity control evaluation model (EM) documented in TR-124587, Revision 0.", "negative": "The evaluation of containment structures involves several key factors such as buoyancy effects, thermal dynamics, and structural integrity under extreme conditions, which are critical in ensuring safety during accidental scenarios."}
{"query": "The report includes a summary of nuclides and their respective activities in pCi/grams, reflecting the radioactive characteristics of the materials under examination.", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|---------------|-------------|------------|-------------------------------|------------------------------|----------|\n| K-40          | 0.975      |            | 5.02E+00                      | 8.05E-01                     |          |", "negative": "The discussion covers the half-lives of different isotopes, including K-40, which are crucial for understanding their stability and decay patterns."}
{"query": "The protection system must ensure that safety functions are maintained and that no failures lead to a significant loss of protection capabilities.", "positive": "The protection system shall be designed (1) to initiate automatically the operation of appropriate systems, including the reactivity control systems, to ensure that the specified acceptable system radionuclide release design limits is not exceeded as a result of anticipated operational occurrences and (2) to sense accident conditions and to initiate the operation of safety-significant systems and components.", "negative": "The design of the protection system must also include rigorous testing protocols to validate the performance of the safety functions under different conditions, ensuring that they are reliable and effective in real-world scenarios."}
{"query": "The NRC mandates that certain inspections of tensioning systems must comply with specific regulatory guidelines.", "positive": "Current CPM testing requirements mandate relatively complex procedures, as described or referenced in ASME Section XI (Reference 7.2) Table IWL-2525-1, to determine absorbed water content, corrosive ion concentration and residual reserve alkalinity.", "negative": "The integrity of post-tensioned systems can be influenced by various factors, including the conditions in which the tendons are installed and the properties of the concrete used. Regulatory bodies often recommend regular assessments of these systems to mitigate potential risks associated with environmental exposure and material degradation."}
{"query": "high permeability in aquifers", "positive": "In summary, predictable high permeability at the NFCS would be confined to the Okefenokee Formation at depths above approximately 110 feet above MSL.", "negative": "The varying hydraulic conductivity in different layers of sedimentary rocks influences groundwater movement and storage within aquifer systems."}
{"query": "Changes proposed in the document must comply with the regulatory standards set forth by the NRC.", "positive": "In this attachment, Framatome information is indicated by the use of a single brackets (e.g., [...]) as described in Attachment 5 and Constellation Energy Generation, LLC information is indicated using a double brackets (e.g., [[...]]) as described in Attachment 4.", "negative": "The document outlines the specific procedures for submitting modifications that align with current regulatory frameworks and highlights the need for thorough documentation."}
{"query": "aluminum piping corrosion management", "positive": "Loss of material due to pitting, crevice corrosion involves insulated aluminum piping, piping components, and tanks exposed to air, condensation.", "negative": "Corrosion processes in insulated aluminum systems can lead to significant degradation in components that are frequently in contact with moisture and temperatures causing condensation."}
{"query": "The operability of the DC electrical power subsystems is crucial for safety; these should function effectively during licensee operations.", "positive": "Train A and Train B DC electrical power subsystems shall be operable.", "negative": "The maintenance protocols for the DC electrical power systems must ensure that all equipment is inspected regularly to avoid failures."}
{"query": "What is Strontium-90 in nuclear analysis?", "positive": "Strontium-90 is a radioactive isotope produced by nuclear fission, and its concentration can be measured in picocuries per gram (pCi/g).", "negative": "In nuclear waste management, identifying isotopes like Strontium-90 helps determine the long-term stability of hazardous materials and informs the safety protocols for disposal."}
{"query": "What methods are used for particle size analysis in nuclear regulatory contexts?", "positive": "Particle size estimation includes various techniques such as visual examination and photography, weight measurement, and dry samples at 100\u00b0C.", "negative": "In nuclear facilities, evaluating the dispersion characteristics of particulate materials often involves techniques like sedimentation analysis and laser diffraction, which are crucial for compliance but do not specifically address the measurement of individual particle sizes."}
{"query": "fire protection system operation", "positive": "Ability to monitor automatic operation of the fire protection system, including the following:  (CFR: 41.7 / 45.5 / 45.13)", "negative": "Overview of structural components of a fire protection system that are essential for effective performance: (CFR: 41.7 / 45.9 / 45.12)"}
{"query": "What is the purpose of a technical specifications document in nuclear licensing?", "positive": "The technical specifications document outlines the operational limits and conditions necessary to ensure safe operation of a nuclear facility, as well as the actions to be taken in response to equipment malfunctions or failures.", "negative": "The operational safety report details the methodologies for evaluating system redundancies and potential failure modes in nuclear reactor operations."}
{"query": "What are model uncertainties in nuclear steady-state analysis?", "positive": "The model uncertainties developed for steady-state analysis are an essential aspect of nuclear reactor safety assessments, as they account for variations in operational conditions and ensure that analyses remain conservative.", "negative": "In nuclear steady-state analysis, it is crucial to evaluate the sensitivity of the model outputs to variations in parameters, as this can reflect how changes in input values might affect the overall safety performance."}
{"query": "What is the process for nuclear reactor licensing?", "positive": "The licensing process for a nuclear reactor involves a series of regulatory reviews, which include the assessment of safety, environmental impacts, and compliance with technical specifications before granting authorization for construction and operation.", "negative": "The safety assessment of nuclear components includes rigorous testing protocols and evaluations against established industry standards, which ensure that materials can withstand extreme conditions encountered during reactor operations."}
{"query": "The NRC conducts thorough evaluations of applications for reactor licenses to ensure compliance with safety regulations.", "positive": "The regulatory process for nuclear licensing involves a comprehensive review of the applicant's proposed facility and adherence to established safety criteria.", "negative": "During the assessment of a nuclear reactor application, the technical specifications of the reactor design are evaluated to verify potential risks and compliance with engineering standards."}
{"query": "What are the requirements for licensing nuclear facilities?", "positive": "The licensing process for nuclear facilities includes several regulatory steps to ensure safety, based on guidelines established by the NRC.", "negative": "Nuclear facilities must adhere to strict standards for site evaluation and environmental impact assessments, which are crucial components of the regulatory framework."}
{"query": "To ensure compliance with testing protocols, the leakage rate of pressure isolation valves should be verified under specified conditions.", "positive": "ISTC-3630, \u2018Leakage Rate for Other Than Containment Isolation Valves\u2019. Category A valves with a leakage requirement not based on an Owner\u2019s 10 CFR 50 Appendix J program, shall be tested to verify their seat leakages within acceptable limits.", "negative": "Testing criteria for pressure isolation valves may include evaluations of the sealing surfaces and structural integrity under operational conditions, highlighting the importance of thorough maintenance checks."}
{"query": "What is the meaning of Nuclide MDA in nuclear licensing?", "positive": "Nuclide MDA (Minimum Detectable Activity) is a measure used to quantify the minimum activity level of a radionuclide that can be detected and reported with a certain level of confidence. It is essential for ensuring compliance with regulatory limits in nuclear safety assessments.", "negative": "In the context of radiation monitoring, various detection methods are utilized to evaluate the performance of different systems, with particular attention to how well they can discriminate between signals from isotopes at designated energy levels."}
{"query": "nuclide identification", "positive": "| Nuclide | Confidence | Id      | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------|------------|---------|--------------|-----------|-----------------------|----------------------|\n| K-40    | 0.98       | 1460.75 | 10.67        | 4.66e+00  | 8.51e-01              |                      |", "negative": "The detection of gamma emissions is crucial for determining the presence of specific isotopes in a sample."}
{"query": "What is the purpose of a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides a comprehensive analysis of the safety aspects of the nuclear facility, including design, operations, and potential accident scenarios.", "negative": "The Safety Evaluation Report plays a crucial role in assessing the compliance of the reactor with regulatory safety standards and outlines the procedural steps for licensing approval."}
{"query": "water supply wells at nuclear facilities", "positive": "Proposed Locations of VEGP Units 3 and 4 Water Supply Wells", "negative": "The installation of water supply systems in nuclear sites is critical for cooling processes and emergency response, ensuring that those systems are designed to meet regulatory standards."}
{"query": "How is the RMSC payload handled during unloading in a hot cell?", "positive": "Perform a radiation survey and smear test of the RMSC payload to ensure the package is acceptable for unloading in a hot cell.", "negative": "Ensure that all safety protocols for handling radioactive materials are followed prior to the unloading process in containment."}
{"query": "What is an amendment in the context of nuclear licensing?", "positive": "An amendment may be submitted by the licensee to modify existing license conditions or to incorporate additional requirements that can impact the safety or regulatory compliance of the facility.", "negative": "In the nuclear regulatory framework, changes to operational protocols can necessitate revisions that ensure continued adherence to safety standards and effective oversight by regulatory bodies."}
{"query": "reporting requirements for discharge monitoring", "positive": "The Permittee shall submit the results of the required sampling and monitoring activities on the forms provided, specified, or approved by the MPCA. The information shall be recorded in the specified areas on those forms and in the units specified. (Minn. R. 7001.1090, subp. 1, item D; Minn. R. 7001.0150, subp. 2, item B)", "negative": "Operators must ensure that monitoring systems are calibrated and functioning correctly to provide accurate data for regulatory compliance. Regular checks and maintenance activities are essential to meet operational standards and avoid violations. (Minn. R. 7001.1060)"}
{"query": "What is the requirement for Reactor Protection System (RPS) instrumentation?", "positive": "LCO 3.3.1.1 The RPS instrumentation for each Function in Table 3.3.1.1-1 shall be OPERABLE.", "negative": "The analysis of RPS failures highlights the importance of ensuring that all channels maintain redundancy to enhance system reliability."}
{"query": "The ingestion ALI for Gadolinium-148 is significant for assessing radiological safety.", "positive": "The ingestion ALI for Gadolinium-148 is 1E+1 8E+3 \u00b5Ci, which impacts regulatory considerations for its use in nuclear facilities.", "negative": "The ALI for isotopes in the lanthanide series, including Gadolinium, requires careful evaluation due to their varying biological impacts."}
{"query": "nuclide activity measurement", "positive": "The activity of a nuclide is a measure of the number of decays per unit time, typically expressed in picocuries per square meter (pCi/M\u00b2).", "negative": "In radiation safety assessments, understanding the half-life of a nuclide is crucial as it influences the duration of its radioactivity and potential health risks during exposure."}
{"query": "The NRC establishes guidelines on the average enrichment levels necessary for safe operation in PWR fuel assemblies.", "positive": "| Initial Assembly Avg. Enrichment wt % \u00b2\u00b3\u2075U (E) | Assembly Average Burnup (B) (GWd/MTU) |", "negative": "Guidelines provided by the NRC dictate various operational parameters such as control rod positioning and coolant flow rates to maintain reactor stability and prevent overheating."}
{"query": "What is the process of initiating feed and bleed using reactor head vents?", "positive": "Initiate Feed and Bleed using Reactor Head Vents IAW EOP-FRHS-1.", "negative": "The operator monitors the coolant levels and adjusts the valves to ensure proper flow rates during the reactor's normal operating conditions."}
{"query": "draft summary report", "positive": "I will take along printout to ____ and get any comments back to you by 8am tomorrow morning.....[eom]: pls will you send me the draft summary report?: 3 sections revised -- CMB update 20170517.docx", "negative": "The preliminary findings from the last meeting will be compiled and shared, but revisions to the project timeline have not been finalized yet."}
{"query": "The NRC has analyzed potential environmental impacts related to cooling water systems in nuclear power plants, focusing on localized sediment scouring.", "positive": "The NRC reviewed the impacts of scouring caused by discharged cooling water and found the impacts during the license renewal term would be SMALL for all plants.", "negative": "Studies have shown that the operation of cooling systems in nuclear plants can lead to the alteration of thermal regimes in adjacent water bodies, which may affect aquatic life and sediment characteristics."}
{"query": "RCIC system operational requirements", "positive": "If the RCIC System is inoperable during MODE 1, or MODE 2 or 3 with reactor steam dome pressure > 150 psig, and the HPCI System is verified to be OPERABLE, the RCIC System must be restored to OPERABLE status within 14 days.", "negative": "The performance of the RCIC system is critical for maintaining the core cooling capability, particularly in scenarios following a loss of coolant accident where its readiness can influence the overall emergency response strategy."}
{"query": "service water system", "positive": "The plant service water system consists of three 6,000-gpm capacity service water pumps. Under normal operating conditions, two of these pumps supply 10,000 gpm to meet all nonreactor requirements.", "negative": "The cooling water system utilizes a series of pumps to circulate water for heat exchange purposes, ensuring that operational temperatures are maintained within safe limits while also providing adequate flow for auxiliary systems."}
{"query": "auxiliary spray and purification line isolation valves", "positive": "A proposed new TS 3.4.19, \u201cAuxiliary Spray and Purification Line Isolation Valves,\u201d includes the moved SR 3.3.15.4 as SR 3.4.19.1.", "negative": "The design criteria for the safety systems must ensure that all valves operate correctly under both normal and fault conditions, maintaining system integrity and preventing potential cross-contamination."}
{"query": "What are radial peaking factors in nuclear tests?", "positive": "The radial peaking factors for the non-mixing and mixing grid tests are shown in Table 4-1 and Table 4-2, respectively.", "negative": "The behavior of neutron flux distribution in a core configuration can significantly influence the efficiency of fission reactions."}
{"query": "aging management evaluations for nuclear auxiliary systems", "positive": "Changes in material properties due to aggressive chemical attack", "negative": "The evaluation of the structural integrity of components in auxiliary systems often requires assessments of corrosion rates in various environments."}
{"query": "The licensing process for nuclear materials involves rigorous compliance with established safety standards and precise measurements of radioactivity.", "positive": "QC1203948279        | 441021001 | DUP  |     | U       | 0.0462  | U       | 0.0883    | pCi/g  | N/A      | N/A BXA4 | 01/13/18 | 11:44   |", "negative": "Regulatory bodies frequently emphasize the importance of accurate detection in nuclear substance handling, alongside comprehensive record-keeping to uphold safety protocols."}
{"query": "The relationship between the operational temperature and the voltage parameters of the 27N Relay was discussed frequently, revealing that temperature can affect relay behavior significantly.", "positive": "Based on similar conversations, it was understood by H. Ashford that the deviation in the relay output point of the 27N Relay (from the calibrated point) is linear over the operating temperature range of -55C to 85C.", "negative": "Studies indicate that the latency in relay response times can vary under different voltage levels, suggesting an intricate link between voltage stability and relay performance."}
{"query": "What does RBM stand for in nuclear control systems?", "positive": "RBM (RMCS) is an independent hardware system that utilizes MCR displays and monitors neutron flux in the core.", "negative": "The Reactor Protection System (RPS) utilizes redundant analog channels to ensure safety and reliability during operations, but it functions independently from the RBM and does not provide insights into neutron flux measurements."}
{"query": "What is the method for calculating equilibrium temperature in meteorological studies?", "positive": "Recognizing that overall heat exchange is a function of the heat exchange coefficient as well as the equilibrium temperature, the methodology previously used for the worst case 30-day period was replicated and used to calculate equilibrium temperature and heat exchange coefficient for 1976-2012 months for which the meteorological data fell outside the original parameters.", "negative": "The estimation of daily temperature fluctuations often relies on the average heat transfer occurring between the surface and the atmosphere, influenced by factors such as humidity and wind patterns. Comprehensive studies address these dynamics in relation to various climatic zones."}
{"query": "The NRC requires comprehensive assessments of groundwater levels during regulatory procedures.", "positive": "Well depth measurements recorded in feet are crucial for understanding groundwater levels in relation to regulatory compliance.", "negative": "Accurate documentation of well characteristics, including their construction details and location, is essential for effective management of groundwater resources."}
{"query": "initial effect of reactor pressure spike on reactor power", "positive": "The plant is operating at 20% power with the following: - The Main Turbine trips. - Turbine Bypass Valves are slow to act. - Reactor pressure quickly spikes up to 1050 psig during the transient.", "negative": "The rapid increase in reactor pressure often leads to a thorough examination of the control systems and safety protocols in place to handle such anomalies."}
{"query": "usage of Y-90 microspheres", "positive": "Your letter dated January 25, 2021 (Revised) states that Y-90 microspheres will be used and stored at Kootenai Health, 2003 Lincoln Way, Coeur d\u2019Alene, Idaho 83814.", "negative": "The use of Y-90 in targeted therapies can lead to improved local control of tumors, which has been demonstrated in various clinical studies."}
{"query": "What are the requirements for exemptions under 10 CFR 26.205?", "positive": "Granting the requested exemption from the requirements of 10 CFR 26.205 is categorically excluded under 10 CFR 51.22(c)(25), and there are no extraordinary circumstances present that would preclude reliance on this exclusion.", "negative": "The NRC evaluates the impacts of any exemptions on operational safety standards as part of its review process."}
{"query": "What is the POLCA-J model in nuclear safety contexts?", "positive": "The POLCA-J model serves as a thermal-hydraulic analysis tool that is developed for use in nuclear safety applications, particularly for the calculation of thermal responses in reactor test sections.", "negative": "The thermal-hydraulic behavior of a reactor is influenced by several factors, such as coolant flow rates and temperature gradients across different reactor components during operation."}
{"query": "What is the purpose of a harvesting program in nuclear regulatory processes?", "positive": "My branch could reap great benefits from a harvesting program like this.", "negative": "Implementing such a program requires careful consideration of regulatory compliance and risk assessment processes."}
{"query": "What is the purpose of reliability analysis in safety systems?", "positive": "The PPS Reliability Analysis provides a calculation of the availability for the Plant Protection System (PPS) for LGS. The Reliability Block Diagram (RBD) analysis is performed using the method described in Section 8 of WNA-IG-00064-GEN, \"Reliability and Availability Analysis Methods\". This method of analysis meets the intent of IEEE Std 352-2016.", "negative": "Reliability assessments in safety-critical systems often focus on identifying potential fault modes that could compromise system functionality. These assessments help in understanding how design redundancies can mitigate risks associated with unexpected operational failures, ensuring that safety systems can withstand various operational stresses without diminishing their protective capabilities."}
{"query": "Selenium isotopes ingestion and inhalation limits", "positive": "| 34         | Selenium-73  | D     | 1E+4                  | 4E+4               | 2E-5   |", "negative": "| 36         | Selenium-75  | D     | 5E+4                  | 1E+5               | 3E-5   |"}
{"query": "Post-Maintenance Testing in nuclear regulation", "positive": "The inspectors evaluated the following testing and maintenance activities to verify system operability and/or functionality: Post-Maintenance Testing (PMT) (IP Section 03.01) (6 Samples).", "negative": "The inspectors conducted a review of system modifications and the associated documentation to ensure compliance with regulatory standards and operational readiness."}
{"query": "uranium concentration measurement", "positive": "Uranium           |           | 1580000  | 137    | 414    | ug/Kg   | 96.3 | 20    | SKJ    | 09/19/18  | 1047 | 1802353 | 2       |", "negative": "In the context of radioactive materials, the measurement of uranium often involves considerations of its isotopes, particularly U-235 and U-238, which play critical roles in nuclear applications and environmental monitoring."}
{"query": "The inspectors examined the performance of licensed operators while conducting safety tests in the control room.", "positive": "The inspectors evaluated the adequacy of the facility licensee\u2019s control room simulator in modeling the actual plant, and for meeting the requirements contained in 10 CFR 55.46.", "negative": "The inspectors assessed the training protocols for licensed operators to ensure they are adequately prepared for emergency situations and understand operational limits."}
{"query": "What is the intended function of the hoses in the fuel pool cooling system?", "positive": "Hoses, which serve as a leakage boundary, are made from stainless steel and are designed to function in an air - indoor, uncontrolled (external) environment.", "negative": "The design of the fuel pool cooling system includes several critical components like pumps and heat exchangers that work together to regulate the temperature of the spent fuel."}
{"query": "RPV depressurization in a nuclear reactor", "positive": "The SRO determines that Torus pressure will not stay below the PSP curve and takes actions per QGA 100 RPV Blowdown.", "negative": "Monitoring the RPV levels during steady state operation is crucial for determining system integrity and ensuring safety measures are effectively implemented."}
{"query": "thoriated tungsten electrodes", "positive": "Thoriated tungsten electrodes are often used in gas tungsten arc welding (GTAW) due to their high melting point and ability to withstand focused heat while maintaining a steady arc.", "negative": "The use of tungsten electrodes, particularly those with additives, enhances the performance in various welding processes, although the choice of the right electrode depends significantly on the specific application and materials being joined."}
{"query": "iodine activity postulated fuel handling accident", "positive": "IODINE ACTIVITY ON THE CHARCOAL ADSORBER BANK IN THE AUXILIARY BUILDING FILTERS FOLLOWING A POSTULATED FUEL HANDLING ACCIDENT", "negative": "THE CONTAMINATION LEVELS WITHIN THE AUXILIARY BUILDING CAUSED BY VOLATILE IODINE SIGNALED THE NEED FOR ENHANCED AIR FILTRATION MEASURES AFTER THE ACCIDENT"}
{"query": "What is the significance of nuclide identification in nuclear safety?", "positive": "The identified nuclides include K-40, PB-212, and BI-214, along with their respective energy levels, yields, and activities, providing crucial information for safety evaluations and regulatory compliance.", "negative": "Nuclide decay series can influence the buildup of radiation in a facility, which necessitates careful monitoring to maintain operational safety standards."}
{"query": "HPCI System operational requirements", "positive": "E. HPCI System inoperable. E.1 Verify by administrative means RCIC System is OPERABLE. E.2 Restore HPCI System to OPERABLE status. Immediately 14 days OR In accordance with the Risk Informed Completion Time Program", "negative": "B. Review the operational impact of the core cooling systems during emergency conditions. B.1 Ensure all backup systems are functional for circumstances where primary systems may fail. B.2 Evaluate system response capabilities for various fault scenarios."}
{"query": "What are the requirements for an emergency response organization (ERO) in nuclear regulation?", "positive": "The emergency response organization (ERO) at the site must maintain sufficient staffing levels to ensure effective management of any emergencies that may arise, in accordance with the regulatory requirements of NUREG-0654 R2.", "negative": "Emergency response procedures must incorporate frequent training drills for personnel to ensure readiness, but these procedures do not specifically address the overall organizational structure mandated by nuclear regulatory authorities."}
{"query": "What is the purpose of the draft environmental assessment (EA) in NRC filings?", "positive": "As part of this review, the NRC and DOE LPO staff have completed a draft environmental assessment (EA) and draft finding of no significant impact (FONSI), \"Draft Environmental Assessment and Draft Finding of No Significant Impact for the Palisades Nuclear Plant Reauthorization of Power Operations Project\" (ADAMS Accession No. ML24353A157).", "negative": "The NRC and DOE LPO are evaluating additional measures to mitigate potential environmental impacts identified in project assessments, such as implementing monitoring programs and community engagement strategies that align with NEPA requirements."}
{"query": "fiber transport model in nuclear safety", "positive": "The penetration models from the previous step can be used to determine the prompt fiber penetration fraction and shedding fraction for a given time and amount of fiber accumulated on the strainer.", "negative": "In the context of nuclear safety, the effectiveness of fiber filters can vary based on the size and density of the fibers used, influencing flow dynamics and contaminant retention."}
{"query": "What is the significance of energy (keV) in nuclear regulatory filings?", "positive": "The Energy (keV) column represents the energy levels measured during gamma spectroscopy, which is crucial for identifying radionuclides in regulatory filings.", "negative": "The calibration of energy measurements is vital in ensuring the accuracy of spectral evaluations, influencing how radionuclide concentrations are determined in compliance assessments but not addressing the role of keV directly."}
{"query": "What are gamma measurement units in nuclear safety analysis?", "positive": "Gamma Measurement (sample exposed): 0-1 ft interval below slab: 10.5 K cpm 1-2 ft interval below slab: 10.5 K cpm", "negative": "The analysis of radiation exposure involves understanding the background levels of gamma radiation and their effects on surrounding materials, typically measured in counts per minute (cpm) over specified intervals."}
{"query": "regional population density forecast for nuclear sites", "positive": "Forecast Year 2060 Population shown for each radial grid sector. Statistics were calculated from BLOCK level census data.", "negative": "The radial grid model is often used in urban planning to analyze the spatial distribution of facilities, which can help in determining optimal locations for future developments."}
{"query": "A party other than the Licensee must specify how their interests are negatively impacted by the documentation provided.", "positive": "Because of possible disruptions in delivery of mail to United States Government offices, it is requested that answers and requests for hearing be transmitted to the Secretary of the Commission either by means of facsimile transmission to 301-415-1101 or by e-mail to hearingdocket@nrc.gov and also to the Assistant General Counsel for Materials Litigation and Enforcement either by means of facsimile transmission to 301-415-3725 or by e-mail to OGCMailCenter@nrc.gov.", "negative": "In situations where multiple parties express concerns regarding documentation, the Commission may evaluate how these concerns could influence regulatory decisions, ensuring that all perspectives are considered before pennant motions are filed."}
{"query": "ASME Section XI, Subsection IWL", "positive": "The DCPP ASME Section XI, Subsection IWL AMP consists of a periodic visual inspection of accessible concrete surfaces of containment for signs of material degradation (deterioration or distress), including loss of bond, loss of material, cracking, and increase in porosity and permeability; the assessment of damage; and corrective actions.", "negative": "ASME Section XI, Subsection IWA outlines the general requirements for inservice inspection programs and emphasizes the need for initial assessments to determine the condition of structural components, particularly those affected by degradation mechanisms."}
{"query": "What is the purpose of the closure bolting in nuclear reactor components?", "positive": "Closure bolting is used for mechanical closure in components made from materials such as high-strength steel and stainless steel, ensuring tight seals are maintained in various environments like air and closed-cycle cooling water.", "negative": "The integrity of nuclear reactor components relies on various joining methods, which contribute to the overall robustness of the systems involved in managing coolant flows and preventing leaks."}
{"query": "nuclear reactor licensing process", "positive": "In accordance with 10 C.F.R. \u00a7 2.314(b), the following information is provided:", "negative": "The agency requires a comprehensive safety analysis report that includes detailed information on the reactor's design, operational procedures, and potential risk assessments."}
{"query": "regional land use plan", "positive": "DeWitt County and McLean County are not part of any regional group that developed a regional land use plan. Therefore, a regional land use plan does not exist, and hence is not available for review.", "negative": "The existing zoning regulations for the area prioritize agricultural development while also emphasizing the importance of sustainable practices within urban planning."}
{"query": "threshold head loss acceptance criteria", "positive": "When determining the threshold head loss acceptance criteria, a break is considered a failure if the quality of any debris type for this break exceeds the tested quantity.", "negative": "The analysis of head loss in fluid systems often involves examining various factors such as fluid velocity and pipe material, which can significantly affect the overall performance."}
{"query": "subsequent license renewal (SLR) process", "positive": "The supplemental environmental information needs of the U.S. Nuclear Regulatory Commission (NRC) staff for the Peach Bottom Nuclear Plant, Units 2 and 3 subsequent license renewal (SLR) application are described in three categories.", "negative": "The regulatory framework mandates comprehensive assessments of environmental impacts prior to the initiation of any new nuclear projects, ensuring thorough compliance with safety standards."}
{"query": "The reactor's operational safety relies on the integration of diverse features to mitigate potential common cause failures in the postulated protection systems.", "positive": "Based upon the analysis for this event, the following diverse features are required for the postulated CCF of the PPS: 1. Reactor Water Level NR indication 2. DFWLCS", "negative": "The integration of redundancy in the reactor's safety systems is critical for ensuring that failures are detected and managed effectively."}
{"query": "What are the average thicknesses of geologic formations measured in feet?", "positive": "In the case of the Vincentown formation, the average thickness is 52.1 feet, while for the Hornerstown formation, it measures 18.5 feet, and the average thickness for Mount Laurel is recorded at 103.0 feet.", "negative": "Several lithologic studies focus on how sedimentary layers can vary significantly in thickness across regions, illustrating complex geological processes that influence stratification."}
{"query": "What are the guidelines for assessing high wind risks in nuclear facilities?", "positive": "EPRI 3002003107, \"High Wind Risk Assessment Guidelines,\" June 2015.", "negative": "NRC Regulatory Guide 1.76, \"Design Bases for Protection Against Natural Phenomena,\" discusses criteria for evaluating the capacity of structures to withstand environmental forces, including severe winds."}
{"query": "What is the role of technical advisors in nuclear regulatory processes?", "positive": "Robert Tregoning, Technical Advisor for Materials, US Nuclear Regulatory Commission.", "negative": "Technical consultants often provide detailed evaluations of safety protocols in the nuclear sector, ensuring compliance with established standards."}
{"query": "significant hazards consideration", "positive": "Entergy concludes that the proposed changes present no significant hazards consideration under standards set forth in 10 CFR 50.92(c), and, accordingly, a finding of \"no significant hazards consideration\" is justified.", "negative": "Entergy has determined that the impact of the proposed modifications aligns with the regulatory expectations for safety analyses, which require a detailed review of risk factors associated with operational changes."}
{"query": "What are the coefficients for the escape rate of fission products in the reactor system?", "positive": "Fission product escape rate coefficients include noble gas isotopes with a rate of 6.5 \u00d7 10\u207b\u2078 sec\u207b\u00b9, and Br, I, and Cs isotopes with a rate of 1.3 \u00d7 10\u207b\u2078 sec\u207b\u00b9.", "negative": "The dynamics of fission product behavior in reactor systems are influenced by various factors, such as neutron flux and temperature profiles, which can affect their release into the coolant."}
{"query": "Fuel Pool Cooling Water system", "positive": "Install \u201cProtected System\u201d placards and/or rings on the following equipment: RBCW pumps / Fuel Pool Cooling Water pumps.", "negative": "Ensure the cooling system is operational and check the flow rate through the containment area."}
{"query": "The regulatory framework mandates that concentration levels of pollutants be monitored rigorously...", "positive": "The Derived Concentration Guideline Level (DCGL) is a critical measure used in regulatory assessments to determine acceptable levels of radioactive materials in the environment.", "negative": "Regulatory bodies often require detailed reporting on the monitoring methods used for assessing contamination levels, which include factors such as sampling techniques and analytical procedures."}
{"query": "The NRC mandates that facilities must assess and meet emergency preparedness criteria.", "positive": "NUREG-0654/FEMA-REP-1 contains the criteria for preparation and evaluation of radiological emergency response plans and preparedness in support of nuclear power plants.", "negative": "Regulatory guides such as NUREG-0737 detail the necessary training and drills for emergency preparedness, focusing on the qualifications of personnel involved in emergency response."}
{"query": "What is the ORFEO-HMP Critical Heat Flux correlation?", "positive": "This report summarizes the statistical analysis and the applicability ranges for the ORFEO-HMP CHF correlation.", "negative": "The ORFEO-HMP CHF correlation is based on various experimental data sets, which include parameters like pressure and temperature, highlighting its significance across different reactor designs."}
{"query": "casing cooling system components", "positive": "Each casing cooling tank is a seismically designed, QA Category I welded stainless steel tank with a nominal available volume of 110,000 gallons between the minimum level required by Technical Specifications and the top of the pump suction nozzle.", "negative": "The design of the cooling system incorporates multiple pathways for fluid movement, ensuring that thermal loads are effectively managed through advanced heat exchange techniques."}
{"query": "What are the IAEA Safety Standards for nuclear power plants?", "positive": "The following IAEA Safety Standards Series incorporate similar design and preoperational testing guidelines and are consistent with the basic safety principles considered in developing this RG: - IAEA Safety Standards Series No. SSG-3, \u201cDevelopment and Application of Level 1 Probabilistic Safety Assessment for Nuclear Power Plants,\u201d issued 2010 (Ref. 35) - IAEA Safety Standards Series No. SSG-4, \u201cDevelopment and Application of Level 2 Probabilistic Safety Assessment for Nuclear Power Plants,\u201d issued 2010 (Ref. 37)", "negative": "A comprehensive safety assessment may include evaluations of multiple operational aspects of nuclear facilities, focusing on how design modifications can enhance overall safety. Practices such as the examination of fault trees and event trees often support the assessment process, which ultimately informs the regulatory requirements and updates to safety standards."}
{"query": "The evaluation of human factors in control room design is crucial to ensure effectiveness and minimize distractions.", "positive": "The preliminary control room design review identified human engineering deficiencies at an early stage in the design in order that they could be incorporated in design improvements, operator training, and plant operating and administrative procedures.", "negative": "Multiple studies have emphasized the importance of ergonomic assessments in control room settings, focusing on user interface interaction and cognitive workload to enhance operator performance."}
{"query": "The protection system is designed to automatically activate necessary systems, including those for controlling reactivity, to maintain radionuclide release limits during expected operational events.", "positive": "The protection system shall be designed (1) to initiate automatically the operation of appropriate systems, including the reactivity control systems, to ensure that the specified acceptable system radionuclide release design limits are not exceeded as a result of anticipated operational occurrences and (2) to sense conditions and to initiate the operation of systems and components that are to perform required safety-significant functions.", "negative": "The design considerations for the protection system include a detailed analysis of potential safety functions that must remain active, ensuring they can respond effectively to a range of operational scenarios while maintaining system integrity."}
{"query": "What are the key components of a nuclear licensing process?", "positive": "The nuclear licensing process involves several key components, including safety evaluations, environmental reviews, and public hearings to ensure that nuclear facilities operate safely and comply with regulatory requirements.", "negative": "In the realm of energy regulation, comprehensive assessments of the operational practices and compliance frameworks of facilities are essential to uphold safety standards."}
{"query": "nuclear regulatory filing process", "positive": "The Nuclear Regulatory Commission oversees the licensing and regulatory process for nuclear facilities, ensuring compliance with safety and environmental regulations.", "negative": "The assessment of nuclear materials requires thorough documentation and reports on safety evaluations before any project can proceed, which is critical for maintaining operational standards."}
{"query": "main turbine bypass valves", "positive": "Verify main turbine bypass valves open as necessary to control RPV pressure at pressure setpoint.", "negative": "Check the operation of the main steam control valves to ensure proper flow management during operation."}
{"query": "What is the significance of Nuclide Minimum Detectable Activity (MDA)?", "positive": "The Nuclide MDA (\u00b5Ci/grams) is a critical measurement in radiochemistry that indicates the smallest amount of a specific nuclide that can be reliably detected in a sample, ensuring compliance with safety and regulatory standards.", "negative": "In radiochemical analysis, the calibration of detection equipment is essential for determining the quantification limits of various isotopes, as it affects the accuracy and precision of subsequent MDA calculations."}
{"query": "level setpoint in nuclear safety systems", "positive": "Level 2 vessel level setpoint initiates steam line isolation and HPCI/RCIC start.", "negative": "The critical high water level activates the pressure relief valves, ensuring safe operation under excess pressure conditions."}
{"query": "What is the procedure for license termination related to radioactive materials?", "positive": "3.3 License Termination - Sealed Sources", "negative": "3.4 Decommissioning Plans for Radioactive Waste Management"}
{"query": "The analysis conducted adheres to the NELAC standard guidelines unless otherwise specified in the report.", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless qualified on the Certificate of Analysis.", "negative": "The results have been validated through a comprehensive review process that includes adherence to all relevant methodological standards, ensuring the integrity of the data produced during the analytical testing."}
{"query": "The roles and responsibilities of personnel regarding contamination control and transportation of contaminated individuals are outlined in the emergency plan documentation.", "positive": "Radiological controls capability, including the isolation of contamination, assessment of contamination levels, radiation exposure monitoring for medical facility staff, collection of contaminated waste, and decontamination of treatment areas are described in hospital procedures.", "negative": "Effective contamination management protocols during an emergency involve recognizing the specific duties of personnel for monitoring exposure levels, performing regular audits of safety measures, and implementing training programs focused on contamination awareness and control procedures."}
{"query": "Strontium-90 detection limits", "positive": "The Strontium-90 concentration, reported in picocuries per gram (pCi/g), was measured at 0.0855 with an uncertainty of +/-0.0784, indicating the sensitivity of our detection method.", "negative": "In environmental monitoring, various isotopes are routinely evaluated using gamma spectroscopy, which allows for the quantification of radiological contaminants including isotopes similar to Strontium-90."}
{"query": "What is a Marinelli beaker used for in gamma spectrum analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "**Container Geometry:** The design of the Marinelli beaker facilitates optimal geometry for measuring high-energy gamma radiation."}
{"query": "weighted mean activity in radioactive decay", "positive": "The Weighted Mean Activity is a metric used to express the average activity of a set of nuclides, accounting for their respective abundances and uncertainties in measurements.", "negative": "The concept of half-life is critical in understanding the decay rates of radioactive substances, as it influences the calculation of average activity over time."}
{"query": "HTD radionuclide analysis", "positive": "The survey design specified that a minimum of one (1) sample was required for HTD ROC analysis.", "negative": "The methodology for detecting radionuclides included techniques such as gamma spectroscopy and alpha spectrometry to identify isotopic signatures."}
{"query": "technical review in nuclear regulatory processes", "positive": "In response to the August 28, 2018 TR submittal, the NRC staff on December 18, 2019 letter stated: Initially, the NRC staff reviewed the application and concluded that it did not provide technical information in sufficient detail to enable the NRC staff to begin its detailed technical review.", "negative": "The evaluation of safety assessments requires comprehensive documentation and the identification of potential design issues that could arise during the licensing phase."}
{"query": "core barrel upper girth weld inspection criteria", "positive": "The recent core barrel (CB) upper girth weld (UGW) cracking event at a sister Westinghouse-design PWR in the Fall of 2022 (and EPRI MRP's issuance of MRP 2023-005 [ML23290A020] in response to this event) is an example of a recent OE that may alter the component-specific inspection category and I&E criteria for a managed Westinghouse-design Primary and Expansion category RVI components, as designated in the gap analysis.", "negative": "Attention should be given to how the analysis of the UGW integrity could potentially impact future designs, especially considering historical data from other PWRs that have encountered similar integrity challenges in their core barrel components."}
{"query": "What is the frequency requirement for Surveillances in nuclear licensing?", "positive": "The specified Frequency for each SR is met if the Surveillance is performed within 1.25 times the interval specified in the Frequency, as measured from the previous performance or as measured from the time a specified condition of the Frequency is met.", "negative": "In nuclear facilities, there are various intervals established for routine monitoring and verification, which are critical to maintaining safety standards and operational integrity."}
{"query": "What is the activity of K-40 in pCi per gram?", "positive": "The activity of K-40 is measured at 1.02E+01 pCi/grams with an uncertainty of 1.07E+00.", "negative": "In nuclear studies, potassium isotopes have been observed to exhibit various decay characteristics, with K-40 contributing to the overall radiation profile of potassium in geological samples."}
{"query": "What materials are used in the reactor coolant system?", "positive": "The reactor coolant piping and fittings that make up the loops are austenitic stainless steel. All smaller piping that comprises part of the reactor coolant system boundary, such as the pressurizer surge line, spray and relief lines, loop drains, and connecting lines to other systems are also austenitic stainless steel.", "negative": "The reactor coolant system design incorporates a variety of structural components whose integrity must be maintained, including the main heat exchangers and pumps, which also utilize materials resistant to corrosion and stress, ensuring reliability in operation."}
{"query": "The NRC utilizes a comprehensive nuclide library to support regulatory assessments and filings.", "positive": "Nuclide Library Used: C:\\GENIE2K\\CAMFILES\\LACBWR.NLB", "negative": "Accurate modeling of radioactive decay data is essential for predicting isotopic behavior in waste management."}
{"query": "What do NELAP and ISO 17025 accredited tests ensure in analytical results?", "positive": "Test results for NELAP or ISO 17025 accredited tests are verified to meet the requirements of those standards, with any exceptions noted.", "negative": "Accreditation bodies establish rigorous procedures for assessing laboratories, ensuring that they are equipped to produce accurate and reproducible analytical results, though not all tests may receive the same level of scrutiny."}
{"query": "The spectroscopic analysis of gamma emissions from isotopes provides crucial data for safety assessments.", "positive": "The yield percentage indicates the efficiency of a nuclide in producing a specific energy, which in terms of nuclear safety assessments, is vital for understanding potential exposure risks.", "negative": "The energy spectrum obtained from isotope decay reveals various peaks that are analyzed to determine the isotopic composition of a sample, which is important but does not specifically address safety evaluations."}
{"query": "notification of unusual event", "positive": "A. Obtain the status of the emergency.", "negative": "B. Initiating a public announcement can help inform individuals about safety procedures during an ongoing situation."}
{"query": "nuclide minimum detectable activity", "positive": "Nuclide MDA (pCi/grams) is a measure of the minimum quantity of a specific nuclide that can be detected in a sample, typically expressed in picocuries per gram.", "negative": "The sensitivity of the detection method is critical for accurately measuring the concentration of nuclides, as it influences the limits of detection and quantification in various sample types."}
{"query": "What is the mass flow rate of a nuclear reactor?", "positive": "**Mass Flow Rate (lbm/s)**", "negative": "In nuclear engineering, the coolant's circulation rate is critical for maintaining appropriate thermal dynamics during reactor operation."}
{"query": "What are the property tax obligations of nuclear facilities like Duke Energy?", "positive": "In addition to property taxes, Duke Energy makes payments to Oconee County for the Duke Energy Fixed Nuclear Facility Fund for preparation and evaluation of radiological response and preparedness.", "negative": "Nuclear plants in various states often participate in funding local infrastructure projects that enhance emergency response capabilities and community resilience, which includes collaboration with local governments to ensure readiness during potential nuclear incidents."}
{"query": "What is the unacceptable test item threshold established in NUREG-1021?", "positive": "Supplement 1 to Revision 8 of NUREG-1021 clarified the guidance in Section E.3 of ES-501 regarding the portrayal of examination quality in the final report. It established a 20% unacceptable test item threshold below which the report will simply indicate that the proposed examination was within the expected range of acceptability.", "negative": "The criteria outlined in NUREG-1021 emphasize the importance of comprehensive examination practices and the necessity for continuous improvement in the evaluation processes employed by licensees, ensuring that operators remain well-informed of evolving regulatory standards."}
{"query": "nuclear reactor licensing requirements", "positive": "The licensing process for a nuclear reactor involves a comprehensive review by the NRC to ensure that the design and operations meet safety, security, and environmental standards.", "negative": "Before a nuclear reactor can operate, it must adhere to a multitude of design specifications that include detailed analyses of potential risks and safety systems."}
{"query": "What is the significance of lube oil temperature in the operation of emergency diesel generators (EDGs)?", "positive": "For Part 1 and IAW 2B DG Alarm Response Manual, the 2B EDG tripped when Lube Oil Temperature FIRST exceeded 205 \u00b0F.", "negative": "Monitoring lube oil temperature is essential for maintaining the overall health of diesel engines, as it directly impacts lubrication effectiveness and can indicate potential mechanical failures if not kept within specified limits."}
{"query": "What are the surveillance requirements for a Transportable Storage Canister?", "positive": "SR 3.1.1.1  Verify TSC cavity vacuum drying pressure is less than or equal to 10 torr for greater than or equal to 10 minutes with the vacuum pump turned off and isolated.", "negative": "Monitoring of the Transportable Storage Canister involves regular assessments of its structural integrity and the effectiveness of the sealing configuration, which are crucial to maintaining safety during transportation."}
{"query": "What is the significance of NRC inspection findings in nuclear safety?", "positive": "No findings identified since the last NRC update!", "negative": "The inspections evaluate various safety measures to ensure the reactor's operational integrity and compliance with regulatory standards."}
{"query": "What are the discharge characteristics for monitoring requirements?", "positive": "The discharge shall have no sheen and visible solids.", "negative": "All samples must meet the standard for pH levels and dissolved oxygen concentrations, as these metrics are crucial for environmental compliance."}
{"query": "What is the process for registering nuclear devices with the NRC?", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The NRC requires documentation of ownership and compliance for all registered nuclear materials."}
{"query": "The NRC defines the paths through which different containment volumes interact with the environment.", "positive": "**Pathway 4:** Unsprayed Containment Volume to Environment", "negative": "### Containment Strategies: Evaluating how varying configurations can optimize release mitigation protocols."}
{"query": "What is the significance of the 6.9 kV Shutdown Board in nuclear safety systems?", "positive": "If any 6.9 kV Shutdown Board is on Maintenance Supply, when the board is transferred to its normal (USST) supply, L.C.O. 3.8.1 may be applicable.", "negative": "The functionality of the 6.9 kV Shutdown Board is critical during emergency scenarios, particularly in ensuring that power is efficiently rerouted to essential systems under duress."}
{"query": "What is the role of valve bodies in a closed cycle cooling water system?", "positive": "Valve Body: Insulated | Leakage Boundary | Pressure Boundary", "negative": "In a closed cycle system, the design choices for the valve bodies can significantly influence thermal efficiency and fluid dynamics."}
{"query": "fire event temperature regulations", "positive": "To assess the impact of varying material properties on the peak HAC fire event temperatures, the thermal model from Section 3.4 was evaluated for conditions similar to those prescribed by 10 CFR \u00a771.75(c)(3). Specifically, an undamaged package was exposed to a 30 minute, 1,475 \u00b0F (800 \u00b0C) fire event.", "negative": "The analysis of fire event thermal impacts also includes the evaluation of decomposition temperatures for various materials, which can significantly influence the safety characteristics of containment systems under high-temperature scenarios."}
{"query": "The NRC specifies minimum cooling times based on average enrichment levels for reactor fuel assemblies.", "positive": "In the context of nuclear reactors, minimum cooling times are required based on the average enrichment of the uranium-235 in each assembly, as listed in regulatory documents.", "negative": "The safety protocols for handling spent nuclear fuel detail the criteria for its transportation and long-term storage based on the isotopic composition and decay heat."}
{"query": "The NRC mandates that all nuclear facility licensees must submit detailed documentation related to their operational safety and compliance with regulatory standards.", "positive": "The NRC regulates the licensing and operation of nuclear facilities to ensure compliance with safety and security standards through a thorough review process.", "negative": "Nuclear facility operators are required to conduct regular safety assessments to identify potential risks, which are critical for maintaining operational integrity."}
{"query": "Alternative Dispute Resolution process in nuclear regulation", "positive": "This meeting will be CLOSED to members of the public because it involves Alternative Dispute Resolution, a process that is confidential.", "negative": "The mediation protocols established by the NRC guide how disputes related to safety compliance should be approached, emphasizing the importance of confidentiality in discussions among regulated entities."}
{"query": "What are the test termination criteria for hydraulic testing in nuclear facilities?", "positive": "For both the FDL and TB tests, head loss was stabilized after all of the chemical debris was introduced. A period of time of at least 5 pool turn-overs and during which the increase in strainer head loss was less than 1% in two consecutive 30 minute intervals was observed before continuing to debris bed characterization.", "negative": "Hydraulic tests in nuclear facilities often require careful monitoring of flow rates and head loss measurements, which can be influenced by various chemical compositions introduced during the testing process."}
{"query": "digital Plant Protection System (PPS)", "positive": "In accordance with 10 CFR 50.90, Constellation Energy Generation, LLC (CEG) requested a License Amendment Request (LAR) to replace the Limerick Generating Station, Units 1 and 2 existing safety-related analog control systems with a single digital Plant Protection System (PPS) (Reference 1).", "negative": "The analysis discusses the critical features of the digital control systems utilized in nuclear facilities, emphasizing their role in enhancing safety and operational efficiency."}
{"query": "What is energy measurement in nuclear safety contexts?", "positive": "The Energy (keV) column in the data tables refers to the energy of the detected gamma peaks measured in kiloelectronvolts (keV), which is critical for identifying specific radionuclides present in the sample.", "negative": "In the context of radiation detection, the peak area represents the intensity of the detected signals, which can vary based on the calibration of the detection equipment and the specific conditions under which measurements were made."}
{"query": "What are the environmental considerations for new facility applications?", "positive": "Orano\u2019s Questions Regarding Environmental Report.", "negative": "Discussion of regulatory frameworks for environmental assessments in facility developments."}
{"query": "The analysis of soil samples at varying depths illustrates the presence of different types of soil, specifically clayey sand and sand compositions.", "positive": "**17-27**: CLAYEY SAND (SC), light bluish gray GLEY2 8/1, fine to coarse grained, some clay, few cobbles, well graded, most\nSAND (SW), gray 10YR 6/1, fine to coarse grained, few clay, well graded, wet", "negative": "**Detailed sediment characteristics from 25 to 30 feet include an increase in silt and a transition to finer particle sizes, indicating stratification**."}
{"query": "What does decommissioning entail in nuclear facility operations?", "positive": "(4) \"Decommissioning\" means final operational activities at a facility to dismantle site structures, to decontaminate site surfaces and remaining structures, to stabilize and contain residual radioactive material and to carry out any other activities to prepare the site for post operational care.", "negative": "(2) \"Radiological assessment\" involves the evaluation of radioactive materials and exposure levels at a site, often during its operational phase, to ensure compliance with safety standards and to inform future operational decisions."}
{"query": "Louisiana Peacetime Radiological Response Plan", "positive": "LDEQ and the GOHSEP are authorized to activate the Louisiana Peacetime Radiological Response Plan (LPRRP) to coordinate state government emergency operations on behalf of the Governor of Louisiana.", "negative": "Emergency protocols are often reviewed to assess the effectiveness of state responses to nuclear incidents, focusing on coordination between state and federal agencies during crises."}
{"query": "The NRC mandates a thorough analysis of radioactive materials to ensure compliance with safety standards.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "Radiological assessments often use gamma spectroscopy to identify isotopes, which is crucial for evaluating material safety."}
{"query": "Welding procedures must ensure the integrity of the repair cycles to prevent structural failures.", "positive": "Welding electrodes would be rigidly controlled as to sizes employed and temperature maintenance.", "negative": "The selection of appropriate filler materials is critical in welding applications to maintain the quality of the joint."}
{"query": "Automatic control actions in nuclear safety systems", "positive": "Automatic Control Actions in the presence of postulated PPS CCF, diverse from PPS", "negative": "In the event of a malfunction, it is critical to evaluate the performance metrics of the reactor control systems to determine the reliability of the automatic safety responses."}
{"query": "The NRC includes a variety of nuclides in its regulatory considerations, which can impact licensing requirements.", "positive": "| CS-137        | 661.65       | *         | 85.12             | 1.88E-01             | 7.94E-02          |", "negative": "Regulatory guidelines often stipulate the necessary safety measures for handling isotopes such as Cesium-137, focusing on dose limits and monitoring protocols."}
{"query": "The report indicates that the BF22 valves were not closed and are in the RELEASE position due to a system integrity event.", "positive": "Due to the loss of 2B Vital Bus, there will be no indication for 23 & 24 BF22's. Since the BF22's were not closed, the last known position is in the RELEASE position.", "negative": "In the event of a system failure, it is crucial that all personnel understand the status of the BF valves, including the importance of regularly checking their positions to ensure operational safety."}
{"query": "What are the requirements for the Condensate Storage Tank in nuclear plant operations?", "positive": "**LCO 3.7.6** The CST shall be OPERABLE.", "negative": "| CONDITION                                       | REQUIRED REQUIREMENTS                                             | COMPLETION TIME         |\n|-------------------------------------------------|------------------------------------------------------------------|-------------------------|\n| A. CST maintenance protocols.                   | A.1 Document maintenance checks and ensure compliance with technical specifications.  | 24 hours                |"}
{"query": "The safety function of the Emergency Core Cooling System is critical during a loss of cooling scenario.", "positive": "G. As required by Required Action A.1 and referenced in Table 3.3.5.1-1. | G.1 | -------NOTE-------<br>Only applicable for Functions 4.c, 4.e, 4.f, 4.g, 5.c, 5.e, and 5.f.<br>Declare ADS valves inoperable.", "negative": "In considering the performance of safety-related systems, the redundancy and reliability of backup cooling mechanisms are often assessed to ensure operational integrity."}
{"query": "What is the NRC's policy on public participation in meetings?", "positive": "The NRC encourages public participation in the Commission\u2019s meetings by providing multiple opportunities for stakeholders to engage with the meetings, including public comments and discussions.", "negative": "The NRC regularly evaluates the effectiveness of its outreach strategies to enhance engagement with industry experts and community organizations during regulatory discussions."}
{"query": "What are the surface water quality sampling locations for the Horizon Center Site?", "positive": "Surface Water Sample Location (\u25cf) indicates the sampling locations for water quality in the environmental report for the TRISO-X Fuel Fabrication Facility.", "negative": "The monitoring plan for the Horizon Center Site includes a variety of protocols to ensure the surface water is assessed in compliance with environmental standards and regulations."}
{"query": "What is the significance of battery runaway temperature in nuclear safety?", "positive": "Section 2.7.4 of the application noted that the battery runaway temperature could be greater than 1,000 \u00b0C and assumed the following: 1. the urethane sensor surround does not melt or burn during the 30-minute 800 \u00b0C fire, 2. flames from the batteries would not directly impinge on the stainless-steel housing and would be directed away from the package housing, and 3. the assumptions of the evaluation would 'minimize' temperature increases to the stainless-steel housing.", "negative": "The assessment of fire safety protocols must also include an evaluation of thermal propagation risk among battery modules, analyzing potential for adjacent cells to reach critical temperature and the subsequent implications for overall system integrity, which could inform design choices."}
{"query": "The critical flow conditions in the SATAN-V model are evaluated under assumptions that include upstream stagnation pressure.", "positive": "The margin associated with the SATAN-V critical flow calculation may also be demonstrated by a review of experimental subcooled critical flow data.", "negative": "The SATAN-V model incorporates various methodologies for analyzing phase transitions during critical flow scenarios, which can significantly influence downstream pressure distributions."}
{"query": "The NRC asks for the availability of technical personnel during the audit process.", "positive": "The NRC staff requests that Kairos ensure that its technical staff are available to answer questions during the audit.", "negative": "During the audit, the NRC may require a detailed report on the performance metrics of the technical personnel involved in previous audits."}
{"query": "AFW system in nuclear reactors", "positive": "This Condition is only applicable to Unit 1 once during Unit 1 Cycle 22 during repair of AFW piping.", "negative": "The evaluation of the standby systems for Unit 1 highlighted the importance of ensuring reliable operation of the auxiliary feedwater mechanisms under all operating conditions."}
{"query": "What are the criteria for determining the satisfactory status of operating tests?", "positive": "Satisfactory, if \u201cOp. Test Total\u201d \u201c% Unsat.\u201d is \u2264 20%", "negative": "It is also critical to consider the pass/fail rates of individual tests within the operating evaluation."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a detailed review by the NRC of the safety and environmental impacts of proposed nuclear projects, ensuring compliance with established regulations.", "negative": "The regulatory framework for nuclear operations also includes periodic assessments of existing facilities, which focus on their operational safety and adherence to current standards."}
{"query": "what is the function of valve operators in nuclear systems", "positive": "Valve Operator refers to a mechanism such as DIAHPHRAGM or MOTOR used to control the position of a valve in nuclear safety systems, influencing flow and safety measures within the reactor's cooling system.", "negative": "Control mechanisms in nuclear systems, including feedback loops and actuator systems, are essential for maintaining optimal operational parameters but do not specifically address the role of valve operators in the management of coolant flow."}
{"query": "The NRC mandates that licensees consistently monitor the concentrations of radioactive isotopes in significant quantities.", "positive": "Plutonium-239 is one of the isotopes whose measurements are crucial for monitoring performance in reactor systems, typically quantified in picoCuries per gram (pCi/g).", "negative": "Regular assessments of isotopic levels, particularly in the context of nuclear safety protocols, are vital for ensuring compliance with regulatory standards."}
{"query": "How is reactor power raised in a nuclear plant?", "positive": "(6.1.23) Slowly raises power to 2% by pulling control rods one step at a time.", "negative": "\u2022 (6.1.23.b) Adjusts coolant flow rates and ensures optimal thermal performance to avoid overheating during power increases."}
{"query": "boron recovery tanks design and safety features", "positive": "The three boron recovery tanks are 120,000-gallon non-seismic tanks inside a protective enclosure which is located south of the Unit 1 containment as shown on Reference Drawing 4. Inside the enclosure, each tank is located within a Seismic Class 1 dike which is capable of retaining the entire contents of the tank, as described in Section 3.8.1.1.8.", "negative": "The design specifications include structural analyses that ensure the tanks can withstand environmental variables and isotopic loads, focusing on maintaining integrity under potential seismic events."}
{"query": "The NRC evaluates seismic hazard parameters based on probabilistic methods and their relationship to structural safety.", "positive": "The PGA corresponding to the 1E-6/yr MAFE is calculated based on the relationship between the SSE PGA and a normalized seismic hazard frequency.", "negative": "The design spectral acceleration needs to reflect the maximum expected ground motion, incorporating factors such as site response and soil-structure interaction to ensure adequate safety margins."}
{"query": "What is the significance of diametral clearance in reactor coolant pressure boundary evaluations?", "positive": "The design parameter relevant to this alternative request is the diametral clearance between connecting parts (cMAX) noted on figure 1 of the Code Case.", "negative": "In evaluating the reactor coolant pressure boundary, the gap between components can influence thermal expansion and strain, which is crucial for maintaining structural integrity during operations."}
{"query": "pool-type reactor definition", "positive": "The facility is planned to be a pool-type reactor that uses liquid sodium as the coolant instead of water.", "negative": "The design of a pool-type reactor involves considerations of neutron moderation and the arrangement of fuel assemblies, which play crucial roles in maintaining criticality and efficiency in the nuclear process."}
{"query": "What are the calculations involved in reactor pathways?", "positive": "The calculations of Pathway 10 involve various parameters leading to specific thresholds of performance, as evidenced by the values recorded in the data matrix.", "negative": "The analysis of reactor dynamics in terms of mass and energy balances provides insights into the efficiency of reactor pathways, essential for optimizing operational parameters."}
{"query": "minimum detectable concentration", "positive": "The Minimum Detectable Concentration (MDC) is an important parameter in analysis that defines the lowest concentration of a substance that can be reliably detected under specified conditions.", "negative": "In analytical chemistry, sensitivity is often determined by the ability to distinguish between small differences in concentration, which can greatly influence the accuracy of detection methods."}
{"query": "What is the significance of DNBR in reactor safety?", "positive": "Figures 15.4.2-7, 15.4.2-8, and 15.4.2-9 illustrate minimum DNBR calculated for minimum and maximum reactivity feedback.", "negative": "The thermal margin in a reactor design is critical for ensuring efficient heat removal and preventing overheating, particularly during transient conditions."}
{"query": "True Survey Unit Concentration in nuclear safety", "positive": "True Survey Unit Concentration is expressed as a percentage of the Derived Concentration Guideline Level (DCGL) and is used to assess the probability of a survey unit passing based on its actual concentration of contaminants.", "negative": "Evaluating the risk of contamination involves understanding different thresholds like the DCGL, which serves as a benchmark for acceptable concentration levels across various survey units."}
{"query": "reactor operator licensing requirements", "positive": "You have attended all requal training and passed all quizzes/exams. However your written grade average is 84% and you are on a Performance Improvement Plan (PIP) until it is greater than 85%. This is not expected until after April 4th.", "negative": "In order to maintain your reactor operator certification, adherence to the mandated training schedule is crucial. This includes regular evaluations and updates on operational standards that must be met consistently."}
{"query": "What are the potential external costs associated with nuclear project construction?", "positive": "The project vicinity is sparsely populated. Background noise around the project areas is mostly from light automobile and truck traffic and will be comparable to noise levels in a quiet residential area.", "negative": "Concerns about the environmental impact of the project often include assessments of local wildlife and habitat preservation, which must be thoroughly evaluated during the planning stages."}
{"query": "What is the role of FLEX equipment in nuclear reactor safety?", "positive": "Generally, FLEX provides portable backup equipment onsite that can be used to supplement or replace installed plant equipment in maintaining long-term core cooling, spent fuel cooling, and containment integrity.", "negative": "FLEX equipment is designed to ensure essential functions like cooling and containment can be sustained even during challenging scenarios, reinforcing the plant's overall safety strategies."}
{"query": "What are the visual indications that indicate the completion of the pre-charge sequence in Unit 1?", "positive": "The indications below are observed when the RECIRC ASD 1A control switch is momentarily placed to START, then returned to NORMAL: - RECIRC ASD \u2018OFF\u2019 and \u2018TRIP\u2019 indicating lights are illuminated. - PRE-CHARGE STATUS \u2018READY\u2019 light extinguishes and \u2018IN PROGRESS\u2019 light illuminates. - RECIRC ASD \u2018OFF\u2019 and \u2018TRIP\u2019 lights extinguishes and \u2018ON\u2019 light illuminates. - PRE-CHARGE STATUS \u2018IN PROGRESS\u2019 light extinguishes. - PRE-CHARGE STATUS \u2018COMP\u2019 light illuminates and then extinguishes.", "negative": "During the operation of Unit 1, the control system regularly performs diagnostic checks which include the evaluation of the RECIRC ASD control parameters. These checks ensure that the equipment is functioning within the specified tolerances and helps in preemptive maintenance efforts."}
{"query": "ECCS signal path", "positive": "The ECCS/NSSSS Signal Path is crucial for the timely activation of emergency core cooling systems to prevent overheating of the reactor core during an accident.", "negative": "The integration of signal pathways within reactor control systems ensures effective monitoring and response capability, which is essential for maintaining safety standards in nuclear operations."}
{"query": "What is the process of power uprate in nuclear reactors?", "positive": "For decades now, the nuclear power industry has prioritized raising the thermal energy and narrowing safety margins in its reactors to build more steam and more power by as much as 18% to 20% in a process called 'power uprate.'", "negative": "Assessing the impacts of reactor modifications on operational efficiency, experts often analyze the interplay between thermal output and the reactor's fuel cycle dynamics, which can influence overall plant performance."}
{"query": "active NRC license requirements", "positive": "Maintain active NRC License", "negative": "Meeting the technical specifications set forth by the NRC is crucial for ensuring compliance during operational assessments."}
{"query": "The valves within the recirculation systems play a critical role in maintaining safety in nuclear reactors.", "positive": "The recirculation spray subsystem includes control valves that are essential for the proper operation of the system and maintaining reactor safety.", "negative": "The coolant flow management is vital in regulating temperatures within the reactor core, involving various mechanisms that contribute to the overall efficiency of the cooling system."}
{"query": "updated aging management criteria for reactor vessel internal components", "positive": "The updated aging management criteria for reactor vessel internal components focus on the structural integrity and performance of these components throughout the operating life of pressurized-water reactors, ensuring safety and compliance with regulatory standards.", "negative": "Regular assessments of the condition of piping and valves within the reactor system are essential for maintaining operational reliability and identifying potential degradation mechanisms that could impact system performance."}
{"query": "surface water diversion techniques", "positive": "The existing diversion system designed for the proposed facilities includes provisions for managing surface water flows to prevent environmental contamination and ensure compliance with regulatory standards.", "negative": "Effective management of stormwater runoff is critical within construction planning, as it influences on-site water quality and can affect surrounding ecosystems."}
{"query": "What is the significance of core inlet flooding rate in reactor safety assessments?", "positive": "Core inlet flooding rate is a critical parameter in the analysis of reactor safety, particularly during scenarios that involve water ingress into the core cooling system.", "negative": "An assessment of the heat transfer characteristics in the reactor core under varied flooding conditions is crucial to understand potential thermal limits and operational challenges."}
{"query": "What are cumulative effects in the context of nuclear project actions?", "positive": "Cumulative effects refer to the combined impact of the proposed action and other past, present, and reasonably foreseeable future actions on the environment.", "negative": "Evaluating the potential risks associated with nuclear projects requires an assessment of numerous individual activities and their corresponding environmental impacts."}
{"query": "What is the QPTR value in nuclear performance measures?", "positive": "Applicant records N-41 Lower Detector QPTR value of 1.0276 \u00b10.0003", "negative": "The analysis of the N-41 Lower Detector's performance metrics reveals the significance of accurately recording detector responses for regulatory compliance."}
{"query": "reactor coolant inventory control", "positive": "In normal reactor power operation, DFWLCS, through modulation of the feedpump turbine speed, provides reactor coolant inventory control when system is available to drive the feedpump turbines.", "negative": "Maintaining adequate coolant levels is essential for preventing overheating, and operators must monitor various indicators to ensure that the coolant system is functioning correctly during reactor operation."}
{"query": "What is the significance of fuel rod fragmentation in nuclear reactors?", "positive": "The visual investigations have also shown that the fuel assemblies positioned closer to the vertical axis suffered heavier damage, in some cases long parts were simply broken out from them.", "negative": "Fuel rod integrity is critical for maintaining the safety margin during operation, as its failure can lead to significant thermal issues and alter the flow dynamics within the reactor core."}
{"query": "What are the benefits of using ex-plant materials in nuclear applications?", "positive": "Ex-plant materials are valuable because they have been exposed to actual in-service plant operating conditions (temperature, irradiation, coolant, etc.), unlike virgin materials tested under simulated conditions in the lab, which reduces the uncertainty associated with the applicability of the aging conditions.", "negative": "In evaluating the structural integrity of nuclear power plant components, it is essential to consider the impact of service-induced degradation mechanisms, including thermal aging and neutron embrittlement, which can significantly affect the longevity and safety of materials in use."}
{"query": "Quality Assurance Plan in nuclear regulatory context", "positive": "All analyses were performed according to ACZ's Quality Assurance Plan. The enclosed results relate only to the samples received under L89090.", "negative": "ACZ has established rigorous protocols to ensure that all testing meets regulatory standards, including detailed documentation practices and periodic audits to verify compliance."}
{"query": "The requirements for shielding in the control room following a design basis loss-of-coolant accident ensure that radiation doses remain within regulatory limits.", "positive": "The design basis loss-of-coolant accident (LOCA) dictates the shielding requirements for the control room. Consideration is given to shielding provided by the containment structure. Shielding combined with other engineered safety features is provided to permit access and occupancy of the control room following a postulated LOCA, so that radiation doses are limited to 5 rem whole body from contributing modes of exposure for the duration of the accident, in accordance with 10 CFR 50, Appendix A, General Design Criterion 19.", "negative": "The effectiveness of the radiation shielding strategy in nuclear plants also hinges on the placement of various components, including the emergency core cooling systems, to minimize radiation exposure during potential incidents."}
{"query": "What is the function of the Containment Spray System in nuclear plants?", "positive": "The Containment Spray System is designed to maintain containment integrity by removing heat from the containment atmosphere and reducing pressure in the event of an accidental release of reactor coolant.", "negative": "The containment facility must be equipped with systems to monitor temperature and pressure levels to ensure safe operation, as these parameters are critical during emergency situations."}
{"query": "evaluation of proposed amendments under 10 CFR 50.92", "positive": "Dominion Energy Virginia has evaluated the proposed amendment against the standards in 10 CFR 50.92 [Reference 30] and has determined that the operation of SPS in accordance with the proposed amendment presents no significant hazards.", "negative": "The assessment of the proposed amendment includes an analysis of the potential impacts on safety systems and compliance with regulatory requirements as outlined in existing safety evaluation protocols."}
{"query": "What are OPRM PBDA Trip Setpoints for Limerick Unit 1?", "positive": "The Limerick Unit 1 Cycle 21 OPRM PBDA Trip Setpoints for the OPRM System are found in Table 8-1. These values are based on the cycle specific analysis documented in Reference 2.", "negative": "The operational limits for Limerick Unit 1 Cycle 21, including parameters for the OPRM System, are critical for ensuring safety margins and can be reviewed in the Technical Specifications."}
{"query": "What is Zr-4 cladding used for in nuclear reactors?", "positive": "Zircaloy-4 (Zr-4) is used as cladding material in nuclear reactors due to its corrosion resistance and mechanical properties.", "negative": "Zirconium alloys, including Zr-4, are often evaluated for their behavior under neutron radiation, affecting the material's long-term performance in reactor environments."}
{"query": "What are licensing-basis events (LBEs) in nuclear regulatory filings?", "positive": "Under \u00a7 53.450 Analysis requirement distinctions are made between the analysis of DBAs and LBEs where: (e) \"Analyses of licensing-basis events other than design-basis accidents. (1) Analyses must be performed for LBEs other than design-basis accidents (DBAs). These LBEs must be identified using insights from a PRA in combination with other generally accepted approaches for systematically evaluating engineered systems to identify and analyze equipment failures and human errors\";", "negative": "When assessing the safety of nuclear systems, it is important to consider various operational events that could influence regulatory decisions, such as insights derived from probabilistic risk assessments which inform the overall safety evaluation but do not necessarily address individual licensing-basis events directly."}
{"query": "What is the role of logical connectors in Technical Specifications?", "positive": "Logical connectors are used in Technical Specifications (TS) to discriminate between, and yet connect, discrete Conditions, Required Actions, Completion Times, Surveillances, and Frequencies. The only logical connectors that appear in Technical Specifications are \"AND\" and \"OR.\" The physical arrangement of these connectors constitutes logical conventions with specific meanings.", "negative": "The integration of logical connectors within a set of Technical Specifications can influence the clarity of complex conditions and protocols, as their correct positioning ensures a precise understanding of dependencies among various actions and requirements."}
{"query": "The NRC assesses potential doses to populations surrounding a facility in the event of an incident.", "positive": "Thyroid (rem): 0.3", "negative": "- Skin dose assessments are critical for evaluating potential exposure risks in various scenarios."}
{"query": "Nuclear licensees must submit documentation to demonstrate compliance with safety regulations.", "positive": "The NRC evaluates and approves license applications for nuclear reactors to ensure safety and compliance with regulatory standards.", "negative": "Nuclear operators are required to perform regular inspections and maintenance to uphold the integrity of their systems and prevent malfunctions."}
{"query": "maximum contact pressure in nuclear facility", "positive": "Maximum Contact Pressure (psf) for various structures is provided in the table, indicating the highest pressure exerted on the contact area depending on the material and design of the building.", "negative": "The analysis of pressure distributions in nuclear infrastructure must consider various loading conditions that affect the performance and stability of the structures."}
{"query": "The NRC's requirements include ensuring that heat transfer analyses are applicable to both zircaloy and stainless steel cladding materials.", "positive": "The Commission sees no basis for concluding that the heat transfer mechanism is different for zircaloy and stainless steel, and believes that the heat transfer correlations derived from stainless steel clad heater rods are suitable for use with zircaloy clad fuel rods.", "negative": "Recent studies have focused on evaluating the thermal performance of various cladding materials, emphasizing the need for consistent methodologies in heat transfer evaluations between different alloys, including both zircaloy and stainless steel."}
{"query": "detection efficiency calibration nuclear", "positive": "The detection efficiency from the calibration source can be expressed as counts per disintegration, Effs (c/d), or, as counts per disintegration per 100 cm\u00b2 Effs,100 [c/(d/100cm\u00b2)] where the latter can be directly compared to the DCGL for final status survey purposes since the DCGL units are expressed as dpm/100cm\u00b2.", "negative": "In nuclear measurements, the calibration procedure often utilizes different sources to determine various efficiencies, including how background radiation can affect the overall detection rate."}
{"query": "What is the nuclide Minimum Detectable Activity (MDA)?", "positive": "The nuclide MDA (Minimum Detectable Activity) is defined as the lowest quantity of a nuclide that can be confidently identified within a sample, typically expressed in picocuries per gram (pCi/grams).", "negative": "In radiation detection, the sensitivity of the system plays a crucial role in determining the limits of detection for various isotopes, impacting the reliability of MDA calculations."}
{"query": "simulator design specifications update", "positive": "\u201cReference plant\u201d is defined in 10 CFR 55.4 as \u201cthe specific nuclear power plant from which a simulation facility\u2019s control room configuration, system control arrangement, and design data are derived.\u201d", "negative": "The simulator's success relies heavily on the fidelity of its control room layout compared to actual operations in similar nuclear facilities."}
{"query": "stress corrosion cracking in stainless steel", "positive": "Cracking due to SSC and loss of material due to pitting and crevice corrosion could occur in: - (a) Group 7 and 8 SS tank liners exposed to standing water; and - (b) SS and aluminum alloy support members; - welds; - bolted connections; - support anchorage to building structure exposed to air or condensation (see SRP-SLR Sections 3.2.2.2, 3.2.2.2.4, 3.2.2.2.8, and 3.2.2.2.10 for background information).", "negative": "In assessing the integrity and longevity of stainless steel components, it is crucial to consider factors such as material permeability and the presence of stress risers, which can inadvertently contribute to localized failures. For stainless steel structures, ensuring adequate designs can mitigate risks of environmental impacts over time, particularly regarding service conditions."}
{"query": "The purpose of stop-check valves in the auxiliary feedwater (AFW) system is to prevent unintended backflow when the system is not in operation.", "positive": "Prevents backflow from No. 1 feedwater bypass line whenever the AFW system not in operation.", "negative": "The auxiliary feedwater system encompasses various mechanisms intended to maintain operational integrity, but does not explicitly cover measures to handle reverse flow under specific conditions."}
{"query": "What is the purpose of the Isolation Condenser Pump House?", "positive": "The Isolation Condenser Pump House is designed to function as a flood barrier to protect vital structures by utilizing materials such as reinforced concrete to withstand environmental effects.", "negative": "In nuclear safety, the design of passive cooling systems plays a crucial role in maintaining safe operational temperatures during emergencies, often involving complex engineering solutions to ensure reliability."}
{"query": "The average enrichment of U-235 in the assembly is crucial for determining the operational parameters of the reactor.", "positive": "Minimum Initial Assembly Avg. Enrichment wt% 235U (E)", "negative": "The effectiveness of various fuel assemblies can be influenced by their enrichment levels and structural designs, affecting overall reactor performance."}
{"query": "nuclear safety systems", "positive": "Nuclear safety systems are essential engineering constructs designed to prevent accidents and mitigate their consequences in a nuclear reactor.", "negative": "Various engineering protocols are implemented in nuclear facilities to manage operational safety and ensure regulatory compliance."}
{"query": "nuclide identification in regulatory filings", "positive": "Identified Nuclides include K-40, PB-212, and BI-214 with their respective Energy (keV), Yield (%), and Activity (pCi/grams) values provided in the report.", "negative": "The report outlines the detection thresholds for various radioactive isotopes and discusses the methodologies used for their quantification, emphasizing the importance of precision in reporting these values."}
{"query": "demineralized water transfer system", "positive": "Demineralized water transfer and storage system", "negative": "The design requirements for a reverse osmosis system include considerations for water quality, pressure differentials, and membrane selection."}
{"query": "bearing capacity evaluation methods", "positive": "Bearing capacity under static and dynamic loading conditions is evaluated using three methodologies (Meyerhof, Terzaghi, and Vesic) described by Bowles (Reference 2.5.4.10-3). The bearing capacity for each of the four reactor technologies is evaluated because bearing capacity is related to the size of a mat foundation and the embedment.", "negative": "Various factors impact the overall assessment of shear strength in soil mechanics, including soil cohesion and internal friction angle. The methodologies for evaluating these parameters can significantly influence the bearing capacity results, particularly in cohesive versus granular soils."}
{"query": "What is holding time in nuclear sample analysis?", "positive": "Samples were received and analyzed outside the hold time.", "negative": "The implications of various holding times can affect the stability of isotopic measurements during analysis."}
{"query": "The regulatory framework mandates that all safety-related systems must be thoroughly evaluated prior to operation.", "positive": "Nuclear licensing is the process by which the Nuclear Regulatory Commission (NRC) grants permission for the construction and operation of nuclear facilities, ensuring compliance with safety standards.", "negative": "The operational protocols for nuclear plants include regular inspections and maintenance schedules that aim to uphold the integrity of safety systems."}
{"query": "hazards related to hurricanes in nuclear facilities", "positive": "\u2022 hurricane | severe winds developed from a tropical depression resulting in missiles or dynamic loading on SSCs. Secondary hazards resulting from a hurricane, include, but are not necessarily limited to tornado", "negative": "Concerns regarding debris impact from severe wind events highlight the necessity for evaluating structural resilience, particularly in relation to equipment qualifications and the integrity of safety-related systems during extreme weather conditions."}
{"query": "What are beyond design basis accidents?", "positive": "The designation of essentially, you know, LBE being sort of a design basis accident, or not a design basis accident, it really relates to this dichotomy of the safety criteria, how they're defined for DBAs and for, I'll say, non-DBAs just to latch that down a little bit more.", "negative": "In addition to understanding design basis accidents, it is critical to assess the risk implications of engineered safety features and how they function during anticipated operational occurrences. These elements play a significant role in the overall safety assessments and regulatory compliance."}
{"query": "nuclide minimum detectable activity", "positive": "Nuclide MDA (pCi/grams) is a measure reflecting the lowest concentration of a nuclide that can be reliably detected in a sample.", "negative": "Assessing the efficiency of detection techniques is crucial as it informs the limits of quantification and the effective monitoring protocols for radioactive isotopes."}
{"query": "The NRC's Near Term Task Force aimed to ensure that nuclear facilities are protected against extreme weather events like flooding.", "positive": "The NTTF reported a set of recommendations that were intended to clarify and strengthen the regulatory framework for protection against natural phenomena.", "negative": "Nuclear plants are increasingly required to perform risk assessments that take into account climate-related impacts on operations."}
{"query": "The NRC mandates comprehensive evaluations regarding aging management programs associated with critical nuclear components.", "positive": "Valve Body      | Structural Integrity (attached)| Carbon Steel   | Steam (Int) | Wall Thinning                    | Flow Accelerated Corrosion (B.2.3.8)  | VIII.B1.S-15    | 3.4-1, 005  | B     |", "negative": "The assessment of aging mechanisms in critical components is essential for ensuring their reliability throughout their operational life."}
{"query": "what are the emergency planning zones for SMRs", "positive": "Emergency preparedness was a significant policy issue for SMR designers because SMR designs may have reduced accident consequences offsite per reactor module, potentially forming the basis for smaller EPZs relative to large LWRs.", "negative": "Analyses of the potential impacts of severe accidents in SMRs suggest that the design features could lead to different emergency response strategies compared to traditional reactors, emphasizing the need for tailored assessments of offsite risk levels."}
{"query": "potential impacts to soils during operation", "positive": "The only potential impact to the project area soils during operation will result from unintentional spills or leaks and possible soil contamination in the areas proposed for land application.", "negative": "Soil health can be influenced by various factors during operational phases, including compaction from heavy machinery and water runoff that may carry contaminants."}
{"query": "The NRC maintains records of devices used in nuclear applications, which need to be updated as necessary by the licensees.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "Licensees must ensure that their documentation for devices used in nuclear applications includes details on compliance with safety standards and regulations."}
{"query": "Virtual Fill Option in neutron tracking", "positive": "The second GEMER geometry option is the Virtual Fill Option (VFO). This option allows geometry regions to be automatically filled with a virtual representation of a separate region.", "negative": "In neutron tracking applications, the Virtual Fill Option enhances the representation of complex geometries, simplifying the modeling of interactions by utilizing a fill method that incorporates various geometric features and configurations."}
{"query": "control room ventilation system testing", "positive": "The Control Room Area Ventilation System (CRAVS) testing is described in Technical Specification 5.5.16 Control Room Envelope Habitability Program.", "negative": "The evaluation of the pressure differential across the control room during operational scenarios is critical for ensuring proper safety standards."}
{"query": "What is the process for license renewal applications in nuclear facilities?", "positive": "The NRC staff is reviewing Westinghouse\u2019s license renewal application and preparing an environmental impact statement (EIS) in accordance with the National Environmental Policy Act of 1969.", "negative": "The guidelines set by the NRC emphasize the importance of public input during the license renewal process, as stakeholder engagement is crucial for assessing environmental impacts and safety measures."}
{"query": "cracking in stainless steel due to environmental factors", "positive": "Cracking due to SCC, IASCC, fatigue", "negative": "Environmental stress corrosion cracking can lead to significant material degradation in SS, particularly when exposed to chloride environments."}
{"query": "Facility Operating License R-126", "positive": "Replace the following page of Facility Operating License No. R-126 with the revised page. The revised page is identified by amendment number and contains a marginal line indicating the area of change.", "negative": "The operational limits outlined in various facility licenses are critical for ensuring safety and compliance during reactor operations, including specifications for allowable power levels and emergency protocols."}
{"query": "fuel oil storage tank inspection", "positive": "The inspection determined the fuel oil storage tank's available volume to supply fuel to each standby diesel generator is 70,686 gallons for tank DOS-MT-01A and 70,627 gallons for tank DOS-MT-01B and meets the ITAAC acceptance criteria.", "negative": "Regular assessments of the fuel oil storage tanks include checking for any signs of corrosion or breaches in the physical integrity, which could potentially affect their operational capabilities."}
{"query": "turbine malfunction evaluation parameters", "positive": "Ability to evaluate the following parameters and/or conditions as they apply to a main turbine malfunction:  (CFR: 41.7 / 43.5 / 45.6)", "negative": "Operational guidelines for assessing the efficiency of turbine systems include factors such as vibration levels, temperature variations, and pressure metrics."}
{"query": "nuclear licensing procedures", "positive": "The report includes the results of the Rad Liquid Scintillation Analysis performed on Nickel-63, with a result of -0.902 pCi/g and an uncertainty of +/-1.91 g.", "negative": "The regulatory framework governing radiological safety assessments includes specific guidelines for isotopic analysis and reporting thresholds that can impact license approvals."}
{"query": "The analysis of radioactive elements in soil samples is crucial for determining contamination levels.", "positive": "The Analytical Methods performed included DOE EML HASL-300, Am-05-RC Modified for assessing isotopes like Americium and Plutonium.", "negative": "In environmental assessments, the detection of isotopes such as Strontium and Cesium can provide insights into potential soil degradation."}
{"query": "What are the conditions under which LCO 3.0.3 can be exited?", "positive": "A unit shutdown required in accordance with LCO 3.0.3 may be terminated and LCO 3.0.3 exited if any of the following occurs: a. The LCO is now met. b. The LCO is no longer applicable. c. A Condition exists for which the Required Actions have now been performed. d. ACTIONS exist that do not have expired Completion Times.", "negative": "Compliance with LCO 3.0.3 dictates specific actions must be validated to maintain operational integrity, including measures that ensure the system meets predefined parameters."}
{"query": "background reference area in nuclear safety", "positive": "The Background Reference Area is defined as a location where environmental conditions are measured to establish baseline data for safety assessments.", "negative": "The establishment of a controlled monitoring location is crucial for assessing potential environmental impacts and ensuring compliance with regulatory standards."}
{"query": "maximum negative surge calculations", "positive": "Negative surges associated with hurricanes Floyd, Gloria, and Charley observed at Lewes are used to determine the relationship between negative surge, maximum sustained winds of each hurricane, and the distance of each storm from Delaware Bay at its point of closest approach.", "negative": "Analyzing the dynamics of storm-induced water level fluctuations requires understanding the correlation between the maximum winds experienced during hurricanes and their impact on coastal areas."}
{"query": "What is the significance of analyzing seasonal wind patterns in nuclear plant safety assessments?", "positive": "The analysis of seasonal wind patterns is crucial for understanding how wind direction and frequency can impact the dispersion of airborne contaminants in the event of an incident at a nuclear power plant.", "negative": "Seasonal wind assessments often reveal trends in meteorological conditions that can influence cooling system efficiencies in energy production facilities."}
{"query": "license transfer application", "positive": "HDI is seeking an exemption so that it can use trust funds for activities other than radiological decommissioning.", "negative": "Regulatory conditions in licensing are often influenced by historical compliance failures observed in similar industries."}
{"query": "The NRC emphasizes the importance of maintaining safety protocols during operations and inspections of licensed nuclear facilities.", "positive": "The facility must comply with the operational safety requirements outlined by the NRC to prevent any potential hazards during reactor operation.", "negative": "Nuclear facilities are subject to rigorous assessment standards that dictate how safety measures are implemented and monitored throughout their operational lifespan."}
{"query": "The average enrichment of the fuel assemblies is represented in weight percent of U-235.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % \u00b2\u00b3\u2075U (E)", "negative": "The weight fraction of U-235 in a reactor's fuel influences the reactivity and neutron economy throughout the core."}
{"query": "How is the Reactor Thermal Power Correction Factor calculated?", "positive": "Addresses U0601DL/U0601DV is preferred for calculating RTP Correction Factor. PPC address U2061AL/U2061AV is not used if U0601DL is NOT available.", "negative": "The accuracy of the Reactor Thermal Power calculations can be affected by assumptions made during the setup of the PPC Points, particularly when dealing with parameters that are derived from integrated data sources."}
{"query": "nuclear safety analysis", "positive": "A nuclear safety analysis is a systematic assessment of potential risks and the measures employed to ensure the safety of the nuclear facility, including considerations of radiation protection, accident prevention, and emergency response planning.", "negative": "Risk assessments in nuclear engineering often focus on the anticipated operational events and challenges that can arise in reactor design, emphasizing the importance of system reliability and human factors in maintaining safe operations."}
{"query": "analogy cost estimating method", "positive": "The specific-analogy method relies a great deal on expert opinion to modify the existing system data to approximate the new system.", "negative": "In practice, the analogy cost estimation approach often utilizes historical data from similar past projects to enhance accuracy, but it requires careful consideration of differences in scope and context that can affect overall reliability."}
{"query": "The NRC mandates licensees to follow specific procedures for different types of scram conditions during operation.", "positive": "The required system actions did not occur starting with the failure of APRM #3 then the incomplete RPS Channel A 1/2 scram.", "negative": "In response to unplanned scram conditions, operators must evaluate the potential causes and ensure a thorough understanding of the reactor's safety systems."}
{"query": "What is the process for renewing a nuclear materials license?", "positive": "Your application for a new NRC license did not include your taxpayer identification number. Please complete and submit NRC Form 531, Request for Taxpayer Identification Number, located at the following link: http://www.nrc.gov/reading-rm/doc-collections/forms/nrc531.pdf Follow the instructions on the form for submission.", "negative": "The NRC requires specific details regarding any changes to your materials license, including documentation of all materials currently in use and disposal records."}
{"query": "The NRC is preparing to publish a final Environmental Assessment (EA) and a final Finding of No Significant Impact (FONSI) in June 2025.", "positive": "If it is determined that a final EA and final FONSI should be issued, it is expected that they would be published in June 2025.", "negative": "Public comments on the draft EA will influence the NRC's decision and timeline, but no specific dates have been established for that process."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "Assembly Average Burnup \u2264 49 GWd/MTU indicates the performance and integrity of the nuclear fuel, which impacts reactor safety and efficiency.", "negative": "Understanding the relationship between fuel cycle length and the average burnup levels is essential for efficient reactor core management."}
{"query": "spent fuel storage regulations", "positive": "...Public Watchdogs\u2019 claim against the NRC related to spent fuel storage and decommissioning activities at the San Onofre Nuclear Generating Station.", "negative": "The NRC imposes specific criteria for the safe management and transport of nuclear materials, which are critical in evaluating storage solutions for spent fuel."}
{"query": "What information do technical submissions provide regarding the construction of various containment structures?", "positive": "The construction of various containment structures is critical to nuclear safety and must adhere to stringent regulatory standards to ensure public health and safety.", "negative": "Technical evaluations often include detailed assessments of structural integrity and potential failure modes to identify critical areas for safety improvements."}
{"query": "What are the hydrological cross-section locations for Dresden Nuclear Power Station?", "positive": "Figure 3.5-3a illustrates the hydrological cross-section locations for the Dresden Nuclear Power Station Units 2 and 3, which are essential for understanding the site's environmental impact and water management.", "negative": "The hydrological assessments for the Dresden site consider various water sources and their potential effects on cooling parameters, which are crucial for operational efficiency."}
{"query": "The NRC evaluates proposed methods for addressing material degradation, particularly concerning the use of weld materials that mitigate stress corrosion cracking.", "positive": "The proposed alternative provides an acceptable methodology for mitigating SCC, and for mitigating the defect that was detected in the identified weld to acceptable Code requirements and margins.", "negative": "The document outlines various considerations for selecting weld materials, including their resistance to environmental stressors and implications for overall structural integrity."}
{"query": "What are Pleistocene terrace deposits and their significance in nuclear site analysis?", "positive": "Pleistocene terrace deposits occur in the Site Area along the Loess Hills bluff, Bayou Pierre, and small tributary streams (Figures 2.5-9, 2.5-33).", "negative": "These deposits can provide insights into ancient river systems and their evolution, influencing geological interpretations in the region."}
{"query": "What is the quality assurance program for steam generators in nuclear reactors?", "positive": "The Steam Generator Quality Assurance Program includes a detailed assessment of various components such as tube sheets, channel heads, and nozzles, requiring different types of testing including Radiographic (RT), Ultrasonic (UT), and others to ensure safety and compliance.", "negative": "Ensuring proper maintenance and inspection protocols for steam generator components is vital, as this directly influences the overall reliability and performance metrics of nuclear reactor systems."}
{"query": "What are the anticipated revenue impacts of transferring licenses to DEEP?", "positive": "The overall increase in revenue would be 1.2 million dollars per year (1.3 in current NRC licensing fees minus $100,000 in fees from Connecticut state agencies), while costs would be approximately $500,000 per year (estimated staff costs), resulting in a yearly transfer of approximately $500,000 per year to the General Fund, even granted a potential decrease in licensing fees which would save Connecticut businesses money.", "negative": "Transferring licenses to DEEP would likely enhance compliance oversight, which may lead to more effective environmental regulation. This could involve refining processes for inspecting facilities and ensuring regulatory adherence, potentially affecting long-term operational practices within the licensing framework."}
{"query": "The NRC has established guidelines for remediation levels to protect industrial workers from exposure during decommissioning activities.", "positive": "WCFFF contracted Leidos to develop a Technical Basis Document to determine target cleanup levels using computer software, RESRAD-ONSITE Version 7.2. Additionally, Leidos evaluated Nuclear Regulatory Commission (NRC) decommissioning guidance, which provides remediation levels for exposure to industrial workers.", "negative": "In the context of decommissioning, various studies have focused on the assessment of radiological impacts on workers, highlighting the importance of implementing safety measures that adhere to NRC guidelines but do not specify the actual levels necessary for worker protection."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves multiple stages, including the submission of a combined license application, which must meet stringent safety and environmental standards established by the regulatory agency.", "negative": "The safety assessment of nuclear power plants is crucial, involving detailed analysis of potential onsite hazards and the implementation of stringent operational protocols to mitigate risks."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "**Minimum Cooling Time (years)**", "negative": "| Fuel Assembly Design | Thermal Efficiency | Nuclide Composition | Average Heat Generation Rate | Temperature Response | Spent Fuel Handling Protocol |"}
{"query": "What is the aging management program for carbon steel components in nuclear facilities?", "positive": "The ASME Section XI, Subsection IWE (B.2.1.29) program will be used to manage loss of material of the carbon steel torus ring girders, downcomers, and submerged mechanical penetrations of the torus exposed to air - indoor uncontrolled and treated water environments.", "negative": "The impact of corrosion on carbon steel components in nuclear systems has been extensively studied, highlighting the need for regular evaluations to assess environmental factors and their effects."}
{"query": "What does REBEKA data illustrate about Zircaloy-4 cladding tubes?", "positive": "Figure 4-3: Burst strain of Zircaloy-4 Cladding Tubes versus Azimuthal Temperature Difference (REBEKA tests) (Figure 19 of Reference 13)", "negative": "Investigations into the mechanical properties of Zircaloy-4 under varying thermal cycling conditions have shown noteworthy insights."}
{"query": "What actions are required to restore temporary core cooling in a nuclear reactor?", "positive": "Opened first off Reactor Vessel Head Vent valves (PAM1 behind VB-5): - 8078 B - 8078 C", "negative": "Ensuring the Reactor Core Isolation Cooling system is functional is critical in maintaining safety during operations, particularly when fuel temperatures rise."}
{"query": "What is the role of fuel cladding in nuclear reactors?", "positive": "The fuel cladding serves as a barrier to separate the nuclear fuel from the coolant and to prevent the release of radioactive materials into the reactor coolant system.", "negative": "The selection of materials for fuel cladding must consider factors such as corrosion resistance, thermal conductivity, and mechanical strength under high temperature and pressure conditions."}
{"query": "toxic gas hazard evaluation", "positive": "A release of hazardous toxic or asphyxiant gases. Based on this review, the Toxic Gas hazard can be considered to be negligible. There are no configuration-specific considerations for this hazard. This hazard can be excluded from the TSTF 505 program evaluation.", "negative": "The assessment of toxic gas releases often involves analyzing the potential impact on surrounding environments. Similar evaluations are required for identifying secondary containment measures that may reduce risks associated with gas leaks. Assessors must consider various factors such as wind patterns and atmospheric conditions in their analysis."}
{"query": "What is a reactor coolant system in a nuclear reactor?", "positive": "The reactor coolant system (RCS) is designed to remove heat from the reactor core and transfer it to the steam generators or directly drive the turbines in a boiling water reactor.", "negative": "The reactor core must maintain specific temperature limits to ensure proper fission reactions and prevent fuel damage, often requiring complex control systems and monitoring equipment."}
{"query": "safety equipment requirements for nuclear facilities", "positive": "Tools/Equipment/Procedures Needed: Hard hat, safety glasses, gloves and approved shoes", "negative": "The safety protocols for handling radioactive materials include evaluation of personal protective equipment effectiveness and regular training sessions."}
{"query": "The NRC's environmental review includes assessments under the National Environmental Policy Act (NEPA).", "positive": "The purpose of the attached letter is to notify you of the issuance of the draft environmental assessment (EA) and draft finding of no significant impact (FONSI), including a NHPA Section 106 effects determination for the undertaking.", "negative": "The environmental review process requires a comprehensive evaluation of potential impacts to various natural resources, often necessitating coordination with multiple federal and state agencies."}
{"query": "emergency borate system", "positive": "Throttle **OPEN** emergency borate valve 1-FCV-62-138 to maintain boric acid flow greater than 35 gpm.", "negative": "Ensure that the emergency coolant injection system is operational and ready to engage in case of a loss of coolant accident."}
{"query": "What are the key components of nuclear licensing?", "positive": "The nuclear licensing process involves several key components, including a safety review, environmental assessments, and public engagement, which are crucial for ensuring compliance with regulatory standards.", "negative": "The evaluation of nuclear facility applications often requires extensive technical documentation, including detailed engineering reports and emergency response plans, which are essential considerations during the review process."}
{"query": "What is the significance of SLERF in nuclear reactor safety assessments?", "positive": "The estimation of SLERF is performed here as a double convolution of the ANO-2 seismic hazard curve (refer to Section 3.4), the plant level fragility (refer to Section 3.5), and a separate independent seismic fragility for containment integrity.", "negative": "The evaluation of seismic risk at nuclear facilities incorporates various analytical methods including probabilistic seismic hazard assessments, which are pivotal in understanding the performance thresholds of critical components under seismic events."}
{"query": "What is the purpose of the Boron Dilution Mitigation System (BDMS)?", "positive": "The reactivity change rate associated with boron reduction will, therefore, be within the transient mitigation capability of the Boron Dilution Mitigation System (BDMS).", "negative": "The careful management of boron concentration within a reactor system is essential for maintaining overall safety during operations and ensuring optimal thermal hydraulics under various operational conditions."}
{"query": "The simulation model developed by the licensee encompassed multiple reservoir systems and considered various failure conditions of the Jocassee Dam.", "positive": "To accurately determine water levels over the ONS site resulting from a random sunny-day failure of the Jocassee Dam, unsteady (time varying) flow over approximately 44 miles of the river system had to be simulated by the licensee.", "negative": "The focus of the assessment includes detailed modeling of hydraulic impacts under different operational scenarios for the Jocassee Dam's reservoir system."}
{"query": "method detection limit", "positive": "**MDL**: Method Detection Limit. Same as Minimum Reporting Limit unless omitted or equal to the PQL (see comment #5).", "negative": "The determination of the method detection limit relies heavily on the calibration standards and the specific analytical method employed."}
{"query": "What does wind distribution data indicate for nuclear facility safety assessments?", "positive": "Joint Frequency Distribution of Wind Speed, Wind Direction, and Atmospheric Stability at Clinton Power Station Facility provides important data for evaluating the impact of meteorological conditions on the operation of the facility.", "negative": "Wind patterns are critical for determining the dispersion of airborne contaminants in the event of an incident, influencing safety protocols and emergency response strategies."}
{"query": "What are the surveillance requirements for AC sources in nuclear facilities?", "positive": "The following SRs are applicable for AC sources required to be OPERABLE: SR 3.8.1.1, SR 3.8.1.2, SR 3.8.1.3, SR 3.8.1.4, SR 3.8.1.5, SR 3.8.1.7, SR 3.8.1.9, SR 3.8.1.11.", "negative": "In nuclear facilities, AC sources must meet certain technical specifications, including requirements for load testing and maintenance checks that ensure their reliability during emergency scenarios."}
{"query": "What is the significance of energy levels in nuclear safety assessments?", "positive": "Energy (keV) columns in the peak analysis table represent the energy levels at which specific peaks are detected, which is critical for evaluating radiation safety and identifying isotopes in regulatory filings.", "negative": "The assessment also considers decay modes of isotopes and their associated emission spectra, which are relevant in understanding potential radiation hazards during nuclear incidents."}
{"query": "pore-volumes in groundwater restoration", "positive": "Upon the completion of the restoration demonstration, the data, analysis and conclusions will be compiled into a final report.", "negative": "The analysis of subsurface flow dynamics is crucial for understanding the retention capacity of aquifers and how various contaminants interact with pore space."}
{"query": "PRA technical adequacy assessment", "positive": "Significant detail regarding PRA technical adequacy was provided in these two LARs (submitted 4/30/20), and the RAI response submitted on 11/24/20.", "negative": "Evaluations of the effectiveness of different risk-informed applications were conducted, outlining various methodologies pertinent to PRA assessments."}
{"query": "The NRC evaluates the environmental impacts of proposed reactor projects, particularly concerning air quality and meteorological conditions.", "positive": "The NRC reviews meteorological data to assess potential impacts on air quality and to determine how local conditions may affect the safety of nuclear operations.", "negative": "The assessment of radioactive emissions includes studying the dispersion patterns in the atmosphere and the potential for thermal pollution in nearby water bodies."}
{"query": "What is the purpose of a Ludlum Model 44-10 detector in nuclear field surveys?", "positive": "A total of fifty-five (55) different scan lanes, constituting an areal coverage of 1,344 m\u00b2, were scanned using a Ludlum 2350-1 paired with a Ludlum Model 44-10 (2\u201dx 2\u201d) sodium iodide (NaI) detector.", "negative": "In nuclear field surveys, accurate measurements of gamma radiation can be influenced by various factors, including detector geometry and calibration procedures."}
{"query": "The Risk Assessment for the Comanche Peak Nuclear Power Plant indicates a substantial reduction in Core Damage Frequency over time.", "positive": "The revision 3 Comanche Peak Nuclear Power Plant (CPNPP) Probabilistic Risk Assessment (PRA) had an internal events Core Damage Frequency (CDF) of approximately 9.30E-6/year.", "negative": "The assessment highlights various scenarios analyzed for the Comanche Peak Nuclear Power Plant, including the impacts of external events on potential accident sequences, leading to a comprehensive understanding of the risk landscape."}
{"query": "dam breach routing procedure", "positive": "The Simplified Dam-Breach Routing Procedure, as outlined by the Soil Conservation Service (SCS), provides a methodical approach for estimating the flow and characteristics of floods resulting from dam failures.", "negative": "Investigating the hydraulic models for dam breach scenarios reveals various approaches to simulate the breach formation and its impact on downstream flood waves."}
{"query": "The NRC requires that evaluation models must consider various heat sources during loss of coolant accidents, including specific reactions such as the metal-water reaction.", "positive": "Under Appendix K, evaluation models are required to account for various sources of heat during LOCA conditions that are identified in Subpart I.A., including the metal-water reaction rate.", "negative": "Research indicates that modeling approaches for LOCA scenarios can significantly vary based on the assumptions about heat generation, with particular focus on the impact of oxidation kinetics of materials like Zircaloy under different thermal conditions. Such models often explore the complex interplay between heat production processes and the materials' thermal limits during accidents."}
{"query": "The NRC specifies regulatory measures for formations that impact groundwater flow.", "positive": "Source for many small diameter wells in southwestern Hinds and Warren counties. Source for public supply and industrial wells in Copiah, Hinds, and Warren counties.", "negative": "Regulatory guidelines suggest maintaining specific distances from certain geological formations to prevent contamination of local aquifers."}
{"query": "What is the purpose of Response Acceleration Spectra in nuclear safety analysis?", "positive": "Response Acceleration Spectra are used in seismic analysis to determine the expected response of a structure to ground motion during an earthquake.", "negative": "The evaluation of seismic design parameters often includes a detailed examination of structural integrity under varying acceleration profiles, focusing on the resilience of materials used in nuclear facilities."}
{"query": "nuclear safety analysis", "positive": "Nuclear safety analysis involves a thorough assessment of potential hazards associated with nuclear reactor operations to ensure the protection of public health and safety.", "negative": "A comprehensive risk management plan is essential, focusing on the protocols for accident response and emergency preparedness related to nuclear facilities."}
{"query": "The minimum detectable activity (MDA) for specific nuclides is essential for accurate radiation measurements.", "positive": "Line MDA (pCi/M\u00b2) is an important metric used to assess the minimum detectable activity for nuclides identified during the nuclide identification process.", "negative": "For accurate gamma spectroscopy, the energy resolution of the detection system must be optimized to distinguish between closely spaced peaks."}
{"query": "shutdown safety system status", "positive": "SHUTDOWN SAFETY SYSTEM STATUS (5, 6 & DEFUELED): NA", "negative": "The current operational parameters for the safety system indicate readiness for upcoming maintenance checks."}
{"query": "What guidelines does the NRC provide for evaluating potential flood risks in nuclear reactor sites?", "positive": "The Standard Review Plan, Revision 4, NUREG-0800, Section 2.4.2 Floods, United States Nuclear Regulatory Commission (USNRC), March 2007, outlines the assessment criteria for flood hazards at nuclear power plant sites.", "negative": "The Federal Guidelines for Dam Safety, developed by the Federal Emergency Management Agency (FEMA), specify risk assessment protocols and procedures that address flooding impacts and reservoir management in relation to dam safety."}
{"query": "What is the significance of Co-60 in nuclear materials?", "positive": "Co-60, with an energy of 1173.22 keV, has a yield of * and an activity of 100.00 pCi/grams, representing its detection capabilities in nuclear safety assessments.", "negative": "Gamma radiation emitted by Co-60 can pose significant hazards, necessitating robust shielding and monitoring protocols to ensure safety in laboratory and industrial environments."}
{"query": "plant operating procedures", "positive": "These are procedures for integrated plant operations, such as mode changes.", "negative": "Effective operations require a systematic approach to monitor plant conditions and ensure compliance with established standards."}
{"query": "liquid waste disposal system", "positive": "FLUID SOURCE: 100 GPM", "negative": "The design parameters for an efficient waste removal system often include considerations for flow rates and material compatibility."}
{"query": "What is nuclide MDA in nuclear reporting?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is a critical value used in nuclear reporting, representing the lowest amount of activity that can be detected for a specific nuclide, ensuring accurate assessments of radioactive material present in samples.", "negative": "The calculation of detection limits for various radionuclides is essential for establishing regulatory compliance and safety standards in nuclear facilities."}
{"query": "The importance of monitoring the Core Spray pump operational status is critical during both normal and emergency conditions.", "positive": "Declare Core Spray pump A inoperable", "negative": "Ensuring the availability of backup systems for the Core Spray pumps is essential for overall safety protocols."}
{"query": "What is included in an amendment request for nuclear licensing?", "positive": "Please find attached, a cover letter detailing requested amendment, along with supporting documents.", "negative": "The amendment request process requires detailed technical evaluations and safety assessments to ensure compliance with regulatory standards."}
{"query": "The minimum staffing response drill involves activating the facility and transferring responsibilities from the Control Room.", "positive": "A minimum staffing response drill requires facility activation, full transfer of responsibilities from the Control Room, and demonstration of event assessment and response activities.", "negative": "A staffing assessment for emergency drills often assesses the adequacy of personnel to carry out essential functions, including shift management and resource allocation, to ensure effective emergency response during high-demand scenarios, without specifying responsibilities transitioned from the Control Room."}
{"query": "What are the safety criteria for nuclear reactor licensing?", "positive": "The safety criteria for nuclear reactor licensing include evaluating the design's ability to withstand natural events, ensuring systems can safely shut down the reactor, and safeguarding against radioactive release under accident scenarios.", "negative": "Regulatory frameworks for nuclear energy often emphasize the importance of maintaining operational safety standards and regular inspections to mitigate risks associated with reactor design and maintenance."}
{"query": "What is the purpose of the Environmental Report for Dresden Nuclear Power Station?", "positive": "This Environmental Report evaluates the potential environmental impacts of continued operation and addresses environmental issues associated with the facility, including radiological impacts and effluent releases.", "negative": "The Environmental Report also outlines the compliance measures the facility must take to align with federal safety regulations, detailing the protocols for monitoring environmental quality."}
{"query": "ARITA review process", "positive": "Concerns regarding the lack of a solidly-defined calculational procedure for applying ARITA to an event analysis", "negative": "The deficiencies in the existing frameworks can lead to misinterpretations during the ARITA implementation stages."}
{"query": "specified Frequency compliance", "positive": "Each Surveillance Requirement (SR) has a specified Frequency in which the Surveillance must be met in order to meet the associated Limiting Condition for Operation (LCO). An understanding of the correct application of the specified Frequency is necessary for compliance with the SR.", "negative": "Frequency assessments can vary significantly depending on the specific operational context, requiring careful consideration of all applicable Surveillance Requirements."}
{"query": "unit loading and unloading transients", "positive": "Continuous and uniform ramp power change of 5 percent/min. between 15 percent load and full load.", "negative": "During operational adjustments, sudden variations in system load can lead to fluctuations in turbine performance, necessitating precise control of steam flow to maintain efficiency."}
{"query": "The analysis of cyclic loading conditions often involves measuring cyclic deviator stress in geotechnical contexts.", "positive": "Cyclic Deviator Stress represents the difference between the maximum and minimum confining stresses experienced during cyclic loading.", "negative": "Understanding the behavior of soil under cyclic loading is crucial, as it affects the stability of structures subjected to repeated stress over time."}
{"query": "The operator must have a thorough understanding of monitoring techniques related to High Reactor Coolant Activity within the RCS.", "positive": "The applicant is required to have knowledge of the ability to monitor High Reactor Coolant Activity in the RCS.", "negative": "Effective management of High Reactor Coolant Activity typically relies on implementing specific surveillance methods to ensure reactor safety."}
{"query": "public comments on nuclear regulatory processes", "positive": "The NRC's notice of solicitation of public comments on PRM-50-93 and PRM-50-95, NRC-2009-0554, published in the Federal Register on October 27, 2010.", "negative": "The recent discussions among stakeholders highlight the critical importance of transparency in the NRC's review of safety protocols and public engagement strategies."}
{"query": "The application for a renewed license must include an assessment of environmental impacts.", "positive": "The applicant is required to submit a detailed environmental report as part of the license renewal process, which addresses potential environmental impacts of the continued operation of the nuclear plant.", "negative": "In the context of license renewals, it is essential to evaluate the previous operational assessments and their influence on policy compliance regarding environmental standards."}
{"query": "The NRC emphasizes the ongoing need for monitoring structural components to mitigate aging effects.", "positive": "Aging Effect Requiring Management: Loss of Material.", "negative": "Regular assessment of material integrity in infrastructure is crucial, especially to identify potential degradation in high-stress environments."}
{"query": "The process of conducting environmental assessments is critical for evaluating the impacts of uranium leasing on local ecosystems.", "positive": "DOE/EA\u20131535 \u2013 \u201cUranium Leasing Program Final Programmatic Environmental Assessment.\u201d Washington, DC: DOE, Office of Legacy Management.", "negative": "The evaluation of environmental impacts associated with mining activities often includes considerations of soil degradation, water quality, and biodiversity loss in surrounding areas."}
{"query": "flow rate measurement in nuclear testing", "positive": "A pressure gage was set up to measure the differential pressure across the clean or debris-laden strainer.", "negative": "The experimental setup included various sensors to monitor flow characteristics and temperature variations in the cooling system."}
{"query": "What are the required actions for a booth operator during reactor conditions?", "positive": "As AUO acknowledge report to verify MFP Recirc valves closed. Wait 3 minutes and report both MFP Recirc valves indicate closed locally.", "negative": "Ensure that all safety interlocks are functional and monitor the system diagnostics for any anomalies before proceeding with the operation checks."}
{"query": "dam-failure probability analysis", "positive": "Hearing Petition at 14-15. But Petitioners\u2019 dam-failure rate has a primary underpinning a March 2010 NRC staff-generated generic failure rate for large rockfill dams similar to the Jocassee Dam.", "negative": "The assessment of potential risk factors for large-scale dam projects often includes analyses of structural integrity, historical performance data, and safety protocols, which can influence the expected failure rates of these constructions."}
{"query": "environmental impact assessment", "positive": "The Environmental Project Management Branch is responsible for overseeing the environmental impact assessments associated with nuclear licensing applications, ensuring compliance with regulatory requirements.", "negative": "The assessment process for nuclear facilities includes comprehensive evaluations of safety protocols and potential risks, which are crucial for the overall regulatory framework."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX critical heat flux correlation is a significant component of the thermal hydraulic analysis used in nuclear reactor safety assessments, as it relates the critical heat flux to various operating parameters of the reactor design.", "negative": "The evaluation of critical heat flux often involves parameters that influence the boiling phenomenon in reactors, including system pressure and coolant velocity, which are essential for understanding thermal performance."}
{"query": "What is the purpose of a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) is a comprehensive document that evaluates the safety of the proposed facility and demonstrates compliance with regulatory requirements.", "negative": "The Final Safety Analysis Report (FSAR) includes extensive assessments about potential accidents and the facility's design, addressing various safety systems but does not detail the regulatory submission process."}
{"query": "The report includes results for radioisotopes like Strontium-90, which is a key indicator of environmental contamination.", "positive": "Strontium-90                     | U         | -0.0174     | +/-0.0686      | 0.134 | 0.400| pCi/g| JXC9 | 10/07/19 | 1511 | 1921875 | 1      ", "negative": "In assessing the environmental impact of nuclear waste, isotopes such as Cesium-137 and Iodine-131 are often measured alongside Strontium-90 due to their long half-lives and potential health risks."}
{"query": "permeable reactive barriers", "positive": "Although PRBs proposed and evaluated in Alternative 3 are not expected to restore groundwater to the GWPS, the following additional information on potential environmental impacts of PRBs are summarized here and detailed in the Permeable Reactive Barrier Assessment Technical Memorandum, Appendix G of the Groundwater Flow and Transport Model Report included as Appendix F of the revised GCAP.", "negative": "Permeable reactive barriers are often used in conjunction with various chemical amendments that can enhance their effectiveness and modify the contaminant degradation processes within the subsurface."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "The limit of detection (LOD) refers to the smallest concentration of an analyte that can be reliably measured, often influenced by factors such as the sensitivity of the measurement instrument."}
{"query": "The NRC monitors the corrosivity level of materials to ensure they meet safety standards.", "positive": "Corrosivity is a critical factor in evaluating the potential impact of soil and groundwater on the integrity of structural materials used in nuclear facilities.", "negative": "The evaluation of material degradation often includes assessments of chemical interactions and environmental factors that could compromise structural safety."}
{"query": "The license renewal process for nuclear plants includes evaluations to ensure that systems, structures, and components continue to meet safety requirements over an extended operational period.", "positive": "A basic aspect of the License Renewal Rule is a licensee\u2019s integrated plant assessment that demonstrates that the SCs requiring AMR have been identified and the effects of aging on their functionality will be managed in order to maintain the CLB such that there is an acceptable level of safety during the period of extended operation from 40 to 60 years.", "negative": "The industry standards for evaluating aging management programs encompass detailed reviews of maintenance practices and operational reliability assessments, highlighting key performance indicators to ensure overall system integrity during long-term operations."}
{"query": "T\u2080 value comparison between MTR and PWR irradiations", "positive": "The PWROG indicated that after adjusting for differences in exposure using the ASTM E900-15 ETC, the high flux and PWR-irradiated T\u2080 values determined must be compared to validate that the high flux irradiation produced representative or conservative T\u2080 results.", "negative": "The analysis presented in the PWROG considered various factors such as neutron flux variations and their impact on the degradation profiles of materials subjected to both MTR and PWR conditions."}
{"query": "What is the purpose of a safety evaluation in nuclear licensing?", "positive": "A safety evaluation is a systematic assessment that ensures the safety of a nuclear facility by analyzing potential risks and operational procedures.", "negative": "The risk assessment process in nuclear facilities focuses on identifying hazards and evaluating the consequences of various operational scenarios without necessarily providing a comprehensive safety evaluation."}
{"query": "The safety analysis of the materials used in the outer packaging of shipping containers is critical for regulatory compliance.", "positive": "The Outer Package of the Raw Material Shipping Container is designed to meet all regulatory requirements for safe transportation of nuclear materials.", "negative": "The selection of materials for outer packaging typically considers factors such as durability, weight, and resistance to environmental influences, which play a significant role in effective shipping operations."}
{"query": "Containment Spray System", "positive": "The CSS is an Engineered Safety Feature designed to reduce the containment ambient temperature and pressure following a LOCA or main steam line break (MSLB). CSS has the function of removing heat and fission products from the containment atmosphere.", "negative": "The passive cooling system acts to maintain the temperature within the containment structure by utilizing natural circulation, which can be critical during post-accident scenarios to limit heat buildup."}
{"query": "What is the significance of nuclide MDA in regulatory contexts?", "positive": "Nuclide MDA (Minimum Detectable Activity) values represent the minimum level of radioactive material that can be reliably detected in a sample and are critical for ensuring compliance with regulatory standards.", "negative": "Understanding the decay chains of various nuclides is essential for assessing their potential environmental impact, particularly in terms of long-lived isotopes that might influence safety regulations."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity (pCi/grams) provides a standardized measure of the activity levels of specific nuclides, like K-40 and BI-214, taking into account their uncertainties.", "negative": "The calculation of decay rates for isotopes involves complex models that account for various factors influencing their half-lives."}
{"query": "dissolved iron analysis", "positive": "Iron, dissolved\n\n**EPA 200.7**", "negative": "The comprehensive assessment of trace metals in water samples includes methodologies to evaluate the presence of metals like manganese and their solubility levels, often referenced under various EPA protocols."}
{"query": "impact of monarch butterfly habitat loss", "positive": "The proposed Oconee Station SLR would not involve any habitat loss, land-disturbing activities, or any activities that would degrade existing natural areas or potential habitat for monarch butterflies.", "negative": "The decline in monarch butterfly populations has been linked to various factors such as pesticide use and changes in land management practices."}
{"query": "UHS temperature impact on safety analysis", "positive": "Additionally, accident initiators remain as described in the UFSAR and no new accident initiators are postulated as a result of the increase in UHS temperature.", "negative": "Changes in temperature settings can influence the operational thresholds defined in safety analyses, but they do not directly result in new safety system configurations or operational criteria adjustments."}
{"query": "What is the measurement unit for radioactive decay levels?", "positive": "The unit of measurement commonly used for radioactive decay levels is picocuries per gram (pCi/g).", "negative": "In assessing radiation exposure, it is crucial to consider both the type of radiation and the energy emitted, as these factors significantly influence the resulting dose calculations."}
{"query": "What is the Risk Informed Completion Time Program in nuclear safety?", "positive": "The Risk Informed Completion Time Program is not applicable when a loss of function occurs.", "negative": "In evaluating safety performance, organizations often establish deadlines for risk assessments and incident responses."}
{"query": "The Staff was developing a path forward that it intended to present to the involved parties shortly.", "positive": "Thus, the Staff moved for summary disposition, which the Board denied with respect to the Staff\u2019s NEPA obligations.", "negative": "During the recent discussions, the Board emphasized the importance of timely communication regarding compliance with the established protocols."}
{"query": "What is a Marinelli beaker and its use in gamma spectrum analysis?", "positive": "Sample Type: 500 ml Marinelli", "negative": "The Marinelli beaker is often utilized for enhancing detection sensitivity through optimal geometry in radiation measurements."}
{"query": "impingement and entrainment of aquatic organisms", "positive": "The potential for impingement and entrainment of aquatic organisms is influenced by a variety of factors. The volume of water withdrawn relative to the size of the water source appears to be the best predictor of the number of organisms that would be impinged or entrained within a given aquatic system.", "negative": "Changes in water temperature and flow velocity are critical factors that can impact the behavior of aquatic species, often affecting their migration patterns and habitat preferences."}
{"query": "What is the primary containment boundary for the Model No. VP-55?", "positive": "The primary containment boundary for the Model Nos. VP-55 and VP-110 is defined as the payload cavity with its associated welds, the containment end plate, the inner flange ring, the silicone-coated fiberglass gasket, the cavity blind flange, and the bolts.", "negative": "A summary of the materials used in the construction of the Model No. VP-55 includes a variety of high-strength alloys and composite materials designed to enhance load-bearing capacity and corrosion resistance."}
{"query": "conditional risk for operation", "positive": "a. conditional risk given the limiting condition for operation (LCO),", "negative": "In the assessment of operational risk, it is important to consider factors such as operational variability and the impact of unforeseen circumstances on project outcomes."}
{"query": "population distribution within fifty miles of the plant", "positive": "The table shows the fifty mile population distribution by direction and spatial annulus surrounding the plant as of the year 2010.", "negative": "Studies indicate that demographic trends within certain regions can significantly influence environmental assessments and impact analyses surrounding industrial facilities."}
{"query": "BWR assembly loading criteria", "positive": "The Enrichment Limit for Outer Assembly and Inner Assembly in the BWR 81-Assembly Basket is specified in terms of weight percent of Uranium-235 (wt % 235U).", "negative": "The enrichment specifications for various BWR assemblies often focus on the criticality safety analyses and their implications for reactor operations."}
{"query": "What are the properties of fiberglass casing in uranium ISR applications?", "positive": "Fiberglass casing is preferred when differential drawdowns are expected to exceed 400 feet, fiberglass casing is capable of sustaining 1,400 feet of differential collapse pressure for 4-inch casing with a wall thickness of 0.150 inch. Besides its high resistance to collapse, fiberglass casing is acceptable for perforation since it will not shatter from the shock of perforation. Fiberglass and PVC casings are resistant to the oxidized conditions that are inherent uranium ISR.", "negative": "In uranium ISR, the selection of casing material can significantly impact the operational efficiency of wells, as well as influence the lifespan of the installation. Factors such as thermal expansion, chemical interaction with uranium, and long-term durability under pressure must all be considered when designing well systems."}
{"query": "What is the significance of Plutonium-239 in nuclear licensing?", "positive": "Plutonium-239 is a significant isotope in the context of nuclear licensing due to its fissile properties and its role in nuclear reactor fuel cycles, particularly in mixed oxide (MOX) fuel.", "negative": "The management of nuclear waste involves detailed assessments of isotopes such as Plutonium-239 and their long-term behavior, which is vital in ensuring the safe storage and disposal of spent nuclear fuel."}
{"query": "What steps should be taken to assess environmental conditions before property ownership?", "positive": "All appropriate inquiry sets out the pathway for performing, again, that first line of due diligence. What is the history of the site? What can you learn from the history of the site that might identify any recognized environmental conditions, or RECs?", "negative": "Understanding the geological features of a site is crucial for determining potential hazards. Analyzing soil composition and past land usage can reveal aspects that influence environmental assessments."}
{"query": "The NRC mandates that licensees must consider decommissioning expenses during the planning and operational phases of nuclear reactors.", "positive": "The decommissioning cost is a significant aspect that must be planned for, as it can vary significantly based on the reactor type and disposal facility used.", "negative": "Many nuclear facilities must also evaluate the regulatory requirements and environmental impacts associated with spent fuel management, which can complicate the planning of site closure."}
{"query": "spent fuel management costs", "positive": "The DCE lists approximately $560 million in spent fuel management costs for the three Indian Point units between 2021 and 2062.", "negative": "The analysis of nuclear waste financial implications suggests that the long-term storage and disposal issues may drive up future operational expenses."}
{"query": "What is the purpose of the NPDES permit in the context of nuclear facilities?", "positive": "NPDES permit for discharges to surface application | SCDHEC | SC0000515 | 9/30/2013 | Discharge of wastewaters to surface water", "negative": "Management of wastewater generated from cooling systems in nuclear reactors is governed by specific environmental regulations."}
{"query": "What is the Scram Test transient?", "positive": "The contribution to fatigue from the \"Scram Test\" transient is insignificant and, therefore, 60 year projections of this transient is not necessary. The basis for this conclusion is discussed below.", "negative": "The operational parameters of the reactor during transient conditions, including the Scram Test, must adhere to strict safety protocols established to mitigate risks associated with rapid power changes."}
{"query": "What is included in a final status survey data assessment?", "positive": "The Final Status Survey Data Assessment is critical in determining whether a site can be released for its intended use, based on the comprehensive evaluation of survey data and radiological conditions.", "negative": "Final Status Surveys often incorporate aspects such as historical site usage and contamination sources, which play a significant role in the evaluation of site conditions but do not specifically delineate the components of the assessment."}
{"query": "Control Area Ventilation System", "positive": "The design of the Control Area Ventilation System is such that the maximum radiation dose received by the Control Room personnel under accident conditions is within the limits of General Design Criterion 19 of Appendix A to 10CFR 50. The dose evaluation is presented in Section 15.6.5.3.", "negative": "Effective ventilation systems are crucial in maintaining safety within nuclear facilities, ensuring that airborne contaminants are adequately controlled and that the indoor air quality meets stringent regulatory requirements."}
{"query": "The application of the MCNP model includes examining the spatial arrangement of fuel assemblies in different positions.", "positive": "Radial Cross Section View of MCNP Model of Eccentric Positioning; fuel assemblies were inward the center of the middle array.", "negative": "The configuration of core components within the reactor significantly influences neutron flux distribution and thermal performance."}
{"query": "nuclear licensing terms", "positive": "All licenses must be duly amended to reflect any changes in authorized users or areas of use as per the regulatory requirements.", "negative": "Regulatory compliance for nuclear facilities often includes periodic assessments of safety protocols and operational practices to ensure ongoing adherence to standards."}
{"query": "safety factors for geological formations", "positive": "Safety Factors based on lower bound Magnitude Scaling Factor.", "negative": "The assessment of geological formations often involves identifying the various stress distributions and their impact on stability, which influences the evaluation of different safety factors."}
{"query": "The analysis of wind direction distributions at different stability classes is crucial for understanding atmospheric conditions.", "positive": "**Stability Class:** E\u2014Elevation: 150 Feet", "negative": "Wind patterns often exhibit distinctive behaviors that can change based on atmospheric pressure and temperature gradients."}
{"query": "What is the significance of the Sequoyah Nuclear Plant in relation to the Tennessee River?", "positive": "Downstream on the Wheeler Reservoir is the Browns Ferry Nuclear Plant.", "negative": "The operation of nearby facilities can impact water quality and flow in the Tennessee River."}
{"query": "What is involved in final status survey (FSS) implementation?", "positive": "Section 5.4.4, \u201cArea Preparation: Isolation and Control\u201d of the LTP discusses what must be done to transition an area to be ready for FSS.", "negative": "The implementation of FSS often requires comprehensive planning around site background measurements and characterization of residual radioactivity, which are crucial during the preparatory phase."}
{"query": "What guidelines are provided for assessing the reliability of materials used in pressurized water reactors?", "positive": "Materials Reliability Program: Pressurized Water Reactor Internals Inspection and Evaluation Guidelines (MRP-227, Revision 2) provide detailed instructions for the inspection and evaluation of reactor internals to enhance safety and reliability.", "negative": "The standards for evaluating the performance of materials in pressurized systems focus on stress corrosion cracking and the effects of cyclic loading on structural integrity, which are critical for maintenance routines."}
{"query": "What is required for performing Independent Verifications at a nuclear plant?", "positive": "The NUSO has directed you to: - Perform Independent Verifications for Steps 10, 11, 12, 14 for Pump Flow and Pump Differential Pressure calculations - Complete Steps 19 and 20 to evaluate if Pump Vibration meets Acceptance Criteria", "negative": "Regular monitoring of system parameters is crucial to ensure that operational standards are consistently maintained, particularly during high-load scenarios."}
{"query": "What methods can be used to determine material properties in nuclear safety evaluations?", "positive": "For determination of material properties, one acceptable approach is to use the properties associated with either the conservative base and well materials, or stainless steel submerged aqueal materials used in NUREG-1903 by demonstrating that these properties are conservative or representative of actual plant-specific properties at the limiting locations.", "negative": "In nuclear safety assessments, it is also essential to consider the variability of material response under different environmental conditions, which can impact the integrity of the structures in use."}
{"query": "What are the requirements for submitting a Decommissioning Plan to the NRC?", "positive": "The Decommissioning Plan must include a description of the planned decommissioning activities, an analysis of the environmental impacts, and a proposed schedule for completion as mandated by the Nuclear Regulatory Commission.", "negative": "The safety analysis report should address potential risks associated with decommissioning operations, including radiological assessments and the evaluation of engineered safeguards."}
{"query": "The staff finds that the BWRVIP ISP remains effective and aligns with regulatory standards despite changes in testing schedules.", "positive": "Accordingly, the staff concludes that the change to the ISP test schedule for the River Bend ISP and ISP(E) capsule for withdrawal in 2027 and 2030, respectively, is acceptable and that the BWRVIP ISP, as previously approved by the NRC staff in BWRVIP-86, Rev 1-A, will continue to adequately address the requirements of Appendix H to 10 CFR Part 50 for BWR licensees through the end of their facilities\u2019 initial license renewal period (i.e., 60 years of operation).", "negative": "The staff acknowledges that while the BWRVIP ISP's objectives remain aligned with regulatory frameworks, the implications of updating testing procedures could introduce variability in compliance assessments, necessitating a thorough review of the long-term performance metrics and associated safety evaluations."}
{"query": "detection of Radium 226 in groundwater samples", "positive": "Radium 226, dissolved | Method: EPA 903.1 | Result | 0.27 | Error(+) | 0.12 | LLD | 0.62 | Units | pCi/L", "negative": "A study conducted on the levels of Uranium 238 found in various groundwater sources indicated a concentration of 0.15 pCi/L, as assessed through the standard method for radiological analysis, highlighting the persistence of heavy metals in aquifers."}
{"query": "The process of converting dried microspheres into uranium compounds in a high-temperature furnace is critical to the TRISO-X fuel fabrication method.", "positive": "The dried microspheres are converted in a high temperature furnace to fuel kernels of uranium compounds, such as uranium dioxide and uranium dicarbide, based on the fuel design being fabricated.", "negative": "The high-temperature sintering of similar fuel pellet designs often involves the careful control of temperature profiles to ensure optimal phase development and structural integrity in uranium-based compounds."}
{"query": "What is the aging effect on stainless steel heat exchanger components exposed to treated borated water?", "positive": "Cracking of the stainless steel heat exchanger components and tubes exposed to treated borated water >60\u00b0C (>140\u00b0F) in the Auxiliary Systems is also managed by the DCPP Water Chemistry AMP (B.2.3.2) and the DCPP One-Time Inspection AMP (B.2.3.19), as addressed in item 3.3-1, 020.", "negative": "The performance of stainless steel in various corrosive environments can lead to localized corrosion, which is a significant concern in thermal systems where boron concentrations vary, highlighting the importance of adequate monitoring and maintenance strategies."}
{"query": "The operational modifications will not entail ownership transfer of the licensee to a different operator.", "positive": "The Hospital will continue to operate the facility 'as is' on the date of transfer. Maintenance, including the physical location, of all records related to the radiation safety program and license conditions will not change.", "negative": "The facility may undergo updates to its operational protocols following the transfer, but all existing licenses will remain in effect during that period."}
{"query": "What does the unconfined strength of soil refer to in geological studies?", "positive": "UNCONFINED STRENGTH, psi", "negative": "The shear strength parameters of soil often vary depending on factors such as moisture content and density, impacting the load-bearing capacity in geotechnical applications."}
{"query": "What is the expiration date for a renewed license issued by the NRC?", "positive": "This subsequent renewed license is effective as of the date of issuance and shall expire at midnight on January 29, 2053.", "negative": "The license duration for facilities under the supervision of the NRC typically adheres to strict regulatory guidelines and can vary based on the type of license and facility."}
{"query": "steam generator tube rupture", "positive": "Isolate SG #1 IAW 1-E-3 Steam Generator Tube Rupture, to prevent entry into 1-ECA-3.1, SGTR and LOCA \u2013 Subcooled Recovery.", "negative": "Monitor the SG water level closely, as fluctuations can indicate potential issues with the tubes, ensuring that operational parameters remain within safe limits to avoid further complications."}
{"query": "What are the design criteria for spent fuel storage racks in nuclear reactors?", "positive": "The racks are designed to meet the nuclear requirements of the NRC guidance, \u201cGuidance on the Regulatory Requirements for Criticality Analysis of Fuel Storage at Light Water Reactor Plants\u201d contained in an NRC letter to all power reactor licensees from Laurence Kopp dated August 19, 1998. The effective multiplication factor, K_eff, in the spent fuel pool, including all uncertainties, is less than 1.00 under normal conditions with no credit for soluble boron, and less than or equal to 0.95 under normal conditions with credit for 800 ppm boron (2475 ppm boron under accident conditions).", "negative": "The configuration of spent fuel storage racks ensures that the thermal performance is adequate for the operational lifecycle of the reactor, however, it must also consider the overall integration of fuel assemblies within the pool."}
{"query": "The loading table indicates how the average enrichment of uranium is critical in determining fuel assembly characteristics.", "positive": "| Initial Assembly  | Avg. Enrichment wt % \u00b2\u00b3\u2075U (E) | Assembly Average Burnup (B) GWd/MTU |\n| ------------------ | ---------------------------- | ----------------------------------- |", "negative": "In nuclear fuel design, maintaining optimal enrichment levels of uranium is essential to enhance the efficiency of reactor operations, as it directly impacts the neutron economy and fission rate."}
{"query": "emission stack height", "positive": "The stack height is defined as 58 feet for the 2.51 MMBtu/hr Industrial Incinerator, which helps in the dispersion of emissions into the atmosphere.", "negative": "The height of emission sources is a critical factor in evaluating the effectiveness of air quality control systems and can significantly influence ground-level pollutant concentrations."}
{"query": "What is the process for verifying SAT Loss of Phase Relays in a nuclear facility?", "positive": "Step F.12 VERIFY that the following SAT Loss of Phase Relays are operable | At panel 1PA55J (U-1 AEER), VERIFY that SAT Loss of Phase Relays are operable:", "negative": "Step F.13 Document the operational status of the SAT Loss of Phase Relays | Ensure that all functional tests for the SAT system are recorded under section 9B of the facility's operation manual."}
{"query": "The reactor's operational limits must be consistently monitored to ensure safety during Cycle 25.", "positive": "The Core Operating Limits are determined based on the thermal limits of the fuel and the safety considerations relevant to reactor operation.", "negative": "Ensuring effective management of reactor parameters involves understanding the impact of fuel cycling on core integrity and thermal efficiency."}
{"query": "source term assumptions in nuclear licensing", "positive": "The key areas of review for the source term assumptions are the potential ROC's, configuration, residual radioactivity spatial variability, and chemical form(s) of the source.", "negative": "The evaluation of source term assumptions involves analyzing the potential releases during accidents, including the isotopic composition and behavior of radionuclides in different environmental conditions."}
{"query": "What are ALARA practices in radiation safety?", "positive": "Through these observations and discussions, the technologist demonstrated proficiency in ALARA practices, and a thorough understanding of licensee procedures, regulatory limits and other NRC requirements.", "negative": "The implementation of safety protocols in radiation therapy often involves continuous monitoring of exposure levels and the use of personal dosimeters to ensure compliance with safety guidelines."}
{"query": "What are the requirements for the Reactor Coolant System (RCS) Pressure and Temperature Limits Report?", "positive": "RCS pressure and temperature limits for heatup, cooldown, low temperature operation, criticality, and hydrostatic testing as well as heatup and cooldown rates shall be established and documented in the PTLR for the following:", "negative": "In addition to the temperature limits, the evaluation of potential pressure variations during transient conditions and the impact of equipment design specifications on operational safety must be included in the overall assessment."}
{"query": "dam safety regulations", "positive": "The Max Storage capacity of the James u/s Dam is reported as 605,585 acre-feet, which is crucial for ensuring that the dam operates within safe limits and prevents breach during flood events.", "negative": "Considerations surrounding the structural integrity of earthen dams often involve analysis of soil composition and permeability, which can significantly influence the criteria set forth in safety assessments."}
{"query": "NRC license for radioactive material", "positive": "The failure to obtain an NRC license prior to possessing radioactive material and the continued possession of that material without a license is significant because LGC Global does not have an approved program of compliance to assure safe and secure handling of the material, and the failure to obtain an NRC license impacts the NRC\u2019s ability to meet its regulatory responsibility to the public.", "negative": "The regulations governing the licensing of radioactive material include strict requirements for safety programs and compliance assurances, outlining the necessary steps entities must take to ensure they are equipped to handle such materials responsibly."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code provides a critical heat flux correlation that is essential for accurately predicting thermal limits under various flow conditions in nuclear reactors.", "negative": "In analyzing heat transfer mechanisms, the study examines the significance of coolant properties and velocity profiles in determining heat flux patterns within reactor cores."}
{"query": "What is the unit of measurement for Lead 210 concentration in atmospheric samples?", "positive": "The unit of measurement for Lead 210 concentration is pCi/L.", "negative": "For isotopes like Lead 210, researchers often analyze the decay rates, which can provide insights into environmental contaminations measured in similar units."}
{"query": "worst-case break scenarios in nuclear reactors", "positive": "Table 3.8.4-4 lists the four worst-case breaks that do not fall under any acceptance criteria for the single train configuration for PBN2.", "negative": "Recent studies have indicated potential vulnerabilities in reactor cooling systems during unexpected failures, necessitating further examination of thermal dynamics in emergency scenarios."}
{"query": "potential impacts to air quality during decommissioning", "positive": "Potential impacts to air quality during decommissioning will be SMALL and similar to construction. Fugitive emissions will be generated from heavy equipment used to reclaim the project areas, trucks transporting equipment off-site, and trucks transporting waste off-site.", "negative": "The project will involve various phases with construction activities that may temporarily elevate dust and emissions, particularly during site preparation and equipment mobilization."}
{"query": "What is the unit of measurement for radioactivity in water samples?", "positive": "The results are expressed in picocuries per liter (pCi/L).", "negative": "Laboratories typically use various methods to quantify radionuclides in water, including gamma spectroscopy and liquid scintillation counting."}
{"query": "The NRC mandates that licensees must evaluate the leak rates from containment systems in their regulatory filings.", "positive": "Leak rate (percent/day): 0.2", "negative": "In evaluating containment performance, it's essential to monitor parameters such as the pressure differential across the containment barriers, which can influence safety assessments."}
{"query": "In the context of license renewal and aging analyses, the review process involves evaluating relevant parameters that may affect the integrity of reactor components.", "positive": "The Generic Aging Lessons Learned (GALL) Report provides guidance on aging management programs to ensure the long-term safety of nuclear facilities through systematic evaluations based on industry experience.", "negative": "The aging of reactor components is influenced by various factors, including environmental conditions and material degradation mechanisms, which necessitate ongoing monitoring to maintain operational reliability."}
{"query": "What is the unit for measuring pressure in nuclear systems?", "positive": "**Note:** Unit for pressure is psi", "negative": "The design specifications for the pressure vessel in nuclear reactors often include detailed assessments of material strength under expected operating pressures."}
{"query": "thermal conductivity of materials", "positive": "Structural Steel (SG supports, platforms, steel columns) has a thermal conductivity of 32.0 Btu/ft-hr-\u00b0F.", "negative": "Aluminum alloys are widely used in construction due to their excellent strength-to-weight ratio, and they typically exhibit thermal conductivities around 120 Btu/ft-hr-\u00b0F."}
{"query": "What are the requirements for Technical Specifications Limiting Conditions for Operation in nuclear reactors?", "positive": "10 CFR 50.36, \"Technical Specifications,\" paragraph (c)(2)(i) states that limiting conditions for operation are the lowest functional capability or performance level of equipment required for safe operation of the facility, and when a limiting condition for operation is not met, the licensee shall shut down the reactor or follow any remedial actions permitted by the TS until the condition can be met.", "negative": "The Technical Specifications provide a framework for monitoring safety systems to ensure compliance with regulatory requirements, focusing on maintaining operational readiness and confirming that safety features are capable of functioning under anticipated conditions."}
{"query": "The guidelines established by the NRC mandate that inspections of steam generators occur at specified intervals to ensure integrity and safety.", "positive": "LR-ISG-2016-01 includes visual inspections of the heads (channel or lower/upper heads) and tubesheets at least every 72 effective full power months or every third refueling outage, whichever results in more frequent inspections.", "negative": "Periodic evaluations of steam generator performance metrics have shown trends that suggest improvements in tube design yield longer service life, although no specific mandates for inspection frequency are provided."}
{"query": "probability of passing survey unit", "positive": "Figure 16-10 shows the probability that the Survey Unit passes at various true survey unit concentrations expressed as a percentage of the Derived Concentration Guideline Level (DCGL).", "negative": "Assessment of compliance for environmental units often relies on evaluating various statistical models to interpret concentration data and their relation to regulatory limits."}
{"query": "What are the requirements for submitting an application for a license transfer in the nuclear industry?", "positive": "The NRC regulates the transfer of licenses under the Atomic Energy Act, requiring the submission of a license transfer application to ensure compliance with safety standards.", "negative": "In the nuclear sector, the assessment of license transfers often involves scrutiny of the financial qualifications of the entities involved to ensure they can uphold safety obligations."}
{"query": "The NRC expects licensees to adhere to analytical methodologies for measuring radioactive contaminants.", "positive": "**The following Analytical Methods were performed**: | Method | Description                          | Analyst Comments           | |--------|--------------------------------------|----------------------------| | 1      | DOE EML HAZL-300, Am-05-RC Modified  |                            | | 2      | ASTM C 1475-00 Modified              |                            | | 3      | DOE EML HAZL-300, Pu-11-RC Modified  |                            | | 4      | DOE EML HAZL-300, Pu-1-RC Modified   |                            | | 5      | DOE RESL N-1                          |                            | | 6      | DOE HAZL 300, 40-5.2/3.GA-01-R       |                            | | 7      | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified |                 | | 8      | EPA 906.0 Modified                   |                            | | 9      | EPA EERF C-1 Modified                |                            | | 10     | DOE EML HAZL-300, Tc-02-RC Modified  |                            | | 11     | DOE RESL Fe-1                         |                            | | 12     | DOE RESL N-1                          |                            |", "negative": "**The following Sampling Protocols were undertaken**: | Protocol | Description                              | Analyst Comments           | |----------|----------------------------------------|----------------------------| | SP-001   | Collection of surface soil samples     |                            | | SP-002   | Air quality monitoring for particulates|                            | | SP-003   | Water sampling from local sources      |                            | | SP-004   | Vegetation assessment for isotope data |                            |"}
{"query": "The NRC requires licensees to adhere to specific technical parameters related to dam breach evaluations.", "positive": "Table 2.4.4-3 J. Strom Thurmond Dam Input Variables provides key input variables necessary for the safety analysis of the dam.", "negative": "Studies present a detailed review of the methodologies employed in assessing the structural integrity of dam systems during extreme weather events."}
{"query": "large break LOCA analysis", "positive": "This analysis uses [ ]", "negative": "The assessment of large break loss of coolant accidents often includes considerations of thermalhydraulic behavior and potential core damage, which are essential for ensuring safety compliance during extreme failure scenarios."}
{"query": "fire risk assessment", "positive": "This task is intended to address how the fire risk assessment could be impacted by the various sources of uncertainty.", "negative": "Understanding the methodologies for quantifying risk levels in fire assessments can be essential for regulatory compliance."}
{"query": "For applicants seeking to distribute radioactive materials, specific licensing requirements must be met, including compliance with detailed regulatory standards.", "positive": "The Agency shall grant a specific license to manufacture, prepare, or transfer for commercial distribution radioactive drugs that contain radioactive material for use by a person authorized in accordance with Article 7 of this Chapter, if the applicant meets all of the requirements in 10 CFR 30.32(a) or 10 CFR 32.72, revised January 1, 20082013, incorporated by reference, and available under R12-1-101. This incorporated material contains no future editions or amendments.", "negative": "In accordance with 10 CFR 30.33, various factors must be evaluated when determining eligibility for a license to operate facilities that deal with radioactive waste. These guidelines ensure that operational risks are minimized and that the safety protocols stipulated in the regulatory framework are adequately addressed."}
{"query": "What are the pre-application matters related to the BWRX-300 reactor design?", "positive": "Public teleconference meeting to discuss the pre-application matters related to construction permitting of the GEH BWRX-300 power reactor design.", "negative": "Recent discussions have focused on the safety evaluation processes that will govern the operations of the BWRX-300 reactor, including the assessment of potential risks associated with its design and the compliance with regulatory standards."}
{"query": "The PSEG Site is located in the Coastal Plain physiographic province, which is an important aspect for evaluating geological hazards.", "positive": "The geological and seismological information presented in this subsection is developed from a review of previous reports prepared for SGS and HCGS, published geologic literature, interpretation of aerial photography, subsurface investigations, geological mapping, and aerial reconnaissance conducted to support this ESPA.", "negative": "The Coastal Plain region is characterized by sedimentary formations that play a crucial role in ground water quality and availability."}
{"query": "What are the monitoring requirements for dissolved oxygen at nuclear power plants?", "positive": "With respect to dissolved oxygen, since 1977, Duke Energy has collected physical, chemical, and biological monitoring data pursuant to NPDES permit requirements and used this data to prepare CWA Section 316(a) demonstration reports that show that the alternative thermal limits established by the SCDHEC for Oconee Station\u2019s thermal effluents ensure the protection and propagation of a balanced, indigenous population of fish, shellfish, and wildlife in and on Lake Keowee (see Section 3.7.4.2).", "negative": "Regulatory guidelines indicate that monitoring biological responses to thermal effluents is crucial, particularly since changes in temperature can significantly influence metabolic rates in aquatic organisms. It is essential to maintain evaluations of thermal discharge impacts to ensure compliance with environmental standards, which can inform future assessments of water quality in nuclear plant vicinity."}
{"query": "What are the operational limits for trip breakers in nuclear reactor systems?", "positive": "Trip may be manually bypassed above 10-4% power; bypass shall be automatically removed before decreasing below 10-4% power.", "negative": "The requirements for reactor core cooling systems necessitate that at least one backup system be functional at all times, ensuring that if a primary cooling avenue fails, the secondary measures activate to prevent overheating and maintain safe operational limits."}
{"query": "safety function of control room systems", "positive": "Control Room Systems: 8 for RO, 7 for SRO-I, and 2 or 3 for SRO-U", "negative": "The design and layout of control room systems should ensure minimal human error, emphasizing the importance of ergonomic controls and intuitive interfaces to enhance operator response times during emergencies."}
{"query": "how to request a NRC digital ID certificate", "positive": "To comply with the procedural requirements of E-Filing, at least 10 days prior to the filing deadline, the participant should contact the Office of the Secretary by email at Hearing.Docket@nrc.gov, or by telephone at 301-415-1677, to (1) request a digital identification (ID) certificate, which allows the participant (or its counsel or representative) to digitally sign submissions and access the E-Filing system for any proceeding in which it is participating; and (2) advise the Secretary that the participant will be submitting a petition or other adjudicatory document (even in instances in which the participant, or its counsel or representative, already holds an NRC-issued digital ID certificate).", "negative": "The NRC utilizes the E-Filing system to streamline submissions and facilitate communication between parties, ensuring that all documents are processed efficiently within the regulatory framework."}
{"query": "What are the requirements for a senior reactor operator license at a nuclear power plant?", "positive": "The applicant must have completed a minimum of 1,000 hours of combined training and experience in nuclear reactor operations, along with passing the associated examinations.", "negative": "The training program for nuclear operators includes a variety of modules focused on reactor safety protocols and emergency response techniques."}
{"query": "What is the purpose of the IMPEP questionnaire in Nebraska?", "positive": "The IMPEP Questionnaire is designed to collect information to support a review of the Nebraska program and help ensure compliance with established regulatory standards.", "negative": "The review process for regulatory programs in Nebraska includes various assessments and evaluations to determine effectiveness and adherence to national guidelines."}
{"query": "The NRC assessed the Seismic Probabilistic Risk Assessment associated with Reevaluated Seismic Hazard Implementation to determine compliance with regulatory standards.", "positive": "In a letter dated September 24, 2020, the NRC documented the results of their review of the BFN Seismic Probabilistic Risk Assessment associated with Reevaluated Seismic Hazard Implementation of the NTTF Recommendation 2.1: Seismic. The NRC concluded that no further response or regulatory action associated with the NTTF recommendation was required. (ADAMS Accession No. ML20255A000)", "negative": "On September 29, 2021, the NRC issued a report detailing the assessment of the BFN's seismic design criteria and their alignment with current regulations. This evaluation highlighted the seismic modeling techniques used but did not encompass the full scope necessary for regulatory compliance evaluations."}
{"query": "What does the term 'Minimum Detectable Concentration' mean in radiological analysis?", "positive": "Minimum Detectable Concentration (MDC) is the smallest concentration of a substance that can be reliably detected by a given analytical method.", "negative": "In radiological studies, calculating the detection limit often involves considering the background noise of instruments and the calibration curve, which can vary based on the methodology used."}
{"query": "What are the regulatory parameters for nuclear safety assessments?", "positive": "The parameters for evaluating nuclear plant safety include specific measurements and thresholds denoted in the submittals for licensing, including DQ CF, which signifies the Design Qualification of critical safety features.", "negative": "The analysis of operational limits within nuclear facilities often involves assessing safety margins defined in the technical specifications, which play a crucial role in ensuring compliance with safety protocols throughout the reactor's operational lifecycle."}
{"query": "Critical Heat Flux (CHF) in nuclear reactors", "positive": "The COBRA-FLX code incorporates a critical heat flux correlation that is essential for understanding the thermal-hydraulic behavior of the reactor under various operating conditions.", "negative": "In nuclear reactor safety analyses, the assessment of local heat transfer coefficients is crucial, as they influence the onset of boiling and affect the overall system stability during transient events."}
{"query": "risk categorization process in nuclear power plants", "positive": "PSEG will implement the risk categorization process in accordance with NEI 00-04, Revision 0, as endorsed by Regulatory Guide (RG) 1.201, \"Guidelines for Categorizing Structures, Systems, and Components in Nuclear Power Plants According to their Safety Significance\" (Reference [3]).", "negative": "The categorization of systems and components within the nuclear power plant framework will utilize the methodologies set forth by NEI 00-04, which includes considerations for safety assessments and significant impact analyses; however, the detailed application of these methods varies by plant type."}
{"query": "What is Technical Specification SR 3.4.14.1 related to nuclear licensing?", "positive": "Technical Specification SR 3.4.14.1 outlines the requirements for the monitoring of reactor coolant system pressure and temperature in relation to safety and operational limits.", "negative": "Technical specifications related to reactor operations often include guidelines for safety systems and their proper functionality, detailing the necessary parameters for maintaining critical safety measures."}
{"query": "What is the significance of evaluating net peak area in nuclear metrics?", "positive": "The net peak area is an important measurement in peak analysis that quantifies the amount of detected radiation at specific energy levels, which aids in identifying isotopes present in a sample.", "negative": "Analyzing the background signal is essential in nuclear measurements, as it helps to distinguish true peak signals from noise, impacting the overall accuracy of the results."}
{"query": "What is the significance of activity in nuclear measurements?", "positive": "Activity is a measure of the rate of decay of a radioactive substance, expressed in picocuries per gram (pCi/grams).", "negative": "The decay constant is critical in determining the half-life of isotopes, influencing measurements in radiometric dating and nuclear physics."}
{"query": "nuclear licensing energy measurements", "positive": "| Peak No. | Energy (keV) | ROI Start | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|----------------|----------------|----------------------|------------------|------------|\n| F        | 76.00        | 148 - 160 | 152.54         | 1.95E+02       | 55.64                | 1.00E+03         | 4.25       |", "negative": "| Peak No. | Energy (keV) | Signal-to-Noise Ratio | Detection Limit | Background Level | Summed Area | Peak Width | Continuous Spectrum |\n|----------|--------------|---------------------|-----------------|----------------|-------------|-----------|---------------------|\n| F        | 310.50       | 45.12               | 0.05            | 0.02           | 1.20E+03    | 5.00      | 3.00E+05            |"}
{"query": "What is the role of the P-10 interlock in reactor operation?", "positive": "The P-10 interlock provides one of the two inputs to the P-7 interlock; and on decreasing power, the P-10 interlock automatically enables the Power Range Neutron Flux - Low reactor trip and the Intermediate Range Neutron Flux reactor trip.", "negative": "The P-11 interlock serves to monitor the thermal limits of reactor components by preventing operation beyond specified thresholds, ensuring that safety margins are maintained during high-load conditions."}
{"query": "What are the requirements for a nuclear reactor's safety system?", "positive": "The safety system of the nuclear reactor must be designed to ensure that in the event of a malfunction, the reactor can be brought to a safe state and maintained there until the situation can be addressed.", "negative": "The operational protocols for a nuclear reactor include regular inspections and evaluations to assess the integrity of the containment structure, emphasizing the importance of structural resilience against external impacts."}
{"query": "The calibration of the detector involved using a known standard to ensure accurate measurements.", "positive": "Sensitivity established with Cs-137. Sensitivity: 439,829 cpm/0.5 mR/hr.", "negative": "The calibration process included verification using various isotopes to enhance precision in measurements."}
{"query": "What is an engineered design feature in nuclear safety?", "positive": "The phrase, engineered design feature, would not preclude crediting inherent characteristics within the design and analysis, so, for example, inherent characteristics of fuel performance, as an example.", "negative": "The application of redundancy in safety systems is crucial, as it ensures that if one component fails, other systems can take over to maintain safe operation."}
{"query": "What is the significance of the correlation coefficient in site safety analysis for nuclear facilities?", "positive": "The correlation coefficient between ln(Vs) in adjacent layers is estimated using the inter-layer correlation model from Toro (Reference 2.5.2-84) for USGS category A+B, which corresponds to Vs30 values of 360 m/s (~1,180 ft/s) or greater.", "negative": "Various studies highlight the importance of shear wave velocity parameters in assessing the seismic response of nuclear structures, particularly in relation to parameter sensitivity and performance-based design."}
{"query": "isotope activity unit registration", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 100) | Unit (e.g. mCi) |", "negative": "The registration process for various isotopes involves tracking their usage and ensuring compliance with safety regulations."}
{"query": "NRC device registration process", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "It is essential to ensure that all registered equipment meets current regulatory compliance standards."}
{"query": "The P-6 interlock must ensure that both channels of Intermediate Range Neutron Flux are functioning when in MODE 2.", "positive": "The LCO requires two channels of Intermediate Range Neutron Flux, P-6 interlock to be OPERABLE in MODE 2 when below the P-6 interlock setpoint (one-out-of-two trip logic). The Trip Setpoint is \u2265 1.0 E-10 amps.", "negative": "In the operational framework, the P-9 interlock is critical for monitoring Power Range Neutron Flux while also engaging with similar trip logic, ensuring overall reactor safety and response under various operational modes."}
{"query": "The NRC emphasizes the use of extensive data from experiments to validate codes related to temperature excursions during severe accidents.", "positive": "The bundle integral experiments QUENCH-06 and PHEBUS B9+ did not lead to extremely large temperature excursions.", "negative": "The experimental codes developed for testing thermal-hydraulic behavior during severe accident scenarios include simulations of heat transfer effects and coolant flow dynamics in reactor cores."}
{"query": "The energy levels measured in keV provide critical data for understanding the radioactive decay processes within a reactor.", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|----------------|----------------|----------------------|-------------------|------------|\n| M        | 74.73        | 147       | 150.02  | 2.03*E+02      | 43.47          | 7.49*E+01            | 4.10              |  \n| m        | 77.06        | 147       | 193     | 154.66         | 2.49*E+02      | 46.76                | 8.15*E+01         | 1.40       |", "negative": "The characterization of radioactive materials often involves analyzing their decay schemes and energy emissions to derive meaningful physics applications."}
{"query": "What are the specific activities of isotopes used in nuclear waste disposal?", "positive": "Spent resins arriving at storage tank typically contain isotopes with specific activities measured in microcuries per cubic centimeter (\u00b5Ci/cc), such as Cs137 having an activity of 1.2 x 10\u00b3.", "negative": "The management of radioactive materials often involves understanding the decay properties of isotopes, such as the half-life of iodine-131, which is crucial for safety protocols in storage facilitation."}
{"query": "What are the LCO/TRM requirements in regulatory questions?", "positive": "Does the question involve one or more of the following for the TS, TRM, or ODCM: application of generic LCO requirements (LCO 3.0.1 through 3.0.7 and SR 4.0.1 through 4.0.4)?", "negative": "Does the inquiry necessitate a review of the current regulatory framework regarding the implications of LCO and TRM on operational limits?"}
{"query": "What is Nuclide MDA in nuclear reporting?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is the lowest activity level that can be reliably detected for a given nuclide, expressed in pCi/gram.", "negative": "Understanding the detection limits for specific isotopes, such as the varying levels of radioactivity measured during environmental assessments, is crucial in nuclear monitoring."}
{"query": "What scenarios require recirculation through the ECCS and CSS strainers?", "positive": "The scenarios that need to be considered for GSI-191 are scenarios that require recirculation through the ECCS and CSS strainers.", "negative": "In evaluating the performance of the ECCS and CSS, it is critical to assess the conditions under which these systems might be activated to ensure compliance with safety standards."}
{"query": "The assessment of how debris volumes affect the strainer is conducted using a risk-informed approach.", "positive": "The impact on the plant strainer of the volume of debris arriving at the strainer is evaluated for each postulated break in NARWHAL using a risk-informed evaluation.", "negative": "A detailed analysis of the debris characteristics and their potential interactions with the strainer materials is necessary to understand their long-term effects on reliability."}
{"query": "The assessment of flood impact during dam failure events is crucial for understanding potential risks.", "positive": "The flood hydrograph resulting from the 500-year flood event is passed by the Conowingo Dam prior to the PMF.", "negative": "The hydrodynamic modeling of dam failures includes analyses of flow rates and potential sediment transport, which are essential for predicting downstream effects during extreme events."}
{"query": "Minimum Detectable Concentration in nuclear safety", "positive": "MDC: Minimum Detectable Concentration", "negative": "The sensitivity of detection systems can significantly impact the evaluation of radiological contaminants."}
{"query": "fire protection systems in nuclear facilities", "positive": "Passive fire protection (i.e., fire barriers) including walls, ceiling/floors, fire rated doors, fire rated dampers, fire rated cable wrap and penetration seals reduce the possibility of fire propagating across fire boundaries that separate fire areas and/or redundant components.", "negative": "Active fire protection strategies implemented in various industrial settings include the use of water spray systems, foam systems, and inert gas systems to suppress combustion effectively."}
{"query": "10CFR53.730 human role in nuclear operations", "positive": "The NRC staff is effectively proposing to control all aspects of plant operations with no sound reason for taking such an approach.", "negative": "The regulatory changes detailed in recent NRC communications indicate a shift toward integrating advanced technologies into operational frameworks, impacting how personnel engage with automated systems."}
{"query": "How does a battery charger failure affect the 125 VDC system operation?", "positive": "Battery Charger Failure in the 125 VDC System may lead to operational implications that need to be understood in the context of Loss of DC Power.", "negative": "A malfunctioning battery management system can lead to inefficiencies in system performance and may require thorough diagnostics to assess overall impact on voltage stability."}
{"query": "reporting nuclear medicine extravasation events", "positive": "I was also concerned to learn that such events can occur without the patient being informed or the full extent of the extravasation evaluated.", "negative": "Effective documentation practices in nuclear medicine are crucial for ensuring accurate tracking of patient care and treatment outcomes."}
{"query": "nuclear regulatory licensing process", "positive": "The nuclear regulatory licensing process involves a series of formal actions taken by the U.S. Nuclear Regulatory Commission to evaluate and authorize the construction and operation of nuclear facilities, ensuring compliance with safety standards.", "negative": "The safety assessment reports produced during the licensing process often focus on the potential risks linked to radioactive waste management and the effectiveness of emergency preparedness plans."}
{"query": "Nuclear reactor licensing involves a comprehensive evaluation of safety analyses and operational protocols.", "positive": "The NRC's regulatory framework mandates that licensees submit detailed safety analysis reports demonstrating how they will operate in compliance with established safety standards.", "negative": "Nuclear facilities are required to conduct periodic reviews of their operational procedures to ensure they remain consistent with evolving regulatory requirements."}
{"query": "The mechanical properties of M5 Cladding are influenced by temperature and stress levels.", "positive": "M5 Cladding exhibits a relationship between P-M strain and temperature, indicating that its performance is temperature-dependent.", "negative": "Research shows that the mechanical performance of advanced cladding materials can vary significantly with different alloy compositions and thermal treatments, highlighting the role of material science in optimizing high-performance reactors."}
{"query": "What is the energy level measured in keV for the spectral peak?", "positive": "The energy level of the peak is measured in kilo-electron volts (keV), which is a unit of energy commonly used in nuclear physics contexts.", "negative": "In nuclear physics, the resolution of peak measurements is crucial, as it impacts the detection of energy levels and can affect the interpretation of spectral data."}
{"query": "What is the Emergency Core Cooling System?", "positive": "ECCS stands for Emergency Core Cooling System, which is a safety system designed to protect the reactor core from overheating in the event of a loss of coolant accident (LOCA).", "negative": "In reactor safety, numerous systems are employed to manage core temperature and pressure, ensuring operational integrity and mitigating risks associated with potential failures."}
{"query": "What is the clean strainer head loss (CSHL) calculation methodology?", "positive": "The CSHL was calculated by the strainer vendor in two parts. Firstly, the head loss through the strainer disk stacks was determined by employing an equation which was experimentally derived from generic PCI Sureflow strainer testing. Secondly, the head loss through the plenum and discharge to the sump was determined analytically using standard hydraulic head loss equations. The calculated head losses for the strainer and plenum were combined to determine the total CSHL.", "negative": "The assessment of strainer efficiency often considers factors such as flow rate and particle size distribution, which can significantly impact operational performance. For instance, detailed analysis typically shows that variations in fluid dynamics can lead to unexpected fluctuations in head loss values under varying conditions."}
{"query": "The NRC specifies that samples should be analyzed based on their dry weight to ensure consistent results.", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "The maximum allowable moisture content for the samples was determined to be 10%, which is crucial for maintaining the integrity of the analysis process."}
{"query": "What role does the NRC play in monitoring extravasations of radioactive substances?", "positive": "In the process of learning about extravasations I have been fortunate to learn about the NRC\u2019s important role as one of the collaborating agencies that prioritizes the health and safety of the public.", "negative": "The NRC is also involved in assessing the safety protocols related to the storage and transportation of nuclear materials, which can greatly impact public health and safety."}
{"query": "What are the testing requirements for containment isolation valves in nuclear reactors?", "positive": "Periodic testing of valves designed to effect containment isolation during accident conditions is performed to determine their leak-tightness.", "negative": "Isolation valves in nuclear systems undergo routine assessments to ensure that their operational integrity is maintained, focusing on their response to design basis events."}
{"query": "What actions must be taken regarding the status of the steam generators following a fault condition?", "positive": "\u2022 (3) Confirms S/G 1-2 as faulted | \u2022 S/G 1-2 depressurizing in an uncontrolled manner (VB3)", "negative": "\u2022 (5) Initiates cooling water flow adjustments to maintain system integrity under abnormal conditions."}
{"query": "Ensure that all indicators for RPS A and B are illuminated at panel 09-16 before proceeding.", "positive": "Verify all white lights for RPS A and RPS B power source selectors are on at panel 09-16.", "negative": "Check the operational status of the alarm indicators associated with RPS circuits at panel 09-16 to confirm they are functioning properly."}
{"query": "What is the minimum detectable activity (MDA) for various nuclides used in nuclear safety assessments?", "positive": "The Minimum Detectable Activity (MDA) for each nuclide signifies the lowest concentration that can be reliably measured, as shown in the Nuclide MDA Report table.", "negative": "In the analysis of radiation detectors, the calibration process is critical for ensuring accurate readings and involves frequently characterizing the detector's response to known radiation sources."}
{"query": "chemical and volume control system", "positive": "Chemical and Volume Control System \u2013 Summary of Aging Management Evaluation", "negative": "The integration of various components in a chemical processing facility is crucial for controlling flow rates and maintaining optimal conditions throughout the system."}
{"query": "The NRC requires a detailed visual inspection of components such as welds on the steam dryer to ensure structural integrity.", "positive": "Inspected approximately 1/3 of dryer including hood welds and cover plate welds. (Ref. SIL 644). No indications of additional cracking identified.", "negative": "Conducted a thorough examination of the steam dryer components focusing on the integrity of the piping and support structures, noting several locations where stress corrosion cracking could develop without immediate remedial action."}
{"query": "What are the action levels for wipe tests in a clinical setting?", "positive": "**Action levels:** Non-restricted - 200 net dpm\n**Restricted - 2000 net dpm**", "negative": "In a clinical laboratory, maintaining cleanliness is paramount, often measured through various testing methods such as wipe tests which assess surface contamination levels. These tests can be crucial in ensuring that areas meet safety standards for handling potentially hazardous materials, emphasizing the importance of regular monitoring and adherence to established protocols."}
{"query": "What does k-effective mean in nuclear safety analysis?", "positive": "The k-effective (k-eff) is a measure of the neutron multiplication factor in a reactor, indicating whether the reaction is supercritical, subcritical, or critical; a k-eff greater than 1 indicates a supercritical condition, while a k-eff less than 1 indicates subcritical behavior.", "negative": "The evaluation of k-effective values is crucial in determining the safety margins for reactor operations, often involving a detailed analysis of neutron flux distributions and material compositions in the core."}
{"query": "What is the peak analysis process for gamma spectrum data?", "positive": "Peak analysis was performed on data collected from a detector, analyzing channels ranging from 100 to 4096 for pulse height (representing energy), conducted at 6/10/2019 8:13:47 AM.", "negative": "The energy resolution for the gamma spectrum was determined to be 1.5% at the 662 keV line, indicating the detector's efficiency in distinguishing between close energy peaks."}
{"query": "What is the entrainment area of influence in relation to cooling water intake systems?", "positive": "The entrainment AOI is the area within which plankton may be drawn into the intake rather than transported away in the ambient flow.", "negative": "The hydrodynamic analysis of intake systems often highlights the impact of water velocity and flow patterns on aquatic organisms, emphasizing the necessity to mitigate alterations to local ecosystems."}
{"query": "emergency diesel generator frequency and voltage ranges", "positive": "Southern Nuclear Operating Company (SNC) is requesting an amendment to the Technical Specifications (TS) for Vogtle Electric Generating Plant (VEGP) Units 1 and 2 to revise emergency diesel generator (EDG for DG) frequency and voltage ranges for TS 3.8.1, AC Sources \u2013 Operating, Surveillance Requirements.", "negative": "The operational parameters for emergency diesel generators include considerations for their performance under various load conditions and how they respond to electrical disturbances."}
{"query": "What is the purpose of the Boric Acid Corrosion Aging Management Program?", "positive": "The DCPP Boric Acid Corrosion AMP provides reasonable assurance that the effects of aging will be managed so that the intended function(s) of components within the scope of the AMP will be maintained consistent with the CLB during the PEO.", "negative": "The inspection protocols for the Boric Acid Corrosion Program focus on identifying potential leakage paths and evaluating the integrity of critical components subjected to boric acid exposure, emphasizing the need for regular assessments."}
{"query": "What is the maximum heat load per cell allowed in the storage area?", "positive": "This figure shows the per cell heat load limit for storage.", "negative": "Regulations dictate that the thermal performance of the storage area must be assessed regularly to ensure compliance with safety standards."}
{"query": "wind speed data", "positive": "The table shows wind speed data categorized into specific ranges, indicating the number of hours recorded for each speed range in various compass directions.", "negative": "Meteorological models often utilize wind speed measurements to predict cyclone behavior, specifically examining how variations in these speeds can affect storm paths and intensity."}
{"query": "The objective of the Boron Endpoint Determination Test is to ascertain the reactor coolant system boron concentration needed for a specific RCC configuration.", "positive": "To determine the critical reactor coolant system boron concentration appropriate to an endpoint configuration (RCC configuration).", "negative": "The boron concentration is monitored continuously to ensure the reactor remains within safe operational limits."}
{"query": "spent fuel pool accidents", "positive": "The 2013 LR GEIS concludes that the environmental impacts from accidents involving spent fuel pools, as quantified in NUREG-1738, *Technical Study of Spent Fuel Pool Accident Risk at Decommissioning Nuclear Power Plants* (NRC 2001-TN5235), can be comparable to those from reactor accidents at full power (as estimated in NUREG-1150 (NRC 1990-TN525)).", "negative": "The NRC's ongoing research includes assessments of potential risks associated with the long-term storage of radioactive materials in spent fuel pools, highlighting the importance of monitoring and safety measures to prevent incidents, as discussed in various technical reports."}
{"query": "What is the NELAP certification and its significance in nuclear reporting?", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless otherwise noted in the analytical case narrative.", "negative": "The NELAP certification plays a crucial role in ensuring that laboratories adhere to the quality assurance and quality control standards necessary for reliable environmental data, thereby enhancing confidence in the testing results."}
{"query": "What is the significance of best estimate methods in nuclear safety analysis?", "positive": "I do think you have to account for uncertainties. Maybe not 95/95, but you have to have uncertainties in the definition of a best estimate.", "negative": "In nuclear safety analysis, understanding the potential risks involves exploring different probabilistic models and their implications for safety assessments."}
{"query": "The NRC evaluates the defense in depth and diversity aspects of digital instrumentation and control systems for licensing.", "positive": "The D3 evaluation is part of a license amendment request that was planned to be submitted to the NRC in the second quarter of calendar year 2022 to support the digital instrumentation and control (I&C) modernization project at Turkey Point.", "negative": "The assessment of the redundancy and reliability in the design of the digital control systems is crucial for ensuring safety and compliance with the regulatory expectations set forth by the NRC."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX software includes the ORFEO-HMP Critical Heat Flux correlation, which is used to estimate the heat transfer characteristics in reactor cores under various conditions.", "negative": "The COBRA-FLX modeling tool provides a variety of heat transfer coefficients based on different thermal hydraulic conditions, which are essential for accurate reactor simulations."}
{"query": "The NRC is reviewing comments regarding the environmental assessment associated with the power operations at a nuclear facility.", "positive": "The purpose of the attached letter is to notify you of the issuance of the draft environmental assessment (EA) and draft finding of no significant impact (FONSI), including a NHPA Section 106 effects determination for the undertaking.", "negative": "The review process for environmental assessments often involves evaluating potential impacts on local ecosystems and determining compliance with federal regulations regarding air and water quality."}
{"query": "The NRC mandates that operators adhere to strict protocols for system evaluations during an operational period.", "positive": "The NRC requires licensees to perform safety assessments during operational periods to ensure compliance with safety standards.", "negative": "Operators must regularly review operational integrity assessments to identify potential areas of concern in system performance."}
{"query": "low-level waste disposal methods", "positive": "NUREG-1307, Revision 18, does not consider the use of alternative disposal methods or their potential impact to minimum decommissioning fund formula calculations.", "negative": "Effective management of low-level waste is essential to ensure compliance with regulations, where facilities must evaluate their operational efficiencies and the technological advancements in waste containment systems."}
{"query": "What are the specifications for Yankee Class fuel assemblies?", "positive": "Allowable Contents: Uranium oxide Yankee Class INTACT FUEL ASSEMBLIES listed in Table B2-2 and RECAGED FUEL ASSEMBLIES that meet the following specifications: a. Cladding Type: Zircaloy or Stainless Steel as specified in Table B2-2 for the applicable fuel assembly class (Note: Type A and Type B configurations in Table B2-2 identify variations in the arrangement of the outer row of fuel rods that accommodate the insertion of control blades in the reactor).", "negative": "The design and composition of fuel assemblies greatly influence the thermal efficiency and the overall safety features in reactor operations, addressing issues such as heat generation and neutron economy."}
{"query": "What are the operational requirements for ECCS in different plant modes?", "positive": "During an event requiring ECCS actuation, a flow path is required to provide an abundant supply of water from the RWST to the RCS via the ECCS pumps and their respective supply headers to a minimum of two cold leg injection nozzles.", "negative": "In operational mode 3, the requirements for maintaining adequate water levels in the reactor coolant system dictate that ECCS readiness must include regular checks on the alignment of the injection paths and the status of the auxiliary cooling systems."}
{"query": "operating license application audit", "positive": "The U.S. Nuclear Regulatory Commission (NRC) staff has prepared an audit plan related to the review of the SHINE Medical Technologies, LLC (SHINE) 'Application for an Operating License Supplement No.15, Submittal of the Phased Startup Operations Application Supplement,' dated January 27, 2022.", "negative": "The audit process for operating licenses includes a comprehensive evaluation of compliance with safety standards, requiring substantial documentation regarding operational protocols and safety measures."}
{"query": "What is the temperature control system in nuclear reactors?", "positive": "The measured RCS (Tavg) is used as the control parameter in this mode. The actual load is compared to Tavg. The resultant temperature control system is used to increase or decrease the NSSS load. Operation of the reactor rod control system is simply illustrated in the following.", "negative": "In the design of advanced reactors, maintaining a stable RCS is crucial for efficient heat transfer and reactor safety, particularly under varying operational conditions."}
{"query": "What is the process for amending a nuclear license?", "positive": "An amendment is a formal change to an existing license that can be requested by the licensee for various reasons, including updates to facility operations or compliance with regulatory requirements.", "negative": "In the context of nuclear facility regulation, changes in operational protocols or updates to safety procedures may arise from new technological advancements or revised safety standards."}
{"query": "What is the acceptable concentration level of nitrate in monitoring wells?", "positive": "Nitrate ACL = 351 mg/L", "negative": "Nitrate concentrations can fluctuate significantly in groundwater, often influenced by agricultural runoff and seasonal variations, impacting the long-term monitoring strategies."}
{"query": "The NRC emphasizes the need for detailed evaluation of aging management programs to effectively address material degradation such as crevice corrosion.", "positive": "Loss of material due to pitting and crevice corrosion could occur for stainless steel piping, piping components, piping elements, and tanks exposed to outdoor air.", "negative": "Aging management strategies must include monitoring for conditions that promote localized corrosion, including factors like temperature variations and the presence of moisture, which can significantly affect metal integrity."}
{"query": "What are the potential alternative energy sources for generating electric power?", "positive": "There exist many alternative energy sources for the generation of electric power by TVA. Some of these are the fossil fuels (coal, oil, and natural gas), nuclear fuel, and geothermal energy.", "negative": "The analysis of energy production trends indicates a growing interest in integrating renewable resources like wind and solar into the existing electric grid, yet substantial challenges remain regarding their reliability and storage."}
{"query": "BWR Vessel ID Attachment Welds program", "positive": "The BWR Vessel ID Attachment Welds program manages the effects of aging on the BFN Units 1, 2, and 3 Reactor Vessel Inside Diameter Attachment Welds that are within the scope of license renewal.", "negative": "The BFN Engineering Programs conduct evaluations on the structural integrity of welds associated with reactor vessel components to ensure compliance with safety regulations."}
{"query": "Trust models in security systems often evaluate factors that influence reliability and access control during data interactions.", "positive": "The Biba Model focuses on data integrity and enforces \"no write up\" (a subject cannot write data to a higher integrity level) and \"no read down\" (a subject cannot read data at a lower integrity level). Trust in this model is based on ensuring that data is not modified by untrusted or lower-level subjects.", "negative": "Many access control models, such as the Bell-LaPadula Model, emphasize confidentiality and ensure that users can only access information at or below their security level, illustrating how trust can vary in hierarchical systems."}
{"query": "What is the significance of Uranium in nuclear regulatory processes?", "positive": "Uranium is a heavy metal used as fuel in nuclear reactors and must be carefully monitored and regulated due to its radioactive properties.", "negative": "Regulatory frameworks often involve assessing radioactive materials, including their storage and transport, ensuring compliance with safety standards to prevent potential hazards."}
{"query": "What is the purpose of HTD ROC analysis in Final Status Surveys?", "positive": "Only the HTD radionuclide included as ROC (Sr-90) will be analyzed in the FSS confirmatory samples.", "negative": "The assessment criteria outlined in Appendix D detail the quality control measures employed during the FSS to ensure data accuracy."}
{"query": "delayed neutron fraction calculations", "positive": "Calculations of the effective delayed neutron fraction (\u03b2_eff) typically yield values no less than 0.70 percent at beginning of life and 0.50 percent at end of life for the first cycle.", "negative": "The determination of delayed neutron parameters is critical for reactor kinetics, with values indicating the importance of neutron lifetimes and the impact on reactor power control."}
{"query": "The analysis concluded on the presence of various nuclides in the solution under evaluation.", "positive": "?  = nuclide is part of an undetermined solution", "negative": "The study focused on the isotopic distribution and inventory of nuclides within the sample."}
{"query": "controlling earthquakes", "positive": "Following the procedure recommended in RG 1.165, the controlling earthquakes for low and high-frequency ground motions were determined. The magnitudes and distances for the controlling earthquakes for 1-2.5 Hz and 5-10 Hz are listed in Table 2.5-16.", "negative": "The assessment of seismic hazard often incorporates various ground motion models, which can provide insights into how different frequency ranges respond to seismic events. These models are crucial in developing design spectra for different buildings and structures."}
{"query": "What is a DSTP value in nuclear safety assessment?", "positive": "DSTP-100 has a value of 0.70259, which is utilized in various calculations related to nuclear safety assessments.", "negative": "In evaluating the safety of nuclear facilities, various parameters such as thermal efficiency and structural integrity play a crucial role, often influencing performance metrics."}
{"query": "The seismic load considered for the evaluation of structural integrity must meet specific safety criteria.", "positive": "D + E            |                                                                       |                                           |", "negative": "Wind load considerations play a significant role in ensuring that structures can withstand environmental pressures, yet they do not alone guarantee compliance with safety regulations for seismic activities."}
{"query": "site inundation bounding documentation", "positive": "As to the June 2010 Staff CAL direction to provide ONS site inundation bounding documentation, in an August 2010 response Duke included the results of simulation modeling intended to determine accurately ONS site water levels resulting from a hypothetical Jocassee Dam failure.", "negative": "The analysis revealed that various factors, including terrain variations and rainfall forecasts, significantly influence the hydrodynamic response of the region, which must be considered in any assessment of site inundation under catastrophic flood conditions."}
{"query": "The B1C25 Core Operating Limits Report Revision 1 outlines safety limits for operation with specific scenarios, including concurrent TBVOOS and SLO.", "positive": "Design Calculation 1B21-3021 Revision 1 documents Revision 1 of the B1C25 Core Operating Limits Report in support of allowing operation with TBVOOS and SLO concurrently.", "negative": "The B1C25 COLR Revision 1 includes the analysis of operating scenarios which allow for adjustments in safety parameters during concurrent systems operations."}
{"query": "what is the safety analysis report", "positive": "The Safety Analysis Report (SAR) provides a systematic assessment of the potential hazards associated with the operation of a nuclear facility, along with the measures and designs adopted to ensure safety and compliance with regulatory standards.", "negative": "A detailed evaluation of the operational risks and safety protocols is essential for assessing the overall safety culture within nuclear facilities, which must align with the latest industry benchmarks and regulatory expectations."}
{"query": "nuclear safety analysis", "positive": "Nuclear safety analysis involves the assessment of potential risks and the evaluation of the effectiveness of safety systems and procedures in place to prevent accidents and mitigate their consequences.", "negative": "Effective radiation shielding is critical in nuclear facilities to prevent exposure and ensure worker safety, yet its design and implementation are separate from the comprehensive safety assessments conducted for potential nuclear incidents."}
{"query": "The assessment of how chrome-coated cladding affects the FCM calculations is critical during the regulatory process.", "positive": "Section 7.4.3 evaluates the impact of Cr-coated clad on the FCM acceptance criterion and design calculations.", "negative": "The effects of various cladding materials on the thermal performance of fuel assemblies have been extensively analyzed, highlighting trends in corrosion resistance and structural integrity over multiple operational cycles."}
{"query": "how gap conditions are identified in legacy test data", "positive": "When the legacy test data indicates a gap, the phenomenon will be quantified by performing experiments.", "negative": "The analysis of legacy test data often involves examining discrepancies in performance metrics across various operational scenarios."}
{"query": "reactivity balance calculation", "positive": "Verification of SDM will be ensured by performing a reactivity balance calculation considering the effects listed in SR 4.1.1.1.1.e.", "negative": "Assessing the effectiveness of various control strategies is crucial, especially when determining how adjustments in control rod positioning might influence overall reactor performance."}
{"query": "What is the significance of gamma measurement in nuclear safety assessments?", "positive": "Gamma Measurement (in sleeve):\n| Interval     | Measurement |\n|--------------|-------------|\n| 5-6 ft       | 7.3k cpm    |\n| 6-7 ft       | 7.3k cpm    |\n| 7-8 ft       | 7.3k cpm    |\n| 8-9 ft       | 7.3k cpm    |\n| 9-10 ft      | 7.3k cpm    |", "negative": "The assessment of radiation levels in various intervals is crucial for ensuring regulatory compliance. For instance, measurements taken in the 5-7 ft range often indicate background radiation that must be monitored regularly, and high readings may necessitate further investigation into shielding effectiveness."}
{"query": "The NRC stipulates that having more than one operable instrument channel is essential for ensuring reliable status updates in case of an emergency.", "positive": "The OPERABILITY of the PAM instrumentation ensures there is sufficient information available on selected unit parameters to monitor and assess unit status following an accident.", "negative": "Guidance on the design criteria for diverse instrumentation and control systems emphasizes the need for redundancy in safety-related channels to mitigate potential failures during critical situations."}
{"query": "technical evaluation report in nuclear licensing", "positive": "On April 19, 2023, Framatome requested the Pacific Northwest National Laboratory (PNNL) technical evaluation report (TER) to aid in its evaluation of the Draft SE (issued April 17, 2023).", "negative": "The NRC's evaluation of the safety assessment methodologies often highlights the importance of technical documents in the licensing process, with various reports reviewed during meetings."}
{"query": "What is COBRA-FLX and its application in nuclear safety?", "positive": "COBRA-FLX is a thermal-hydraulic code developed for the analysis of nuclear reactor cooling systems, relying on critical heat flux correlation methods to predict local conditions under various operating scenarios.", "negative": "The design and operation of advanced reactor cores require complex thermal-hydraulic assessments to ensure safety margins are met, particularly in scenarios involving heat transfer and coolant flow dynamics."}
{"query": "Common Cause Failure definition", "positive": "Common Cause Failure (CCF) refers to an event where two or more systems or components fail simultaneously due to a shared cause, potentially leading to a significant impact on safety and operational reliability.", "negative": "The identification and analysis of potential failure modes in complex systems often involves studying interdependencies and vulnerabilities, which can provide insights into maintaining system integrity and reliability."}
{"query": "environmental assessment for nuclear regulatory submissions", "positive": "I'm happy to answer -- Nate and I are happy to answer any questions afterwards or during, but maybe it's limited during the presentation. Objectives, to purchase -- and also I'll say that this presentation is specific to Kentucky.", "negative": "The discussion focuses on the procedures to evaluate potential risks associated with land use adjacent to nuclear facilities, emphasizing the importance of comprehensive data to inform future development."}
{"query": "What are scour zone thicknesses in relation to sediment transport during flooding events?", "positive": "The scour-zone thicknesses in Table 29 represent the ambient source of suspended-load sediments.", "negative": "During high flow conditions, river bank erosion significantly influences sediment concentration, often correlating with the scour processes seen in various floodplain environments."}
{"query": "What is the process followed by the NRC to approve licensing projects for nuclear reactor operations?", "positive": "Ngola Otto\nProject Manager, Licensing Projects Branch\nDivision of Operating Reactor Licensing\nOffice of Nuclear Reactor Regulation\nUS Nuclear Regulatory Commission", "negative": "The NRC ensures that all safety criteria are met before operating licenses are granted, including detailed examinations of plant design and compliance with regulatory standards."}
{"query": "Residual Heat Removal in nuclear safety", "positive": "Residual Heat Removal (RHR) is a safety system used in nuclear reactors to remove residual heat from the reactor core after it has been shut down to avoid overheating.", "negative": "Emergency core cooling systems are critical in nuclear reactors and are designed to function during severe accidents to ensure the core remains cool and does not lead to a meltdown."}
{"query": "The construction of fire area boundaries incorporates various materials to ensure proper safety measures are in place.", "positive": "The boundaries for Fire Area 4 are walls, floors and ceilings constructed using reinforced concrete providing 3-hour barriers for the area.", "negative": "Fire area boundaries often utilize fire-resistant materials including intumescent coatings and other specialized barriers to enhance the overall performance in fire situations."}
{"query": "What is the significance of isotope activity and measurement units in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "In nuclear technology, the calibration of measurement instruments is crucial, as it affects the accuracy of isotope activity assessments and their subsequent applications."}
{"query": "What are the roles of Safety Injection Pumps in a LOCA scenario?", "positive": "In the event of a LOCA, both SIPs start automatically on receipt of an SI signal. During the injection phase, these pumps take suction from the RWST and deliver water to the RCS cold legs. Similar to the CCPs, flow to the SIPs is supplied from the containment emergency sump via the RHR pumps during the recirculation phase. The SIPs discharge to the RCS cold legs during cold leg recirculation and to the RCS hot legs during hot leg recirculation.", "negative": "In a LOCA situation, the containment spray system is activated to manage pressure levels and prevent overheating. These systems utilize water from the RWST to create a spray that helps to cool down the containment atmosphere, thereby maintaining structural integrity during the emergency."}
{"query": "nuclear criticality safety", "positive": "Chapter 5, Nuclear Criticality Safety, of License SNM-42 License Application outlines the safety measures and protocols that must be adhered to in order to prevent uncontrolled nuclear chain reactions.", "negative": "The analysis of potential accident scenarios in nuclear facilities includes evaluating how various factors can influence the likelihood of a criticality event, with a focus on material quantities and geometric configurations."}
{"query": "nuclear regulatory commission requirements", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for regulating the nation's civilian use of nuclear materials, ensuring that nuclear safety concerns are addressed through a series of rigorous licensing and oversight processes.", "negative": "Nuclear facilities must comply with a variety of standards imposed by oversight bodies to maintain operational integrity and safety, including regular inspections and assessments of emergency preparedness plans."}
{"query": "What is the NELAP certification and its significance in nuclear analytical methods?", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless otherwise noted in the analytical case narrative.", "negative": "NELAP certification processes include ensuring that laboratories comply with quality assurance and quality control protocols that align with environmental testing standards, which can enhance the credibility of reported results."}
{"query": "Aging Management Program in nuclear facilities", "positive": "As PG&E's responses to the industry OE described above indicate, there is reasonable assurance that implementation of the DCPP Structures Monitoring AMP will be effective in managing the aging of the in-scope structures and structural components through the PEO.", "negative": "The ongoing assessment of aging mechanisms in structural materials used at nuclear plants highlights the importance of monitoring corrosion rates and developing strategies to extend the service life of components."}
{"query": "radiological monitoring teams", "positive": "For NextEra stations, two Field Monitoring Teams are sufficient to perform on-site and off-site field monitoring activities.", "negative": "Field Monitoring Teams are essential for assessing environmental impacts and ensuring regulatory compliance during operations."}
{"query": "What are the safety guidelines for using groundwater in nuclear reactor operations?", "positive": "The NRC guidelines for groundwater usage in nuclear reactor operations emphasize the need for continual monitoring to ensure that groundwater does not become contaminated during the fuel cycle process.", "negative": "Regulatory frameworks often detail methods for evaluating groundwater flow in areas surrounding nuclear facilities, as this can impact the assessment of potential contamination risks."}
{"query": "electric lift system operations", "positive": "The Electric Lift System is designed to manage the lifting mechanisms of critical components within the reactor, ensuring proper operation and safety protocols during maintenance.", "negative": "The operational reliability of the lift systems is crucial for the overall functionality of the reactor, as it depends on various sensors and controls that monitor their status and performance."}
{"query": "Rad Liquid Scintillation Analysis", "positive": "Rad Liquid Scintillation Analysis includes measurements of radiological parameters such as Nickel-63, expressed in pCi/g, along with its associated uncertainty and minimum detectable concentration (MDC).", "negative": "The process of Liquid Scintillation Counting often requires optimal solvent selection to enhance the efficiency of detecting low-energy beta particles, thus improving measurement accuracy."}
{"query": "What are the tailpipe emissions from construction vehicles?", "positive": "Estimated Passenger Vehicle and Material Transport Tailpipe Emissions during Construction include measurements of THC, NOx, CO, PM10, SO2, and CO2 for various equipment types used.", "negative": "Recent analyses have identified the pollutants produced during the operation of heavy machinery on construction sites, emphasizing the importance of emission reduction strategies."}
{"query": "The NRC mandates specific enrichment levels depending on the assembly average burnup parameters.", "positive": "| Initial Assembly Avg. Enrichment w% 235U (E) | 40 < Assembly Average Burnup \u2264 41 GWd/MTU Minimum Cooling Time (years) | | | | | | | | |", "negative": "Regulatory frameworks for nuclear fuel management emphasize the importance of tracking enrichment variations and their impact on overall reactor efficiency."}
{"query": "The NRC requires precise measurements for isotopic compositions in various materials.", "positive": "Liquid Scint Ni63, Solid \"Dry Weight Corrected\" | Nickel-63 | 50.4 | +/3.53 | 3.28 | 5.00 | pCi/g | TXJI | 11/18/17 | 1302 | 1715705 | 12", "negative": "The analysis of isotopic ratios in uranium samples highlights the necessity for accurate calibration of detection methods to ensure data reliability."}
{"query": "What are the controls for high and very high radiation areas?", "positive": "RP-AA-460 (CONTROLS FOR HIGH AND VERY HIGH RADIATION AREAS) outlines the necessary measures to ensure safety in areas where radiation levels are elevated, specifying access restrictions and monitoring protocols.", "negative": "Radiation safety protocols also include conducting regular assessments of environmental contamination and worker exposure levels to ensure compliance with health standards."}
{"query": "The analysis focused on potential flooding scenarios caused by upstream dam failures and their effects on nuclear plant safety.", "positive": "The elevation for the top of foundation at the Intake Structure is 965.15 ft NAVD88 and this was used for computation of wave runup and total water levels for the Intake Structure.", "negative": "Considerations regarding the maximum flood levels that could be generated by severe weather events and their relationship to structural integrity were analyzed in the context of hydrodynamic modeling."}
{"query": "nuclear regulatory licensing process", "positive": "The nuclear regulatory licensing process involves a series of steps that ensure the safe construction and operation of a nuclear facility, including detailed safety assessments and compliance with legal requirements.", "negative": "A comprehensive review of existing regulations highlights the various compliance measures that operators must adhere to when establishing safety standards for nuclear power plants."}
{"query": "What is the purpose of the proposed license amendment for control rod H-08?", "positive": "The proposed license amendment would revise TS 4.2.2 to add a note permitting operation with 52 control rods during Cycle 28 in lieu of the 53 control rods normally required per TS 4.2.2.", "negative": "The operational efficiency of control rods is often evaluated through performance assessments that analyze their contribution to reactor safety and power output."}
{"query": "What is the aging management program (AMP) referenced in NUREG-2191?", "positive": "The aging management program listed for NUREG-2191 line item is consistent with the component, material, environment, and aging effect.", "negative": "The guidelines in NUREG-2191 emphasize the importance of monitoring various components for potential aging-related degradation methodologies."}
{"query": "What is the importance of the Failure Probability in nuclear risk assessments?", "positive": "The failure probability (demand) is a critical metric in assessing the reliability of safety systems during potential loss of coolant accidents (LOCAs).", "negative": "In assessing nuclear facility safety, the reliability of various safety features, such as containment systems and emergency core cooling systems, is evaluated using a series of probabilistic risk assessments that measure various potential failure modes."}
{"query": "What is an aging management program (AMP) in nuclear safety?", "positive": "AMP is consistent with NUREG-2191 line item.", "negative": "The implementation of quality assurance measures is critical to ensure that aging systems at nuclear facilities can safely function throughout their operational life."}
{"query": "The NRC assesses the impact of local businesses on nuclear plant operations.", "positive": "The NRC requires licensees to evaluate the effects of facilities in the vicinity of a nuclear power plant on their safety and operations.", "negative": "Local manufacturing operations near nuclear facilities can influence supply chains and logistics, affecting operational efficiency."}
{"query": "What are the required land metrics for wind energy generation?", "positive": "The DOE developed land use metrics for wind generation of 2.47 acres per MW for disturbed area. A further breakdown of this disturbed area is 0.74 acres per MW hosting permanent structures and supporting facilities such as transformers and access roads and 1.73 acres per MW for temporary land use to support construction.", "negative": "Recent studies indicate that the efficient siting of wind farms necessitates considering factors such as wind resource quality and availability, as well as proximity to existing electrical infrastructure, which can significantly influence overall project feasibility."}
{"query": "What is the significance of seismic events for nuclear plant safety?", "positive": "Table 3.5-2 lists historic seismic events of intensity IV or greater within 200 miles of the MNGP, detailing their dates, magnitudes, and locations, which are crucial for assessing seismic hazards and ensuring safety measures are in place.", "negative": "Seismic design principles for nuclear facilities require thorough analysis of ground motion characteristics and local geological conditions to ensure structures can withstand potential disturbances."}
{"query": "masonry walls aging management", "positive": "Masonry walls: Interior, intended for shelter/protection, are made from concrete block and located in an air - indoor, uncontrolled environment. The aging effect requiring management includes cracking.", "negative": "Masonry structures, which also serve as protective barriers, often utilize brick and mortar construction methods and are exposed to varying humidity levels. The deterioration commonly observed includes disintegration of joints and appearance of efflorescence."}
{"query": "What are the temperature limits for the CC HX during RH cooldown service?", "positive": "Maximum temperature for the CC HX is 105\u00b0F except for the first 3 hours of placing RH cooldown on service. During this time, CC HX outlet temperature must be maintained less than or equal to 120\u00b0F.", "negative": "During the operation of the RH cooldown, it is critical to monitor the heat exchanger performance parameters to ensure system reliability, particularly focusing on the inlet temperature and flow rates to maximize heat transfer efficiency."}
{"query": "nonradioactive waste impacts", "positive": "NONRADIOACTIVE WASTE IMPACTS refer to the effects and considerations related to waste that does not contain radioactive material, particularly in the context of managing environmental and public health risks associated with waste management practices.", "negative": "The management of nonhazardous waste often involves evaluating its influence on local ecosystems, including the effects of disposal methods on soil health and groundwater quality."}
{"query": "What is the risk of river diversion in nuclear safety assessments?", "positive": "In the NRC staff's assessment report of the FHHR, the NRC confirmed that the reevaluated hazard from channel migrations or diversions is not bounded by the current design-basis flood hazard. However, the staff also confirmed the licensee's conclusion that the flood hazard from channel migrations or diversions alone would not inundate the site and this hazard did not need to be included within the scope of the Integrated Assessment.", "negative": "The evaluation of potential flooding scenarios considers various hydrological factors, including upstream reservoirs and their capacity to manage inflows. This comprehensive analysis ensures that all possible water levels are assessed to maintain structural integrity, although it may not specifically list river diversion as a standalone hazard."}
{"query": "The loads on the ice basket contribute significantly to the structural considerations in nuclear reactor design.", "positive": "Ice basket loads are critical for safety evaluations and structural integrity within nuclear design, with specific measurements documented for various elevations.", "negative": "Structural analyses in nuclear reactor frameworks often involve calculating load distributions under varying conditions, which influence the overall design parameters."}
{"query": "The enhancement of the DCPP Reactor Head Closure Stud Bolting Aging Management Program aims to ensure that the aging effects are effectively managed for component functions.", "positive": "The DCPP Reactor Head Closure Stud Bolting AMP, with an enhancement, will provide reasonable assurance that the effects of aging will be managed so that the intended function(s) of components within the scope of the AMP will be maintained consistent with the CLB during the PEO.", "negative": "A thorough review of the DCPP Reactor\u2019s structural integrity assessments highlights the critical need for consistent evaluations to address any potential degradation in system components."}
{"query": "The table lists various nuclides along with their activity measurements and corresponding uncertainties.", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|--------------|------------|------------|-------------------------------|------------------------------|----------|", "negative": "The analysis of the activity levels of several isotopes revealed variability in their measured uncertainties, affecting the overall assessment of their stability in specific conditions."}
{"query": "What actions are required to ensure the operational readiness of Unit 2's A.C. power sources?", "positive": "At 15:00 and in accordance with Unit 2 LCO 3.8.1.1 (A.C. Sources \u2013 Operating), the crew must perform action(s) 1 ONLY.", "negative": "The recent tests on the backup power systems for Unit 2 confirmed that they maintained stability under load conditions but revealed some minor fluctuations during voltage regulation."}
{"query": "safety subsystem block diagram", "positive": "The Safety Subsystem Block Diagram includes components such as Safety Monitors and Local Control, demonstrating how the system isolates data and manages operations across different displays and processors.", "negative": "In designing the safety framework, various redundancies must be integrated into each sensor node to maintain operational integrity and ensure that all components can communicate effectively during fault conditions."}
{"query": "What are the permitted air emission sources for nuclear facilities?", "positive": "| Emission Source | Description                     | Capacity Rating                      | Permit Conditions                       |\n|------------------|---------------------------------|--------------------------------------|-----------------------------------------|\n| EU 001           | Heating boiler                  | 29.2 MMBtu/hour                      | May burn distillate fuel oil only containing no more than 0.3% by weight sulfur. Propane may be used for startup. Total PM limited to 0.40 pounds/MMBtu. Opacity shall not exceed 20% except for one 6-minute period per hour of not more than 60% opacity. |", "negative": "| EU 003           | Combined heat and power system  | 50 MMBtu/hour                        | Designed to utilize natural gas while meeting specific emission reduction targets. Requires continuous monitoring of NOx emissions and compliance with stringent thermal efficiency standards."}
{"query": "copper alloy heat exchanger tubes", "positive": "Consistent with NUREG-1801. Reduction of heat transfer of copper alloy heat exchanger tubes exposed to steam is managed by the DCPP Water Chemistry AMP (B.2.3.2). The DCPP One-Time Inspection AMP (B.2.3.19) will verify the effectiveness of the DCPP Water Chemistry AMP (B.2.3.2) to manage reduction of heat transfer.", "negative": "The reliability of various materials, including those subjected to thermal fatigue, can significantly influence the overall performance of heat exchangers in nuclear applications."}
{"query": "What is the function of the Source Range Monitor System in a nuclear reactor?", "positive": "Ability to predict and/or monitor changes in parameters associated with operation of the SOURCE RANGE MONITOR SYSTEM including: Reactor power.", "negative": "The Source Range Monitor System is crucial during reactor startup for detecting changes in neutron flux and ensuring safe operational limits are maintained."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors is governed by a strict framework that includes evaluations of safety, environmental effects, and financial qualifications before any construction or operational licenses are granted.", "negative": "The evaluation of nuclear facilities often involves detailed assessments of operational risks and emergency preparedness measures to ensure compliance with established safety protocols."}
{"query": "What is the role of the IC System in nuclear safety?", "positive": "Provide a heat sink for decay heat removal from the reactor vessel following a reactor scram and isolation from the main condenser.", "negative": "The integrity of the containment system is assessed based on the performance of backup cooling systems during emergency scenarios."}
{"query": "What is the process for renewing a nuclear power plant operating license?", "positive": "As part of the process, the U.S. Nuclear Regulatory Commission (NRC) requires that the subsequent license renewal application include an environmental report (ER) that assesses the impacts from continued operation and any refurbishment to be undertaken to enable the continued operation of the unit.", "negative": "The NRC evaluates various safety protocols and performance metrics in order to determine compliance with the existing operational standards of the plant, ensuring all technical specifications are consistently adhered to."}
{"query": "What is the purpose of the Biological Shield Survey Test in nuclear plants?", "positive": "1. To document the radiation levels in accessible locations of the plant outside of the biological shield while at power.", "negative": "The test procedures include detailed instructions on the calibration of radiation detection equipment to ensure accurate measurements."}
{"query": "What is the role of nuclear licensing in regulatory processes?", "positive": "Nuclear licensing is the regulatory process by which the U.S. Nuclear Regulatory Commission (NRC) grants authority to operate a nuclear facility to ensure safety and compliance with federal regulations.", "negative": "The process of nuclear safety evaluations involves assessing design features and operational procedures to identify potential risks associated with facility operation."}
{"query": "The NRC mandates that water levels in the steam generator must be maintained at a minimum of 6% to ensure operational safety.", "positive": "Verify steam generator secondary side water levels are \u2265 6% narrow range for required RCS loops.", "negative": "Maintaining precise water chemistry is essential to prevent corrosion and ensure optimal heat transfer in the steam generator."}
{"query": "What are steam generator inspections in the context of nuclear reactors?", "positive": "The Fall 2020 Steam Generator Inspections for Watts Bar Nuclear Plant, Unit 2, were conducted to evaluate the condition and operational integrity of the steam generators, which play a crucial role in the heat exchange process of the reactor.", "negative": "Routine maintenance checks for nuclear facilities often involve extensive evaluations of the heat exchange systems, including thorough assessments of the steam generators to ensure optimal performance and safety standards."}
{"query": "mitigating strategies in nuclear licensing", "positive": "Near-Term Task Force (NTTF) - Recommendation 2.1 Mitigating Strategies", "negative": "The establishment of guidelines for assessing the safety of nuclear facilities involves numerous parameters, including regulatory compliance and risk management frameworks."}
{"query": "what is gamma spectrum analysis", "positive": "Gamma Spectrum Analysis involves the use of a detector to analyze the energies and intensities of gamma rays emitted from radioactive sources, often for purposes such as identifying isotopes or quantifying radioactivity levels.", "negative": "In gamma ray detection, the selection of appropriate shielding materials is crucial to minimize background radiation and enhance the measurement sensitivity during experiments."}
{"query": "Ensure that the task description and number are specified before using the JPM.", "positive": "Task standards identified and verified by SME review.", "negative": "Confirm that all task protocols align with established metrics."}
{"query": "What is the role of Nickel-63 in radiological analysis?", "positive": "| Nickel-63        | U             | 0.432      | +/-1.76          | 3.01    | 5.00    | pCi/g     | TXJ1    | 05/25/18    | 1759     | 1763518   | 12          |", "negative": "**Isotope:** Nickel-63  \n**Detection Method:** Beta counting  \n**Half-life:** 100.1 years  \n**Common Applications:** Used in radioluminescent devices and some nuclear batteries  \n**Safety Precautions:** Storage must comply with regulations regarding radioactive materials  \n**Decay Process:** Involves beta decay to stable Copper-63."}
{"query": "The NRC mandates that operators must adhere to safety licensing requirements...", "positive": "The NRC is responsible for licensing nuclear reactors, ensuring their safe operation and compliance with safety regulations.", "negative": "The NRC also oversees the evaluation of new reactor designs, focusing on their adherence to established safety criteria during the approval process."}
{"query": "The NRC assesses the mechanical integrity of bolting used in reactor closure during the aging management review.", "positive": "Bolting (Closure) is classified as a Mechanical Closure with intended function to maintain system containment; the aging effects requiring management include Loss of Material and Loss of Preload, specifically for Carbon Steel and Stainless Steel materials.", "negative": "Reactor components undergo regular inspection to ensure structural soundness, particularly in areas vulnerable to fatigue and corrosion, which can affect their operational lifespan."}
{"query": "nuclear licensing amendments", "positive": "ITAAC Deleted Per License Amendment 113", "negative": "The safety evaluations for nuclear plant modifications often require extensive documentation and compliance with regulatory standards."}
{"query": "What is the maximum initial enrichment for BWR fuel assemblies?", "positive": "Maximum initial enrichment is the peak planar-average enrichment.", "negative": "The design of the fuel assembly influences core performance and thermal limits during operation."}
{"query": "The design of the reactor building must accommodate various operational dynamics and safety parameters.", "positive": "Figure 3-88. Reactor Building, First Horizontal Mode, f = 4.97 cps (Finite Elements)", "negative": "Structural integrity assessments are critical to ensure that the reactor building can withstand seismic events and other external forces."}
{"query": "Low Pressure Coolant Injection System aging management", "positive": "The following aging management programs manage the aging effects for the Low Pressure Coolant Injection System components: - Bolting Integrity (B.2.1.10) - External Surfaces Monitoring of Mechanical Components (B.2.1.23) - Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) - Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks (B.2.1.28) - One-Time Inspection (B.2.1.20) - Open-Cycle Cooling Water System (B.2.1.11) - TLAA - Water Chemistry (B.2.1.2)", "negative": "The degradation of components in nuclear systems can often be linked to the conditions present during operation, such as thermal and mechanical stresses, which necessitate regular assessments for compliance and safety."}
{"query": "nuclide activity measurement", "positive": "Co-60 has an energy of 1173.22 keV and an activity level of -1.228E+002 pCi/M\u00b2, which is critical for calculating radiation exposure in regulatory filings.", "negative": "Accurate quantification of decay rates and emissions from isotopes is vital for developing safety protocols in nuclear facilities, influencing operational standards and monitoring requirements."}
{"query": "The regulations mandate that licensees conduct frequent inspections to assess compliance with safety standards.", "positive": "Safety evaluations must be performed periodically to ensure that all systems are functioning within their specified limits and safety requirements.", "negative": "Regular maintenance checks are crucial for ensuring that all equipment operates safely and efficiently, often involving detailed assessments of machinery and systems."}
{"query": "one-time inspection for pressure boundary components", "positive": "One-Time Inspection (B.2.1.20)", "negative": "The importance of conducting One-Time Inspections (B.2.1.20) cannot be overstated, especially in relation to identifying potential degradation in critical safety mechanisms."}
{"query": "What is the function of the Containment Spray System in a nuclear plant?", "positive": "The Containment Spray System (CSS) and the Containment Cooling System (CCS) function to limit the pressure and temperature within the Containment Building during post-accident conditions.", "negative": "The Containment Cooling System is designed to manage thermal loads by circulating coolant to maintain structural integrity, ensuring effective heat removal during emergencies."}
{"query": "The BWRVIP Guidelines mandate enhanced examination methods to detect flaws in core support structures more effectively than traditional techniques.", "positive": "BWRVIP recommended examinations of integrally welded core support structures are focused on the known susceptible areas of this structure, including the welds and associated weld heat affected zones.", "negative": "The BWRVIP requires an EVT-1 or UT of core support structures."}
{"query": "The instrumentation tasked with monitoring accidents includes 2PT-403, which is essential for safety regulations.", "positive": "In accordance with Unit 2 LCO 3.3.3.7 (ACCIDENT MONITORING INSTRUMENTATION), 2PT-403 (RCS Pressure) is credited as accident monitoring instrumentation.", "negative": "The reactor safety systems must also comply with stringent environmental protection standards."}
{"query": "nuclear licensing regulatory process", "positive": "The regulatory process for nuclear licensing involves a series of steps that include the submission of safety-related documents, environmental reviews, and public hearings to ensure compliance with safety standards.", "negative": "The operational parameters of the McGuire Nuclear Station include the temperature, pressure, and flow rates essential for maintaining standard reactor performance."}
{"query": "The Mississippi River serves as a significant freshwater source for various industrial and commercial activities, which necessitates careful monitoring of intake rates...", "positive": "The Maximum Rate (gpm) listed for Southeast Wood Fiber is 445,200, indicating the volume of water that can be drawn for industrial use.", "negative": "Various companies utilize the surface water intakes on the Mississippi River to support multiple sectors, including irrigation and energy production."}
{"query": "loss of coolant accident (LOCA) analysis", "positive": "Include LOCA initiators | Dominant identified contributor to challenges to ECCS suction strainer", "negative": "- A review of BWR Fire PRAs has found that pipe breaks in the primary system (LOCAs) are negligible contributors to the risk profile."}
{"query": "To confirm compliance with the regulatory requirements, a peer review is necessary to show that the national consensus PRA standard's goals have been achieved.", "positive": "In general, if a national consensus PRA standard is used to demonstrate conformance with regulatory position C.1, the national consensus PRA standard should be based on a predetermined set of principles and objectives.", "negative": "The NRC's regulatory review process focuses on ensuring that all safety systems are tested and validated according to rigorous standards."}
{"query": "The process of applying for and obtaining a nuclear license involves thorough regulatory review.", "positive": "Nuclear power plants must obtain a license from the Nuclear Regulatory Commission (NRC) before they can operate, ensuring that they comply with safety and environmental regulations.", "negative": "The quarterly maintenance check is essential for ensuring that all systems in the facility are operating correctly."}
{"query": "What is the purpose of the Component Cooling Water System in nuclear plants?", "positive": "The Component Cooling Water System is designed to perform a pressure boundary function and is essential for maintaining system integrity in nuclear plants.", "negative": "The strainer element serves to filter the closed-cycle cooling water, ensuring that any potentially harmful debris is caught before it can impact system performance."}
{"query": "radiopharmaceutical extravasation monitoring", "positive": "I agree with the previous comments by the nuclear medicine physician and technologist statements that there are very few extravasations and hence very little potential for untoward consequences from extravasation.", "negative": "The need is to monitor all quality processes and ensure compliance with safety standards, which is crucial for maintaining operational integrity."}
{"query": "voltage-based alternate repair criteria", "positive": "The voltage-based alternate repair criteria are designed to address the integrity of steam generator tubing that is affected by outside diameter stress corrosion cracking (ODSCC).", "negative": "U.S. NRC letter to Energy Harbor Nuclear Corp., \"BEAVER VALLEY POWER STATION, UNITS 1 AND 2 - ISSUANCE OF AMENDMENT NOS. 305 AND 195 TO MODIFY PRIMARY AND SECONDARY COOLANT ACTIVITY TECHNICAL SPECIFICATIONS (EPID L-2019-LLA-0223),\" September 2020."}
{"query": "What is the significance of energy peaks in radiation measurement?", "positive": "Energy peaks in radiation measurement indicate the specific energies at which gamma rays are detected, with each peak corresponding to a particular radionuclide or interaction process.", "negative": "The ambient background for the measurements was noted to be 4.18E+01 counts, which contributes to the overall data uncertainty."}
{"query": "What are the aging management programs for closure bolting in nuclear facilities?", "positive": "Closure bolting is used for mechanical closure and structural support, it is typically made of high-strength steel, stainless steel, or other types, and is evaluated for aging effects such as cracking due to Stress Corrosion Cracking (SCC) and loss of preload due to thermal effects, which is managed under the Bolting Integrity program.", "negative": "Heat exchanger components are categorized under pressure boundaries and made of materials such as stainless steel and are subject to loss of material due to pitting and crevice corrosion, requiring a one-time inspection."}
{"query": "What is the reporting limit for nuclear sample analysis?", "positive": "The reporting limit (RL) for the analysis indicates the minimum concentration of a substance that can be reliably detected by the analytical method used in the test.", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The design of the casing cooling pumps ensures they are capable of handling significant flow rates, which is critical for maintaining safety.", "positive": "The casing cooling pumps are seismically designed, QA Category I, single-stage, centrifugal pumps. The design capacity of the Unit 1 casing cooling pumps is 3000 gpm and the design capacity of the Unit 2 casing cooling pumps is 1000 gpm.", "negative": "All spray headers have a combination of spray nozzle types that are oriented to obtain a wide distribution of varying size spray droplets."}
{"query": "What measures are required to ensure a nuclear plant operates within acceptable limits during load following?", "positive": "At the level of regulation, what we would essentially mandate is that one of three measures has to be in place to keep the plant from departing from acceptable operating regime during load following.", "negative": "The use of an automated control system,"}
{"query": "reactor coolant system", "positive": "The reactor coolant system is designed to remove heat from the reactor core and transfer it to a secondary system for power generation or to heat exchangers for cooling.", "negative": "The emergency response team reviewed the evacuation plans and ensured that all personnel were familiar with the emergency exits and assembly points."}
{"query": "NRC stakeholders believe the agency has shifted its expectations regarding the resolution of Key Technical Issues (KTIs) over time.", "positive": "Many stakeholders believe that NRC is changing what it expects of DOE regarding the resolution of the KTIs.", "negative": "Some stakeholders find that the agency has since learned to engage the public and keep them informed."}
{"query": "The NRC has established guidelines for regulatory compliance related to safety inspections and audits.", "positive": "The Agreement State Program allows the NRC to delegate some regulatory responsibilities to state governments, provided they meet certain safety standards.", "negative": "The NRC allocates resources to improve its technical capabilities by investing in research and development initiatives."}
{"query": "What are the consequences of varying the pressure within the VCT on the leakoff from the RCP seals?", "positive": "A2.05: Effects of VCT pressure on RCP seal leakoff flows", "negative": "The NRC emphasizes the importance of understanding reactor operations and their safety implications over time."}
{"query": "What is the purpose of reactor building isolation valves?", "positive": "This periodic verification is necessary to ensure that the reactor building penetrations required to be isolated following an accident and no longer capable of being automatically isolated will be in the isolation position should an event occur.", "negative": "With two reactor building isolation valves in one or more penetration flow paths inoperable, the affected penetration flow path must be isolated within 1 hour."}
{"query": "What is GALILEO Fuel Rod Thermal-Mechanical Methodology?", "positive": "In Reference 1 the NRC accepted the Topical Report ANP-10323P, Revision 1, \"GALILEO Fuel Rod Thermal-Mechanical Methodology for Pressurized Water Reactors\" for referencing in license applications and requested that Framatome publish approved versions of the report.", "negative": "There are no commitments contained within this letter or its enclosures."}
{"query": "The NRC requires that any alternative to the Inservice Testing Program must include a detailed technical evaluation about the mechanical systems involved.", "positive": "By letter dated March 15, 2022, (Agencywide Documents Access and Management System (ADAMS) Accession No. ML22074A315), as supplemented by a letter dated June 28, 2022 (ML22179A357), Tennessee Valley Authority (the licensee) submitted a request for an alternative to the Inservice Testing (IST) Program requirements for Sequoyah Nuclear Plant, Units 1 and 2, respectively.", "negative": "The ERW attached drawing shows 8\u201d and 10\u201d swing check valves (page 3 of Attachment 1) for the Salem plant. Clarify that this drawing is also applicable for TVA 8\u201d and 10\u201d valves."}
{"query": "nuclear fuel cycle", "positive": "The nuclear fuel cycle encompasses several steps, including the mining of uranium, enrichment of uranium, use in nuclear reactors, and ultimately the management of spent fuel.", "negative": "The safety of a nuclear reactor is significantly dependent on the design of its containment structures, which prevent the release of radioactive materials in the event of an accident."}
{"query": "Degraded Voltage Time Delay Relay", "positive": "For the Division III Degraded Voltage Time Delay Relay, the following relationship has to be maintained: NTSP\u208d\u1d20\u2080\u02b3\u208a\u1d05\u1d35\u2095\u2081\u2097\u2099\u2099\u2090\u2095\u2081\u208c\u208d\u208d\u208c\u20a6\u2090\u208c\u208c\u2091\u208c\u208c\u208ctest\u2092\u2089\u208a\u20a9 = NTSP\u208d\u1d20\u2080\u02b3\u208a\u1d05\u1d35\u2095\u2081\u2097\u2099\u2099\u2090\u2095\u2081 \u2090\u208a\u2088\u209b\u208a\u2087\u208f\u208a\u2090\u2089\u208a\u208f\u208a\u209b\u209c\u2093\u2093\u208f\u2099\u208c\u208c\u208c\u208c \u20a6\u208c\u208c\u209a\u2261\u208d\u2081\u2077 \u208c\u2093\u209f\u208d\u208d\u208c\u209c\u2091\u2264", "negative": "The As-Left and As-Found Tolerances for the Degraded Voltage Time Delay Functions were not calculated in input Calculations IP-E-0035 (Input 4.5.5) and IP-E-0036 (Input 4.5.6), and therefore, will be calculated here. The time delay functions' tolerances will."}
{"query": "What are the criteria for SI termination in nuclear reactor operations?", "positive": "Checks if SI Termination Criteria is MET: \u2022 RCS Subcooling >40\u00b0F \u2013 NO \u2022 Secondary Heat Sink (SG >13% or AFW Flow >240x103) \u2022 RCS Pressure rising or stable \u2013 NO Lowering \u2022 Pressurizer Level >20%", "negative": "Maintains SG narrow range levels 27% - 50%. Directs chemistry to initiate post-accident sampling."}
{"query": "Licensees must submit detailed reports that include safety analysis and system design for review.", "positive": "The safety analysis required for reactor licensing applications must demonstrate conformance with specified regulatory criteria and standards.", "negative": "Regular maintenance and inspections are critical for the long-term operation of the facility to ensure reliability and service continuity."}
{"query": "The assessment of surface dose rates must include multiple target points on the cask.", "positive": "Measure dose rates at eight target points (0, 45, 90, 135, 180, 225, 270, and 315 degrees) on each plane, at center of each inlet and outlet, and at a point in between each inlet and outlet.", "negative": "Each cask features a significant amount of concrete that provides structural integrity and helps in radiation shielding."}
{"query": "defueling tools in nuclear safety", "positive": "Experience revealed that tool inventory and control were essential to efficient operations. Spare parts should be provided for all tools that risked breakdown during normal defueling activities and that could cause a significant delay in defueling activities.", "negative": "Various fluids were tested for use in the defueling hydraulic system. After initiating defueling, a problem was encountered with the "}
{"query": "What is the purpose of SSC categorization in nuclear power plants?", "positive": "The categorization of Structures, Systems, and Components (SSCs) is essential for ensuring that safety-related features in nuclear power plants are identified and managed according to their significance to safety, as outlined in the Regulatory Guide 1.201.", "negative": "The NRC also assesses the environmental impacts of proposed actions as part of the licensing process in order to ensure compliance with the National Environmental Policy Act."}
{"query": "Liquid Process Radiation Monitor", "positive": "**DESCRIPTION:** Liquid Process Radiation Monitor Channel/Recorder Check", "negative": "**REQUIREMENTS:** ODCM SR 2.1.2.c.2, Table 2.1-2"}
{"query": "The critical heat flux correlation is validated using specific test data described in the documentation.", "positive": "The HTP CHF test data is described in Table B-2. This is used exclusively for validation of the correlation with no contribution to the defining data set (see Table 6-4).", "negative": "Table B-2 includes various safety parameters that are critical for ensuring reactor integrity during operation."}
{"query": "aging management evaluation of nuclear components", "positive": "Aging Management Program: Structures Monitoring Program (B.2.3.33)", "negative": "Liner Spent Fuel Pool: Structural Pressure Boundary | Stainless Steel | Submerged (Structural) (Ext) | Cracking Loss of material"}
{"query": "The Turkey Point Units are subject to a variety of federal, state, and local regulations that oversee their environmental impacts and operational procedures.", "positive": "The comprehensive regulatory controls and permits in place and PTN\u2019s compliance with them, guided by their internal procedures, would mitigate impacts to aquatic resources from PTN\u2019s continued operations during the SLR operating term.", "negative": "The Turkey Point barge basin was developed in association with the original Units 1 and 2 and is used for transport of material and large components to the PTN site."}
{"query": "What tools are available for stakeholders to interact with regulatory information?", "positive": "Empower stakeholders with data analytical tools, including a secure, flexible, and personalized self-service gateway to retrieve, submit, and/or interact with regulatory related information and assessment tools through a standard web browser.", "negative": "The reactor core is designed to sustain a controlled nuclear reaction while ensuring the containment of radioactive materials."}
{"query": "The NRC mandates that all license applicants submit comprehensive data regarding their safety and operational protocols.", "positive": "The NRC requires that all licensees submit various reports related to safety analysis for their nuclear facilities.", "negative": "The comprehensive review of reactor designs involves evaluating their thermal efficiency and power output at varying operational levels."}
{"query": "The permittee must ensure that all necessary reports, including the Discharge Monitoring Reports, are signed by the responsible official or duly authorized representative.", "positive": "All reports and forms required to be submitted by this permit, the AWPCA and the Department's Rules, shall be electronically signed (or, if allowed by the Department, traditionally signed) by a \u201cresponsible official\u201d of the permittee as defined in ADEM Administrative Code Rule 335-6-5-.14 or a \u201cduly authorized representative\u201d of such official as defined in ADEM Administrative Code Rule 335-6-5-.14 and shall bear the following certification:", "negative": "If the E2 Reporting System is down on the 28th day of the month in which the DMR is due or is down for an extended period of time, as determined by the Department, when a DMR is required to be submitted, the permittee may submit the data in an alternate manner and format acceptable to the Department."}
{"query": "demineralizer system operation", "positive": "The demineralizers are capable of operation in continuous or intermittent service. The system is operated to maintain the water quality requirements of the nuclear steam supply system supplier. In addition, the ion concentrations, particularly sodium and chloride, are maintained within the effluent requirements given in paragraph 10.4.6.2.4.4.", "negative": "Table 10.4.6-2 lists the concentrations of corrosion products and other impurities in the influent condensate used as a design basis for two operating conditions, startup or design maximum and expected operation."}
{"query": "What are the Docket Numbers relevant to a nuclear reactor licensing application?", "positive": "Docket Nos. 50-250, 50-251, 50-266, 50-301, 50-335, 50-389, and 50-443", "negative": "If you have any questions, please contact me by telephone at 301-415-2048 or by e-mail to Justin.Poole@nrc.gov."}
{"query": "What are the implications of allowing Very Low-Level Waste to be disposed of without a nuclear license?", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "Sending it to hazardous or industrial sites is even worse because the radioactivity can react with other chemicals, making leaks to air and water exponentially more harmful than they are already."}
{"query": "What are the requirements for providing medical evaluations to substantiate an applicant's fitness for operation?", "positive": "\u201cSupporting medical evidence\u201d consists of the findings, laboratory data, examination results, diagnoses and treatment plans (such as prescribed medications, use of therapeutic devices and planned monitoring) that support a determination of whether or not an individual meets the physical condition and general health requirements to be licensed as an operator.", "negative": "Commonly reported conditions involving medications include diabetes and thyroid disease."}
{"query": "The NRC stipulates that two automatic actuation logic channels for engineered safety features must be operational to ensure safety.", "positive": "Functional Units 1.e, 2.d, 3.d, 4.d, 5.e, 6.d, and 8.e \u2013 Two ESF Automatic Actuation Logic channels shall be operable", "negative": "The PRA model only includes credit for a single under voltage relay per vital bus."}
{"query": "What are the population siting criteria for advanced nuclear plants?", "positive": "They did screen out those that didn't meet current population siting criteria.", "negative": "This just elaborates again on that report that Christine previewed."}
{"query": "What is the function of the Control Rod Drive System (CRDS) in a nuclear reactor?", "positive": "Knowledge of CRDS design feature(s) and/or interlock(s) which provide for the following: Boration and dilution.", "negative": "Since rod control speed can vary from 8 SPM to 72 SPM with Rod Control in automatic, all distractors are plausible."}
{"query": "start-up physics tests in nuclear reactors", "positive": "Hot Zero Power Tests include reactivity computer checkout and measurements of boron endpoints at various control bank configurations such as ARO and D banks.", "negative": "Power Ascension Tests consist of several measures including a 30% power flux map and pseudo-dropped-rod tests at 50% power."}
{"query": "Class IV VRM area definition", "positive": "The Crownpoint project area is within a Class IV VRM area.", "negative": "The site is approximately 5 km [3 mi] east of the border of the Navajo Nation."}
{"query": "What is the operation of the Containment Spray system during E-1.3?", "positive": "The Containment Spray pumps do not trip on RWST level; they are stopped by the operator at 4% RWST level. The system is aligned to RHR for spray purposes.", "negative": "The crew will align Containment Spray from a train of RHR."}
{"query": "What is the process for submitting license amendment requests to the NRC?", "positive": "March 1, 2021 \u2013 Submit LARs to NRC", "negative": "January 21, 2021 \u2013 Pre-submittal teleconference with NRC"}
{"query": "financial surety in nuclear licensing", "positive": "The HMC 2023 surety was last adjusted on February 12, 2024, in the amount of $99,453,303.", "negative": "This was based on a 3.6 percent increase in the consumer price index for all urban consumers (CPI-U) from the end of March 2023 (320.715) through the end of March 2024 (332.202)."}
{"query": "What is the significance of Zirconium alloy in nuclear fuel cladding?", "positive": "The cladding of nuclear fuel made of Zirconium alloy ignites and burns in the steam.", "negative": "There are several reports presenting the same issue as Mark Leyse."}
{"query": "What is the proposed alternative for examining the concrete containment post-tensioning system?", "positive": "In lieu of the requirement of IWL-2420(a), the concrete containment unbonded post-tensioning system shall be examined in accordance with IWL-2520 at 35 years thereafter.", "negative": "Some post-tensioning system examinations and tests are performed in the vicinity of high energy plant systems."}
{"query": "nuclear licensing process", "positive": "The licensing process for nuclear facilities includes multiple phases such as pre-application, formal application, review, and approval by the Nuclear Regulatory Commission (NRC).", "negative": "The reactor core is maintained at the optimal temperature to ensure safety and efficiency during operation."}
{"query": "What are the aging effects on insulated stainless steel piping in nuclear systems?", "positive": "Loss of material due to pitting, crevice corrosion", "negative": "See Subsection 3.2.2.2.4."}
{"query": "extreme winds and tornadoes definition", "positive": "Extreme Winds and Tornadoes: Strong winds resulting in dynamic loading or missile impacts on SSCs causing functional failure. Hazards that could potentially result in high wind include the following: - hurricane - severe winds developed from a tropical depression resulting in missiles or dynamic loading on SSCs. Secondary hazards", "negative": "Screening Criteria: N/A"}
{"query": "What factors have contributed to the decline of black abalone along the California coast?", "positive": "Black abalone began declining across California\u2019s coast in the 1980s due to withering syndrome. The DSEIS summarizes studies and other available information on black abalone near Diablo Canyon. These studies indicate that in addition to withering syndrome, declines near Diablo Canyon were largely attributable to sea otter foraging activities.", "negative": "Additionally, PG&E conducted diver surveys in September 2023 within the Intake Cove as part of required dredging permits. Divers identified no black abalone during these surveys, and the California Coastal Commission staff report indicates that the USACE made a \u201cno effect\u201d determination for black abalone associated with the 2024 Intake Cove dredging effort because the species was absent from the affected area."}
{"query": "The NRC has asked for further explanations regarding the thermal-mechanical behavior of fuel rods in pressurized water reactors.", "positive": "Framatome considers some of the material contained in Enclosure 1 to be proprietary.", "negative": "The fourth and final batch is enclosed with this letter."}
{"query": "Maintenance activities are necessary for the cooling systems associated with the reactor building's pumps.", "positive": "Maintenance is required on Reactor Building Closed Loop Cooling Pump A.", "negative": "Record the components to be tagged and their required positions on the worksheet provided."}
{"query": "The report includes a detailed analysis of the weighted mean activity for each identified nuclide and their associated uncertainties.", "positive": "| Nuclide Name | Nuclide Id | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|---------------|------------|-------------------------------|------------------------------|----------|\n| K-40          | 0.917      | 5.08E+00                      | 8.26E-01                     |          |", "negative": "The total amount of energy emitted can vary significantly based on the environmental conditions and the isotopes present."}
{"query": "What are the requirements for valve manipulations in the VC system?", "positive": "Specifically, operators mistakenly opened 0W0422B and 0W0423B and left closed 0W0422A and 0W0423A. This was opposite of the intended valve manipulations for the desired system alignment.", "negative": "NRC Regulatory Guide 1.33, Revision 2, Appendix A, Section 3 addresses 'Procedures for Startup, Operation, and Shutdown of Safety-Related PWR Systems' and Section 3.p addresses 'Control Room Heating and Ventilation.'"}
{"query": "The NRC mandates that licensees conduct analysis for the materials used in reactor components to ensure their integrity over time.", "positive": "Loss of material due to pitting, crevice corrosion, is a critical aging effect requiring management for components made of Nickel Alloy and Stainless Steel in reactor vessels.", "negative": "The Browns Ferry Nuclear Plant operates using several types of cooling systems that maintain the reactor's temperature and prevent overheating."}
{"query": "The regulatory requirements dictate that licensees must monitor leak detection instruments to ensure early detection of potential issues related to leakage.", "positive": "Monitors leak detection systems such as the containment atmosphere particulate radioactivity instruments, the containment sump flow/level instruments, the containment atmosphere gaseous radioactivity instruments, the containment humidity instruments, and/or any plant-specific instrumentation to indicate potential RCS leakage. Also, trends these parameters for potential adverse trends.", "negative": "Conducts activities to identify sources of RCS unidentified leakage. Documents actions taken to identify sources of unidentified RCS leakage in the control room logs or in the corrective action program, as specified in plant administrative procedures."}
{"query": "Nuclear licensees must prepare detailed analyses of safety systems and their operational limits.", "positive": "The NRC requires licensees to submit specific documentation outlining the safety analysis of their reactors.", "negative": "The table above displays numerical values representing various measurements recorded during operations."}
{"query": "Main Turbine Stop Valve testing procedures", "positive": "A Retest on 22MS28 Main Turbine Stop Valve is required due to the valve failing to stroke during valve testing.", "negative": "Unit 2 is at 89% power."}
{"query": "What is the significance of activity in nuclear licensing?", "positive": "The activity of a radioactive isotope, measured in units such as mCi, indicates the rate at which the isotope decays and the amount of radiation it emits, which is crucial for safety assessments in regulatory filings.", "negative": "The device model 5197 is specified for use in tracking the movement of isotopes and must comply with established industry standards."}
{"query": "What is the purpose of MFIVs and MFCVs in reactor operations?", "positive": "MFIVs (Main Feedwater Isolation Valves) and MFCVs (Main Feedwater Control Valves) are critical components for controlling the flow of feedwater into the reactor system and must be verified before transitioning to MODE 2.", "negative": "Surveillance requirements must be fulfilled to demonstrate compliance with safety standards and ensure operational integrity."}
{"query": "Illinois Archaeological Sites Inventory", "positive": "The Illinois Inventory of Archaeological Sites Entries within 6 miles of DNPS includes various sites such as prehistoric habitation sites and mid-19th to mid-20th century farmsteads, complete with their evaluation statuses.", "negative": "The table includes various lithic scatter sites of unassigned periods, which are not eligible for further testing under the National Register of Historic Places."}
{"query": "The action level for this specific detector type is set at a threshold of 5344 counts per minute.", "positive": "The action level (cpm) is defined as the threshold above which an alarm is triggered in a radiation detection system.", "negative": "The detector ID corresponds to each specific unit used to monitor radiation levels."}
{"query": "What is the purpose of the Core Spray System initiation logic?", "positive": "The Core Spray initiation logic is a one-out-of-two-twice network using level and pressure sensors. The initiation signal is generated when: 1. Both level sensors are tripped. 2. Four pressure sensors are tripped (two high drywell pressure and two low reactor vessel). 3. Either of two combinations of one level sensor and two pressure sensors (one high drywell and one low reactor vessel) are tripped.", "negative": "Reactor pressure is monitored by twelve pressure sensors mounted on racks in the reactor enclosure."}
{"query": "RICT estimates calculation", "positive": "Estimated RICTs are listed. Following program implementation, the actual RICT values will be calculated on a plant-specific basis, using the actual plant configuration and the current revision of the PRA model representing the as-built, as-operated condition of the plant, as required by NEI 06-09, Revision 0-A (Reference 2), and the NRC safety evaluation, and may differ from the RICTs presented.", "negative": "The RICT incremental conditional core damage probability (ICCDP) limit is 1.00E-05, while the RICT incremental conditional large early release probability ICLERP limit is 1.00E-06."}
{"query": "What is a chain of custody in the context of nuclear material?", "positive": "The chain of custody process involves maintaining a documented record of the handling and transportation of samples that may contain NRC licensed material, ensuring their integrity and security throughout analysis.", "negative": "The matrix key includes various types of water samples such as surface water, ground water, and drinking water, which are integral to compliance monitoring for public health."}
{"query": "What are the fire resistance ratings for penetration seals used in nuclear facilities?", "positive": "The combination of foam and permanent damming materials has been successfully tested by Vepco for a 3-hour fire resistance rating. Penetration seals which do not use permanent damming materials have been successfully tested by Dow Corning for a three hour fire resistance rating.", "negative": "Procedures regarding silicone foamed penetration seals have been developed. These procedures described all preinstallation, installation, and postinstallation quality control checks to ensure properly installed seals."}
{"query": "What methods are used to evaluate the impact of risk assessments in the context of regulatory modifications?", "positive": "Methods to assess the risk from extending the Completion Times must be PRA methods approved for use with this program in Amendment No. [####], or other methods\u2026", "negative": "The NRC staff notes the control rod drive injection system is sometimes credited in the design analysis, which could be associated with some of the proposed TS LCOs."}
{"query": "minimum initial cooling time for PWR fuel", "positive": "The Minimum Initial Cooling Time for PWR Fuel is associated with various enrichment levels of uranium-235, indicating the time required for a fuel assembly to cool down adequately before further processing or handling.", "negative": "Assembly average enrichment percentages for uranium-235 vary significantly across different fuel types, affecting their performance and safety metrics."}
{"query": "design basis flooding", "positive": "The grade elevation for the new plant will be set at a level that provides for clearance above the DBF, as required by Tier 1 of the DCD for the technology selected.", "negative": "The flood elevations determined in this subsection are less than the maximum WSEL from the storm surge associated with the PMH evaluated in Subsection 2.4.5."}
{"query": "corrective action program", "positive": "The Corrective Action Program includes provisions for timely evaluation of adverse conditions and implementation of corrective actions required, including root cause determinations and prevention of recurrence where appropriate (e.g., significant conditions adverse to quality).", "negative": "Adverse trends due to recurring or repetitive adverse conditions result in the initiation of a CR."}
{"query": "What is the function of check valves in nuclear power systems?", "positive": "Check valve 061 in supply line from condensate storage tank V4-002 to MDP P4-002 suction prevents backflow, ensuring system integrity during operation.", "negative": "The NRC requires licensees to conduct regular maintenance checks on all safety-related systems to ensure optimal performance."}
{"query": "what are safety-related structures in nuclear facilities?", "positive": "After a thorough investigation, the NRC Staff concluded that the licensee had performed adequate inspections, walkdowns, and testing to ensure that the safety-related structures, systems, and components (SSCs) had not been adversely affected by the earthquake.", "negative": "In response to the earthquake, the licensee performed a number of inspections, tests, and analysis to demonstrate that no functional damage had occurred as a result of the earthquake."}
{"query": "What are the requirements for a nuclear reactor license application?", "positive": "The application for a nuclear reactor license must include a description of the site and the reactor design, as well as an environmental review addressing potential impacts.", "negative": "Studies have shown that the use of certain materials can enhance the efficiency of solar panels and reduce reliance on fossil fuels."}
{"query": "rod withdrawal process in nuclear reactors", "positive": "The Rod Withdrawal process involves manipulating control rods to achieve the desired reactivity in the reactor core, which is critical for maintaining safe operations during power changes.", "negative": "The Init step indicates the procedure to be followed, and the action performed follows a strict methodology to ensure compliance with safety regulations."}
{"query": "What are the minimum flow requirements for the Catawba-Wateree Project?", "positive": "As required in the Federal Power Commission License, Project No. 2232, for the Catawba-Wateree Project, the following minimum flow is maintained by Duke downstream of Lookout Shoals Dam: - 60 cfs - Minimum instantaneous flow - 278 cfs - Minimum average daily flow", "negative": "No ice accumulation records are maintained by any weather service; however, typical ice accumulations in the region are from one-fourth to one-half inch."}
{"query": "significant temperature fluctuations in nuclear operations", "positive": "Therefore, significant temperature fluctuations for CS are those for which the total algebraic range exceeds the quantity: 12.5 + (27790 \u00d7 6.40E-06) = 70\u00b0F", "negative": "These results indicate that the containment could experience shutdown and startup temperature differences (between any two adjacent points) of 309\u00b0F (CS) and 268\u00b0F (SS), 500 times over 80 years without exceeding the NE-3222.4(d)(3) threshold."}
{"query": "The report includes various nuclides along with their energy and activity measurements.", "positive": "| K-40     | 0.99          | 1460.75      | 10.67     | 8.13E+00             | 1.04E+00              |", "negative": "The NRC requires detailed evaluations of safety systems and their operational parameters to ensure compliance."}
{"query": "What is the purpose of the written examination review process for NRC licensing?", "positive": "Refer to ES-4.2 for the definitions of terms used in this worksheet for the written examination.", "negative": "Based on the review performed in steps 2\u20135, mark the question as (U)nsatisfactory, in need of (E)nhancement, or (S)atisfactory."}
{"query": "The values for the SG secondary pressure and AFW temperature are crucial to the SBLOCA analysis and must be justified clearly for regulatory acceptance.", "positive": "The SG secondary pressure is assumed at 937.4 psia.", "negative": "The four input parameters identified in the RAI are of secondary importance to the SBLOCA\u2019s sequence of events and its analysis results."}
{"query": "The test methods involved ensuring that debris remained transportable to the test strainer during evaluations.", "positive": "Wolf Creek chemical effects testing used hydraulic and manual agitation and turbulence in the test tank to ensure that essentially all debris added to the test tank reached the strainer in head loss testing.", "negative": "Licensees should provide an estimate of the amount of debris and precipitate that remains on the tank/flume floor at the conclusion of the test and justify why the settlement is acceptable."}
{"query": "digital modernization in nuclear plants", "positive": "Digital modernization efforts at Florida Power & Light Company for Turkey Point Units 3 and 4 are aimed at improving operational safety and efficiency through advanced technological upgrades.", "negative": "The performance of the reactor is evaluated based on the results of the core meltdown simulations, which assess the integrity of the containment structure under extreme conditions."}
{"query": "The Control Room is equipped with various instruments to monitor the status and safety of the reactor plant.", "positive": "The Plant Computer System (PCS) was installed in order to support the data acquisition needs of the emergency response facilities.", "negative": "The Station's Fire Protection System is designed to furnish water and other extinguishing agents with the capability of extinguishing any single or probable combination of simultaneous fires that might occur."}
{"query": "What is the significance of the Inconel-Zircaloy reaction in reactor cores?", "positive": "Clearly, James S. Moore\u2019s claim that the Inconel-Zircaloy reaction would not be a problem at 2300\u00b0F (1260\u00b0C) is erroneous.", "negative": "Grid spacers can have a significant impact on the progression of damage in a reactor core during a severe accident. The impact of grid spacers on damage progression has been revealed by out-of-pile experiments in Germany and Japan, in-pile experiments at the PBF facility in Idaho."}
{"query": "What is the Minimum Detectable Activity (MDA) for nuclides?", "positive": "Nuclide MDA Report states the minimum detectable activity (MDA) for various nuclides, measured in microcuries per gram (uC/grams).", "negative": "Peak Locate From Channel provides the range of channels used during the peak location process, indicating how the energy peaks are analyzed."}
{"query": "nuclide MDA activity", "positive": "Nuclide MDA Activity (pCi/M\u00b2) is a measurement derived from the nuclide identification linked to the detected energy levels and their respective yields.", "negative": "The half-life of many isotopes can vary significantly, affecting how they are used in nuclear applications."}
{"query": "groundwater withdrawal requirements", "positive": "As discussed in Section 3.6.3.2, groundwater wells are used to supply DNPS\u2019s potable and process water. There is no surface water withdrawal permit required for DNPS by the State of Illinois.", "negative": "Additionally, DNPS has commitments for maintaining local road signage and markings for fog safety and maintaining the covered bridge on County Line Road."}
{"query": "meteorological data recovery rate", "positive": "The meteorological data recovery rate for North Anna from September 16, 1971 to September 15, 1972 is detailed in Table 2.3-14, which includes percentages for 150-ft wind data, 35-ft low-threshold wind data, and combined 35-ft wind data across different seasons.", "negative": "The primary tower parameters include various metrics such as wind direction, wind speed, and ambient temperature which are crucial for control room operations and remote interrogations."}
{"query": "What is the significance of the confidence index in nuclide identification?", "positive": "The nuclide confidence index threshold is set at 0.30 to classify the reliability of identified nuclides in the report.", "negative": "The identified nuclides list includes K-40, PB-212, and RA-226 with their corresponding yields and activities."}
{"query": "The criteria for determining yield strength in materials testing is critical, especially when evaluating performance under stress.", "positive": "Yield strength is defined in ASTM A421 as the stress at 1% elongation. The lower acceptance limit is, per the ASTM, 85% of the specified minimum tensile strength or, 0.85 * 240 = 204 ksi.", "negative": "The mean results from the PTL laboratory indicate variations in yield strength relative to the test conditions, suggesting that the procedures were distinct."}
{"query": "What is the process for verifying flood protection procedures in nuclear plants?", "positive": "As part of the PBAPS Flooding Walkdown Report, a procedure walk-through, or \"Reasonable Simulation\", was conducted for temporary and/or active features that require manual/operator actions to perform their intended flood protection function. The purpose of the reasonable simulations was to verify that the procedure or activity could be executed as specified/written.", "negative": "Given the low overbank velocity of 1.39 ft/s from the Susquehanna River at PBAPS, the potential for scour is minor due to the allowable velocity of a natural earth channel with vegetation being 6.0 ft/s."}
{"query": "What is the significance of maintaining adequate suction pressure in a condensate pump?", "positive": "MFP suction pressure will be greater than 260 psig and rising as Main Generator load is reduced.", "negative": "The heater trip indicates that various actions are required to stabilize system performance while responding to the load reduction."}
{"query": "Assess the status of emergency notifications and confirm communications with relevant agencies.", "positive": "Verify personnel notification.", "negative": "Conduct EOC briefings."}
{"query": "Flow Accelerated Corrosion", "positive": "The enhanced Flow-Accelerated Corrosion aging management program will be consistent with the 10 elements of aging management program XI.M17, Flow Accelerated Corrosion, specified in NUREG-2191.", "negative": "Ensure opportunistic visual inspections of up-stream and down-stream piping and components are performed during periodic pump and valve maintenance or during pipe replacements to assess internal surface conditions."}
{"query": "The Environmental Impact Statement indicates that there will be minimal effects on aquatic life due to the absence of water connections.", "positive": "Due to the absence of surface water connections between the CCS and surface waters, FPL finds that impacts from entrainment on phytoplankton and zooplankton during the proposed SLR term are limited to the CCS and would have a SMALL impact on aquatic resources.", "negative": "Thus, the 2013 GEIS analysis and conclusion on this issue remains valid and applicable to the SLR term for PTN, as supplemented here."}
{"query": "What are the procedural requirements for inspecting Bottom Mounted Instrumentation components?", "positive": "When triggered, VT-3 visual inspection (of 100% of the column bodies for which difficulty is detected during the flux thimble tube insertion/withdrawal) for cracking (fatigue, TE, IE), with subsequent inspection on a 10-year ISI interval frequency.", "negative": "Relevant condition is as surface breaking crack-like flaw. No need to audit the updated version of Item W2.1 in Table 4-6, MRP-227, Rev. 2."}
{"query": "The containment structure for the BWRX-300 must be capable of withstanding pressure tests required by regulatory bodies.", "positive": "GDC 52, \u201cCapability for containment leakage rate testing,\u201d requires that the reactor containment and other equipment that may be subjected to containment test conditions be designed so that periodic integrated leakage rate testing can be conducted at containment design pressure.", "negative": "The NRC staff will conduct a detailed evaluation of the maximum expected external pressure analyses to confirm that the final BWRX-300 containment design satisfies GDC 38 and 50, in part, during future licensing activities of the BWRX-300."}
{"query": "What is the significance of technical safety assessments in nuclear licensing?", "positive": "Technical safety assessments play a crucial role in the nuclear licensing process by evaluating the safety of a proposed design and ensuring compliance with regulatory requirements.", "negative": "The annual budget allocation for infrastructure improvements has increased this year due to several ongoing projects."}
{"query": "The system for providing nuclear service water to reactor systems is crucial for operational safety.", "positive": "NUCLEAR SERVICE WATER TO REACTOR COOLANT PUMP is a key component in maintaining reactor temperature and preventing overheating.", "negative": "The actuator for valve RN1103 is a spring mechanism which controls the flow of fluids in various applications."}
{"query": "reactor trip system instrumentation", "positive": "The Reactor Trip System Instrumentation consists of various components designed to monitor and ensure the safety of the reactor, including functions like Pressurizer Water Level and Loss of Flow detection.", "negative": "The Salem Unit 1 operates under specific licensing conditions that are updated periodically to reflect changes in safety standards and operational procedures."}
{"query": "What is the significance of Plutonium-239 in nuclear regulations?", "positive": "Plutonium-239 is a significant isotopic component in nuclear materials and has specific regulatory implications due to its fissionable properties.", "negative": "Cesium-137 is used in a variety of applications, including agricultural and medical fields, as it is a common isotope for radiation sources."}
{"query": "What are psychometric flaws in NRC exam questions?", "positive": "In the context of regulatory filings, a psychometric flaw may be identified if the stem lacks sufficient focus to elicit the correct answer, such as unclear intent, the need for more information, or excessive needless information.", "negative": "The NRC requires a rigorous review of job content to ensure that each question effectively assesses the relevant knowledge and abilities needed for safe reactor operation."}
{"query": "What is a non-power production or utilization facility in regulatory terms?", "positive": "The term \"non-power production or utilization facility,\" as defined in \u00a7 50.2 in this final rule, includes only licensees that have been excluded from the scope of \u00a7 50.100.", "negative": "Therefore, the Commission concludes that industrial or commercial NPUFs licensed under Section 103 of the AEA are within the scope of the Backfit Rule."}
{"query": "LTR regulatory compliance", "positive": "If the NRC\u2019s criteria or regulations change so that its conclusion in this letter (that the LTR is acceptable) is invalidated, GEH and/or an applicant referencing the LTR will be expected to revise and resubmit its respective documentation or submit justification for the continued applicability of the LTR without revision of the respective documentation.", "negative": "If you have any questions or comments concerning this matter, I can be reached via e-mail at Rani.Franovich@nrc.gov."}
{"query": "The NRC maintains that adherence to the ISTC-3700 standards is critical for compliance within the specified timeframe.", "positive": "NRC contends compliance is tied to completion of actions to comply with ISTC-3700 that started in the previous 10 year interval.", "negative": "The condition itself states \u201cWhen implementing paragraph ISTC\u20133700, 'Position Verification Testing,' in the ASME OM Code, 2012 Edition through the latest edition\u2026\u201d."}
{"query": "boron dilution analysis", "positive": "As shown in Figure 3, the conservatisms in the boron dilution analysis are such that the", "negative": "which results in less boron transported to the core (lowering the red curve)."}
{"query": "What are the key components of the GAIA fuel assembly design?", "positive": "The GAIA fuel assembly design at Byron and Braidwood Units 1 and 2 is consistent with the dimensional attributes in Reference 1. It incorporates eleven (11) spacer grids, twenty-four (24) guide tubes (GT\u2019s), one (1) instrument tube (IT), and top and bottom nozzles to provide the structural cage for 264 fuel rods.", "negative": "Twenty-four (24) lower connection screws attach the GRIP bottom nozzle to the cage. The self-capturing connections allow the bottom nozzle to be removed remotely under water without the generation of loose parts and without the need for replacement parts."}
{"query": "thoriated tungsten electrode regulations", "positive": "Effective August 27, 2014, electrode manufacturers and importers will need to possess a specific NRC license to distribute these electrodes.", "negative": "The risk of internal exposure during welding is negligible in most circumstances since the thoriated electrode is consumed at a very slow rate."}
{"query": "The NRC mandates that licensees implement an inspection program for components exposed to reactor coolant to mitigate corrosion effects.", "positive": "Consistent with NUREG-2191. The One-Time Inspection program (B.2.1.20) will be used to manage long-term loss of material due to general corrosion of the carbon steel reactor vessel upper head, reactor vessel nozzles, safe ends, and welds, piping, piping components, valve bodies, and reactor vessel internal components exposed to reactor coolant and treated water, in the Reactor Vessel, Reactor Vessel Internals, and Reactor Recirculation Systems, as well as carbon and low alloy steel, CASS, and stainless steel piping, piping components, and valve bodies exposed to treated water in the Reactor Vessel Vents and Drains System, and steel piping and piping components exposed to treated water in the Reactor Core Isolation Cooling, High Pressure Coolant Injection, Residual Heat Removal, Core Spray, Main Steam, and Reactor Feedwater Systems.", "negative": "Consistent with NUREG-2191. The External Surfaces Monitoring of Mechanical Components program (B.2.1.23) will be used to manage reduced thermal insulation resistance due to moisture intrusion for non-metallic thermal insulation exposed to air - indoor uncontrolled, as shown in Table 3.5.2-36, Structural Commodities (Thermal Insulation), in the Main Steam System and the Reactor Feedwater System."}
{"query": "What is the significance of a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides a comprehensive and detailed analysis of the safety aspects of a proposed nuclear facility, ensuring compliance with regulatory requirements and demonstrating that the design meets safety objectives.", "negative": "The cooling system of the reactor is designed to maintain optimal operational temperatures, ensuring efficient energy production and preventing overheating of the reactor core."}
{"query": "The list of species identified for consultation with the Secretary of the Interior is essential for assessing potential impacts of proposed actions.", "positive": "This species list is provided by the Kentucky Ecological Services Field Office pursuant to Section 7 of the Endangered Species Act, fulfilling the requirement for Federal agencies to request information on species that may be present in the area of a proposed action.", "negative": "This letter includes any consultation request or correspondence regarding your project that needs to be submitted to our office."}
{"query": "risk-informed approach", "positive": "Approval of an exemption to allow the use of the risk-informed approach is authorized by law, will not present an undue risk to the public health and safety, and is consistent with the common defense and security requirements of 10CFR50.12(a)(1).", "negative": "The results of analyses in Attachment 3 show that risks associated with the additional debris sources are in Region III, \"Very Small Changes,\" of RG 1.174, and therefore are consistent with the Commission's Safety Goals for public health and safety."}
{"query": "The NRC generally specifies that the characterization of radioactive materials should include their energy emissions.", "positive": "Errors quoted at 2.000 sigma", "negative": "The nuclide confidence index threshold is established to ensure a minimum level of reliability in the data."}
{"query": "Strontium-90 measurement in nuclear safety", "positive": "Strontium-90  | U  | -0.169  | +/-0.146  | 0.323 | 0.400| pCi/g   | JXC9| 08/09/19| 1642| 1899424 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The NRC emphasizes the importance of regular evaluations to prevent flow blockage in critical systems.", "positive": "Flow Blockage is an aging effect that requires management for the Strainer Element in the Low Pressure Coolant Injection System.", "negative": "External Surfaces Monitoring of Mechanical Components is part of the aging management programs for ensuring integrity."}
{"query": "exclusion area boundary", "positive": "Exclusion Area Boundary / CRN Property Boundary", "negative": "The scale of the figure measures distances in meters and feet, with intervals marked at 0, 250, 500, 750, and 1,000 meters."}
{"query": "What are judgmental measurements in nuclear regulatory filings?", "positive": "Number of Judgmental Measurements = 10", "negative": "There were no addendums to the FSS plan."}
{"query": "The NRC mandates inspections of components such as JP sensing lines and vessel brackets to ensure safety and integrity in reactor operations.", "positive": "Inspect sample population each outage. We have inspected most brackets each outage (core spray, feedwater). Jet pump riser brace, steam dryer support lugs, guide rod brackets and specimen holder; brackets are sample inspected. No indications of cracking identified.", "negative": "Inspected JP sensing lines for Pumps 6, 7, 15, 16, 17, & 18. No indications."}
{"query": "mass and energy release rates", "positive": "From the hot and cold legs, the design basis mass and energy release rates have been finalized. The mass and energy release rate transients for all the design cases are given in Figure 6-86 through Figure 6-93.", "negative": "Design pressures and calculated peak pressures for the reactor cavity volumes are presented in Table 6-53."}
{"query": "The NRC mandates that emergency core cooling systems be operational during specific scenarios...", "positive": "Emergency Core Cooling (ECC) systems are designed to provide cooling to the reactor core during specific conditions that could lead to overheating.", "negative": "The pressurizer relief tank plays a crucial role in managing the pressure within the reactor system during normal and abnormal operating conditions."}
{"query": "What is geothermal energy's viability in the TVA system?", "positive": "The staff does not consider geothermal energy as a viable energy source on the TVA system.", "negative": "May we comment on the alternative energy source section of the February 1974 draft environmental statement prepared by your staff with respect to two proposed 1211 MWe nuclear power plants scheduled for 1979-1980 operation."}
{"query": "Detector No. PR357783 was calibrated on February 28, 2018, as part of the quality assurance measures.", "positive": "Table 1 for Detector No. PR357783 calibrated on 2/28/2018.", "negative": "The regulatory review process ensures that all safety evaluations are conducted thoroughly before license approval."}
{"query": "What is FLEX portable equipment in the context of the FPRA?", "positive": "The FPRA does not credit FLEX portable equipment in the analysis but is planned to be incorporated in the next model update.", "negative": "A sensitivity for this source of uncertainty is provided in Section 8.3 of PSA-ANO1-06-4B-SOU (Reference 7) and determined not to be a key source of uncertainty for the RICT application."}
{"query": "aging management evaluations for containment structures", "positive": "Loss of material due to general, pitting, and crevice corrosion is an applicable aging effect for the personnel airlock and equipment hatch. Loss of material for these penetrations will be managed by the DCPP ASME Section XI, Subsection IWE AMP (B.2.3.28) and 10 CFR Part 50, Appendix J AMP (B.2.3.31).", "negative": "Consistent with NUREG-1801. Loss of leak tightness due to mechanical wear is an applicable aging effect for the emergency airlock, personnel airlock, equipment hatch, and all associated accessories."}
{"query": "regulatory process for nuclear licensing", "positive": "The rulemaking process for nuclear licensing involves drafting proposed rule language that must undergo public comments and responses before being finalized.", "negative": "Section XI applicability pertains to the requirements set forth in specific sections of the regulation, which outline how certain rules apply to operations and maintenance practices."}
{"query": "dilution due to matrix", "positive": "Sample required dilution due to matrix.", "negative": "Sample concentration is less than 5x LLD; RPD was not used for data validation. Replicate Error Ratio (RER) is less than 2. Precision judged to be in control."}
{"query": "The NRC sets forth guidelines for testing packages, including aspects of impact and damage assessment.", "positive": "The four-foot drop height is based on the requirements of 10 CFR \u00a771.71(c)(7) for a package weight not exceeding 11,000 pounds.", "negative": "Agricultural diesel fuel was utilized for the pool fire test."}
{"query": "safety class of components", "positive": "The Safety Class of a component is designated to indicate the importance of that component's function in ensuring safety-related systems operate effectively under design basis accident conditions.", "negative": "The valve's test frequency is determined based on the maintenance program and the specific operational history of the reactor, which influences the scheduled performance verification of all systems."}
{"query": "What is the significance of NUREG-1801 in nuclear aging management reviews?", "positive": "Consistent with component, material, environment, aging effect, and AMP listed for NUREG-1801 line item. AMP is consistent with NUREG-1801 AMP description.", "negative": "The suction line of the RHR System is not expected to be >482\u00b0F. Therefore, the aging effect of thermal aging embrittlement is not applicable."}
{"query": "What happens during a Loss of Offsite Power at a nuclear facility?", "positive": "Unit 1 was at 100% power when a Loss of Offsite Power and a LOCA occurred.", "negative": "There are NO overcurrent alarms."}
{"query": "The NRC tracks the radioactivity levels of various isotopes in nuclear materials.", "positive": "Isotope activity is measured in microcuries per gram (\u03bcCi/gm) to quantify radioactive decay levels and their potential impact on safety.", "negative": "Reactor operations require strict adherence to safety protocols and regular equipment checks to ensure compliance with regulatory standards."}
{"query": "Brownfield redevelopment regulations", "positive": "To purchase and redevelop blighted properties in the state of Kentucky without incurring Potential Responsible Party Status.", "negative": "The Kentucky Brownfield Redevelopment Program includes a variety of tools to assist local governments and developers in the rejuvenation of contaminated sites."}
{"query": "What are the guidelines for external participants in NRC meetings?", "positive": "These Guidelines are intended for external participants only and are predicated on the Commission carrying out its business, while considering the necessary adjustments and accommodations for its meetings being carried out virtually.", "negative": "Technology does not always cooperate, and all participants should prepare their computers, screens, microphone, camera and/or phone well ahead of the meetings."}
{"query": "Reactor safety system", "positive": "The RSG-1/2S is a crucial component in ensuring reactor safety, providing essential monitoring and control functions to prevent accidents during operation.", "negative": "Measurements, Inc. has developed various scanner models for medical imaging, including the POLYSCAN Digital Scanner, which is unrelated to nuclear reactor safety."}
{"query": "The NRC requires that any cultural or historical impacts on properties must be addressed through consultations under NHPA and related regulations.", "positive": "Should unanticipated circumstances arise such that an effect on any eligible or potentially eligible historic property cannot be avoided, NHPA and/or NNCRPA consultations must be reopened.", "negative": "Development of treatment protocols for the unexpected discovery of human remains will be initiated as necessary within the framework of 36 CFR \u00a7 800.11, the Native American Graves Protection and Repatriation Act, and applicable New Mexico and Navajo Nation regulations regarding treatment of unmarked burials and protection of human remains."}
{"query": "What criteria are used to assess the safety of nuclear reactor designs?", "positive": "The NRC assesses the safety of nuclear reactor designs based on a comprehensive evaluation of the plant's ability to withstand various operational and environmental conditions, including seismic events and equipment malfunctions.", "negative": "The regulatory framework includes guidelines on environmental assessments and public participation, which are key components in the approval process for nuclear facility construction."}
{"query": "What is Local Intense Precipitation (LIP) in the context of nuclear facilities?", "positive": "Local Intense Precipitation (LIP) is defined as rainfall events that produce a large amount of precipitation in a short period of time, potentially leading to flooding conditions in the vicinity of a nuclear facility.", "negative": "The detailed design of the emergency cooling system ensures that it will operate under all anticipated conditions that might be faced during a reactor operation."}
{"query": "dissolved cadmium measurements", "positive": "| WGS93692   | ICV       | 07/23/24 15:37 | S246013-12 | .05   | .05136  | mg/L  | 103 | 90    | 110  |", "negative": "| WGS93635   | LCSW      | 07/23/24 20:49 | PCN267086  | 1409 | 1367  | \u00b5mhos/cm | 97  | 90    | 110  |"}
{"query": "What is CASS in the context of nuclear materials?", "positive": "Thermally aged unirradiated CASS - >30 years at ~320\u00b0C; Validate accelerated aging data", "negative": "Bounding temperature and high fluence for void swelling"}
{"query": "The NRC has outlined specific procedures to ensure the safe operation of the RCIC system, particularly during alarm conditions related to high level in the steam line.", "positive": "A caution statement in QCAN 901(2)-4 F-16 warns that this alarm is indicative of excessive water in the RCIC steam line. To avoid damage to the RCIC system, RCIC should *NOT* be placed in operation during this alarm condition.", "negative": "Manually start-up RCIC, in the pressure control mode IAW QCOP 1300-02. Respond to an RCIC Steam Drain Line high level per QCAN 901(2)-4 F-16."}
{"query": "What is the impact of dam failures on nuclear project sites?", "positive": "Dams located upstream of the site will be identified and the potential dynamic impact of dam breaks on the project site will be assessed.", "negative": "This subsection is expected to be bounding for CPA."}
{"query": "What is Defense in Depth in nuclear safety?", "positive": "The Defense in Depth strategy is a key safety principle in nuclear power plant design and operation that involves multiple layers of safety systems and controls to prevent accidents and mitigate their consequences.", "negative": "The attached documents include various proprietary analyses and evaluations that are critical for the continuous improvement of operational efficiency at the plant."}
{"query": "What is the process for nuclear reactor licensing?", "positive": "The licensing process for a nuclear reactor involves a thorough review of the proposed plant's design, safety analysis, environmental impact, and operational plans by the Nuclear Regulatory Commission (NRC). This ensures that the reactor meets all safety and regulatory standards before it can begin operations.", "negative": "The evaluation of environmental impacts associated with land use changes can significantly affect local wildlife and ecosystems, resulting in long-term ecological consequences that are often difficult to mitigate."}
{"query": "What are the dose control requirements for nuclear plants during normal operations?", "positive": "Holders of licenses to operate commercial nuclear plants under this part must control public doses and dose rates in unrestricted areas from normal plant operations to meet the requirements in 10 CFR part 20.", "negative": "Holders of licenses to operate commercial nuclear plants under this part must control occupational doses to meet the requirements in 10 CFR part 20."}
{"query": "The Fire Department provides assistance in warning and notifying the public within the emergency planning zone, if required.", "positive": "Providing rescue and emergency medical services, including the transportation of victims of radiological incidents.", "negative": "Each Chief of Police is responsible for controlling evacuation traffic within the city limits."}
{"query": "wipe test contamination levels", "positive": "Wipe Survey: All areas where radioactive materials were known to be used or stored were surveyed for contamination. Wipes were counted utilizing a well counter on the wide window.", "negative": "The treadmill room recorded an exposure rate of 0.01 mR/hr, indicating minimal radioactive materials stored."}
{"query": "peak ground acceleration", "positive": "The maximum earthquake ground acceleration for which a plant is designed; this is defined as the acceleration which corresponds to the zero period in the response spectra taken in the free field at plant grade elevation.", "negative": "The depth from finished grade to the bottom of the basemat for the most deeply embedded power block structure."}
{"query": "The response time of the control and shutdown rods is critical for ensuring the safety and operational reliability of the reactor. This includes verification of the time taken for the reactor trip breakers to open and initiate rod movement.", "positive": "Overall verification of the protection system channel response time. The allocations for sensor, signal conditioning, and actuation logic response times must be verified prior to placing the component in operational service and re-verified following maintenance that may adversely affect response time.", "negative": "Some portions of the response time testing cannot be performed during unit operation because equipment operation is required to measure response times."}
{"query": "What is the purpose of the CON System in nuclear reactors?", "positive": "The purpose of the CON System is to (1) provide a heat sink and collection volume for steam and condensate discharged from the main turbine, feedwater pump turbines, turbine blowdown system, feedwater heater drains, and other miscellaneous flows, drains, and vents and (2) deliver deaerated water from the main condenser hotwells to the suction of the main feedwater pumps.", "negative": "The hotwell is a water source (using condensate pumps) for long-term cooling."}
{"query": "The operator must ensure the SBMPF is not operational before proceeding with further steps.", "positive": "PLACE 1-HS-3-200A in STOP PULL-TO-LOCK.", "negative": "The examiner noted that the performance step was not deemed critical for the overall evaluation."}
{"query": "Understanding how the reactor coolant pump speed influences the normal spray flow from the pressurizer is essential.", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to the pressurizer pressure control system: (CFR: 41.7 / 45.7) - K 5.05   Reactor coolant pump speed effect on pressurizer normal spray flow  3.1", "negative": "The pressurizer heaters play a critical role in maintaining the desired temperature in the pressurizer system."}
{"query": "What types of devices fall under the registration requirements by the NRC?", "positive": "Provide information about other devices you have that are subject to registration. Do not report specifically licensed devices.", "negative": "| Manufacturer Name                    |                                      |"}
{"query": "The NRC is considering a petition to modify regulations concerning the risk-informed categorization and treatment of SSCs in nuclear reactors.", "positive": "The petitioner requested that the NRC amend its regulations to clarify and extend the applicability of its regulations related to risk-informed categorization and treatment of structures, systems, and components (SSCs) for nuclear power reactors.", "negative": "The U.S. Nuclear Regulatory Commission will also gather input from stakeholders to enhance the regulatory framework for new reactor designs."}
{"query": "pCi/g in nuclear regulatory filings", "positive": "The unit of measurement used for radioactivity in the provided data is pCi/g, which stands for picocuries per gram.", "negative": "The uncertainty in the measurements was recorded as 6.25E-01 for K-40."}
{"query": "What is Zone IV bedrock in the context of subsurface materials?", "positive": "The Zone IV bedrock is fresh to slightly weathered gneiss bedrock. Gneiss is a metamorphic rock that exhibits a banded texture (foliation) in which light and dark bands alternate. It is composed of feldspar, quartz, and one or more other minerals such as mica and hornblende.", "negative": "These zones have worked as a successful means for classifying the soil and rock with regard to engineering properties."}
{"query": "radiation contamination hazards", "positive": "Knowledge of radiation or contamination hazards that may arise during normal, abnormal, or emergency conditions or activities, such as analysis and interpretation of radiation and activity readings as they pertain to administrative, normal, abnormal, and emergency procedures, or analysis and interpretation of coolant activity, including comparison to emergency plan or regulatory limits (SRO Only) (CFR: 43.4 / 45.10)", "negative": "Ability to determine technical specification mode of operation (CFR: 41.7 / 41.10 / 42.3 / 45.13)"}
{"query": "What is the regulatory basis for nuclear licensing?", "positive": "Develop regulatory basis involves evaluating input from public meetings and addressing concerns and suggestions from stakeholders.", "negative": "Following a sixty day public comment period, a notice will appear in the Federal Register in December 2021."}
{"query": "The NRC mandates that licensees provide data concerning the material properties of cladding in their filings.", "positive": "The Cathcart-Pawel Transient Oxidation Limit for M5<sub>Framatome</sub> Cladding is critical in assessing its performance under various reactor conditions.", "negative": "Figure 4-3 illustrates the relationship between burst strain and temperature in Zircaloy-4 Cladding Tubes, highlighting the effects of thermal gradients."}
{"query": "Containment and Containment Support Systems", "positive": "The Containment and Containment Support Systems are designed to ensure that radioactive materials are securely contained within a nuclear reactor, thereby preventing any release into the environment during normal operations and in the event of an accident.", "negative": "The purpose of the learning objective is to assess the understanding of various technical concepts related to nuclear safety and operations, ensuring that personnel are capable of maintaining a safe environment."}
{"query": "investigation level for radioactivity measurements", "positive": "Chase compared the concentrations to an investigation level (IL) equal to the average BRA concentration for each nuclide of concern plus two times the standard deviation, i.e., background plus 2-Sigma.", "negative": "The table below lists the locations with sample concentrations greater than the Ra-226 IL."}
{"query": "What questions did the NRC audit team ask regarding the PRA model?", "positive": "Model quality questions covered - Open Finding F&Os - External hazard screening criteria - Uncertainty analysis.", "negative": "Clarifications were mainly NRC requests for more explicit discussion of exact regulations and guidance being used."}
{"query": "core pressure during blowdown", "positive": "Core pressure during blowdown is measured at various time intervals to ensure safety and performance of the reactor system, represented in psig across times from 0 to 40 seconds in the provided data table.", "negative": "The time intervals in the blowdown process are critical for analyzing reactor performance, but other factors such as coolant flow rates and reactor temperature must also be considered for a comprehensive safety assessment."}
{"query": "maximum thyroid doses", "positive": "Maximum thyroid doses (current yr) for age group All is 8.66-1 with a unit of 1.13.", "negative": "Inhalation exposure pathways are an important consideration in assessing radiation exposure."}
{"query": "nuclear device registration", "positive": "NRC Device Key: 719634 (Internal Control Number)", "negative": "Distributor License Number: L03524"}
{"query": "faulted condition stress limits", "positive": "These limits are based on a bounding shape factor of 1.5 for simple bending.", "negative": "Factors used for analysis should be conservative, as the loads obtained from the test are conservative."}
{"query": "low spent nuclear fuel assembly average burnup enrichment limits", "positive": "The tables outline the maximum average burnup (MWd/MTU) and minimum average initial enrichment (wt% 235U) along with the minimum cool time (years) required for low spent nuclear fuel assemblies in both PWR and BWR reactor types.", "negative": "The reactor containment structure is designed to withstand external forces, ensuring the integrity of the system during operational and accidental conditions."}
{"query": "nuclear regulatory training programs", "positive": "We need to focus more on the need for better training, education, and a QM program to make sure that is constantly being looked at and reevaluated to improve these injections and perhaps minimize the extravasation and then create a little more awareness about this.", "negative": "It is not the desire of having two new rules to basically protect patients."}
{"query": "What are the thermal excursion conditions for the lower support structure in nuclear reactor design?", "positive": "Thermal loading conditions, which result from two thermal excursions were specified for the lower support structure. One thermal excursion from 10\u00b0F to 70\u00b0F, is defined as a normal operating service load, and the other, defined as 70\u00b0F to 250\u00b0F, is the thermal excursion seen by the lower support structure following a LOCA.", "negative": "The lower support structure seismic design loads were developed using dynamic seismic analysis and the defined seismic response curves for the McGuire Nuclear Power Plant."}
{"query": "nuclear power plant licensing process", "positive": "The nuclear power plant licensing process involves several stages including pre-application consultations, environmental reviews, and the submission of safety analysis reports to ensure compliance with regulatory standards.", "negative": "The efficiency of cooling systems in reactors directly influences their power output and overall operational effectiveness."}
{"query": "What is the function of the Heat Exchanger in a nuclear reactor's chemical and volume control system?", "positive": "Heat Exchanger (Centrifugal Charging Pump Lube Oil Cooler) Tubes | Heat Transfer | Copper Alloy (>15 Zinc) | Closed-Cycle Cooling Water (Int) | Reduction of Heat Transfer | Closed Treated Water Systems (B.2.3.12) | VII.C2.AP-205 | 3.3-1, 050 | B", "negative": "The environment for the Heat Exchanger can also include lubricating oil, which plays a significant role in maintaining the operability of various mechanical components."}
{"query": "Probable Maximum Flood (PMF) calculation", "positive": "The Probable Maximum Flood (PMF) is defined as the flood that may be expected from the most severe combination of meteorological and hydrological conditions that are reasonably possible in the geographic area of interest, often calculated using historical data and empirical models.", "negative": "The drainage area for the site is critical in determining the water management strategies necessary for operations and maintenance of the facilities."}
{"query": "What are the reporting requirements for diesel generator failures in nuclear facilities?", "positive": "If an individual diesel generator (DG) experiences four or more valid failures in the last 25 demands, these failures and any nonvalid failures experienced by that DG in that time period shall be reported within 30 days. Reports on DG failures shall include the information recommended in Regulatory Guide 1.9, Revision 3, Regulatory Position C.4, or existing Regulatory Guide 1.108 reporting requirement.", "negative": "A report shall be submitted within 180 days after the initial entry into MODE 4 following completion of an inspection performed in accordance with Specification 5.7.2.12, Steam Generator (SG) Program."}
{"query": "What are the safety measures associated with Davis-Besse Nuclear Power Station?", "positive": "The Davis-Besse Nuclear Power Station is equipped with various safety systems, including the Emergency Core Cooling System (ECCS), which is designed to operate in the event of a loss-of-coolant accident, ensuring the reactor core remains adequately cooled.", "negative": "The construction of the Davis-Besse Nuclear Power Station began in 1970, with its first commercial operation commencing in 1977, contributing to the energy supply needs of the region."}
{"query": "The NRC mandates that licensees must assess and prepare for potential emergencies by implementing effective action levels.", "positive": "South Texas Project, Units 1 and 2, Docket Nos. STN 50-498; STN 50-499; Response to Request for Additional Information - South Texas Project (STP), Units 1 and 2 License Amendment Request for Emergency Action Level Scheme Change (TACs MD4195 and MF4196)", "negative": "The audit conducted on 03/03/2020 assessed the quality of emergency preparedness at the South Texas Project."}
{"query": "topographic quadrangles in environmental reviews", "positive": "The USGS Hillsborough 7.5-minute topographic quadrangles provide detailed representation of the project location, including features such as contour lines, bodies of water, and roads, which are crucial for environmental assessments.", "negative": "The project footprint is crucial for understanding the overall scope of the regulatory submission and locating key features within the proposed site."}
{"query": "The potential for accidental liquid releases to impact groundwater sources is evaluated in this study.", "positive": "This section provides a conservative analysis of a postulated, accidental liquid release of effluents to the groundwater at the VEGP site.", "negative": "There are two effluent holdup tanks, each with a capacity of 28,000 gal., for each AP1000 unit."}
{"query": "design heat load cooling water system", "positive": "Clinton Lake was designed to provide cooling water to the CPS and remove the design heat load from the circulating water before the water circulates back into the plant.", "negative": "A rank-order method was used to analyze low-flow frequency for the Rowell gauging station under postdam conditions."}
{"query": "nuclide MDA report", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|-------------------------|----------------------|\n| K-40          | 1460.75     | 10.67     | 5.33E+00             | 5.97E-01                | 5.97E-01             |", "negative": "| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance Nuclide |\n|----------|--------------|-----------------|---------------|-------------|-----------|--------------------|\n| F 3      | 337.68      | 2.31036E-02     | 21.20         | Tol.        | AC-228    |"}
{"query": "The NRC mandates operators to manage the reactor coolant system pressure effectively during emergencies.", "positive": "Safety Injection (SI) was initiated successfully on both trains.", "negative": "The crew has just completed the RCS cooldown to the target temperature and the steam dumps are in Auto in MS Mode."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves multiple stages, including pre-application, application review, and post-grant activities, to ensure compliance with safety regulations and operational standards set by the NRC.", "negative": "The design and construction of the reactor must also consider factors such as site characteristics, natural hazards, and suitability for intended operations to address potential safety concerns."}
{"query": "NRC audit process", "positive": "The NRC's licensing project manager informed licensee staff by telephone on February 29, 2024, that the NRC staff had completed its audit.", "negative": "There were no open items resulting from the audit."}
{"query": "environmental impact statement requirements", "positive": "The National Environmental Policy Act, however, obligates every federal agency to prepare an adequate environmental impact statement before taking any major action, which includes issuing a uranium mining license.", "negative": "Certainly it would be preferable for the FEIS to contain all relevant information and the record of decision to be complete and adequate before the license is issued."}
{"query": "emergency core cooling system", "positive": "Two Emergency Core Cooling System (ECCS) trains shall be operable", "negative": "One or more reactor building air locks inoperable for reasons other than Condition A or B, restore within 24 hours"}
{"query": "The NRC defines the minimum detectable concentration as the smallest amount of a substance that can reliably be identified in a sample.", "positive": "MDC: Minimum Detectable Concentration", "negative": "The results were collected from a batch method that used specific detection limits to ensure accuracy."}
{"query": "What does the term 'defective area in weld metal' refer to in nuclear component assessments?", "positive": "10X photograph of area of sample 4B, showing that the defective area is entirely in weld metal.", "negative": "Photo #39 is used to document the condition of the weld without detailing specific defects."}
{"query": "nuclear safety analysis reports", "positive": "Nuclear safety analysis reports are essential documents that evaluate the potential risks associated with nuclear reactor operations and provide necessary safety measures to ensure public health and environmental protection.", "negative": "The software used in calculating the thermal efficiency of power plants is often based on complex algorithms that require extensive data inputs and can simulate various operating conditions."}
{"query": "The NRC assesses the integrity of components exposed to reactor coolant to prevent cracking.", "positive": "Cracking of steel with stainless steel cladding, stainless steel, and nickel alloy PZR components, as well as nickel alloy RV core support lugs, exposed to reactor coolant is managed by the DCPP ASME Section XI Inservice Inspection, Subsections IWB, IWC, and IWD AMP (B.2.3.1) and the DCPP Water Chemistry AMP (B.2.3.2).", "negative": "The NRC evaluates various designs to ensure that aging management programs are effective and comply with safety standards."}
{"query": "nuclear regulatory process EMDAP", "positive": "EMDAP (Evaluation Model Development and Application Process) is a structured method for the development and application of evaluation models that assess the safety and performance of nuclear facility systems and components, ensuring compliance with regulatory requirements.", "negative": "The development of the assessment base requires a thorough understanding of the modeling capabilities, algorithms employed, and the necessary data to support the evaluation process."}
{"query": "What is the range for pressurizer pressure in nuclear reactors?", "positive": "The range for pressurizer pressure (psia) is 600 to 2400.", "negative": "The time ranges from 0 to 400 seconds."}
{"query": "friction factor in nuclear engineering", "positive": "A typical closure relationship is the use of a friction factor to approximate the irreversible pressure losses that occur as fluid moves through a pipe\u2014where the magnitude of the friction factor is a function of the roughness of the pipe wall and whether the flow is laminar, in transition from laminar to turbulent, or turbulent.", "negative": "The governing equations, numerics, and integrated performance of the EM must be examined to ensure proper evaluation of safety measures in nuclear reactors."}
{"query": "The NRC stipulates requirements for analyzing the decay constants of various isotopes for safety evaluations.", "positive": "The decay constant is a parameter that signifies the rate at which a particular isotope will decay over time.", "negative": "The data shows that L-132 has a decay constant of 5.5E-07 sec."}
{"query": "What are the acceptance criteria for emergency core cooling systems in nuclear reactors?", "positive": "Commission Decision on Rulemaking for Acceptance Criteria for Emergency Core Cooling Systems for Light-Water Cooled Nuclear Power Reactors states: The principal changes to the AEC\u2019s regulations were to lower the maximum allowed fuel cladding temperature, in the event of a loss-of-coolant accident (\u201cLOCA\u201d), from 2300\u00b0F to 2200\u00b0F, and to add a 17% local cladding oxidation limit.", "negative": "The primary participants included the Commission Regulatory Staff, four reactor manufactures, a consolidated group of electric utility companies, and the Consolidated National Intervenors (\u201cCNI\u201d), a group of about 60 organizations and individuals."}
{"query": "What are the effluent limitations for thermal discharges in nuclear plants?", "positive": "In accordance with the Federal Water Pollution Control Act, this permit may be re-opened to insert a more restrictive thermal limit or the requirement to conduct a 316(a) study if it has been shown that the thermal component(s) of the surface water discharges affect the safety and propagation of a balanced, indigenous population of shellfish, fish, and wildlife in and on Mississippi River.", "negative": "The permit application shall include analytical data for monitoring stations SD001, SD003, and SD004 for parameters in accordance with Minnesota Rules 7001.1060 and 7001.1061 and instructions of the applicable EPA Permit Application Form 2C."}
{"query": "potential ecological impacts during aquifer restoration", "positive": "Potential ecological impacts during aquifer restoration will be SMALL, since surface disturbing activities will be limited. Potential impacts associated with aquifer restoration activities will include vegetation and habitat alteration due to the response and cleanup of potential spills, noxious weeds, wildlife mortality from vehicle collisions and displacement due to noise, dust, and human/mechanical presence. Potential impacts are expected to be less than during operation due to a smaller workforce and decreased traffic.", "negative": "The No Action Alternative will result in no change to existing ecological conditions at the project areas or in the region. Land disturbance will be avoided and the area will continue to provide low to moderate quality vegetation communities and wildlife habitat typical of the region."}
{"query": "The NRC requires adequate provisions for safe shutdown systems to minimize risk during emergencies.", "positive": "the equipment needed for safe shutdown is a potential means of improving the reliability of operator actions in MCR abandonment scenarios.", "negative": "alternate shutdown panel were enhanced to include at least one complete division of safe shutdown equipment controls."}
{"query": "What does the document state about the requirements for Management Reviews?", "positive": "100-QC-004 defines requirements for Management Review inputs, outputs, and associated records.", "negative": "The audit checklist reviewed locations across various states for their management performance metrics and compliance."}
{"query": "The enrichment level of uranium in a fuel assembly must meet specific regulatory criteria to ensure safety and efficiency.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "Amendment No. 5, Revision No. 2"}
{"query": "The activity measured in pCi per grams indicates the concentration of radioisotopes present in a sample.", "positive": "Activity (pCi/grams) is a measure of the concentration of a specific nuclide in a sample, indicating how much radioactive decay is expected from that material.", "negative": "The peak size is determined by the count rate over a specified interval, reflecting the strength of the signal detected."}
{"query": "reactor coolant iodine activity", "positive": "C. Reactor coolant iodine activity prior to accident: An assumed preaccident iodine spike, which has resulted in the DE of 60 \u00b5Ci/g of I-131 in the reactor coolant.", "negative": "I. Secondary coolant mass, 4 generators (g): 1.9 x 10^8."}
{"query": "What properties of molten salts are crucial for MSR licensing?", "positive": "Consequently, the molten salts\u2019 fluid thermophysical properties (density, viscosity, thermal conductivity, and heat capacity) will change and influence the thermal hydraulic behavior and, as a result, the accident progression of the reactor.", "negative": "Currently, the available molten salt properties data in literature are insufficient for the majority of licensing activities due to the large gaps across the desired operating temperature ranges and poorly understood changes in chemical compositions."}
{"query": "What are the emergency core cooling system flowpaths and their operation?", "positive": "The applicant is required to have the ability to monitor and manually operate the transfer of ECCS flowpaths.", "negative": "The NRC emphasizes the importance of emergency preparedness and response measures for nuclear facilities."}
{"query": "The NRC must assess and determine whether the proposed license amendment will meet regulatory requirements outlined in the Atomic Energy Act of 1954.", "positive": "The proposed amendment would revise the Watts Bar UFSAR to apply alternate POD values to indications of axial ODSCC at TSPs in the Watts Bar, Unit 2, steam generators for the BOC voltage distribution in support of the Watts Bar, Unit 2, operational assessment until the steam generators are replaced.", "negative": "Your request should state that the NRC does not routinely edit comment submissions to remove such information before making the comment submissions available to the public or entering the comment into ADAMS."}
{"query": "nuclear plant environmental impacts", "positive": "Therefore, TVA finds that the impacts to community services and education from continued operation of BFN during the subsequent period of extended operation are SMALL, which is consistent with the NRC\u2019s conclusion in the 2013 GEIS (Table 4.8-1).", "negative": "In the 2013 GEIS, the NRC found that transportation impacts associated license renewals are dependent on changes in the workforce, local road network capacity, traffic patterns, and"}
{"query": "nuclide energy lines in regulatory filings", "positive": "@  = nuclide contains energy lines not used in Weighted Mean Activity", "negative": "Errors quoted at 2.000sigma"}
{"query": "The regulated heights for PCT and Burst elevations are critical for understanding fluid dynamics in reactor safety evaluations.", "positive": "**PCT Elevation** = 7.25 ft\n- **Burst Elevation** = 5.75 ft", "negative": "Fluid quality measurements are taken at various time intervals to assess system performance."}
{"query": "What is the impact of decommissioning on land use for nuclear plants?", "positive": "The proposed action does not include a change in onsite land use or additional structures. No additional workers whose housing could offsite land use are proposed. Therefore, the land needed for and impacted by decommissioning activities would not be changed by the additional 20 operating years.", "negative": "There are no additional emission sources expected to be added to the PTN site, and licensees are already required to operate within permit requirements."}
{"query": "What is the process for submitting regulatory filings to the NRC?", "positive": "The NRC requires licensees to submit a plethora of regulatory documents that include safety evaluations, environmental reports, and financial qualifications as part of their licensing process.", "negative": "Show device settings include options to adjust video quality, change audio input, and view participant settings."}
{"query": "off-site analysis for radionuclide samples", "positive": "Table 4-1 provides information on dose significant radionuclides and mixture for soil, which is critical for understanding off-site analysis of contamination levels.", "negative": "Table 5-2 outlines action levels for Survey Unit L2-011-104, detailing the thresholds that must be met to confidently determine the need for further investigation."}
{"query": "What are stress multipliers for nuclear nozzles?", "positive": "The NRC staff noted that the multiplier of 2.2 adequately addresses the variation of up to 2.2 times the hoop pressure stress discussed above for the Westinghouse SG MS nozzle.", "negative": "The NRC has neither reviewed nor approved the EPRI report for generic use."}
{"query": "regulatory process for RAI discussions", "positive": "The idea of having RAI discussion was first suggested during a meeting with Framatome in Q3/Q4 last year, and Framatome indicated at the time they were in favor of them in order to help resolve NRC concerns and reduce the number of potential limitations and conditions.", "negative": "I won\u2019t commit to an end date during the drop-in, but I will say that Ngola will reach out to them the first full week of March with a proposed schedule based on their feedback on ending RAI discussions before May or a fast turnaround on draft submittals."}
{"query": "What is a SWPPP in the context of environmental mitigation for nuclear projects?", "positive": "Prior to construction, NuFuels will prepare and submit a SWPPP to address mitigation measures for erosion and sedimentation.", "negative": "Erosion and sedimentation will be mitigated by constructing roads and pipelines away from arroyos where possible."}
{"query": "Exclusion Area Boundary", "positive": "The Exclusion Area Boundary (EAB) Distance is measured in meters and varies depending on the downwind sector, which is defined by cardinal directions. The distance in meters for the EAB is consistently recorded as 975.", "negative": "The period of record spans from May 1972 to April 1977, during which various environmental data was collected and analyzed to ensure compliance with regulatory standards."}
{"query": "socioeconomic impacts of nuclear projects", "positive": "Potential socioeconomic impacts related to the proposed project area are discussed in Section 4.10 of this ER and will primarily be positive. The CUP will result in increased revenues for the State of New Mexico, McKinley County, the Navajo Nation, and local businesses. Project implementation also will result in increased employment in the area. In addition to the additional tax base afforded by the project, NuFuels also will implement mitigation measures to enhance the potential for positive socioeconomic impacts.", "negative": "The reactor design incorporates a passive safety system that operates without the need for external power sources, ensuring safety under all conditions."}
{"query": "What are the mechanisms of fiber penetration through strainers in debris testing?", "positive": "Fiber can penetrate through the strainer by two different mechanisms: prompt penetration and shedding. Prompt penetration occurs when fiber reaching the strainer travels through the strainer immediately. Shedding occurs when fiber that already accumulated on the strainer migrates through the bed and ultimately travels through the strainer. Both mechanisms were considered during the Wolf Creek fiber penetration testing.", "negative": "After the introduction of each batch, transportation of fiber from the debris hopper into the tank and to the strainer was verified. Any non-transported fiber was collected, and later dried and quantified. The total non-transported fiber for the entire test amounted to less than 1 gram (vs. total tested fiber load of >13000 grams). Therefore, no fiber settling was credited."}
{"query": "nuclear regulatory process", "positive": "There are no retention requirements for this section", "negative": "This Page Intentionally Left Blank"}
{"query": "What are the ring distance measurements for nuclear facilities?", "positive": "The NRC defines various ring distance measurements as follows: A (0 - 16 kilometers), B (16 - 40 kilometers), C (40 - 60 kilometers), and D (60 - 80 kilometers).", "negative": "The population data indicates significant residential densities in regions such as SE with 574,975 and N with 342,452."}
{"query": "What are the failure probabilities associated with the isolation valves for the main steam system?", "positive": "The failure probability for the isolation valve operator for the main steam system train (A) is 3.63E-04 under Above TAF Saturated Steam conditions.", "negative": "The nominal pipe diameter measurement is used to categorize the welds and isolation valves associated with different systems in the reactor."}
{"query": "Dr. Jason Himmel has undergone comprehensive training for TheraSphere operations and radiation safety protocols.", "positive": "I believe Dr. Jason Himmel has satisfactorily completed training and work experience in accordance with the U.S. Nuclear Regulatory Commission\u2019s Microsphere Brachytherapy Sources and Devices Guidance (Rev 10.2, April 20, 2021) sections A and B to become an AU for TheraSphere and that this physician is able to independently fulfill the radiation safety-related duties as an AU for TheraSphere.", "negative": "The clinical use training included three (3) hands-on patient cases for the medical use of TheraSphere under the supervision of an AU for TheraSphere on the following dates: 10/27/2024; 11/10/2024; 11/27/2024."}
{"query": "nuclear sampling system", "positive": "To demonstrate the capability of the nuclear sampling system, liquid and gaseous, to collect representative samples from the RCS and auxiliary system process streams.", "negative": "Construction acceptance testing is complete."}
{"query": "The regulation of nuclear safety is of utmost importance in maintaining public trust and protecting the environment.", "positive": "Nuclear safety regulations encompass a series of guidelines and requirements that licensees must follow to ensure the safe operation of nuclear facilities and the protection of public health and the environment.", "negative": "The publication highlights various historical agreements and decisions made during the early years of the Atomic Energy Commission, focusing on administrative structures and policy formulation."}
{"query": "The NRC mandates that licensees provide accurate thermal emissivity values for materials when calculating convective heat transfer coefficients.", "positive": "The coefficients so obtained are small and are about what one would expect from the mechanisms of natural convection and radiation to steam.", "negative": "The values of the calculated convective heat transfer coefficients depend to some extent upon the value used for the thermal emissivity of stainless steel, since the convective heat transfer is obtained after subtracting the radiative heat transfer from the total."}
{"query": "U.S. Nuclear Regulatory Commission definition", "positive": "Connecticut needs to delete the statement indicated above, and correct the definition of 'Commission' to read, 'U.S. Nuclear Regulatory Commission.'", "negative": "Connecticut states that the definitions are not included in the proposed legislation but will be adopted in regulation. However, this definition was omitted from the list."}
{"query": "The NRC plans to engage with licensee personnel during the virtual audit to clarify any questions regarding the reviewed items.", "positive": "The audit will be led by staff from the NRR, Division of Operating Reactor Licensing (DORL).", "negative": "The audit activities will be performed using Microsoft Teams and other virtual meeting spaces established by the licensee."}
{"query": "The NRC evaluates aging management programs for spent fuel pool cooling systems to ensure their effectiveness in maintaining safety standards.", "positive": "The aging management program for Heat Exchanger (Spent Fuel Pit) Tubes includes monitoring the reduction of heat transfer due to aging effects that may require management.", "negative": "The New and Spent Fuel Storage Racks are designed to provide structural support for the storage of both new and spent fuel within the plant."}
{"query": "RICT calculations", "positive": "Examples of calculated RICTs are provided in Table E1-2 for each individual condition to which the RICT applies (assuming no other SSCs modeled in the PRA are unavailable). Following TSTF-505 implementation, the actual RICT values will be calculated using the actual plant configuration and the current revision of the PRA models representing the as-built, as-operated condition of the plant, as required by NEI 06-09, Revision 0-A and the NRC safety evaluation, and may differ from the RICTs presented in Table E1-2.", "negative": "The RICT Incremental Conditional Core Damage Probability (ICCDP) limit is 1.00E-06, while the RICT ICLERP limit is 1.00E-06."}
{"query": "6.9kV shutdown boards", "positive": "Loads designed for BO auto sequence start will require performance of Section 3.3 to allow loads to be restarted when board is energized.", "negative": "Shift Manager agrees board can be energized."}
{"query": "What are invasive species and their impact on ecosystems?", "positive": "Invasive species are nonnative organisms whose introduction causes or is likely to cause economic or environmental harm or harm to human, animal, or plant health (81 FR 88609-TN8375).", "negative": "The Keowee-Toxaway State Park lies at the north end of Lake Keowee. It was established through a partnership between Duke Energy and the State of South Carolina and includes 1,000 ac (400 ha) open to camping, fishing, boating, and other recreational amenities."}
{"query": "The NRC's radiation safety assessments often involve analyzing data collected over time, including background radiation measurements.", "positive": "Env. Background File: C:\\Canberra\\Apex\\Root\\Dairyland_NPP\\Data\\0000001364.CNF", "negative": "The results indicate that the peak areas for energy levels from 76.14 keV to 1461.75 keV show variations that need to be explored further."}
{"query": "The NRC mandates that the system be ready for the Main Turbine Valve testing procedures under the specified conditions.", "positive": "This JPM requires no malfunctions. The initial conditions support the required power level to perform Main Turbine Valve testing procedure.", "negative": "Reset the simulator to the above IC #."}
{"query": "The NRC mandates that each licensee must effectively manage scenarios such as a Small Break LOCA to ensure core cooling adequacy.", "positive": "Ability to determine or interpret the following as they apply to a Large Break LOCA: Verification of adequate core cooling. (CFR: 43.5 / 45.13)", "negative": "Ability to verify system alarm setpoints and operate controls identified in the alarm response manual. (CFR: 41.10 / 43.5 / 45.3)"}
{"query": "The applicant is responsible for calculating acceptable dose limits based on their submissions.", "positive": "The proposed \"dose limit\"\u2014really ANY dose limit\u2014is a calculation done by the applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What happens to the Safety Injection Pump suction flowpath during a Large Break LOCA?", "positive": "At 12:10, the SAFETY INJECTION Pump SUCTION flowpath (2) ___ AUTOMATICALLY TRANSFER to the RHR DISCHARGE.", "negative": "Which ONE of the following completes the statements in accordance with 1-ES-1.3, Transfer to Containment Sump?"}
{"query": "The analysis performed to ensure that NPSH margins are adequate reflects the methodologies outlined in regulatory guidance.", "positive": "The void fractions shown in Table 3.f.14-3 were used to adjust NPSH required (NPSHr) per the guidance provided in RG 1.82 Appendix A when calculating the NPSH margin in the Response to 3.g.16.", "negative": "The approach to the degasification analysis and correction to the pump NPSHr described above is consistent with the method used by Salem Nuclear Generating Station in their GL 2004-02 response."}
{"query": "The reactor mode switch is critically important for initiating control actions within the reactor system.", "positive": "The reactor mode switch provides input to the PPS and therefore functions initiated by this switch appear to rely on PPS functionality.", "negative": "The analysis in Section 3.23, \"Rod Withdrawal Error,\" discusses various operational parameters that are essential for ensuring reactor safety."}
{"query": "What is the importance of chemical spray during design basis event testing?", "positive": "The chemical spray or demineralized water spray during design basis event (DBE) testing needs to be conservatively injected after the peak of the environmental profiles (temperature, pressure).", "negative": "Information presented regarding aging may be better suited to be with the aging details presently in Clause 7.4.1.9.3 (Age Conditioning)."}
{"query": "What is meant by 'activity' in the context of isotopes?", "positive": "Activity is a measure of the decay rate of a radioactive isotope and is usually expressed in units like millicuries (mCi).", "negative": "The distributor license number is 29-30342-02G, and it is associated with Metorex Incorporated."}
{"query": "What is the significance of Tritium in nuclear safety assessments?", "positive": "Tritium is a radioactive isotope of hydrogen that is produced in nuclear reactors and is often measured in regulatory filings related to nuclear safety and environmental monitoring.", "negative": "The pH level of a sample is an important parameter in analyzing water quality, which can affect the behavior of various contaminants."}
{"query": "What is the significance of the Rosemont shear zone in geological assessments for nuclear sites?", "positive": "The Rosemont shear zone is mapped as a northeast striking fault, interpreted variably as a dextral shear zone or high-angle thrust fault (References 2.5.3-32 and 2.5.3-36).", "negative": "Several faults have been mapped within the site vicinity that offset basement or overlying units, but are presumably not active."}
{"query": "The eruption of calderas can generate extensive pyroclastic flows that vary in volume and impact.", "positive": "Although caldera-forming eruptions have not been observed, it is generally agreed (e.g., Wilson, 2008) that such large-volume pyroclastic flows originate from multiple vents located primarily along the caldera margins.", "negative": "The Yellowstone Volcanic Field (YVF) is the largest Quaternary volcanic system in the site region, having undergone three major caldera-forming eruptions (VEI7\u20138) since 2.1 Ma that produced more than 3,700 km\u00b3 of magma as pyroclastic deposits (Christiansen, 2001)."}
{"query": "The NRC evaluates the potential for critical heat flux in nuclear reactors to ensure safety standards are met.", "positive": "COBRA-FLX is a critical heat flux correlation tool used for evaluating thermal-hydraulic behavior in nuclear reactor systems.", "negative": "The guidelines outline the necessary documentation for various aspects of nuclear power plant operations, including maintenance schedules and inspection protocols."}
{"query": "What is the significance of Strontium-90 in regulatory analyses?", "positive": "Strontium-90 is a radioactive isotope that is commonly analyzed in environmental samples, as its presence can indicate contamination and thus has regulatory implications in sectors such as nuclear safety and environmental monitoring.", "negative": "The project includes various methods and descriptions for sample preparation and analytical procedures to ensure accurate data collection and reporting."}
{"query": "What are the considerations in developing a cost estimate for regulatory actions?", "positive": "When assigned the task of developing a cost-benefit estimate, the cost analyst should gather general project information, including the following: project background, project scope, pertinent contract or subcontract information, if applicable, estimate purpose, classification, how the estimate will be used, and techniques anticipated, project schedule.", "negative": "Numerous sources are available from trade associations and governmental organizations."}
{"query": "What is the purpose of a radioactive effluents monitoring program?", "positive": "The RADIOACTIVE EFFLUENTS MONITORING PROGRAM is designed to ensure compliance with regulatory requirements by monitoring and controlling radioactive effluents released from the facility.", "negative": "The ADMINISTRATIVE CONTROLS ORGANIZATION section outlines the structure and responsibilities of the regulatory body overseeing safety protocols."}
{"query": "What are typical soil concentrations for radionuclides in residential areas?", "positive": "Radionuclide H-3 has a residential soil concentration of 228 pCi/g.", "negative": "Total uranium is measured at 47 mg/kg for residential soil concentration."}
{"query": "metal fatigue in nuclear components", "positive": "Fatigue is a TLAA; further evaluation is documented in Subsection 3.2.2.2.1.", "negative": "The One-Time Inspection (B.2.1.20) program will be used to manage loss of material of the stainless steel accumulator, bolting, flexible connection, flow device, piping, piping components, pump casings, rupture disks, and valve bodies exposed to air - indoor uncontrolled and condensation in the Containment Atmospheric Control System, Core Spray System, High Pressure Coolant Injection System, Isolation Condenser System, Low Pressure Coolant Injection System, Primary Containment Isolation System, and Standby Gas Treatment System."}
{"query": "The NRC requires that certain exemption requests must be included for processing license amendments to ensure compliance with regulations.", "positive": "The staff has cited examples of cases where the exemptions and the license amendments are sort of expressly required.", "negative": "I just have to say I disagree with it. These amendments are necessary because of other amendments that were issued at the time of the 50.82 certification that eliminated some of these requirements that basically adopted these."}
{"query": "normal operation in nuclear reactors", "positive": "The normal operation analyses account for [ ]", "negative": "The results for each criterion (rod internal pressure, cladding corrosion, and cladding hydrogen concentration) are summarized in Table 6-9."}
{"query": "What are the requirements for a nuclear reactor's emergency core cooling system?", "positive": "The emergency core cooling system (ECCS) is designed to automatically provide cooling water to the reactor core following aLoss of Coolant Accident (LOCA) to prevent overheating and potential meltdown.", "negative": "The regulatory filings necessitate detailed environmental assessments to ensure that the impact of the nuclear facility on the surrounding area is minimal."}
{"query": "What is the purpose of a reactor recirculation pump variable frequency drive?", "positive": "The unit was down powered to 72 percent for a loss of a reactor recirculation pump variable frequency drive.", "negative": "Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, \"Light-Water Reactor Inspection Program - Operations Phase.\""}
{"query": "weighted mean activity", "positive": "The weighted mean activity of a nuclide is calculated using the average activity concentration of the nuclide in units of picoCuries per gram, alongside the associated uncertainty values.", "negative": "Errors quoted at 2.000sigma reflect the statistical uncertainty of the measurements in the report."}
{"query": "What are licensing basis events in nuclear regulatory context?", "positive": "AOOs would be a category of licensing basis event. I'll actually get into that, I think maybe in a couple of slides. I provide the definition of what licensing basis events are.", "negative": "So in a way it's kind of too bad that it doesn't resolve that, but I think the explanation of what it's doing is pretty clear."}
{"query": "nuclear reactor safety licensing process", "positive": "The nuclear reactor safety licensing process involves a comprehensive review by the NRC to ensure that facilities meet the required safety standards before being granted a license to operate.", "negative": "The unemployment rate in Champaign County decreased from 3.30% in 1990 to 2.40% in 2000."}
{"query": "The auxiliary spillway is designed to manage extreme flood events exceeding the levels of the 100 yr flood, ensuring the dam's safety against overtopping.", "positive": "The auxiliary (emergency) spillway is located east of the dam. The location is chosen on the basis of obtaining a better approach condition. The auxiliary spillway is designed to pass floods more severe than the 100 yr flood and up to and including the PMF. The spillway provides protection to the dam against overtopping. The spillway is an open-cut type with a crest length of 1,200 ft and a crest elevation of 700 ft above msl.", "negative": "The peak discharge through the auxiliary spillway during the CPS PMF conditions is 102,800 cfs with a corresponding water level in the lake of elevation 708.8 ft above msl."}
{"query": "What is the reporting limit in nuclear regulatory analysis?", "positive": "The reporting limit (RL) is defined as the lowest concentration of a substance that can be reliably measured and reported by an analytical method.", "negative": "The counting uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "Jocassee Dam failure modes", "positive": "Further, in evaluating Duke\u2019s information regarding these three failure modes using present-day methodologies and regulatory guidance, which included independent confirmatory analyses of the Jocassee Dam breach uncertainties range, the Staff determined that both seismically and overtopping-induced failures of the Jocassee Dam were not \u201creasonable model[s] of failure\u201d while the sunny-day Jocassee Dam failure mode was deemed \u201can unlikely, although reasonable, failure mode.\u201d", "negative": "See Staff 2010/2015 Evaluation Comparison at 3; see also April 2016 Staff FHRR Final Assessment at 3-6."}
{"query": "The NRC evaluates the safety of new reactor designs through stringent technical specifications and thorough reviews.", "positive": "I am a project manager with the Office of Nuclear Reactor Regulation, Division of New and Renewed Licensees, New Reactor Licensing Branch.", "negative": "Good morning."}
{"query": "The handling of specific sample types does not require verification at the time they are received for testing.", "positive": "The preservation of the following bottle types is not checked at sample receipt: - Orange (oil and grease) - Purple (total cyanide) - Pink (dissolved cyanide) - Brown (arsenic speciation) - Sterile (fecal coliform) - EDTA (sulfate) - HCl preserved vial (organics) - Na2S2O3 preserved vial (organics) - HG-1631 (total/dissolved mercury by method 1631).", "negative": "The ACZ Project ID serves as a unique identifier for tracking purposes."}
{"query": "The extent of the PMP is identified in relation to nearby river basins.", "positive": "**PMP Storm Extent** is important to define the impact area for flood planning and management activities, specifically against the backdrop of regional river systems.", "negative": "The Missouri River Basin from Gavins Point to Sioux City is one of the critical areas to monitor during flood assessments."}
{"query": "What is meant by digital modernization in nuclear plants?", "positive": "Digital modernization enhances the operational performance of Turkey Point Unit 3 and Unit 4 by integrating advanced digital technology into the existing systems.", "negative": "The cooling systems at Turkey Point have undergone several upgrades to improve efficiency and reduce environmental impact."}
{"query": "What is the purpose of the integrated plant assessment in nuclear license renewal?", "positive": "The IPA shall identify and list those structures and components subject to an aging management review and demonstrate that the effects of aging (i.e., cracking, loss of material, loss of fracture toughness, dimensional changes, loss of preload) will be adequately managed so that their intended functions will be maintained consistent with the current licensing basis for the period of extended operation as required by 10 CFR 54.29, \"Standards of issuance of a renewed license.\"", "negative": "The NRC staff reviewed and accepted the technical report on June 17, 2022 (ADAMS Accession No. ML22145A401)."}
{"query": "Maximum Allowable Rod Internal Pressure", "positive": "The maximum allowable rod internal pressure is determined to avoid hydride reorientation, ensuring the structural integrity of the fuel rods under operational conditions.", "negative": "PWR reactor application examples are critical for understanding different fuel rod designs and their specific operational characteristics."}
{"query": "thermophilic organisms in nuclear safety", "positive": "Consultation about Thermophilic Organisms. February 19, 2014. ADAMS Accession No. ML15273A445.", "negative": "Well Water Testing. Retrieved from [IEPA](https://epa.illinois.gov/topics/drinking-water/private-well-users/well-water-testing.html) (accessed February 28, 2023)."}
{"query": "What is the regulatory limit for Zircaloy cladding temperatures?", "positive": "Extrapolation of data from cited experiments indicates that a new regulation that requires minimum allowable core reflood rates in the event of a LOCA is necessary to prevent Zircaloy cladding from exceeding the regulatory limit of 2,200 degrees F under certain conditions.", "negative": "The NRC disagrees with the comments, because the NRC staff determined that excessive heatup rates were not experienced during the FLHT-1 experiment until temperatures exceeded 2,420 degrees F."}
{"query": "What is the minimum departure from nucleate boiling ratio in reactor safety?", "positive": "The criterion for reactor protection for the pump coasting loss-of-flow event is that the minimum departure from nucleate boiling (DNB) ratio shall not be less than the applicable critical heat flux correlation limit (e.g., 1.3 for BAW-2 correlation, 1.18 for the BWC correlation, or 1.132 for the BHTP correlation).", "negative": "No new failure modes are introduced by the proposed technical specification (TS) change."}
{"query": "What is the required action if the Division 1 or 2 125 VDC electrical power subsystem is inoperable?", "positive": "H. Division 1 or 2 125 VDC electrical power subsystem inoperable for reasons other than Conditions E, F, or G. | H.1 Restore Division 1 or 2 125 VDC electrical power subsystem to OPERABLE status.  <br> **OR** <br> H.2 -------NOTE------- <br> Only applicable if the opposite unit is not in MODE 1, 2, or 3. <br> Place associated OPERABLE alternate 125 VDC electrical power subsystem in service.", "negative": "The technical specifications require that systems be maintained to ensure safety margins are not compromised during operation."}
{"query": "The report details the activity levels of various isotopes in terms of pCi per gram, highlighting the regulatory limits for each.", "positive": "| Y-88         | 888.04       | 93.70     | 3.01E-02             | 4.07E-02                | 7.25E-02             |", "negative": "Errors quoted at 2.000sigma"}
{"query": "The population data is significant for assessing potential impacts on safety measures in the vicinity of the facility.", "positive": "The calculation of population within various distances from the reactor is essential for evaluating potential emergency impacts.", "negative": "The distance measurements are organized by miles and groupings to reflect demographic changes in various areas."}
{"query": "What are the numerical parameters related to reactor safety analysis?", "positive": "The sums for various numeric parameters included in the analysis are: Sum t 3,004, Sum F 2,688, Sum t**f 4.521, and Sum F**F 4,037.7, indicating the analysis results of integrated factors for safety evaluations.", "negative": "The NRC evaluates the performance of licensees based on their adherence to safety regulations and operational standards, which ensures consistent regulatory compliance."}
{"query": "The analysis in Figure 3 illustrates how boron dilution affects core reactivity.", "positive": "As shown in Figure 3, the conservatisms in the boron dilution analysis are such that the", "negative": "To quantify the conservatism associated with assumed"}
{"query": "The instrumentation for the RCIC system must adhere to specific technical specifications as detailed in regulatory guidelines.", "positive": "Reactor Core Isolation Cooling (RCIC) System Instrumentation - As required by Required Action A.1 and referenced in Tech Spec Table 3.3.5.3-1", "negative": "Division specific ADS SRV pilot SOVs and supports will be added to the ADS model as conservative surrogates for the LCO condition."}
{"query": "The data shows a decrease in dial readings over time indicating pressure adjustments.", "positive": "| Time in minutes | Dial Reading in inches |\n|----------------|------------------------|\n| 0              | 3920                   |\n| 5              | 3910                   |\n| 10             | 3900                   |", "negative": "The test results indicate consistent pressure levels during the measurement interval."}
{"query": "The analysis of samples taken from the Pickard Hall site included various measurements of radioactive isotopes, specifically Ra 226 and Ra 228.", "positive": "Homogenize and select alpha spec aliquot from the samples analyzed for Ra 226/228 Gamma Spec Norm Library U/T Alpha Spec.", "negative": "The project manager's contact number for inquiries is 865-934-0376."}
{"query": "The analysis of break mass flow rate during various operational conditions is crucial for safety assessments.", "positive": "BREAK MASS FLOW RATE DURING BLOWDOWN (CD = 0.6, LOW TAVG, MIN SI, COSINE POWER SHAPE, 156-IFBA)", "negative": "The chart illustrates the variations in temperature across different reactor zones."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides a comprehensive evaluation of the safety aspects of a proposed nuclear facility, including a detailed analysis of potential hazards, system design, and operational procedures.", "negative": "The cooling system is designed to maintain optimal operating temperatures during full power conditions, but it requires regular maintenance to ensure efficient performance."}
{"query": "What are the inspection requirements for clevis insert bolts in PWRs?", "positive": "The PWR Owners Group issued OG-21-160 in 2021 to address NEI guidance pertaining to PWR lower radial support clevis insert X-750 bolt inspection requirements.", "negative": "The fuel alignment pins at this site were constructed from Type 304 stainless steel with malcoated surface treatments, which were considered for potential surface degradation as early as the 1970s."}
{"query": "What is the minimum cooling time required for nuclear fuel assemblies with an average enrichment of 2.5 to 2.7 wt % 235U?", "positive": "For assemblies with an average enrichment of 2.5 \u2264 E < 2.7 wt % 235U, the minimum cooling time required before reprocessing is 4.2 years for CE and 4.8 years for B&W designs.", "negative": "The NRC requires that all nuclear facility operators maintain accurate records of their operational activities to ensure compliance with safety regulations."}
{"query": "What is included in ACZ's Quality Assurance Plan?", "positive": "All analyses were performed according to ACZ's Quality Assurance Plan.", "negative": "If you have any questions or other needs, please contact your Project Manager."}
{"query": "What is the significance of the reactor coolant pressure boundary in nuclear safety?", "positive": "Reactor coolant pressure boundary | Pressure Boundary  | Stainless Steel | Reactor coolant   | Loss of material due to pitting, crevice corrosion", "negative": "Piping, piping components, ducting, | Pressure Boundary  | Polymeric     | Treated Water     | Hardening or loss of strength due to polymeric degradation; loss of material due to peeling, delamination, wear; cracking or blistering due to exposure to ultraviolet light, ozone, radiation, or chemical attack; flow blockage due to fouling."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves a comprehensive review of the applicant's proposal, including safety analyses, environmental assessments, and regulatory compliance determinations as outlined in 10 CFR Part 50.", "negative": "The fuel assembly is designed to enhance neutron moderation and improve the overall thermal efficiency of the reactor core."}
{"query": "Nuclear facility operators must comply with specific licensing requirements and safety regulations.", "positive": "Licensing is a process by which the NRC grants permission to a facility to operate based on safety evaluations and compliance with regulations.", "negative": "The storage of spent fuel is a critical aspect of nuclear facility management that requires careful planning and execution."}
{"query": "Licensees must conduct thorough assessments for potential hazards during nuclear operations.", "positive": "The NRC mandates that all licensees perform rigorous safety evaluations to identify potential risks associated with their nuclear facilities.", "negative": "The design of the cooling system must accommodate variations in temperature while ensuring efficient heat exchange."}
{"query": "Routine inspections and testing are essential to ensure that the nuclear power plant's systems remain compliant with regulatory standards and operate safely.", "positive": "Routine maintenance performed on station systems and components is necessary for safe and reliable operation of a nuclear power station.", "negative": "The water systems at DNPS are discussed in the sections below. The water flow and volumes are presented in Figure 2.2-1."}
{"query": "What is the limit for fiber insulation fines in nuclear sump strainer debris limits?", "positive": "Fiber Insulation Fines    | 42.70                 | ft\u00b3", "negative": "The available margin for a given debris type is the difference between its debris limit and largest transportable quantity for the range of break sizes considered."}
{"query": "radiological health impacts", "positive": "Potential Radiological Health Impacts    | Proposed Action   | MILDOS-AREA modeling shows no impacts to the public resulting from the CUP.", "negative": "Potential Socioeconomic Impacts         | Proposed Action   | Local communities could be positively impacted by the addition of jobs created by the CUP. McKinley County, the State of New Mexico, and the Navajo Nation will be beneficially impacted as a result of taxes on the CUP."}
{"query": "What is the significance of nuclide minimum detectable activity in nuclear safety?", "positive": "The nuclide minimum detectable activity (MDA) is a measure that indicates the lowest level of activity that can be reliably detected in a sample for a specific nuclide.", "negative": "The table lists various nuclides along with their energy, yield, and activity, but does not specify any minimum detectable activity."}
{"query": "What must be provided when reporting a device no longer in possession of a licensee?", "positive": "Provide Information about devices listed in Section 2 or 6, but no longer in your possession.", "negative": "- License Number of Recipient (if transferred to a specific licensee): LA-5934-01"}
{"query": "What is mass flow rate in fluid dynamics?", "positive": "K1.06 --mass flow rate 3.0", "negative": "K1.12 --cavitation 3.3"}
{"query": "What is the significance of time to core damage in nuclear safety analysis?", "positive": "The time to core damage is a critical factor in determining the effectiveness of security measures in a nuclear facility, as it impacts the analyses required for risk mitigation.", "negative": "Al Csontos, NEI, just wanted to say thank you for the opportunity to present today and provide our feedback."}
{"query": "The cooling water system has not undergone any modifications that would adversely affect aquatic life during the proposed operational term.", "positive": "DNPS\u2019s continued operation in compliance with its NPDES permits is not expected to adversely affect the aquatic community during the proposed SLR operating term.", "negative": "During the period of indirect open-cycle operation at DNPS, no effects on the algal community outside the immediate discharge area were detected that could be attributed to DNPS operations."}
{"query": "What are Circulating Water Conduits in the context of nuclear power plant safety?", "positive": "Revise implementing procedures to add Circulating Water Conduits to the scope of the program.", "negative": "Revise implementing procedures for monitoring and inspection of water-control concrete structures to also include those parameters as described in ACI 201.1R."}
{"query": "The NRC\u2019s current stance on reporting extravasations disallows the classification of these events as medical events, regardless of the dose equivalent involved.", "positive": "On May 18, 2020, Lucerno Dynamics, LLC (\u201cLucerno\u201d) filed a petition for rulemaking with the Nuclear Regulatory Commission (NRC) to amend 10 C.F.R. \u00a7 35.2 and 10 C.F.R. \u00a7 35.3045 to require the reporting of extravasations that exceed the 0.5 Sv dose equivalent to tissue as medical events.", "negative": "The University of California, Los Angeles (UCLA) Radiation Safety Committee has reviewed Lucerno\u2019s petition and the relevant literature, and finds that the current NRC policy regarding extravasations established in May 1980 (and reviewed several times during the ensuing years, most recently in 2020) remains sufficient as it stands and does not require additional rulemaking as petitioned by Lucerno."}
{"query": "What are the aging management programs for the Shutdown Cooling System?", "positive": "The following aging management programs manage the aging effects for the Shutdown Cooling System components: - Bolting Integrity (B.2.1.10) - Closed Treated Water Systems (B.2.1.12) - External Surfaces Monitoring of Mechanical Components (B.2.1.23) - One-Time Inspection (B.2.1.20) - Selective Leaching (B.2.1.21) - TLAA - Water Chemistry (B.2.1.2)", "negative": "The Shutdown Cooling System components are exposed to the following environments: - Air - Indoor, Uncontrolled - Closed Cycle Cooling Water - Treated Water - Treated Water > 140\u00b0F"}
{"query": "What is the function of the residual heat removal system in reactor operations?", "positive": "The residual heat removal system is designed to reduce the temperature of the reactor coolant from 350\u00b0F to 140\u00b0F over a period of 16 hours.", "negative": "Plant shutdown encompasses the operations that bring the reactor from hot no-load temperature and pressure to cold shutdown conditions."}
{"query": "What is a Quality Assurance Program in nuclear licensing?", "positive": "A Quality Assurance Program ensures that all activities related to the design, construction, and operation of nuclear facilities meet specified standards of quality and safety.", "negative": "The reactor vessel is surrounded by a containment structure that provides a robust barrier to prevent radioactive releases."}
{"query": "What is the purpose of a Control Rod in a nuclear reactor?", "positive": "Control rods are used to control the fission rate of uranium and plutonium in nuclear reactors. They absorb neutrons and thereby reduce the number of free neutrons available to sustain the nuclear chain reaction.", "negative": "The temperatures in the reactor core must be maintained within specific limits to ensure safe and efficient operation."}
{"query": "Before confirming contract acceptance, GEH must validate that customer requirements have been clearly defined and that any discrepancies are addressed according to the regulatory requirements.", "positive": "Proposals and contracts are reviewed to determine customer requirements in accordance with implementing procedures for commercial risk and approval, work planning and scheduling, design inputs and customer technical requirements, and spare and renewal parts. This includes customer\u2019s stated requirements or intended expectations, regulatory requirements, product specification, and any other GEH identified requirements.", "negative": "Implementing procedures related to new product introduction describe the detailed process for the development and introduction of new products."}
{"query": "nuclear regulatory compliance", "positive": "Nuclear regulatory compliance is the adherence to the laws and regulations set forth by the Nuclear Regulatory Commission (NRC) to ensure the safe operation of nuclear facilities.", "negative": "The production of renewable energy can lead to significant reductions in carbon emissions and contribute to climate protection efforts."}
{"query": "J-groove weld qualification requirements", "positive": "Weld procedures qualified per Section IX and- NB 4330.", "negative": "Mechanical properties per SB spec Table 2."}
{"query": "What are the environmental resource issues evaluated for the DNPS?", "positive": "Surface water use conflicts (plants with once-through cooling systems) | 1 | Applicable | 4.5.8", "negative": "Offsite land use in transmission line ROWs | 1 | Not Applicable | 4.1.3"}
{"query": "Charpy impact testing limitations", "positive": "Petitioners further aver that, while Charpy impact tests are useful in the analysis and prediction of the behaviors of different materials under impact stresses or dynamic loading, such tests cannot directly predict the reaction of a material to real life loading.", "negative": "The performance of a specimen in a Charpy impact test is, however, influenced by many factors beyond material composition and temperature such as yield strength and ductility, placement, size, and shape of notches, strain rate, and fracture mechanism all affect the performance of a sample."}
{"query": "How is the containment evacuation alarm actuated in nuclear facilities?", "positive": "The containment evacuation alarm is actuated from the 1PM05J via a switch. The alarm will continue to sound until the switch is returned to its normal location.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "What are the requirements for maintaining a nuclear reactor's safety systems?", "positive": "The maintenance of safety systems is critical for ensuring the continued safe operation of a nuclear reactor, as outlined in NRC Regulation 10 CFR 50.65, which requires licensees to monitor and maintain the performance of safety-related systems.", "negative": "The financial audit provided insights into the budget allocations for various departments within the organization, detailing the expenditures and projected financial outcomes for the upcoming year."}
{"query": "limiting condition for operation", "positive": "10 CFR 50.36, \"Technical Specifications,\" paragraph (c)(2)(i) states that limiting conditions for operation are the lowest functional capability or performance level of equipment required for safe operation of the facility, and when a limiting condition for operation is not met, the licensee shall shut down the reactor or follow any remedial actions permitted by the TS until the condition can be met.", "negative": "General Design Criteria 2, \"Design bases for protection against natural phenomena,\" and General Design Criteria 44, \"Cooling water,\" of Appendix A to 10 CFR Part 50, \"General Design Criteria for Nuclear Power Plants,\" provides design considerations for the UHS."}
{"query": "What are the requirements for non-welded fittings according to ASME Section XI?", "positive": "Case N-878 requires that non-welded fittings be supplied in accordance with the provisions of Section XI, IWA-4142.1(b)(4) or (5), except that the activities will be performed by a Repair/Replacement Organization qualified by the Owner in accordance with 10 CFR 50, Appendix B.", "negative": "All other ASME Section XI requirements for which relief was not specifically requested and authorized by the NRC Staff will remain applicable, including third party review by the Authorized Nuclear Inservice Inspector."}
{"query": "group work hour controls", "positive": "Group average work hours for personnel performing the functions identified in B shall be controlled in accordance with the following limits: (a) Normal Plant Conditions: The average number of hours actually worked by personnel performing the functions identified in B, shall not exceed 48 hours per week averaged over consecutive periods not to exceed six (6) weeks. Workers who did not work at least 75 percent of the normally scheduled hours during the averaging period shall not be included when calculating the average.", "negative": "(c) The licensee shall monitor and control individual work hours to ensure that excessive work hours are not compromising worker alertness and performance."}
{"query": "What does pCi/g dry indicate in nuclear licensing reports?", "positive": "The activity concentration is reported in pCi/g Dry, which expresses the amount of radioactive material in picocuries per gram of dry sample.", "negative": "The uncertainty calculations were performed under standard laboratory conditions to ensure the accuracy of the measurements."}
{"query": "river intake structure sediment management", "positive": "large scale dredging operations to prevent channel meandering due to scouring or substantial sediment build up have not been necessary at the river intake structure.", "negative": "Figure 4-6: 1953 USGS Dothan, AL Quadrangle Map"}
{"query": "The classification of survey unit L1-010-107 as an open land survey unit was guided by MARSSIM standards.", "positive": "Survey unit L1-010-107, an open land survey unit, has a MARSSIM classification of 1.", "negative": "The boundary of the survey unit and the location of the soil samples were defined using a Global Positioning System (GPS)."}
{"query": "What is the significance of DO concentrations in cooling water discharges?", "positive": "Overall, the NRC concluded that impacts of plant operation on low DO concentrations and gas supersaturation attributable to cooling water discharges would be SMALL for all plants.", "negative": "To summarize, discharges to the Illinois River are subject to DNPS\u2019s NPDES permit, and there have been no NOVs related to the NPDES permit with respect to contaminants in surface water from January 2018 through the end of 2023."}
{"query": "AC electrical power system redundancy", "positive": "However, two factors tend to decrease the severity of this degradation level: a. The configuration of the redundant AC electrical power system that remains available is not susceptible to a single bus or switching failure; and b. The time required to detect and restore an unavailable offsite power source is generally much less than that required to detect and restore an unavailable onsite AC source.", "negative": "According to Regulatory Guide 1.93 (Ref. 9), with the available offsite AC sources two less than required by the LCO, operation may continue for 24 hours."}
{"query": "The NRC assesses the impact of potential operational issues on the submittal review process, which can affect timelines.", "positive": "In this case the actual need date is considered to be the date that the ILRT must be performed based on the current 15-year frequency, which is February 2023.", "negative": "There were no final determinations or regulatory decisions made by the NRC staff during the meeting."}
{"query": "What is the aging management program (AMP) according to NUREG-2191?", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "This GALL-SLR item reflects consideration of leakage from a flanged connection."}
{"query": "What is the significance of VTTP codes in nuclear data documentation?", "positive": "The VTTP codes, such as VTTP-600 and VTTP-616, represent specific technical parameters used in the safety assessment and reporting for nuclear facilities, helping to standardize measurements and ensure regulatory compliance in technical safety evaluations.", "negative": "The document discusses various units of measurement like cubic meters and kilograms used in different engineering calculations, which highlight the physical properties of the materials used in reactor construction."}
{"query": "nuclide activity measurements", "positive": "The activity of a nuclide can be measured in picoCuries per gram (pCi/grams), which indicates the rate at which a sample of a radioactive nuclide decays.", "negative": "Regulatory filings must include detailed descriptions of plant safety systems, including their design, operation, and maintenance protocols."}
{"query": "The proposed emergency plan alters the staffing requirements for the EOF Emergency Director at the Site Area Emergency level by reducing the minimum positions available for Command and Control functions.", "positive": "The NUREG-0654 R2 technical basis for the ERO staffing guidance states that: For a SAE ECL, or greater, these functions (or a subset of them), typically those associated with protective action recommendations (PARs), should be assigned to an Emergency Director located in the EOF\u2026.", "negative": "Refer to Attachment 1, ERO Staffing Plan Comparison Table, for a side-by-side summary staffing and augmentation comparison between NUREG-0654 R2 Table B-1, the current emergency plan, and the proposed emergency plan."}
{"query": "Strontium-90 detection limits", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.221  | +/-0.190 | 0.309 | 0.400   | pCi/g | JXC9 | 08/10/19 | 1455 | 1899425 | 1", "negative": "The following Analytical Methods were performed:  | Method | Description                             | Analyst Comments       |  |--------|-----------------------------------------|------------------------|  | 1      | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified |                        |  | 2      | EPA 906.0 Modified                         |                        |"}
{"query": "water-bearing properties of geological formations", "positive": "Yields in tributary streams yield up to 100 gpm. Mississippi River alluvium may yield up to 500 gpm; source for CGS radial wells in Warren County report yields of 75 to 440 gpm.", "negative": "Unimportant as an aquifer."}
{"query": "The identification of nuclides is critical for ensuring regulatory compliance in nuclear safety assessments.", "positive": "Nuclide identified during the nuclide identification.", "negative": "The energy levels of various nuclides can vary significantly, affecting their detection and measurement in safety evaluations."}
{"query": "The NRC conducted simulations to analyze the variability of costs and benefits, using sophisticated tools to incorporate uncertainty into their regulatory assessments.", "positive": "Monte Carlo simulations involve introducing uncertainty into the analysis by replacing the point estimates of the variables used to estimate base case costs and benefits with probability distributions.", "negative": "The results of the uncertainty analysis of Alternative 2 net costs using a 7-percent discount rate are provided graphically in Figure A-1."}
{"query": "The process of analyzing the feasibility and effectiveness of possible solutions is an integral part of NRC's regulatory framework.", "positive": "Identifying and evaluating alternative approaches to resolve problems are key elements in meeting the NRC's regulatory analysis policy.", "negative": "The draft papers in development or other underlying staff documents supporting the requirements or staff positions."}
{"query": "Class 1E electrical equipment air conditioning system requirements", "positive": "LCO 3.7.20 Two Class 1E electrical equipment A/C trains shall be OPERABLE.", "negative": "Be in MODE 3."}
{"query": "What is the purpose of the slip clutch in a core dolly system?", "positive": "In the event of operator error or equipment malfunction the torque generated by core dolly drive mechanism is limited by a slip clutch. The slip clutch is set to prevent damage if the core shroud or any other part of the core dolly comes into contact with an obstruction, such as the core shroud contacting the lead shield doors.", "negative": "To eliminate the hazard, the previous FIS was modified and an override switch was added to the inside of the cabinet."}
{"query": "What is the purpose of the Flow Accelerated Corrosion program?", "positive": "In 2022, a program effectiveness review was performed for the Flow Accelerated Corrosion (FAC) Program described in FSAR Section 0.1.14 in support of preparing the BFN Subsequent License Renewal Application.", "negative": "The Outage Summary reports since 2010 for each of the three units were reviewed."}
{"query": "Limiting Condition for Operation (LCO) requirements", "positive": "LCOs shall be met during the MODES or other specified conditions in the Applicability, except as provided in LCO 3.0.2, LCO 3.0.7, LCO 3.0.8, and LCO 3.0.10.", "negative": "Exceptions to this Specification are stated in the individual Specifications."}
{"query": "What is the peak locate threshold in gamma direct samples?", "positive": "Peak Locate Threshold: 3.00", "negative": "Sample Size: 2.827E+001 m^2"}
{"query": "nuclear power plant safety systems", "positive": "The safety systems of a nuclear power plant include multiple redundant and diverse systems to ensure that the reactor operates safely under all conditions.", "negative": "Open and log in to Microsoft Teams. Left click on your initials at the top right corner."}
{"query": "Licensees must submit a safety analysis as part of their nuclear licensing process.", "positive": "The safety analysis report is a comprehensive document required for the evaluation of the safety of a proposed nuclear facility.", "negative": "The construction of the facility must comply with local zoning laws and environmental regulations."}
{"query": "What systems require aging management in nuclear facilities?", "positive": "The Auxiliary Boiler System and the Emergency High Pressure Makeup System are among the key components that necessitate aging management programs to ensure operational safety and reliability.", "negative": "Cracking due to stress corrosion cracking in aluminum alloys can significantly impact infrastructure but is primarily a material failure issue irrelevant to the licensing processes."}
{"query": "nuclear licensing requirements", "positive": "Nuclear licensing involves a series of regulatory processes that ensure the design, construction, and operation of a nuclear facility comply with safety and environmental standards set by governing bodies.", "negative": "The development team conducted an extensive analysis of the software architecture to determine the most efficient design patterns to apply."}
{"query": "guidelines for steam generator maintenance", "positive": "Before heatup to full power, the bulk water in the steam generators is normally brought into power operation specifications by draining and refilling or by feeding and bleeding. Guidelines for heatup are provided in EPRI, PWR Secondary Water Chemistry Guidelines.", "negative": "A. Oxygen in the presence of moisture rapidly corrodes carbon steel. These corrosion products may be carried through the feedwater system and form a sludge pile in the steam generator."}
{"query": "What are the specifications for the new fuel vault analysis as outlined in the regulatory documents?", "positive": "The new fuel vault analysis will be covered by the GESTAR II methodology and is not addressed in NEDC-33938P. See Section 2.2 of LAR RS-22-064 for details.", "negative": "The analysis NEDC-33938P covers peak reactivity in every spent fuel pool rack cell location."}
{"query": "What are the updates to reactor figures in NRC documents?", "positive": "Figures 15-131 to 15-136 were deleted as per various updates from the years 1996, 1998, and 2001.", "negative": "The design of control systems is critical in ensuring the reactor operates within safe limits."}
{"query": "What is the purpose of a radiologically controlled area in nuclear facilities?", "positive": "A Radiologically Controlled Area (RCA) is designated for the purpose of controlling access and minimizing exposure to radiation in areas where occupational radioactive material is used or stored, ensuring safety for personnel and the public.", "negative": "The site tour included a walkdown of the chemical treatment ponds, which are critical for managing any residual contaminants before discharge into the nearby waterway."}
{"query": "What is the average enrichment of uranium in a PWR fuel assembly?", "positive": "The table provides loading information for PWR fuel, detailing the initial assembly average enrichment of wt % 235U across various burnup levels.", "negative": "The document includes detailed regulatory requirements for nuclear plant operations and maintenance schedules."}
{"query": "Loss of Reactor or Secondary Coolant", "positive": "1-E-1, Loss of Reactor or Secondary Coolant, is in progress", "negative": "Unit 1 was at 100% when a Large Break LOCA occurred at 12:01"}
{"query": "Monitoring cladding diameter variations over the course of fuel burnup is essential for assessing reactor safety.", "positive": "Figure 33-3 shows the relationship between measured cladding diameter change and the associated burnup levels.", "negative": "The reactor core design must consider the thermal characteristics of the fuel as it undergoes operation."}
{"query": "aging management evaluations for safety features", "positive": "AMP XI.M20, \"Open-Cycle Cooling Water System\" is the program outlining aging management for components like stainless steel heat exchanger components exposed to raw water, which may experience loss of material due to pitting, crevice corrosion, and microbiologically influenced corrosion (MIC).", "negative": "Not Applicable. There are no stainless steel or steel heat exchanger tubes exposed to raw water in the Engineered Safety Features systems."}
{"query": "What is an alternative seismic method in nuclear licensing?", "positive": "The license amendment request proposes to adopt an alternative seismic method for the categorization of structures, systems, and components at the Edwin I. Hatch Nuclear Plant.", "negative": "The Environmental Report details the expected impacts of the proposed project on local wildlife and habitats, including potential changes in land use and water resources."}
{"query": "The NRC emphasizes the importance of the secondary control rod design, which features an electrical system supported by a pneumatic backup for enhanced safety.", "positive": "Secondary (Safety) Control Rod - Electrical, backed up by pneumatic", "negative": "The primary control rod system includes components like the drive housing, electromagnet, and ball screw to ensure precise movement and control."}
{"query": "The U.S. Nuclear Regulatory Commission oversees the licensing of nuclear facilities to ensure compliance with safety standards.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for regulating commercial nuclear power plants and other uses of nuclear materials in the United States.", "negative": "The Linear Heat Generation Rate (LHGR) is an important parameter in the thermal analysis of nuclear fuel that relates to the amount of heat generated per unit length of fuel rod."}
{"query": "The NRC requires licensees to conduct thorough analyses on various radioactive materials during regulatory assessments.", "positive": "Strontium-90 is reported with a result of 0.205 pCi/g, which falls under the uncertain bounds of +/-0.154.", "negative": "The following Analytical Methods were performed: Method 1, EPA 905.0 Modified/DOE R501 Rev. 1 Modified; Method 2, EPA 906.0 Modified."}
{"query": "What is a containment post-tensioning system and why is it inspected?", "positive": "The containment post-tensioning system is inspected to ensure the integrity and safety of the containment structure during operation.", "negative": "The technical report was prepared by an experienced engineer with a focus on compliance with standards and regulations."}
{"query": "What are the key requirements for seismic margins assessment in nuclear safety?", "positive": "However, it should be noted, that consistent with the Commission-endorsed phased PRA Quality Initiative, all risk contributors that cannot be shown as insignificant, should be assessed using a PRA (as defined in regulatory position C.1) to support risk-informed licensing actions.", "negative": "The staff does not endorse the material in this Part of the standard, and as such, does not have a position (i.e., no objections, no objection with clarification, or no objection with qualification) on any of the material contained in Part 10 of the standard."}
{"query": "What is the temperature reactivity coefficient in nuclear reactors?", "positive": "The temperature reactivity coefficient is a key measure of intrinsic core safety characteristics for any particular state.", "negative": "The pre-equilibrium core coefficients are preliminary, and subject to change."}
{"query": "What materials are used in the Main Steam System components?", "positive": "The materials of construction for the Main Steam System components are:\n- Carbon and Low Alloy Steel Bolting\n- Carbon Steel\n- Stainless Steel", "negative": "The following aging effects associated with the Main Generator and Auxiliaries System components require management:\n- Cracking\n- Cumulative Fatigue Damage\n- Long-Term Loss of Material\n- Loss of Material\n- Loss of Preload"}
{"query": "What is a Co-60 source in the context of nuclear licensing?", "positive": "I sent you some information on disposal of the Co-60 source and just making sure you did not need anything else from me.", "negative": "I hope you were able to take some time off and enjoy the holiday season!"}
{"query": "impact of power uprates on reactor pressure vessel", "positive": "Use guidance for EPUs - Focus on RPV surveillance, PT limits, USE, PTS, LBB, piping materials and supports, chemical control, etc. - Assess and describe performance monitoring", "negative": "Identify if change affects materials, environment, loading, degradation, geometry, maintenance or mitigation"}
{"query": "The analysis of soil samples from the site restoration project involved measuring radiation levels.", "positive": "Strontium-90                | U         | -0.0047     | +/\u22120.0675      | 0.130   | 0.400  | pCi/g | JXC9 | 10/07/19 | 1510    | 1921875 | 1      |", "negative": "The Project aims to facilitate the safe and systematic restoration of the LACBWR site."}
{"query": "boron concentration adjustments during reactor operation", "positive": "During reactor operation, changes are made in the reactor coolant boron concentration for the following conditions: a. Reactor startup - boron concentration must be decreased from shutdown concentration to achieve criticality. b. Load follow - boron concentration must be either increased or decreased to compensate for the xenon transient following a change in load. c. Fuel burnup - boron concentration must be decreased to compensate for fuel burnup and the associated buildup of fission products in the fuel. d. Cold shutdown - boron concentration must be increased to the cold shutdown concentration.", "negative": "The reactor makeup control subsystem consists of a group of instruments arranged to provide a manually pre-selected makeup composition to the charging pump suction header or the volume control tank."}
{"query": "What are the requirements for analytical evaluation of pipe wall thinning?", "positive": "Use of Code Case N-597-3 to mitigate flow accelerated corrosion is authorized subject to the following conditions: The Code Case must be supplemented by the provisions of the EPRI/Nuclear Safety Analysis Center Report (NSAC) report EPRI/NSAC-2021-2, 'Recommendations for an Effective Flow Accelerated Corrosion Program,' issued April 1999 (Ref. 7), for developing the inspection requirements, the method of predicting the rate of wall-thickness loss, and the value of the predicted remaining wall thickness.", "negative": "Essentially 100 percent (not less than 90 percent) of the examination volume A-B-C-D-E-F-G-H must be inspected."}
{"query": "What is RTS instrumentation in nuclear regulatory filings?", "positive": "RTS instrumentation is a crucial component that provides real-time monitoring of the reactor's safety parameters, ensuring operational integrity and compliance with regulatory standards.", "negative": "The list of tables includes detailed descriptions of various systems and instrumentation used at nuclear facilities."}
{"query": "Who is the designated Radiation Safety Officer for this nuclear device?", "positive": "- **Title:** RADIATION SAFETY OFFICER", "negative": "- **City:** KOKOMO"}
{"query": "The restrictions on utilizing sensitized stainless steel aim to enhance corrosion resistance during the various phases of construction and operation.", "positive": "The use of severely sensitized stainless steel as a pressure boundary material has been prohibited and has been eliminated by either a select choice of material or by programming the method of assembly (see Section 5.4.3.1). This restriction on the use of sensitized stainless steel has been established to provide the primary system with preferential materials suitable for the following: - a. Improved resistance to contaminants during shop fabrication, shipment, construction, and operation.", "negative": "All the insulation modules are removable, but access to vessel side insulation is limited by the surrounding concrete."}
{"query": "Loss of Normal Feedwater", "positive": "ENSURE failed MFPT TRIPPED.", "negative": "CLOSE recirc valve for the tripped MFWP:"}
{"query": "Zircaloy cladding temperature increase", "positive": "by the metal-water reaction of zirconium with steam is greater than the heat that can be transferred away from the Zircaloy cladding. This causes the Zircaloy cladding temperature to increase, thereby increasing the diffusion of oxygen into the metal, which in turn increases the rate at which the zirconium-steam oxidation reaction occurs.", "negative": "To evaluate conformance with the criteria specified in 10 CFR 50.46(b), ECCS cooling performance must be calculated using an acceptable evaluation model for a range of postulated LOCAs of different sizes, locations, and other properties sufficient to"}
{"query": "What are the safety limits for reactor core operation?", "positive": "**2.1.1** The combination of THERMAL POWER, Reactor Coolant System highest loop average temperature, and pressurizer pressure shall not exceed the limits shown in Figure 1.", "negative": "The cycle-specific parameter limits for the specifications listed above are presented in the following subsections. These limits have been developed using the NRC-approved methodologies specified in Technical Specification 6.9.1.6.b."}
{"query": "What are the identification marking requirements for Type B packages?", "positive": "For Type B(U), Type B(M) or fissile material package destined for export shipment, mark 'USA' in conjunction with specification marking, or certificate identification; and package identification indicated in U.S. Competent Authority Certificate.", "negative": "The arrows must either be black or red on white or other suitable contrasting background and commensurate with the size of the package; depicting a rectangular border around the arrows is optional."}
{"query": "What is the GALILEO Fuel Rod Thermal-Mechanical Methodology?", "positive": "GALILEO Fuel Rod Thermal-Mechanical Methodology is a framework used to assess the behavior of fuel rods under varying thermal and mechanical conditions, specifically designed for Pressurized Water Reactors.", "negative": "Framatome Inc. provides a range of services and products to the nuclear industry, focusing on enhancing the safety and efficiency of nuclear power operations."}
{"query": "What is the significance of Americium-241 in nuclear licensing?", "positive": "Americium-241 is measured in picocuries per gram (pCi/g) and is recorded during quality control tests to ensure the safety and regulatory compliance of nuclear materials.", "negative": "The QC summary indicates uncertainty values for various radioactive materials, which are essential for accurate measurements and evaluations."}
{"query": "What does the HEC-RAS Model indicate in nuclear plant regulatory filings?", "positive": "HEC-RAS, or the Hydrologic Engineering Center's River Analysis System, is a computer program used for simulating the hydraulics of water flow through natural and constructed channels.", "negative": "Various rivers and sites are illustrated."}
{"query": "The NRC is involved in the process of evaluating the environmental impacts associated with the subsequent license renewal for the Oconee Nuclear Station.", "positive": "Oconee Nuclear Station, Units 1, 2, and 3, February 2024 Subsequent License Renewal Public Draft Environmental Impact Statement Meetings-Memo.", "negative": "Federal Register Notice: Environmental Impact Statements; Notice of Availability."}
{"query": "What should be done when a turbine experiences high vibrations?", "positive": "As Work Control acknowledge request to initiate Condition Report and initiate work Order for repairs.", "negative": "When dispatched wait 1 minute and report oil spray is preventing entry into 1A-A EDG Room."}
{"query": "proprietary information in nuclear regulatory filings", "positive": "This Document contains information of a proprietary and confidential nature and is of the type customarily held in confidence by Framatome and not made available to the public.", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "The analysis of transportation impacts related to radiological waste and spent fuel does not indicate any significant changes due to regulatory updates.", "positive": "The impacts from transportation of radiological waste and spent fuel is not significant.", "negative": "There will be no changes in the impacts from transportation of radiological waste and spent fuel."}
{"query": "The contour map indicates the piezometric levels throughout the water table aquifer at the site.", "positive": "The Water Table Aquifer Contour illustrates the varying levels of the piezometric contour, which is crucial for understanding groundwater flow in the vicinity of the plant.", "negative": "The coordinates for the plant site are defined as 63N and 40E, referencing geological studies conducted in 1987."}
{"query": "What are acceptable methods for adding boron to the reactor coolant system?", "positive": "Clarified acceptable methods for adding boron to the reactor coolant system.", "negative": "Made under the provisions of 10 CFR 50.59 except where indicated in brackets."}
{"query": "What methodologies are used for dam breach modeling in nuclear site assessments?", "positive": "The approach and sequence of steps taken to calculate the maximum WSEL, peak flows and velocities caused by dam failure are as follows: USACE HEC-HMS, version 3.3 (Reference 2.4.4-8) is used to calculate the flows from the dam breach analysis.", "negative": "There are hundreds of reservoirs within the Delaware River watershed with storage capacity ranging from 15 ac.-ft. to 460,000 ac.-ft."}
{"query": "What are the requirements for testing under NELAC certification?", "positive": "Except as noted, the test results for the methods and parameters listed on ACZ's current NELAC certificate letter (#ACZ) meet all requirements of NELAC.", "negative": "All samples and sub-samples associated with this project will be disposed of after December 04, 2024."}
{"query": "nuclear reactor licensing process", "positive": "The licensing of a nuclear reactor involves a comprehensive examination of safety protocols, regulatory compliance, and operational readiness that must be documented in the submittal for review and approval.", "negative": "Audit plans are critical in ensuring compliance with regulatory standards and verifying adherence to operational procedures."}
{"query": "source material transfer reporting requirements", "positive": "For each general license under He-P 4031.03, equivalent agreement state provisions for who greater than 50 grams (0.11 lb) of source material has been transferred in a single calendar quarter, or Nuclear Regulatory Commission 10 CFR 40.22, the name and address of the general licensee to whom source material is distributed; a responsible agent, by name and/or position and phone number, of the general licensee to whom the material was sent; and the type, physical form, and quantity of source material transferred; and", "negative": "Submit each report by January 31 of each year covering all transfers for the previous calendar year. If no transfers were made to persons generally licensed under He-P 4031.03, equivalent agreement state provisions during the current period, or Nuclear Regulatory Commission 10 CFR 402.2, a report shall be submitted to DHHS/RHS indicating so. If no transfers have been made to general licensees in New Hampshire during the reporting period, this information shall be reported to DHHS/RHS upon request."}
{"query": "The NRC mandates that licensees must conduct analyses of the radiological consequences of accidents.", "positive": "Licensees must demonstrate compliance with the regulations by providing sufficient data and analysis concerning the safety systems in place and their functional capabilities.", "negative": "The USDA provides comprehensive statistics on agriculture practices and outputs in South Carolina, detailing crop yields and livestock inventories."}
{"query": "The estimated emissions from typical passenger cars during operation are crucial for environmental assessments.", "positive": "| Emission Factor (g/mile) | THC    | CO     | NO\u2093   | CO\u2082    |\n|--------------------------|--------|--------|-------|--------|\n| gal/mile                 | 2.8    | 20.9   | 1.39  | 415.86 |", "negative": "| Vehicle Type  | HP  | Load Factor | THC    | NO\u2093    | CO\u2081   | PM\u2081\u2080 | SO\u2082   | CO\u2082   | Source |\n|---------------|-----|-------------|--------|--------|-------|-------|-------|-------|--------|\n| Kenworth      | 260 | 0.43        | 0.0025 | 0.031  | 0.0067 | 0.0022 | 0.0021 | 1.15   | 2      |"}
{"query": "What requirements must Licensees meet to mitigate beyond-design-basis external events?", "positive": "Fukushima Dai-ichi leads the staff to conclude that additional requirements must be imposed on Licensees or CP holders to increase the capability of nuclear power plants to mitigate beyond-design-basis external events.", "negative": "Compliance with NRC requirements plays a critical role in giving the NRC confidence that Licensees or CP holders are maintaining an adequate level of public health and safety and common defense and security."}
{"query": "main steam routing diagram", "positive": "Figure 3-13. Main Steam Routing Elevation Outside Containment Farthest From Reactor Building Wall", "negative": "Elevation annotated with: - 20' markers for reference - Various connections and junctions to be noted - Section view indicated"}
{"query": "The report lists the Minimum Detectable Activity for various isotopes measured in the investigation.", "positive": "The Minimum Detectable Activity (MDA) is the smallest amount of a nuclide that can be reliably detected in a sample and is expressed in picocuries per gram (pCi/grams).", "negative": "Errors quoted at 2.000sigma indicate the confidence levels used to ascertain the integrity of the measurements."}
{"query": "aging management program for concrete", "positive": "Aging Management Review Results detail that the Structures Monitoring Program (B.2.3.33) addresses various aging effects requiring management for concrete foundations, such as cracking, loss of bond, and increase in porosity.", "negative": "The outdoor water storage tanks are designed to provide water supply for firefighting and emergency response actions in case of an incident."}
{"query": "risk-informed approach for accident analysis", "positive": "The proposed change in methodology in this LAR is to use a risk-informed approach to address the effects of accident-generated and transported debris on the containment emergency sumps instead of a deterministic approach.", "negative": "The dose considerations discussed above demonstrate that compliance would result in substantial personnel exposure due to insulation modifications in containment, which is not commensurate with the expected safety benefit based on the risk evaluation results showing that the risk associated with post-accident debris effects is less than the threshold for Region III in Regulatory Guide (RG) 1.174 (Reference 2)."}
{"query": "What does sample receipt verification entail in nuclear regulatory filing?", "positive": "Sample receipt verification is a process that ensures that all samples listed on the chain of custody received are accounted for and intact, which is critical for maintaining accurate records in regulatory filings.", "negative": "The shipping container custody seals must be present and intact for all deliveries, as this ensures the authenticity of the materials being received."}
{"query": "What is the relationship between fuel enrichment and cooling time in PWR assemblies?", "positive": "The loading table outlines the relationship between the initial assembly average enrichment of Uranium-235 (U-235) and the minimum cooling time required for various pressurized water reactor (PWR) vendor designs.", "negative": "The NRC requires annual inspections of all nuclear facilities to ensure compliance with safety regulations."}
{"query": "The NRC mandates that the amount of tritium released into the environment must be controlled and monitored during reactor operations.", "positive": "During refueling, the tritium concentration in the containment atmosphere is maintained at a safe level by the containment purge system.", "negative": "Based on the above, the following conclusions were reached: 1. The tritium levels in plants operating with Zirconium alloy-clad cores are substantially lower than original design predictions."}
{"query": "The Z-port is designed to provide a backup method for component actuation if the primary system encounters a failure.", "positive": "The Z-port is hardwired to the DPS/RRCS for a diverse means to perform component actuation for certain protection functions in case the PPS fails to do so due to a CCF.", "negative": "The configuration of existing safety systems must be reviewed regularly to ensure compliance with updated regulatory standards."}
{"query": "The NRC oversees the environmental considerations associated with regulatory activities in nuclear energy.", "positive": "Jeffrey Rikhoff, NRC has 44 years of combined industry and government experience in NEPA compliance for DOE Defense Programs/National Nuclear Security Administration and Nuclear Energy.", "negative": "Ted Smith has 39 years of experience, including DOE Power Administration, support of site environmental management programs, and spent fuel management."}
{"query": "What impact do topographic features have on wind direction in nuclear site evaluations?", "positive": "The topographic features of the ESP site region, in conjunction with the movement of pressure systems and the location of the semi-permanent pressure zones, have a definite influence on the wind direction distribution.", "negative": "Consequently, low-pressure cells that are generated in the Gulf are frequently forced to move toward the east on the back (west) side of the Blue Ridge Mountains, therefore resulting in a southerly flow of air in the ESP site region instead of a southeast or easterly wind."}
{"query": "What is the role of the New Reactor Licensing Branch in the NRC?", "positive": "The New Reactor Licensing Branch is responsible for the review of applications for licenses to construct and operate new nuclear reactors, ensuring compliance with safety and environmental regulations.", "negative": "The financial support provided by the Division of Rulemaking is essential for the ongoing stability of regulatory operations in various sectors."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves several key stages, including the pre-application phase, the application review stage, and the post-licensing activities, which ensure that the reactor meets the required safety and regulatory standards.", "negative": "The Quad Cities region is known for its scenic views along the Mississippi River, which attract many tourists each year."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "COBRA-FLX is a thermal-hydraulic code developed by Framatome for light water reactors, which includes a critical heat flux correlation that helps in predicting the limits of coolant flow and heat transfer under varying operating conditions.", "negative": "The report discusses various test assembly configurations used during the HTP grid tests, including their geometrical dimensions and material specifications, but does not address thermal-hydraulic codes."}
{"query": "The NRC is developing a regulatory framework that will support the safe deployment of advanced reactor technologies...", "positive": "The proposed 10CFR53 outlines a risk-informed, technology-inclusive regulatory framework aimed at advanced reactors, emphasizing safety and performance standards.", "negative": "Attached please find our letter on proposed guidance documents associated with the proposed 20CFR53."}
{"query": "The NRC requires sufficient automatic controls and indications independent of the PPS to manage event scenarios like MSIV Closure.", "positive": "For the postulated event of MSIV Closure, concurrent with a postulated CCF of PPS, sufficient automatic control functions, indications that are independent of the PPS, and operator actions, are/will be available to mitigate the event.", "negative": "The condenser vacuum is assumed to be lost at a rate of approximately 2 inches Hg per second. This event is categorized as an incident of moderate frequency."}
{"query": "human engineering discrepancies", "positive": "HEDs were initially categorized using a subjective approach that reflected the consensus judgment of the multidisciplinary CRDR team.", "negative": "The following five categories were designed to be unique so a consensus could be obtained from the review team as to which category each HED should be assigned."}
{"query": "What is the role of a Health Physicist in nuclear licensing?", "positive": "**Casey Alldredge**  Health Physicist  Materials Licensing Branch  Division of Radiological Safety & Security  Region IV, USNRC", "negative": "I will give you a call on Monday to discuss."}
{"query": "What is the minimum signal to noise ratio required for SRM operation?", "positive": "The proposed change to TS SR 3.3.1.2.4 will increase the minimum SRM signal to noise ratio from \u2265 2:1 to \u2265 20:1, when the SRM count rate is \u2265 0.7 cps and less than 3 cps.", "negative": "The proposed change does not alter the Nuclear Instrumentation system design, create new failure modes, or change any modes of operation."}
{"query": "What are the regulatory guidelines for uranium concentration evaluations?", "positive": "40 CFR Part 192, Subpart A, \u00a7192.02 (c)(3)(ii)(B)(2), specifies that an evaluation of potential hazards from proposed ACLs must consider several factors, including the potential for health risks caused by human exposure to constituents.", "negative": "While the ponds may not be a current source of recreational fishing, flooding of rivers is commonly observed to result in transferal of fish to nearby surface water bodies."}
{"query": "What is the ultimate heat sink in nuclear power plants?", "positive": "The power block area, which contains all safety-related structures including the ultimate heat sink (if applicable), is shown relative to the exclusion area boundary, with distance measurements from the power block reference point along the 16 cardinal compass points.", "negative": "The VCS site is bracketed by the U.S. Geological Survey 7.5 minute quadrangles named Raisin, Bloomington, McFaddin, and Bloomington SW."}
{"query": "NRC K/As referenced in examination questions", "positive": "2. a. NRC K/As are referenced for all questions.", "negative": "The sampling process was random and systematic."}
{"query": "What are the proposed changes to 10 CFR Part 51 regulations?", "positive": "The purpose of this rulemaking is to perform substantial revisions to 10 CFR Part 51 that would align 10 CFR Part 51 with the NRC\u2019s efforts to streamline and update the NRC\u2019s NEPA process as well as incorporate relevant and appropriate conforming changes from CEQ\u2019s July 2020 final rule.", "negative": "A rulemaking to revise 10 CFR Part 51 regulations would be consistent with ongoing agency efforts to comply with new Federal requirements (e.g., NEIMA, FAST-41) as they relate to the NRC\u2019s environmental reviews, allow flexibility to address advanced reactor designs and new technologies, and codify best practices and lessons learned that could reduce staff and applicant burdens when preparing environmental documents."}
{"query": "potential impacts of lighting during operation", "positive": "Potential lighting impacts will be minimized by implementing protection and mitigation measures discussed in Section 5.9 of this ER. This will help ensure that the potential visual and scenic resources impacts from lighting will be SMALL during operation.", "negative": "The No Action Alternative would result in no change to visual and scenic resources in the project areas."}
{"query": "What is the significance of burnup in nuclear fuel?", "positive": "Average burnup for the power assembly of 25,000 MWd/t or less (this corresponds to a peak local burnup of about 45,000 MWd/t).", "negative": "For release pressures greater than 1200 psig and water depths less than 23 ft, the iodine decontamination factors will be less than those assumed in this guide and must be calculated on an individual-case basis using parameters in conservatism to those of this guide."}
{"query": "What is the evidentiary hearing process in nuclear regulatory filings?", "positive": "The evidentiary hearing that is the subject of the instant appeal followed.", "negative": "Cultural Resources Site Survey Methodology (February 2019 Methodology), which it provided to the Oglala Sioux Tribe for review."}
{"query": "non-power reactor licensing report", "positive": "A non-power reactor specific technical report will be submitted with the PSAR to implement an ANSI 15.8 QA program, consistent with NUREG-1537.", "negative": "The non-power reactor will evaluate a maximum hypothetical accident. A formal LMP implementation is not anticipated."}
{"query": "The pages in Appendix A of the Technical Specifications are being updated with revisions that are marked for clarity.", "positive": "The revised pages are identified by amendment number and contain marginal lines indicating the areas of change.", "negative": "The table outlines the specific pages that need to be replaced, ensuring that the documents are up to date with the latest information."}
{"query": "regulations for endangered species consultation", "positive": "If a Federal agency determines, based on the Biological Assessment or biological evaluation, that listed species and/or designated critical habitat may be affected by the proposed project, the agency is required to consult with the Service pursuant to 50 CFR 402.", "negative": "The MBTA has no provision for allowing take of migratory birds that may be unintentionally killed or injured by otherwise lawful activities."}
{"query": "safety analysis reports in nuclear licensing", "positive": "Safety analysis reports (SARs) provide information about the design, operation, and safety of nuclear facilities, including evaluations of potential hazards and risks associated with the operation of the reactor.", "negative": "The environmental impact statement must be submitted for review, outlining the potential effects of the proposed project on local wildlife and ecosystems."}
{"query": "What is the purpose of the reactor bottom head drain in the RWCU system?", "positive": "RWCU \u2013 Reactor Bottom Head Drain", "negative": "The nominal pipe diameter is a critical parameter for ensuring suitable flow rates in the system."}
{"query": "The maximum recorded 24-hour rainfall at the Salem/Hope Creek site is significant for evaluating environmental safety conditions.", "positive": "Maximum Recorded 24-Hour Rainfall (inches) at the S/HC Site is 10.03.", "negative": "Periods of record reviewed include various locations such as Dover and Hammonton, each with its extensive historical data."}
{"query": "What is the significance of water discharge measurements in nuclear facility regulations?", "positive": "Discharge data for Salt Creek at Rowell indicates the changes in water flow dynamics pre-and post-dam construction, which can impact various ecological and engineering assessments in regulatory filings.", "negative": "Mean monthly runoff data shows that in January, the mean runoff was 0.80 inches, suggesting significant seasonal variability in water availability."}
{"query": "nuclear licensing process", "positive": "The licensing process for a nuclear facility involves several stages, including site evaluation, system design approval, and operational licensing, all of which must comply with NRC regulations to ensure safety and environmental protection.", "negative": "The California Department of Health oversees various public health initiatives, including vaccination programs and health education campaigns aimed at reducing the spread of infectious diseases."}
{"query": "What is the purpose of a materials license in nuclear regulation?", "positive": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 70 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below; to use such material for the purpose(s) and at the place(s) designated below; to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "Nuclear Diagnosis, Inc. is responsible for complying with the conditions of their license and must ensure that all authorized uses of the materials are correctly reported."}
{"query": "What are the requirements for dielectric withstand tests in generator circuit breakers?", "positive": "The generator breaker is qualified for dielectric withstand in accordance with ANSI Standard C37.09.1964, paragraph 09.4.10 including low frequency withstand voltage tests and impulse withstand tests, (rate voltage: 24 kV, basic impulse level: 150 kV) without any compressed air.", "negative": "Forty successive interruptions at 40 kA r.m.s. symmetrical are performed at minimum rated air pressure and without changing contact fingers."}
{"query": "The NRC requires an analysis of safety systems and their effectiveness in preventing accidents during operation and under transient conditions.", "positive": "Paragraph 50.34(a)(4) requires that applicants for a construction permit (CP), and subsequently for an operating license (OL) in (b)(4), provide an analysis and evaluation of the design and performance of SSCs of the facility with the objective of assessing the risk to public health and safety resulting from operation of the facility.", "negative": "In addition, this analysis must include the determination of the margins of safety during normal operations and transient conditions anticipated during the life of the facility and the adequacy of SSCs provided for the prevention of accidents and the mitigation of the consequences of accidents."}
{"query": "What are the requirements for spent fuel storage cask renewal applications?", "positive": "10 CFR 72.240, \u201cConditions for spent fuel storage cask renewal,\u201d provides requirements for applications for the renewal of CoCs for spent fuel storage cask designs, including requirements for TLAA and AMPs.", "negative": "Regulatory guides are not NRC regulations and compliance with them is not required."}
{"query": "The NRC requested a detailed evaluation of the probabilistic risk assessment as part of the regulatory framework for nuclear safety.", "positive": "The Risk-Informed Technical Specifications (RITS) initiative aims to provide a structured framework for incorporating risk insights into the technical specifications of nuclear power plants, enhancing operational safety and regulatory compliance.", "negative": "The IEEE-279-1971 standard outlines essential criteria for the design and evaluation of protection systems in nuclear power generating stations."}
{"query": "Licensees must conduct safety analyses to demonstrate compliance with regulatory requirements.", "positive": "The NRC requires that licensees submit a safety analysis report detailing potential hazards associated with the facility's operation.", "negative": "The licensing process involves various administrative procedures that are necessary to ensure compliance with federal standards."}
{"query": "RCS cooldown procedures", "positive": "The crew will transition to 2-EOP-TRIP-5 if the required RCS Cooldown Rate is greater than a MINIMUM of 50 \u00b0F / Hour.", "negative": "At time 12:30, the crew has just completed the RCS Stabilization Steps of 2-EOP-TRIP-4 and is now preparing to Cooldown and Depressurize the RCS."}
{"query": "The NRC's procedure involves making electronic copies of certain documents available to the public as per regulatory guidelines.", "positive": "In accordance with 10 CFR 2.390 of the NRC\u2019s \u201cRules of Practice,\u201d a copy of this letter will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s Agencywide Documents Access and Management System (ADAMS), accessible from the NRC Web site at http://www.nrc.gov/reading-rm/adams.html.", "negative": "The licensing process includes comprehensive assessments and documentation to ensure safety and compliance in nuclear facilities."}
{"query": "strontium-90 detection in nuclear analysis", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.028 | +/-0.0515 | 0.110 | 0.400 | pCi/g | JXC9 | 08/09/19 | 1243 | 1899426 | 1 |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What are the criteria for SI termination in nuclear safety systems?", "positive": "SI termination criteria", "negative": "Starting a charging pump with no CCW cooling to RCP thermal barrier"}
{"query": "To maintain operational safety, a temporary solution involving an intake canal level probe is required during maintenance activities.", "positive": "Approval to use the temporary SW jumper and Intake Canal level probe is requested for a maximum of 35 days during the currently planned 2025 Unit 1 refueling outage.", "negative": "The maintenance activity will also require Intake bays \u201cB\u201d and \u201cD\u201d to be de-watered."}
{"query": "nuclide identification procedures", "positive": "The Nuclide Identification Report lists various nuclides along with their corresponding confidence levels, energies, yields, and activities in pCi/grams.", "negative": "The report includes several procedural guidelines for submitting regulatory documents to the NRC, outlining the necessary forms and deadlines for compliance."}
{"query": "What are the NRC's approaches to alternative methods for demonstrating compliance in nuclear safety?", "positive": "If you get to burst, if you get to significant deformation and dispersal and uncertainty, then it seems to me that's the branch point where you then invoke these alternate -- whether it's Option 2 or Option 4 that we heard about this afternoon.", "negative": "It's kind of backwards in my mind. Set out some criteria objectives, whether they're functional or there's prescriptive limits or both."}
{"query": "What are the requirements for sump strainer structural qualification in nuclear plants?", "positive": "The Wolf Creek sump strainer structural qualification analysis evaluated the strainer modules as well as the supporting structures.", "negative": "The financial forecasting report indicated a significant increase in projected revenue for the upcoming fiscal year."}
{"query": "The NRC evaluates various heat dissipation systems to ensure regulatory compliance for Units.", "positive": "Initial Screening of Alternative Heat Dissipation Systems - Unit 4 (Base Case & Alternatives 7-9) outlines the methods and rationale used for analyzing the potential heat dissipation systems for effective reactor operations.", "negative": "Operations-Related Unavoidable Adverse Environmental Impacts detailed the effects of the reactor on the surrounding environment during regular operational activities."}
{"query": "What are the general actions outlined in S2.OP-AB.CR-0002(Q) concerning safety protocols in the control room?", "positive": "Describe, in general terms, the actions taken in S1/S2.OP-AB.CR-0002(Q) and the bases for the actions.", "negative": "The examination answer key focuses on cognitive levels and question sources such as New, Modified Bank, and Bank."}
{"query": "The NRC oversees inspections to ensure the safe operation of fuel cycle facilities.", "positive": "The NRC requires comprehensive inspections of fuel cycle facilities to evaluate operational safety and security measures in accordance with established guidelines.", "negative": "The 2600 Fuel Cycle Facility Operational Safety and Safeguards Inspection Program outlines procedures for inspections."}
{"query": "What is the role of the Nuclear Safety Project in regulatory comments?", "positive": "The Nuclear Safety Project aims to ensure that the technology and processes used in nuclear power are safe and effective for public health and the environment, addressing issues raised in regulatory filings and petitions for rulemaking.", "negative": "The Union of Concerned Scientists regularly submits comments to various agencies to ensure accountability and transparency in environmental monitoring."}
{"query": "What is the intended function of the Primary Water Receiver Tanks in a nuclear plant?", "positive": "The tank (Primary Water Receiver Tanks) serves as a leakage boundary (spatial).", "negative": "The tank (RCP Lube Oil Collection) maintains a pressure boundary in the lubricating oil environment."}
{"query": "combined license supporting testing of manufactured reactors", "positive": "Subpart H, DRAFT Section 53.1480 \u2013 Combined license supporting testing of manufactured reactors (ML24344A037)", "negative": "NRC Staff Response dated February 10, 2023 (ML22341A047)"}
{"query": "Nuclear plants must comply with specific regulatory requirements to maintain their operational licenses.", "positive": "The NRC carefully reviews license applications and renewals to ensure compliance with safety standards.", "negative": "The power generation sector is facing increased competition from renewable energy sources, which are becoming more efficient."}
{"query": "effect of Raw Cooling Water malfunction on turbine systems", "positive": "The applicant is required to have knowledge of the effect that a Raw Cooling Water malfunction (turbine building CCW) will have on the Main Turbine Generator System.", "negative": "Given specific plant conditions, ANALYZE the effect that a loss or malfunction of the Stator Cooling Water System will have on the following: a. Main generator."}
{"query": "NEPA responsibilities in regulatory filings", "positive": "Accordingly, we find no clear error in the Board's ruling that the Staff has satisfied its NEPA responsibilities, and we deny the Consolidated Intervenors\u2019 petition for review.", "negative": "American groups themselves. The Staff began its efforts to consult with various affected Tribes in 2011, and a field survey was conducted on the site with three Tribes (although not the Oglala Sioux Tribe) participating."}
{"query": "What is the significance of assembly average enrichment in nuclear fuel?", "positive": "**Minimum Initial Assembly Avg. Enrichment wt % 235U (E)**", "negative": "The table provides various enrichment levels for different reactor types, detailing the minimum cooling times associated with specific burnup ranges."}
{"query": "The NRC assesses licensee compliance with external flooding mitigation plans and procedures during inspections.", "positive": "The inspectors evaluated that flood protection barriers, mitigation plans, procedures, and equipment are consistent with the licensee\u2019s design requirements and risk analysis assumptions for coping with external flooding.", "negative": "Unit 2 operated at or near 100 percent RTP for the entire inspection period."}
{"query": "What are best management practices (BMPs) in nuclear operations?", "positive": "The application of BMPs to minimize the area affected, to control fugitive dust, runoff, and erosion from project sites; to reduce the spread of invasive non-native plant species; and to reduce wildlife disturbance in adjacent habitats could greatly reduce the impacts of continued operations and refurbishment activities.", "negative": "Terrestrial resources are described in Section 3.7.2. No license renewal-related construction activities or changes in operational practices have been identified that would involve disturbing habitats."}
{"query": "The NRC monitors the stability characteristics of different core designs in reactors.", "positive": "The Axial Stability Index is a critical parameter for the Pressurized Water Reactor Core, particularly with a height of 12 feet, as it influences the reactor's stability during operation.", "negative": "Table 4-12 displays various metrics related to reactor operation, such as burnup and the corresponding values for Fz and C\u2095."}
{"query": "average burnup in nuclear reactors", "positive": "46 X Assembly Average Burnup \u2264 47 GWd/MTU", "negative": "| 3.1 \u2264 E < 3.3    | 6.8       | 7.0      | 8.6       | 9.2       | 7.8       | 8.7       |"}
{"query": "initial assembly average enrichment 235U", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "Certificate of Compliance No. 1031"}
{"query": "What criteria must be met for recycling processed liquids in a nuclear plant?", "positive": "Processed liquids are recycled for reuse within the plant whenever possible, provided that the following criteria are satisfied: - The plant water inventory requires makeup. - The water to be reused satisfies system water quality requirements. - Tritium buildup is less than plant operating limits.", "negative": "The equipment utilized during liquid waste processing is at the discretion of the operator; therefore, the calculated releases conservatively do not address all possible treatment processes but only the expected process."}
{"query": "surrogate radionuclides", "positive": "The surrogate ratio for soil is given in Table 5-1.", "negative": "The level of effort associated with planning a survey is based on the complexity of the survey and nature of the hazards."}
{"query": "What are the standards for summary disposition in NRC proceedings?", "positive": "Summary disposition is appropriate where there is no remaining material issue of fact. The standards governing summary disposition are set forth at 10 C.F.R. \u00a7 2.710(a) and are based upon those the federal courts apply to motions for summary judgment under Rule 56 of the Federal Rules of Civil Procedure.", "negative": "The expansion of issues for resolution and the continuation of litigation that results from admitting a contention or denying summary disposition does not necessarily have a \"pervasive and unusual\" effect on the litigation."}
{"query": "What are the requirements for obtaining a nuclear reactor operating license?", "positive": "The regulatory requirements for obtaining an operating license for a nuclear reactor are detailed in 10 CFR Part 50, which includes provisions for safety analysis, environmental considerations, and operational standards necessary to ensure public health and safety.", "negative": "The safety culture of a nuclear facility is critical to maintaining operational excellence, and it encompasses the attitudes, values, and behaviors of personnel that prioritize safety across all levels of the organization."}
{"query": "nuclear licensing requirements", "positive": "Nuclear regulatory licensing requirements involve a series of detailed safety and operational criteria that must be met by applicants seeking to operate a nuclear facility.", "negative": "The cooling system is essential for maintaining the reactor's temperature within safe limits and preventing overheating during operation."}
{"query": "What are the responsibilities of the Emergency Response Organization in nuclear emergency planning?", "positive": "The functional responsibilities assigned to the ERO are established and the responsibilities that may not be delegated to other members of the ERO are clearly specified in the emergency plan.", "negative": "Non-delegable responsibilities include the following: - Event declaration - ORO and NRC Notification - PARs for the general public - Emergency Exposure (Dose limits and KI)"}
{"query": "What is the AREA\u2122 methodology in nuclear safety analysis?", "positive": "The AREA\u2122 methodology is limited to only the GALILEO\u2122 derived thermal-mechanical properties of fuel pins.", "negative": "The limitations conditions for each of the topical reports used in the REA analysis are addressed in this section."}
{"query": "The net peak area for the energy level of 238.17 keV is indicated as 4.33E+01 in the measurements.", "positive": "Net Peak Area of the energy level is recorded as 4.33E+01 for the peak at 238.17 keV.", "negative": "The ambient background measurement for the peak at 238.17 keV is 4.18E+01, with a background uncertainty of 1.86E+01."}
{"query": "What are the test assembly conditions for HTP grid tests?", "positive": "Table B-2 lists the test assembly conditions for HTP grid tests, including various parameters such as pressure, temperature, and flow rates.", "negative": "Framatome Inc. provides a wide range of services for nuclear power plants, including design and engineering solutions."}
{"query": "What is the significance of Americium-241 in nuclear analysis?", "positive": "Americium-241 is a radionuclide that is often analyzed to assess the levels of radioactive contamination in solid matrices, typically expressed in picocuries per gram (pCi/g).", "negative": "The Certificate of Analysis lists various parameters and their corresponding results for several radioactive isotopes, which include qualifiers, uncertainties, and measurement methods executed during tests."}
{"query": "The operator must ensure proper management of the steam generator system following any significant failure.", "positive": "Isolate SG #1 IAW 1-E-3 Steam Generator Tube Rupture, to prevent entry into 1-ECA-3.1, SGTR and LOCA \u2013 Subcooled Recovery.", "negative": "Early notification of Radiation Protection and Chemistry could expedite subsequent sampling efforts if needed."}
{"query": "What are the acceptance criteria for testing the Annulus Ventilation System pressure?", "positive": "Acceptance criteria for the functional tests are as follows: 1. Annulus pressure reaches -1.2 in wg within 22 seconds of a start signal. 2. Annulus pressure reaches -4.2 in wg within 48 seconds of a start signal. 3. The annulus pressure decay time from the beginning of a vacuum decay to -1.2 in wg is \u2265278 seconds.", "negative": "Operational tests were performed prior to initial startup to demonstrate proper functioning of the system."}
{"query": "Westinghouse implements a system to protect sensitive information that is crucial for maintaining a competitive edge in the market.", "positive": "Westinghouse has policies in place to identify proprietary information. Under that system, information is held in confidence if it falls in one or more of several types, the release of which might result in the loss of an existing or potential competitive advantage, as follows:", "negative": "The attached documents are bracketed and marked to indicate the bases for withholding. The justification for withholding is indicated in both versions by means of lower-case letters (a) through (f) located as a superscript immediately following the brackets enclosing each item of information being identified as proprietary or in the margin opposite such information."}
{"query": "The safety analysis must demonstrate that the thermal limits are maintained during operation.", "positive": "The COBRA-FLX code is used to calculate the critical heat flux, which is a measure of the heat transfer capability in nuclear reactors under different thermal-hydraulic conditions.", "negative": "The construction schedule for the new reactor was finalized and submitted for review by the project management team."}
{"query": "spurious operations in control systems", "positive": "Draft Revision 8 of Branch Technical Position (BTP) 7-19 is proposing changes to the guidance regarding the treatment of malfunctions and spurious actuations in NSR control systems.", "negative": "The NRC staff has determined that spurious operation is a potential outcome of CCF originating from latent design defects."}
{"query": "design life in nuclear licensing", "positive": "Please clarify how the design life of the plant was determined for the stress and crack growth analyses with respect to the renewed license, which is scheduled to expire in 2044.", "negative": "During our audit of the validation of the AREVACSC code, the direct comparison with the [[ ]] was unclear."}
{"query": "Sealed sources must undergo testing if they have been used or if they are transferred, ensuring safety compliance.", "positive": "Sealed sources need not be tested if they are in storage and are not being used. However, when they are removed from storage for use or transferred to another person, and have not been tested within the required leak test interval, they shall be tested before use or transfer.", "negative": "Records of leak test results shall be kept in units of becquerels (microcuries) and shall be maintained for 3 years."}
{"query": "To assign a LOADING CATEGORY to the CANISTER, the maximum heat load from the fuel assemblies must first be calculated and cross-referenced with the heat load matrix.", "positive": "Establish LOADING CATEGORY by determining the total heat load for all of the fuel assemblies to be loaded into a CANISTER and then determining the maximum individual fuel assembly heat load for these assemblies.", "negative": "The CANISTER's design and construction must withstand extreme environmental conditions to ensure the secure storage of nuclear waste."}
{"query": "What information must be provided regarding the radioactive materials possessed by the applicant?", "positive": "a. Element and isotopes, chemical and/or physical form; and maximum amount which will be possessed at any time.", "negative": "The Materials Safety Licensing Branch oversees the distribution of exempt products in accordance with the established regulatory procedures."}
{"query": "The NRC makes accommodations for individuals to ensure everyone can participate in meetings.", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "The Commission's Policy Statement on 'Enhancing Public Participation in NRC Meetings' aims to improve the engagement of the public during regulatory processes."}
{"query": "What is the aging effect requiring management for structural bolting in nuclear facilities?", "positive": "Loss of material due to general, pitting, crevice corrosion", "negative": "Increase in porosity and permeability; cracking; loss of material (spalling, scaling) due to aggressive chemical attack"}
{"query": "Samples were evaluated based on specific analytical methods, ensuring compliance with procedural acceptance criteria.", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "There are no exceptions, anomalies or deviations from the specified methods."}
{"query": "liquid waste disposal alternatives", "positive": "The NRC staff evaluates the use of evaporation ponds and surface water discharge, which have historically been used by ISR facilities to manage and dispose of liquid wastes.", "negative": "After weighing the impacts of the proposed action and comparing the alternatives, the NRC staff determined that the proposed action is the preferred alternative and that the NRC should issue a source materials license for the proposed action."}
{"query": "What is a nuclear reactor licensing process?", "positive": "The licensing process for a nuclear reactor involves a detailed review of safety, environmental, and operational considerations to ensure compliance with regulatory standards set by the Nuclear Regulatory Commission (NRC).", "negative": "The recent findings in the environmental study showed a significant impact on the local ecosystem due to increased industrial activities in the surrounding area."}
{"query": "auxiliary feedwater system reliability analysis", "positive": "An AFW analysis was performed in accordance with Action Items II.E.1.1 and II.E.1.2 of NUREG-0737 using the methodology defined by Appendix III and Annex 1 of Appendix X of NUREG-0611 and NUREG-0635 to determine the system reliability and major contributions to AFW failure under various loss-of-main-feedwater transients.", "negative": "Inservice inspection and testing is performed as discussed in section 3.9."}
{"query": "What is the purpose of the reactor containment structural integrity test?", "positive": "To demonstrate the structural integrity of the reactor containment building.", "negative": "The HEPA filters operate as described in subsection 6.5.1 and section 9.4."}
{"query": "effective regulation in fusion energy", "positive": "Effective regulation can encourage more private sector investment in current and near-term R&D phases.", "negative": "Fusion will work in concert with renewables to deeply decarbonize our energy grids."}
{"query": "Pressurizer Safety Valve Operation", "positive": "Pressurizer Safety Valve Operation                   | 40     | 40        ", "negative": "Inadvertent Startup of an Inactive Loop            | 15     | 15         "}
{"query": "What is the purpose of the Remote Shutdown System in a nuclear facility?", "positive": "SR 3.3.3.2.2 verifies each required Remote Shutdown System transfer switch and control circuit performs the intended function. This verification is performed from the remote shutdown panel and locally, as appropriate. Operation of equipment from the remote shutdown program.", "negative": "The test verifies the channel responds to measured parameter values with the necessary range and accuracy."}
{"query": "What is fuel qualification in nuclear reactor licensing?", "positive": "Fuel qualification is the process of evaluating and determining that a specific nuclear fuel can perform its intended functions safely within the operational parameters of the reactor.", "negative": "The meeting includes a public notice and a list of attendees who discussed various items related to the regulatory process."}
{"query": "critical steps in nuclear regulatory performance assessments", "positive": "**Critical Step?**  Y  **Standard:**  Attachment 1 completed per the key found on the following page.  This step is critical to ensure accurate information is provided in notifications.", "negative": "**Performance:**  - [ ] SATISFACTORY  - [ ] UNSATISFACTORY  **Examiner Notes:**  All data CIRCLED below must be accurately marked to pass this JPM."}
{"query": "inservice inspection requirements", "positive": "This letter provides a copy of Form OAR-1 Owner's Activity Report for inservice inspection activities performed during the previous fuel cycle. This report meets the requirements of the ASME Code Case N-532-5, \u201cRepair/Replacement Activity Documentation Requirements and Inservice Summary Report Preparation and Submission.\u201d", "negative": "This report covers the inservice inspections conducted prior to and during the Unit 2 Fall 2020 refueling outage."}
{"query": "What is the energy range for CE-144 in keV?", "positive": "CE-144 has an energy of 133.51 keV and a yield of 11.09%.", "negative": "AM-241 has an energy of 59.54 keV with a yield of 36.30%."}
{"query": "The project areas include significant regions such as the Church Rock Sections and Crownpoint.", "positive": "The Chaco Watershed is identified with the HUC code 14080106, which falls within the scope of the project areas discussed in this document.", "negative": "The Navajo Nation is indicated within the map boundaries, showcasing the geographical context of the project."}
{"query": "The area included in the 50-mile emergency planning zone is critical for assessing potential radiological impacts.", "positive": "The ingestion exposure pathway typically encompasses a 50-mile radius around a nuclear facility to account for potential radiological contamination.", "negative": "The cooling system design specifications are crucial for maintaining reactor temperatures within safe operational limits."}
{"query": "The analysis methodology for non-loss-of-coolant accidents must consider a variety of factors to ensure safety protocols are met.", "positive": "The pressurizer is a key component in maintaining the necessary pressure in the primary coolant system of a pressurized water reactor.", "negative": "The turbine generator converts thermal energy from steam into electrical power, contributing to overall plant efficiency."}
{"query": "electrical conductor insulation", "positive": "Electrical conductor insulation for inaccessible power, instrumentation, and control cables (e.g., installed in duct bank, buried conduit or direct buried) composed of various organic polymers such as EPR, SR, EPDM, XLPE, butyl rubber, and combined thermoplastic jacket/ insulation shield exposed to an adverse localized environment caused by significant moisture.", "negative": "Surface cracking, crazing, scuffing, dimensional change (e.g., \"ballooning\" and \"necking\"), shrinkage, discoloration, hardening or loss of strength due to elastomer degradation."}
{"query": "The NRC emphasizes the analysis of fire-related issues in reactor designs.", "positive": "K Not Applicable - This SAMA is based on a plant-specific fire insight. At Dresden, there is not a 480V switchgear room; the 480V busses and panels are located throughout the plant.", "negative": "SAMA Category Key defines various categories such as A: AC/DC, B: Core Cooling, C: FW/Condensate, and others."}
{"query": "The levels of certain radionuclides are assessed in regulatory filings to ensure public safety.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/g) | Nuclide MDA (pCi/g) | Line MDA (pCi/g) |\n|---------------|--------------|-----------|-------------------|----------------------|-------------------|\n| CE-144       | 80.12        | 1.36      | -5.45E-01         | 3.43E-01             | 4.31E+00          |", "negative": "The unit of measurement known as picocurie per gram (pCi/g) is commonly used in radiation measurements."}
{"query": "Ensure the Emergency Operations Center is fully prepared for any urgent local incidents.", "positive": "Verify that the Emergency Alert System (EAS) was alerted to standby status by the State EOC.", "negative": "Review Notification Message Forms and perform time check with State EOC for the purpose of synchronizing clocks in the EOC and on fax machine."}
{"query": "uranium bioassay process", "positive": "Bioassays will be performed for all workers who are routinely exposed to airborne yellowcake or excessive levels of yellowcake, such as may occur when maintenance work is performed in yellowcake areas.", "negative": "Results will be obtained within 20 days of the collection and corrected to standard urine specific gravity of 1.02."}
{"query": "overtopping failures in dam safety", "positive": "Overtop dam break represents failures caused by overtopping of the dam.", "negative": "Total time for the breach to form from initiation to reaching the maximum size (in hours)."}
{"query": "Section 401 Certification requirements", "positive": "CWA Section 401 [33 U.S.C. 1341(a)(1)] states: \u201cNo license or permit shall be granted until the certification required by this section has been obtained or has been waived as provided in the preceding sentence. No license or permit shall be granted if certification has been denied by the State, interstate agency, or the Administrator, as the case may be.\u201d Therefore, the NRC cannot issue its license without a Section 401 Certification or an NRC determination that a waiver has occurred, in accordance with 40 CFR 121.9(c) (TN6178).", "negative": "Federal and State permits/certifications for activities affecting waterways and wetlands are reviewed by the USACE in consultation with the FWS, the Soil Conservation Service, the EPA, and the delegated State agency."}
{"query": "remote shutdown systems in nuclear plants", "positive": "Remote Shutdown of Ventilation for Loss of Auxiliary Air 078A4.030 (3.2)", "negative": "Alignment Upper Containment Monitor to Lower Containment per 0-SOI-90.02"}
{"query": "What is the aging mechanism of stainless steel heat exchanger tubes in nuclear applications?", "positive": "Reduction of heat transfer due to fouling.", "negative": "Not applicable. This item is only applicable to BWRs."}
{"query": "Licensees must submit a plan detailing decommissioning activities and describing methods to safeguard against radiation hazards during the decommissioning process.", "positive": "Paragraph 70.38(g)(1) requires that licensees submit a decommissioning plan if required by license condition or the decommissioning procedures and activities have not previously been approved by the NRC and the procedures could increase potential health and safety impacts to workers or the public. Submission of the decommissioning plan is necessary for the NRC to evaluate any health and safety impacts.", "negative": "When this notification is made, the licensee shall either begin decommissioning or submit within 12 months of notification a decommissioning plan if such a plan is required. This notification informs the Commission that the status of licensed activities has changed and establishes the start date for decommissioning activities that must be completed within specified time periods."}
{"query": "weld inspections for NuScale reactors", "positive": "Welded connections located between the CNV and CIVs receive 100 percent volumetric inspections on a frequency of once per ISI interval (10 years). The volumetric inspection meets the inspection requirements of BTP 3-4.", "negative": "The ASME Class 1 assembly configuration connecting the CNV and the CIVs includes a safe-end, CITF, and the CIVs."}
{"query": "What is the significance of the Background Reference Area in regulatory filings?", "positive": "The Background Reference Area (Boring 16) is a designated site for collecting environmental data relevant to assessing impacts from facility operations, often presented in regulatory filings to demonstrate compliance with safety standards.", "negative": "Location details for Boring 16 indicate the site was identified as Pickard Hall, with depth measurements ranging from 0-5 ft and 5-9 ft bgs collected in August 2020."}
{"query": "The analysis of heat generation and transfer during postulated accidents is crucial for evaluating containment performance.", "positive": "The reactor cavity analysis evaluates the effects of various break scenarios on the containment structure's integrity and performance during high-stress conditions.", "negative": "The detailed nodalization of the steam generator enclosure is essential for understanding the thermal-hydraulic behavior within the primary loop."}
{"query": "What are the requirements for acceptance criteria for valve assemblies in OMN-12?", "positive": "Paragraph 4.4.1, \u201cAcceptance Criteria,\u201d of OMN-12 specifies that acceptance criteria must be established for the analysis of test data for pneumatically and hydraulically operated valve assemblies categorized as high safety significant within the scope of the OM Code Case.", "negative": "Paragraph 5, \u201cLow Safety Significant Valve Assemblies,\u201d of OMN-12 states that the purpose of its provisions is to provide a high degree of assurance that pneumatically and hydraulically operated valve assemblies categorized as low safety significant within the scope of the OM Code Case will perform their intended safety function if called upon."}
{"query": "What is the maximum dose rate in different access zones for nuclear plants?", "positive": "| Zone | Maximum Dose Rate (mrem/h) | Description                                         |\n|------|-----------------------------|-----------------------------------------------------|\n| I    | \u2264 0.25                      | Controlled access, unlimited occupancy.             |\n| II   | \u2264 2.5                       | Controlled access, limited occupancy.               |\n| III  | \u2264 15                        | Controlled access, limited occupancy.               |\n| IV   | \u2264 100                       | Controlled access, limited occupancy.               |\n| V    | > 100                       | Restricted access, limited occupancy for very short periods. Access controlled as stated in the Technical Specifications.", "negative": "Controlled access, unlimited occupancy areas: where entry and exit by plant employees and visitors are not under the direct supervision of the plant health physics staff."}
{"query": "What are the technical data needs that are best addressed by ex-plant harvesting?", "positive": "The technical data needs best addressed by harvesting are essential for understanding materials degradation to ensure safe and extended operation of reactors.", "negative": "The workshop will feature sessions with time for presentations and open discussion of different aspects of ex-plant materials harvesting."}
{"query": "What is the significance of Alloy 690 in the Steam Generator Program?", "positive": "The SG material change from Alloy 600 Old (Existing) Steam Generators (OSGs) to Alloy 690 RSGs requires removal from the Unit 2 TS of inspection/repair provisions that are only applicable to the Alloy 600 OSGs.", "negative": "The purpose of the meeting is to discuss proposed administrative changes to the Steam Generator (SG) Program descriptions contained in WBN Unit 2 TS 3.4.17, 5.7.2.12, and 5.9.9 to remove SG inspection and repair provisions that become invalid with the installation of the Unit 2 RSGs."}
{"query": "What is ADS Stage 4 actuation in nuclear safety systems?", "positive": "ADS Stage 4 actuation is a critical process involving the activation of safety systems that respond to specific conditions during a reactor's operation, ensuring the protection of the plant and its components.", "negative": "The proper functioning of the component cooling water system is essential for maintaining the reactor temperature and preventing overheating."}
{"query": "The analysis uses a combination of earlier seismicity data and recent records to estimate earthquake recurrence in the area surrounding the PSEG Site.", "positive": "The CEUS-SSC (NUREG-2115) was the starting point for probabilistic seismic hazard calculations.", "negative": "This updated catalog documents additional earthquakes that have occurred after the earthquake compilation for the CEUS-SSC (which included events through December 31, 2008)."}
{"query": "The NRC oversees the registration of devices used in radiation applications, including those manufactured by Thermo Measuretech.", "positive": "NRC Device Key: 750530 (Internal Control Number)", "negative": "Distributor License Number: L03524"}
{"query": "peak centroid in nuclear analysis", "positive": "The peak centroid is typically defined as the energy value corresponding to the midpoint of the peak's net area, representing the most probable energy of the emitted photons.", "negative": "The sample title for the nuclear analysis is labeled as B1-010-001-FSFC-D33-GM, indicating a complex identification for tracking and reference."}
{"query": "10 CFR 72.48 methodology in tip-over analysis", "positive": "The direct cause of the failure of the 10 CFR 72.48 screening to identify a change in the MAGNASTOR FSAR required methodology in the tip-over analysis was because APS personnel did not ensure that the applicable regulatory requirements and design basis criteria were correctly translated into the tip-over analysis.", "negative": "A contributing cause of the failure of the 10 CFR 72.48 screening to identify a change in the MAGNASTOR FSAR required methodology in the tip-over analysis was the inadequate rigor during the owner acceptance of linearly scaled generic concrete cask CC5 tip-over analysis and site specific ISFSI pad tip-over analysis for the modification."}
{"query": "The NRC stipulates specific requirements for managing loads under light load conditions for safety assurance.", "positive": "The Loads Control Program establishes requirements and provides guidance for the management of loads during light load conditions to ensure safety and structural integrity of systems and components.", "negative": "The temperature measurements during testing must be recorded accurately to ensure compliance with the specified regulatory standards."}
{"query": "The regulatory guidelines necessitate the measurement of radioactivity levels in material samples to ensure safety.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Client Sample ID is L1-SUB-TDS-FJGS-B33-SB, which is used for identifying the specific sample in this analysis."}
{"query": "The detection efficiency was calibrated using energy sources to ensure accurate peak identification during gamma spectrum analysis.", "positive": "Efficiency Calibration Used Done On: 7/8/2014", "negative": "The sample size for testing was determined to be 1.392E+03 grams, ensuring a representative measurement for analysis."}
{"query": "What does PRCHK mean in the context of nuclear reactor monitoring?", "positive": "PRCHK is a detector setup that indicates a particular type of check or measurement used in monitoring processes within a reactor environment.", "negative": "The NRC requires that all operators understand the importance of maintaining communication with the control room during operations."}
{"query": "refueling process knowledge", "positive": "Knowledge of the refueling process is essential for ensuring the safe and efficient handling of reactor fuel during operational changes.", "negative": "Understanding the various equipment control procedures is crucial for maintaining operational efficiency and safety protocols."}
{"query": "What is the purpose of a geologic mapping plan in nuclear site audits?", "positive": "The Geologic Mapping Condition Audit Plan outlines the necessary characteristics and geological features of the Hermes 1 site, which are crucial for assessing site suitability and safety requirements for nuclear energy projects.", "negative": "The audit plan includes a list of individuals responsible for reviewing the materials and their respective dates of input."}
{"query": "The NRC requires a detailed explanation of how members' interests may be affected by licensing actions in proceedings.", "positive": "Petitioner in NRC licensing proceeding must demonstrate standing; CLI-22-1, 95 NRC 1 (2022)", "negative": "Contention challenging environmental report analysis of solar power as an alternative to license renewal is dismissed; CLI-22-5, 95 NRC 97 (2022)"}
{"query": "The NRC specifies the need for a thorough analysis of safety protocols for handling nuclear materials.", "positive": "Chapter 11 Radiation Protection Program and Waste Management - Added radiation monitoring from Chapter 7.", "negative": "Chapter 10 Experimental Facilities and Utilization - (no changes \u2013 not applicable)"}
{"query": "How does the NRC define the use of Technical Specifications in regulatory framework?", "positive": "The proposed amendment would revise Technical Specifications (TSs) in accordance with Technical Specifications Task Force (TSTF) Travelers TSTF\u2013563, Revision 1, \u201cRevise Instrument Setting Definitions to incorporate the Surveillance Frequency Control Program,\u201d dated May 10, 2017 (ADAMS Accession No. ML17013A469).", "negative": "Documents submitted in adjudicatory proceedings will appear in the NRC\u2019s electronic hearing docket and will be available to the public at https://adams.nrc.gov/, unless excluded pursuant to an order of the Commission or the presiding officer."}
{"query": "ASME OM Code in-service testing requirements", "positive": "10 CFR 50.55a (f)(4) states, 'Throughout the service life of a boiling or pressurized water-cooled nuclear power facility, pumps and valves that are within the scope of the ASME OM Code must meet the in-service test requirements set forth in the ASME OM Code and addenda that become effective subsequent to editions and addenda specified in paragraphs (f)(2) and (3) of this section and that are incorporated by reference in paragraph (a)(1)(iv) of this section, to the extent practical within the limitations of design, geometry, and materials of construction of the components.'", "negative": "Individuals use decision-making practices that emphasize prudent choices over those that are simply allowable. A proposed action is determined to be safe in order to proceed, rather than unsafe in order to stop."}
{"query": "What is the regulatory process for obtaining a nuclear plant license?", "positive": "In the United States, the Nuclear Regulatory Commission (NRC) is responsible for issuing licenses for the construction and operation of nuclear power plants, which requires a thorough review of safety, environmental, and security concerns.", "negative": "The Pollution Prevention Act of 1990 focuses on reducing harmful substances from being released into the environment prior to recycling, treatment, or disposal, emphasizing waste reduction and sustainable practices."}
{"query": "The report utilizes a nuclide library for identifying radioactive substances such as isotopes present in samples.", "positive": "Nuclide Library Used: C:\\Canberra\\Apex\\Root\\Dairyland\\NPP\\Library\\HOTLAB.NLB", "negative": "The FWHM values are critical for understanding the resolution and quality of the spectral data collected during the analysis."}
{"query": "fuel assembly average burnup", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Certificate of Compliance No. 1031 details the regulations governing the operation of licensed nuclear facilities in the United States."}
{"query": "The NRC emphasizes the importance of reviewing structures, systems, and components throughout the safety assessment process.", "positive": "SSC refers to Structure, System, and Component, key elements in evaluating the safety and functionality of nuclear facilities.", "negative": "X Energy, LLC is actively developing advanced nuclear reactors that aim to revolutionize energy production."}
{"query": "The NRC mandates that applicants must include detailed assessments of environmental and safety implications in their submissions.", "positive": "The NRC requires that licensees submit a licensing application that demonstrates compliance with regulatory requirements for the proposed activity, including technical specifications and safety evaluations.", "negative": "The document provides insights into various tumor scores and their implications for biological health, focusing on metrics of tumor assessment."}
{"query": "NIS calibration data", "positive": "Calibration based upon 2-SI-92-10. (WO 121879478).", "negative": "Reactor Engineer Manager approved the document on 03/01/2022."}
{"query": "Class 1E equipment in nuclear safety systems", "positive": "Standardized Class 1E hardware Modules are critical components designed to meet the stringent safety requirements necessary for nuclear facility operations.", "negative": "A non-Class 1E set of tools integrated in a software development environment called RPCT serves a different purpose that does not pertain to safety critical systems."}
{"query": "The Containment Cooling System is essential for maintaining the ambient air temperature within the containment structure during normal operation.", "positive": "The Containment Cooling System, operating in conjunction with the Containment Ventilation system, is designed to limit the ambient containment air temperature during normal unit operation to less than the limit specified in LCO 3.6.5, \"Containment Air Temperature.\" This temperature limitation ensures that the containment temperature does not exceed the initial temperature conditions assumed for the DBAs.", "negative": "The analysis and evaluation show that under the worst case scenario, the highest calculated containment pressure is 47.8 psig (experienced during a LOCA)."}
{"query": "What procedures does the NRC require for evaluating operating experience in the development of aging management programs?", "positive": "The staff requests that the applicant provides a presentation on the process used to identify and evaluate the pertinent OE that was used to inform the development of the AMPs as discussed in the LRA and basis documentation.", "negative": "The project team requires continued PNPP document review capability via the ePortal throughout the audit process."}
{"query": "what is a draft environmental assessment in nuclear licensing?", "positive": "The NRC and DOE LPO staff have completed a draft environmental assessment (EA) and draft finding of no significant impact (FONSI), *Draft Environmental Assessment and Draft Finding of No Significant Impact for the Palisades Nuclear Plant Reauthorization of Power Operations Project* (ADAMS Accession No. ML24353A157).", "negative": "Comments can be submitted by the following methods: 1. Emailing PalisadesRestartEnvironmental@nrc.gov 2. Going to regulations.gov and searching for Docket ID NRC-2024-0076; or 3. Mailing comments to the Office of Administration, Mail Stop: TWFN-7-A60M, U.S. Nuclear Regulatory Commission, Washington, DC 20555-0001, ATTN: Program Management, Announcements and Editing Staff."}
{"query": "containment isolation valves", "positive": "Phase A Containment Isolation Valves (Train B) are critical components in ensuring that various systems, such as the cooling water system and gas analyzer flow control, are properly isolated during specific operational scenarios.", "negative": "The glycol cooled floor return header isolation valve is crucial for maintaining the thermal management of the reactor building's infrastructure."}
{"query": "What are the reactor containment design conditions?", "positive": "Air Partial Pressure is a function of the service water temperature. Permissible air partial pressure versus service water temperature is specified in the Technical Specifications.", "negative": "Instrumentation uncertainties for these parameters have been included in the safety analysis."}
{"query": "reporting requirements to the NRC following an unplanned actuation of the reactor protection system", "positive": "K/A is matched because the applicant is required to have knowledge of the reporting requirements to the NRC following an unplanned actuation of the reactor protection system.", "negative": "The technical reference document, NPG-SPP-03.5, discusses various procedures for regulatory compliance but does not specifically cover loss of AC power or the reactor protection system."}
{"query": "What is the process for requesting reasonable accommodations in NRC meetings?", "positive": "Determinations on requests for reasonable accommodation will be made on a case-by-case basis and the agency may choose between which effective accommodations to provide.", "negative": "If you have difficulty understanding and/or communicating in English, free language assistance or other aids and services may be available, upon request."}
{"query": "coefficient of friction exemption", "positive": "This exemption is from the requirement to maintain a coefficient of friction on the ISFSI pad surface of at least 0.5.", "negative": "Maine Yankee originally requested the exemption following the discovery of a winter icing condition at its ISFSI that created an indeterminate coefficient of friction between the vertical concrete casks and the ISFSI pad surface."}
{"query": "What is residual radioactivity in NRC regulations?", "positive": "Based on your statements and review of close-out survey information, it has been concluded that all licensable radioactive material has been removed from the location of use and residual radioactive material attributable to licensed activities in this location of use does not exceed current NRC criteria.", "negative": "An environmental assessment for this action was not required because this action is categorically excluded under 10 CFR 51.22(c)."}
{"query": "control rod position check", "positive": "The task involves resetting the Automatic Reinsert Initiator (ARI) and conducting a post-scram reset control rod position check to ensure that the control rods are positioned correctly following a reactor scram event.", "negative": "The performance evaluation metric used in this measure is based on simulated events and actual performance at the plant location, which determines whether the candidate's performance qualifies as satisfactory or unsatisfactory."}
{"query": "What is online monitoring (OLM) in nuclear safety assessments?", "positive": "The proposed change uses online monitoring (OLM) methodology as the technical basis to switch from time-based surveillance frequency for channel calibrations to a condition-based calibration frequency based on OLM results.", "negative": "In conclusion, based on the considerations discussed above, SNC concludes: (1) there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, (2) such activities will be conducted in compliance with the Commission\u2019s regulations, and (3) the issuance of the amendment will not be inimical to the common defense and security or the health and safety of the public."}
{"query": "The Minimum Detectable Activity (MDA) of a nuclide represents the lowest level of activity that can be distinguished from the background noise.", "positive": "Nuclide MDA (pCi/grams) represents the Minimum Detectable Activity of the respective nuclide in relation to the sample.", "negative": "The energy of K-40 is 1460.81 keV, which is useful for assessing environmental radioactivity."}
{"query": "ECCS evaluation model requirements", "positive": "To evaluate conformance with the criteria specified in 10 CFR 50.46(b), ECCS cooling performance must be calculated using an acceptable evaluation model for a range of postulated LOCAs of different sizes, locations, and other properties sufficient to provide assurance that the most severe postulated LOCAs are evaluated.", "negative": "Comparisons to applicable experimental data must be made and uncertainties must be identified and assessed so that the uncertainty in the calculated results can be estimated."}
{"query": "In the event of a breach of Functional and Operating Limits, immediate corrective actions must be undertaken.", "positive": "If any Functional and Operating Limit of 2.1 or 2.2 or 2.3 is violated, the following ACTIONS shall be completed: 1. The affected fuel assemblies shall be placed in a safe condition. 2. Within 24 hours, notify the NRC Operations Center. 3. Within 60 days, submit a special report which describes the cause of the violation and the ACTIONS taken to restore compliance and prevent recurrence.", "negative": "The safety review process involves an assessment of all potential hazards and their mitigations during reactor operations."}
{"query": "radioactive material license", "positive": "**AM Calibration Radioactive Material License:** MD-31-206-01", "negative": "**Meter Owner:** Integrated Cancer Care-North"}
{"query": "The NRC's framework requires thorough inspections and monitoring for potential issues related to concrete degradation methods.", "positive": "Consistent with NUREG-1801. Cracking associated with expansion due to reaction with aggregates has not been observed in the DCPP containment. However, the DCPP ASME Section XI, Subsection IWL AMP (B.2.3.29) will continue to inspect and monitor for cracking and indications of ASR-induced or similar degradation. See further evaluation in Section 3.5.2.2.1.8.", "negative": "Not used. Increase in porosity and permeability and loss of strength due to leaching of calcium hydroxide and carbonation in inaccessible areas of the DCPP containment will be managed by the DCPP ASME Section XI, Subsection IWL AMP (B.2.3.29) under Item 3.5-1, 014. See further evaluation in Section 3.5.2.2.1.9."}
{"query": "TCE concentration measurement", "positive": "TCE Concentration in \u00b5g/L.", "negative": "Based upon data collected from January 2019."}
{"query": "What are the methods used for metals analysis in nuclear regulatory documents?", "positive": "A summary of the metals analysis is provided, including parameters such as Calcium, Iron, and Uranium, along with the EPA methods used for their detection.", "negative": "The document includes various parameters such as Alkalinity as CaCO3, which is analyzed using specific methods outlined in the EPA regulations."}
{"query": "How are MOVs categorized in nuclear safety regulation?", "positive": "When applying Appendix III to the ASME OM Code, licensees shall categorize MOVs according to their safety significance using the methodology described in ASME OM Code Case OMN\u20133, \"Requirements for Safety Significance Categorization of Components Using Risk Insights for Inservice Testing of LWR Power Plants,\" subject to the conditions applicable to OMN\u20133 which are set forth in Regulatory Guide 1.192, or using an MOV risk ranking methodology accepted by the NRC on a plant-specific or industry-wide basis in accordance with the conditions in the applicable safety NRC evaluation.", "negative": "The NRC requires licensees to maintain clear and accurate records of all inspections conducted on plant equipment to ensure compliance with safety regulations."}
{"query": "The NRC oversight process requires detailed assessments of nuclear fuel assembly performance based on various burnup thresholds.", "positive": "| E \u2265 4.9                                        | 5.3          | 5.5      | 6.5 | 6.8          | 6.0      | 6.6      |", "negative": "The initial assembly average enrichment of uranium is crucial for determining the reactor's efficiency."}
{"query": "The NRC defines requirements for the disposal of radioactive waste generated by nuclear facilities and mandates specific processes for reporting and managing these wastes.", "positive": "Waste oils (petroleum derived or synthetic oils used principally as lubricants, coolants, hydraulic or insulating fluids, or metalworking oils) that have been radioactively contaminated in the course of the operation or maintenance of a nuclear power reactor licensed under part 50 of this chapter may be incinerated on the site where generated provided that the total radioactive effluents from the facility, including the effluents from such incineration, conform to the requirements of appendix I to part 50 of this chapter and the effluent release limits contained in applicable license conditions other than effluent limits specifically related to incineration of waste oil.", "negative": "The solid residues produced from the incineration process must be handled in accordance with existing waste management protocols outlined in the regulatory framework."}
{"query": "fuel dispersal in nuclear reactors", "positive": "DG-1434, \u201cAddressing the Consequences of Fuel Dispersal in Light-Water Reactor Loss-of-Coolant Accidents\u201d discusses the potential implications and safety evaluations related to the dispersal of nuclear fuel during emergency scenarios.", "negative": "The Control Room Design Requirements outlined in 10 CFR 50.67 and GDC-19 focus on ensuring the operational readiness and safety of control room environments in nuclear power plants."}
{"query": "The system includes components such as the reactor vessel, which houses the core and its supporting structures.", "positive": "The reactor coolant vent system provides the capability to vent the reactor vessel or the pressurizer using only safety-related equipment.", "negative": "The inlet is at the bottom of the pump; discharge is on the side."}
{"query": "What is the purpose of HVAC systems in nuclear facilities?", "positive": "The Auxiliary Building HVAC System is designed to support the structural integrity of various components by ensuring an appropriate indoor climate and managing the effects of aging.", "negative": "The inspection program involves analyzing the vibrations and sound levels in mechanical components to assess their operational status."}
{"query": "What are periodic updates in nuclear regulatory filings?", "positive": "Periodic update. Updated to reflect changes in office organization.", "negative": "Revised in response to feedback forms 0737 and 1810. Section 04, written PN is no longer required following a Commissioners\u2019 Assistants Briefing."}
{"query": "The analysis of reactivity in terms of W/F ratio is crucial when assessing package configurations.", "positive": "Figure 6.14 \u2013 NPC damaged package array (k_{eff}) vs. W/F Ratio (17X17 pellet type, triangular pitch, 53 kgs UO\u2082/ICCA)", "negative": "The package configuration must also consider the thermal properties of the surrounding materials to ensure efficient heat dissipation."}
{"query": "What are the conditions of NRC license # 21-32248-01?", "positive": "We hereby agree, as the management of Heart Rhythm & Pacemaker Specialist, LLC, to all of the constraints, conditions, requirements, and commitments identified in the existing Nuclear Regulatory Commission license # 21-32248-01 for Heart to Heart, P.C.", "negative": "Heart Rhythm & Pacemaker Specialist, LLC focuses on ensuring optimal patient care through advanced cardiac techniques and management of heart rhythm disorders."}
{"query": "The NRC Form 665 is required for various filings and submissions related to nuclear regulatory processes.", "positive": "The 665s form is attached.", "negative": "The file size is 129,994KB."}
{"query": "missile barrier shelter", "positive": "Manholes, Handholes & Duct Banks | Missile Barrier Shelter/Protection | Galvanized Steel | Air - Outdoor | Loss of Material | Structures Monitoring (B.2.1.34) | III.A3.TP-302 | 3.5.1-77 | A", "negative": "Groundwater/Soil | | | | Cracking, Loss of Bond, and Loss of Material (Spalling, Scaling) | Structures Monitoring (B.2.1.34) | III.A3.TP-212 | 3.5.1-65 | A"}
{"query": "The analysis of pressure changes at specific points under varying conditions is critical in determining system performance during accidents.", "positive": "The pressure at Point C, assuming a 3000-GPM flow from the sump, decreases over time as calculated in the table.", "negative": "In determining the cooling capacity, it is vital to assess the adequacy of the thermal shielding in the reactor's design."}
{"query": "What is the definition of an isotope in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| AM241                | 3000                 | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "NPDES permits", "positive": "Impacts of plant effluent discharges, accounting for midcentury projections, are expected to remain similar to prior plant operations and would be managed under current and future renewed NPDES permits.", "negative": "Accounting for midcentury projections, climatological changes would not result in significant impacts from building activities and continued operations of Palisades."}
{"query": "measures and controls during construction", "positive": "The measures and controls to limit adverse effects during construction ensure that potential impacts on the environment and public health are minimized.", "negative": "Water quality monitoring is essential for preventing pollution and ensuring compliance with environmental regulations."}
{"query": "What is the purpose of Technical Specification Surveillance Requirement 4.0.5?", "positive": "The amendments revised Technical Specification Surveillance Requirement 4.0.5, \u201cInservice Inspection and Inservice Testing Program,\u201d in accordance with the implementation of a previously approved amendment dated July 31, 2018 (ADAMS Accession No. ML18156162), to adopt 10 CFR 50, \u201cRisk-Informed Categorization and Treatment of Structures, Systems and Components for Nuclear Power Reactors.\u201d", "negative": "The amendments revised the Donald C. Cook Nuclear Plant, Unit 1 and 2, technical specifications to adopt Technical Specifications Task Force (TSTF) Traveler TSTF-569, \u201cRevise Response Time Testing.\u201d"}
{"query": "nuclear instrumentation system alignment", "positive": "The NIS has been aligned in accordance with the Westinghouse Nuclear Instrumentation System Manual and the Precautions, Limitations, and Setpoints for Westinghouse NSSS.", "negative": "Functions will be calibrated, tested, and verified, utilizing permanently installed controls and adjustment mechanisms."}
{"query": "The program for inspecting heavy load handling systems is being updated to ensure all relevant structural components are regularly monitored for signs of wear or damage.", "positive": "The existing program is credited and will be enhanced as follows: 1. Revise the implementing procedures to ensure surface conditions are monitored by visual inspection to provide reasonable assurance that loss of material is not occurring due to general corrosion or wear and the bridges, structural members, and structural components do not exhibit deformation or cracking.", "negative": "Program will be enhanced no later than six months prior to the subsequent period of extended operation."}
{"query": "ambient background in radiological measurements", "positive": "Ambient Background refers to the background radiation level that is present in the environment and can affect the readings obtained during radiological measurements.", "negative": "The energy levels in nuclear physics can vary significantly based on the material being analyzed and the techniques used for detection."}
{"query": "What is the function of the Reactor Protection System in nuclear reactors?", "positive": "The Reactor Protection System automatically initiates reactor trip: 1. Whenever necessary to prevent fuel rod damage for an anticipated operational transient (Condition II). 2. To limit core damage for infrequent faults (Condition III). 3. So that the energy generated in the core is compatible with the design provisions to protect the reactor coolant pressure boundary for limiting fault conditions (Condition IV).", "negative": "The design modification includes provisions to test the UV trip and the shunt trip device independently."}
{"query": "What are the types of Topical Reports relevant to nuclear reactors?", "positive": "The following Topical Reports addressed both power and non-power reactors. No departures are anticipated at this time: Regulatory Analysis Topical Report, Fuel Performance Topical Report, Fuel Qualification Topical Report, Graphite Materials Topical Report.", "negative": "The following Topical Reports did not specifically address a non-power reactor but are considered sufficient. No departures are anticipated: Scaling Methodology Topical Report, Reactor Coolant Topical Report."}
{"query": "transient population effects on housing", "positive": "A transient population creates a demand for temporary housing and service in the area.", "negative": "Since 2002, the Census of Agriculture reports the numbers of farms hiring migrant workers."}
{"query": "What is the Tornado Criterion in nuclear licensing?", "positive": "The proposed LAR demonstrates the FHTSS meets the intent of a Tornado Criterion \u201cT\u201d structure in the SPS UFSAR, for licensing basis tornado winds only, and using a risk-informed approach.", "negative": "Based upon the above, Dominion Energy Virginia concludes the proposed amendment presents no significant hazards consideration under the standards set forth in 10 CFR 50.92(c), and, accordingly, a finding of 'no significant hazards consideration' is justified."}
{"query": "traveling water screens in nuclear facilities", "positive": "These are the original structures, which were later replaced with those shown above in Figure 7.", "negative": "The new structures provide improved safety features and enhance the overall operational efficiency of the plant."}
{"query": "magnetic anomalies in geological studies", "positive": "Frequency magnetic anomalies imply a well-defined fabric to the magnetic field that in general mimics the Appalachian tectonic fabric for the region.", "negative": "The interpretation of the magnetic field for exposed portions of the Appalachian orogen in the site region is discussed in detail by Fisher et al."}
{"query": "isotope activity registration", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 1000                 | mCi              |", "negative": "**Distributor License Number**: IL-01010-02"}
{"query": "neptunium-237 analysis", "positive": "Rad Alpha Spec reports on Neptunium-237 with values of 0.866 pCi/g and 0.906 pCi/g within the acceptable range of (75%-125%).", "negative": "Cobalt-60 samples showed inconsistent results with QC values of U and uncertainties ranging from +/-0.0393 to +/-0.0329."}
{"query": "What is the role of Technical Specifications in nuclear regulation?", "positive": "The Technical Specifications are a set of requirements that govern the operation and maintenance of nuclear facility systems and equipment to ensure safety and compliance with regulatory standards.", "negative": "Copies of corrective action documents generated from previous CDBI are necessary for maintaining operational oversight and ensuring the proper implementation of corrective measures."}
{"query": "The inspections will include visual assessments for gray cast iron components exposed to soil conditions and aluminum-bronze components in water environments.", "positive": "The DCPP Periodic Inspections for Selective Leaching AMP is a new, plant-specific condition monitoring AMP that manages the loss of material due to selective leaching for gray cast iron components subject to a soil environment and aluminum-bronze components in a raw water environment which have experienced selective leaching at DCPP.", "negative": "The DCPP Periodic Inspection for Selective Leaching AMP will not provide guidance on preventive actions, but techniques like the application of coatings can help mitigate corrosion."}
{"query": "The Loss of Voltage Function ensures reliable power transfer to critical systems.", "positive": "Therefore, the power supply to the bus is transferred from offsite power to DG power when the voltages on the bus and the offsite power supplies drop below the Loss of Voltage Function Allowable Values (loss of voltage with a short time delay).", "negative": "The measured output value of the process parameter exceeds the setpoint, the associated device (e.g., undervoltage relay) changes state."}
{"query": "The NRC enforces strict confidentiality regarding the content of examinations for licensing.", "positive": "I acknowledge that I have acquired specialized knowledge about the examinations to be conducted in conjunction with the U.S. Nuclear Regulatory Commission (NRC) licensing actions.", "negative": "I also understand that any violations of the NRC regulations could result in enforcement action by the NRC against me or potentially compromise my position as a licensed individual."}
{"query": "regulatory audit summary report", "positive": "The NRC staff will prepare and issue an audit summary report prior to completing its review of the relief request.", "negative": "Username and password information should be provided directly to members of the NRC staff as needed."}
{"query": "License applications must include extensive safety evaluations and compliance reports.", "positive": "The submittal demonstrates that the applicant has fulfilled all regulatory requirements set forth by the NRC, including mandatory safety assessments for the reactor's operational framework.", "negative": "The design team anticipates that the construction will proceed according to the planned schedule, barring any unexpected weather conditions."}
{"query": "How is the data logging conducted during the survey of the nuclear facility?", "positive": "The logged readings indicate the operational status of the systems with detailed timestamps and units of measurement.", "negative": "The survey unit locations are critical for identifying potential areas of concern in the reactor's vicinity."}
{"query": "steam dump system operation", "positive": "The steam dump system (SDS) and turbine bypass control are critical components that allow for the management of excess steam in the event of a load rejection, ensuring system stability and safety.", "negative": "The question type is multiple choice, and it is currently active with a status indicating it is not authorized for practice."}
{"query": "The evaluations in the GALL-SLR Report indicate that certain materials may require special attention to manage aging effects effectively.", "positive": "The GALL-SLR Report recommends the further evaluation of aluminum piping, piping components, and tanks exposed to an air, condensation, or underground environment to determine whether an AMP is needed to manage the aging effect of loss of material due to pitting and crevice corrosion.", "negative": "Inspections focus on the most susceptible alloys and locations."}
{"query": "What are the automatic actions that occur during a Main Feedwater regulating valve malfunction?", "positive": "a. Main Steam Isolation valves (MSIV) close  b. Main Feedwater Reg (MFRV) valves close  c. Main Feedwater pumps (MFP) trip", "negative": "Unit 1 is raising power and currently at 55% power."}
{"query": "What are Risk Informed Completion Times in nuclear regulatory context?", "positive": "The proposed amendment would modify TS requirements to permit the use of Risk Informed Completion Times in accordance with TSTF-505, Revision 2, \"Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b,\" (ADAMS Accession No. ML18183A493).", "negative": "On September 2, 2020, the NRC provided a second Request for Additional Information (RAI) (Reference 4) to support their continued review of Reference 1."}
{"query": "What do SAI and MAI stand for in nuclear safety reports?", "positive": "SAI (Significant Apparent Indication) and MAI (Minor Apparent Indication) are classifications used to evaluate the severity of indications found in safety assessments of the system.", "negative": "This section lists the voltage readings and locations in the reactor unit without any contextual implication related to regulatory processes or safety indications."}
{"query": "nuclear facility amendment", "positive": "The licensing process for a nuclear facility includes several steps whereby amendments to existing licenses may be submitted to reflect changes in operations or compliance with regulatory requirements.", "negative": "The data received shows a variety of hospitals in Indiana seeking amendments to their licenses, indicating ongoing regulatory compliance."}
{"query": "What is a scram in nuclear safety systems?", "positive": "The term 'SCRAM' refers to a rapid shutdown of a nuclear reactor, typically initiated by the rapid insertion of control rods into the reactor core to halt the nuclear reaction.", "negative": "The MAINSTEAM HIGH PRESSURE VALVE is designed to control the steam flow from the reactor to the turbine and is crucial for operational efficiency."}
{"query": "What is the PMP temperature profile used in nuclear safety analysis?", "positive": "The Maximized March PMP Temperature Profile consists of various events that include a 96-hr Pre-PMP, a 120-hr PMP Event, and a 24-hr Post-PMP, with temperature values recorded at various index hours.", "negative": "The table lists several storms and their corresponding Spas/SPAS-Lite numbers and daily data ranges, showcasing historical meteorological data."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code employs a unique critical heat flux correlation that has been validated against a comprehensive dataset of experimental results, ensuring its accuracy in predicting heat transfer phenomena in nuclear reactor conditions.", "negative": "The experimental setup included various reactor coolant configurations and their respective thermal-hydraulic performance metrics."}
{"query": "The requirement for license applicants to submit a technical evaluation of safety margins...", "positive": "Nuclear reactors must demonstrate compliance with safety regulations by conducting thorough safety assessments and risk analyses.", "negative": "The weather conditions today are favorable for outdoor activities and community events."}
{"query": "What is the DQO process in FSS planning?", "positive": "FSS planning and design relies on a properly executed Data Quality Objective (DQO) process to ensure, through compliance with explicitly defined inputs and boundaries, that the primary objective of the survey is satisfied.", "negative": "The baseline condition is technically known as the null hypothesis."}
{"query": "What are the steps involved in canister unloading for nuclear waste?", "positive": "CANISTER unloading, including reflooding and weld removal or cutting", "negative": "Transport of the CONCRETE CASK to the ISFSI"}
{"query": " containment pressure values", "positive": "At the containment pressure data table, the values illustrate the pressure at different times: at time 0 seconds, the pressure is 14 psig, decreasing over time to 0 psig at 300 seconds.", "negative": "The containment system is designed to withstand external and internal pressures during operation and in the event of an accident scenario."}
{"query": "The proper functioning of main steam safety relief valves is crucial for ensuring the reactor can remain in safe shutdown conditions during emergencies.", "positive": "The main steam safety relief valves (MSSV) are required for decay heat removal and cooldown to safe shutdown conditions.", "negative": "The inspectors documented a self-revealed, Green finding and associated non-cited violation of Technical Specification 6.8.1.a, for the licensee\u2019s failure to establish, implement, and maintain procedures associated with safety relief valve maintenance."}
{"query": "What is the minimum average burnup for PWR fuel assemblies?", "positive": "Minimum Initial Assembly Average Burnup < 43 GWd/MTU", "negative": "The NRC requires licensees to comply with all safety regulations regarding the operation of nuclear reactors."}
{"query": "net peak area in radiation analysis", "positive": "The Net Peak Area represents the measured area under a peak which is a key parameter in quantifying the radioactive isotopes present during analysis.", "negative": "The Ambient Background values indicate the level of natural or environmental radiation that may interfere with the measurements."}
{"query": "The preferred method for determining atmospheric stability involves assessing the vertical temperature difference (delta-T).", "positive": "The vertical temperature difference (delta-T) is the preferred method for determining Pasquill stability classes because it is an effective indicator of worst-case stability conditions (Pasquill class E, F and G) (Regulatory Guide 1.23). Thus, a multi-level tower close to the HCS was preferred.", "negative": "Surface data were available from the ASOS in Oak Ridge (station KOQT). This station is relatively close, 8.5 mi. (13.7 km) northeast of the HCS. However, this ASOS is unusual in the respect that it is not located in a relatively open location affiliated with an airport or runway."}
{"query": "Public Information Officer responsibilities in radiological emergencies", "positive": "The Public Information Officer (PIO), assigned duties at the Emergency Operations Center (EOC), and the Parish Spokesperson will be responsible for implementation of this procedure.", "negative": "A Parish Spokesperson will be assigned to the Joint Information Center (JIC) at the Alert classification."}
{"query": "triton reactor reliability", "positive": "The TRITON11 reactor is designed with several proven reliability features that enhance its operational effectiveness and safety profile, ensuring compliance with regulatory requirements.", "negative": "The annual report includes financial data that indicates a significant increase in operational efficiency across various departments."}
{"query": "What is the process for applying for a nuclear reactor operating license?", "positive": "The Nuclear Regulatory Commission (NRC) requires that licensees submit an application for a reactor operating license, which includes detailed information regarding the design and safety analysis of the reactor.", "negative": "Environmental noise levels are a critical aspect of public health and safety, influencing regulations and compliance measures."}
{"query": "recycle evaporator package", "positive": "The recycle evaporator package processes dilute boric acid and produces distillate and approximately 4 weight percent boric acid stripped of hydrogen, nitrogen, and radioactive gases.", "negative": "Two reactor makeup water storage tanks (one per unit) supply reactor grade makeup water for the station."}
{"query": "fuel loading regulations for manufactured reactors", "positive": "A manufacturing license may include authorizing the loading of fresh (unirradiated) fuel into a manufactured reactor under Part 70.", "negative": "Specifies required protections to prevent criticality: At least two independent physical mechanisms in place, each of which is sufficient to prevent criticality assuming optimum neutron moderation and neutron reflection conditions."}
{"query": "The NRC's assessment of environmental impacts includes considerations of dam failure probabilities and their implications for reactor safety.", "positive": "As was noted previously, the Petitioners did present the Board with a dam-failure rate figure higher than the dam-failure rate figure provided in Duke\u2019s ER with the claim that Duke\u2019s failure rate was \u201cwrong.\u201d Hearing Petition at 14-15. But Petitioners\u2019 dam-failure rate has as a primary underpinning a March 2010 NRC Staff-generated generic failure rate for large rockfill dams similar to the Jocassee Dam.", "negative": "Duke disputes this, arguing that neither its risk analysis nor any other of their concerns can justify a waiver of the appendix B framework given Petitioners\u2019 failure to challenge in any specific way the post-Fukushima Duke flooding analyses and implemented mitigation measures, along with the associated Staff evaluations that ultimately resulted in the closing of the June 2010 Staff CAL."}
{"query": "What actions should be taken if charging flow is high in nuclear reactor operations?", "positive": "Implements OP AP-17, Loss of Charging, Section B", "negative": "Checks letdown flow normal (VB2 meter, PPC)"}
{"query": "The isotopic inventory at the end of cycle shows the total activity of different nuclides present.", "positive": "Total at EOC (Ci Assembly) indicates the radioactive decay measurements of various isotopes present in the reactor.", "negative": "The reactor safety systems are designed to prevent unexpected failures and ensure operational continuity."}
{"query": "What is the significance of solid uranium oxide in nuclear fuel systems?", "positive": "The chemical and physical form of the fissile material is solid uranium oxide powder in zirconium alloy rods.", "negative": "Structural analysis confirms that no normal condition of transport will result in a substantially altered package."}
{"query": "What is the licensing process for nuclear reactors?", "positive": "The licensing process for nuclear reactors involves multiple stages including the submission of an application, safety reviews, and public hearings to ensure compliance with regulatory standards.", "negative": "In the event of a malfunction, the control room staff are trained to follow established protocols to maintain plant safety and prevent undue hazards."}
{"query": "The program calculates the direct contribution of gamma radiation from the containment structures to external receptors.", "positive": "The direct gamma radiation contribution from the containment building to an external receptor is calculated by the program CONTAINMENT SHIELD.", "negative": "The Halon 1301 suppression system provided for the control room underfloor area does not create a hazard for personnel committed to permanent occupancy in the control room."}
{"query": "The NRC suggests using a common cause impact approach to assess seismic risks at Tier 2 sites, which helps in identifying potential seismic insights.", "positive": "The special seismic risk evaluation process recommended using a Common Cause impact approach in the full power internal events (FPIE) PRA can identify the appropriate seismic insights to be considered with the other categorization insights by the IDP for the final HSS determinations.", "negative": "The test case information from EPRI 3002017583, developed by other licensees, including Case Study A, Case Study C, and Case Study D, as well as RAI responses and amendments clarify aspects of these case studies and provide additional supporting bases for this application."}
{"query": "In the context of license renewal, it is essential to implement an effective aging management program to address potential degradation of safety systems.", "positive": "The Aging Management Audit Plan is designed to evaluate the effectiveness of aging management programs in ensuring the continued safe operation of the facility over its extended licensing period.", "negative": "The distribution list for this communication includes key personnel from various offices, each responsible for different aspects of nuclear regulation and oversight."}
{"query": "defense-in-depth in nuclear safety", "positive": "Defense-in-depth is a fundamental safety principle in nuclear reactor design, consisting of multiple layers of protection to prevent accidents and mitigate potential consequences.", "negative": "The evaluation of seismic activity in the region is crucial for ensuring the structural integrity of the plant during potential earthquakes."}
{"query": "The NRC assesses the safety and environmental impacts of uranium recovery operations before granting appropriate licenses.", "positive": "The NRC's review process includes evaluating the safety assessment submitted by Powertech, which outlines potential health risks and environmental considerations associated with the in-situ recovery of uranium.", "negative": "The Office of the General Counsel provides legal representation and guidance to the Commission during procedural matters that arise in licensing and other regulatory processes."}
{"query": "What are the maintenance practices for PIV check valves in nuclear reactors?", "positive": "Each unit has a scoping preventive maintenance (PM) to evaluate and identify PIVs to recommend for inspection and repair (or replace) for an upcoming refueling outage.", "negative": "The valves are designed for service in a boric acid solution and are comprised of stainless steel materials."}
{"query": "The identification of nuclides and their associated activity levels are critical components in nuclear regulatory assessments.", "positive": "The nuclide PA-228 has an energy of 89.95 keV and an activity of 1.39E+03 pCi/grams.", "negative": "The EU-154 nuclide with an energy of 732.30 keV has a yield of 19.70%."}
{"query": "The elevation of various components in a nuclear reactor system is critical for proper functioning and safety protocol compliance.", "positive": "- EL. 77' - 6\" - EL. 76' - 5\" - EL. 75' - 6\" - EL. 75' - 0\" - EL. 74' - 0\"", "negative": "The NRC evaluates the safety of emergency backup systems during significant operational events."}
{"query": "gamma direct sample identification", "positive": "Sample Identification: D26", "negative": "Live Time: 600.0 seconds"}
{"query": "The Nuclear Regulatory Commission mandates that licensees submit their licensing documentation and safety assessments for approval before operational changes can be implemented.", "positive": "The process of nuclear licensing involves submitting detailed plans and analyses for regulatory review to ensure compliance with safety standards set by the NRC.", "negative": "In addressing issues of waste management, the facility will implement ongoing training programs for staff to ensure proper handling of hazardous materials."}
{"query": "What is involved in the reauthorization process for nuclear power operations?", "positive": "The NRC conducts an environmental review before reauthorizing power operations at nuclear facilities, assessing the potential environmental impacts and ensuring compliance with regulatory requirements.", "negative": "Jennifer Davis sent an email regarding the NRC's environmental review processes, ensuring that all stakeholders are informed about any updates and assessments related to plant operations."}
{"query": "What kind of performance monitoring is necessary to ensure that risk-informed changes are effectively managed?", "positive": "So making sure that we have sufficient performance monitoring in place to make sure that we\u2019re doing risk-informed changes and not risk-based changes is ultimately what I come back to at the end of the day.", "negative": "How do you set up a monitoring program that has the lowest footprint possible but gets you the most information possible, the most relevant information."}
{"query": "Borated Water Systems Stainless Steel Inspection", "positive": "The acceptance criteria for the Borated Water Systems Stainless Steel Inspection is no unacceptable loss of material or cracking that could result in a loss of the component intended function(s) as determined by engineering evaluation.", "negative": "The Bottom Mounted Instrumentation Thimble Tube Inspection Program monitors tube wall degradation of the BMI thimble tubes."}
{"query": "The NRC mandates that every 10 years, multiple pipe-to-soil potential readings be taken to inform future excavation planning.", "positive": "Alternate pipe-to-soil potential measurement locations should be chosen to provide additional information applicable to selection of future excavation locations. A minimum of six pipe-to-soil potential readings should be acquired during each 10-year period (10 years prior to the SPEO and the first 10 years of the SPEO) and may be acquired anytime during the 10-year period of the scheduled dig (preferably prior to the actual excavation).", "negative": "Revise implementing procedures to require that new and replacement field applied coating shall meet the guidance of Table 1 of NACE SP0169-2007."}
{"query": "risk-managed technical specifications", "positive": "Risk-Managed Technical Specifications (RMTS) Guidelines provide a framework for establishing technical specifications that are risk-informed, allowing for more efficient operation of nuclear facilities while maintaining safety.", "negative": "The ASME Standard ASME/ANS RA-Sa-2009 outlines the requirements for Level 1 probabilistic risk assessments which are essential for identifying the safety and operational viability of nuclear power plants."}
{"query": "What is the method for analyzing dissolved calcium in water samples?", "positive": "Calcium, dissolved is determined by EPA 200.7.", "negative": "The chloride concentration was analyzed on 07/15/24 and measured at 38.13 mg/L."}
{"query": "thermal runaway in nuclear fuel", "positive": "An array of experiments having multirod assemblies of rods with zirconium alloy cladding reveal that thermal runaway begins well below the 2600 to 2700 range. Perhaps the most impressive is LOFT LP-FP-2 where thermal runaway of the fuel bundle was initiated in the 2060 to 2240 degree Fahrenheit range.", "negative": "On October 27, 2010, the NRC published for public comment a notice of consolidation of petitions for rulemaking."}
{"query": "What are the guidelines for using mulch in seed mixtures for soil management?", "positive": "Mulch will be used in areas where water retention, soil temperature, or soil crusting are potential problems for seed germination and seedling growth. The mulch will consist of grass hay, straw, or woodchip applied at the rate of approximately 4.5 t/ha (2 ton/acre). It will be anchored mechanically with a mulch tiller, crimper, or if necessary with a chemical compound.", "negative": "The limiting factor in establishment of plants in the Crownpoint area will be available moisture. However, fertilizer can be applied with proper moisture to effectively establish seeded species."}
{"query": "nuclear device registration", "positive": "Devices subject to registration include various types of nuclear instruments that must be licensed and listed by the NRC, such as those used for measuring isotopes and their activities.", "negative": "The distributor license number is a unique identifier used by the NRC to track and manage the distribution of devices."}
{"query": "very low-level waste regulations", "positive": "I oppose the VLLW plan to reinterpret the rules to let nuclear waste go to places without a nuclear license.", "negative": "I oppose this pseudo-rule change that would let nuclear waste in my or other communities' local landfill or other properties."}
{"query": "The NRC has issued modifications to the facility operating license for the research reactor at the University of Missouri.", "positive": "By order dated February 6, 2025 (Agencywide Documents Access and Management System Package Accession No. ML24354A200), the U.S. Nuclear Regulatory Commission (NRC) modified Renewed Facility Operating License No. R-103 for the University of Missouri \u2013 Columbia Research Reactor such that it has no fixed term.", "negative": "If you have any questions, please contact me at (301) 415-4002 or via email at Jessica.Lovett@nrc.gov."}
{"query": "What is the purpose of vibration isolation elements in nuclear structures?", "positive": "Consistent with NUREG-2191. The Structures Monitoring program (B.2.1.33) will be used to manage reduction or loss of isolation function of the elastomer supports for vibration isolation elements exposed to air- indoor uncontrolled in the Structural Commodities Group: Equipment Supports and Foundations.", "negative": "Consistent with NUREG-2191 for all component types in the following Structural Commodities Groups: Cable Trays and Supports, Conduit and Conduit Supports, Electrical Panels, Racks, Cabinets, and Other Enclosures, Equipment Supports And Foundations, HVAC Duct Supports, Miscellaneous Steel, Penetrations and Sleeves, Pipe Whip Restraints and Jet Impingement Shields, Piping Supports, and Tube Track."}
{"query": "materials used in the Fuel Handling System", "positive": "The materials of construction for the FHS components are: Carbon Steel, Nickel Alloys, Stainless Steel.", "negative": "The materials from which the component types are fabricated, the environments to which they are exposed, the potential aging effects requiring management, and the AMPs used to manage these aging effects are provided for each of the above systems in the following subsections."}
{"query": "CPM sampling and testing", "positive": "Samples of CPM are collected at each end and analyzed for water content, concentration of corrosive ions and reserve alkalinity.", "negative": "The remainder of this report consists of the following 7 parts."}
{"query": "What is the ACMUI's role in nuclear regulatory affairs?", "positive": "The Advisory Committee on the Medical Uses of Isotopes (ACMUI) is a federal advisory committee that provides recommendations to the Nuclear Regulatory Commission (NRC) on issues related to the medical use of radioactive materials.", "negative": "The committee discussed various topics, including public safety, emissions regulations, and compliance strategies for industrial operators."}
{"query": "What are the inspection requirements for containment buildings according to the ASME Code?", "positive": "Per the ASME Code, the periodic visual examination and physical testing of containment building concrete are required in accordance with table IWL-2500-1 L-A, as well as physical testing of unbonded post-tensioning systems in accordance with table IWL-2500-1 L-B.", "negative": "The NRC staff has determined the need for a regulatory audit to be conducted in accordance with the Office of Nuclear Reactor Regulation Office Instruction LIC-111, Revision 1, \"Regulatory Audits\" (ML19226A274), for the NRC staff to examine the licensee\u2019s non-docketed information with the intent to gain a better understanding of the alternative request."}
{"query": "What is the significance of holding time in nuclear sample analysis?", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "Licensees must submit detailed evaluations to demonstrate compliance with safety regulations.", "positive": "The NRC requires that applicants submit a safety analysis report to demonstrate that the proposed design and operation of the facility are in compliance with regulatory requirements.", "negative": "Many reactors are equipped with multiple safety systems designed to mitigate potential accidents."}
{"query": "acetone and MEK concentrations in groundwater", "positive": "Following the EHC\u00ae and BounTA\u2122 injections, concentrations of metabolic intermediates acetone and MEK increased up to 27 mg/L and 81 mg/L, respectively.", "negative": "The site-monitoring wells and extraction wells are completed in the shallow gravel unit."}
{"query": "The measurement of Radium isotopes in water encompasses various analytical techniques and precision indicators.", "positive": "Concentrations that are greater than the LLD are represented by a closed symbol.", "negative": "Bars indicate precision for Radium 226 and Radium 228 analytical results."}
{"query": "What is the significance of the source term in nuclear safety assessments?", "positive": "The source term is defined as the estimated amount and composition of radioactive material that could be released during a nuclear incident, which is critical for evaluating the potential impacts on public health and safety.", "negative": "The various compartments within the facility are integral to understanding how materials and radiation are managed under normal and emergency conditions."}
{"query": "strontium-90 detection methods", "positive": "Rad Gas Flow Proportional Counting | GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.0135 | +/-0.0736 | 0.141 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "NRC License amendment process", "positive": "This is in reference to Peter Cordeau\u2019s letter dated October 26, 2020, requesting to amend NRC License Numbers 06-06941-01.", "negative": "Would you please reply to this email to confirm receipt?"}
{"query": "What are the requirements for maintaining active reactor licenses?", "positive": "The ACTIVE/INACTIVE status and time on shift since April 1, 2022 is as follows:", "negative": "The simulator exam assesses the operational readiness of reactor operators by testing their knowledge and technical skills."}
{"query": "The NRC mandates that licensees must provide a comprehensive environmental report as part of the license renewal application.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) requires that the license renewal application include an environmental report (ER) that assesses the impacts from continued operation and any refurbishment to be undertaken to enable the continued operation of the unit.", "negative": "Constellation Energy Generation (CEG) is preparing an application for renewal of the operating license for Dresden Nuclear Power Station Unit 2 and Unit 3 (DNPS) for an additional 20 years."}
{"query": "What is the purpose of the Anticipated Transient Without Scram Recirculation Pump Trip (ATNS-RPT) instrumentation?", "positive": "Two channels per trip system for each ATNS-RPT instrumentation function listed below shall be OPERABLE: a. Reactor Vessel Water Level - Low Low, Level 2; and b. Reactor Steam Dome Pressure - High.", "negative": "The NRC mandates that licensees conduct thorough assessments to ensure compliance with safety regulations."}
{"query": "pressurizer temperature monitoring", "positive": "There are three temperature detectors in the pressurizer, one in the steam phase and two in the water phase. All detectors supply signals to temperature indicators and high-temperature alarms. The steam-phase detector, located near the top of the vessel, is used during start-up to determine water temperature when the pressurizer is completely filled with water. The water-phase detectors, located at an elevation near the center of the heaters, are used during cooldown when the steam-phase detector response is slow because of poor heat transfer.", "negative": "Between T_hot and T_cold on at least two reactor coolant loops in the event of loss of the reactor coolant pumps and one vital bus. Two hot-leg temperature indications are available at the auxiliary monitoring panel. One of them is installed with a specific separation from the additional temperature indication available in the control room. This separation meets 10 CFR 50 Appendix R Section III.G.2."}
{"query": "Final Status Survey reports", "positive": "LaCrosseSolutions submitted the Final Status Survey (FSS) Final Reports for Phases 1 through 3, for NRC review, as documented in References 1, 2, and 3.", "negative": "The revised documents, as well as the IC dose calculations and relevant technical support documents, are provided electronically on the enclosed CD."}
{"query": "What is the maximum allowable exposure under 10 CFR 20?", "positive": "Maximum allowable under 10 CFR 20: 2.319 \u00d7 10\u2075 (170 mrem/person)", "negative": "Exposure totals from the operation of North Anna Units 1 & 2 amount to 12.7 man-rem/yr."}
{"query": "The guidelines require an assessment of dose from radiological sources to ensure safety limits are maintained.", "positive": "The LTP, Section 5.2 states that each radionuclide-specific Base Case DCGL is equivalent to the level of residual radioactivity (above background levels) that could, when considered independently, result in a Total Effective Dose Equivalent (TEDE) of 25 mrem/yr to an Average Member of the Critical Group.", "negative": "At LACBWR, compliance is demonstrated through the summation of dose from five (5) distinct source terms (i.e., basements, soils, buried pipe, above-ground structures, and groundwater) for the end-state."}
{"query": "nuclear licensing terminology", "positive": "The licensing of nuclear facilities involves a comprehensive review process to ensure that all safety, environmental, and regulatory standards are met before operations can begin.", "negative": "The fire brigade training procedures include techniques for effective response to various emergencies, ensuring that personnel are prepared for all eventualities."}
{"query": "containment purge system operational procedures", "positive": "For lower compartment purge, the following sequence should be followed to prevent Upper-to-Lower Containment press imbalance from opening the Ice Condenser Doors: 1. Upper compartment purge should be started first and operated for at least 5 minutes or until containment pressure is 0.2 psid. 2. Stop upper compartment purge, close associated dampers and stop fans. 3. Start lower compartment purge.", "negative": "Smoke detected in U1 Aux Bldg air intake will SHUT DOWN Containment Purge Sys."}
{"query": "The documentation provides details on background radiation levels surrounding the samples measured in keV.", "positive": "The Ambient Background for the peak energy of 295.08 keV is 4.18E+01 with an uncertainty of 1.86E+01.", "negative": "The Peak Centroid for peak M 1 is 477.51 keV, which shows significant variations in net peak area measurements."}
{"query": "The provisions of LCO 3.0.4.b are crucial for safety evaluations during transitions to different operating modes.", "positive": "There is an increased risk associated with entering a MODE or other specified condition in the Applicability with an inoperable diesel generator and the provisions of LCO 3.0.4.b, which allow entry into a MODE or other specified condition in the Applicability with the LCO not met after performance of a risk assessment addressing inoperable systems and components, should not be applied in this circumstance.", "negative": "Improper maintenance of reactor components can lead to extended downtimes and unnecessary costs for the facility."}
{"query": "What is the significance of the Wasatch Formation in aquifer studies?", "positive": "The Wasatch Formation is described as bedrock (DOE 1999) that defines the base of the alluvial aquifer. The uppermost part of the Wasatch at the New Rifle site is the Shire member, which consists mostly of low-permeability claystone\u2019s and siltstones and is described as an aquitard rather than an aquifer.", "negative": "Unweathered claystones and siltstones in the Shire member transmit water slowly."}
{"query": "The samples must be analyzed within the defined holding times to ensure data integrity.", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "The analytical methods used for the samples include EPA EERF C-01 Modified and GL-RAD-A-003 REV# 16."}
{"query": "The current regulatory actions for the TN storage systems have been outlined in the recent submittals to the NRC.", "positive": "Currently TN Americas LLC has the following licensing actions under NRC review or scheduled for submittal by the end of 2020: - An application for Amendment 2 to NUHOMS\u00ae EOS System CoC 1042 was submitted to NRC for review and approval on April 18, 2019.", "negative": "The proposed amendments to various systems ensure that the highest standards of safety and compliance are maintained."}
{"query": "What is an Aging Management Audit in the context of nuclear power plants?", "positive": "The NRC plans to conduct an Aging Management Audit from June 17, 2024 \u2013 January 31, 2025, in accordance with the enclosed regulatory audit plan.", "negative": "The application for subsequent license renewal of Facility Operating License Nos. DPR-19 and DPR-25 for Dresden Nuclear Power Station (Dresden), Units 2 and 3, was submitted to the U.S. Nuclear Regulatory Commission (NRC)."}
{"query": "What is the location of the nearest noise measuring point to the BFN cooling towers?", "positive": "Section 3.3 of the ER states that the 2012 noise measurements were 'measured at the location of the nearest residence to BFN in the Paradise Shores Community, approximately 1,500 feet from the BFN property boundary.'", "negative": "Section 3.3 of the ER identifies that in 2020 and 2022 noise levels were measured."}
{"query": "What is the acceptable voltage range for the Degraded Voltage Relay setpoint in nuclear systems?", "positive": "The Upper Allowable Value \u2013 Reset (AVRU) is \u2264 117.71 V and the Lower Allowable Value \u2013 Reset (AVRL) is \u2265 116.94 V for the Degraded Voltage Relay setpoint.", "negative": "The analytical limit values are essential for ensuring the functionality and proper operation of various safety-related systems in a nuclear facility."}
{"query": "command prioritization in RadICS", "positive": "The design of field device interfaces and the determination of means for command prioritization were not provided in the RadICS TR.", "negative": "Addressed in PSAI 7.10 and satisfied by:\n  - [[ ]]a,c,e"}
{"query": "The NRC stipulates that training measures must align with the procedures for readiness in reactor operations.", "positive": "The Job Performance Measure (JPM) is structured to prepare Unit 1 for Ready State Performance (RSP) operations, ensuring that operators are fully equipped to manage reactor safety and functionality.", "negative": "The review and approval process for the JPM involves several key personnel, each contributing to the validation of the training material and ensuring its compliance with regulatory standards."}
{"query": "The NRC mandates continuous monitoring and inspections to guarantee the integrity of the Core Spray piping during extended operations.", "positive": "To ensure fatigue usage remains acceptable through the subsequent period of extended operation, ongoing inspections to ensure the Core Spray piping has not become detached will be performed in accordance with the BWR Vessel Internals program (B.2.1.7) and monitoring of fatigue in accordance with the Fatigue Monitoring program (B.3.1.1) will be performed.", "negative": "The calculated usage of 0.35 at the jet pump diffuser to core shroud support plate is based on original plant design documentation."}
{"query": "The ongoing operations at Oconee Station will not alter socioeconomic conditions as no additional workforce is required during the SLR term.", "positive": "Duke Energy has no planned activities at Oconee Station beyond continued reactor operations and maintenance.", "negative": "As discussed in Section 2.1.4, \u201cRadioactive Waste Storage,\u201d of this EIS, Duke Energy stores spent nuclear fuel from Oconee Station in a storage pool and in an onsite ISFSI."}
{"query": "What is the Limited Aging Management Audit Plan for nuclear facilities?", "positive": "The Limited Aging Management Audit Plan serves as a roadmap for evaluating the aging management of structures, systems, and components at the Oconee Nuclear Station during the subsequent license renewal application review process.", "negative": "The audit plan details the regulatory framework for managing waste produced at the facility and outlines the routine inspections performed to ensure compliance with environmental standards."}
{"query": "The NRC oversees the licensing of nuclear reactors to ensure compliance with safety regulations.", "positive": "The Office of Nuclear Reactor Regulation is responsible for the licensing and regulation of commercial nuclear power plants and research reactors.", "negative": "Contact me for inquiries regarding the audit plan and related processes."}
{"query": "hot spot fluid temperature definition", "positive": "The hot spot fluid temperature at 11.25 ft 3-in. is a critical parameter that indicates the temperature of the fluid in localized regions, which can significantly affect the safety and operational efficiency of a nuclear reactor.", "negative": "The measurement of time in seconds is crucial during the operational phase, as it determines the duration for which various processes and reactions occur within the reactor system."}
{"query": "What is meant by a Red Path in nuclear safety procedures?", "positive": "The Red Path for Core Cooling is the highest condition and must be addressed prior to the other applicable procedures.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "Peak Ground Acceleration", "positive": "Peak Ground Acceleration (g) refers to the maximum seismic acceleration experienced at a site due to an earthquake, expressed in terms of gravitational acceleration.", "negative": "Hazard Interval Occurrence Frequency (yr) indicates the frequency of occurrence of a seismic event within a specific time frame, expressed in years."}
{"query": "gemstone licensees regulations compliance", "positive": "The staff estimates an average of 9 gemstone licensees complying with the new regulations. The number of hours saved when complying with the new regulations ranges from a low of 36 hours to a high estimate of 44 hours with a mean value of 40 hours.", "negative": "This results in an averted cost of $35 thousand at a 7-percent discount rate as shown in Table A-13."}
{"query": "The NRC oversees the licensing of nuclear facilities to ensure their safety and regulatory compliance.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for establishing regulatory frameworks to ensure the safety of nuclear reactor facilities.", "negative": "The attendees of the meeting included representatives from various organizations and public members who contribute to discussions on nuclear safety."}
{"query": "What is the purpose of the Environmental Report in nuclear licensing?", "positive": "The purpose of the Environmental Report is to assess the potential environmental impacts of the proposed project and to evaluate alternatives to the proposed action.", "negative": "The meeting's agenda included an introduction by NRC representatives and a presentation by X-energy discussing their developmental plans."}
{"query": "NEPA implementing procedures", "positive": "The NRC is in compliance with the requirements of the NEPA amendments, which took effect immediately upon their enactment.", "negative": "Nevertheless, in accordance with the Principles of Good Regulation, the staff has identified opportunities to enhance clarity, efficiency, and balance in NRC's regulatory procedures and documentation."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document that describes the potential hazards associated with a nuclear facility and outlines the measures taken to ensure safety and compliance with regulatory requirements.", "negative": "The reactor design includes advanced control systems that enhance operational efficiency under various conditions, reflecting the latest technological advancements in the field."}
{"query": "What is Nickel-63 in radiation analysis?", "positive": "Nickel-63 is a radioisotope commonly measured in radiological analysis, with results typically reported in picocuries per gram (pCi/g).", "negative": "The report lists various test methods used in the analysis, such as DOE EMI HALS-300 and EPA 905.0 Modified, to ensure compliance with regulatory standards."}
{"query": "N690-18 applies to structural elements that are critical for the safety of nuclear facilities, including aspects such as cable trays and HVAC ducts.", "positive": "The scope of N690-18 is safety-related steel structures and structural elements in nuclear facilities.", "negative": "Further information on the scope of steel structures and structural elements covered by N690 is described in SRP Sections 3.8.3 (Concrete and Steel Internal Structures of Steel or Concrete Containments), 3.8.4 (Other Seismic Category I Structures), and 3.8.5 (Foundations)."}
{"query": "What are the dose conversion factors for swimming in a nuclear regulation context?", "positive": "The Dose Conversion Factors for Swimming (mrem/hr per pCi/Liter) are critical for determining exposure levels during recreational activities in water bodies affected by radioactive effluents.", "negative": "The table 11.6-2 outlines the North Anna Power Station Environmental Radiological Monitoring Program Measuring Equipment used for monitoring radiological components."}
{"query": "Strontium-90 detection methods", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U 0.0247 | +/-0.0832 | 0.149 | 0.400 | pCi/g  | | | JXC9 | 10/07/19 | 1510 | 1921875 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The NRC requires that licensees conduct flow sweeps to assess the behavior of strainers in various conditions.", "positive": "Similarly, flow sweeps were also performed at the end of each test after adding the full load of chemical debris and allowing the head loss to stabilize.", "negative": "Afterwards, at least one flow sweep was performed by measuring strainer head losses at several different flow rates."}
{"query": "What is the function of the Residual Heat Removal system in nuclear reactors?", "positive": "LCO 3.6.2.3: Two RHR suppression pool cooling subsystems shall be OPERABLE.", "negative": "The Completion Time that one train of RHR (RHR-A) can be inoperable as specified by Required Action A.1 may be extended beyond the 7-day completion time up to 7 days to support restoration of RHR following pump and motor replacement."}
{"query": "ball valve handle alignment", "positive": "Performer locates 2-ISIV-90-112M rotates ball valve handle until the handle is parallel with the pipe. *Step is critical to align 2-RE-90-112 to lower containment.*", "negative": "When the operator indicates that they will take the ball valve handle and move it to be perpendicular with the pipe, indicate that the handle is perpendicular to the pipe."}
{"query": "Considering the implications for siting small modular reactors, the redevelopment of previously used industrial land offers both advantages and challenges.", "positive": "Redevelopment of a brownfield site might be eligible for government grants and tax credits.", "negative": "It may be difficult to secure financing due to contamination uncertainties at some sites."}
{"query": "nuclide minimum detectable activity", "positive": "| K-40          | 1460.75      | 10.67     | 2.79E+00             | 7.73E-01                 | 7.73E-01             |", "negative": "Errors quoted at 2.000 sigma."}
{"query": "emergency response organization", "positive": "The Emergency Plan maintains a response organization with staff to respond and augment the initial response on a continuing basis.", "negative": "Editorial changes in the document include directions to develop an ERO relief shift roster and clarification of the timing of Follow-Up Notifications."}
{"query": "Control Room Envelope trace gas testing", "positive": "08WOSR 3.7.10.4-1, Revision 7, \u201cControl Room Envelope (CRE) Trace Gas Test (Train A)\u201d.", "negative": "ALION Software Error Notification Number 17, dated 11/6/2012 (Attachment N)"}
{"query": "The Charpy upper-shelf energy for the reactor vessel must be maintained at a minimum level throughout its operational life.", "positive": "Appendix G of 10 CFR 50, (Reference 4.8.8, Paragraph IV.A.1.a), states that reactor vessel beltline materials must have Charpy USE of no less than 75 ft-lb initially and must maintain Charpy USE throughout the life of the vessel of no less than 50 ft-lb, unless it is demonstrated in a manner approved by the Director, Office of Nuclear Reactor Regulation, that lower values of Charpy USE will provide margins of safety against fracture equivalent to those required by Appendix G of Section XI of the ASME Code.", "negative": "The reactor vessel internal components must be analyzed for fluence projections to ensure they meet safety and operational standards."}
{"query": "The NRC does not include credit for the operator's actions in the Emergency Response Organization during the assessment of the plant's risk profile.", "positive": "Credit for additional resources and capabilities provided by the SAMGs is not taken in the Level 1 core damage sequence analysis.", "negative": "Assuming a typical human error probability value for scenarios without any assistance from the ERO can lead to a more conservative model assessment."}
{"query": "The reactor operations must adhere to the limitations set forth in the Technical Specifications for safe functioning.", "positive": "The licensee is authorized to operate the facility at a steady-state power level not in excess of 250 kilowatts (thermal) and to pulse the reactor in accordance with the limitations in the Technical Specifications.", "negative": "The approved physical security plan, entitled 'Physical Security Plan, Nuclear Reactor Facility, University of California, Irvine,' dated October 2014, consists of documents withheld from public disclosure pursuant to 10 CFR 73.21."}
{"query": "What is the significance of the Risk-Informed Completion Time (RICT) program in nuclear licensing?", "positive": "The audit will assist the NRC staff with understanding the licensee\u2019s proposed program for implementing RICTs for certain TSs.", "negative": "The NRC staff will perform the audit to support its evaluation of whether the licensee\u2019s request can be approved per Title 10 of the Code of Federal Regulations (10 CFR) 50.90, \"Application for amendment of license, construction permit, or early site permit.\""}
{"query": "The NRC emphasizes the importance of monitoring the integrity of the bolts used in primary reactor components due to aging effects like stress corrosion cracking.", "positive": "In its response to RAI MRP-227-B&W-1, EPRI MRP clarified that UT inspections applied to the Primary UCB, LCB, or FD bolting types cannot distinguish between cracklike flaw indications induced by an SCC or IASC mechanism from those induced by fatigue or component overload mechanism.", "negative": "EPRI includes both 40 \u2013 60-year initial license renewal and 60 \u2013 80-year subsequent license renewal versions of these Primary Items in MRP-227, Revision 2, Table 4-1."}
{"query": "What are the procedures for monitoring containment air temperature?", "positive": "Monitor the containment air temperature at locations - TE-85 or TE-861\u00b9, - TE-87 or TE-82\u00b2, - TE-89 or TE-903\u00b3, - and TE-91 or TE-924\u2074.", "negative": "Establish a fire watch patrol to inspect the containment."}
{"query": "What is the function of the Reactor Protection System (RPS) instrumentation?", "positive": "Reactor Protection System (RPS) instrumentation - One or more required channels inoperable.", "negative": "One Neutron Flux \u2013 High channel in each RPS trip system."}
{"query": "The NRC sets regulations for measuring radionuclide concentrations in various materials.", "positive": "The activity concentration of K-40 in the sample was measured at 8.78E+00 pCi/g Dry with an uncertainty of 1.30E+00.", "negative": "The uncertainty in the measurements for cobalt isotopes must be reported accurately to ensure compliance with safety standards."}
{"query": "What are the costs associated with premature shutdown of a nuclear power plant?", "positive": "However, if a proposed regulatory requirement is expected to result in a premature shutdown, this cost is shifted to an earlier time with an associated net increase in its present value.", "negative": "A reduction in the net cost (i.e., cost savings) is algebraically positive; an increase (cost accrual) is negative (i.e., viewed as negative cost savings)."}
{"query": "Division III Loss of Voltage", "positive": "The lower limit NTSP for the Division III Loss of Voltage function is as follows:  NTSP_LL- Div III LOV = 71 V", "negative": "The determination of the degraded voltage relays undervoltage settings has been moved to IP-E-0032 (Input 4.5.2) and is deleted from this section."}
{"query": "The U.S. Nuclear Regulatory Commission has established penalties for non-compliance to ensure adherence to safety regulations.", "positive": "This letter acknowledges receipt of your payment of the $7,500 civil penalty proposed by the U.S. Nuclear Regulatory Commission on October 27, 2020.", "negative": "Your corrective actions will be examined during future inspections."}
{"query": "What is the purpose of the Emergency Core Cooling System in nuclear reactors?", "positive": "Other systems which operate in conjunction with the Emergency Core Cooling System are as follows: The Component Cooling System cools the residual heat exchangers during the recirculation mode of operation.", "negative": "The design philosophy with respect to active components in the high head/low head safety injection system is to provide backup equipment so that maintenance is possible during operation without impairment of the safety function of the system."}
{"query": "direct inspection hours for ITAAC", "positive": "Figure 2 summarizes the direct inspection hours expended for inspections related to ITAAC since the start of construction at Vogtle Units 3 and 4.", "negative": "The diagram illustrates the growth of renewable energy projects in various sectors."}
{"query": "The Palisades Restart Project involves considerations for assessing environmental effects.", "positive": "The Area of Potential Effects (APE) for the Palisades Restart Project encompasses the immediate vicinity of the facility and any areas that may be impacted by project activities.", "negative": "The recipients of this email include multiple stakeholders who are involved in the review process of the project proposals."}
{"query": "What are the surveillance requirements for maximum surface dose rates of storage casks?", "positive": "SR 3.3.1.1 Verify maximum surface dose rates of STORAGE CASK loaded with a TSC containing fuel assemblies or FBM are within limits.", "negative": "Technical assessments must include evaluations of the seismic stability of storage facilities and their structural integrity under expected environmental conditions."}
{"query": "The historical evidence suggests that earthquakes reaching intensity levels of VII to VIII have been recorded in the region, indicating significant seismic activity over the years.", "positive": "Historical records indicate that the maximum earthquake intensity experienced at the site was the Charleston earthquake of August 21, 1886 with an estimated site surface intensity between VI-VII (MM). The maximum earthquake intensity which has occurred within the region is VII to VIII (MM).", "negative": "There is no evidence of movement along the regional faults since Triassic time or about 180 million years ago. Therefore, it is concluded that there are no identifiable active faults in the region of the site."}
{"query": "What is the impact of gamma radiation on concrete temperature in nuclear reactor bioshields?", "positive": "NUREG/CR-7171 (ML13325B077) and RIL 2021-07 (ML21238A064) contain equations backed by test results that show the cumulative effect of heating due to irradiation. The heating effect from gamma ray irradiation has been determined to be limited to approximately 1.12\u00b0 F of temperature change due to gamma irradiation.", "negative": "In addition, at mid-core height, where peak radiation is expected, thermal concrete expansion might induce additional stress on the steel liner and a finite element model was used to evaluate the radial temperature profile (of the bioshield wall) from heat loads resulting from the reactor vessel temperature under operating conditions."}
{"query": "chemical and volume control system", "positive": "Table 3.3.2-8: Chemical and Volume Control System \u2013 Summary of Aging Management Evaluation outlines various components like heat exchangers, their materials, intended functions, and the aging effects requiring management.", "negative": "The Heat Exchanger (Excess Letdown) Shell Side Components, for instance, are constructed from carbon steel and are intended to serve as a pressure boundary in both closed-cycle cooling water and plant indoor air environments."}
{"query": "The requirements for the minimum cooling time are influenced by the average enrichment of the fuel assemblies.", "positive": "Minimum cooling times for fuel assemblies depend on the average enrichment of uranium-235, designated as wt % 235U (E).", "negative": "The NRC monitors radioactive emissions from nuclear facilities to ensure compliance with health safety standards."}
{"query": "The NRC evaluates the safety and performance of nuclear licensees to ensure compliance with established standards.", "positive": "The Watts Bar Nuclear Plant is required to maintain a valid operating license issued by the NRC, which includes regular safety evaluations and assessments to ensure compliance with regulatory requirements.", "negative": "The cooling system at the plant operates using a closed-loop system that minimizes water usage and environmental impact."}
{"query": "What is a radiological emergency response plan?", "positive": "The Radiological Emergency Response Plan is designed to ensure effective response strategies during radiological emergencies involving nuclear facilities and materials.", "negative": "The report outlines the recent structural upgrades made to the facility, emphasizing the need for enhanced safety and operational efficiency."}
{"query": "nuclear licensing terminology", "positive": "Nuclear licensing is the process by which regulatory authorities grant permission for the operation of nuclear reactors, ensuring compliance with safety standards and regulations.", "negative": "The Division of Safety Systems oversees various aspects of nuclear facility operations, ensuring that safety protocols are followed effectively."}
{"query": "what are surveillance requirements for diesel generators", "positive": "This Surveillance demonstrates that the DG automatically starts and achieves the required voltage and frequency within the specified time (11.4 seconds) from the design basis actuation signal (LOCA signal) and operates for \u2265 5 minutes.", "negative": "The criteria that in \u2264 11.4 seconds the DG achieves \u2265 3750 V and \u2265 58.8 Hz when the DG is started from a standby condition are starting and accelerating design criteria for the DG that are specified to confirm the capability of the DG to recover from a loading transient."}
{"query": "RadICS platform compliance with IEEE guidelines", "positive": "Based on the processes reviewed and observed during the regulatory audit for RadICS logic identification, the NRC staff determined the RadICS platform complies with the guidance of IEEE Std. 7-4.3.2-2003, Clause 5.11 for its platform logic.", "negative": "However, assurance that proper hardware and plant application logic configuration is established and maintained is an activity that must be performed during plant application development and implementation."}
{"query": "What are the electrical requirements for the Technical Support Center regarding power sources?", "positive": "NUREG-0696 [Reference 1] requires that TSC electrical equipment load shall not degrade the capability or reliability of any safety-related power source.", "negative": "The original TSC location was implemented in Revision 15 of the Emergency Plan [Reference 7]. The TSC power supply design included a 480 VAC motor control center (MCC), MCC-2C2-3, which fed the UPS, distribution panelboards, and all 480 VAC loads required for the TSC."}
{"query": "The analysis of unsprayed containment volumes is crucial for assessing potential leakage rates.", "positive": "**Unsprayed Containment Volume**: \n- 3: 5.0000E+05\n- 0\n- 0\n- 0\n- 1\n", "negative": "**Environment**: \n- 2: 0.0000E+00\n- 0\n- 0\n- 0\n- 0"}
{"query": "What is the focus of fire protection inspections in nuclear facilities?", "positive": "The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas:", "negative": "The inspectors reviewed and evaluated the licensed operator examination failure rates for the requalification annual operating exam administered from October 21, 2024, to November 22, 2024, and the biennial written examination completed on November 22, 2024."}
{"query": "What is included in ITAAC related inspections?", "positive": "Inspections of Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) Related Work 08/13/13 (13-017)", "negative": "The NRC requires licensees to develop a comprehensive security plan that includes physical protection, cyber security, and access control measures."}
{"query": "The risk evaluation must consider the contributions from fire events in determining the overall CDF and LERF.", "positive": "- the sum of the CDF contribution for all screened fire compartments is <10% of the estimated total CDF for internal fire events.", "negative": "---------------------"}
{"query": "What is the significance of the safety analysis report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides a detailed analysis of the safety limits, accident analyses, and design features of the plant to demonstrate compliance with regulatory requirements.", "negative": "The ASME code outlines the requirements for the design, fabrication, and inspection of pressure vessels used in various industrial applications."}
{"query": "The program implements measures to monitor and mitigate aging effects on components affected by corrosion and elastomer degradation.", "positive": "The DCPP Open-Cycle Cooling Water System AMP utilizes surveillance and control techniques to manage aging effects caused by elastomer degradation, corrosion, and fouling in components of the ASW System and the CCW heat exchangers.", "negative": "Coatings of the CCW heat exchanger waterboxes and ASW System piping linings are managed under the DCPP Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks AMP (B.2.3.27)."}
{"query": "The NRC mandates that all sample analyses comply with specified standards and procedures.", "positive": "Ra 226/228 Gamma Spec Norm Library Uf/Tn Alpha Spec", "negative": "Please do not dispose of samples until requested."}
{"query": "The analysis of gamma spectrum data provides insights into the identification and quantification of radioactive isotopes.", "positive": "Gamma spectrum analysis is a method used to identify and quantify radioactive isotopes in a sample by measuring the energy and intensity of gamma rays emitted.", "negative": "The sample taken on 8/8/2019 had a size of 7.919E+02 grams and was analyzed to provide detailed safety assessments."}
{"query": "Diesel Generators operation during LOOP events", "positive": "The Diesel Generators would be started 2.1 seconds earlier for a LOOP event if the first level relay did not have a minimum operating time of 2.1 seconds.", "negative": "In conclusion, there is no design requirement to have the Diesel Generators start immediately at 0 volts."}
{"query": "The NRC stipulates that the initial operator licensing process shall adhere to guidelines set forth in NUREG-1021, ensuring thorough evaluations of applicants.", "positive": "These examination materials have been developed in accordance with NUREG-1021, \"Operator Licensing Examination Standards for Power Reactors\", Revision 11.", "negative": "These changes improve examination quality and are in compliance with NUREG-1021, \"Operator Licensing Examination Standards for Power Reactors\", Revision 11."}
{"query": "cracking due to reaction with aggregates", "positive": "If cracking due to expansion and reaction with aggregates was found to be significant, pattern cracking would be expected over most of the surfaces at grade level where the moisture level is higher. This has not been observed.", "negative": "Since cracking due to expansion and reaction with aggregates occurs at a comparatively slow rate, the required five-year inspection frequency and scope of the Structures Monitoring program (B.2.1.33) are determined to be adequate, and no plant-specific AMP is required."}
{"query": "How is the groundwater travel time estimated for radionuclides?", "positive": "The groundwater travel time from the VEGP Unit 4 Auxiliary Building to Mallard Pond has been estimated using a two-dimensional groundwater flow model (SSAR Appendix 2.4B) considering the locations of the effluent holdup tanks, and modeled estimates of hydraulic gradients and hydraulic conductivities of the Water Table aquifer and construction backfill material.", "negative": "An initial screening analysis was performed considering radioactive decay only."}
{"query": "The NRC emphasizes the need for monitoring structural components to manage aging effects effectively.", "positive": "Concrete Elements: Embedments are used for structural support, using Carbon Steel as the material, which requires monitoring due to potential loss of material over time.", "negative": "Water - Flowing indicates an increase in porosity and permeability, leading to loss of strength in various materials."}
{"query": "Americium-241 analysis in nuclear licensing", "positive": "Americium-241 was analyzed with a result of 0.023 pCi/g and an uncertainty of +/-0.0728.", "negative": "The Company, LaCrosseSolutions, is located at 4601 State Hwy 35 and is involved in various environmental assessment projects."}
{"query": "volumetric examination of reactor vessel welds", "positive": "Duke Energy proposes not to perform the ASME Code required volumetric examination of the Oconee Unit 1 reactor vessel full penetration pressure-retaining Examination Category B-A and B-D welds for the fifth inservice inspection, currently scheduled for Fall 2022.", "negative": "The proposed inspection date is consistent with the latest revised implementation plan, OG-10-238."}
{"query": "The application of the Test 3 model was necessary to ensure conservative outcomes when evaluating debris scenarios.", "positive": "To verify that the Test 3 penetration model results in the most conservative output, the Test 3 model was applied to Test 1 and Test 2 conditions.", "negative": "These figures show that use of the Test 3 model results in more fiber penetration than that measured from either of the other tests."}
{"query": "The NRC oversees the licensing process for nuclear reactors to ensure safety and regulatory compliance.", "positive": "The licensing process for nuclear reactors involves comprehensive reviews to assess safety measures and operational standards, as dictated by the Nuclear Regulatory Commission (NRC).", "negative": "Many systems are designed to manage operational efficiencies and financial outcomes without directly addressing safety regulations."}
{"query": "The identification of nuclides plays a crucial role in ensuring safety and compliance in nuclear facilities.", "positive": "| Nuclide Library Used                          |\n|------------------------------------------------|\n| C:\\Canberra\\Apex\\Root\\Dairyland_NPP\\Library\\HOTLAB.NLB |", "negative": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Area | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|-----------|----------------|----------------------|------------------|------------|\n| F 1      | 238.54       | 470       | 485     | 477.55    | 1.03E+02      | 26.65                | 2.40E+02        | 1.86       |"}
{"query": "The storage and use of gasoline must be closely monitored due to its known hazards including toxicity and the potential for explosion.", "positive": "Gasoline is stored in quantities of 6000 gallons at the Lower Alloways Creek Township Buildings, with potential hazards including explosion and flammable vapor cloud.", "negative": "The use of diesel in large quantities, such as 1,000,000 gallons at Hope Creek, presents a separate set of safety considerations, including the risk of explosion."}
{"query": "What are the quality control measures for soil sample analysis in the FSS process?", "positive": "The implementation of quality control measures as referenced by LTP Chapter 5, Section 5.9 and LaCrosseSolutions LC-QA-PN-001, Final Status Survey Quality Assurance Project Plan (QAPP) (Reference 10) includes the collection of a soil sample for \u201csplit sample\u201d analysis on 5% of the soil samples taken in a survey unit with the locations selected at random.", "negative": "The LTP, Section 5.6.4.4 and Table 5-15, specifies that for Class 1 open land survey units, surface scans will be performed on 100% of the surface area in the survey unit."}
{"query": "The NRC is focused on enhancing the safety and efficiency of advanced nuclear technologies.", "positive": "The ADVANCE Act aims to accelerate the deployment of advanced nuclear technology to provide clean energy solutions.", "negative": "The United States Nuclear Regulatory Commission is dedicated to protecting people and the environment."}
{"query": "What are the land requirements for the natural gas combined-cycle alternative at Oconee Station?", "positive": "The NRC staff assumes the natural gas facility would require 130 ac (53 ha) of land.", "negative": "The continued use of developed areas would significantly change the impact on terrestrial resources."}
{"query": "The NRC assesses the structural integrity of components by evaluating stress distributions under various loading conditions.", "positive": "Through-wall stress distribution at Path P5 for PWR pressurizer vessel top head (CE design)", "negative": "The unit of vertical force is represented as 1000 lbs and is indicated with a dark blue color in the legend."}
{"query": "What is the significance of the integrated inspection report for nuclear facilities?", "positive": "The Integrated Inspection Report provides a comprehensive summary of the inspection findings and assessments conducted at the Shearon Harris Nuclear Plant, ensuring compliance with NRC regulations and safety standards.", "negative": "The NRC inspections also assess the environmental impacts of nearby industrial activities unrelated to nuclear power generation."}
{"query": "cold shutdown boron concentration", "positive": "The following boration will result in a C\u2088 in the ACTIVE portion of the RCS which will be higher than the calculated cold shutdown C\u2088.", "negative": "NOTIFY Chemistry to monitor RCS boron concentration at the following sample points: \u2022 RCS hot leg."}
{"query": "pitting and crevice corrosion", "positive": "Loss of material due to pitting and crevice corrosion could occur for stainless steel piping, piping components, piping elements, and tanks exposed to outdoor air. The possibility of pitting and crevice corrosion also extends to components exposed to air which has recently been introduced into buildings, i.e., components near intake vents. Pitting and crevice corrosion is only known to occur in environments containing sufficient halides (primarily chlorides) and in which condensation or deliquescence is possible.", "negative": "Not applicable. During the Unit 1 and Unit 2 sixteenth refueling outages, PG&E replaced the DCPP carbon steel CCP casings with stainless steel casings as summarized in item 3.3-1, 005."}
{"query": "What are offsite power source protective SSC\u2019s in nuclear facilities?", "positive": "Offsite power source protective SSC\u2019s are systems that provide a means to ensure that offsite power supplies remain available to support plant operations in the event of an accident or loss of power situations.", "negative": "The PBAPS Technical Support Center and its associated structures are designed to provide operational support during nuclear safety events, ensuring that staff can respond effectively."}
{"query": "The process of obtaining and maintaining a nuclear license involves several technical reviews and safety evaluations.", "positive": "Regulatory processes for nuclear licensing often require detailed safety analyses and documentation to ensure compliance with safety standards.", "negative": "The design features of the reactor include advanced control systems and redundant safety measures, which enhance operational reliability."}
{"query": "The reported hours detail the distribution of wind conditions, showing varying speeds observed at different wind directions.", "positive": "Joint Frequency Distribution of Wind Speed, Wind Direction, and Atmospheric Stability at Clinton Power Station Facility provides a comprehensive overview of meteorological conditions affecting the site, including specific data on wind levels and stability categories.", "negative": "The Nuclear Regulatory Commission mandates that all facilities maintain a high level of operational efficiency and safety compliance, ensuring that all regulations are met throughout their operational lifetime."}
{"query": "The process of obtaining a nuclear license involves detailed documentation and regulatory review to ensure safety standards are met.", "positive": "The process for licensing a nuclear reactor encompasses thorough safety evaluations, technical assessments, and regulatory approvals mandated by the NRC.", "negative": "The development of advanced reactor technologies continues to evolve, focusing on improving efficiency and sustainability in energy production."}
{"query": "The USFWS has identified various species as endangered, highlighting the need for conservation efforts.", "positive": "The Mexican wolf, Canis lupus baileyi, is listed as an endangered species and is part of the conservation efforts in McKinley County.", "negative": "The Colorado Pikeminnow, Ptychocheilus lucius, is a fish species that has been studied for its role in the aquatic ecosystem."}
{"query": "What is a Human Reliability Analysis in the context of nuclear safety?", "positive": "Human Reliability Analysis (HRA) is conducted to evaluate the reliability of human actions within the context of safety and risk assessments for nuclear facilities.", "negative": "The resolution for issue CF-B1 indicates that there is no objection to the proposed changes without necessitating further action."}
{"query": "The phenomenon of dish filling impacts the fuel rod's free volume and internal pressure predictions during high power operations.", "positive": "After pellet-cladding contact, fuel creep plays a major role in the axial mechanical interaction between cladding and pellet. During power transients, fuel creep contributes to reduced or increased cladding radial strain depending on the pellet design and conditions.", "negative": "The dish filling model is calibrated from ceramography on axial cross-sections that allow the observation and measurement of changes in dish geometry after irradiation."}
{"query": "What is the purpose of the Containment Air Release and Addition System?", "positive": "The Containment Air Release and Addition System is utilized to maintain the Containment pressure between the Technical Specification limits of -0.3 and +0.3 psig.", "negative": "Pressure decreases in the Containment can be the result of unit shutdown."}
{"query": "NAC-MPC SYSTEM operations and regulatory requirements", "positive": "The NAC-MPC SYSTEM does not create any radioactive materials or have any radioactive waste treatment systems. Therefore, specific operating procedures for the control of radioactive effluents are not required.", "negative": "An annual report shall be submitted pursuant to 10 CFR 72.44(d)(3) or 10 CFR 50.36(a)."}
{"query": "The meters utilized in the evaporation tanks serve as pressure transducers responsible for monitoring water levels.", "positive": "The level meters in the tanks are pressure transducers which will be used to monitor and control the water level in each tank.", "negative": "Confined space regulations in 10 CFR 1910.146 and 10 CFR 1926 and LM confined space requirements will be followed to ensure safe entry."}
{"query": "The topical report provides a rationale for the specific fuel design while meeting regulatory acceptance criteria established for various reactor types.", "positive": "The GAIA Mechanical Design topical report (ANP-10342, Reference 1) defines the GAIA fuel design and addresses the Acceptance Criteria established in Section 4.2 of the Standard Review Plan (NUREG-0800, Reference 3). ANP-10342 is explicitly NRC-approved for use in all Westinghouse 3-loop and 4-loop 17x17 reactors; therefore, it is applicable to the fuel transition at Byron and Braidwood Units 1 and 2.", "negative": "Per Section 4.0 of the SER, there are a total of four (4) L&Cs. Based on the assessments in Table 4-5, all the L&Cs are met for the fuel transition at Byron and Braidwood Units 1 and 2."}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) is a critical parameter in assessing the sensitivity of radiological measurements and indicates the lowest concentration of a nuclide that can be reliably detected above background levels.", "negative": "The peak locate performed on channel 100 indicates various unidentified energy levels present during the assessment of nuclear safety systems."}
{"query": "What is an integrity testing unit in emission factors?", "positive": "Integrity testing unit  | 0.3149  | 4.8867    | 2.3447 | 0.3428 | 0.1613| 535.8", "negative": "The front end loader is a popular piece of construction equipment, known for its versatility in handling materials."}
{"query": "The Petitioners challenge the effectiveness of the environmental reviews related to natural disasters such as earthquakes on nuclear plant safety.", "positive": "Specifically, the Petitioners state that these issues include the generic findings regarding the environmental impacts of both design-basis accidents and severe accidents, including accidents caused by or contributed to by earthquakes.", "negative": "A waiver from Table B-1 is required to litigate these issues in this proceeding."}
{"query": "The activity levels of various nuclides are expressed in pCi/grams, which is essential for ensuring regulatory compliance.", "positive": "The activity (pCi/grams) of nuclides such as EU-152 and EU-153 is critical for evaluations related to safety and environmental impact.", "negative": "The energy measurements of specific isotopes like BI-214 are recorded in keV to assess their characteristics."}
{"query": "What is the purpose of the HRA in nuclear safety assessments?", "positive": "Human Reliability Analysis (HRA) is an important element in the overall safety assessment of a nuclear power plant, helping to evaluate, mitigate, and manage human error risks in the plant's operation and maintenance activities.", "negative": "The NRC requires that all licensees maintain adequate training programs for their staff to ensure compliance with regulatory standards."}
{"query": "nuclear licensing requirements", "positive": "The regulatory requirements for nuclear licensing include a comprehensive assessment of safety, environmental impact, and financial qualifications of the applicant.", "negative": "In the event of a system failure, immediate actions must be taken to ensure the safety of personnel and surrounding areas."}
{"query": "The regulatory framework mandates that various dose locations must be monitored and reported accurately.", "positive": "The calculated dose values at different locations are essential for ensuring compliance with safety standards.", "negative": "Locations are determined based on various control parameters that ensure optimal functioning of the reactor."}
{"query": "What does Risk-Informed Decision-Making mean in nuclear regulations?", "positive": "The term Risk-Informed Decision-Making (RIDM) refers to an approach that incorporates risk assessment into the decision-making process to enhance safety and efficiency in regulatory practices.", "negative": "The Safety Evaluation Report (SER) is crucial for assessing the overall safety of nuclear facilities and ensuring compliance with established regulations."}
{"query": "The NRC outlines specific geographical coordinates for the reactor containment locations in the technical documents.", "positive": "11715-FM-1B Machine Location: Reactor Containment, Plan, Elevation 262\"-10\", Unit 1", "negative": "12050-FM-1C Machine Location: Reactor Containment, Plan, Elevation 241\"-0\", Unit 2"}
{"query": "What is the COBRA-FLX heat flux correlation?", "positive": "The COBRA-FLX is designed to provide a more accurate representation of critical heat flux conditions in nuclear reactor conditions based on advanced modeling approaches.", "negative": "The test assembly conditions are crucial in determining the operational limits of the reactor and ensuring compliance with safety regulations."}
{"query": "What does GSI-191 address in relation to PWR containment sump strainer performance?", "positive": "GSI-191 identifies the possibility that debris generated during a LOCA could clog the containment sump strainers in pressurized water reactors (PWRs) and result in loss of net positive suction head (NPSH) for the ECCS and containment spray system (CSS) pumps, impeding the flow of water from the sump.", "negative": "Compensatory and mitigative measures have been implemented in response to Bulletin 2003-01 (Reference 4) and GL 2004-02 (Reference 1) to address the potential for sump strainer clogging and related GSI-191 concerns."}
{"query": "population dose reduction in nuclear safety analysis", "positive": "Considering additional plant improvements since the initial license renewal, this dose reduction factor remains valid for the subsequent licensing term.", "negative": "According to NEI 17-04, Rev. 1, Section 2.1 (NEI 2019b), population growth is considered new information, but not necessarily significant for the Stage 1 analysis."}
{"query": "Adjust the letdown control valve to maintain the correct pressure in the system.", "positive": "ADJUST 1-HIC-62-81A, LETDOWN PRESS CONTROL, for desired press, (320 psig at normal letdown temp), and PLACE in AUTO.", "negative": "OPEN letdown orifices as needed: - 1-FCV-62-72, (45 gpm) - 1-FCV-62-73, (75 gpm) - 1-FCV-62-74, (75 gpm) - 1-FCV-62-76, (5 gpm)"}
{"query": "What is man-rem in the context of nuclear operations?", "positive": "The table provides data on the man-rem per unit for nuclear reactors, indicating the radiation exposure experienced by workers during operation.", "negative": "The NRC requires detailed reporting of all operational anomalies found during routine inspections."}
{"query": "What are the requirements for neutron absorber materials in nuclear reactors?", "positive": "Minimum \\(^{10}B\\) loading in the neutron absorber material includes specific effective areal densities for various neutron absorber types, such as borated aluminum alloy and borated MMC, which are required to control criticality within PWR and BWR systems.", "negative": "The licensee shall ensure that fuel oxidation and the resultant consequences are precluded during canister loading and unloading operations."}
{"query": "aging management program for structural materials", "positive": "Aging Management Program | Structures Monitoring Program", "negative": "Concrete (Inaccessible Areas): All | Direct Flow Fire Barrier | Concrete | Buried (Structural) (Ext) | Cracking | Structures Monitoring Program"}
{"query": "What is the significance of the no-solo restriction for SRO licenses in nuclear operations?", "positive": "As written, the current no-solo restriction requires another licensed operator to be in view only when the restricted operator actually manipulates a control (i.e., that small subset of apparatus and mechanisms that directly affect reactivity or power) while in the control room or out in the plant; at all other times while performing SRO licensed duties, another SRO would have to be present on site.", "negative": "When the Operator Licensing Program Office last revised the wording of the \u201cno-solo\u201d license restriction, we tried to minimize the impact that it would have on the facilities and the individuals involved by distinguishing between those activities that require a license per 10 CFR 50.54 (i.e., manipulation of the controls that directly affect reactivity or power) and those that, with the knowledge and consent of a licensed operator or senior operator, can be performed by non-licensed personnel (i.e., apparatus and mechanisms other than controls that may affect reactivity or power)."}
{"query": "battery backed IDS bus", "positive": "During a reactor trip or during the period operators are responding to a reactor trip using reactor trip response procedures, was power lost to any battery backed IDS (Class 1E DC and UPS System) bus (e.g., IDSA-DD-1, IDSA-EA-1, IDSC-EA-3)?", "negative": "The current question about receiving a safety injection signal (NEI 99-02, Rev. 7, page 21, line 35) should be modified to add a note indicating this question does not apply to the AP1000:"}
{"query": "What are the design considerations for containment isolation valves in the BWRX-300?", "positive": "The capability of CIVs to perform their design-based functions is safety significant because it provides assurance that the containment of the BWRX-300 can be safely isolated and can prevent a radioactive release that exceeds regulatory requirements to the environment.", "negative": "GEH also stated that a complete description of compliance with SRP Section 3.6.2 and the associated BTP 3-4, using many of the assumptions from ESBWR DCD Section 3.6.1.1 to determine the appropriate protection requirements for protection against dynamic effects, will be provided in future licensing activities."}
{"query": "SCS runoff curve number", "positive": "The SCS runoff curve number for all subbasins is 98.", "negative": "The table lists various subbasins along with their area in square miles and lag times in minutes."}
{"query": "safety related equipment power supply", "positive": "Provide power to safety related equipment.", "negative": "3 separate and independent diesel generators and associated day tanks, 1 common fuel storage system, 2 fuel transfer pumps, piping, and associated instruments and controls."}
{"query": "What is the review process for the Emergency Plan?", "positive": "The Emergency Plan and EPIPs will be reviewed on an annual basis and updated as necessary. Updates will take into account needed changes identified by drills and exercises. Management controls will be implemented for evaluation and correction of review findings.", "negative": "Due to the local relationships and the advancement of technology, the quarterly emergency telephone directory review is being changed to a semi-annual review."}
{"query": "steam generator tube inspections", "positive": "The purpose of the meeting was for the NRC staff to provide feedback on their review findings regarding traveler TSTF-577, \"Revised Frequencies for Steam Generator Tube Inspections\" (Agencywide Documents Access and Management System (ADAMS) Accession No. ML20160359).", "negative": "No members of the public had comments."}
{"query": "What are the reporting requirements for whole body radiation exposure?", "positive": "Whole body dose greater than 0.25 Sv (25 rems) is subject to immediate telephone notification and requires a written report within 30 days, as stipulated by 10 CFR 20.2202(a)(1)(i).", "negative": "Licensees should note that the list is incomplete in that not all potentially applicable requirements have been included."}
{"query": "The tolerances for the Division I and II degraded voltage relays are defined in Input 4.5.2 and can be found in Section 8.4 and Figures 5 through 10.", "positive": "The existing upper Allowable Value (AV) for the Division I & II voltage setting of the Loss of Voltage relays is 97 volts.", "negative": "The NRC considers multiple factors in the design of nuclear reactors to ensure both safety and efficiency, focusing on equipment reliability and system redundancy."}
{"query": "The assessment considers potential flood risks from dam failures that are closely located to the plant site.", "positive": "Reservoirs selected for inclusion in the dam breach analysis are chosen based on volume of water stored and distance from the new plant.", "negative": "The Delaware River is tidally influenced at the PSEG Site, therefore the 10 percent exceedance high tide is included in the results."}
{"query": "The requested change involves using lead test assemblies to demonstrate how accident-tolerant fuel behaves under operational conditions.", "positive": "The proposed amendment and exemptions allow for the use of lead test assemblies (LTAs) to demonstrate operating characteristics for accident-tolerant fuel.", "negative": "SNC requests approval of the proposed amendment and exemptions by July 22, 2023 to support fuel receipt for the fall 2023 Unit 2 refueling outage."}
{"query": "6.9kV AC distribution system", "positive": "The 6.9kV AC Distribution System is critical for supplying electrical power to various components and systems within the facility; it connects to multiple switchboards and generators to manage power distribution efficiently.", "negative": "The generator has a capacity of 27 MVA and serves various units through its defined connections without compromising the operational integrity of the system."}
{"query": "northern long-eared bat habitat loss", "positive": "In its final rule listing the northern long-eared bat (80 FR 17974-TN4216), the FWS identifies forest conversion and forest modification as two of the most common causes of habitat loss.", "negative": "Most vehicle activity would occur during daylight hours when bats are less active."}
{"query": "What are the procedures for performing leak tests in radiation safety programs?", "positive": "Leak tests will be performed at intervals approved by the NRC or an Agreement State and specified in the SSD registration certificate. Leak tests will be performed by an organization licensed by the NRC or an Agreement State to provide leak testing services to other licensees; or using a leak test sample collection kit supplied by an organization licensed by the NRC or an Agreement State to provide leak test kits and/or sample analysis services to other licensees and according to the kit supplier\u2019s instructions. Records of leak test results will be maintained.", "negative": "We will implement and maintain procedures for routine maintenance of our gauges according to each manufacturer\u2019s or distributor\u2019s written recommendations and instructions."}
{"query": "What are the PM\u2081\u2080 emissions estimated for heavy construction activities?", "positive": "Heavy Construction Operations (AP-42) present PM\u2081\u2080 emissions with various activities showing specific emission factors and totals, such as 0.84 tons per year for site preparation and 3.15 tons per year for well field and roads preparation.", "negative": "The Cementing unit has an emission factor of 6.57 lb/VNM and an estimated PM\u2081\u2080 emissions of 0.66 tons per year based on 1,800 operating days, with a maximum distance traveled of 0.5 miles per day."}
{"query": "What is the function of DC power systems in nuclear safety?", "positive": "The 250 VDC Auxiliary Power System supplies power for backup lighting and the larger DC motor loads such as the turbine emergency bearing oil pump and the generator seal oil backup pump. The 250 VDC System is not essential for a safe shutdown of the reactor.", "negative": "A system is provided by which all safety related Onsite Power System equipment is identified according to the particular safety channel or train that it is associated with. A color coding method is implemented with four basic colors."}
{"query": "What are the requirements for snubber systems in nuclear plants?", "positive": "PLANT SYSTEMS BASES SNUBBERS document the requirements and performance criteria for snubber systems used in nuclear plant safety systems.", "negative": "ELECTRICAL POWER BASES EMERGENCY SWITCHGEAR ROOM COOLING outlines protocols for maintaining optimal temperature in emergency equipment areas."}
{"query": "The performance of the CHANNEL CHECK and other tests is necessary to ensure the reactor trip system measures correctly.", "positive": "Each reactor trip system instrumentation channel shall be demonstrated OPERABLE by the performance of the CHANNEL CHECK, CHANNEL CALIBRATION, and CHANNEL FUNCTIONAL TEST operations at the frequencies specified in the Surveillance Frequency Control Program unless otherwise noted in Table 4.3-1.", "negative": "As shown in Table 3.3-1."}
{"query": "The NRC's guidelines indicate that materials in critical components can degrade over time due to environmental factors such as neutron flux.", "positive": "Cracking due to SCC", "negative": "Material and environmental factors can significantly impact the performance of structural components within reactor systems."}
{"query": "What is the purpose of revising procedures in regulatory licensing?", "positive": "JPM revised for procedure revision.", "negative": "(Previous version was labeled Rev 12) JPM revised for procedure revision."}
{"query": "risk assessment in nuclear licensing", "positive": "Risk assessments are conducted to identify potential hazards and evaluate the safety protocols in place for operating nuclear facilities.", "negative": "The cooling system design relies on advanced computational models to ensure efficiency and accuracy during operations."}
{"query": "probabilistic risk assessment in nuclear licensing", "positive": "NRC Regulatory Guide 1.174 provides a structured framework for using probabilistic risk assessment in risk-informed decisions on plant-specific changes to the licensing basis.", "negative": "NUMARC 93-01 outlines the importance of monitoring maintenance effectiveness at nuclear power plants to ensure operational reliability and safety."}
{"query": "license amendment requirements", "positive": "Section 50.92 says that the requirements for initial licenses are -- apply here, apply to license amendments.", "negative": "You know, we from this table, we attended public meetings. And so, we formulated our"}
{"query": "The NRC emphasizes the need for assessing the structural integrity of components in the auxiliary feedwater system.", "positive": "Pump Casing (Aux Feedwater Hydrazine Injection Pumps) | Structural Integrity (attached) | Stainless Steel | Demineralized Water (Int) | Loss of Material               | Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19)  | VIII.G.SP-87   | 3.4-1, 016   | A     |", "negative": "The auxiliary feedwater system operates under various environmental conditions that could impact its performance and safety."}
{"query": "The design and analysis of support structures such as ice condensers are critical for maintaining safety during reactor operations.", "positive": "Figure 6-135. Four Loop Ice Condenser Lower Support Structure General Assembly", "negative": "Figure 6-147. Test Ice Bed Compaction Versus Ice Bed Height."}
{"query": "What is a high pressure injection system in nuclear reactors?", "positive": "High pressure injection systems are designed to inject water into the reactor core during an emergency to ensure cooling and to maintain safe operating conditions.", "negative": "The inspectors verified licensee performance indicators submittals listed below."}
{"query": "What is the maximum core thermal power evaluated for safety in nuclear plants?", "positive": "The maximum core thermal power evaluated for safety considerations in the safety analysis report (SAR): 2900 MWt.", "negative": "The methods and parameters used in estimating the source terms in the primary coolant are the same as those given in Regulatory Guide 1.BB."}
{"query": "psychosocial health effects in nuclear facility operations", "positive": "Although the NRC acknowledges the existence of psychosocial health effects arising from nuclear facility operations, this attribute is unlikely to influence the results of most cost-benefit analyses that it performs.", "negative": "The value of an injury should include medical costs and the value of lost production (Regulatory Working Group, 1996 [Section 5])."}
{"query": "The operator must respond to alarms regarding the Diesel Generator's lube oil pressure levels and take proper actions if the alarms persist.", "positive": "Crew should recognize low Lube Oil pressure Annunciator with the Diesel continuing to operate and enter ARI 198-B.", "negative": "The corrective actions listed must adhere to the established operational protocols and ensure safety compliance during testing."}
{"query": "What is Loss of Excitation in nuclear reactors?", "positive": "Loss of Excitation is a condition that occurs when the electrical supply to a synchronous generator's rotor is disrupted, leading to a loss of electromagnetic forces necessary for generating power.", "negative": "Turbine Underfrequency is a protective function that triggers actions when the frequency of the turbine falls below a specified threshold."}
{"query": "What is the impact of loss of dc control power on the Reactor Protection System?", "positive": "Loss of dc control power will impair the ability of the Reactor Protection System (RPS) to perform its safety function, potentially leading to unsafe reactor conditions if not mitigated through appropriate procedures.", "negative": "The examination tests cover various aspects of reactor operations and safety protocols, with a focus on maintaining high standards of performance and readiness during operations."}
{"query": "What are the primary nuclides identified in the reactor analysis report?", "positive": "| Nuclide | Id    | Energy (keV) | Yield (%) | Activity (pCi/M\u00b2) | Activity Uncertainty     |\n|---------|-------|--------------|-----------|--------------------|--------------------------|\n| K-40    | 0.986 | 1460.81*     | 10.67     | 3.09315E+006       | 4.89292E+005            |\n| CS-137  | 0.998 | 661.65*      | 85.12     | 2.07401E+005       | 4.03258E+004            |", "negative": "The reactor cooling system operates continuously to maintain appropriate temperatures within the core, preventing overheating and potential failure."}
{"query": "safety injection pumps", "positive": "Pump Casing (Safety Injection Pumps)     | Pressure Boundary      | Cast Austenitic Stainless Steel   | Treated Borated Water >60\u00b0C (140\u00b0F) (Int) | Cracking                        | Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19)         | V.D1.E-12       | 3.2-1        | 020   | A     |", "negative": "Tank (Accumulator Tanks)                 | Pressure Boundary      | Carbon Steel with Stainless Steel Cladding | Dry Gas (Int)                  | None                              | V.F.EP-22                                                            | 3.2-1           | 063          | C     |"}
{"query": "There are no changes needed to the License Renewal Application following these inquiries.", "positive": "No updates to the LRA are required as a result of these responses.", "negative": "The committee discussed various safety measures during the meeting."}
{"query": "What is the significance of MDC in nuclear sample testing?", "positive": "The Minimum Detectable Concentration (MDC) is a critical parameter in the evaluation of nuclear samples, serving as the threshold level for determining whether an analyte can be reliably detected above background levels.", "negative": "The table lists various Client IDs associated with the samples collected during testing."}
{"query": "What is the purpose of the proposed License Amendment (LAR) in nuclear regulation?", "positive": "The proposed LAR should demonstrate a sound technical justification and/or undue hardship or unusual difficulty, the requested amendment poses minimal safety risk, acceptable plant-specific containment performance, including a plant-specific risk-informed analysis, and that containment does not have a history of significant degradation issues.", "negative": "Results from testing performed since approval of the prior LAR will be added."}
{"query": "head forging material specifications", "positive": "Head Forging Material (e.g., SA-508 Grade 3, Class 1, SA-788, ASTM E208-91, ASTM A-275)", "negative": "Record Background Information, Review Material Specifications and ASTM Standards"}
{"query": "generic fundamentals", "positive": "The NRC staff compared K 5.30, K 5.31, and K 5.32 on Page 3.4-10 to Section 6 of the report, which contains the reactor theory K/As that are used to develop content for generic fundamentals exams.", "negative": "Starting with K1.02 the values in our submittal are different through K1.36."}
{"query": "fire protection system", "positive": "Fire Barriers (Concrete Curbs) | Fire Barrier | Reinforced Concrete | Air - Indoor, Uncontrolled (External) | Cracking | Structures Monitoring (B.2.1.33) | Fire Protection (B.2.1.15)", "negative": "The aging management program includes regular inspections and monitoring to ensure the structures remain fit for service and comply with safety standards."}
{"query": "The inspector should evaluate the effectiveness of the RVHRP inspections to ensure compliance with safety standards.", "positive": "The total resources required for RVHRP inspection using IP 71007 is estimated to be 425 direct inspection hours.", "negative": "The ASME Boiler & Pressure Vessel Code provides guidelines essential for maintaining safety standards in nuclear facility components."}
{"query": "The NRC's regulations mandate that a comprehensive analysis of cost implications must be included in regulatory filings.", "positive": "The NRC requires licensees to incorporate financial costs and benefits into their evaluation process as part of regulatory compliance.", "negative": "The NRC's commitment to transparency in the regulatory process is critical for maintaining public trust and ensures stakeholders are informed."}
{"query": "What is the purpose of a groundwater drainage sump pump in nuclear safety?", "positive": "This system is safety related because it protects a Category I seismic structure. Therefore, the groundwater sump pumps and their associated discharge valves are classified Safety Class 3 denoted in Table 3-4.", "negative": "The Diesel Generator Crankcase Vacuum System is designed to reduce the concentration of combustible gases in the crankcase."}
{"query": "What are the implications of acetone migration in environmental assessments?", "positive": "While acetone and MEK can accumulate in relatively high concentrations in areas meeting the criteria just discussed, the authors have never observed its migration beyond 50 meters from the treated area (Mueller, Moreno, Przepiora, Thompson, & Majer, 2011).", "negative": "At other sites, the similar production of these compounds should rapidly decline with time and attenuate within a short distance downgradient."}
{"query": "The NRC mandates that a comprehensive steam dryer inspection strategy be developed in accordance with prior industry insights to ensure operational safety.", "positive": "Long term inspections recommended for aging management of the RSDs have been specified by GEH in GE-Hitachi Nuclear Energy Report No. 007N4785 - Revision 0, \u201cBrowns Ferry Nuclear Station (BFNS) - Recommendations for Future Inspections - Replacement Steam Dryer,\u201d dated November 2022, which was subsequently submitted to the NRC (Letter from TVA to NRC, \u201cLong Term Steam Dryer Inspection Plan,\u201d dated January 20, 2023) pursuant to Unit 1 Operating License Condition 2.C(18)(i), Unit 2 Operating License Condition 2.C(18)(i), and Unit 3 Operating License Condition 2.C(14)(g) which required that a long term steam dryer inspection plan be submitted based on industry operating experience.", "negative": "The Browns Ferry Nuclear Station is subject to various operational requirements to maintain efficient performance and oversight of safety protocols within its reactor processes."}
{"query": "The NRC mandates that certain pumps undergo testing to ensure they can operate within specified flow rates during emergency conditions.", "positive": "Comprehensive pump tests are performed biennially for all pumps in the Inservice Testing Program. Comprehensive pump test flow rates have been established which effectively detect mechanical and hydraulic degradation during subsequent testing.", "negative": "Pump Periodic Verification Tests (PPVT's) are performed biennially to verify that certain applicable pumps can meet the required (differential or discharge) pressure as applicable, at its highest design basis accident flow rate."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of steps that must be completed to obtain permission from regulatory bodies to operate a nuclear facility, ensuring compliance with safety and environmental standards.", "negative": "The primary function of a reactor coolant pump is to circulate coolant within the reactor to maintain safe operating temperatures and prevent overheating."}
{"query": "Framatome considers certain types of information to be proprietary as they can provide a competitive edge.", "positive": "The information includes test data or analytical techniques concerning a process, methodology, or component, the application of which results in a competitive advantage for Framatome.", "negative": "Framatome policy requires that proprietary information be kept in a secured file or area and distributed on a need-to-know basis."}
{"query": "What is the significance of subtracted area in radiation measurement?", "positive": "The Subtracted Area is the difference between the Original Area of a peak and the Ambient Background, accounting for any necessary corrections due to background radiation.", "negative": "The Original Area is calculated before any adjustments for background radiation are applied."}
{"query": "The NRC mandates that the integrity of containment structures must be regularly confirmed through a defined inspection process every five years, as stated in 10CFR50.55a.", "positive": "Continuing containment structural integrity is verified through regular examinations and tests performed at intervals of 5 years in accordance with the requirements of USNRC Regulation 10CFR50.55a (Reference 6.1) and, by reference therein, ASME Section XI, Subsection IWL (Reference 6.2).", "negative": "Laboratory analysis of corrosion protection medium samples to determine absorbed water content, concentration of corrosive ions and reserve alkalinity."}
{"query": "inoperable battery in nuclear systems", "positive": "An inoperable Division I or II DC battery would require entry into Condition B (inoperable subsystem for reasons other than Condition A \u2013 see below).", "negative": "RBS TS do not include a specific Condition for an inoperable battery."}
{"query": "reasonable accommodation in NRC meetings", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "Link to meeting details: https://www.nrc.gov/pmns/mtg?do=details&Code=20200940"}
{"query": "What is the purpose of the ASME Section XI, Subsection IWL AMP in nuclear licensing?", "positive": "Therefore, the DCPP ASME Section XI, Subsection IWL AMP has been effective in ensuring that the DCPP concrete containment will continue to operate within its licensing basis.", "negative": "The most recent Unit 1 and 2 IWL inspections were completed in December 2021."}
{"query": "Critical Safety Functions monitoring", "positive": "The crew is monitoring the Critical Safety Functions.", "negative": "The following parameters are observed: Containment Pressure is 5.8 psig, Power Range NI is 2.1% with an IR SUR of (+) 0.1 DPM, RCS Subcooling is (-) 15 \u00baF, ALL RCPs are stopped."}
{"query": "What are the characteristics and measurements associated with nuclides?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|--------------|--------------|-----------|----------------------|-------------------------|-----------------------|", "negative": "The NRC requires licensees to submit detailed reports on emergency preparedness and response plans to ensure public safety."}
{"query": "What are the Chemistry Factors for reactor vessel materials?", "positive": "Initial NTRT \u00b0F and fluence values are critical for determining the material properties and performance of the reactor vessel during its operational life, as shown in Table 4.2.2-1 for DCPP Unit 1.", "negative": "The NRC requires all reactor licensees to submit safety evaluations, which include an assessment of potential hazards and proposed corrective actions."}
{"query": "negative heat transfer coefficients", "positive": "It is significant that within the first 18.2 seconds of FLECHT run 9573, \u201cnegative heat transfer coefficients\u201d were observed at the bundle midplane for 5 thermocouples; i.e., more heat was transferred into the bundle midplane than was removed from that location.", "negative": "Additionally, the exothermic oxidation reaction of the Zircaloy heated a mixture of steam and hydrogen, and entrained water droplets."}
{"query": "What are the acceptance criteria for emergency core cooling systems in nuclear reactors?", "positive": "(1) amend its regulations in 10 CFR 50.46, \u201cAcceptance Criteria for Emergency Core Cooling Systems for Light-Water Nuclear Power Reactors,\u201d to require that the calculated maximum fuel element cladding temperature not exceed a limit based on data from cited experiments, rather than the limit of 2,200 degrees Fahrenheit (F) specified in 10 CFR 50.46(b)(1);", "negative": "In your petitions, you asserted that data from multi-rod (assembly) severe fuel damage experiments indicate that specific aspects of the NRC\u2019s regulations and associated regulatory guidance pertaining to emergency core cooling system (ECCS) acceptance criteria and evaluation models are not conservative and that additional regulations are needed."}
{"query": "fire risk mitigation in nuclear facilities", "positive": "Evaluate. This SAMA is considered to limit fuel oil fires as initiating events in the diesel areas, which was estimated for Dresden by setting the initiating event frequencies of the EDG compartments to zero.", "negative": "Install additional physical barriers to limit dispersion of fuel oil from diesel generator rooms."}
{"query": "What is the definition of Class I structures in nuclear safety?", "positive": "Class I structures, systems and components are those whose failure could cause significant release of radioactivity or which are vital to a safe shutdown of the plant under normal or accident conditions and to the removal of decay and sensible heat from the reactor.", "negative": "Utilities are expected to have the baseline assumptions, analyses, and related information used in their coping evaluations available for NRC review."}
{"query": "The evaluation of the inspection results should adhere to the guidelines outlined in ASME standards.", "positive": "The results of inspection ASME CC 368 should be in accordance with the criteria in the subparagraph 72.1, if the anomalies are present, as described in ASME CC 368.", "negative": "The staff does not agree with this comment. The staff believes that the differences in the management of the projects are adequately covered in the RG."}
{"query": "What does renewal in entirety mean in the context of nuclear licensing?", "positive": "Renewal In Entirety means that based on the review of the application, the inspection history, the current license, or a significant change in the applicable regulations, the preparation of a total license revision is warranted. An example is a license that has been amended numerous times since the last renewal, such that the scope of the program has changed.", "negative": "This procedure defines that licenses are renewed in entirety. Timely and untimely applications for renewal are also discussed."}
{"query": "What are the proposed changes in the licensing amendment application?", "positive": "The proposed changes have been reviewed and approved by the DNPS Plant Operations Review Committee in accordance with the requirements of the CEG Quality Assurance Program.", "negative": "Attachment 6 provides the proposed License Condition wording for each unit's renewed facility operating license."}
{"query": "The NRC mandates that measurements must accurately reflect the concentration of radioactive isotopes in environmental samples.", "positive": "Minimum Detectable Concentration (MDC) is a critical value in radiological assessments that determines the lowest quantity of radioactive material that can be reliably detected in a sample.", "negative": "The project involved the restoration of the LaCrosse site, ensuring compliance with environmental standards set forth."}
{"query": "What is a tracer peak centroid in nuclear sample analysis?", "positive": "The tracer peak centroid for sample 485191028 (L1-010-105-AJGS-007-SB) is greater than 50 keV from the expected library energy value for the tracer; however, the tracer yield requirement was met and the tracer peak is within the tracer region of interest.", "negative": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "What is the failure probability for isolation valve operation?", "positive": "Failure Probability (demand) (Note 3) for valve SW-X7D-WI is 3.63E-04 when positioned at 'Open' during a LOCA.", "negative": "The Main Steam Loop D is comprised of various components that operate under high pressure and temperature conditions."}
{"query": "The NRC evaluates mass and energy release characteristics during cooling system accident scenarios.", "positive": "Containment backpressure affects mass and energy release rates during the reflood and post-reflood phases.", "negative": "The alignment of the ND system to the sump will be performed first, then the NI and NV systems follow."}
{"query": "What is a net peak area in nuclear measurements?", "positive": "Net Peak Area is defined as the area under the peak in a radiation spectrum, which represents the net count of emitted radiation from a specific energy level after accounting for background counts.", "negative": "The FWHM value indicates the full width of the peak at half its maximum height, which provides insight into the resolution of the measurement system."}
{"query": "nuclear device registration", "positive": "NRC Device Key: 719665 (Internal Control Number) Distributor/Distributed By: Thermo Process Instruments, L.P Distributor License Number: L03524 Manufacturer name: THERMO MEASURTECH Device Model (Not Source Model): 5197 Device Serial Number: B1483 Transfer Date: 11/15/1981", "negative": "The radioactive isotope Cs137 has an activity level of 100 mCi."}
{"query": "What are the operational parameters that need to be recorded during the core unloading process?", "positive": "- Unit 1 is currently in MODE 6 with fuel offload in progress", "negative": "After identifying the appropriate procedure for the task, the examinee may be given the procedure (as applicable) and told the steps with which to begin."}
{"query": "COBRA-FLX correlation", "positive": "COBRA-FLX is a thermal-hydraulic analysis code developed to provide a comprehensive methodology for assessing critical heat flux in nuclear reactors, utilizing the ORFEO-HMP correlation for accuracy in different operational conditions.", "negative": "Figure 7-2 illustrates the relationship between mixture quality (M/P) and pressure, capturing the defining and validation data sets for various thermal-hydraulic scenarios not explicitly related to COBRA-FLX."}
{"query": "The report includes a detailed nuclide MDA (Minimum Detectable Activity) for various isotopes detectability under specific conditions.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|-------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 1.97E+00             | 5.99E-01                | 5.99E-01             |", "negative": "The activity is presented in terms of counts per second with no relation to specific nuclides or their detection limits."}
{"query": "SVEA-96 Optima3 transient validation", "positive": "SVEA-96 Optima3 transient validation for bottom peaked power profile, measured temperature vs minimum CPR simulated.", "negative": "WCAP-16747-NP Appendices are crucial for understanding the administrative framework of the regulatory submissions."}
{"query": "What are the safety mechanisms in place for the steam lines in the containment?", "positive": "Each 32-inch main steam line is isolated by an automatically tripped, normally open swing-check valve installed in the direction to prevent flow out of the containment.", "negative": "The piping inside the containment from the penetration to the component is run so that it is protected from potential missiles generated as a result of an accident."}
{"query": "The NRC monitors the presence of Nickel-63 in waste materials...", "positive": "Nickel-63                        | U         | 0.256  | +/-1.02     | 1.75 | 5.00 | pCi/g  |     | TXJ1    |     | 08/09/19     | 1315  | 189273 12  ", "negative": "The report also contains detailed preparation methods for soil samples used in the analysis."}
{"query": "CTU-4 Free Drop Test", "positive": "The CTU-4 Free Drop Test No. 8 evaluates the impact of Helicopter Airborne Cartridge (HAC) drops onto the Onsite Container Area (OCA) bottom, providing critical data on structural integrity and safety performance under operational conditions.", "negative": "The report details various non-proprietary findings related to reactor safety measures and operational protocols, emphasizing the importance of thorough inspections and maintenance of equipment to ensure compliance with national safety standards."}
{"query": "What is PPS architecture in nuclear licensing?", "positive": "Figure 3.2-2 illustrates the simplified architecture of the Physical Protection System (PPS) that is designed to safeguard the nuclear facility and its contents from unauthorized access and potential threats.", "negative": "The Westinghouse steam generator design utilizes advanced materials and construction techniques to enhance thermal efficiency and reliability."}
{"query": "Licensees must submit detailed safety analyses to demonstrate adequate protection of public health and safety.", "positive": "The regulatory framework for nuclear licensing requires comprehensive assessments of safety measures to ensure the protection of the public and the environment.", "negative": "Many nuclear facilities engage in routine maintenance to ensure their operational efficiency and prolong the lifespan of equipment."}
{"query": "What is the significance of diverse features in nuclear safety systems?", "positive": "Diverse features from the Plant Protection System (PPS) ensure that different methods are available to maintain safety and security against a range of potential failures.", "negative": "The operator actions during emergencies are outlined in the Emergency Operating Procedures (EOP) to guide responses effectively under various scenarios."}
{"query": "Probabilistic Risk Assessment", "positive": "The baseline internal events PRA (including internal flood), fire PRA, and seismic PRA models document assumptions and sources of uncertainty and these were reviewed during the model peer reviews.", "negative": "The model translation uncertainties evaluation and impact assessment are limited to new uncertainties that could be introduced by application of the CRM tool during RICT Program calculations."}
{"query": "What is a 6-mile radius in relation to nuclear site vicinity?", "positive": "The 6-mile radius is indicated on the map to show the zone around the Monticello Nuclear Generating Plant (MNGP) relevant for community safety and planning operations.", "negative": "The various parks and recreational areas listed provide numerous opportunities for outdoor activities and wildlife observation."}
{"query": "TER finalization process", "positive": "Just a reminder to provide the feedback to PNNL so that they can finalize the TER.", "negative": "Thank you."}
{"query": "What factors are considered when analyzing population distribution near nuclear sites?", "positive": "For the year 2020 the estimated population within 50 miles of the site is 1,650,000.", "negative": "Recent figures on barge and recreational traffic use of the river both upstream at Nickajack Lock and downstream at Guntersville Lock are given below:"}
{"query": "CTU-3 Fire Test procedure", "positive": "CTU-3 Fire Test 15; View ~30 Minutes after Start", "negative": "The advanced safety features of the reactor design were discussed in detail during the regulatory review."}
{"query": "The amendment request seeks to modify technical specifications to include timeframes informed by risk assessments.", "positive": "The proposed amendment to the technical specifications includes the adoption of risk-informed completion times, which aims to enhance operational safety and efficiency at Arkansas Nuclear One, Unit 2.", "negative": "This document also outlines the distribution of audit findings related to the various offices involved in the regulatory approval process."}
{"query": "aging management of engineered safety features", "positive": "This section provides the results of the aging management review for those components identified in Section 2.3.2, Engineered Safety Features, as being subject to aging management review.", "negative": "The following tables summarize the results of the aging management review for Engineered Safety Features."}
{"query": "emergency service power system", "positive": "An EO has closed the ASCO Switch Normal Supply Breaker, supplying the output of the ESS UPS to the ESS ABT.", "negative": "Unit 1 is in cold shutdown. Electrical Maintenance has just finished performing an inspection of the ESS UPS Inverter."}
{"query": "What are the safety limits for radioactive isotopes in nuclear facilities?", "positive": "The measured concentrations of various isotopes, such as H-3 and C-14, reveal significant data on release and concentration levels necessary for assessing compliance with safety regulations.", "negative": "In nuclear power generation, the reactor's efficiency is often measured in megawatts, which represents the electrical output delivered to the grid."}
{"query": "The NRC considers ITAAC notifications essential for confirming that the construction of a facility complies with planned safety protocols.", "positive": "ITAAC, or Inspections, Tests, Analyses, and Acceptance Criteria, are key components of the NRC's oversight process that help ensure facilities meet safety and regulatory standards during construction.", "negative": "The Federal Register often publishes proposed changes to regulations and invitations for comment from the public on safety-related issues."}
{"query": "What are the aging management programs for bolting integrity in nuclear facilities?", "positive": "Aging Management Programs: Bolting Integrity (B.2.1.10)", "negative": "Pressure Boundary: Aluminum Alloy - Air - Outdoor"}
{"query": "What is the unit of measurement for uranium concentration in water quality reports?", "positive": "Uranium concentration is measured in mg/L.", "negative": "The pH of water affects the solubility of various compounds and is critical for understanding water chemistry."}
{"query": "The Commission requires that organizations provide the names and addresses of members with standing to ensure proper standing in intervention petitions.", "positive": "The Appeal Board noted the name and address of the member with standing serves an important and substantive role\u2014it allows the licensing board to engage in the fact finding necessary to determine independently whether a member truly could establish standing.", "negative": "The recent Supreme Court decisions have influenced the regulatory framework under which the NRC operates, impacting how challenges to its regulations can be addressed."}
{"query": "What is the purpose of component harvesting in nuclear facilities?", "positive": "Component harvesting involves the systematic collection and reuse of materials and components from decommissioned nuclear facilities to ensure safety and compliance with regulatory standards.", "negative": "The NRC conducts regular inspections to ensure that all nuclear facilities comply with operational safety standards."}
{"query": "Containment Fan Cooler System", "positive": "The Containment Fan Cooler System is a critical component of the Containment and Containment Support Systems, designed to manage the temperature within the containment area during both normal and abnormal operating conditions.", "negative": "The Reactor Shield Ventilation System serves to protect personnel from radiation exposure by maintaining safe levels of radiation within designated areas of the plant."}
{"query": "What is the operational mode of a nuclear plant?", "positive": "The plant is in Mode 4.", "negative": "Start RWR Pump A per OP-27, beginning at Step D.1.29."}
{"query": "what is AEA-regulated waste?", "positive": "AEA-regulated waste includes liquids and solids meeting the definition of 11e.(2) byproduct material as defined by 10 CFR \u00a7 40.4: 'The tailings or wastes produced by the extraction or concentration of uranium or thorium from any ore processed primarily for its source material content.'", "negative": "Disposal methods and potential impacts for the brine generated from RO are discussed in the following section."}
{"query": "regulatory requirements for radium-226", "positive": "Shall not abandon products containing radium-226. The product, and any radioactive material from the product, may only be disposed of according to Article 4 or by transfer to a person authorized by a specific license to receive the radium-226 in the product or as otherwise approved by the Agency.", "negative": "The general license in subsection (H) does not authorize the manufacture, assembly, disassembly, repair, or import of products containing radium-226, except that timepieces may be disassembled and repaired."}
{"query": "The NRC mandates an analysis for the various modes of reactor operation, particularly regarding the Reactor Mode Switch and manual initiation of safety systems.", "positive": "Reactor Mode Switch\u2014Shutdown Position | 1) Manual Initiation<br>a) Reactor Mode Switch \u2013 Shutdown Position<br>b) Manual SCRAM", "negative": "1) Automatic Initiation<br>a) TCV Fast Closure, EHC4 Oil Pressure \u2013 Low<br>b) TSV \u2013 Closure<br>c) Reactor Vessel Steam Dome Pressure - High<br>d) APRM Neutron Flux \u2013 High (Fixed)<br>e) APRM Neutron Flux \u2013 High (Flow Biased)<br>2) Manual Initiation<br>a) Manual SCRAM"}
{"query": "What is a Mechanical Standby Liquid Control System?", "positive": "Mechanical Standby Liquid Control System is utilized to provide a means of controlling the reactor coolant inventory in the event of an emergency, ensuring the safe operation of the reactor.", "negative": "The NRC conducted a routine inspection of the facility to verify compliance with safety regulations and operational guidelines."}
{"query": "The NRC sets specific criteria for the measurement of radioactive isotopes such as Americium and Curium in regulatory filings.", "positive": "The measurements for Americium-241 are recorded in pCi/g, with a value of 0.00237 U.", "negative": "The specific QC sample codes for the data log include QC1204246812 and QC1204246811 LCS."}
{"query": "decommissioning funding plan requirements", "positive": "The Decommissioning Funding Plan must provide reasonable assurance that funds will be available to complete the decommissioning of the facility, as required by 10 CFR 50.75.", "negative": "The design features of the containment structure must ensure that the reactor is adequately protected from external hazards, such as seismic events or floods."}
{"query": "The NRC assesses various thermal limits including fuel rim temperature and enthalpy to ensure safety during reactor operations.", "positive": "Minimum margin is defined as the least negative value. A positive value indicates a violation of the limit.", "negative": "The general timing of the event is provided in Table 4-1."}
{"query": "What is the Cinch River used for in regulatory filings?", "positive": "The Cinch River is included in the River System Schematic as a significant water body influencing the operational parameters and environmental considerations of the regulatory process for nuclear projects in the area.", "negative": "The Watts Bar facility operates under the scrutiny of various environmental regulations that ensure the protection of local ecosystems."}
{"query": "emergency preparedness regulations for small modular reactors", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is amending its regulations to include new alternative emergency preparedness requirements for small modular reactors and other new technologies.", "negative": "This final rule acknowledges technological advancements and other differences from large light-water reactors that are inherent in small modular reactors and other new technologies."}
{"query": "Understanding the function of automatic depressurization during the operational phases of a reactor...", "positive": "Knowledge of the relationship between automatic depressurization system (ADS) Stage 1\u20133 actuation and the following systems or components: (CFR: 41.8 / 41.10 / 45.3)", "negative": "Proper operation of the Engineered safeguards actuation system is crucial for maintaining safety during emergencies."}
{"query": "The usage of logical connectors is essential in Technical Specifications to clarify the relationships among various Required Actions and their conditions.", "positive": "Logical connectors are used in Technical Specifications (TS) to discriminate between, and yet connect, discrete Conditions, Required Actions, Completion Times, Surveillances, and Frequencies.", "negative": "An effective safety culture is critical to ensure that all personnel understand their roles in maintaining operational integrity."}
{"query": "What is the Probable Maximum Flood in hydrologic engineering?", "positive": "The Probable Maximum Flood (PMF) is defined as the flood that may occur from the most severe combination of meteorological and hydrological conditions that are considered reasonably possible in a particular watershed.", "negative": "Cooling water canals and reservoirs are designed to facilitate the efficient transfer of heat away from nuclear reactors."}
{"query": "The NRC mandates that projects undergo thorough geological assessments to understand their foundation materials.", "positive": "Specimen swelled after extrusion from the tube due to the large mica content.", "negative": "Coloring occurs in streaks, pockets and zones throughout the specimen showing structure of parent rock."}
{"query": "The NRC mandates a clear assessment of cumulative risks associated with external flooding for each unit during the application process.", "positive": "Section 4.15.2.1 of the SLR ER provides a Cumulative Distribution Function (CDF) estimate of 2.00E-05 per year for external flooding events for each Unit 2 and 3.", "negative": "Section 3.2.2 of NEI 17-04 states that \u201can alternate quantification process is required for any SAMAs that reduce the consequences of accidents without reducing the CDF or release category frequencies.\u201d"}
{"query": "probabilistic risk assessment in nuclear licensing", "positive": "NRC Regulatory Guide 1.174, \u201cAn Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis,\u201d Revision 3, dated January 2018 (ADAMS Accession No. ML17317A256) provides a framework for integrating probabilistic risk assessment into licensing decisions for nuclear facilities.", "negative": "The company submitted its annual financial report to the Securities and Exchange Commission (SEC) outlining its revenues and future business strategies."}
{"query": "What is the significance of long-term onsite storage of spent nuclear fuel?", "positive": "The EPA stated that long-term onsite storage of spent nuclear fuel may be required for many decades and recommended that the draft SEIS indicate if there will be any changes in the generation of waste, including low-level radioactive waste, mixed low-level radioactive waste, transuranic waste, and hazardous and Toxic Substance Control Act wastes over the life of the program.", "negative": "Commenters called attention to the beneficial economic impacts associated with the operation of the DNPS. These comments suggest that the proposed continued operation of the DNPS under renewed operating licenses would result in beneficial economic impacts in the affected area from continued property tax revenues that provide financial support for schools, higher education, worker incomes, and philanthropic support to local organizations."}
{"query": "To minimize soil erosion and prevent unnecessary environmental impact, specific measures will be taken during construction activities.", "positive": "The usual erosion control measures, such as construction of diversion swales, siltation basins, drainage ditches, terracing, and limitation of slope, will be used on access roads as well as in areas where the ground has been disturbed.", "negative": "Access roads will be held to a minimum and an extreme effort will be made to limit them to tower sites only. Where an access road is necessary, visual impact, as well as soil stability, will be a prime consideration."}
{"query": "The NRC utilizes various references to estimate the breach parameters for earthfill dams based on historical case studies and research.", "positive": "B is normally 2-4 times h\u2091. B can range from 1-5 times h\u2091.", "negative": "0.5h\u2090 \u2264 B \u2264 3h\u2090 for earthfill dams."}
{"query": "The Black Mingo Formation is typically referred to when discussing its hydrologic characteristics, as specific aquifer systems have not yet been mapped.", "positive": "Specific hydrogeologic units within the Black Mingo Formation have not yet been mapped in this area (Camille Ransom, S.C. Water Resources Commission, personal communic., 1981). Therefore, the Black Mingo \"Formation\" rather than \"aquifer system,\" is most often used by hydrogeologists in describing the hydrologic properties of this unit.", "negative": "In the immediate vicinity of the WEC site, wells deeper than about 125 ft would penetrate the Tuscaloosa Formation. Well 30Q-3 reportedly drilled to a depth of 140 ft probably encountered Tuscaloosa sediments."}
{"query": "What is the significance of allegations in nuclear regulatory evaluations?", "positive": "This table refers to allegations from sources external to the NRC that are still under evaluation.", "negative": "The plants in the United States are monitored for safety and compliance to ensure public health and environmental protection."}
{"query": "minimum initial assembly average enrichment of 235U", "positive": "Minimum Initial Assembly Avg. Enrichment is defined by the weight percentage of 235U (E), which specifies the enrichment levels required for different reactor types.", "negative": "The average temperature at which a reactor operates can vary significantly depending on the design and the cooling system used."}
{"query": "What are severe accident mitigation alternatives in nuclear power plants?", "positive": "Severe accident mitigation alternatives (SAMAs) are strategies developed by nuclear power plant licensees to minimize the consequences of a severe accident should it occur, thereby enhancing the safety and risk management of the facility.", "negative": "The Applicant's Environmental Report includes various appendices detailing operational assessments, environmental impacts, and compliance with regulatory requirements, but does not specifically address severe accident scenarios."}
{"query": "The facility's cooling system utilizes water from Wheeler Reservoir to maintain optimal operational temperatures.", "positive": "The cooling towers, which create the water vapor plumes, operate when river temperatures near one or more of the National Pollutant Discharge Elimination System (NPDES) permit limits and cool the water prior to being released into Wheeler Reservoir.", "negative": "Although the plant contrasts as an industrial feature in an otherwise rural setting, it is not a dominant feature from most views due to its distance from residences and the presence of wooded areas around BFN."}
{"query": "What are the requirements for performing surveillance on safety systems?", "positive": "If it is discovered that Surveillance was not performed within its specified Frequency, then compliance with the requirement to declare the LCO not met may be delayed from the time of discovery up to 24 hours or up to the limit of the specified Frequency, whichever is less.", "negative": "Entry into a specified Condition in the Applicability of an LCO shall not be made, unless the LCO's Surveillances have been met within their specified Frequency."}
{"query": "The analysis of pressure response includes various compartments such as the reactor cavity and steam generator.", "positive": "A pressure response analysis is performed on three subcompartments: the reactor cavity, the pressurizer cubicle, and a steam generator cubicle.", "negative": "The results presented in Tables 6.2-19 through 6.2-21 are for a typical plant, although the conclusions apply to North Anna."}
{"query": "proprietary information", "positive": "In making this application for withholding of proprietary information of which it is the owner or licensee, GEH relies upon the exemption from disclosure set forth in the Freedom of Information Act (\u201cFOIA\u201d), 5 U.S.C. \u00a7552(b)(4), and the Trade Secrets Act, 18 U.S.C. \u00a71905, and NRC regulations 10 CFR 9.17(a)(4), and 2.390(a)(4) for trade secrets (Exemption 4).", "negative": "Information that reveals aspects of past, present, or future GEH customer-funded development plans and programs, resulting in potential products to GEH."}
{"query": "What is the significance of activity measurement in nuclear devices?", "positive": "The activity of an isotope, expressed in units such as mCi (milliCuries), quantifies the decay rate of the radioactive material and is critical for safety assessments and regulatory compliance involving nuclear devices.", "negative": "Isotope SR90 has widespread applications in various fields, including geology and environmental monitoring."}
{"query": "bulk electric power systems", "positive": "The purpose of NERC is to encourage improvement in the coordination of bulk electric power systems at both the national and regional levels.", "negative": "It has been estimated that the summer peak load for the entire region will increase from 70.0 GWe in 1973 to 154.5 GWe in 1982 for an annual compound growth rate of about 9.2 percent."}
{"query": "Bayesian Inference in trust algorithms", "positive": "Bayesian Inference is a probabilistic approach that allows systems to update their beliefs about an entity\u2019s trustworthiness based on new evidence. This is done using Bayes' Theorem, which combines prior trust beliefs (based on previous interactions) with new data (such as successful or failed interactions). The result is a posterior probability, which provides an updated measure of trust.", "negative": "Criteria-based trust algorithms provide more richness and detail that helps show why a user is considered trustworthy or not."}
{"query": "nuclear regulatory safety analysis", "positive": "Safety analysis is a critical part of the nuclear regulatory process, involving the evaluation of potential hazards and the implementation of appropriate safety measures to mitigate risks associated with nuclear plant operations.", "negative": "The cooling system in a nuclear reactor is designed to remove heat from the reactor core to ensure safe operating conditions."}
{"query": "peak linear power for nuclear reactors", "positive": "Peak Linear Power for Prevention of Centerline Melt, kW/ft is defined as >18.0.", "negative": "These values are typical values based on RCS flow of 388,000 gpm and nominal inlet temperature of 553.1\u00b0F."}
{"query": "The NRC assessment requires thorough analysis of radioactive isotopes in waste materials.", "positive": "Nickel-63                     | U         | 1.70   | +/-2.13     | 3.60 | 5.00 | pCi/g | TXJ | 10/11/19 | 1554 | 1921355 | 12 |", "negative": "The Certificate of Analysis details various parameters including company information, project title, and report date."}
{"query": "What procedures are followed for soil sample collection in nuclear site assessments?", "positive": "Per the sampling instruction for below slab soil sample collection, at each concrete core location, a 2\u201dx2\u201d NaI gamma measurement was performed and a large area vivo sample of the area was taken after advancing the core 0.5 to 1.0 inches, then a 4-inch diameter core was cut through the basement concrete slab and a final 2\u201dx2\u201d NaI gamma measurement was performed with the detector in the core hole.", "negative": "Instrument calibration and background data was also recorded on the sample collection log."}
{"query": "What is the purpose of a chemical injection system isolation valve in nuclear plants?", "positive": "Chemical injection system isolation valve HV-5194 (normally closed, fail closed air-operated valve, non-1E) provides isolation of SG 1 from chemical injection system by remote-manual control from QCP.", "negative": "Both MDPs fail to operate and the HVs remain in position (normally closed)."}
{"query": "tilt measurement in nuclear reactors", "positive": "Nominally, quadrant tilt from the Surveillance should be within 2% of the tilt shown by the most recent power distribution measurement data.", "negative": "To confirm that no change in tilt has actually occurred, which might cause the QPTR limit to be exceeded, the in-core tilt result may be compared against previous tilt values either using the symmetric thimbles as described above or a complete flux map."}
{"query": "What are the key activities involved in aging management for nuclear facilities?", "positive": "Aging management activities include inspection and monitoring, analysis and evaluation, mitigation and modernization, and repair and replacement to ensure the continued safety and reliability of nuclear systems.", "negative": "Graphs are essential tools for visualizing data and trends in various fields, aiding in effective communication and understanding of complex information."}
{"query": "What is the purpose of the Chemical and Volume Control System in nuclear reactors?", "positive": "The Chemical and Volume Control System is designed to provide the following services to the Reactor Coolant System: 1. Maintenance of predetermined water level in the pressurizer, i.e., maintain required water inventory in the Reactor Coolant System, 2. Maintenance of seal-water injection flow to the reactor coolant pumps, 3. Control of water chemistry conditions, activity level, soluble chemical neutron absorber concentration and makeup, and 4. Emergency core cooling (part of the system is shared with the Emergency Core Cooling System).", "negative": "Adequate operating performance monitoring assures system integrity."}
{"query": "Licensees must submit documentation that demonstrates compliance with safety regulations during all phases of reactor operation.", "positive": "The regulatory process for nuclear licensing includes the submission of safety analysis reports that detail potential hazards and risk assessments.", "negative": "Routine maintenance procedures for non-nuclear equipment are essential to ensure the overall functionality of the plant's infrastructure."}
{"query": "fire protection program responsibilities", "positive": "In accordance with Chapter 3 of NFPA 805 a fire protection plan documented in the Fleet Fire Protection Program Manual (PD-EG-ALL-1500) and the NFPA 805 Fire Protection Program Design Basis Document defines the management policy and program direction and defines the responsibilities of those individuals responsible for the plan\u2019s implementation.", "negative": "There are two primary communication systems at the McGuire Station: the station Telephone System and the Public Address System."}
{"query": "The instrumentation for the RCIC System must be functional across all specified conditions.", "positive": "The RCIC System instrumentation for each Function in Table 3.3.5.3-1 shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each channel."}
{"query": "boric acid corrosion management", "positive": "The DCPP Boric Acid Corrosion AMP (B.2.3.4) will be used to manage loss of material due to boric acid corrosion of carbon steel miscellaneous structural components, support members, welds, bolted connections, and support anchorage to building structure for piping and component supports exposed to air with potential borated water leakage.", "negative": "Not applicable. DCPP does not have any piping and component supports exposed to treated borated water."}
{"query": "The NRC analyzed the public feedback to improve the proposed regulation.", "positive": "The NRC prepared a summary and analysis of public comments received on the 2017 proposed rule and draft regulatory guide, as referenced in the \"Availability of Documents\" section.", "negative": "The NRC hosted two public meetings to engage with external stakeholders on the proposed rule and associated draft guidance document during the public comment period."}
{"query": "dry weight analysis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable."}
{"query": "What is the purpose of the Nuclear Service Water System in a nuclear facility?", "positive": "The Nuclear Service Water System is designed to withstand a safe shutdown earthquake and to prevent any single failure from curtailing normal station operation or limiting the ability of the engineered safety features to perform their functions.", "negative": "A flood analysis was performed as required by 10CFR50. Flood analysis criteria were also established in Regulatory Guide 1.59. Exceptions were taken to Regulatory Guide 1.59 and described in Section 3.4."}
{"query": "nuclide activity and measurement", "positive": "The activity of each nuclide is measured in picocuries per gram (pCi/gram), which quantifies the rate at which radioactive decay occurs.", "negative": "The yield percentage is an important factor in determining the efficiency of nuclear reactions and is calculated based on the initial fuel mass."}
{"query": "The likelihood of core damage is assessed during safety analyses...", "positive": "The LPIs perform an important function in assessing core damage during various events by utilizing multiple performance metrics such as the Core Damage Frequency (CDF).", "negative": "The Safety Evaluation Report summarizes significant findings regarding the environmental impact of nuclear power operations as mandated by regulations."}
{"query": "What is the purpose of the THREED computer code in nuclear safety analysis?", "positive": "The THREED computer code is used to calculate pressure and temperature transients in various nuclear power plant subcompartments following a", "negative": "The NRC requires licensees to analyze emergency zones to ensure public safety during a nuclear incident."}
{"query": "What are the key components of a nuclear regulatory filing?", "positive": "The nuclear regulatory filing process includes documentation of safety evaluations, environmental assessments, and technical justification for proposed actions.", "negative": "The graphical presentations in the report illustrate various data trends over the past decade."}
{"query": "Strontium-90 analysis in nuclear regulatory filings", "positive": "Strontium-90                  | U         | 0.0673   | +/-0.149       | 0.264  | 0.400 | pCi/g  | JXC9 | 08/10/19 | 1456 | 1899425 | 1      |", "negative": "The following Analytical Methods were performed: | Method | Description                               | Analyst Comments            |"}
{"query": "bentonite seal", "positive": "After the designated depth of each well was reached, and the PVC screen and casing set, the sand pack and bentonite seal were placed, and then a grout plug was placed from the top of the bentonite seal to the ground surface.", "negative": "Eight of the observation wells were screened in soil and/or weathered rock and had depths ranging from about 25 to 50 feet."}
{"query": "SIT isolation valve requirements", "positive": "Verify each required SIT isolation valve is fully open when pressurizer pressure is \u2265 430 psia. In accordance with the Surveillance Frequency Control Program", "negative": "Verify nitrogen cover pressure in each required SIT is \u2265 250 psia and \u2264 675 psia. In accordance with the Surveillance Frequency Control Program."}
{"query": "What measures are being taken to protect the California Red Legged Frog during site activities?", "positive": "Some things to potentially consider including in the Protection Measures: A brief training for all onsite staff so they can recognize a CRLF, know when they are most likely to be on roads, and know how to report the sighting.", "negative": "The potential application of herbicides around Diablo Creek (such as on the perimeters of the north access road, the 230-kV and 500-kV switchyards, and the perimeter between the Raw Water Reservoirs and Diablo Creek)."}
{"query": "What are the power-dependent MCRP limits for nuclear reactors?", "positive": "Limits support operation with any combination of 1 inoperable SRV, 1 inoperable TBV, up to 40% of the TIP channels out-of-service, and up to 50% of the LPRMs out-of-service.", "negative": "The table lists various conditions for power levels and corresponding MCRP values for different reactor operational states."}
{"query": "radioactive waste management programs", "positive": "Are there any proposed changes or upgrades to the radioactive waste management programs (low-level radioactive waste, spent fuel, mixed waste) being considered during the license renewal term?", "negative": "In section 4.11.5.2 of supplement 2, Duke Energy notes that it is a small quantity hazardous waste generator and an infectious waste generator."}
{"query": "What is the significance of dam failure analysis in nuclear safety?", "positive": "Water control structures for the purpose of these analyses are reservoirs with dams retaining large volumes of water within the Delaware River watershed.", "negative": "Seismic failure of a dam is modeled as the immediate breaching of the dam and release of water within the reservoir, as opposed to an extreme rain event which is modeled as the breach of a dam structure over a longer specified time period."}
{"query": "NRC Commission Meeting Schedule", "positive": "The NRC Commission Meeting Schedule can be found on the Internet at: https://www.nrc.gov/public-involve/public-meetings/schedule.html", "negative": "There are no meetings scheduled for the week of March 1, 2021."}
{"query": "Critical Heat Flux Correlation in nuclear reactors", "positive": "The COBRA-FLX code includes the ORFEO-HMP correlation for predicting critical heat flux (CHF) conditions in nuclear reactor systems, which is essential for ensuring safe operational limits during high thermal events.", "negative": "Local conditions from COBRA-FLX simulations indicate variations in pressure and temperature, which significantly affect the thermal hydraulic performance of the reactor core."}
{"query": "What is the significance of energy peaks in nuclear safety analyses?", "positive": "The energy peaks measured in keV are critical in identifying and quantifying specific radioactive isotopes present in a nuclear material sample, which informs safety assessments and regulatory compliance.", "negative": "The overall facility design must adhere to stringent safety standards to ensure continued operation and public trust."}
{"query": "The safety analysis report must include an evaluation of potential accident scenarios.", "positive": "A safety analysis report (SAR) provides a comprehensive overview of the safety analyses performed to demonstrate compliance with regulations and the overall safety of a nuclear facility.", "negative": "Reactor components must be inspected prior to operational use to ensure they meet design specifications."}
{"query": "The NRC mandates that licensees apply various treatments to eliminate organisms during the reactor decommissioning process.", "positive": "Disinfection, a process in which organisms are destroyed or inactivated, could be accomplished by several different physiochemical treatments, including thermal energy; ultraviolet, gamma, X-rays, and microwave irradiation; ultrasonic disruption; and chemical agents, with the latter the most common method of disinfecting water and waste waters.", "negative": "Large amounts of hydrogen peroxide produced large quantities of gas that had to be vented."}
{"query": "The NRC classifies any area where access is limited for safety measures as a Restricted Area.", "positive": "**Restricted Area** - Any area where access is controlled for the purpose of radiation protection.", "negative": "The Operational Support Center serves as a staging location for various emergency teams."}
{"query": "What should a Commission paper include regarding transformation initiatives?", "positive": "The paper should include sufficient information on each recommended transformation initiative to support a Commission decision on whether, why, and how staff should proceed with detailed development and implementation.", "negative": "The strategy should include a communications plan(s) for each area and a change management plan to foster and sustain (both innovation and) transformation as a characteristic of the NRC\u2019s organizational culture."}
{"query": "What are the human factors engineering design requirements in nuclear plant operations?", "positive": "The plant design must reflect state-of-the-art human factors engineering principles for safe and reliable performance in all locations that human activities are expected for performing or supporting the continued availability of plant safety or emergency response functions.", "negative": "The management of normal operations is crucial for maintaining the efficiency and effectiveness of the plant."}
{"query": "What is the significance of minimum initial assembly average enrichment in nuclear fuel?", "positive": "The Minimum Initial Assembly Avg. Enrichment wt % 235U (E) is critical for determining the performance and safety of nuclear fuel assemblies in pressurized water reactors (PWRs).", "negative": "The average burnup of nuclear fuel is a measure of how much energy has been produced by the fuel over its lifespan."}
{"query": "radioactive gaseous effluent treatment", "positive": "On October 31, 2024, the inspectors presented the radioactive gaseous and liquid effluent treatment inspection results to Derek Jones, Plant Manager, and other members of the licensee staff.", "negative": "The PM task was updated to include banding verification."}
{"query": "saltwater intrusion modeling", "positive": "The numerical model SEAWAT (Langevin et al., 2008) was used for the saltwater intrusion modeling effort. SEAWAT is a coupled version of MODFLOW and MT3DMS designed to simulate variable density and saturated groundwater flow; it is routinely applied to saltwater intrusion studies.", "negative": "A copy of these regulatory sections is provided in Attachment 1."}
{"query": "special nuclear material licensing", "positive": "The proposed Federal action is the issuance of a license to possess and use special nuclear material, under the provisions of 10 CFR 70, that would allow TRISO-X to possess and use special nuclear material in the TRISO-X FFF to produce TRISO-based coated particles and final fuel forms using uranium enriched to less than 20 weight percent 235U.", "negative": "Nuclear energy is an important source of energy in the U.S. with nearly 20 percent of the nation\u2019s electricity being generated by nuclear reactors."}
{"query": "What are the water quality standards for uranium as per EPA regulations?", "positive": "Water quality meets EPA and NNEPA primary drinking water standard for uranium.", "negative": "Water quality characterization was based on samples from six wells (CP-2, CP-3, CP-5, CP-6, CP-7, and CP-8)."}
{"query": "What are the design limits for metal primary reactor containment systems?", "positive": "Regulatory Guide 1.57, Revision 2 discusses the design limits and loading combinations for metal primary reactor containment system components.", "negative": "Temporary containment opening review guidance is outlined in Appendix B of the document."}
{"query": "total grain-size distributions for tephra deposits", "positive": "A compilation of total grain-size characteristics for tephra-fall deposits by Costa et al. (2016) included 3 silicic tephra-fall deposits that had measured median diameters and sorting from field data (Table 36).", "negative": "The eruption Duration was adjusted until the range of column heights, eruption Power, and calculated fall deposit volumes was reasonably consistent with the characteristic VEI range (Table 35)."}
{"query": "nuclide identification", "positive": "NUCLIDE IDENTIFICATION REPORT", "negative": "M = First peak in a multiplet region"}
{"query": "What are the projected population densities near nuclear facilities over time?", "positive": "The table illustrates projected population densities in various sectors around nuclear facilities ranging from 0 to 10 miles for the years 2010, 2013, 2021, 2027, 2037, 2047, 2057, and 2067.", "negative": "The NRC ensures that licensees comply with the regulations by monitoring their operational practices and safety measures."}
{"query": "containment spray system", "positive": "An initial test of the containment spray header is made to check the free flow out of the spray nozzles.", "negative": "These pressure sensors are part of the Containment Pressure Control System which is designed to maintain the containment pressure within design limits."}
{"query": "The safety of drilling operations is paramount, particularly considering the geologic stability of formations being penetrated during the drilling process.", "positive": "Vertical geologic cross-section depicting formations and their dominant lithology along a northwest-to-southeast transect from Aiken County to Hampton County, South Carolina.", "negative": "Theories for rock breakage mechanisms for drag bits."}
{"query": "What are the requirements for operating under an NRC license?", "positive": "You must conduct your program in accordance with the conditions of your license, representations made in your license application, and NRC regulations.", "negative": "An environmental assessment for this action was not required, since this action is categorically excluded under 10 CFR 51.22(c)(14)."}
{"query": "Subsequent License Renewal Interim Staff Guidance", "positive": "As discussed in NEI 17-01 \"Industry Guideline for Implementing the Requirements of 10 CFR Part 54 for Subsequent License Renewal,\" the NRC has encouraged applicants for subsequent license renewal to address Subsequent License Renewal - Interim Staff Guidance (SLR-ISG) issues in subsequent license renewal applications.", "negative": "During the reviews of the first three SLRA's that were based on NUREG 2192, the NRC and applicants identified improvements to the guidance that would assist in preparing and reviewing future SLRA's more effectively and efficiently."}
{"query": "risk-informed inspection programs", "positive": "we had considered that to be not consistent with risk-informed regulations with the clarification that staff provided that that was meant to be substituted into your risk-informed inspection programs, we will be reconsidering that.", "negative": "the welds that we've selected this time are based off of our plant-specific risk profiles."}
{"query": "What are the requirements for nuclear license applications?", "positive": "Nuclear license applications must include a detailed safety analysis that evaluates the potential risks and impacts of the proposed facility on public health and the environment.", "negative": "During maintenance, the reactor's cooling system is inspected to ensure it operates within the required temperature limits."}
{"query": "The flow rate at the Bellefonte plant is measured in cubic feet per second (cfs), indicating discharge levels during operations.", "positive": "DISCHARGE - 1000 cfs", "negative": "The Gunterville Dam released a steady flow of 40 cfs on Day 1, declining to 30 cfs on Day 2."}
{"query": "What is the relationship between assembly average burnup and uranium enrichment?", "positive": "The assembly average burnup is defined as the total energy produced by a nuclear fuel assembly divided by the initial energy content of the fuel, often expressed in GWd/MTU and varies with different initial assembly average enrichment levels of 235U.", "negative": "Nuclear reactors are designed to convert atomic energy into heat, which can then be used to produce steam for power generation."}
{"query": "standby gas treatment system", "positive": "Table 3.2.2-7 lists the components of the Standby Gas Treatment System, which includes information on intended function, material, environment, aging effects requiring management, and aging management programs.", "negative": "The aging management programs for mechanical components emphasize monitoring and inspecting various materials to prevent degradation over time."}
{"query": "What is the response protocol for 1PM01J alarms?", "positive": "Limit your action(s) to 1PM01J; if actions are needed beyond this panel, inform your evaluator.", "negative": "Unit 1 is at 90% power with all systems and controls in automatic."}
{"query": "What are the trademarks associated with Framatome?", "positive": "AFA 3G, AREA, COBRA-FLX, COPERNIC, GAIA, GRIP, HMP, HTP, M5, M5Framatome, Mark-BW, MONOBLOC, ORFEO, and Q12 are trademarks or registered trademarks of Framatome or its affiliates, in the USA or other countries.", "negative": "This report outlines the expansion of nuclear safety measures implemented across different reactor types."}
{"query": "What is the significance of differential pressure in reactor systems?", "positive": "The differential pressure measurement is critical in assessing the flow dynamics within a reactor system, as it indicates the pressure changes across various nodes, which can affect the reactor's operational safety and efficiency.", "negative": "The recorded times from the data are essential for understanding the response rate of the system under evaluation."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "The minimum cooling time for nuclear fuel assemblies is determined based on the assembly average enrichment and burnup, which are specified in the loading tables.", "negative": "In contrast, the operational efficiency of a nuclear reactor is influenced by various factors like fuel type, reactor design, and environmental conditions."}
{"query": "The use of radioactive substances in medical imaging is tightly regulated to ensure safety and effectiveness.", "positive": "Luckily for my father, or at least I would like to think so today, although I would never know otherwise, the radioactive material was properly injected so that the oncologist made the right health decision for him.", "negative": "After graduation, I went on to work for a medical device company. The very same company that manufactured the infusion pump used to infuse chemotherapy into him."}
{"query": "What is 0-AOI-29 related to in nuclear safety?", "positive": "The NUSO will enter 0-AOI-29, Dropped or Damaged Fuel Or Refueling Cavity Seal Failure, which will direct the crew to close 2-ISV-78-600, FUEL TRANSFER TUBE ISOL.", "negative": "Plausible because checking to ensure CVI has occurred is directed in the same procedure, but another section, for a dropped or damaged irradiated fuel assembly."}
{"query": "average shipment of radwaste", "positive": "The average annual shipment of radwaste over 40 years is 2,070 cubic feet (58.6 cubic meters).", "negative": "Applying the RG 4.2 limit of 2.34 cubic meters (82.6 cubic feet) per shipment yields an annual average of approximately 25 shipments, which scales to approximately 75 shipments when normalized to the power level of the reference reactor."}
{"query": "The NRC is reviewing the application for the construction permit of the Kemmerer Power Station Unit 1.", "positive": "The NRC staff is reviewing a construction permit (CP) application submitted by TerraPower, LLC (TerraPower), on behalf of US SFR Owner, LLC, a wholly owned subsidiary of TerraPower, for the proposed Kemmerer Power Station Unit 1.", "negative": "The construction permit review will include analysis of the proposed facility's impact on local resources and communities."}
{"query": "What are the Category 1 and Category 2 issues in the NRC License Renewal EIS?", "positive": "Category 1 covers issues that are known to have no or a small impact on the specified area (as they are generic issues seen at all nuclear plants), whereas Category 2 issues could have moderate or large impacts, and need to be addressed on a site-specific basis.", "negative": "The NRC staff acknowledges the comment concerning the use of acronyms and the confusion regarding their use."}
{"query": "What are vertical and horizontal lift tubes in nuclear systems?", "positive": "Vert. L. Tubes represent a critical component in the reactor where the vertical lift tubes transport fluids through the system effectively.", "negative": "Condensate is often measured in various pressure and temperature conditions to ensure efficiency in the reactor's systems."}
{"query": "maximum permissible limits for radioactive contamination", "positive": "The level of non-fixed (removable) radioactive contamination on external surfaces of packages offered for transport must be kept as low as reasonable achievable, and shall not exceed the values shown in the following table:", "negative": "Each vehicle shall be inscribed with the words 'Radioactive Materials Use Only' in letters at least 76 mm (3 in) high in a conspicuous place on both sides of the exterior of the vehicle."}
{"query": "What is the significance of design basis flooding in nuclear power plants?", "positive": "ANSI/ANS-2.8-1992. Determining Design Basis Flooding at Power Reactor Sites.", "negative": "Missouri River, Mainstem Reservoir System, River Regulation Manual, Master Manual, U.S. Army Corps of Engineers, Omaha, Nebraska, 1979."}
{"query": "reactor protection system", "positive": "controls and safety rod actuation by the reactor protection system and diversity of its parts;", "negative": "If you have any questions or need any additional information, please contact me at riotti@arc-cleantech.com or (732) 890-3602; or Raymond Burski, ARC 100 Licensing Director at rburski@arc-cleantech.com or (504) 909-6436."}
{"query": "The performance of the low pressure coolant injection subsystem is crucial when ensuring the operability of the safety systems during specific operational modes.", "positive": "Each ECCS injection/spray subsystem and the Automatic Depressurization System (ADS) function of eight safety/relief valves shall be OPERABLE.", "negative": "Each of the listed conditions requires a specific action to ensure compliance with operational standards, including restoration of failed components within designated time frames."}
{"query": "The design of the Nuclear Steam Supply System (NSSS) is a critical factor in the overall efficiency and safety of a nuclear reactor.", "positive": "The Nuclear Steam Supply System (NSSS) Design is crucial to ensuring the reactor operates within its thermal limits and safety parameters.", "negative": "The duration for collecting emergency response data is an essential part of safety planning for nuclear plant operations."}
{"query": "COBRA-FLX heat flux correlation", "positive": "The COBRA-FLX model implements the ORFEO-HMP Critical Heat Flux Correlation to enhance the prediction accuracy of heat transfer in nuclear reactor environments.", "negative": "The analysis was conducted following the standard procedures outlined in the regulatory framework for nuclear facility operations."}
{"query": "What is the difference between BWR and PWR in terms of safety considerations?", "positive": "But it should have a way actually for everybody to use. You cannot open the door for one plant and close the door for others. That's just something basically especially BWR. I think we have to realize BWR is different from PWR.", "negative": "And PWR, yes, there's something like a leak before break and ALS, all of this."}
{"query": "What is an aging management program for nuclear reactor components?", "positive": "A plant-specific aging management program is to be evaluated because existing programs may not be capable of mitigating or detecting crack initiation and growth due to SCC in the vessel flange leak detection line.", "negative": "Not applicable. This item is only applicable to BWRs."}
{"query": "What is the purpose of regulatory filings in the nuclear industry?", "positive": "Regulatory filings are essential for ensuring that nuclear facilities comply with safety standards and operational protocols set forth by the Nuclear Regulatory Commission (NRC).", "negative": "Executed on: (1/21/2025)"}
{"query": "What is the significance of the Mississippi River alluvium in hydrogeology?", "positive": "The Mississippi River alluvium is the principal aquifer at the site. With the potential for induced recharge from the river, the alluvial aquifer is capable of meeting plant service water requirements.", "negative": "Ground water migrates downward through the terrace deposits and accumulates on the terrace clay lenses above the Catahoula or at the terrace/Catahoula contact above the regional water table."}
{"query": "What is the monetary valuation of routine public dose reductions in nuclear facilities?", "positive": "The steps are as follows: 1. Estimate reductions in public health (routine) risk per facility for implementation (D_{PRI}) and operation (D_{RO}). 2. Convert each reduction in public health (routine) risk per facility from person-rem to dollars via monetary evaluation of health effects.", "negative": "Because the quantity Z_{PHA} only accounts for the risk of an accident in a representative year, the result is the expected loss over the facility life, discounted to present value."}
{"query": "weighted mean activity calculations", "positive": "Weight mean Activity is calculated using various factors, including the confidence index and uncertainty associated with each nuclide measurement.", "negative": "The report includes confidence levels and uncertainties for various nuclides, providing a detailed look at the measurements."}
{"query": "What is the purpose of Required Action C.2 in nuclear safety operations?", "positive": "Required Action C.2 minimizes the consequences of a loss of decay heat removal event by optimizing conditions for RCS cooling in MODE 6 using IRWST injection. Additionally, the potential for a criticality event is minimized by suspension of positive reactivity additions.", "negative": "Completion Times are reasonable, based on operating experience, to reach the required plant conditions in an orderly manner without challenging plant systems."}
{"query": "flood hazard reevaluation report", "positive": "The most recent information on External Flooding at Fermi 2 is the Fermi 2 Flood Hazard Reevaluation Report (FHRR) submitted to NRC for review on March 8, 2013.", "negative": "As outlined in Table 4.0-1 of Reference, all mechanisms that were evaluated were shown to have a hazard elevation less than that of the current design basis."}
{"query": "fire protection acceptance criteria", "positive": "The specific acceptance criteria will include: No visual indications (outside those allowed by approved penetration seal configurations) of cracking, separation of seals from walls and components, separation of layers of material, or ruptures or punctures of seals; No significant indications of cracking and loss of material of fire barrier walls, ceilings, and floors and in other fire barrier materials; No visual indications of missing parts, holes, and wear; No visual indications of cracks or corrosion of fire damper assemblies; No deficiencies in the functional tests of fire doors; and No indications of excessive loss of material for the visual inspection of the carbon dioxide fire suppression system.", "negative": "Revise implementing procedures to require, if any sign of degradation is detected (during the inspection of penetration seals) within that sample, the scope of the inspection will be expanded to include additional seals in accordance with the BFN Fire Protection Requirements Manual."}
{"query": "Operators must understand the limits for operation concerning the loss of secondary cooling systems.", "positive": "K/A is matched because the applicant is required to have knowledge of limiting conditions for operation related to a Loss of Secondary Heat Sink.", "negative": "The NRC retains authority over the licensing process for commercial nuclear power facilities."}
{"query": "What is the purpose of the Reactor Safety Study?", "positive": "The initial results of these efforts are expected to be available in 1974. This study is called the Reactor Safety Study and is an effort to develop realistic data on the probabilities and sequences of accidents in water cooled power reactors, in order to improve the quantification of available knowledge related to nuclear reactor accidents probabilities.", "negative": "The man-rem estimate was based on the projected population within 50 miles of the site for the year 2020."}
{"query": "What is the significance of average peak fuel burnup limits in nuclear reactors?", "positive": "As discussed in Section 2.2.1 of this report, average peak fuel burn up limit for MNGP during the terms of the extended licenses is not expected to exceed 62 GWd/MTU.", "negative": "The 2013 GEIS (NRC 2013a) concluded that the environmental impacts from accidents at low power and shutdown conditions were generally comparable to those from accidents at full power, based on a comparison of NUREG/CR-1150 (NRC 1990), which assesses five nuclear plants, and NUREG/CR-6143 (NRC 1995), which specifically analyzes Grand Gulf."}
{"query": "The NRC established that a written examination must effectively evaluate the candidate's ability to operate safely during unplanned scenarios.", "positive": "For Tier 1 questions, clarified how to test an applicant\u2019s knowledge of how to safely operate the plant during emergency and abnormal conditions.", "negative": "No longer need to get NRC chief examiner permission to reject/replace a K/A (must document why K/A rejected and why replacement K/A acceptable) on Form 4.1-1 Record of Rejected K/As."}
{"query": "nuclear licensing compliance requirements", "positive": "The compliance requirements for nuclear licensing are detailed in various regulatory documents, including those issued by the NRC, which outline the necessary procedures and standards that must be met by applicants to ensure safe operation and environmental protection.", "negative": "The remediation services provided by AECOM encompass a wide range of activities, including soil and groundwater remediation, hazardous waste management, and facility decommissioning."}
{"query": "The safety analysis must account for the cooling times related to various assembly average burnup levels.", "positive": "#### 48 < Assembly Average Burnup < 49 GWd/MTU Minimum Cooling Time (years) | BWR/2-3 7x7 | BWR/4-6 7x7 | BWR/2-3 8x8 | BWR/4-6 8x8 | BWR/2-3 9x9 | BWR/4-6 9x9 | BWR/4-6 10x10 | 2.1 \u2264 E < 2.3 | - | - | - | - | - | - | - | 2.3 \u2264 E < 2.5 | - | - | - | - | - | - | - | 2.5 \u2264 E < 2.7 | - | - | - | - | - | - | - | 2.7 \u2264 E < 2.9 | 10.5 | 11.6 | 8.7 | 10.8 | 7.3 | 10.6 | 9.9 | 2.9 \u2264 E < 3.1 | 10.2 | 11.3 | 8.5 | 10.4 | 7.1 | 10.2 | 9.7 | 3.1 \u2264 E < 3.3 | 10.0 | 11.0 | 8.3 | 10.1 | 7.0 | 9.4 | 9.4 | 3.3 \u2264 E < 3.5 | 9.7 | 10.7 | 8.9 | 9.9 | 6.9 | 9.8 | 9.2 | 3.5 \u2264 E < 3.7 | 9.5 | 10.5 | 7.9 | 9.7 | 6.8 | 9.6 | 9.0 | 3.7 \u2264 E < 3.9 | 9.3 | 10.3 | 7.8 | 9.5 | 6.7 | 9.4 | 8.9 | 3.9 \u2264 E < 4.1 | 9.1 | 10.1 | 7.4 | 9.1 | 6.3 | 8.9 | 8.5 | 4.1 \u2264 E < 4.3 | 9.0 | 9.9 | 7.5 | 9.2 | 6.4 | 9.0 | 8.6 | 4.3 \u2264 E < 4.5 | 8.8 | 9.6 | 7.3 | 8.9 | 6.3 | 8.8 | 8.4 | 4.5 \u2264 E < 4.7 | 8.7 | 9.5 | 7.2 | 8.6 | 6.2 | 8.7 | 8.3 | 4.7 \u2264 E < 4.9 | 8.5 | 9.3 | 7.1 | 8.8 | 6.1 | 8.6 | 8.2 | E \u2265 4.9 | 8.5 | 9.1 | 7.8 | 9.0 | 6.0 | 8.5 | 8.0 |", "negative": "### Certificate of Compliance No. 1031 B2-74 Amendment No. 1, Revision No. 3"}
{"query": "What is the purpose of the NRC exam for nuclear plant operators?", "positive": "The NRC's examination process is designed to ensure that operator license applicants possess the necessary knowledge and skills to operate a nuclear power plant safely and effectively.", "negative": "Watts Bar Nuclear Plant utilizes a variety of systems to manage coolant flow and maintain reactor temperatures."}
{"query": "What are the requirements for evaluating instrumentation and control systems in nuclear facilities?", "positive": "Instrumentation and control systems must be evaluated to ensure they meet the necessary safety and operational requirements as outlined in regulatory filings.", "negative": "The research outlines various reactor types and their operational characteristics, with a focus on the implications of design variations."}
{"query": "radiological impact analysis", "positive": "The radiological impact analysis is a critical component of the licensing process that assesses the potential radiation exposure to the public and the environment resulting from the operation of a nuclear facility.", "negative": "The analysis was conducted using various compartments to evaluate the distribution and flow of fluids within the system, ensuring that safety regulations are met."}
{"query": "normal power supply to 6.9kV Shutdown Board", "positive": "CSST C is the normal power supply to 6.9kV Shutdown Bd. 2A-A.", "negative": "Plausible because CSST A is a 6.9kV power supply to Start Bus A and RCP Start Bus A."}
{"query": "The NRC conducts a safety review to evaluate licensing actions and related inspections at nuclear facilities.", "positive": "To discuss issues associated with the safety review of licensing actions and/or Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) closures for SNC's Vogtle Electric Generating Plant, Units 3 and 4", "negative": "This is a Category 1 meeting. The public is invited to observe this meeting and will have one or more opportunities to communicate with the NRC after the business portion of the meeting but before the meeting is adjourned."}
{"query": "emergency power for ECCS", "positive": "An onsite electric power system and an offsite electric power system shall be provided to permit functioning of structures, systems, and components important to safety.", "negative": "Normal ESF operating status and deviations from this status to include the ECCS and associated power sources is controlled by the NAPS TSs."}
{"query": "What is an Incidental Take Report in the context of environmental compliance?", "positive": "Attached is the Incidental Take Report and Data Collection Form for a deceased Atlantic sturgeon collected on 1/30/2025 from the Salem Generating Station during routine raking of the circulating water intake trash bars.", "negative": "The information contained in this e-mail, including any attachment(s), is intended solely for use by the named addressee(s). If you are not the intended recipient, or a person designated as responsible for delivering such messages to the intended recipient, you are not authorized to disclose, copy, distribute or retain this message, in whole or in part, without written authorization from PSEG."}
{"query": "What structures are important in nuclear facility scoping and screening?", "positive": "The following structures and commodity groups are addressed in this section: Circulating Water Inlet Tunnel, Component Supports, Cooling Water Structures, Crib Houses, Diesel Generator & HPCI Building, Insulation Commodity Group, Isolation Condenser Pump House, Main Control Room and Auxiliary Electric Equipment Room, Primary Containment, Radwaste Structures, Reactor Building, Stacks, Structural Commodity Group, Switchyard Structures, Turbine Building, Yard Structures.", "negative": "The total number of components analyzed in this report is significant, ensuring that all potential safety concerns are addressed during the licensing process."}
{"query": "What is the purpose of monitoring noble gas emissions in nuclear facilities?", "positive": "Operation for noble gas monitoring requires careful measurement and analysis to ensure safety and compliance with regulatory standards.", "negative": "The auxiliary building is critical for housing support systems necessary for the operation of the nuclear facility."}
{"query": "USGS gages on the Savannah River", "positive": "#02187252 - USGS Gage on the Savannah River below Hartwell Lake near Hartwell, Georgia", "negative": "Burtons Dam, GA is part of the NWS Sub-Watersheds in the Savannah River Watershed."}
{"query": "The Turkey Point Nuclear Plant's emergency procedures are tailored to precisely fit its operational context.", "positive": "This Turkey Point Nuclear Plant (PTN) Emergency Plan Annex supplements the NextEra Common Emergency Plan by providing site-specific information unique to the station.", "negative": "PTN includes two 802 MWe Westinghouse pressurized water reactors (Units 3 and 4) located on a 3,300-acre site two miles east of Homestead, Florida, United States, next to Biscayne National Park located about 25 miles (40 km) south of Miami, Florida near the southernmost edge of Miami-Dade County."}
{"query": "loss-of-coolant-accident", "positive": "Loss-of-coolant-accident ducts (both run up the wall of the containment building) were sources of exposure to personnel climbing up to the polar crane.", "negative": "The decontamination and dose reduction efforts focused on tasks to minimize cumulative worker exposures through the end of the cleanup."}
{"query": "What are the evaluation criteria for RadICS communication methods?", "positive": "A complete safety RadICS based system design will require further evaluation against this guidance.", "negative": "Addressed in PSAI 7.10 and satisfied by: - Licensing Technical Report"}
{"query": "The NRC mandates a thorough risk evaluation when considering a change to the plant configuration under the Risk Informed Completion Time Program.", "positive": "For planned changes, the revised RICT must be determined prior to implementation of the change in configuration.", "negative": "The safety systems must ensure that operations remain within normal parameters to prevent any incidents."}
{"query": "What are the exposure limits for workplace noise according to NIOSH?", "positive": "The National Institute for Occupational Safety and Health (NIOSH) recommends an exposure limit for workplace noise of 85 dBA for a duration of 8 hours per day (NIOSH 1998).", "negative": "During construction, wildlife likely will avoid areas where noise-generating activities are ongoing."}
{"query": "non-transportation emissions", "positive": "Table 13 summarizes the estimated non-transportation and transportation-related emissions from combustion, listing the emissions of THC, NOx, CO, PM10, SO2, and CO2 for various equipment types.", "negative": "The table above outlines the operational phases of equipment types, highlighting their respective emissions metrics due to different activities."}
{"query": "ITAAC notification types", "positive": "ITAAC notification types include ICN (Initial Certification Notification), IPCN (Individual Performance Certification Notification), and UIN (Unsolicited Notification) as specified in regulatory filings.", "negative": "The NRC conducts regular inspections to ensure compliance with the operational requirements set forth in the facility\u2019s license."}
{"query": "maximum water level at CNS", "positive": "In accordance with the guidelines in ANSI/ANS-2.8-1992 (Reference 2.2-9), the maximum PMF level at the plant site needs to consider the wind setup and wave runup effect from the coincidental occurrence of a 2-year design wind event.", "negative": "Model results indicated that velocities in that area peaked between 5 and 6 fps."}
{"query": "What are the energy levels and yields for various radionuclides?", "positive": "CS-137 has an energy of 661.65 keV and a yield of 85.12%.", "negative": "The table displays different units of measurement for assessing radioactive materials."}
{"query": "The NRC standards require accurate measurements of wind speed and direction to ensure safety in operational environments.", "positive": "Aerovane Model 120 has a speed range of 2.5-3.0 mph and an accuracy of \u00b11.5\u00b0.", "negative": "Calibration of instruments must be performed regularly to ensure data integrity and operational efficiency."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process consists of multiple steps that ensure the safety and effectiveness of nuclear facilities, including thorough assessments of design and operating plans.", "negative": "The components used in advanced reactors are carefully selected based on their performance characteristics and ability to withstand extreme conditions."}
{"query": "What does Specification 3.0.5 establish regarding MODE changes?", "positive": "Specification 3.0.5 establishes limitations on MODE changes when a Limiting Condition for Operation is not met.", "negative": "For example, if HOT STANDBY is reached in 2 hours, the time allowed to reach HOT SHUTDOWN is the next 11 hours because the total time to reach HOT SHUTDOWN is not reduced from the allowable limit of 13 hours."}
{"query": "The transfer of a licensed nuclear device must be properly documented and communicated to the NRC.", "positive": "This device was transferred to RAM Services, Inc. (License No. 071-1234-01) on August 20, 2020 for disposal.", "negative": "The Metropolitan St. Louis Sewer District submitted multiple certified mail letters documenting the nuclear device transfer to the US Nuclear Regulatory Commission but did not receive confirmation of receipt."}
{"query": "What is the purpose of the control room ventilation system in a nuclear plant?", "positive": "The control room ventilation system is designed to ensure proper air quality and temperature control within the control room environment, thereby maintaining operator performance and safety during normal and emergency conditions.", "negative": "The mechanical closure components are critical for ensuring that the pressure boundary remains intact, preventing any unintended release of radioactive materials."}
{"query": "The NRC specifies that the developed head of each auxiliary feedwater pump must be verified according to the specified flow test requirements.", "positive": "Verify each AFW automatic valve that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal.", "negative": "In accordance with the Surveillance Frequency Control Program"}
{"query": "scaling methodology in reactor testing", "positive": "The Scaling Methodology for the Kairos Power Testing Program describes how the company evaluates the safety and performance of its reactor designs through systematic testing procedures that apply scaling laws and principles.", "negative": "The affidavit supporting the request for withholding from public disclosure under 10 CFR 2.390 outlines the legal basis and justification for keeping certain documents confidential, ensuring that sensitive information is not released to the public."}
{"query": "minimum initial assembly average enrichment", "positive": "Minimum Initial Assembly Avg. Enrichment", "negative": "Minimum Cooling Time (years)"}
{"query": "What are the assumptions made about the maximum temperature that the PSW concrete can withstand in relation to gamma heating?", "positive": "It is shown that gamma heating can elevate the temperature within a foot or so inside the biological shield wall concrete.", "negative": "1. Discuss differences in ventilation induced air flow with that of natural within the cavity (in ft/sec)."}
{"query": "Prior regulatory approvals are necessary before constructing new nuclear units to ensure compliance with safety standards.", "positive": "If Dominion decides to proceed with the development of new units, it would enter into and obtain appropriate regulatory approvals to purchase or lease the ESP site from Virginia Power and ODEC.", "negative": "The parties would also agree to work cooperatively to control third-party activity that might otherwise present an unacceptable hazard to nuclear operations."}
{"query": "What are the aging management considerations for concrete in nuclear facilities?", "positive": "Reduction of strength and modulus of elasticity due to elevated temperature (>150\u00b0F general; >200\u00b0F local) is a significant aging effect for concrete components in nuclear facilities.", "negative": "Not Applicable. This Item Number is not applicable to the BFN Mark I steel containment. See Subsection 3.5.2.2.1.1."}
{"query": "surveillance frequency requirements for diesel generators", "positive": "This Surveillance shall be conducted on only one DG at a time.", "negative": "Verify each day tank contains \u2265 500 gallons of fuel oil."}
{"query": "The scram air header must be vented according to the procedural guidelines established in QCOP 0300-28.", "positive": "The NSO has directed you to vent the scram air header.", "negative": "Some operations that are performed from outside of the control room may require multiple steps."}
{"query": "migrant workers statistics", "positive": "| State     | County     | Number of farms with migrant workers | # of migrant workers |\n|-----------|------------|--------------------------------------|----------------------|\n| Alabama   | Blount     | 9                                    | 105                  |\n|           | Colbert    | 6                                    | 6                    |\n|           | Cullman    | 6                                    | 11                   |\n|           | Franklin   | 1                                    | (D)                  |\n|           | Jackson    | 2                                    | (D)                  |\n|           | Lauderdale | 0                                    | 0                    |\n|           | Lawrence   | 0                                    | 0                    |\n|           | Limestone  | 3                                    | (D)                  |\n|           | Madison    | 2                                    | (D)                  |\n|           | Marion     | 1                                    | (D)                  |\n|           | Marshall   | 1                                    | (D)                  |\n|           | Morgan     | 1                                    | (D)                  |\n|           | Walker     | 2                                    | (D)                  |\n|           | Winston    | 0                                    | 0                    |", "negative": "The regulatory structure for nuclear power plants includes multiple layers of oversight to ensure safety and compliance with federal and state laws."}
{"query": "pool-type reactor", "positive": "The facility is planned to be a pool-type reactor that uses liquid sodium as the coolant instead of water.", "negative": "The NRC staff is preparing an environmental impact statement (EIS) on the proposed action of whether to issue a CP for the facility, as provided by 10 CFR 51, \"Environmental Protection Regulations for Domestic Licensing and Related Regulatory Functions,\" the NRC's environmental protection regulations that implement the National Environmental Policy Act of 1969, as amended (NEPA)."}
{"query": "The NRC mandates that operators follow specific procedures when a control rod cannot be driven appropriately.", "positive": "The SRO directs ATC to enter and take actions per QCOA 0300-02, Inability to Drive a Control Rod: Control Rod Stuck.", "negative": "Based on the QNE input, the ATC may increase Drive Water Pressure up to 370 psid as indicated on the 1-340-4, DRIVE WTR PRESS gauge at the 901-5 panel."}
{"query": "baseline water quality determination process", "positive": "The collection of baseline water quality data, and determination of baseline water quality conditions will be very important as the Upper Control Limits (UCL\u2019s) and ground water restoration objectives would be based on this data.", "negative": "Monitor wells will be installed per the Production Area Hydrologic Test Document, which will be reviewed, and approved by the SERP."}
{"query": "What is the significance of DNBR in reactor safety?", "positive": "The DNBR (Departure from Nucleate Boiling Ratio) is a crucial parameter in nuclear reactor safety, as it indicates the margin to boiling onset and helps to ensure core cooling under varying operational conditions.", "negative": "The Core Average Temperature data shows how the temperature fluctuates in the reactor core over time, indicating the thermal response but does not directly relate to the safety margin against boiling."}
{"query": "The test setup for the CTU-2 puncture drop tests is critical for assessing the safety of containment components.", "positive": "Figure 2.12.1-19 shows the test setup for the CTU-2 puncture drop test, which is intended to evaluate the performance of containment structures under specified conditions.", "negative": "The design of safety-related systems requires extensive documentation and thorough evaluations to ensure compliance with regulatory standards."}
{"query": "The flow rate of RCIC should be adjusted to maintain desired operational parameters.", "positive": "Verify RCIC flow increases to 400 gpm. Verifies 400 gpm indicated on RCIC Flow Controller, (FIC 1-1340-1).", "negative": "Positions MO 1-1301-60 c/s to OPEN and verifies: \u2014 OPEN light lit. \u2014 CLOSED light out."}
{"query": "The completion of ITAAC involves ensuring that all safety-related systems meet specified requirements.", "positive": "Completion of ITAAC E.3.9.08.01.02 confirms that the required inspections have been successfully performed and all acceptance criteria have been met.", "negative": "The Vogtle Electric Generating Plant Unit 3 is designed to operate with a capacity of 1,154 megawatts and incorporates advanced safety features."}
{"query": "What is the stripping fraction for isotopes?", "positive": "Stripping fractions are defined as the ratio of the number of atoms of a specific isotope removed during a process to the total number of atoms of that isotope initially present.", "negative": "The NRC reviews applications for new reactor licenses to ensure they meet safety and environmental standards."}
{"query": "What is an NPDES permit for a nuclear power station?", "positive": "Clinton Power Station, NPDES Permit No. IL0036199, 1998 Summer Temperature Monitoring Data in Salt Creek Below Dam.", "negative": "The NRC requires regular inspections and assessments of plant operations to ensure compliance with safety regulations."}
{"query": "The NRC evaluates modifications to enhance the safety and reliability of emergency cooling systems in reactors.", "positive": "Increase the reliability of the low-pressure emergency core cooling system (ECCS) reactor pressure vessel (RPV) low pressure permissive circuitry. Install manual bypass of low pressure permissive.", "negative": "A: AC/DC, B: Core Cooling, C: FW/Condensate, D: HVAC, E: Instrument Air/Nitrogen, F: Containment Phenomena, G: Containment Bypass, H: ATWS, I: Internal Flooding, J: Seismic, K: Fire, L: Other, M: Cooling Water, N: Seal Cooling"}
{"query": "What is the function of the Containment Spray System in nuclear reactors?", "positive": "The Containment Spray System is shown on Figure 6-194. The spray system consists of two spray pumps and spray heat exchangers in parallel, with associated piping, valves and spray headers in the upper Containment volume.", "negative": "The realignment procedure for the spray pumps is detained in Table 6-125."}
{"query": "What is the purpose of the Aging Management Review (AMR)?", "positive": "This chapter provides the results of the AMR for those structures and components identified in Section 2.0 as being subject to AMR.", "negative": "The major sections of this chapter are: Aging Management of Reactor Vessel, Internals, and Reactor Coolant System (Section 3.1)"}
{"query": "general license registration", "positive": "General License Registration Number: GL-705591-26", "negative": "Company Name: ROSE ACRE FARMS"}
{"query": "NRC guidelines for freezing plant procedures before operator licensing examinations", "positive": "Guidelines regarding the \u201cfreezing\u201d of plant procedures in advance of an initial operator licensing examination have been added to NUREG-1021 as part of Supplement 1 to Revision 9, which was published in October 2007.", "negative": "Can a plant freeze multiple procedures at different times based on the scope of the procedure change and how its implementation date affects examination development and administration?"}
{"query": "What is the significance of unit hydrographs in flood hazard reevaluation?", "positive": "The unit hydrographs developed for the licensing basis PMF and used in the flood hazard reevaluation are developed from gage data and calibrated to historical events.", "negative": "The PMF analysis assumed each dam is able to fully open gates and no debris blockage of the spillways occurs."}
{"query": "Conventional nuclear energy systems do not utilize hybrid methodologies in their operation.", "positive": "Conventional Nuclear does not use a hybrid approach.", "negative": "The turbine generator converts thermal energy into mechanical energy to drive the generator."}
{"query": "What is the purpose of an Audit Plan in nuclear regulatory submissions?", "positive": "The Audit Plan provides a framework for evaluating the effectiveness of the licensee's implementation of their safety management system.", "negative": "Plant Licensing Branch III is responsible for the review and approval of all license amendments and renewals."}
{"query": "In the event of a loss of flow in the component cooling system, operators must identify the key indicators such as pump trip and low flow alarms.", "positive": "Loss of CCS flow is indicated by alarming conditions including a pump trip, multiple low flow alarms, and low header pressure.", "negative": "Surge Tank level less than 60% and dropping uncontrolled indicates potential issues that need to be addressed in other systems."}
{"query": "The ASTEC V1.3 analyses for the LOFT LP-FP-2 experiment involved critical evaluations of temperature excursion limits.", "positive": "The ASTEC V1.3 simulation of the LOFT LP-FP-2 experiment has the onset of the temperature escalation (at the 1.067 m. elevation) occurring at a temperature greater than 1700 K (2600\u00b0F); figure 17 also shows that in the experiment the actual onset of the temperature escalation (at the 1.067 m. elevation) occurred at a temperature well below 1500 K (2240\u00b0F).", "negative": "It is noteworthy that, regarding the ASTEC V1.3 simulation of the LOFT LP-FP-2 experiment during reflood, \u201cRecent Advances in ASTEC Validation on Circuit Thermal-Hydraulic and Core Degradation\u201d states: High temperature excursions with extended core degradation and enhanced hydrogen release observed in the test during reflooding were not reproduced by ASTEC due to lack of adequate modeling."}
{"query": "The NRC's evaluation of compliance ensures that licensees maintain safety standards during reactor operations.", "positive": "The NRC requires licensees to conduct regular safety assessments to ensure compliance with regulatory standards and operational safety for nuclear reactors.", "negative": "In 2023, the facility upgraded several control systems to enhance operational performance and efficiency."}
{"query": "The NRC mandates that licensees implement systems to evaluate and manage the integrity of pressure boundary components.", "positive": "Piping, piping components are critical for maintaining the pressure boundary and require a one-time inspection program to evaluate their condition.", "negative": "The aging management program for insulated piping focuses on monitoring the external surfaces for general and localized corrosion effects."}
{"query": "What are the implications of caution notes in Emergency Operating Procedures?", "positive": "The Shift Foreman will monitor the Function Restoration Procedures for information only until a specific point in the procedure is reached while performing which of the following procedures?", "negative": "A. Incorrect. Caution prior to step 1 states: Function Restoration Procedures shall not be implemented prior to completion of step 12."}
{"query": "saturation deficit", "positive": "Saturation Deficit (gm/kg) is a measurement utilized in various safety considerations regarding the impact of environmental factors on equipment performance.", "negative": "Total No. Observations indicate the number of data points collected during the study across different wind directions."}
{"query": "The report detailing the activities and findings from the recent refueling outage at St. Lucie Unit 2 includes an Owner's Activity Report, Form OAR-1, submitted after each operational period.", "positive": "The OAR-1 report is prepared, certified and submitted upon completion of each refueling outage.", "negative": "Should you have any questions regarding this submittal, please contact Ms. Maribel Valdez, Fleet Licensing Manager, at 561-904-5164."}
{"query": "chemical analysis of selenium", "positive": "### Selenium, dissolved\n**EPA 200.8**\n\n| ACZ ID      | Type   | Analyzed | PCN/SCN | QC    | Sample | Found Units | Rec% | Lower | Upper | RPD | Limit | Qual |\n|-------------|--------|----------|---------|-------|--------|-------------|------|-------|-------|-----|-------|------|\n| WG954421    | ICV    | 08/01/24 20:14 | MS240613-12 | .05  | .05195 mg/L | 104  | 90  | 110 |     |       |      |\n| WG954421CIB | ICB    | 08/01/24 20:16 | U     | mg/L | -0.0002 | 0.0002 |       |       |       |     |       |\n| WG954421FLB | LFB    | 08/01/24 20:20 | MS240613-7  | .05005 | .05149 mg/L | 103  | 85  | 115 |     |       |      |\n| L89112-010A | AS     | 08/01/24 20:49 | MS240613-7  | .05005 | .05529 mg/L | 110  | 70  | 130 |     |       |      |\n| L89112-010A | ASD    | 08/01/24 20:51 | MS240613-7  | .05005 | .05361 mg/L | 107  | 70  | 130 | 3   | 20    |      |", "negative": "### Sulfate  \n**EPA 300.0**\n\n| ACZ ID      | Type   | Analyzed | PCN/SCN | QC    | Sample | Found Units | Rec% | Lower | Upper | RPD | Limit | Qual |\n|-------------|--------|----------|---------|-------|--------|-------------|------|-------|-------|-----|-------|------|\n| WG952493    | ICV    | 07/03/24 11:41 | W126028-6  | 50.05 | 49.15 mg/L | 98   | 90  | 110 |     |       |      |\n| WG952493CIB | ICR    | 07/03/24 11:59 | U     | mg/L | -0.9  | 0.9  |       |       |       |     |       |\n| WG953640    | ICV    | 07/23/24 21:26 | W240708-2  | 29.997 | 30.47 mg/L | 102 | 90  | 110 |     |       |      |\n| WG953640LFB | LFB    | 07/23/24 21:26 | W240708-2  | 29.997 | 30.15 mg/L | 101 | 90  | 110 |     |       |      |\n| L89112-010A | AS     | 07/23/24 23:47 | W240708-2  | 1499.85 | 976 2655.07 mg/L | 112 | 90  | 110 |     | 2  | 20  |\n| L89112-010ASD | ASD  | 07/24/24 00:15 | W240708-2  | 1499.85 | 976 2705.58 mg/L | 115 | 90  | 110 |     | 2  | 20  |"}
{"query": "The construction and functioning of the Bellefonte plant is expected to significantly enhance local economies by generating jobs and increasing spending in the area.", "positive": "Based on past TVA experience, it is anticipated that construction and operation of the Bellefonte plant will promote economic activity in the local area.", "negative": "These cities similarly face the prospect of an inadequate number of teachers and classrooms for school children of TVA workers."}
{"query": "The activity levels of various nuclides are critical for understanding radioisotope behavior in safety assessments.", "positive": "Wt mean Activity (pCi/grams) represents the weighted mean activity concentration of a nuclide, measured in picocuries per gram.", "negative": "The confidence value indicates the reliability of the measurement process, with higher values reflecting greater certainty."}
{"query": "What are the characteristics of the stratigraphy in the Crownpoint project area?", "positive": "The stratigraphy in the Crownpoint project area is presented in Figure 3.3-7. The Recapture Member (termed the Recapture mudstone unit in the Crownpoint project area) is the underlying confining unit and has been confirmed to have a thickness of approximately 75 to 80 m [250 to 260 ft].", "negative": "Recent soil surveys are more specific and localized in soil classification. While the 1979 TVA soil survey identified three soil units within the Crownpoint project area, the NRCS soil survey depicts nine soil units (Figure 3.3-8)."}
{"query": "The enrichment of uranium is critical for determining the performance of nuclear fuel assemblies.", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) is a key factor in the loading of nuclear fuel for different assembly types.", "negative": "The table presents various assembly designs, including CE 14x14 and B&W configurations, along with their specific cooling times."}
{"query": "concentration of radionuclides", "positive": "The table indicates the concentrations of various radionuclides, including H-3, C-14, and Cs-137, measured in picocuries per gram (pCi/g).", "negative": "In addition to the radionuclide concentrations, the report discusses various methodologies used in the analysis of nuclear safety assessments."}
{"query": "The integrity of the steam plenum must be maintained to ensure safe reactor operations.", "positive": "The steam plenum serves as a crucial component in the reactor's primary circuit by providing a space for steam separation and pressure management during normal and accident conditions.", "negative": "The safety analysis report includes detailed descriptions of the site's seismic analysis and geological evaluations, which are essential for understanding potential natural hazards."}
{"query": "What are the separation criteria for cables entering the Reactor Building?", "positive": "Separation criteria for cables entering the Reactor Building between elevations 733\u2019 and 767\u2019 are: Cables associated with Engineered Safety Features Train A functions are located between elevation 750\u2019 and 761\u2019. Cables associated with Engineered Safety Features Train B functions are located between elevation 733\u2019 and 750\u2019. Cables associated with reactor protection and Engineered Safety Features instrumentation entering the Reactor Building are separated by routing two channels through penetrations.", "negative": "Proper installation of the fire stops and seals is assured by following approved manufacturer's installation procedures and techniques. Each installation is visually inspected periodically to verify that its integrity is maintained."}
{"query": "When entering a condition, if required actions are not completed in the specified timeframes, the situation may escalate to the next condition.", "positive": "The Completion Time clock for Condition A does not stop after Condition B is entered, but continues from the time Condition A was initially entered.", "negative": "The Required Action should be pursued without delay and in a controlled manner."}
{"query": "What is a materials engineer in the context of nuclear safety?", "positive": "Matthew Hiser is a Materials Engineer at the US Nuclear Regulatory Commission, specializing in corrosion and metallurgy related to nuclear safety.", "negative": "Last passport from the workshop visitors for next week."}
{"query": "What is the significance of the DNBR in nuclear reactor safety?", "positive": "DNBR, or Departure from Nucleate Boiling Ratio, is a critical safety parameter used to evaluate the heat transfer performance and cooling of a nuclear reactor core.", "negative": "The Vogtle Electric Generating Plant consists of two units that provide significant electrical generation capabilities through advanced reactor technologies."}
{"query": "The evaporation of noncondensable gases from the main condenser during normal operations is crucial for maintaining efficiency.", "positive": "The Main Condenser Evacuation System is designed to remove noncondensable gases and inleaking air from the main and feedwater pump turbine condenser shells during plant startup, cooldown and normal operations.", "negative": "Periodic visual inspections and preventative maintenance are conducted following normal industrial practice."}
{"query": "The NRC mandates that operators verify the status of isolation valves during reactor shutdown procedures.", "positive": "Verify SG blowdown isolation valves are closed:", "negative": "Trip all SG stop valves closed:"}
{"query": "SER Coverage testing activity", "positive": "SER Coverage is a component of testing activity that ensures the reliability and effectiveness of safety-related systems during operational assessments.", "negative": "The Project Implementation Deliverables section outlines the expected outcomes and timelines for project completion, ensuring that all necessary tasks are addressed."}
{"query": "calibration of GM Survey Meter", "positive": "S.E. International, Inc. certifies the above-described instrument was calibrated in a known radiation field using a Cs 137 (662keV) beam calibrator.", "negative": "This certificate may not be reproduced without S.E. International, Inc. TN LICENSEE R-51002-C27."}
{"query": "The report includes the original area and the uncertainties associated with the energy measurements taken during the experiment.", "positive": "The subtracted area and subtracted uncertainty values provide clarity on the adjustments made to account for ambient background noise in the measurements.", "negative": "The peaks observed in the spectrum are analyzed using various methodologies to ensure accurate reporting."}
{"query": "The Joseph M. Farley Nuclear Power Plant operates within a licensed framework established by the NRC.", "positive": "The Farley Plant Site consists of two nuclear reactors: the Unit 1 and Unit 2 reactors, both operating under the license issued by the NRC.", "negative": "The site is located near the Chattahoochee River, which provides essential cooling water for the reactors."}
{"query": "What are the vascular plant species observed in the HCS study area?", "positive": "Vascular Plant Species Observed on the HCS Study Area, 2021-2022", "negative": "The NRC requires that all modifications to existing facilities be reported in a timely manner."}
{"query": "What is the method for calculating the seismic hazard interval annual initiating event frequency?", "positive": "The seismic hazard interval annual initiating event frequency is calculated (except for the final interval) by subtracting the mean exceedance frequency associated with the g-interval (high) end point from the mean exceedance frequency associated with the g-interval beginning point.", "negative": "This is common practice in industry SPRAs."}
{"query": "The NRC mandates specific analytical techniques to assess radiological safety in the environment.", "positive": "The following Analytical Methods were performed: DOE EM. HALS-300, Am-05-RC Modified, ASTM C 1475-00 Modified, DOE EM HALS-300, Pu-11-RC Modified, DOE RESL N-1, among others.", "negative": "The project detailed in this document is the LACBWR Site Restoration Project, which involves a variety of preparatory and analytical tasks."}
{"query": "What are the results for various isotopes of Americium in the context of solid waste analysis?", "positive": "Americium-241                    | U         | 0.00232    | +/-0.00242       | 0.0505 | 0.400 | pCi/g         |     |     | MSX2        | 08/01/19 | 0937 1898435 | 1      \nAmericium-243                    | U         | -0.00182   | +/-0.0157        | 0.0365 | 0.400 | pCi/g         |     |     | MSX2        | 08/03/19 | 1327 1898436 | 2      ", "negative": "Neptunium-237                    | U         | 0.00217    | +/-0.000317      | 0.00521 | 0.010 | pCi/g         |     |     | MSX2        | 08/03/19 | 1327 1898436 | 2      "}
{"query": "minimum distance to project area", "positive": "The Minimum Distance to the Crownpoint Project Area is measured in meters, indicating the closest proximity that a water right can be located relative to the project.", "negative": "The average summer flow rate for Well NTUA-2 is recorded at 222 liters per minute, which shows the water output during the peak season."}
{"query": "What is the purpose of the Common Emergency Plan in nuclear facilities?", "positive": "The Common Emergency Plan is established to ensure that Florida Power & Light Company can effectively respond to any radiological emergency, consistent with NUREG-0654, Revision 2.", "negative": "The Turkey Point Nuclear Generating Plant includes Units Nos. 3 and 4, which have specific operating licenses that govern their operation and safety protocols."}
{"query": "What is the significance of reactor coolant system pressure criteria in nuclear regulations?", "positive": "Clarified peak reactor coolant system pressure criterion.", "negative": "Updated Station Manager title to Site Vice President and Assistant Station Managers titles to Manager-Station O&M and Manager-Station S&L."}
{"query": "What does 'Method Detection Limit' mean in nuclear regulatory context?", "positive": "MDL  Method Detection Limit", "negative": "The detected analyte was only tentatively identified, and the result is approximate."}
{"query": "What are the oral ingestion ALI values for Americium isotopes?", "positive": "Americium-241 has an Oral Ingestion ALI of 8E-1 \u00b5Ci, while Americium-242 has the same value of 8E-1 \u00b5Ci.", "negative": "Curium-241 has an inhalation ALI of 3E-1 \u00b5Ci, showing a significant difference in safety measures for different radionuclides."}
{"query": "ITAAC notification review status", "positive": "The ITAAC notification review status indicates whether adequate and sufficient information has been provided for the safety review process.", "negative": "The NRC regulation 10 CFR 50.55a outlines requirements for the design and fabrication of components in nuclear power plants."}
{"query": "The population dose can be evaluated using the population count method as demonstrated in the IRRIDOSE benchmark runs.", "positive": "Population Dose by Population Count Method integrates exposure data to estimate radiation doses to populations.", "negative": "The methodology described in the IRRIDOSE benchmark runs allows for the examination of various reactor configurations and their impacts."}
{"query": "What are the criteria for admissible contentions in NRC licensing proceedings?", "positive": "Admissible contentions explain the issue to be litigated, provide supporting facts or expert opinion and specify sources or documents on which it intends to rely; CLI-21-2, 95 NRC 1 (2022)", "negative": "NRC's reactor design criteria and standards are intended to ensure the ability to withstand environmental hazards, such as earthquakes and flooding, without loss of capacity to perform their safety functions; LBP-21-2, 95 NRC 49 (2022)"}
{"query": "nuclear power plant licensing process", "positive": "As of the latest report, there are 94 operating nuclear power plants in the United States, which are licensed by the NRC following a rigorous licensing process that ensures compliance with safety and operational standards.", "negative": "In addition to nuclear power plants, there are also 31 research and test reactors that serve various educational and experimental purposes, licensed under different regulatory frameworks."}
{"query": "What steps are involved in emergency termination during a nuclear incident?", "positive": "Confirm emergency termination. INITIALS: _______  DATE/TIME: _______/_____", "negative": "If protective actions had been implemented, verify completion of the actions necessary to allow reentry into affected areas."}
{"query": "The NRC will evaluate the environmental impacts of renewing the Oconee Station operating licenses versus those of alternative energy options.", "positive": "The environmental impacts of the proposed action (renewing the Oconee Station operating licenses) would be SMALL for all impact categories.", "negative": "Duke Energy\u2019s 2020 Integrated Resource Plan considered retirement of all coal-fired units to meet its carbon dioxide reduction goals and align with state energy policies and legislation."}
{"query": "safety evaluation report", "positive": "The Safety Evaluation Report (SER) documents the findings and conclusions of the NRC's review of a license application and outlines the regulatory framework, safety assessments, and compliance evaluations necessary to ensure public health and safety.", "negative": "The integration of new technologies into the power generation sector requires careful consideration of operational efficiency and reliability in the context of existing infrastructure."}
{"query": "What is clean strainer head loss in nuclear regulatory filings?", "positive": "This flow sweep data was used to characterize flow regime through the strainer and to adjust the clean strainer head loss (CSHL) to different plant conditions.", "negative": "Afterwards, at least one flow sweep was performed by measuring strainer head losses at several different flow rates."}
{"query": "The analysis of various isotopes, including Europium-152, provides critical data for ensuring safety and regulatory compliance.", "positive": "Europium-152   | U   |        | Uncertainty | U        | -0.00166 | pCi/g  |      |              | MXR1           | 07/26/19   | 10:51  |", "negative": "Batch          | 1889567 |       |      |          |         |        |      |              |                |            |        |"}
{"query": "What actions should be taken to manage reactor power levels when parameters indicate rising values?", "positive": "Unit 2 was at 90% power when the following occurs: Reactor power is 91% and rising.", "negative": "The reactor pressure is 1000 psig and rising."}
{"query": "secondary side cleaning in steam generators", "positive": "Advanced scale conditioning agents were applied during this outage in all SGs followed by sludge lancing. A best estimate of deposits removed is a total of 5,000 pounds. Report results of sludge lancing if no chemical cleaning was performed.", "negative": "For recirculating SGs, report on channel head inspections that were performed on plug locations, divider plate and associated welds, tube-to-tubesheet welds, and cladding."}
{"query": "neutralization number in corrosion testing", "positive": "Neutralization numbers remained well above the specified acceptance (lower) limits and exhibited no consistent trends over time.", "negative": "The results of Unit 1 and Unit 2 CPM tests show that concentrations of corrosive ions and absorbed water content have remained well below the specified acceptance (upper) limits and, in addition, exhibit no adverse trends over time."}
{"query": "What is the ECHO report in relation to nuclear facilities?", "positive": "ECHO (Enforcement and Compliance History Online) Detailed Facility Report, Facility Summary, Duke Energy Oconee Nuclear Station.", "negative": "The Electric Power Research Institute conducted a Technical Evaluation of the Utility of Intake Approach Velocity as an Indicator of Potential Adverse Environmental Impact under Clean Water Act Section 316(b)."}
{"query": "The NRC mandates that assessments of masonry structures be conducted regularly to ensure compliance with aging management standards.", "positive": "The Masonry Walls aging management program is implemented as an element of the Structures Monitoring program, which is monitored under the Maintenance Rule.", "negative": "Although not in-scope for License Renewal, these two indications were evaluated and concluded that the identified defect did not compromise the structural integrity of the wall."}
{"query": "What is the purpose of the draft environmental assessment (EA) for the Palisades Nuclear Plant?", "positive": "The purpose of this letter is to notify your office of the issuance of the draft EA and draft FONSI, including a NHPA Section 106 effects determination for the undertaking.", "negative": "In addition, HDI distributed Palisades cultural resource management procedures on November 4, 2024."}
{"query": "The NRC mandates that structural fire barriers are essential for preventing the spread of fire within nuclear facilities.", "positive": "Structural Fire Barrier Walls are intended to function as a fire barrier, utilizing masonry walls to protect against fire hazards in indoor uncontrolled air environments.", "negative": "The aging management review results also include evaluations under NUREG-2192, focusing on the importance of maintaining regulatory compliance in operational practices."}
{"query": "The NRC stipulates that the SG secondary pressure must stay within safe limits during operational scenarios, taking into account RCS fluid temperatures.", "positive": "The maximum pressure in the SG secondary side is limited to the saturation pressure at the temperature of the RCS fluid on the SG primary side.", "negative": "Modification of other biases can generate many cases with similar maximum RCS pressures."}
{"query": "The acceptable temperature level of the Spent Fuel Pool is critical for safety compliance.", "positive": "Determined that Spent Fuel Pool Temperature is acceptable.", "negative": "Determined CCW flow rate from F1-197 is 3100 gpm and enters data on Attachment 4."}
{"query": "what is an intact fuel assembly", "positive": "INTACT FUEL ASSEMBLY is a fuel assembly without DAMAGED FUEL RODS. Connecticut Yankee fuel assemblies with missing fuel rods, or with missing fuel rods replaced with solid filler rods, or with structural damage, are considered INTACT FUEL ASSEMBLIES provided that they have no DAMAGED FUEL RODS. Yankee Class fuel assemblies with missing fuel rods replaced with Zircaloy or stainless steel rods, or with structural damage, are considered INTACT FUEL ASSEMBLIES provided they have no DAMAGED FUEL RODS.", "negative": "Spent nuclear fuel (SNF) that cannot fulfill its fuel-specific or system-related function."}
{"query": "What is the significance of a subtracted area in nuclear regulatory documents?", "positive": "The subtracted area refers to the net peak area after subtracting the effects of ambient background, allowing for a more accurate representation of the actual counts attributed to the source being measured.", "negative": "The energy values and their corresponding uncertainties are crucial for understanding the performance of the detector during measurement."}
{"query": "frazil ice formation in nuclear plants", "positive": "Frazil ice, fine needle-like structures or thin, flat circular plates of ice, can form on intake structures, thereby causing blockages of the intakes and reducing access to available water (Reference 2.4.7-16). Frazil ice begins to form when the water becomes supercooled (below its", "negative": "The tidal flow is much greater than the flow required by the intake structure, making the effects of an ice jam upstream and the resulting reduced Delaware River freshwater flow not a critical factor in the design of the new plant intake."}
{"query": "performance requirements for Class I PORVs", "positive": "If the block valve is associated with a Class I PORV: Restore block valve to OPERABLE status.", "negative": "In accordance with the RICT Program."}
{"query": "grain size measurements", "positive": "The grain size measurements are related to the distribution of particle sizes within a sample and can be expressed in both U.S. standard sieve openings and millimeters, aiding in the analysis of materials used in construction and safety assessments.", "negative": "The term 'gravel' can refer to a variety of materials that vary in size and composition, which are frequently employed in different construction and engineering applications."}
{"query": "The protection system must be independent to ensure reliability and redundancy in case of failures.", "positive": "10 CFR 50, Appendix A, GDC 22 requires protection system independence. The protection system shall be designed to assure that the effects of natural phenomena, and of normal operating, maintenance, testing, and postulated accident conditions on redundant channels do not result in loss of the protection function, or shall be demonstrated to be acceptable on some other defined basis.", "negative": "Duke Energy has evaluated the proposed exemption request against the applicable regulatory requirements described above. Based on this evaluation, there is reasonable assurance..."}
{"query": "nuclide identification in nuclear regulatory documents", "positive": "**IDENTIFIED NUCLIDES**", "negative": "Errors quoted at 2.000 sigma"}
{"query": "What is the Quality Assurance Program Description in the context of nuclear licensing?", "positive": "The NRC Step 1 extension letter outlines the closure criteria to the QAP Step 1 review topic as, 'understanding of the scope and application of the Quality Assurance Program to the Aurora.'", "negative": "Quality assurance, combined with pre-operational testing, startup testing, and the utilization of technical specifications throughout the life of the plant, are all go/no-go gates for safety assurance in the as-built plant."}
{"query": "What is COBRA-FLX and how does it relate to critical heat flux?", "positive": "COBRA-FLX is a thermal-hydraulic code that provides a correlation for critical heat flux, important for ensuring reactor safety under various operational and accident conditions.", "negative": "Local conditions from grid tests can vary widely based on the specific test parameters and configurations employed during the simulation."}
{"query": "tritium measurement units", "positive": "ZBG 5 | 7/16/2024  | TRITIUM                       | 0.428    | 1.000   | J         | 0.607     | pCi/mL    | REG         |", "negative": "ZBG 6 | 7/16/2024  | AIR TEMPERATURE                |          |         | REG       | 25.000    | degC      | REG         |"}
{"query": "dry weight analysis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "The enrichment level of uranium in the assembly is a critical factor in determining its overall safety and performance.", "positive": "Average Enrichment wt % 235U (E) is a key parameter that affects the cooling time and operational capabilities of the reactor core.", "negative": "The table provides varying configurations for different reactors including CE, WE, and B&W, but does not explain the significance of uranium enrichment."}
{"query": "Completion Time convention", "positive": "The Completion Time is the amount of time allowed for completing a Required Action. It is referenced to the time of discovery of a situation (e.g., equipment or variable not within limits) that requires entering an ACTIONS Condition unless otherwise specified, provided that MAGNASTOR\u00ae is in a specified condition stated in the Applicability of the LCO.", "negative": "Limiting Conditions for Operation (LCOs) specify the lowest functional capability or performance levels of equipment required for safe operation of the facility."}
{"query": "The data collected from monitoring wells indicates varying levels of fluoride in groundwater.", "positive": "Monitoring well W-39 is screened within the upper and lower surficial aquifer.", "negative": "The wells are spaced adequately to monitor the fluctuations in groundwater levels."}
{"query": "What is the ECL Alert in nuclear emergency classification?", "positive": "An ECL Alert occurs when an automatic or manual trip fails to shutdown the reactor, and subsequent manual actions taken in the MCR are not successful in shutting down the reactor.", "negative": "The plant response to the failure of an automatic or manual reactor trip will vary based upon several factors including the reactor power level prior to the event, availability of the condenser, performance of mitigation equipment and actions, other concurrent plant conditions, etc."}
{"query": "What are the key components of a nuclear reactor's technical specification?", "positive": "The technical specifications for a nuclear reactor include items such as limiting safety system settings, channels, and surveillance requirements that ensure safety and operability during various operational states.", "negative": "Safety management in nuclear plants involves not just compliance with regulations but also engagement with the local community to address any concerns they might have regarding plant operations."}
{"query": "The NRC stipulates that to enhance safety, a Hydrogen Mitigation System must be in place for controlled combustion during an accident scenario.", "positive": "The licensing requirements relative to the provisions for hydrogen control prescribed in 10CFR 50.44 have evolved from numerous deliberations among the Nuclear Regulatory Commission (NRC), the Advisory Committee on Reactor Safeguards (ACRS), and utilities.", "negative": "Table 6-118 shows the results of the calculation for hydrogen production and accumulation from the following sources: (1) zirconium-water reaction, (2) primary system hydrogen, (3) aluminum and zinc corrosion, and (4) radiolytic decomposition of core and sump solution."}
{"query": "What is the purpose of an OCA in nuclear packaging?", "positive": "The OCA, or Overpack Container Assembly, is designed to provide a robust protective layer for the contents during transport and storage, ensuring safety and compliance with regulatory requirements.", "negative": "The GNF NPC Package Assembly is critical for maintaining the integrity of nuclear materials, which involves complex engineering and adherence to various safety standards."}
{"query": "The rules governing inservice inspection of components in nuclear power plants are outlined in the ASME Boiler and Pressure Vessel Code.", "positive": "The ASME Boiler and Pressure Vessel Code, Section XI, Rules for Inservice Inspection of Nuclear Power Plant Components, 2013 Edition, provides comprehensive guidelines for the inspection of critical plant components.", "negative": "Westinghouse Electric Company LLC provided a document titled Risk-Informed Extension of the Reactor Vessel In-Service Inspection Interval, WCAP-16168-NP-A, Revision 3, October 2011."}
{"query": "well-drilling certifications", "positive": "See the following for a description of well-drilling certifications: SECTION 40-23-320 of SC State House.", "negative": "Because well drilling records are from several years ago, staff also searched on the following website to determine whether or not the driller was still active: Link."}
{"query": "What is hot standby in nuclear reactor operations?", "positive": "Hot standby is a stable condition, automatically reached following a unit shutdown. The hot standby condition can be maintained safely for an extended period of time.", "negative": "A review of the IE instrumentation and control systems was conducted in response to IE Bull. 79-27."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves several key steps, including the submission of an application that outlines safety analysis, environmental considerations, and operational protocols.", "negative": "During the construction phase, it is vital to conduct regular inspections to ensure that all materials and systems meet the established safety standards."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity is calculated as the weighted average of the activities of different nuclides, expressed in picocuries per gram.", "negative": "The nuclide PB-212 has a confidence level of 0.560 and a weight mean activity of 2.74E-02."}
{"query": "The confinement systems are subject to rigorous testing protocols to ensure their integrity during operations.", "positive": "These systems are exposed to the test pressure.", "negative": "The containment leakage monitoring open system is crucial for assessing the performance of safety-related systems during reactor operations."}
{"query": "The NRC staff anticipates the noise generated during operations of the new nuclear section would not exceed existing levels.", "positive": "The NRC staff concludes that operation-related noise impacts from the new nuclear portion of the combination alternative would be **SMALL**.", "negative": "Given the distance from shore (10\u201324 nautical miles), noise from wind turbines would not be audible onshore."}
{"query": "The requirements mandate that licensees must evaluate and monitor the leakage rate of the primary containment for safety compliance.", "positive": "C. Primary containment air lock inoperable for reasons other than Condition A or B. | 3.6.1.2C.3 | 3.6.1.2C.3 | Added RICT to 3.6.1.2C.3 | TSTF-505 changes are incorporated. However, under certain circumstances, with more than one primary containment airlock inoperable, excessive leakage or a loss of function may occur. Thus, the TS function is.", "negative": "The NRC provides guidelines on various maintenance protocols for reactor operation, ensuring that safety standards are upheld across all units."}
{"query": "PEP EPZ analysis", "positive": "This input will establish the specific radionuclide inventory and the quantity released for the events that will be assessed in the PEP EPZ analysis.", "negative": "Projected doses will be evaluated against three dose-based criteria akin to those in NUREG-0396."}
{"query": "strainer head loss analysis", "positive": "Strainer head loss analysis was performed for each postulated break in NARWHAL to determine which breaks result in strainer failures due to exceeding head loss based criteria.", "negative": "Adjustment was made to the perforated plate head loss calculated from the PCI prototype test data."}
{"query": "methods for detecting inadequate reactor core flow", "positive": "Multiple methods exist for detection of a core blockage condition as manifested by an inadequate RCS inventory or inadequate RCS and core heat removal conditions. The primary methods for detection include CET temperature indication and reactor water level, as monitored by the RVLIS.", "negative": "Multiple methods are available for Wolf Creek to mitigate an inadequate reactor core flow condition. Upon identification of an inadequate RCS inventory or an inadequate core heat removal condition, the EMGs direct the operators to take actions to restore cooling flow to the RCS including:"}
{"query": "To ensure adequate safety measures, it is critical to establish the minimum cooling time required based on enrichment levels.", "positive": "Minimum cooling time is a critical factor that varies with the average enrichment of uranium in the assembly, specifically in the context of reactor operation and fuel management.", "negative": "The enriched uranium fuel assemblies are designed with various configurations, including 7x7, 8x8, and 9x9 arrangements."}
{"query": "What is the maximum amount of Sodium-22 that can be possessed under the NRC license?", "positive": "12.022 millicuries total and no single source to exceed the maximum activity specified in the certificate of registration issued by the U.S. Nuclear Regulatory Commission or an Agreement State.", "negative": "The licensee is authorized to use these materials for training exercises, instrument operational checks, and calibration and/or reference standards."}
{"query": "The coincidence voting process in the LCL subsystem ensures that RPS and NSSSS/ECCS actuations are handled redundantly, improving safety during trips.", "positive": "The LCL subsystem consists of the coincidence voting process of the partial RPS and NSSSS/ECCS actuations (i.e., one division) for functional trips and actuations respectively.", "negative": "The LCL has four PM646A processor modules segmented by function."}
{"query": "The NRC requires that licensees must perform adequate surveys to demonstrate compliance with the radiological criteria for unrestricted use, in accordance with 10 CFR 20.1402.", "positive": "NRC guidance for conducting ALARA analyses is provided in NUREG 1757, Volume 2, Revision 2. In Section 4.4, \u201cALARA Evaluation,\u201d of the LTP, the licensee provides its ALARA analysis process and conclusions for the remaining components.", "negative": "The NS Savannah project is nearing completion and, based on the conservative decommissioning activities, a pre-determined compliance measure for ALARA is not suitable for this vessel."}
{"query": "The measurement and assessment of nuclide yield are critical in understanding radioactive emissions.", "positive": "EU-152 has a yield of 28.40% at an energy level of 121.78 keV, which is recorded as part of the nuclide identification process.", "negative": "PA-228 has a half-life of 1.9 years, influencing the timing of safety inspections and assessments."}
{"query": "What are the regulatory requirements for reactor trip instrumentation?", "positive": "SRO will refer to TS 3.3.1, Reactor Trip Instrumentation, and 3.3.3, Post Accident Monitoring Instrumentation.", "negative": "The crew will enter 1-AOI-24, RCP Malfunctions During Pump Operations."}
{"query": "elemental iodine release during containment testing", "positive": "Elemental I-131 after DF of 100 [Ci] is measured to be 3.9488e+05, indicating the amount of iodine present in the containment after the decontamination factor has been applied.", "negative": "The core power of the reactor is specified as 3658.3 MW, which is critical for understanding the thermal limits of the system."}
{"query": "What is the purpose of the pressurizer in a pressurized water reactor?", "positive": "The volume of the pressurizer is equal to, or greater than, the minimum volume of steam, water, or total of the two which satisfies all of the following requirements: The combined saturated water volume and steam expansion volume is sufficient to provide the desired pressure response to system volume changes.", "negative": "The surge line is sized to limit the pressure drop between the Reactor Coolant System and the safety valves with maximum allowable discharge flow from the safety valves."}
{"query": "The NRC mandates an evaluation of potential impacts on the environment during the licensure process.", "positive": "The licensing process requires a thorough assessment of public health and safety to ensure that nuclear facilities operate in compliance with regulatory standards.", "negative": "The Braidwood Station has undergone significant technical upgrades to improve its operational efficiency."}
{"query": "The NRC monitors the levels of radiation emitted from nuclear materials, ensuring that all regulatory guidelines are met.", "positive": "Nickel-63 has a measured value of -1.21 pCi/g, with a qualified uncertainty of +/-1.47 pCi/g as part of the Rad Liquid Scintillation Analysis.", "negative": "The analytical methods performed include a range of modifications such as DOE EMI HALS-300, Am-05-RC and EPA 905.0 Modified, which are critical for ensuring accurate measurement protocols."}
{"query": "What is the process for obtaining a nuclear license in the United States?", "positive": "The Nuclear Regulatory Commission (NRC) regulates the use of nuclear materials and oversees the licensing process for nuclear reactors to ensure public health and safety.", "negative": "The peak daily visitors to Great Smoky Mountains National Park reached 26,537 during a holiday weekend."}
{"query": "The panels designed to blow out have specific vent areas that are critical for pressure relief during operating conditions.", "positive": "The blowout panels in the subcompartments have vent areas for which an obstruction must be eliminated to provide area for pressure relief.", "negative": "A sheet-metal panel is considered to blow out only when it is located on the far side of the wire grid door from the break node."}
{"query": "The auxiliary feedwater system has critical roles during operational events, providing essential connections to the steam generators.", "positive": "The MFWS, from the steam generators to the isolation valves, provides flow paths for the auxiliary feedwater to the steam generators and isolates feedwater flow to the steam generators during a main steam or feedwater line break event or a containment overpressure event.", "negative": "Two half capacity, high speed turbine driven feedwater pumps are provided with common suction and discharge manifolds."}
{"query": "The calculations for snowmelt rate include wind speeds and dew point temperatures.", "positive": "The dew point temperatures are used as an input to the energy budget equation to calculate snowmelt rate.", "negative": "The 100-Year Precipitation estimates for various durations show significant variation in rainfall measurements."}
{"query": "ARITA methodology in nuclear licensing", "positive": "Licensees using the ARITA methodology must either (1) justify that the comparisons in ANP 10339P for the MB-2 MSLB testing or other relevant comparisons of the ARITA methodology against experimental data accurately or conservatively represent their plants with respect to the [ or (2) otherwise demonstrate that the [ is representative or conservative for each event where it is relevant to the prediction of applicable FOMs. (Reference to Section 3.5.1.2, SEC-6 of Reference 1)", "negative": "The parameter SEC-2b, (Reference to Section 3.5.1.2, SEC-2b of Reference 1)"}
{"query": "license for spent nuclear fuel", "positive": "a license is hereby issued authorizing the licensee to receive, acquire, and possess the power reactor spent fuel and other radioactive materials associated with spent fuel storage designated below; to use such material for the purpose(s) and at the place(s) designated below; and to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "Byproduct, Source, and/or Special Nuclear Material"}
{"query": "What are the operational requirements for the chilled water system in the Auxiliary Building?", "positive": "The chilled water system loop which services the safety-related loads in the Auxiliary Building shall be OPERABLE with one of the following configurations: Three OPERABLE chillers and, Two OPERABLE chilled water pumps; Two OPERABLE chillers and, Two OPERABLE chilled water pumps; Three OPERABLE chillers and, Two OPERABLE chilled water pumps from either Unit 1 or Unit 2 (Units Cross-tied).", "negative": "The Unit 2 Emergency Control Air Compressor (ECAC) is isolated from the chilled water system."}
{"query": "What is the purpose of a proprietary version in regulatory filings?", "positive": "NuScale requests that the proprietary version be withheld from public disclosure in accordance with the requirements of 10 CFR \u00a7 2.390.", "negative": "The purpose of this letter is to provide NuScale's response to the NRC's request to docket an audit response."}
{"query": "Duke Energy aims to modify the Oconee Station\u2019s effluent to meet new discharge standards while ensuring compliance with water quality regulations.", "positive": "In its NPDES permit renewal application, Duke Energy has requested that Oconee Station\u2019s daily maximum discharge temperature be changed to a 7-day average not to exceed 100\u00b0F (37.8\u00b0C). Duke Energy states that this change would align with the State water quality standard and would not result in any adverse operational impact on the lake\u2019s biological community.", "negative": "Outfall 002 receives process wastewater and other flows either processed through or entering Oconee Station\u2019s conventional wastewater treatment system."}
{"query": "replacement energy alternatives", "positive": "To ensure that the replacement energy alternatives are consistent with State or regional energy policies, the NRC reviewed energy-related statutes, regulations, and policies within the Oconee Station region.", "negative": "The order in which this EIS presents the different alternatives does not imply increasing or decreasing level of impact; nor does the order imply that an energy-planning decisionmaker would be more (or less) likely to select any given alternative."}
{"query": "What are Control Element Assemblies (CEAs) and their inspection methods?", "positive": "Control Element Assembly (CEA) inspections include VT-3 visual inspections of 100% of the peripheral CEA instrument guide tubes no later than two refueling outages from the beginning of the license renewal period; The VT-3s focus on the CEA supports and the welds connecting the guide tubes to the supports.", "negative": "For the applicable plant designs, Item C11.1 specifies a minimum 75% population criterion (of inspected components) for VT-3 inspection credit."}
{"query": "What is a relief request in the context of nuclear licensing?", "positive": "A relief request is a formal submission made by a licensee to the NRC, seeking approval for an alternative approach to a regulatory requirement that would otherwise be applicable during the operation or maintenance of a nuclear facility.", "negative": "The Palo Verde Nuclear Generating Station is located in Arizona and includes three units, which have been operational since the late 1980s."}
{"query": "The operational release criteria for soil are established through the application of DCGLs for various radionuclides.", "positive": "The Operational DCGLs are then used as the DCGL for the FSS design of the survey unit (e.g., calculation of surrogate DCGLs, investigation levels). The OpDCGLs for the unrestricted release of soil are provided in Table 4-3.", "negative": "Instrument DQOs included a verification of the ability of the survey instrument to detect the radiation(s) of interest relative to the Operational DCGL."}
{"query": "specific license for radioactive materials", "positive": "The Agency shall grant a specific license to manufacture or initially transfer calibration or reference sources that contain americium-241, radium-226, or plutonium for distribution to persons generally licensed under R12-1-306(D) if the applicant satisfies:", "negative": "Authorization under this Section to produce Positron Emission Tomography (PET) radioactive drugs for noncommercial transfer to medical use licensees in its consortium does not relieve the licensee from complying with applicable FDA, other federal, and state requirements governing radioactive drugs."}
{"query": "The NRC requires thorough documentation and analysis for radioactive materials, including the uncertainty of measurements in pCi/g.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The analysis reveals that the soil sample was collected on August 22, 2019, and was received for evaluation on October 21, 2019."}
{"query": "What is COBRA-FLX used for in nuclear simulations?", "positive": "COBRA-FLX is a computational fluid dynamics code used to analyze thermal-hydraulic behavior in nuclear reactors, providing crucial data on critical heat flux correlations.", "negative": "Table B-3 presents various local conditions from COBRA-FLX simulations, including parameters such as pressure and temperature, which are essential for understanding the performance of heat exchangers."}
{"query": "The NRC mandates that licensees to adhere to certain reporting standards for analyzed uranium concentration levels.", "positive": "If the Rec% column is null, then the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "The ACZ Project ID is L89658, which identifies the specific project associated with the submitted data."}
{"query": "What is the purpose of the gas recombiner in the gaseous waste disposal system?", "positive": "The recombiner system, containing two catalyst beds, reduces the hydrogen content of the gas to be stored, thereby reducing the storage volume as well as the hazard inherent in storing hydrogen.", "negative": "The steam generator blowdown system vent exhaust is equipped with a vent condenser."}
{"query": "What is the significance of the scaling parameter \u03a0_F in component-level scaling for nuclear reactors?", "positive": "The scaling parameter from Table 1 used to scale all components as an integrated system is the loop flow resistance number, \u03a0_F.", "negative": "In KP-FHRs, the very high volumetric heat capacity of the reactor coolant results in low volumetric flow rates, so that Reynolds numbers are commonly in the transition or laminar regimes in heat exchangers."}
{"query": "APRM failure response", "positive": "APRM 5 recorder indicates 125. HIGH / HI HI lights lit on 901-5 and 37 panels. Channel B Scram Solenoid Lights are OUT. Control Rod H-5 scrams and sticks at position 10.", "negative": "The control room initiated the emergency shutdown of the reactor due to rising coolant temperatures, which exceeded operational limits."}
{"query": "The NRC mandates that samples undergo detailed evaluations to determine their spectra characteristics.", "positive": "- **Identification Energy Tolerance**: 1.000 keV", "negative": "- **Peak Analysis From Channel**: 100"}
{"query": "What is the NONROAD2008 emissions model used for in regulatory filings?", "positive": "EPA originally developed the NONROAD2008 emissions model in 2002 to assist state and local regulatory agencies in developing emission inventories.", "negative": "The following provides an overview of the methods and the results of the preliminary emissions inventory."}
{"query": "TMI-2 advisory panel effectiveness", "positive": "All 36 individuals interviewed for NUREG/CR-6252 considered the advisory panel a success, particularly its effectiveness in accomplishing its mission.", "negative": "The TMI-2 project office acted as a liaison between the NRC and the panel and provided information to the panel on the status of the cleanup."}
{"query": "What are the material specifications for reactor head fabrication?", "positive": "Head Forging Material (e.g., SA-508 Grade 3, Class 1, SA-788, ASTM E208-91, ASTM A-275) |", "negative": "General Source and Sequence of Component Fabrication (e.g., Head Forging - JSW, Nozzles - Valinox, Cladding/Buttering & Final Welded Assembly - AREVA) |"}
{"query": "nuclear regulatory submissions", "positive": "Mick Radio Nuclear Instruments, Inc. submitted a series of documents regarding various versions of their SagiNova model, detailing compliance with nuclear regulatory requirements for licensing.", "negative": "National Institute of Standards and Technology developed SERIES Q, a standard that provides guidelines for measurement accuracy but does not relate to nuclear licensing."}
{"query": "The NRC monitors various river systems that play a critical role in the safety of nuclear facilities.", "positive": "The Clinch River is essential for the cooling water supply of the Watts Bar Nuclear Plant, ensuring operational safety and efficiency.", "negative": "Dukes Creek is home to a series of small dams that are primarily used for recreational activities such as fishing and boating."}
{"query": "The Minimum Detectable Activity (MDA) for each nuclide must be reported to ensure accurate measurement and compliance.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 2.80E+00             | 7.00E-01                 | 7.00E-01             |", "negative": "**Peak Locate Performed on:** 6/17/2019  7:59:40 AM  \n**Peak Locate From Channel:** 100  \n**Peak Locate To Channel:** 4096"}
{"query": "What is the ARITA methodology in nuclear licensing?", "positive": "The ARITA topical report includes a methodology for calculating assembly bow penalties in Reference 1, Section 9.1.3.5.", "negative": "Framatome\u2019s current rod bow methodology is considered conservative and compliant."}
{"query": "ECCS performance requirements", "positive": "The intent of 10 CFR 50.46(a)(1) is to ensure ECCS cooling performance design requirements imposed by 10 CFR 50.46 are determined to be met by a rigorous method that provides a high level of confidence in ECCS performance.", "negative": "Regulatory requirements are largely based on a deterministic framework, and are established for DBAs, such as the LOCA, with specific acceptance criteria that must be satisfied."}
{"query": "The NRC evaluates technical specifications submitted by licensees to ensure compliance with safety standards.", "positive": "The technical specifications submitted by the licensee must contain information on the design, operation, and safety features of the nuclear facility, including but not limited to instrumentation and control systems.", "negative": "The contact information for senior executives is crucial for communication and consultation regarding regulatory matters."}
{"query": "The licensing application will include details about setpoint methodology and calculations.", "positive": "The LAR will address 1.9 \u201cSetpoint Methodology and Calculations\u201d (D.7)", "negative": "The replacement ECCS CLS does utilize the SOR function."}
{"query": "Licensees must ensure that their digital systems are secure against threats, as detailed in regulatory requirements.", "positive": "Title 10 of the Code of Federal Regulations (CFR), Part 73, \"Physical Protection of Plants and Materials,\" 10 CFR 73.54, \"Protection of Digital Computer and Communication Systems and Networks,\" requires power reactor licensees to provide assurance that digital computer and communication systems and networks are adequately protected against cyber attacks, up to and including the design basis threat as described in 10 CFR 73.1, \"Purpose and scope.\"", "negative": "This white paper describes proposed changes to NEI guidance for identifying and protecting Security Critical Digital Assets (CDAs). The changes are intended to improve the efficiency of licensee cyber security programs while maintaining program effectiveness to protect against cyber attacks, up to and including the design basis threat as described in 10 CFR 73.1, \"Purpose and scope.\""}
{"query": "What are the actions related to an inoperable AC electrical power subsystem?", "positive": "For TS 3.8.7.A, one or more Division I or II AC electrical power distribution subsystem(s) inoperable, RMAs may include:", "negative": "Walkdown systems prior to beginning the work."}
{"query": "10CFR Part 55 regulatory requirements", "positive": "10CFR Part 55 contains regulations governing the licensing of operators of nuclear power plants and the training and qualification of those individuals.", "negative": "The question history indicates the examination's difficulty level is rated as 3.0, suggesting a medium level of complexity in understanding the content."}
{"query": "What is a critical heat flux correlation?", "positive": "COBRA-FLX is a critical heat flux correlation used to model thermal hydraulic phenomena in nuclear reactors.", "negative": "The report outlines various test conditions evaluated during the assembly tests, including temperature, pressure, and hydraulic conditions."}
{"query": "SGBD isolation valves", "positive": "SGBD isolation valves HV-15216A, HV-15121A normally open, fail closed pneumatic valve isolates blowdown from steam generator No. 1 upon SGDB line break in auxiliary building.", "negative": "The analysis identifies that the incident response team must undergo annual training to maintain proficiency in emergency procedures."}
{"query": "The construction of small modular reactors is outlined in TVA\u2019s Integrated Resource Plan, emphasizing their role in future energy strategies.", "positive": "Under TVA\u2019s 2019 Integrated Resource Plan, various scenarios/strategies have been developed that present a mix of energy resources. For purposes of analysis, can any of these strategies be identified as representative? For example, Scenario 6C in the 2019 Integrated Resource Plan would involve the construction and operation of 1,200 of SMRs, 2,500 of natural gas, and the remainder solar and storage.", "negative": "Traffic on the Tennessee River near BFN includes both commercial and recreational vessels. The river channels and the locks at Guntersville Lock and Dam and Wheeler Dam are more than adequate for handling river traffic."}
{"query": "spent fuel transfer process", "positive": "Completion of the ISFSI decommissioning process is dependent upon the DOE's ability to remove spent fuel from the site.", "negative": "To achieve this objective, based upon the oldest fuel receiving the highest priority, DOE would commence maximum rate of transfer of 3,000 metric tons of uranium/year."}
{"query": "The system responsible for dispersing heat from the reactor is crucial for safety monitoring.", "positive": "Ability to monitor automatic operation of the component cooling water system, including the following: (CFR: 41.7 / 45.5 / 45.13)", "negative": "Loss of cooling to spent fuel pool cooling system heat exchanger tube leak."}
{"query": "What are the key components of quality assurance in nuclear regulatory practices?", "positive": "Quality assurance processes are crucial for ensuring the safety and compliance of operations in nuclear regulatory environments, involving systematic monitoring and evaluation of activities against established standards and regulations.", "negative": "The audit report also includes various recommendations for enhancing operational efficiencies in the waste management sector."}
{"query": "nuclear reactor operator licensing", "positive": "The regulation 10 CFR Part 55 establishes the requirements for issuing licenses for operators of nuclear reactors, thereby ensuring that only qualified individuals are permitted to operate nuclear facilities safely and competently.", "negative": "The reactor containment structure is designed to withstand significant external forces and prevent the release of radioactive materials in case of an accident."}
{"query": "What are risk-informed technical specifications in nuclear regulation?", "positive": "Risk-informed technical specifications are guidelines that provide a framework for using risk assessments in the development and maintenance of technical specifications for nuclear plants, enhancing plant safety and operational efficiency.", "negative": "The NRC Regulatory Guide 1.200 outlines the approach to ensure the technical adequacy of probabilistic risk assessment results for risk-informed activities."}
{"query": "What are the health impacts of inadvertent liquid releases at nuclear power plants?", "positive": "However, other radioactive isotopes, such as cesium and strontium, have also been inadvertently released into the groundwater. The types of events include leakage from spent fuel pools, buried piping, and failed pressure relief valves on an effluent discharge line.", "negative": "Actual usage averaged less than 11.5 million gallons per year from 2016 to 2021 (Section 3.6.3.2). As discussed in Section 3.6.3.2, other groundwater wells are used as needed and their withdrawals are not required to be permitted under a MDNR water appropriation permit."}
{"query": "Office of Nuclear Reactor Regulation responsibilities", "positive": "Allen Fetter is a senior project manager in the NRC's Office of Nuclear Reactor Regulation.", "negative": "Environmental project manager at the NRC's Office of Nuclear Material Safety and Safeguards, and my co-project manager over here for section 206 is Allen Fetter."}
{"query": "How does the Component Cooling Water System operate in relation to the Main Control Room?", "positive": "Multiple ITAAC are performed to demonstrate that the Component Cooling Water System (CCS) provides the nonsafety-related functions of transferring heat from the Normal Residual Heat Removal System (RNS) during shutdown and the Spent Fuel Pool Cooling System (SFS) during all modes of operation to the Service Water System (SWS), that controls exist in the Main Control Room (MCR) to cause the pumps identified in VEGP Combined License (COL) Appendix C Table 2.3.1-1 to perform the listed function, and displays of the parameters identified in COL Appendix C Table 2.3.1-1 can be retrieved in the Main Control Room (MCR).", "negative": "Displays identified in Table 2.3.1-1 can be retrieved in the MCR."}
{"query": "What is the role of the Core Spray system in nuclear reactors?", "positive": "Core Spray is a safety system designed to provide cooling water to the reactor core during a loss of coolant accident (LOCA).", "negative": "The isolation valve operator is responsible for ensuring the proper functioning of valves in various operational states."}
{"query": "EPRI MOV Performance Prediction Methodology", "positive": "Some licensees that evaluated MOVs using the Electric Power Research Institute (EPRI) MOV Performance Prediction Methodology (PPM) did not address all of the applicable provisions when implementing the EPRI MOV PPM to determine valve operating requirements.", "negative": "The quick brown fox jumps over the lazy dog during its playful antics in the field."}
{"query": "What role does the Emergency Core Cooling System play in reactor safety?", "positive": "The plant licensing basis considers long-term core cooling (LTCC) following a loss of coolant accident (LOCA) as identified in 10 CFR 50.46(b)(5). Long-term cooling is supported by the ECCS, which includes the charging, safety injection (SI), and residual heat removal (RHR) systems.", "negative": "The risk-informed evaluation analyzes the following events: 1. Large, medium, and small LOCAs due to: i. Pipe breaks ii. Failure of non-piping components iii. Water hammer."}
{"query": "What is local intense precipitation, and how is it measured?", "positive": "Local intense precipitation is typically measured by factors such as duration and intensity, as demonstrated in the tables which show the relationship between different durations and their corresponding intensity values.", "negative": "Information has been deleted."}
{"query": "The NRC mandates strict regulations for tracking radioactive sources based on their associated risks.", "positive": "Increased Controls for Risk-Significant Radioactive Sources requires licensees to implement enhanced tracking measures for radioactive materials categorized as risk-significant.", "negative": "The Medical Use of Byproduct Material - Minor Corrections and Clarifications outlines necessary adjustments to ensure compliance with existing drug approval processes."}
{"query": "What are the estimated air emissions for an NGCC plant?", "positive": "Emissions for an NGCC Plant Alternative (2,120 MWs) include SO\u2082 at 210 tons/year, NO\u2093 at 803 tons/year, CO at 1,854 tons/year, PM\u2081\u2080 at 408 tons/year, and CO\u2082 at 6,798,713 tons/year.", "negative": "Annual gas consumption is calculated using the formula: Plant size in MWe x heat rate x 1,000 x (1/ heat content) x hours in a year."}
{"query": "What are safety-related functions of reactor vessel internals?", "positive": "Maintain core assembly geometry within the reactor to ensure core cooling, core reactivity control, and the integrity of the fuel cladding as a radioactive material barrier.", "negative": "Components that provide interfaces between the major assemblies include the radial keys, clevis inserts, fuel alignment pins, head/vessel alignment pins, upper core plate alignment pins, and holddown spring."}
{"query": "What is the required boron concentration for spent fuel pools?", "positive": "to increase the required spent fuel pool boron concentration to be \u2265 2000 ppm.", "negative": "CEG performed a criticality safety evaluation for fuel assembly storage in the Braidwood and Byron Spent Fuel Pool (SFP) storage racks and New Fuel Storage Vaults to support the proposed TS change using a methodology described in Attachments 1 and 8."}
{"query": "What is gamma spectrum analysis in nuclear safety?", "positive": "Gamma spectrum analysis involves measuring the energy levels of gamma radiation to identify and quantify radioactive isotopes present in a given sample, typically utilizing specialized detectors such as the 500ml Marinelli geometry, which optimizes the detection efficiency for this type of measurement.", "negative": "The peak analysis was performed at 4:54:50 PM on May 30, 2019, and involved a channel range from 100 to 4096."}
{"query": "minimum assembly average enrichment", "positive": "| wt % 235U (E)      | 35 \u2264 Assembly Average Burnup \u2264 37.5 GWd/MTU | Minimum Cooling Time (years)          |", "negative": "Emergency planning zones are critical for ensuring the safety of the surrounding populations in the event of a nuclear incident."}
{"query": "aging management for cooling water systems", "positive": "The following aging management programs manage the aging effects for the Open Cycle Cooling Water System components: Bolting Integrity (B.2.1.10), Buried and Underground Piping and Tanks (B.2.1.27), External Surfaces Monitoring of Mechanical Components (B.2.1.23), Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24), One-Time Inspection (B.2.1.20), Open-Cycle Cooling Water System (B.2.1.11), Selective Leaching (B.2.1.21), Water Chemistry (B.2.1.2).", "negative": "The following aging effects associated with the Open Cycle Cooling Water System components require management: Cracking, Cracking or Blistering, Flow Blockage, Hardening or Loss of Strength, Long-Term Loss of Material, Loss of Material, Loss of Preload."}
{"query": "The NRC's assessment involves measuring the concentration of radioactive materials in the environment, typically denoted by X/Q factors.", "positive": "Cumulative Probability of Hourly X/Q Values is crucial for understanding the dispersion of radioactive substances in the environment surrounding a nuclear facility.", "negative": "Topographic Features 0- to 50-Mile Radius from Plant Site illustrate the geographical landscape that may influence environmental assessments."}
{"query": "H-08 control rod removal impact", "positive": "The reload safety evaluations for Cycle 28 with the H-08 control rod removed validated all cycle-specific safety analysis limits and determined the FSAR Chapter 15 accident analyses remain bounding with respect to the Cycle 28 safety analysis physics parameters and core thermal-hydraulic parameters with the H-08 control rod removed.", "negative": "By adjusting the software to remove alarms associated with Control Rod H-08, DRPI would continue to function for all other control rods."}
{"query": "measurement uncertainty recapture", "positive": "The Measurement Uncertainty Recapture Power Uprate effectively allows for an increase in the licensed thermal power of the reactor after the measurement uncertainty has been recalibrated and recaptured during licensing.", "negative": "The completion of the environmental review process ensures that all relevant environmental issues have been addressed, promoting both public safety and adherence to regulatory standards."}
{"query": "What is the function of the manual initiation for ECCS pumps?", "positive": "3.f. Manual Initiation (One pushbutton (PB) for Division II) allows for manual actuation of ECCS pumps, providing a backup mechanism for initiating the safety system in case of automatic system failure.", "negative": "Failure of RCIC Level 8 trip logic will be used as a conservative surrogate for instrument channels as it is a direct failure of RCIC."}
{"query": "radiation surveillance program", "positive": "Analysis of Capsule U from the Duke Power Company McGuire Unit 1 Reactor Vessel Radiation Surveillance Program, WCAP-10786, February 1985.", "negative": "Control of Delta Ferrite in Austenitic Stainless Steel Weldments, WCAP-8324, May, 1974."}
{"query": "Radwaste Building functions", "positive": "The Radwaste Building is an overall integral part of the Fire Protection Program and essential to the NFPA 805 NSCA Performance Goals.", "negative": "The aging management review results for these components are provided in Table 3.5.2-10, Turbine Buildings - Summary of Aging Management Evaluation."}
{"query": "The NRC staff has highlighted the need to consider the unacceptable risks associated with the large early release frequency (LERF) in the assessment of safety systems.", "positive": "Revision 3 of RG 1.174, *An Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis* (ML17317A2560), provides risk acceptance guidelines in terms of change-in-risk in combination with total core damage frequency (CDF) and large early release frequency (LERF).", "negative": "The References in this section incorrectly pointed to Reference 27 and 28, when in fact the intention was to add References 47 and 48 to the list of References and direct the reader to them."}
{"query": "uncertainty parameters in BWR/6", "positive": "Table C.7-4 provides uncertainty parameters and distributions specifically for the BWR/6 Performance Requirements for Fuel Core (PRFC).", "negative": "The operation of the backup cooling system is critical for preventing overheating in the event of a reactor failure."}
{"query": "maximum expected earthquake intensity", "positive": "Therefore, the maximum expected earthquake intensity in the region is estimated to be between VII and VIII (7.5).", "negative": "Therefore, it is concluded that there are no identifiable active faults in the region of the site."}
{"query": "AST inventory of nuclides", "positive": "| Group | Group Name          | Nuclide | AST Inventory (Ci/Core) | Reduced AST (AST x 192/193) (Ci/Core) | Adjusted AST (Reduced AST + LTA) | Ratio  |\n|-------|--------------------|---------|-------------------------|---------------------------------------|-----------------------------------|--------|\n| 1     | Noble Gases        | Kr-85   | 1.08E+06                | 1.07E+06                              | 1.08E+06                          | 1.002  |", "negative": "| 5     | Strontium          | Sr-90   | 8.35E+06                | 8.31E+06                              | 8.37E+06                          | 1.002  |"}
{"query": "What is the purpose of the Atomic Safety and Licensing Board in regulatory filings?", "positive": "The Atomic Safety and Licensing Board is responsible for conducting hearings on the safety and licensing of nuclear facilities, including the evaluation of regulatory compliance and the analysis of safety-related issues posed during license applications.", "negative": "The Federal Power Commission's report focuses on the technical basis for energy conservation and does not discuss nuclear safety or licensing processes."}
{"query": "The NRC assesses the safety and licensing of installations involved in nuclear energy production.", "positive": "Palisades Request for Reauthorization relates to the operational licenses of nuclear power plants to ensure they meet safety standards.", "negative": "The mail envelope properties include tracking status details, sender and recipient information, and timestamps."}
{"query": "The requirements for technical specifications are critical to ensure that operations uphold public safety.", "positive": "Section 182a of the Atomic Energy Act requires applicants for nuclear power plant operating licenses to include Technical Specifications (TS) as part of the operating license. The TS ensure the operational capability of structures, systems, and components that are required to protect the health and safety of the public.", "negative": "Components were excluded based on qualitative or quantitative justification for not being significant contributors to system or functional reliability."}
{"query": "What is the role of risk-informed completion times (RICT) in regulatory assessments?", "positive": "The use of realistic success criteria is necessary to accurately model the as-built as-operated plant, and to conform to capability Category II of the PRA standard (as required by NEI 06-09 Revision 0-A).", "negative": "Table E1-1 provides a list of candidate TS Actions to which a RICT may be applied and how the associated SSC is addressed in the PRA."}
{"query": "What are the NRC inspection requirements for nuclear facilities?", "positive": "As discussed with you at the conclusion of our videoconference, no violations of NRC requirements were identified during the 8/21/2024 inspection.", "negative": "The attached NRC Form 591M provides the inspection results."}
{"query": "BFN's processes involve stringent methodologies to monitor and mitigate water quality impacts in accordance with environmental regulations.", "positive": "Compliance with the current NPDES and stormwater regulatory requirements and permit conditions as well as implementation of the SWPPP, BMPs, and the Integrated Pollution Prevention Plan will ensure continued insignificant impact on surface water quality during the subsequent period of extended operation.", "negative": "Land disturbance is not currently anticipated for continued operations, but could result from routine infrastructure maintenance or renovation activities to maintain and upgrade or replace infrastructure and structures if needed to support BFN operations."}
{"query": "The NRC's aging management program addresses potential degradation in fire protection systems.", "positive": "Aging Management Program: Fire Water System (B.2.15)", "negative": "Loss of Material: The aging effect requiring management can occur in various environments."}
{"query": "nuclear regulatory framework", "positive": "The Nuclear Regulatory Commission (NRC) is responsible for regulating the nation's civilian use of nuclear materials and ensuring the safety of nuclear reactors.", "negative": "Environmental concerns have been a growing issue in multiple sectors, leading to advancements in renewable energy technology."}
{"query": "What safety-related equipment is located in Fire Areas 28 and 29?", "positive": "Mechanical piping drawings show location of major pieces of equipment in the area, including Main Steam Isolation Valves, Main Steam Line Piping, and Auxiliary Feedwater Line Piping, all noted as safety-related.", "negative": "Walls and floors which adjoin other plant areas are sealed with three hour fire rated assemblies."}
{"query": "Common Q Record of Changes", "positive": "A licensee implementing an application based upon the Common Q platform should perform a review of the current Common Q Record of Changes document to assess the validity of previously derived safety conclusions if changes have been made to the Common Q SPM.", "negative": "Testing will also address license requirements associated with the LGS Technical Specification, which will include the approved changes for this modification."}
{"query": "What is the purpose of the air ejector off-gas subsystem in nuclear plants?", "positive": "The condenser air ejector effluent is collected and processed in the air ejector off-gas subsystem.", "negative": "Each filter assembly is composed of an integral HEPA filter element with a moisture separator all housed in one pressure vessel."}
{"query": "What are the key conditions of NRC Material Licenses?", "positive": "Amendment No. 49 to your NRC Material License No. 21-10459-01 in accordance with your request.", "negative": "If there are any errors or questions, please notify the U.S. Nuclear Regulatory Commission, Region III office at (630) 829-9887 so that we can provide appropriate corrections and answers."}
{"query": "The NRC mandates the monitoring of effluent releases to ensure compliance with safety standards.", "positive": "Basic Pathways for Gaseous and Liquid Radioactive Effluent Releases to the Public are established to outline the regulatory requirements.", "negative": "The Illinois Wind Resource Map provides an overview of potential wind energy generation across the state."}
{"query": "What is the purpose of the N-19 Core Spray Nozzle in a reactor?", "positive": "The N-19 Core Spray Nozzle serves as a pressure boundary and is made from carbon or low alloy steel with stainless steel cladding.", "negative": "Water Chemistry (B.2.1.2) is crucial for managing various aging effects in reactor components."}
{"query": "The surveys conducted ensured that the data collected adhered to the established Data Quality Objectives (DQOs), providing evidence for classification decisions.", "positive": "The measurement results indicated that all samples were less than a SOF of one (1) when compared to the OpDCGLs.", "negative": "There were no addendums to the FSS plan."}
{"query": "What is a reactor coolant system?", "positive": "The reactor coolant system is a vital component in maintaining the safe operational limits of a nuclear reactor, ensuring that adequate heat is removed from the reactor core during operation and in the event of an accident.", "negative": "The analysis report discusses various safety protocols and measures to ensure the reliable operation of pipelines from the reactor to the fuel storage area."}
{"query": "TRISO fuel fabrication process", "positive": "This fuel fabrication facility utilizes uranium enriched to less than 20 percent to produce Tri-structural Isotropic (TRISO) based particle fuel products to support a variety of advanced reactors (ARs) being considered and planned by the energy and industrial sectors, the Department of Defense, and the National Aeronautics and Space Administration.", "negative": "Chapter 3 (Description of Affected Environment) discusses the existing environmental conditions at the HCS, and Chapter 4 (Environmental Impacts) discusses how those conditions are affected, if at all, by the Proposed Action."}
{"query": "aging management evaluation for concrete structures", "positive": "| Concrete (accessible areas): Interior | Gaseous Release Path, Shelter and Protection, Shielding, Structural Support | Concrete | Air - indoor uncontrolled | Cracking; loss of bond; and loss of material (spalling, scaling) due to corrosion of embedded steel | Structures Monitoring (B.2.1.33) | III.A9.TP-26 | 3.5-1, 066 | A |", "negative": "| Component Type | Intended Function | Material | Environment | Aging Effect Requiring Management | Aging Management Program | NUREG-2191 Item | NUREG-2192 Table 1 Item | Notes |"}
{"query": "nuclide MDA levels", "positive": "The Line MDA (pCi/M\u00b2) and Nuclide MDA (pCi/M\u00b2) columns in the Nuclide Data table indicate the minimum detectable activity levels for various nuclides, expressed in picocuries per square meter (pCi/M\u00b2).", "negative": "Detector information includes specific details about the detector such as Detector Name, Sample Geometry, and Nuclide Library used."}
{"query": "The NRC mandates that licensees develop and submit plans for sheltering during a nuclear incident.", "positive": "Evacuation Message: The message sent to individuals in the vicinity of a nuclear facility to instruct them to leave the area as a precautionary measure.", "negative": "Reentry protocols define the procedures that must be followed after an evacuation, ensuring the safety and readiness of returning individuals."}
{"query": "What is the significance of nuclide MDA in nuclear regulatory contexts?", "positive": "Nuclide MDA (Minimum Detectable Activity) values represent the lowest levels of radioactivity that can be detected with a specified level of confidence at a given time and are critical for ensuring compliance with safety and regulatory standards in nuclear facilities.", "negative": "Emergency preparedness is paramount in ensuring that all personnel understand the potential risks associated with operating a nuclear facility, which includes training protocols and response strategies."}
{"query": "aging management review", "positive": "As a result, the Structures Monitoring (B.2.1.33) program is expected to adequately manage the cracking due to expansion and reaction with aggregates that could occur in inaccessible reinforced concrete areas of Group 6 structures.", "negative": "Cracking associated with expansion due to reaction with aggregates has not been observed in DNPS Group 6 concrete structures."}
{"query": "RWCU suction system", "positive": "These two welds are unique to the RWCU Suction on RR Loop A, which is connected using 4\" TEE (includes, FW-12WF1, FW-12WF2, FW-12WF3). Details are below: refer to 6M721-3096-1, AF; Section A4-A4.", "negative": "This weld is identified as discrepancy between the Weld List and reconciliation spreadsheet."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity of a nuclide is calculated using its activity (in pCi/grams) and the associated uncertainty, providing a reliable estimate for regulatory assessments.", "negative": "Errors quoted at 2.00 sigma indicate the level of statistical confidence in the measurements across the undetermined solutions."}
{"query": "recirculation flow control system", "positive": "The function of the RFCS is to control reactor power by controlling the reactor core flow rate.", "negative": "Figure C.5-24 and Figure C.5-25 show comparisons of the simulation results and test data."}
{"query": "gaseous dose rate", "positive": "Gamma Dose Rate in Air (mrad/year) values are provided for various locations, indicating the level of radiation exposure that individuals may receive from gaseous emissions.", "negative": "The Total Dose (mrem/year) is measured according to different age groups, giving a clear understanding of how exposure varies throughout life stages."}
{"query": "Personnel must adhere to guidelines for using respirators in areas where containment of radioactive materials is not assured.", "positive": "Respirators will be used only for operations where it is not feasible to prevent atmospheric contamination by effective engineering controls such as process enclosure or ventilation.", "negative": "Employees will leave an area where respiratory protection is required at any time for relief from respirator use in the event of equipment malfunction, physical or psychological distress, procedural or communication failure, significant deterioration of operating conditions, or any other condition that may require such relief."}
{"query": "The report includes detailed assessments on atmospheric dispersion with specific reference to seasonal variations in dilution factors.", "positive": "Tables 2.E-24 through 2.E-27 contain estimates of atmospheric dilution factors for the four seasons, winter through fall.", "negative": "Tables 2.E-1 through 2.E-7 contain climatological and severe weather data for Columbia, South Carolina."}
{"query": "What is a safety-related system in nuclear licensing?", "positive": "Safety-related systems are those systems whose failure could prevent fulfilling the safety function of the nuclear facility and are therefore subject to rigorous design, testing, and operational protocols.", "negative": "The reactor pressure vessel is designed to contain the nuclear reaction and provide a barrier against the release of radioactive materials to the environment."}
{"query": "interlocks in safety systems", "positive": "Knowledge of the interrelations between the (LOCA Outside Containment) and the following: Components, and functions of control and safety systems, including instrumentation, signals, interlocks, failure modes, and automatic and manual features.", "negative": "The operator is instructed to close 8809A, RHR to Cold Legs 1 and 2."}
{"query": "license amendment NRC", "positive": "The License Amendment, Mail Control No. 644965 Dated January 29, 2025, pertains to the regulatory approval required for modifications to the operational parameters of a licensed facility.", "negative": "To receive a copy of this document, indicate in the box: - \"C\" = Copy w/o attach/end - \"E\" = Copy w/ attach/end - \"N\" = No copy"}
{"query": "The analysis shows that exceeding the Specified Acceptable Fuel Design Limit is an important failure criterion in reactor operations.", "positive": "Exceeding the DNBR Specified Acceptable Fuel Design Limit (SAFDL) is a failure criterion [ ].", "negative": "The fuel temperature and clad temperature as a function of time are shown in Figure 4-2."}
{"query": "The analysis of environmental consequences, including mitigation for every resource, is outlined in the regulatory documents.", "positive": "Following the requirements of NUREG-1748, this section describes the potential environmental impacts by resource for the Proposed Action and No Action Alternative.", "negative": "The potential impacts described in this section are based on information presented in the CUP FEIS, COP, and ISR GEIS as well as any new information presented in Chapter 3 of this ER."}
{"query": "The NRC has established protocols for review and discussion of regulatory issues related to safety inspections.", "positive": "The purpose is to discuss the issues related to the NRC staff review of TSTF-577, including TSTF responses to NRC staff request for additional information (RAI) questions.", "negative": "This is a Category 2 meeting. The public is invited to participate in this meeting by discussing regulatory issues with the Nuclear Regulatory Commission (NRC) at designated points identified on the agenda."}
{"query": "nuclear regulatory commission environmental impacts", "positive": "The Atomic Energy Act requires the Nuclear Regulatory Commission to promulgate, inspect and enforce standards that provide an adequate level of protection of the public health and safety and the environment.", "negative": "The Staff also incorrectly asserts that 'Petitioners do not demonstrate that strict application of the rule \u2018would not serve the underlying purpose\u2019 of the Category 1 findings in Table B-1' because they 'do not provide any information to demonstrate that there are environmental impacts resulting from the 2011 Mineral earthquake, let alone significant environmental impacts, that would lead to a determination that (a) the environmental impacts for design-basis accidents or (b) the probability-weighted consequences of a severe accident, would be greater than SMALL for this SLR review.'"}
{"query": "strontium-90 measurement", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U 0.2002 | +/-0.0604 | 0.110 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is NEPA analysis in the context of nuclear licensing?", "positive": "For the reasons explained in CLI-22-2, we conclude that the Staff did not conduct an adequate NEPA analysis before issuing Exelon licenses for the subsequent license renewal period for Peach Bottom.", "negative": "In CLI-20-11, the Commission affirmed the Board\u2019s decision and, with respect to Contention 2A, relied, in large part, on the decision in CLI-20-3."}
{"query": "nondisclosure agreement in nuclear licensing", "positive": "AREVA NP policy requires that proprietary information be kept in a secured file or area and distributed on a need-to-know basis.", "negative": "The foregoing statements are true and correct to the best of my knowledge, information, and belief."}
{"query": "radiological hazard assessment", "positive": "The inspectors evaluated how the licensee identifies the magnitude and extent of radiation levels and the concentrations and quantities of radioactive materials and how the licensee assesses radiological hazards.", "negative": "The conduct of this dual-site drill successfully demonstrated the ability of the Dominion Energy CERC to continue to effectively function during simultaneous events at multiple nuclear power reactor sites with different technologies and to interface effectively with the State agencies."}
{"query": "surveillance requirements frequency", "positive": "Example 1.4-1 contains the type of SR most often encountered in the Technical Specifications (TS). The Frequency specifies an interval (12 hours) during which the associated Surveillance must be performed at least one time.", "negative": "The measurement of this interval continues at all times, even when the SR is not required to be met per SR 3.0.1 (such as when the equipment or variables are outside specified limits, or the facility is outside the Applicability of the LCO)."}
{"query": "What are the analytical results for dissolved metals in groundwater?", "positive": "| Parameter                   | EPA Method    | Dilution | Result | Qual | XQ | Units | PQL       | Date       | Analyst |\n|-----------------------------|---------------|----------|--------|------|----|-------|-----------|------------|---------|\n| Calcium, dissolved           | EPA 200.7    | 5        | 614    | mg/L | 0.5| 2.5   | 08/09/24 18:18 | msp     |\n| Iron, dissolved              | EPA 200.7    | 5        | <0.3   | U    | *  | mg/L | 0.3     | 08/09/24 18:18 | msp     |\n| Magnesium, dissolved         | EPA 200.7    | 5        | 615    | mg/L | 1  | 5     | 08/09/24 18:18 | msp     |\n| Molybdenum, dissolved        | EPA 200.8    | 5        | 0.00190 | B   | mg/L| 0.001 | 0.0025  | 07/29/24 20:18 | aps     |\n| Nickel, dissolved            | EPA 200.8    | 5        | 0.011  | mg/L | 0.02| 0.05 | 07/29/24 20:18 | aps     |\n| Potassium, dissolved         | EPA 200.7    | 5        | 7.02   | mg/L | 2.5| 5     | 08/09/24 18:18 | msp     |\n| Selenium, dissolved          | SM 3114 B,C-2011 | 1   | 0.0040 | B   | mg/L | 0.002 | 0.005  | 08/09/24 15:03 | aew/eh |\n| Sodium, dissolved            | EPA 200.7    | 5        | 362    | mg/L | 1  | 5     | 08/09/24 18:18 | msp     |\n| Uranium, dissolved           | EPA 200.8    | 5        | 0.0788 | mg/L | 0.0005 | 0.0025 | 07/29/24 20:18 | aps     |", "negative": "The sample matrix for this analysis consisted of groundwater, which is typically analyzed for various contaminants."}
{"query": "The ICE report must include an executive summary and a description of the technical baseline, detailing how costs are assessed and estimated.", "positive": "A final draft ICE report will be developed to reflect any changes resulting from the reconciliation meeting.", "negative": "Reconciliation does not necessarily mean consensus."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "**Client Sample ID:** L3-012-101-RAGS-004-SS"}
{"query": "What steps should be taken during a Large Break LOCA?", "positive": "1-E-1, Loss of Reactor or Secondary Coolant, has just resumed after performance of 1-ES-1.3. The examinee is directed to perform 1-E-1, Loss of Reactor or Secondary Coolant, Step 26, DETERMININE if RHR spray should be placed in service.", "negative": "Operators responding to a Loss of Auxiliary Air using 0-AOI-10, Loss of Control Air, Section 3.2, Loss of Auxiliary Air, due to an unisolable header rupture."}
{"query": "ECCS flow reduction criteria", "positive": "(7.a) Checks RCS Subcooled based on core exit T/Cs GREATER THAN 20\u00b0F (Subcooled Margin Monitor, YI 31 or Appendix C)", "negative": "The scenario may be terminated once S/G 1-2 Fault has been isolated (S2CT-3 complete)"}
{"query": "design pressure in nuclear systems", "positive": "Design Pressure (psig) refers to the maximum allowable pressure for equipment, which is critical for ensuring the integrity and safety of the nuclear reactor systems.", "negative": "The control readout includes various metrics such as conductivity, speed, and vibration, each of which is essential for monitoring the reactor's operational parameters."}
{"query": "The management of nuclear waste and its regulation is a critical issue that has faced continual scrutiny.", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it -- not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "aging management evaluation for reactor buildings", "positive": "The Aging Management Review Results section outlines the evaluations performed on various components of reactor buildings, including assessments of their intended functions and potential aging effects that require management.", "negative": "The increase in porosity and permeability of concrete can lead to structural integrity issues if not addressed promptly during aging management evaluations."}
{"query": "The NRC requires a comprehensive assessment of the potential environmental effects associated with the proposed actions, especially during the license renewal process.", "positive": "The environmental report must include an analysis that considers the environmental effects of the proposed action and alternatives available for reducing or avoiding adverse environmental effects. [10 CFR 51.45(c)]", "negative": "The information submitted should not be confined to information supporting the proposed action but should also include adverse information. [10 CFR 51.45(e)]"}
{"query": "gamma spectrum analysis", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "Sample Identification: L1-010-107-AJGS-014A-SS"}
{"query": "What is a major processor in nuclear licensing?", "positive": "Major processor means a user processing, handling, or manufacturing radioactive material exceeding Type A quantities as unsealed sources or material or exceeding four times Type B quantities as sealed sources but does not include nuclear medicine programs, universities, industrial radiographers, or small industrial programs.", "negative": "Natural radioactivity is the process by which unstable atomic nuclei lose energy by emitting radiation."}
{"query": "The review process for new nuclear reactor designs involves rigorous safety assessments.", "positive": "The NRC's licensing process for nuclear reactors ensures that all designs comply with safety standards and regulations.", "negative": "The preview feature allows users to see how their changes will look before finalizing them."}
{"query": "The NUSO must refer to Technical Specifications when dealing with the Rod Position Indicator (RPI) issues.", "positive": "The NUSO is required to enter Technical Specifications due to, only LCO 3.1.8, Rod Position Indication, not being met.", "negative": "Plausible because the applicant could incorrectly determine that the indications provided indicate that an RCCA has dropped."}
{"query": "SLR application review", "positive": "Duke Energy will submit a high-quality SLR application to support an 18-month Staff review.", "negative": "The RNP SLR ER will be consistent with the 2024 revised NRC guidance to leverage new efficiency opportunities where applicable."}
{"query": "What is the purpose of a regulatory audit in nuclear licensing?", "positive": "A regulatory audit summary will be provided within 90 days of the completion of the audit.", "negative": "The regulatory audit will be held via Teams."}
{"query": "nuclide identification report", "positive": "IDENTIFIED NUCLIDES", "negative": "Errors quoted at 2.00 sigma"}
{"query": "What are the licensing requirements for nuclear reactors?", "positive": "The Nuclear Regulatory Commission (NRC) establishes requirements for licensing nuclear reactors, which include safety assessments, environmental reviews, and operational guidelines.", "negative": "The temperature is measured in degrees Celsius and is crucial for understanding thermodynamic properties in various engineering applications."}
{"query": "control rod position indication", "positive": "The RPI System indicates within 12 steps of the group step counter demand position when LCO 3.1.5, \"Rod Group Alignment Limits,\" met.", "negative": "A deviation of less than the allowable limit, given in LCO 3.1.5, in position indication for a single control rod, ensures high confidence that the position uncertainty of the corresponding control rod group is within the assumed values used in the analysis (that specified control rod group insertion limits)."}
{"query": "satellite auxiliary power systems", "positive": "Both Unit 1 and Unit 2 SAT disconnect links are INSTALLED.", "negative": "If notified as US, acknowledge failure of acceptance criteria and direct candidate to complete the surveillance."}
{"query": "interim qualification in nuclear regulatory processes", "positive": "A candidate who has not completed all of the requirements for final certification in his or her qualification program may obtain interim qualification to independently perform his or her specific work activities in the discipline for which prescribed training has been completed.", "negative": "The NRC offers fundamental health physics courses that should first be considered."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX correlation is a significant modeling tool used to predict the critical heat flux in nuclear reactors, specifically designed for use in reactor thermal-hydraulic analysis.", "negative": "The document includes various technical specifications for reactor assembly configurations to ensure compliance with safety regulations and operational efficiency."}
{"query": "What are the aging management programs for steel piping exposed to condensation in nuclear systems?", "positive": "The Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) program will be used to manage loss of material of the carbon steel piping, piping components, tanks, and valve bodies exposed to condensation in the Condensate System, Main Generator and Auxiliaries System, Main Steam System, and Main Turbine and Auxiliaries System.", "negative": "Consistent with NUREG-2191. The Lubricating Oil Analysis (B.2.1.25) and One-Time Inspection (B.2.1.20) program will be used to manage loss of material of the carbon steel and cast iron blower housing, heat exchanger components, piping, piping components, pump casings, tanks, and valve bodies exposed to lubricating oil in the Feedwater System, Main Generator and Auxiliaries System, and Main Turbine and Auxiliaries System."}
{"query": "reactive inspection process", "positive": "The August 10, 2020, event at Duane Arnold was potentially risk significant and warranted consideration for chartering a reactive inspection.", "negative": "The operating experience group is aware of this event and will consider the specifics for further learnings and dissemination."}
{"query": "What are the functions of the Emergency Response Facility Control System (ERFCS)?", "positive": "ERFCS provided plant monitoring, data acquisition, and critical plant data in the form of real-time status displays. ERFCS monitors were located in the MCR, TSC, LEOF, and CERC. Signal inputs for most components monitored by the ERFCS were taken from instrument terminals in the MCR.", "negative": "Revision 49 of the Emergency Plan [Reference 14] reflected implementation of a design change which replaced ERFCS with the PCS."}
{"query": "The NRC defines the criteria for evaluating potential reactivity initiated accidents during reactor operation.", "positive": "RIA | Reactivity initiated accident", "negative": "LOCA | Loss-of-coolant accident"}
{"query": "The system measures coolant temperature using resistance temperature detectors positioned at critical points in the reactor's coolant loops.", "positive": "Instrumentation necessary to monitor the reactor vessel level and to detect conditions of inadequate core cooling is provided by the reactor vessel level indication system which is described in Section 7.9.2.2.", "negative": "Steam dump control, using T_avg control, will accommodate excess power generation."}
{"query": "What is the significance of Verification and Validation (V&V) in nuclear licensing?", "positive": "The NRC staff noted that, in NextEra letter dated 10/05/2023, the response to RAI Sections 1.1 and 1.3 indicates that Task Support Verification (TSV) and Design Verification (DV) information will be made available via two separate sets of results summary reports (RSRs), with the first set being submitted in May 2023 and the second set being submitted in January 2024.", "negative": "Please confirm\u2014when the execution of PV2 testing will occur."}
{"query": "The MAGNASTOR\u00ae system has been approved for general use by holders of specific nuclear reactor licenses.", "positive": "The MAGNASTOR\u00ae system, which is authorized by this certificate, is hereby approved for general use by holders of 10 CFR Part 50 and Part 52 licenses for nuclear reactors at reactor sites under the general license issued pursuant to 10 CFR 72.210, subject to the conditions specified by 10 CFR 72.212, and the attached Appendix A and Appendix B.", "negative": "The holder of this certificate who desires to make changes to the certificate, which includes Appendix A (Technical Specifications and Design Features) and Appendix B (Approved Contents), shall submit an application for amendment of the certificate."}
{"query": "The Internal Events PRA model was developed following the guidelines provided in NUREG-1855 to enhance the understanding of uncertainty sources.", "positive": "The Internal Events baseline PRA model uncertainty report was developed, based on the guidance in NUREG-1855 and EPRI 1016737.", "negative": "Fermi 2 has FLEX portable equipment but this equipment is not credited in the PRA models supporting the TSTF-505 application."}
{"query": "RCS primary temperatures", "positive": "Figure 5-232 shows the code-to-data comparison of the RCS primary temperatures at two locations: at the SG primary side's inlet (upper plenum) and outlet (mid dowcomer).", "negative": "Figure 5-233 shows the code-to-data comparison of the PZR level. Figure 5-234 shows the code-to-data comparison of the RPV level."}
{"query": "The report provides an overview of key findings related to the future of materials harvesting in nuclear applications.", "positive": "In particular, please review how your presentation and contribution to the discussion is characterized, in case you feel it should be clarified in any way.", "negative": "Comments, edits, and suggestions on any other parts of the report are welcome."}
{"query": "The NRC will issue a draft Supplemental Environmental Impact Statement (SEIS) for public review as part of its licensing process.", "positive": "The NRC staff plans to issue a draft SEIS for public comment in June 2025.", "negative": "During the scoping process, the NRC staff did not identify any Federal, State, local, or Tribal agencies as cooperating agencies for the SEIS."}
{"query": "waste gas vent valve", "positive": "The WASTE GAS VENT VALVE is designated as 2WG41 and is listed with a position of \u2264100%.", "negative": "The GDT STOP TO PLNT V is listed with a position of CLOSED."}
{"query": "What is Minimum Detectable Activity in nuclear measurements?", "positive": "MDA: Minimum Detectable Activity", "negative": "The City of Genoa is located along the Mississippi River, providing a scenic backdrop for recreational activities."}
{"query": "A rapid increase in feedwater injection can lead to an unexpected reactor shutdown as safety protocols react to elevated water levels.", "positive": "Feedwater controller demand is postulated to fail upscale that results in maximum feedwater injection into the RPV, resulting in a rapid water level rise and a trip of the main turbine and the turbine-driven feedpump turbines when water level reaches the Level 8 trip setpoint.", "negative": "This event is considered to be an incident of moderate frequency."}
{"query": "proprietary information classified under 10 CFR", "positive": "The information is vital to a competitive advantage held by Framatome, would be helpful to competitors to Framatome, and would likely cause substantial harm to the competitive position of Framatome.", "negative": "The information for which withholding from disclosure is requested qualifies under 10 CFR 2.390(a)(4) 'Trade secrets and commercial or financial information.'"}
{"query": "What are the actions to take when an ECCS subsystem is inoperable?", "positive": "For Technical Specification (TS) 3.5.2, Action a \u2013 \"With one ECCS subsystem inoperable,\" RMAs could include: Actions to minimize the magnitude of the risk increase - Verify system alignment of low pressure ECCS. Defer planned maintenance or testing that affects the reliability of those safety systems that provide a defense-in-depth.", "negative": "The following sections provide example RMAs."}
{"query": "Off-Gas System aging effects management", "positive": "The following aging effects associated with the Off-Gas System components require management: Cracking, Cumulative fatigue damage, Loss of Material, Loss of preload.", "negative": "The materials of construction for the Off-Gas System components are: Copper Alloy, High-strength steel, Stainless steel, Steel."}
{"query": "maximum surface dose rate for STORAGE CASK", "positive": "The maximum surface dose rates for the STORAGE CASK, shall not exceed the following limits: PWR and BWR \u2013 120 mrem/hour gamma and 5 mrem/hour neutron on the vertical surfaces; and PWR and BWR \u2013 900 mrem/hour (neutron + gamma) on the top.", "negative": "Separate Condition entry is allowed for each MAGNASTOR\u00ae SYSTEM."}
{"query": "heat exchange coefficient calculation", "positive": "The heat exchange coefficient is the net rate at which heat is lost or gained by a body of water, defined by the following equation (Ref 1): K = 15.7 + (0.26 + B) f(w), BTU/ft\u00b2/Day/F, where: - K = Heat Exchanger Coefficient, - B = Vapor Pressure slope, - f(w) = Wind Speed function.", "negative": "If the temperature of a layer is less than the temperature of the layer below it, then the layers are mixed since a cooler, more dense surface layer would be unstable."}
{"query": "present value calculation for accident risk", "positive": "To calculate the present value for the public health (accident) and offsite property attributes, when the monetary value or cost C\u2080 can occur with a frequency f, NUREG/CR-2723 provides the following formula: $$ PV = \\int_{t_l}^{t_f} C_0 e^{-rt} dt = \\frac{C_0 [e^{-rt_l} - e^{-rt_f}]}{r} $$ where - \\( t_l \\) = time of onset of accident risk  - \\( t_f \\) = time of end of accident risk", "negative": "For an annual discount rate of 7 percent (r = 0.07 per year), the present value of avoided risk (monetized) becomes: $$ PV = \\frac{(10,000) \\text{ yr}^{-1} }{0.07} \\left[ e^{-0.07(0)} - e^{-0.07(25)} \\right] = \\$118,000 \\text{ per facility} $$"}
{"query": "engineered safety features in nuclear reactors", "positive": "One of the control room system JPMs must be an engineered safety feature.", "negative": "Select a task for each JPM that supports, either directly or indirectly and in a meaningful way, the successful fulfillment of the associated safety function."}
{"query": "The analysis of the small break loss-of-coolant accident considers the mass flow rates in the steam generator system.", "positive": "The small break loss-of-coolant accident (LOCA) analysis is critical for evaluating the performance of the reactor's cooling system during an emergency scenario.", "negative": "Key measurements such as temperature and pressure are essential for monitoring the reactor's operational safety and efficiency."}
{"query": "stress multiplier for leakage probability", "positive": "Based on this multiplier, an increase in the applied stress can be accommodated; under typical inspection scenarios, as much as an 80% increase in stress can be accommodated compared to a possible variation of 20% based on the varying R/t ratio.", "negative": "These stress multipliers account for the effect of geometrical variations (in terms of R/t ratios) discussed in Section 4 of this report."}
{"query": "The NRC specifies that there must be two independent functional chilled water loops operational at all times.", "positive": "LCO 3.7.12 Two independent essential services chilled water loops shall be OPERABLE.", "negative": "The completion time for restoring the ECW train must adhere to the established Risk Informed Completion Time Program."}
{"query": "control room notification procedures", "positive": "Ensure Nine Mile Point 1 Control Room (due to effect on 115 KV line loading) has been notified that 10100 Bus will be transferred from reserve to normal service.", "negative": "\u2022 Ensure AUTO MANUAL T-3 LTC CONTROL switch is in MAN."}
{"query": "The NRC requires licensees to maintain criteria for flow similarities when conducting experimental tests.", "positive": "Similitude Criteria to Preserve Flow Characteristics Between Prototype and Scaled Experiment in Twisted Elliptical Tube Tests outline the necessary dimensions and characteristics that must match between models to ensure accurate testing and results.", "negative": "Regulatory filings must include detailed information about changes in plant design and equipment maintenance schedules, ensuring compliance with all applicable laws."}
{"query": "Software Life Cycle Process", "positive": "The Common Q SPM only includes the Software Life Cycle Process Planning Documentation as outlined in SRP BTP 7-14, Section B.2.1.", "negative": "The following table provides the cross reference between the documents listed in BTP 7-14 Sections B.2.2 and B.2.3 and the name of the Westinghouse LGS PPS corresponding document."}
{"query": "What are the criteria for fuel rod bow in reactors?", "positive": "The criteria for fuel rod bow have been met by calculating DNBR and LHGR burnup thresholds and penalties. The thresholds and penalties will be verified on a cycle-specific basis.", "negative": "Local areas with excess water-to-uranium ratios can develop and can increase the local power peaking."}
{"query": "The NRC mandates that licensees conduct extensive safety evaluations for operational reactors.", "positive": "The ACL program involves a comprehensive evaluation of analytical results and field measurements to ensure compliance with safety standards.", "negative": "Annual financial audits are critical for the stability of utility companies, impacting their operational budget and infrastructure investments."}
{"query": "The NRC mandates that any hazardous materials be clearly identified during the sample collection process.", "positive": "RCRA metals include substances such as mercury, which is categorized as flammable and ignitable, and cadmium, which is listed as polyhalogenated biphenyls.", "negative": "Samples can only be analyzed under certain conditions and require specific handling to avoid contamination."}
{"query": "What is the Final Safety Analysis Report?", "positive": "The Final Safety Analysis Report (FSAR) is a document required by the NRC that provides a comprehensive analysis of the safety of a nuclear facility, including details on its design, operation, and safety measures implemented to protect public health and safety.", "negative": "Fire Probabilistic Risk Assessment (FPRA) is used to evaluate fire risks associated with nuclear facilities, focusing on the potential for ignition and its impact on safety."}
{"query": "The heat generated during the Zircaloy-steam reaction can significantly affect cladding temperatures during reactor shutdowns, as evidenced by the TH-1 test no. 130.", "positive": "In TH-1 test no. 130, the reactor shutdown when the PCT was approximately 1850\u00b0F; and after the reactor shutdown, cladding temperatures kept increasing because of the heat generated from the Zircaloy-steam reaction (of course, there would have also been a small amount of actual decay heat) and the peak measured cladding temperature was 2040\u00b0F.", "negative": "Analyses using the Baker-Just and Cathcart-Pawel correlations would also most likely under-predict the amount of heat that Zircaloy oxidation generated in TH-1 test no. 130, which I discussed in the last PRB meeting."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "**Company:** LaCrosseSolutions  **Address:** S4601 State Hwy 35  **City:** Genoa, Wisconsin 54632  **Contact:** Mr. Jason Q. Spaide  **Project:** LACBWR Site Restoration Project"}
{"query": "The facility is intended to safely store spent nuclear fuel and greater-than-class-C waste until they can be moved to another location for disposal.", "positive": "The WCS CISF provides interim storage for SNF and GTCC waste loaded in canisterized systems until retrieval of the canisters for transport to a repository or other site.", "negative": "The total storage capacity for Phase 1 is limited to 5,000 metric tons of heavy metal (MTHM) for SNF and 510,000 pounds of GTCC waste."}
{"query": "What is the unit of measurement used for radioactive isotopes?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Distributor License Number: R-01082-00"}
{"query": "The hydrology of the area indicates that the surficial aquifer will direct any discharge towards local water bodies, specifically Mill Creek.", "positive": "The piezometric surface of these aquifers also indicates flow in a southeastward direction.", "negative": "As a result of these facts, accidental discharge of industrial wastes into the surficial aquifer underlying the NFCS holding ponds would be confined to the aquifer and would not migrate to the lower aquifer as long as present casings in the deep holes remain effective to migration of fluid (static level of surface aquifer about 130 feet above MSL\u2014static level of lower aquifer 122 feet above sea level)."}
{"query": "nuclear power plant reactor types", "positive": "There are several types of nuclear reactors, including Pressurized Water Reactors (PWRs), Boiling Water Reactors (BWRs), and Advanced Gas-cooled Reactors (AGRs), each with distinct operational characteristics and safety features.", "negative": "The adoption of renewable energy sources has gained momentum over the past decades due to increasing concerns about climate change and environmental impact."}
{"query": "maximum magnitude in seismic studies", "positive": "Subsequent hazard studies have used maximum magnitude (Mmax) values that are within the range of maximum magnitudes used by the six EPRI models.", "negative": "The largest historical earthquake to occur in the CVSZ was the body-wave magnitude (mb) 5.0 Goochland County event on December 23, 1875 (Reference 80)."}
{"query": "What is the process for notifying the NRC about a change of control for a materials use license?", "positive": "The letter includes the information required (following the guidance provided in NUREG 1556 Vol.15, Rev 1 Section 5 and Appendix E) to determine if this organizational change is an actual transfer of control of our NRC Materials Use License.", "negative": "The Hospital\u2019s legal team has been working diligently to ensure that all of our licenses and registrations are revised to reflect the upcoming organizational change."}
{"query": "What is the purpose of the Standard Review Plan for Non-Power Reactors?", "positive": "The Standard Review Plan for Non-Power Reactors provides guidance for NRC staff on the review of non-power reactor licensing applications and is designed to ensure a consistent and thorough evaluation of safety and regulatory compliance standards.", "negative": "The proposed rule outlines the necessary steps for draft regulatory and backfit analysis, detailing how such analyses should be conducted to assess the implications of regulatory changes."}
{"query": "What is ASME Section XI, Subsection IWE in the context of nuclear aging management?", "positive": "The ASME Section XI, Subsection IWE program (B.1.219) will be used to manage loss of material of the steel elements in the downcomers and torus shell ring girders exposed to air - indoor uncontrolled or treated water in the BFN Mark I steel Containment Structure.", "negative": "Fatigue is a TLAA; further evaluation is documented in Subsection 3.5.2.2.1.5."}
{"query": "What is the eutectic composition in sodium tetraborate solutions?", "positive": "Finally, when the system temperature is -0.42\u00b0C (+31.24\u00b0F), the remaining liquid freezes to a solid with a boron concentration of 2220 ppm. The composition of this solid is known as the eutectic composition.", "negative": "The driving force for diffusion between crystals of sodium borate through the pure ice matrix is a concentration gradient."}
{"query": "What areas are defined as essential fish habitats in relation to nuclear plant locations?", "positive": "No essential fish habitat (EFH) areas located within the RNP vicinity", "negative": "Eleven state-listed species occur within Chesterfield, Darlington, and Lee counties."}
{"query": "safe distances for explosion events", "positive": "The Table 2.2-18 provides data on safe distances for explosion events related to various chemicals, indicating the necessary distance to safety-related buildings and the power block boundary.", "negative": "The analysis of the various chemical distances shows significant variation with respect to the type of chemical stored and the geographical features of the site."}
{"query": "What are the expected noise impacts from the operation of two ALWR units?", "positive": "The NRC staff evaluated the noise impacts from operations of two ALWR units with a total net electrical output capacity of 2,234 MWe at the W.S. Lee Nuclear Station site in Section 5.8.2 of NUREG-2111 (pp. 5-69 through 5-70). In that analysis, the staff considered noise levels from draft cooling towers, pumps, loudspeakers, and transformers. The staff concluded in NUREG-2111 (NRC 2013-TN6435) that noise impacts from operation of two ALWR units would be minor. The NRC staff incorporates the analysis in Section 5.8.2 of NUREG-2111 (pp. 5-69 through 5-70) here by reference. Therefore, the noise impacts from operation of the ALWR portion at the W.S. Lee Nuclear Station site would be SMALL.", "negative": "Noise sources during construction of a new nuclear alternative would include those discussed for all replacement power alternatives in Section 3.3.6.2 of this EIS."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors includes multiple stages, such as the application for construction permits, operating licenses, and the review of safety evaluations by the NRC.", "negative": "The coolant system is designed to maintain optimal temperatures and pressures within the reactor core during normal operations."}
{"query": "total mass flow in nuclear safety analysis", "positive": "The total mass flow (lb) for various scenarios is presented, showing the mass released over time for ruptured and intact steam generators.", "negative": "The table also includes values for intact steam generators, indicating their performance under different operational conditions."}
{"query": "The NRC mandates that calculations for average relative power values must be accurately performed to ensure proper regulatory compliance.", "positive": "The Standard requires that the applicant calculates the average relative power values from data collected from NOB Sheets A-2 for the respective NIS Power Range Detectors and records them in appropriate blocks on Attachment 4.", "negative": "The examiner notes highlight that an acceptable range is \u00b1 0.0002 to account for rounding errors."}
{"query": "safety factors against overturning and sliding", "positive": "Minimum Factors of Safety Against Overturning and Sliding at Design Ground-Water Elevations for Design-Basis Earthquake", "negative": "Flow-Duration Data"}
{"query": "nuclear power plant noise impact assessment", "positive": "The NRC staff concludes that the overall noise impacts associated with construction of the combination alternative would be **SMALL to MODERATE**.", "negative": "Vessel-traffic-related noise would be intermittent and decrease as the distance from shore increases."}
{"query": "What is the activity level of CS-137?", "positive": "CS-137 has an activity of 85.12 uCi/grams.", "negative": "The energy emitted by I-131 is measured at 636.97 keV."}
{"query": "The regulatory framework mandates assessments for water resources adjacent to nuclear facilities.", "positive": "The Savannah River is a critical hydrological feature impacting the environmental considerations for nuclear licensing.", "negative": "Daniels Branch is a tributary that serves as a key waterway for local ecosystems."}
{"query": "What are the high-fluence IAD effects in nuclear materials?", "positive": "High-fluence (up to 50 dpa) IAD effects with representative LWR exposure conditions.", "negative": "The initial discussions for this research began in 2006, and harvesting of materials took place in 2013."}
{"query": "What is a partial length fuel rod in BWR reactors?", "positive": "Partial length fuel rods are utilized in BWR designs to optimize fuel usage and achieve better core management.", "negative": "The location sketches provide critical information about the fuel rod arrangement in the reactor core."}
{"query": "byproduct material regulations", "positive": "Medical Use of Byproduct Material Parts 20, 32 and 35", "negative": "Requirements for Certain Generally Licensed Industrial Devices"}
{"query": "What is the purpose of Technical Specification Surveillance Requirement 3.8.6.6?", "positive": "Surveillance Requirement 3.8.6.6 ensures that the equipment performance is regularly monitored and maintained according to the specifications set forth in the Monticello Technical Specifications.", "negative": "The Monticello Nuclear Generating Plant is located in Monticello, Minnesota, and has been operational since 1971."}
{"query": "The departure from nucleate boiling ratio quantifies the thermal margin available to prevent boiling crisis scenarios during reactor operation.", "positive": "A calculated DNBR value greater than this design limit ensures that there is, at a minimum, a 95% probability with 95% confidence (95/95) that a departure from nucleate boiling will not occur.", "negative": "Framatome has developed and continues to use numerous CHF correlations for its fuel assemblies."}
{"query": "CISCC risk factors for dry storage canisters", "positive": "A combination of a susceptible material, sufficient applied or residual tensile stresses, and an environment where chloride ions are present is necessary to induce CISCC.", "negative": "To date, examinations of welded austenitic stainless steel canisters have found no evidence of CISCC or localized corrosion, such as pitting or crevice corrosion, at any site."}
{"query": "defense-in-depth categorization review", "positive": "inadequate/failure to perform defense-in-depth categorization review for multiple components.", "negative": "Three Green NCVs and one licensee identified NCV:"}
{"query": "What is the relationship between cladding strain and oxidation in BWR experiments?", "positive": "The 1997 ORNL paper discusses all of the BWR CORA experiments\u2014CORA-16, -17, -18, -28, -31, and -33\u2014and states that 'concurrent cladding strain and oxidation in the \u03b2 Zircalo y phase regime [which commences above approximately 1922\u00b0F] must be considered in the experimental analysis' of the BWR CORA experiments.", "negative": "NRC's conclusion is unsubstantiated, as the information presented in this section indicates."}
{"query": "The presence of nuclides and their respective activities are important in assessing radiation safety.", "positive": "Wt mean Activity (pCi/grams) indicates the average radioactive decay rate of a nuclide per gram of material.", "negative": "Errors quoted at 2.00sigma signify the range of statistical uncertainty in the measurements."}
{"query": "emergency preparedness for small modular reactors", "positive": "Regulatory Analysis for the Final Rule: Emergency Preparedness for Small Modular Reactors and Other New Technologies outlines the necessary criteria to ensure that emergency preparedness measures are adequate for the unique operational characteristics of small modular reactors.", "negative": "The Environmental Assessment for the Final Rule\u2014Emergency Preparedness for Small Modular Reactors and Other New Technologies discusses the ecological impacts of implementing new safety protocols."}
{"query": "What is the purpose of a decommissioning funding plan (DFP) in nuclear regulation?", "positive": "The exemption would relieve a licensee from the requirement for a DFP, for the possession and use of Germanium-68 (Ge-68)/Gallium-68 (Ga-68) generators, when certain conditions are met.", "negative": "Enclosed is a revision to the July 29, 2016, memorandum that clarifies the technical basis for the subject exemption authorization."}
{"query": "What is an aging management program in nuclear regulation?", "positive": "the first block in their program process for 1829 was aging management programs.", "negative": "What do those boxes constitute? In that way, there are differences into how we would respond based upon what the expectations are from staff."}
{"query": "What is the purpose of other hazard analysis in nuclear safety?", "positive": "Other hazard analysis establishes the frequency of occurrence of different intensities of the hazard being analyzed and uses a site-specific probabilistic evaluation that is based on recent available data and site-specific information.", "negative": "The study of nuclear physics encompasses various phenomena, including radioactive decay and neutron interactions, which are fundamental to understanding the behavior of nuclear materials."}
{"query": "uranium ISR recovery methods", "positive": "Uranium ISR methods have been improved over the years to increase efficiencies and minimize costs. The primary recovery method for uranium is now ISR rather than conventional surface or underground mining. ISR has lower operating costs and also reduces exposure of radioactive materials to the atmosphere.", "negative": "It is not possible to precisely quantify all the economic benefits and costs of the project for any one community because many of the benefits, such as tax revenues, depend upon prevailing market prices, which are subject to change due to unpredictable economic and political factors."}
{"query": "What is the significance of altered thermal stratification of lakes in nuclear power operations?", "positive": "Altered thermal stratification of lakes can impact aquatic life and water quality due to changes in temperature profiles resulting from turbine discharge of cooling water.", "negative": "The NRC evaluates the impacts of air quality on public health and the environment, including emissions from nuclear plants that operate under specific regulatory requirements."}
{"query": "The NRC is responsible for overseeing the review of licensing requests related to the operations at the Palisades Nuclear Plant.", "positive": "In a letter dated July 1, 2024, the U.S. Nuclear Regulatory Commission (NRC) notified your office that it is conducting an environmental review for a series of licensing and regulatory requests submitted by Holtec Decommissioning International, LLC (HDI) that, if approved, would collectively support reauthorizing power operations at the Palisades Nuclear Plant (Palisades).", "negative": "To keep consulting parties informed and in accordance with the NRC\u2019s Principles of Good Regulation, the NRC and DOE LPO staff have performed various activities."}
{"query": "What is the NIS Calibration for reactor power range detectors?", "positive": "NIS Calibration (i.e., Conversion) Factors are used to determine the relationship between current measurements and the reference power for detectors in a nuclear power plant.", "negative": "The BOTTOM (B) DETECTOR parameters include R_b = 0.03181 V/\u00b5A and b_b = -1.763 \u00b5A/\u2206\u03a6, which are critical for understanding the calibration requirements."}
{"query": "11e.(2) byproduct material transportation", "positive": "Figure 3.2-4. Anticipated 11e.(2) Byproduct Material Transportation Route", "negative": "Figure 3.1-5. Surface and Mineral Ownership within the Unit 1 Project Area"}
{"query": "nuclear reactor safety systems", "positive": "The safety systems in a nuclear reactor are designed to prevent accidents and mitigate their consequences by ensuring the reactor operates within safe limits under all conditions.", "negative": "The regulatory body requires detailed plans for the construction of new facilities and their compliance with safety standards."}
{"query": "What does potentiometric surface mean in groundwater studies?", "positive": "The potentiometric surface elevation contour indicates the level to which water would rise in tightly cased wells, reflecting the pressure in the aquifer.", "negative": "The Mississippi River has an elevation of 905.67 feet, providing important hydrological context for regional water management."}
{"query": "The NRC distinguishes between devices that require registration and those that do not...", "positive": "NRC regulations state that certain devices are not subject to registration if they meet specific criteria for use and safety.", "negative": "The serial number of the device is essential for tracking its usage and compliance within the registry."}
{"query": "automatic load sequencer", "positive": "[One required] [automatic load sequencer] inoperable. | 3.8.1.F.1", "negative": "DC Sources - Operating | 3.8.4 | DNPS TS is organized to take advantage of the availability of the opposite unit's 125 VDC subsystem for operability of certain shared safety-related equipment."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX is a computational tool that utilizes the ORFEO-HMP critical heat flux correlation to analyze heat transfer during reactor operations, particularly under conditions that affect thermal hydraulic safety.", "negative": "The table includes a variety of test assembly conditions such as pressure, temperature, and flow rate, which are essential for the evaluation of reactor performance in non-mixing grid tests."}
{"query": "10 CFR Part 53 regulation overview", "positive": "10 CFR Part 53 establishes a risk-informed, technology-inclusive regulatory framework for commercial nuclear plants, allowing for more flexible approaches to licensing based on the specific technologies and risks involved.", "negative": "The staff introduction focused on the qualifications and roles of the members in the Nuclear Regulatory Commission, emphasizing their extensive experience in nuclear safety and regulatory practices."}
{"query": "The NRC's current guidelines permit up to 5.0 weight percent uranium-235 in nuclear fuel, but advancements in technology may lead to the need for exceptions for higher enrichment levels.", "positive": "Current licensing framework allows for the use of \u2264 5.0 weight percent uranium-235; however, technology developments may require numerous exemptions to utilize fuel enriched above 5.0 weight percent.", "negative": "Rulemaking would provide for a generically applicable standard informed by public input, providing consistent and transparent communication, rather than individual licensing requests as discussed in SECY-21-0109, \u201cRulemaking Plan on Use of Increased Enrichment of Conventional and Accident Tolerant Fuel Designs for Light-Water Reactors.\u201d"}
{"query": "What are the properties of PB-214 regarding its activity?", "positive": "The weight mean activity of PB-214 is 2.22E-01 pCi/grams with an uncertainty of 4.52E-02.", "negative": "X = nuclide rejected by the interference analysis."}
{"query": "licensing-basis events", "positive": "Analyses of licensing-basis events other than design-basis accidents (DBAs) must be performed for LBEs as required by \u00a7 53.450.", "negative": "It is difficult for this commentator to follow the complete logic and the criteria basis so needs some explanation."}
{"query": "industry initiatives in regulatory actions", "positive": "The presence of industry initiatives is potentially very important in the estimation of costs and benefits and, as such, its treatment in the regulatory analysis should be explicitly considered.", "negative": "Issues related to adequate protection of public health and safety are deemed the responsibility of the NRC and thus cannot be addressed through industry initiatives."}
{"query": "maximum water surface elevation", "positive": "Ice Jam Breach Maximum Water Surface Elevation (ft. NAVD) is defined as the highest water level reached during an ice jam event, measured in feet relative to the North American Vertical Datum.", "negative": "The coincident wave runup measures the increase in water level due to waves acting on the shoreline, which can vary greatly depending on local conditions and coastal configuration."}
{"query": "nuclear security baseline inspection", "positive": "On December 1, 2020, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Palisades Nuclear Plant and discussed the results of this inspection with you and other members of your staff.", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "What are the requirements for submitting technical documentation in nuclear licensing?", "positive": "The NRC requires that all licensees submit technical documentation that adheres to the standards set forth in 10 CFR Part 50, which includes requirements for safety analysis, environmental assessments, and emergency procedures.", "negative": "The dimensions of the items listed above are critical for inventory management, ensuring that all vendors are stocked adequately for operational needs."}
{"query": "The locations of the monitor wells are critical for understanding subsurface conditions.", "positive": "The monitor wells in the Terrace Unit are installed to track groundwater levels and assess the aquifer's response to environmental conditions.", "negative": "The map details include a scale of 1 inch for every 300 feet, providing a visual aid for understanding distances."}
{"query": "The average enrichment of uranium in a PWR fuel assembly is critical for defining its performance metrics.", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) values are essential in determining the fuel cycle behavior and performance of the reactor.", "negative": "Reactor coolant systems play a crucial role in maintaining the operational temperatures of the reactor core."}
{"query": "site-specific analysis for nuclear power plants", "positive": "As part of the Site-Specific Analysis, Xcel Energy considered relevant new information on geology and soils since initial license renewal.", "negative": "Nuclear power plant cooling systems may compete with other users relying on surface water resources, including downstream municipal, agricultural, or industrial users."}
{"query": "The RICT Program implements strategies to address uncertainties identified in the Probabilistic Risk Assessment (PRA) modeling.", "positive": "The purpose of the DNPS FLEX equipment is to provide independent means capable of mitigating a simultaneous loss of all AC power and loss of normal access to the ultimate heat sink resulting from a beyond design basis external event (BDBEE) by providing adequate capability to maintain or restore core cooling, containment cooling, and Spent Fuel Pool (SFP) cooling capabilities to all units on site.", "negative": "The approach taken is, therefore, to review these documents to identify the items which may be directly relevant to the RICT Program calculations, to perform sensitivity analyses where appropriate, to discuss the results and to provide dispositions for the RICT Program."}
{"query": "The regulatory framework mandates comprehensive assessments of nuclear facility risks...", "positive": "The safety analysis report must detail the potential accidents and their consequences, including radiological assessments and mitigation strategies.", "negative": "The construction of the reactor requires compliance with seismic performance criteria and well-defined engineering standards."}
{"query": "probabilistic risk assessment in nuclear regulation", "positive": "In August 1995, the NRC adopted the following policy statements regarding the expanded use of PRA: PRA and associated analyses (e.g., sensitivity studies, uncertainty analyses, and importance measures) should be used in regulatory matters, where practical within the bounds of the state-of-the-art, to reduce unnecessary conservatism associated with current regulatory requirements, regulatory guides, license commitments, and staff practices.", "negative": "Regulatory Guide 1.174 provides general guidance for use by licensees in the implementation of risk-informed analyses and explains that a risk-informed approach can provide valuable insights and guidance for use in interactions between the NRC and licensees."}
{"query": "subsequent license renewal", "positive": "This application seeks a subsequent license renewal for Dresden Nuclear Power Station Units 2 and 3, addressing the environmental impacts associated with extended operations beyond the original licensing period.", "negative": "The report includes an extensive overview of onsite construction activities, detailing the initial site preparation efforts and the installation of facility infrastructure."}
{"query": "Measurement units for area in reactor safety assessments", "positive": "Area = 30.6 m\u00b2 (329 ft\u00b2)", "negative": "- Random Starting Point: \u25cf"}
{"query": "nuclear reactor construction inspection program", "positive": "The Construction Inspection Program: Inspections of Construction and Operational Programs is designed to ensure that all construction activities meet regulatory requirements and that reactors are built and operated safely.", "negative": "The Low-Level Waste Program includes management and disposal of lower activity waste materials generated from nuclear power operations."}
{"query": "transportation of radioactive waste", "positive": "Fasken does not explain\u2014or even address\u2014why the Board should reach a different result than we reached with respect to a virtually identical claim in this very proceeding, and which the Commission affirmed in CLI-2014-14.", "negative": "However, Fasken does not explain why, under NEPA or the NRC's environmental regulations, the DEIS must provide a more thorough analysis of hypothetical future shipping routes."}
{"query": "nuclear licensing affidavit", "positive": "Framatome submitted an application for withholding and affidavit regarding the proprietary information contained in the documents because it pertains to safeguarding the competitive position of the company.", "negative": "The Millstone Power Station Unit 3 operates under multiple regulatory regimes to ensure compliance and maintain high safety standards."}
{"query": "What is a bump-up factor in nuclear safety testing?", "positive": "Licensees should provide the details and the technical basis that show why the bump-up factor from the particular debris bed in the test is appropriate for application to other debris beds.", "negative": "Wolf Creek is using the separate chemical effects approach to determine the chemical source term. This section is not applicable to the Wolf Creek chemical effects analysis. See Figure 3.0.2-1."}
{"query": "The NRC specifies that the assembly's average enrichment must meet certain percentage standards for safe operation.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) indicates the required concentration of Uranium-235 in the fuel assemblies used in BWR reactors.", "negative": "The technical specifications for maintaining cooling systems focus on various environmental impacts and do not directly relate to nuclear fuel enrichment."}
{"query": "proprietary information policies", "positive": "Westinghouse has policies in place to identify proprietary information. Under that system, information is held in confidence if it falls in one or more of several types, the release of which might result in the loss of an existing or potential competitive advantage, as follows:", "negative": "The attached documents are bracketed and marked to indicate the bases for withholding."}
{"query": "What are the prerequisites for categorization in nuclear licensing?", "positive": "The categorization prerequisites include a systematic identification and evaluation of the technical requirements that apply to varying levels of safety significance, enabling informed decisions during the regulatory process.", "negative": "The NRC evaluates applications based on a comprehensive assessment of all technical specifications and operational practices, ensuring that safety is maintained throughout the lifecycle of the nuclear facility."}
{"query": "ASME Class 3 components supports", "positive": "Supports for ASME Class 3 Piping and Components (Support members; welds; bolted connections; support anchorage to building structure) | Structural Support | Stainless Steel Bolting | Air - Indoor, Uncontrolled | Loss of Preload | ASME Section XI, Subsection IWF (B.2.1.30) | III.B1.1.TP-229 | 3.5.1-087 | A", "negative": "Reduction in Concrete Anchor Capacity."}
{"query": "To comply with the industry\u2019s requests, the recommendations involve monitoring strategies for the various aging mechanisms affecting PWR internals.", "positive": "To support the industry in preparing PWR internals aging management programs to satisfy license renewal commitments.", "negative": "The team developed screening criteria with susceptibility levels for the eight postulated aging mechanisms relevant to PWR internals and their effects and updated those screening criteria based on the latest research and the need to extend operation for SLR."}
{"query": "loss of ADS initiation capability", "positive": "1 hour from discovery of loss of ADS initiation capability in both trip systems", "negative": "Not applicable when trip capability is not maintained."}
{"query": "impact on transportation during nuclear construction", "positive": "The TVA proposes to use two access roads to the site during most of the construction program, one via an existing road south of the plant site and a new permanent access road from U. S. 72 north of the site.", "negative": "Using the percentages discussed above, estimates were prepared by the staff for selected employment levels (1000 men and 2000 men) to provide typical figures for the Jackson County area regarding housing demand, school-age children, and total population influx."}
{"query": "The NRC requires licensees to provide longitudinal and short transverse CVN data for A-36 steel used in supports, ensuring adequate fracture toughness.", "positive": "The four original samples of material were charpy V-notch tested at 80\u00b0F and 125\u00b0F in the short transverse direction (through thickness direction) to supplement the information obtained by the longitudinal direction testing that was previously provided to the NRC.", "negative": "An analysis of the scrap material available from both Unit 1 and Unit 2 structures has shown the only material that will satisfy the criteria stated above are the ASTM A-36 W14 x 426 lb beams from pieces 21 through 26 of the Unit 1 steam generator structures."}
{"query": "The NRC staff's review will assess whether the environmental report fulfills the regulatory requirements outlined in 10 CFR Part 51.", "positive": "The objectives of the NRC staff's readiness assessment are to review the draft application for a multi-site service provider license for remediating abandoned uranium mine waste using high-pressure slurry ablation (HPSA) technology.", "negative": "The readiness assessment will take place virtually through an online reference portal."}
{"query": "The NRC guidelines stipulate that licensees must conduct inspections to assess the integrity of the piping systems due to potential aging mechanisms.", "positive": "Piping, piping components | Leakage Boundary | Carbon Steel | Steam (Internal) | Loss of Material | Water Chemistry (B.2.1.2) | VIII.B2.SP-160 | 3.4.1-014 | B", "negative": "The table outlines various components of the main steam system, including details on material and intended function."}
{"query": "What is the purpose of the Licensing Practices and Procedures (G-109) Course?", "positive": "The NRC provides funding to the Agreement States for training and the associated travel.", "negative": "Students selected to attend the March 31-April 3, 2025, Licensing Practices and Procedures (G-109) Course in Chattanooga, Tennessee are provided in Enclosure 1."}
{"query": "detection limit in soil analysis", "positive": "**DL:** Detection Limit", "negative": "Westinghouse Electric Company, LLC is located in Columbia, South Carolina."}
{"query": "aging effects in nuclear systems", "positive": "The following aging effects associated with the Hypochlorite System components require management: Cracking, Hardening or loss of strength, Long-term loss of material, Loss of material, Loss of preload.", "negative": "The materials of construction for the Hypochlorite System components are: High-strength steel, Nickel Alloy, Polymeric, Stainless Steel, Steel."}
{"query": "In the event of operational disturbances, it is critical to verify the functionality of control air systems, particularly in maintaining compressor operations.", "positive": "CHECK 480V power available to at least two C&S&S compressors.", "negative": "ENSURE Emergency Purge Shutoff valve NOT closed as indicated on Dryer Panel."}
{"query": "What is the procedure for retesting a Main Turbine Stop Valve at nuclear power plants?", "positive": "Perform Retest on a Main Turbine Stop Valve IAW S2.OP-PT.TRB-0003", "negative": "The NRC requires licensees to maintain accurate records of personnel training and qualifications."}
{"query": "What is the role of AC electrical power distribution systems in nuclear facilities?", "positive": "The onsite Class 1E AC electrical power distribution system for each unit is, for the most part, divided into redundant and independent AC electrical power distribution subsystems (Divisions 1 and 2).", "negative": "Charging current then reduces exponentially during the remainder of the recharge cycle."}
{"query": "What are the accessible and inaccessible portions of canister confinement boundaries?", "positive": "| Accessible Portions                              | Inaccessible Portions                      |\n|--------------------------------------------------|-------------------------------------------|\n| Standardized Advanced NUHOMS\u00ae System Canisters   | Inner Bottom Cover Plate (IBCP)          |\n| NUHOMS\u00ae 24PT1                                   | IBCP to Shell weld                        |\n| - Shell                                         | Siphon and Vent block (S&VB)             |\n| - Shell long seam welds                          | S&VB Cover Plates                         |\n| - Shell circumferential welds, if present       | Inner Top Cover Plate (ITCP)             |\n|                                                  | ITCP to shell weld                        |\n|                                                  | S&VB Cover to S&VB welds                 |\n|                                                  | S&VB to Shell weld                        |", "negative": "The NRC requires extensive documentation for the operational procedures of nuclear facilities."}
{"query": "Nuclear Regulatory Commission licensing process", "positive": "Authorization for possession and use of byproduct materials at temporary job sites under exclusive federal jurisdiction shall be obtained from the Nuclear Regulatory Commission by either: 1. Filing a Nuclear Regulatory Commission Form-241 in accordance with 10 CFR 150.20(b); 2. Applying for a specific Nuclear Regulatory Commission license.", "negative": "Before byproduct material is used by a specific licensee at a temporary job site in another state, authorization shall be obtained from that state if it is an agreement state, or from the Nuclear Regulatory Commission for any non-agreement state, either by filing for reciprocity or applying for and obtaining a specific license."}
{"query": "What is the significance of archaeological site inventories near nuclear plants?", "positive": "Table 3.8-3 Illinois Inventory of Archaeological Sites Entries within 6-miles of DNPS (Sheet 2 of 28) lists various archaeological sites and their statuses relevant to the regulatory considerations for the plant.", "negative": "The Illinois archaeological sites are categorized primarily by their trinomials and locations, influencing local historical preservation efforts."}
{"query": "The licensing process for nuclear materials requires thorough documentation and regulatory compliance.", "positive": "LDS-XXX (XXX = NUCIDE MASS NUMBER) refers to a specific method used for categorizing isotopes based on their mass numbers, which is critical in safety and regulatory assessments.", "negative": "Eckert & Ziegler Isotope Products has developed various series of isotopic products, each tailored for specific applications in medical and industrial fields."}
{"query": "specific conductance in nuclear regulatory filings", "positive": "SPECIFIC CONDUCTANCE           | 1.570    | 3.362       | U         | 24.000   | us/cm  | REG         |", "negative": "ZBG 6 | 7/16/2024  | WATER TEMPERATURE               | -        | -           | -         | 21.100   | degC   | REG         |"}
{"query": "What are the regulatory issues for nuclear facilities at brownfield sites?", "positive": "Today\u2019s meeting will discuss topics related to Section 206 of the ADVANCE Act, 'Regulatory issues for nuclear facilities at brownfield sites.'", "negative": "This meeting was noticed on the NRC\u2019s Public Meeting Schedule page on December 30, 2024."}
{"query": "ARITA TER regulatory process", "positive": "ARITA TER stands for Automated Risk Informed Technical Assessment for Licensing that is utilized in the regulatory assessments of nuclear reactor operations.", "negative": "The meeting is scheduled for Tuesday at 2 PM to discuss the latest safety protocols for all operating facilities."}
{"query": "What are the affiliated states in the Southeastern region for nuclear licensing?", "positive": "The Southeastern region includes Alabama, Florida, Georgia, Mississippi, Tennessee, and Virginia as affiliated states.", "negative": "The Midwest region consists of Indiana, Iowa, Minnesota, Missouri, Ohio, and Wisconsin."}
{"query": "What is the significance of 10CFR50 Appendix R in relation to fire safety at nuclear facilities?", "positive": "This Area complies with 10CFR50 Appendix R, Section III.G.2.a.", "negative": "Automatic deluge systems are installed on each of the station transformers located south of the Turbine Buildings."}
{"query": "What are Low Head Safety Injection (LHSI) requirements in nuclear safety?", "positive": "The proposed change adds operability requirements to TS 3.7.E and revises TS Table 3.7-6, \u201cAccident Monitoring Instrumentation,\u201d and TS Table 4.1-2, \u201cAccident Monitoring Instrumentation Surveillance Requirements,\u201d to add Low Head Safety Injection (LHSI) flow indication due to reclassification of the Regulatory Guide (RG) 1.97, Revision 3, variable from a Type D Category 2 variable to a Type A Category 1 variable.", "negative": "The proposed change does not alter the condition or performance of equipment or systems used in accident mitigation or assumed in any accident analysis, and the safety analysis acceptance criteria are not impacted by this change."}
{"query": "What is the purpose of the Rapid Borate Stop Valve in Reactor Control?", "positive": "Locates and discusses opening 1CV175, Rapid Borate Stop Valve by disengaging clutch and rotating handwheel (counterclockwise).", "negative": "CLOSE the Air Supply Isolation Valve, 12CV160 A/S, AIR SUPPLY FOR 12CV160."}
{"query": "critical heat flux correlation", "positive": "The COBRA-FLX code is employed to calculate the critical heat flux under various conditions which is essential for ensuring safe reactor operation.", "negative": "Table B-3 provides a summary of local conditions derived from COBRA-FLX simulations, detailing the grid tests conducted during the assessment."}
{"query": "What is the procedure for analyzing groundwater samples in nuclear regulatory contexts?", "positive": "ACZ Laboratories, Inc. (ACZ) received 1 groundwater sample from Rio Algom Mining Company on December 20, 2024. The sample was received in good condition. Upon receipt, the sample custodian removed the sample from the cooler, inspected the contents, and logged the sample into ACZ's computerized Laboratory Information Management System (LIMS).", "negative": "The sample was assigned ACZ LIMS project number L92173. The custodian verified the sample information entered into the computer against the chain of custody (COC) forms and sample bottle labels."}
{"query": "nuclear detector setup", "positive": "The detector setup included a model 44-116, with a serial number of 375009, used for measuring radiation levels at specific survey unit grids.", "negative": "Logging the readings took place every minute, documenting the logged readings along with corresponding count times."}
{"query": "What is the significance of nuclide activity measurements in nuclear regulatory filings?", "positive": "The table provides detailed measurements for various nuclides, including their activity in pCi/grams, which is critical for understanding their radiological implications in nuclear safety assessments.", "negative": "The reactor coolant system plays a significant role in maintaining the temperature and pressure of the reactor during operations."}
{"query": "Uranium concentration measurements", "positive": "Uranium-233/234           |           | 417    | +/-36.2     | 5.74| 0.500 | pCi/g |    |    | HAKB    | 09/19/18  | 0946 | 1802589 |                |", "negative": "Moisture                  |           | 11.9   |             |     |     | percent |    |    | CX1     | 09/11/18  | 1103 | 1801055 |                |"}
{"query": "manual actuations in accident scenarios", "positive": "The LGS design basis assumes manual actuations are not required for 10 minutes after a postulated accident (PA) commences (e.g., LGS UFSAR Chapter 7.5.2.4.1, Initial Accident Event).", "negative": "The digital modernization project aims to improve the reliability and performance of the reactor systems."}
{"query": "What is the identification energy tolerance for gamma direct samples?", "positive": "**Identification Energy Tolerance:** 3.000 keV", "negative": "**Sample Size:** 2.827E+001 M^2"}
{"query": "Framatome applies specific criteria to identify proprietary information, ensuring these details are protected.", "positive": "The following criteria are customarily applied by Framatome to determine whether information should be classified as proprietary:", "negative": "My name is Gayle Elliott. I am Deputy Director, Licensing & Regulatory Affairs for Framatome Inc. (Framatome) and as such I am authorized to execute this Affidavit."}
{"query": "The NRC evaluates the integrity of components involved in mechanical closures regularly to ensure safety and operational reliability.", "positive": "Closure bolting                     | Mechanical Closure                   | High-strength steel | Air                   | Cracking due to SCC; cyclic loading                | Bolting Integrity (B.2.1.10)        | VII.A.I-04      | 3.3-1, 010             | A     |", "negative": "Heat exchanger components            | Pressure Boundary                    | Copper alloy     | Raw water             | Loss of material due to general, pitting, crevice corrosion, MIC; flow blockage due to fouling | Open-Cycle Cooling Water System (B.2.11) | VII.C1.AP-179   | 3.3-1, 038             | A     |"}
{"query": "LCO 3.0.3 requirements", "positive": "The requirements of LCO 3.0.3 do not apply in MODES 4 and 5 because the unit is already in the most restrictive Condition required by LCO 3.0.3.", "negative": "The time limits of Specification 3.0.3 allow 37 hours for the unit to be in MODE 4 when a shutdown is required during MODE 1 operation."}
{"query": "What is the significance of turbine-generated missiles in nuclear safety assessments?", "positive": "Per UFSAR Section 14.1.13.1, the turbine-generators are safe and reliable and the chance of a failure during normal operation, which could endanger the reactor and associated Seismic Class I nuclear systems, is extremely small.", "negative": "Not applicable to the site because of location (no active or dormant volcanoes located near plant site). Based on this review, the Volcanic Activity impact hazard can be considered to be negligible."}
{"query": "The NRC mandates the detailed reporting of all hazardous materials in certain regulatory contexts.", "positive": "Cyanide, total analysis must be conducted in compliance with defined quality control standards to ensure safety and regulatory adherence.", "negative": "The Iron, dissolved sample results must include accurate measurements of concentration levels to ensure compliance with specified limits."}
{"query": "spent fuel storage racks", "positive": "The spent fuel storage racks are designed to maintain the stored spent fuel in a spatial geometry that precludes the possibility of criticality.", "negative": "Anticipated reactivity and flooded with unborated water at a temperature corresponding to the highest reactivity."}
{"query": "The assessment of design-basis accidents is crucial for ensuring safety in nuclear reactors.", "positive": "NuScale Power has submitted a safety analysis report detailing the evaluation of potential design-basis accidents for its small modular reactor.", "negative": "The office of NuScale Power in Corvallis, Oregon, is responsible for overseeing company operations and communications."}
{"query": "The samples analyzed using the specified methods were evaluated for compliance with the resolution standards.", "positive": "Samples 1204332689 (L1-010-106-AJGS-004-SSDUP), 485191006 (L1-010-106-AJGS-017A-SS), 485191009 (L1-010-106-AJGS-035A-SS) and 485191015 (L1-010-107-AJGS-001C-SS) did not meet the resolution requirement of having a full width half maximum of 100 keV or less for the tracer; however, the tracer yield requirement was met and the tracer peaks are within the tracer region of interest.", "negative": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "The NRC aims to support the ongoing functionality of present-day nuclear power stations in the U.S.", "positive": "Enable continued operation of existing U.S. nuclear reactors.", "negative": "Develop advanced nuclear fuel cycles."}
{"query": "centrifugal charging pump calibration", "positive": "CHECK required M&T E is within its current calibration cycle as evidenced by an affixed calibration sticker:", "negative": "The CCP speed increaser may be subject to erratic vibration readings induced by resonance, particularly when using the magnetic probe holder."}
{"query": "What is gamma spectrum analysis in the context of nuclear safety?", "positive": "Gamma spectrum analysis is conducted using a 500 ml Marinelli geometry detector to assess the radioactivity of samples collected from a nuclear facility.", "negative": "The sample identification indicates that the sample size is 8.248E+02 grams and was taken from Dairyland_NPP."}
{"query": "nuclear safety culture monitoring process", "positive": "Nuclear Safety Culture Monitoring Process", "negative": "Snapshot Self-Assessment: 50.59 71111/17T"}
{"query": "What is the energy and yield of CS-134?", "positive": "CS-134 has an energy of 795.84 keV and a yield of 85.40%.", "negative": "Emergency response plans must be regularly updated and tested to ensure effectiveness."}
{"query": "What are critical tasks related to isolating a faulted steam generator?", "positive": "The scenario may be terminated once Critical Task SZCT-3, Isolate the faulted S/G is complete, which corresponds with completion of EOP E-2, Appendix HH.", "negative": "The crew diagnoses that the high reading on the radiation monitor is an instrument failure based on comparisons with other monitors, the rate of failure, etc."}
{"query": "nuclear steam supply sampling system", "positive": "The Nuclear Steam Supply Sampling System is designed to manage and sample the integrity of nuclear steam supply systems across various aging effects requiring management, particularly focusing on components such as heat exchangers made from carbon steel under different environmental conditions.", "negative": "The Closed Treated Water Systems are crucial for maintaining the cooling parameters within the reactor system, ensuring that operational efficiency is preserved throughout the lifespan of the plant."}
{"query": "The NRC establishes guidelines for assessing the impact of radiation on reactor materials.", "positive": "The reactor vessel material irradiation surveillance specimens shall be removed and examined, to determine changes in material properties, as required by 10 CFR 50, Appendix H.", "negative": "Heatup and cooldown requirements for the reactor vessel material are discussed in Section 5.2.4."}
{"query": "The calculations demonstrate that the interaction ratios for components are crucial for ensuring safety under seismic loads during both Operating Basis Earthquake and Safe Shutdown Earthquake conditions.", "positive": "The results of the calculation show that the interaction ratios for the strainer assembly components are below 1.0 for both Operating Basis Earthquake (OBE) and Safe Shutdown Earthquake (SSE) loads, and the strainers meet the acceptance criteria for all applicable loadings.", "negative": "The interaction ratios for the components in the models are provided in Table 3.k.2-1. The Interaction Ratio is nominally 'Actual' divided by 'Allowable.'"}
{"query": "The regulatory requirements for structures, systems, and components used in non-light-water reactors involve a careful assessment of their safety significance and performance-based interactions.", "positive": "As described in Regulatory Guide 1.233 \u201cGuidance for a Technology-Inclusive, Risk-Informed, and Performance-Based Methodology to Inform the Licensing Basis and Content of Applications for Licenses, Certifications, and Approvals for Non-Light-Water Reactors: \u201cThe selection of licensing-basis events (LBEs); classification and special treatments of structures, systems, and components (SSCs); and assessment of defense in depth (DID) are fundamental to the safe design of non-LWRs.", "negative": "The NRC requires comprehensive assessments to ensure the safety and reliability of all reactor designs regardless of their classification."}
{"query": "What are the licensing provisions for an Independent Spent Fuel Storage Installation?", "positive": "24P-ISFSI licensed per general license provisions of 10CFR72.", "negative": "Natural Gas Combined Cycle (NGCC) with Carbon Capture and Storage (CCS) system."}
{"query": "cladding surface temperature in nuclear reactors", "positive": "Figure 2-4 illustrates the relationship between cladding surface temperature and time during unit loading and unloading operations.", "negative": "The schedule for the upcoming regulatory inspection was reviewed and approved by the management team."}
{"query": "The Minimum Detectable Activity (MDA) for nuclides is determined by factors including energy and yield of radiation emitted.", "positive": "Nuclide MDA (pCi/gram) | 8.19E-01", "negative": "Peak Locate To Channel: 4096"}
{"query": "What are the activities involving the assessment of nuclear criticality safety?", "positive": "88015 Nuclear Criticality Safety 10/20/20 (20-052)", "negative": "88020 Operational Safety 12/14/20 (20-071)"}
{"query": "What is Shutdown Cooling in nuclear reactors?", "positive": "Shutdown Cooling is lined up on the \"A\" loop of RHR.", "negative": "When the NSO attempts to start up Shutdown Cooling, the MO 1-1001-29A valve breaker trips open and will NOT reset."}
{"query": "What is the graded approach to emergency planning in nuclear regulations?", "positive": "The NRC also considered a graded approach to EP that would take into account the magnitude of any credible hazard involved, the particular characteristics and status of a facility, and the balance between radiological and non-radiological hazards.", "negative": "The NRC\u2019s performance-based framework, inspection and enforcement program, and design-specific review process provide reasonable assurance that protective measures can and will be taken in the event of an emergency at an SMR or ONT facility."}
{"query": "The NRC expects that multiple PCTE entities will apply for licensing under the revised regulations.", "positive": "The staff estimates an average of 9 PCTE entities will apply for licenses under the new regulations.", "negative": "For cost analysis considerations, the staff estimates for NRC rulemaking implementation costs of ($780 thousand) at a 7-percent discount rate as shown in Table A-8."}
{"query": "What isotopes and their activities must be reported in the registration of devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 100) | Unit (e.g. mCi) |", "negative": "**Initial Transferor License Number (if known)**  ___________________________"}
{"query": "What are Unknown Location (UNL) components in FPRA analysis?", "positive": "Components in this category are referred to as Unknown Location (UNL) components because specific cables were not identified for the components.", "negative": "To understand the impact on masking, a RICT specific sensitivity is provided in PSA-ANO2-06-4B-SOU (Reference 7), Section 8.1."}
{"query": "flood hazard reevaluation", "positive": "The Flood Hazard Reevaluation Report for the Fort Calhoun Station evaluates potential hydrologic failure velocities to ensure regulatory compliance with safety standards.", "negative": "The figures included in this report depict various metrics related to system operations and maintenance schedules for the Fort Calhoun Station."}
{"query": "PWR fuel assembly average burnup", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Certificate of Compliance No. 1031\nAmendment No. 14"}
{"query": "control switch operation for 1RY8000B", "positive": "\u2022 CLOSE 1RY8000B by placing control switch to CLOSE", "negative": "At MCC 132X2, cub C4:"}
{"query": "What are ASME Code rulemakings in the context of nuclear licensing?", "positive": "The American Society of Mechanical Engineers (ASME) develops codes and standards that govern the design, materials, fabrication, and inspection of nuclear reactor components to ensure they perform safely under various conditions.", "negative": "The references section includes various documents and sources deemed relevant for the regulatory filings but does not discuss specific technical safety systems."}
{"query": "The report discusses the uncertainties associated with the activity of various nuclides.", "positive": "| Nuclide | Wt mean Activity (pCi/M\u00b2) | Uncertainty |\n|---------|----------------------------|-------------|\n| K-40    | 0.995                      | 8.321976E+004 | 1.340373E+004 |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The instrumentation responsible for detecting a loss of power must be able to sense undervoltage conditions effectively.", "positive": "Loss of Power (LOP) Instrumentation provides undervoltage sensing capability of 4.16 kV Emergency Bus.", "negative": "The PRA modeling is not fully developed."}
{"query": "Cycle 24 voltage growth", "positive": "Figure 3-12: Cycle 24 Voltage Growth vs. BOC Voltage", "negative": "R\u00b2 = 0.0148 (Linear SG B Indications)"}
{"query": "The evaluation shows how potential dam failures could impact nuclear safety at the facility.", "positive": "The flood hazard reevaluation report includes analysis of potential dam breaches and the resulting impact on safety systems at the Cooper Nuclear Station.", "negative": "The document details the design specifications for the reactor cooling system, emphasizing its importance in maintaining operational efficiency."}
{"query": "nuclear material transaction report", "positive": "LEUN Nuclear Material Transaction Report", "negative": "Bill of Lading for LR-230 Shipment"}
{"query": "What is the significance of hydrogeology in nuclear licensing?", "positive": "The 1980 Davis & Floyd and LETCo reports provide a fairly comprehensive assessment of the hydrogeology of the Terrace Aquifer System in the area between the main plant and Sunset Lake.", "negative": "The most pertinent of the references consulted are summarized below."}
{"query": "average enrichment of nuclear fuel", "positive": "Minimum Initial Assembly Avg. Enrichment wt % \u2264 35U (E) indicates the average enrichment of nuclear fuel assemblies required for operation.", "negative": "Certificate of Compliance No. 1031 B2-130 Amendment No. 5, Revision No. 2 outlines regulatory approvals necessary for reactor design."}
{"query": "PZR level control", "positive": "PZR Level - GREATER THAN 17%\n- Perform the following:\n  1. Verify letdown isolation valves closed:\n     - 2-ORV-111\n     - 2-ORV-112\n  2. Verify PZR heaters are off.\n  3. Verify excess letdown isolation valves closed:\n     - 2-ORV-113\n     - 2-ORV-114", "negative": "If narrow range level in any SG continues to rise, THEN stop feed to that SG."}
{"query": "What are Items Relied On For Safety (IROFS) in nuclear regulation?", "positive": "Items Relied On For Safety (IROFS) are defined and implemented to maintain each identified controlled parameter within its specified Limiting Condition of Operation, thereby ensuring the subcriticality of a system or process.", "negative": "The availability and reliability of the IROFS established for criticality safety are assured through management measures which are described in Chapter 11."}
{"query": "removable contamination survey", "positive": "Monthly wipe tests are carried out by the RSC or RSO in all areas where radioactivity is stored or handled in unsealed form.", "negative": "Each authorized user has a monitor available to him/her in his/her department to perform the surveys."}
{"query": "What happens when two recirculation pumps trip at the Limerick Generating Station?", "positive": "Trip of two recirculation pump motors is assumed. The vessel water level due to rapid flow coast-down is expected to reach the high level trip, thereby shutting down the main turbine and feed pump turbines and scramming the reactor. This event is categorized as an incident of moderate frequency.", "negative": "No EOP entry conditions."}
{"query": "The operator must monitor the operation of the Emergency Gas Treatment System (EGTS) to ensure that the fans are running and the dampers are open.", "positive": "a. MONITOR Unit 2 is in Mode 1 or 2.", "negative": "CLOSE 2-FCV-67-143, CCS HX B OUTLET ERCW FLOW CNTL BYP."}
{"query": "Reactor Protection System", "positive": "Reactor Protection System is pivotal for ensuring the safe operation of the reactor by monitoring and controlling the reactor's parameters, thus preventing potential safety hazards.", "negative": "The communications system plays a crucial role in facilitating the interaction between control room operators and the field personnel, ensuring effective operational management."}
{"query": "aging management programs for nuclear systems", "positive": "Aging Management Programs are designed to address the long-term loss of material, which is a key factor that requires management to ensure the continued safe operation of components like the valve body in the core spray system.", "negative": "The table provides a detailed overview of component types and their intended functions within the nuclear power facility."}
{"query": "What is COBRA-FLX and its significance in critical heat flux analysis?", "positive": "COBRA-FLX is a thermal hydraulic code used to calculate critical heat flux (CHF) in the boiling water reactor (BWR) systems, which is essential for ensuring the safety and efficiency of reactor operation.", "negative": "The assembly conditions tested in the non-mixing grid experiments include various parameters like pressure, temperature, and flow rates that have significant implications on the overall performance of the reactor."}
{"query": "Reactor Thermal Power measurement", "positive": "Corrected Venturi Reactor Thermal Power may be used to verify that Reactor power is within the licensed core power limits for up to 60 hours with the LEFM NOT available.", "negative": "A pre-test briefing has been conducted with the Shift Manager (SM), Unit Supervisor (US), or Work Control Center SRO (WCC-SRO) in accordance with PMP-4030-OB-001, Pre-Job Briefs and Post-Jobs Reviews."}
{"query": "loss of material due to pitting and crevice corrosion", "positive": "Loss of material due to pitting and crevice corrosion could occur in aluminum piping, piping components, and tanks exposed to air, condensation, underground, raw water, or waste water environment for a sufficient duration of time.", "negative": "The timing of the one-time or periodic inspections is consistent with that recommended in the AMP selected by the applicant during the development of the SLRA."}
{"query": "The NRC mandates that licensed facilities adhere to specific standards for testing the containment systems.", "positive": "Specification C-1003(Q), *Specification for In-service Inspection of the Containment Building Post-Tensioning System & Exterior Concrete Shell*, Revision 16.", "negative": "Ameren Non-Conformance Report NCR 89N353-004."}
{"query": "What are the design loads considered for seismic events in nuclear facilities?", "positive": "The lattice frames and support columns are designed to withstand dead loads, live loads, seismic loads including impact and accident loads and remain within the allowable limits established in Section 6.2.2.16.", "negative": "Structural loads are not transmitted through the lattice frames and columns to the containment structure."}
{"query": "What is a nuclear reactor's core thermal power?", "positive": "The core thermal power of a nuclear reactor refers to the total thermal energy produced during the fission process, measured in megawatts (MW).", "negative": "The emergency response plan outlines steps to address potential safety issues that may arise during normal operations."}
{"query": "seismic sources in nuclear regulation", "positive": "The seismic sources listed include various locations with associated maximum magnitudes (Mmax) and distances, which are pertinent for assessing seismic safety in the context of nuclear regulatory evaluations.", "negative": "In many situations, the operational efficiency of a reactor is influenced by the quality of its mechanical systems and maintenance procedures."}
{"query": "What are the impacts of climate change on energy systems?", "positive": "Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions.", "negative": "Climate change impacts on urban water, energy supply, transportation, & other essential infrastructure."}
{"query": "What is the purpose of a QA program in nuclear regulation?", "positive": "The Radics LLC 10 CFR Part 50, Appendix B based QA policy is established in the RadICS QAPD (QAPD-001), which was reviewed by the NRC staff during the regulatory audit in Toronto.", "negative": "Assuring supplier quality during application development is the responsibility of the licensee."}
{"query": "liquid radwaste exposure", "positive": "Maximum Individual Whole-Body and Body-Organ Exposure Due to Liquid Radwaste in the North Anna Reservoir.", "negative": "Process Radiation Monitoring System Counting Rates of Relevant Isotopes (Cpm/\u00b5Ci/cc)"}
{"query": "nuclear diesel generator reliability", "positive": "Generic Letter 84-15, \"Proposed Staff Actions to Improve and Maintain Diesel Generator Reliability,\" July 2, 1984.", "negative": "Vogtle Electric Generating Plant, Units 1 and 2 - Issuance of Amendments Regarding Implementation of Topical Report Nuclear Energy Institute NEI 06-09, \u201cRisk-Informed Technical Specifications Initiative 4B, Risk-Managed Technical Specifications (RMTS) Guidelines,\u201d Revision 0-A (CAC Nos. ME9555 and ME9556)."}
{"query": "NRC power reactor licensing environmental reviews", "positive": "Environmental reviews are a critical component of the NRC power reactor licensing process, ensuring that potential environmental impacts are thoroughly assessed before project approval.", "negative": "The North Anna 3 project is reviewed for compliance with agency standards, evaluating various factors such as construction timelines and contractor evaluations."}
{"query": "What is the purpose of an IPS in a nuclear facility?", "positive": "The IPS is part of the original plant and is essential for plant operations, providing critical functions such as water intake and debris management.", "negative": "The project would involve minimal ground disturbance for installation of monorail supports and the concrete dumping container pad in a highly disturbed area that has been dedicated to plant operations since the plant was constructed."}
{"query": "probabilistic hazard analysis", "positive": "Other Hazard Analysis establishes the frequency of occurrence of different intensities of the hazard being analyzed and uses a site-specific probabilistic evaluation that is based on recent available data and site-specific information.", "negative": "The other hazard plant response analysis uses a model that includes all important initiating events and other important failures caused by the effects of the hazard that can lead to core damage or large early release (or large release)."}
{"query": "FMFIA compliance and material weakness", "positive": "The term \"internal controls,\" as envisioned by the FMFIA, is synonymous with \"management controls\" and encompasses program and administrative areas, as well as the accounting and financial management areas.", "negative": "The auditor shall provide an opinion on the fair presentation of the Principal Statements in accordance with generally accepted accounting principles."}
{"query": "Control systems in nuclear power plants", "positive": "Generic Letter 89-19, \u201cRequest for Action Related to Resolution of Unresolved Safety Issue A-47 Safety Implication of Control Systems in LWR Nuclear Power Plants, Pursuant to 10 CFR 50.54(f),\u201d Nuclear Regulatory Agency, September 20, 1989", "negative": "The Limerick Generating Station utilizes advanced systems for managing operational safety and adherence to regulatory standards."}
{"query": "Initial License Examination", "positive": "Indiana Michigan Power Company, the licensee for D.C. Cook Nuclear Plant (CNP) Units 1 and 2, is providing as enclosures to this letter the Initial License Examination based on 4 Senior Reactor Operator (SRO) (U), 6 SRO (I), and 6 Reactor Operator (RO) candidates.", "negative": "The examination, currently scheduled August 2020, is being prepared in accordance with NUREG 1021, Revision 11."}
{"query": "The analysis of soil samples for radioactive content is crucial in various environmental assessments.", "positive": "Rad Gas Flow Proportional Counting is one of the methods used to measure radioactivity in samples.", "negative": "The dry soil preparation method involves drying samples before further analysis, but does not assess radioactivity directly."}
{"query": "What is the purpose of the CUF monitoring in reactor component fatigue analysis?", "positive": "Therefore, the CUFs were projected for these limiting locations in lieu of projecting their transient cycles.", "negative": "Operating experience at VEGP and similar units has demonstrated that the analyzed numbers of design basis transients are, in general, conservative for a 40-year life."}
{"query": "The evaluation of matrix spike recovery should indicate the reliability of the analytical method used.", "positive": "Matrix spike recovery was low, the recovery of the associated control sample (LCS or LFB) was acceptable.", "negative": "Sample prep or analysis performed past holding time. See case narrative."}
{"query": "The NRC mandates that a comprehensive Nuclear Quality Assurance Plan must be developed by the licensee.", "positive": "The Nuclear Quality Assurance Plan (NQAP) is a documented program developed by the licensee that ensures safety and regulatory requirements are met during the construction and operation of the nuclear facility.", "negative": "The Open-Cycle Cooling Water (OCCW) system is utilized for cooling purposes and is integral to maintaining safe operational temperatures in the plant."}
{"query": "What are the different probability maps used to assess seismic hazards in nuclear projects?", "positive": "Peak Acceleration (%g) with 10% Probability of Exceedance in 50 Years.", "negative": "The NRC requires licensees to follow stringent protocols during the testing phase."}
{"query": "emission factors for industrial incinerators", "positive": "1. AP-42 Chapter 2.1, Refuse Combustion, Table 2.1-12 does not list HAP emission factors for the Industrial/Commercial Multiple Chamber Combuster source category. Therefore, the emission factors for Mass Burn/Modular Excess Air Combustors (Tables 2.1-2 and 2.1-7) are shown above. As these emission factors are for mass burning of municipal solid waste, they are believed to be conservative (i.e., they should overestimate emissions from the small incinerator operated at Westinghouse).", "negative": "Therefore, the highly controlled SD/FF (spray dryer/fabric filter) and DSI/FF (duct sorbent injection/fabric filter) emission factors have been selected from Tables 2.1-2 and 2.1-7, respectively."}
{"query": "What is the significance of safety related power sources during emergency conditions in a nuclear facility?", "positive": "Incorrect because under accident conditions, a safety related power source is preferred over a non-safety related power source.", "negative": "The reports of smoke in the 1/2 EDG room and voltage/frequency oscillations suggest an imminent failure of the 1/2 EDG."}
{"query": "What analytical methods are used for gamma Ni59 in solid samples?", "positive": "- **Analytical Method:** DOE RESI Ni-1", "negative": "The samples in this SDG were analyzed on a \"dry weight\" basis."}
{"query": "What is the significance of the SAMA Category in nuclear safety evaluations?", "positive": "\"SAMA Category\" Key: A: AC/DC, B: Core Cooling, C: FW/Condensate, D: HVAC, E: Instrument Air/Nitrogen, F: Containment Phenomena, G: Containment Bypass, H: ATWS, I: Internal Flooding, J: Seismic, K: Fire, L: Other, M: Cooling Water, N: Seal Cooling", "negative": "The SLR SAMA Number provides a unique identifier for each evaluated mitigation alternative, ensuring that they can be systematically referenced throughout regulatory filings and discussions."}
{"query": "If you have concerns about the findings in the inspection report, you must submit your comments within 30 days to the NRC.", "positive": "If you disagree with a cross-cutting aspect assignment in this report, you should provide a response within 30 days of the date of this inspection report, with the basis for your disagreement, to the U.S. Nuclear Regulatory Commission, ATTN: Document Control Desk, Washington, DC 20555-0001; with copies to the Regional Administrator, Region II; and the NRC Resident Inspector at Virgil C. Summer.", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "radioactive waste management inspection", "positive": "IP 84850: Radioactive Waste Management Inspection, \u201cStandards for Protection Against Radiation,\u201d and 10 CFR Part 61, \u201cLicensing Requirements for Land Disposal of Radioactive Waste\u201d", "negative": "Many of these inspection guidance documents are applicable to programs outside the reactor decommissioning inspection process."}
{"query": "What are the temperatures and pressures reported in Unit 2 containment during the emergency procedures?", "positive": "The following conditions exist in Unit 2 containment: Containment temperature is 140 F, Containment hydrogen concentration is 1.8%, RCS pressure is 1200 psig.", "negative": "Unit 2 has experienced a small break LOCA."}
{"query": "What is the purpose of a containment structure in a nuclear reactor?", "positive": "The containment structure is designed to prevent the escape of radioactive materials to the environment in the event of a severe accident, thereby protecting public health and safety.", "negative": "During the commissioning phase, the licensing board reviewed the operational parameters and relevant safety evaluations, ensuring compliance with regulatory standards."}
{"query": "What are the requirements for a Level 1 and Level 2 PRA under 10 CFR 50?", "positive": "10 CFR 50.71(h)(1) requires that each holder of a COL under Subpart C \u201cCombined Licenses,\u201d of 10 CFR Part 52 shall develop a Level 1 and a Level 2 PRA and that the PRA must cover those initiating events and modes for which NRC-endorsed consensus standards on PRA exist 1 year prior to the scheduled date for initial loading of fuel.", "negative": "10 CFR 52 governs the issuance of early site permits, standard DCs, COLs, standard design approvals, and manufacturing licenses for nuclear power facilities pursuant to the Atomic Energy Act of 1954, as amended, and Title II of the Energy Reorganization Act of 1974."}
{"query": "critical heat flux in nuclear reactors", "positive": "Critical Heat Flux is the condition at which the transition from a single-phase to a two-phase heat transfer occurs, significantly affecting the cooling of the reactor core.", "negative": "Instrumentation to Limit Maximum Power Output ensures that the nuclear reactor operates within specified thermal limits and enhances safety by preventing overheating."}
{"query": "significant hazards consideration", "positive": "The proposed no significant hazards consideration determination states that the amendment would not significantly increase the probability of any accident previously evaluated.", "negative": "The distribution list includes multiple resources and individuals, such as the NRR/DORL/LPL3/PM and RidsNrrDssStsb Resource, who are involved in the regulatory processes."}
{"query": "nuclide energy levels", "positive": "The listed nuclides and their corresponding energy levels in keV provide crucial data for understanding their behavior in nuclear processes and regulatory assessments.", "negative": "The uncertainties presented in the table highlight the importance of precise measurements in nuclear safety evaluations."}
{"query": "The NRC mandates that specific quantities of boric acid must be added based on the adjustments in power levels during reactor operations.", "positive": "| Change in Power Level (%) | Amount of Boric Acid Required (gals) | Volume change expected in BAST (%) |\n|---------------------------|---------------------------------------|------------------------------------|\n| 10                        | 100                                   | 1.0                                |\n| 20                        | 200                                   | 2.0                                |\n| 30                        | 300                                   | 3.0                                |\n| 40                        | 400                                   | 4.0                                |\n| 50                        | 500                                   | 5.0                                |\n| 60                        | 600                                   | 6.0                                |\n| 70                        | 700                                   | 7.0                                |\n| 80                        | 800                                   | 8.0                                |\n| 90                        | 900                                   | 9.0                                |\n| 100                       | 1000                                  | 10.0                               |", "negative": "During the operator's action sequence, the charging must be verified to ensure that the flow rate maintains operational safety."}
{"query": "What is the required cooling time for assemblies with average burnup between 40 and 41 GWd/MTU?", "positive": "Minimum Cooling Time (years) is specified for different ranges of average enrichment of assemblies, such as for average burnup levels of 40 < Assembly Average Burnup \u2264 41 GWd/MTU.", "negative": "The results indicate that various factors affect the stability of the reactor under different operational conditions, including the reactor type and operational history."}
{"query": "The process of maintaining the integrity of samples throughout the analytic procedures is crucial for accurate results.", "positive": "Chain of custody procedures are essential to ensure that samples collected for analysis remain uncontaminated and are properly tracked from the point of collection to testing.", "negative": "The samples collected were documented with IDs and associated timestamps for following up on the collection process."}
{"query": "The NRC requires licensees to identify and mitigate potential impacts on local wildlife during plant operations.", "positive": "Gray wolves are categorized as state endangered species and are found in habitats such as forests, prairies, and tundras.", "negative": "The table lists various species and their corresponding legal status to ensure proper conservation measures are followed."}
{"query": "What are the critical meteorological parameters for NRC licensing in nuclear projects?", "positive": "For purposes of NRC licensing, the most critical meteorological parameters are wind speed, wind direction, and atmospheric stability (which can be derived from wind speed and variability in wind direction).", "negative": "The wind speed distributions from the two locations are also comparable."}
{"query": "What is the importance of chain of custody in nuclear regulatory filings?", "positive": "The chain of custody ensures that samples are securely collected, handled, and transported, maintaining their integrity for accurate analysis.", "negative": "The sample collection time zone was marked as Central, and additional notes reference shipping and delivery details."}
{"query": "The NRC mandates that licensees adhere to specific criteria to ensure the safe operation of advanced reactors.", "positive": "The Natrium Advanced Reactor is designed to meet the Principal Design Criteria that ensure safety and compliance with regulatory standards.", "negative": "The correspondence outlines the reviewers and stakeholders involved in the licensing process, making sure all parties are informed and engaged."}
{"query": "The NRC requires licensees to calculate the P/T limits using data validated by RG 1.99, Revision 2.", "positive": "The NRC staff performed independent calculations of the RTNDT values using the regulatory positions and methods in RG 1.99, Revision 2, and verified that the 1/4T RTNDT values reported in Table 7-2 of WCAP-18455-NP, Revision 1, and the 3/4T RTNDT values reported in Table 7-3 of WCAP-18456-NP, Revision 1, are valid for the P/T limits calculations.", "negative": "The NRC staff confirmed that the data are credible using the credibility criteria defined in RG 1.99, Revision 2."}
{"query": "The RICT Program involves an analytical process that ensures effective management of risk in technical specifications.", "positive": "This level of training includes the following attributes: Specific training on the revised TS, record keeping requirements, case studies, and hands-on experience with the CRM tool for calculating RMAT and RICT.", "negative": "These individuals need a broad understanding of the purpose, concepts, and limitations of the RICT Program."}
{"query": "The yield of radioactive isotopes can vary significantly, influencing their application in different contexts.", "positive": "The yield of CE-144 is 11.09%, which is an important factor when considering its use in safety and regulatory contexts.", "negative": "The energy levels of various nuclides are measured in kiloelectronvolts (keV), which indicates the energy emitted during radioactive decay."}
{"query": "eccs throttle valves", "positive": "The position of throttle valves in the flow path is necessary for proper ECCS performance. These valves are necessary to restrict flow to a ruptured cold leg, ensuring that the other cold legs receive at least the required minimum flow.", "negative": "This SR requires verification that each ECCS train containment sump inlet is not restricted by debris and the suction inlet strainers show no evidence of structural distress or abnormal corrosion."}
{"query": "setpoint adjustments in nuclear reactors", "positive": "In the \"Confirm Setpoint\" box: Selects OK AND In the \"Load Set\" box: Verifies both \"Load Ref Cmd\" and \"Load Reference\" indicate 110% after approximately 2 minutes.", "negative": "The examinee should inform you that the task is complete."}
{"query": "What is the significance of nuclide confidence in nuclear analysis?", "positive": "The nuclide confidence index threshold = 0.30 indicates the minimum confidence required for identifying a nuclide in nuclear analysis.", "negative": "All peaks were identified."}
{"query": "The acceptance criteria for the NPC package are defined based on calculational uncertainty and the effective multiplication factor.", "positive": "If the calculational bias \\( \\beta = k_c - 1 \\), the bias is negative if \\( k_c < 1 \\), and positive if \\( k_c > 1 \\). Thus, the acceptance criteria may be rewritten as, \n\\[ 1.00 + \\beta - \\Delta k_u \\geq k_{eff} + 2\\sigma + 0.05 \\]", "negative": "Validation of GEMER consists of performing calculation of benchmark experiments including the area of applicable to the uranium oxides."}
{"query": "Building 277 has been designated for specific survey activities and reference sample collection.", "positive": "ANAD0200419Ni63 Building 277 interior survey locations background reference samples; M88 ACADA units never stored or used in this building", "negative": "The telephone number for inquiries is 586 825 4503, and the fax number is 586 939 4140."}
{"query": "What is risk-informed regulation in nuclear licensing?", "positive": "The NRC is increasingly using risk-informed approaches to develop regulations as opposed to the prescriptive and deterministic regulations developed for the legacy reactors.", "negative": "Lengthy timescales, rising costs, uncertain regulatory outcomes, and pressing competition from natural gas-fired power plants have combined to discourage investment in new nuclear fission stations in the United States."}
{"query": "Radium isotopes analysis in soil samples", "positive": "Ra 226/228 Gamma Spec Norm Library U/T Alpha Spec", "negative": "Please do not dispose of samples until requested."}
{"query": "The assessment of seismic hazards at the Natrium\u2122 site is essential for ensuring the safety of the reactor.", "positive": "An analysis was conducted to evaluate potential volcanic hazards at the proposed Natrium\u2122 site near Kemmerer, Wyoming.", "negative": "The map legend includes the distribution of various physiographic provinces, which is essential for understanding the geological characteristics of the area."}
{"query": "AFW suction valve failure modes", "positive": "AFW suction valve HV-5113, normally closed, de-operated MOV, train C also has specific failure modes, for example, it may fail closed or fail to open upon command with condensate storage tank V4-001 depleted.", "negative": "8E1. None - Same as item 8A1, except only pump P4-003 available, but this is sufficient for safe shutdown."}
{"query": "nuclear device transfer", "positive": "Please see the enclosed General Licensee Registration forms documenting that the nuclear device listed under GL-705439-26 is no longer in possession of the Metropolitan St. Louis Sewer District.", "negative": "In addition to the certified mail attempts, multiple phone calls were made to contact the NRC via phone but an automated \"office is closed\" message was received each time."}
{"query": "radionuclide release impact assessment", "positive": "SMALL impact. Water from plant uses continues to be processed and monitored in compliance with licensing and permitting resulting in SMALL impacts and do not warrant additional mitigation measures.", "negative": "No impact. Issue is not applicable because MNGP uses a once-through cooling system and two MDCTs, but does not utilize cooling ponds."}
{"query": "The NRC mandates that licensees perform surveillance to ensure the proper functioning of electrical power distribution systems.", "positive": "SR 3.8.9.1 Verify correct breaker alignments to required AC, DC, and 120 VAC bus electrical power distribution subsystems.", "negative": "Be in MODE 4."}
{"query": "What are Manning's n roughness coefficients used for in hydraulic modeling?", "positive": "Manning's roughness coefficients for the streambed are selected from the HEC-RAS Hydraulic Reference Manual (Reference 93).", "negative": "Creating a calibrated HEC-HMS model for estimating surface runoff requires the refinement of an initial set of parameters used to run the model and produce preliminary results."}
{"query": "Probabilistic Risk Assessment is a crucial aspect of the safety analysis for nuclear reactors.", "positive": "Probabilistic Risk Assessment (PRA) examines the risks associated with potential events and their consequences on the operation and safety of nuclear power reactors.", "negative": "The reactor's cooling system consists of multiple redundant components that ensure its efficiency under varying conditions."}
{"query": "The NRC regulates the appeal process allowing for challenges to specific agency actions.", "positive": "Pursuant to 10 C.F.R. \u00a7 2.311(c), the only agency action subject to appeal is adjudicatory memorandum and order LBP-25-01.", "negative": "The storage of spent nuclear fuel requires stringent safety measures and long-term management strategies."}
{"query": "normal residual heat removal system", "positive": "Knowledge of the physical or control/protection logic relationship between the normal residual heat removal system and the following systems: (CFR: 41.2 to 41.9 / 45.7 to 45.8)", "negative": "Knowledge of bus or division power supplies to the following: (CFR: 41.7)"}
{"query": "The auxiliary building's ventilation system utilizes multiple components including a filtration unit and an energy valve to maintain safe operational conditions.", "positive": "The auxiliary building ventilation system includes components such as intake, exhaust, filters, and ducts that are critical for maintaining air quality in safety-related areas.", "negative": "The safety valve is a crucial device that helps prevent excess pressure from building up within the system."}
{"query": "What is the communication protocol used for notifying the MCR in nuclear operations?", "positive": "Uses three way communication via radio or phone to communicate to the MCR that the local actions of Step 5 of 0-SOI-90.02, Section 8.3.", "negative": "When the performer calls the MCR to report completion of local operator actions of Step 5 of 0-SOI-90.02, Section 8.3, acknowledge report."}
{"query": "ERO augmentation time requirements", "positive": "To adequately support the elimination or extension of the two 60-minute responders, the licensee should show that two on-shift positions are identified to fill the 60-minute responder\u2019s role to 'Notify licensee, State, local and Federal personnel [and] maintain communication.'", "negative": "This technology allows for a single communicator to perform as the NRC communicator and have collateral duties throughout the additional 30 minutes until relieved by the TSC ENS Communicator."}
{"query": "What are the actions required when a Division 1 or 2 125V DC battery charger is inoperable?", "positive": "For TS 3.8.4.A, one required Division 1 or 2 125V DC battery charger inoperable, RMAs may include: Actions to increase risk awareness and control. Brief the on-shift operations crew concerning the unit activities, including any compensatory measures established.", "negative": "For preplanned RICT entry, an equipment outage schedule may be used that identifies and plans all needed resources and provides logic ties between critical activities."}
{"query": "LOCA limits in nuclear safety", "positive": "This LCO requires operation within the bounds assumed in the safety analyses. Calculations are performed in the core design process to confirm that the core can be controlled in such a manner during operation that it can stay within the LOCA \\( F_q(Z) \\) limits.", "negative": "Reducing THERMAL POWER by \\( \\geq 1\\% \\) RTP for each \\( 1\\% \\) by which \\( F^C_q(Z) \\) exceeds its limit, maintains an acceptable absolute power density."}
{"query": "The report provides details on how to subtract the background counts from the measured peak areas in order to obtain the net values.", "positive": "The net peak area is calculated by subtracting the ambient background from the original area measurements.", "negative": "The FWHM (full width at half maximum) values indicate the resolution of the detected peaks, which varies depending on the energy of the radiation."}
{"query": "ice condenser isolation valves", "positive": "K/A is matched because the applicant is required to have the ability to manually operate and monitor Ice Condenser isolation valves in the MCR.", "negative": "The WBN Desktop Simulator is a crucial tool used for training and evaluating operator performance during normal and emergency conditions."}
{"query": "What are the key components of a proposed audit agenda for nuclear regulatory filings?", "positive": "The proposed audit agenda includes an entrance briefing with NRC and licensee introductions, a site visit, discussions of audit questions, and a summary of the audit in the exit meeting.", "negative": "The reactor core consists of fuel assemblies that contain nuclear fuel, which is used to initiate and sustain the nuclear reaction."}
{"query": "structural support evaluation for concrete and steel", "positive": "Concrete (accessible areas): all Structural Support, Air - outdoor, Cracking due to expansion from reaction with aggregates, Inspection of Water-Control Structures Associated with Nuclear Power Plants (B.2.1.34)", "negative": "Steel components: all structural steel, Structural Support, Air - outdoor, Loss of material due to corrosion, Structures Monitoring (B.2.1.33)"}
{"query": "licensed operator performance evaluation", "positive": "The inspectors observed and evaluated licensed operator performance in the control room during power reduction and plant shutdown on October 5, 2024.", "negative": "The inspectors evaluated the accuracy and completeness of risk assessments for the following planned and emergent work activities to ensure configuration changes and appropriate work controls were addressed:"}
{"query": "The regulatory framework mandates that all nuclear facilities adhere to strict licensing guidelines...", "positive": "The licensing process for nuclear reactors involves an extensive review of safety analyses and technical specifications to ensure compliance with NRC regulations.", "negative": "Routine inspections of non-nuclear materials are essential for maintaining workplace safety, but they do not directly affect reactor licensing."}
{"query": "neutron irradiation embrittlement", "positive": "Loss of fracture toughness due to neutron irradiation embrittlement and for CASS, martensitic SS, and PH SS due to thermal aging embrittlement; or changes in dimensions due to void swelling or distortion; or loss of preload due to thermal and irradiation enhanced stress relaxation or creep; or loss of material due to wear", "negative": "Not applicable. DCPP is a Westinghouse plant, not a Combustion Engineering plant."}
{"query": "The NRC assesses the impact of natural and human-induced flooding on nuclear facility safety.", "positive": "Flooding is a significant concern for nuclear facility safety and operations, as it can affect structural integrity and operational capability.", "negative": "The evaluation of debris loads during a flooding event includes quantifying the potential impact of floating materials on structures."}
{"query": "audit team assignments", "positive": "The audit team will consist of the following NRC staff from NRR, including contractors: Jason Drake, Plant Licensing Branch 4 (LPL4), Samson Lee, LPL4, Alexander Schwab, PRA Licensing Branch A (APLA), Mihaela Biro, APLA, and others.", "negative": "To support the schedule established when the NRC staff accepted the LARs for technical review, audit activities will be performed remotely and virtually using Microsoft Teams, teleconference, and any web-based portals or meeting spaces created by the licensee."}
{"query": "What is high pressurizer pressure in nuclear reactors?", "positive": "High Pressurizer Pressure is a critical parameter that indicates the pressure within the pressurizer system of a nuclear reactor, which is essential for maintaining the proper operational conditions during reactor operation.", "negative": "The High Under-the-Bioshield Temperature is a measurement that relates to the assessment of thermal conditions affecting structures within the reactor containment area, primarily focusing on the potential for high-energy line breaks."}
{"query": "What does it mean for a well to be temporarily abandoned in regulatory terms?", "positive": "A well that is classified as Temporarily Abandoned is not in active production, but it has not been permanently plugged and abandoned according to regulatory standards.", "negative": "The NRC requires all licensees to submit an annual financial report detailing their expenditures and safety upgrades on the facility."}
{"query": "What is the procedure for license expiration in nuclear facilities?", "positive": "3.1 License Expiration: The license expires on the date specified in the license, unless renewed as provided in the regulations.", "negative": "The responsibilities of the Manager, Radioactive Materials Program (RMP) include overseeing the implementation of policies and ensuring compliance with safety regulations."}
{"query": "thermal discharge plume effects", "positive": "The second approach used quantitative hydrothermal modeling to predict thermal conditions under various operating and ambient flow conditions, integrated with metrics of thermal requirements and tolerance limits identified in scientific literature for selected aquatic species representative of the BIC.", "negative": "For this assessment, a three-dimensional mathematical model, MIKE 21, estimated ambient temperatures under various flow and thermal conditions representative of the ATLs."}
{"query": "nuclear material safety and safeguards", "positive": "The activities reported here were performed on behalf of the NRC Office of Nuclear Material Safety and Safeguards, Division of Spent Fuel Management.", "negative": "The authors would like to thank Osvaldo Pensado for his technical review and David Pickett for his programmatic review."}
{"query": "Fermi-2 LOCA weld bin assignments", "positive": "Table 2-2 summarizes the Fermi-2 LOCA weld bin assignments, which are critical for assessing potential weld integrity during loss of coolant accidents (LOCA).", "negative": "Table 5-3 lists the isolation-valve weighted failure probabilities, which provides a statistical overview of valve reliability under various operational conditions."}
{"query": "What are the critical steps in nuclear licensing?", "positive": "CU2.1 Time less than 15 minutes", "negative": "The reactor design must comply with all federal and state regulations."}
{"query": "What are the conditions for using the online reference portal for NRC reviews?", "positive": "The online reference portal will be password-protected, and passwords will be assigned to those directly involved in the review on a need-to-know basis; the online reference portal will be sufficiently secure to prevent NRC staff from printing, saving, or downloading any documents; and conditions of use of the online reference portal will be displayed on the login screen and will require concurrence by each user.", "negative": "The NRC staff has determined that the audit plan contains proprietary information pursuant to 10 CFR 2.390, \u201cPublic inspections, exemptions, request for withholding.\u201d"}
{"query": "results of the inspection in a regulatory context", "positive": "The team presented the results of the inspection to Mr. B. Greene and other members of the NAC and Petersen staff at an exit meeting on December 9, 2021.", "negative": "The CoC holder acknowledged the results presented and did not identify any of the information discussed as proprietary."}
{"query": "nuclear reactor inspection report", "positive": "The inspection examined activities conducted under your license as they relate to public health and safety, and to confirm compliance with the Commission\u2019s rules and regulations and with the conditions of your license.", "negative": "The enclosed report documents the results of this inspection, which were discussed on October 1, 2020, with you and members of your staff."}
{"query": "licensing and regulatory requests", "positive": "The U.S. Nuclear Regulatory Commission (NRC) staff is conducting an environmental review for a series of licensing and regulatory requests submitted by Holtec Decommissioning International, LLC that seek NRC approvals to reauthorize power operations at the Palisades Nuclear Plant (PNP).", "negative": "The NRC will hold an informational meeting with Federally recognized Tribal governments on July 16, 2024, from 2:00 p.m. to 4:00 p.m. ET, to provide an overview of the NRC's environmental review."}
{"query": "The NRC mandates that license renewal applications include updated safety analysis reports.", "positive": "The initial final safety analysis report update due dates are essential for ensuring compliance with regulatory requirements during the license renewal process.", "negative": "The manual load testing procedures must comply with industry standards to ensure the structural integrity of the facility."}
{"query": "The pressure vessel design must account for various types of stresses, including radial, axial, and hoop stress, each affecting the structural integrity differently.", "positive": "Note: Unit for stress is psi", "negative": "Figure 7-6 shows various graphical representations of temperature distributions across the heat exchanger. They illustrate the impact of flow rates on thermal efficiency."}
{"query": "The NRC requires regular monitoring of groundwater to assess concentrations of specific contaminants such as molybdenum.", "positive": "Molybdenum concentrations in well 32-45 KD-R generally continue to trend downward and were below the GPS in the sample collected in October 2024.", "negative": "Propose removal from monitoring program in a future License amendment."}
{"query": "nuclear reactor design criteria", "positive": "The design criteria for nuclear reactors establish the technical requirements that structures, systems, and components must meet to ensure safe operation and protect public health and safety.", "negative": "The maintenance of auxiliary systems is crucial for the overall performance of a power plant, as it ensures that all components function at optimal levels during operation."}
{"query": "The regulatory framework mandates that nuclear licensees must perform thorough safety evaluations prior to operation.", "positive": "Nuclear power plants must obtain a license from the Nuclear Regulatory Commission (NRC) before they can operate, which includes a detailed safety analysis and compliance with technical safety requirements.", "negative": "In contrast, renewable energy sources, such as wind and solar, have different regulatory requirements that do not involve the same licensing process as nuclear power."}
{"query": "nuclear regulatory filing process", "positive": "The nuclear regulatory filing process requires that all documentation related to safety assessments, operational procedures, and compliance measures be submitted for review before any license can be granted.", "negative": "The reactor's coolant system is designed to maintain optimal operating temperatures and ensure thermal efficiency during normal operations."}
{"query": "What are the Limiting Condition for Operation (LCO) in nuclear technical specifications?", "positive": "The proposed amendment would modify TS requirements in Section 1.3 and Section 3.0 regarding Limiting Condition for Operation (LCO) and Surveillance Requirement (SR) usage.", "negative": "The enclosure provides a description and assessment of the proposed changes."}
{"query": "The NRC's licensing process ensures compliance with safety standards for nuclear facilities.", "positive": "The NRC evaluates license applications to ensure that nuclear facilities operate within strict safety guidelines.", "negative": "The response to the FOIA request indicates that the information requested may be released entirely after review."}
{"query": "static geotechnical properties of alluvium", "positive": "Twenty one samples of Upland Complex alluvium were tested for static geotechnical properties. Water content in the alluvium samples varied between 9.9% and 25.5%, with an average of 19.2%. Dry densities ranged between 93.2 and 129.4 pcf, and averaged 106.0 pcf. These densities are typical for medium dense to dense silty and clean sands (Reference 203). PLs for alluvium samples ranged between 0% and 4% and LLs ranged between zero and 21%. This indicates that Upland Complex alluvium is essentially non-plastic.", "negative": "The fines content of Upland Complex alluvium ranged between 4.7% and 92.9%, with an average of 12.1%, and the clay-size fraction determined by hydrometer analysis ranged between 2.8% and 10.6%. The hydrometer test results show that the fines in the Upland Complex alluvium consist primarily of silt-size material."}
{"query": "The failure of MOV 5106 impacts the operation of the auxiliary feedwater system by preventing it from receiving an open signal.", "positive": "MOV 5106 fails to open on demand due to a loss of DC electrical power on Train C, which results in no automatic or manual open signal being sent to the valve.", "negative": "The reactor's cooling system is designed to ensure safe operation under various conditions, while continuously monitoring the temperature and pressure levels."}
{"query": "The pressurizer is designed to maintain the pressure of the reactor coolant system within specified limits during normal and transient conditions.", "positive": "The pressurizer (PZR) is a component of the reactor coolant system and is used to maintain the pressure in the system, especially during changes in temperature and phase of the coolant.", "negative": "The diagram shows the relationship between time and the various points of pressure in the system without further context or technical detail."}
{"query": "aging management review", "positive": "Aging Management Review Results are evaluated to identify the effects of aging on various structural components and systems, ensuring continued safety and reliability throughout the lifecycle of a nuclear facility.", "negative": "Concrete components are often used in construction due to their high compressive strength and versatility in various environmental conditions."}
{"query": "wind speed frequency distribution", "positive": "The table presents the monthly and annual joint frequency distributions of wind speed and direction by atmospheric stability class for the VEPCCO North Anna site, specifically at the 150-foot elevation level.", "negative": "The reactor core is designed with multiple layers of containment to ensure safety and prevent any release of radioactivity during normal operations."}
{"query": "fire protection program", "positive": "The inspection will verify that plant structures, systems, and components, and/or administrative controls credited in the approved fire protection program can perform their licensing basis function.", "negative": "The enclosure lists the types of documents that will be needed prior to the information gathering visit."}
{"query": "What is the purpose of the RHR pump in a nuclear reactor?", "positive": "The RHR (Residual Heat Removal) Pump is utilized in nuclear reactors to facilitate the removal of residual heat from the reactor core during shutdown conditions.", "negative": "The test pressure direction for valve NI961 is set at a specific level to ensure operational reliability under normal conditions."}
{"query": "What are the investigation levels for Class 2 open land survey units?", "positive": "For this Class 2 open land survey unit, the \u201cInvestigation Levels\u201d for area scanning and soil sample measurement results are those levels specified in the LTP, Table 5-16, and are reproduced below in Table 5-5.", "negative": "Table 5-6 provides a synopsis of the survey design for survey unit L2-011-101."}
{"query": "Are senior management involved in overseeing the radiation safety measures of the licensee?", "positive": "A. Is senior licensee management appropriately involved with the radiation protection program and/or RSO oversight?", "negative": "Summarize problems and/or deficiencies identified during the audit."}
{"query": "The average burnup of WE 14x14 assemblies can vary based on the enrichment levels of U-235.", "positive": "WE 14x14 Assembly Average Burnup (B) GWd/MTU is a crucial factor that reflects how much energy has been extracted from the fuel per unit mass during its operational lifetime.", "negative": "The regulations provide guidelines on the maintenance of reactor coolant pumps, emphasizing the need for regular inspections."}
{"query": "Each boring was sampled based on geological data and the final depths were well documented for each location.", "positive": "The planned maximum depth for each boring location was 15-ft bgs. This depth was based on the MU provided geological data which indicated that perched water resides around 15 ft bgs.", "negative": "Four discretionary 1-ft soil samples were collected; one each from boring locations PKH-009, 011, 014 and 017 at the 10-11 ft bgs sample section."}
{"query": "SW System operability requirements", "positive": "If one SSW pump in one SSW subsystem is inoperable, it must be restored to OPERABLE status within 30 days. With the unit in this condition, the remaining OPERABLE SSW pumps are adequate to perform the heat removal function. The 30 day Completion Time is reasonable, based on the low probability of an accident occurring during the 30 days that one SSW pump is inoperable, the number of available SSW pumps, and the time required to complete the Required Action.", "negative": "The function. The 72 hour Completion Time for restoring the SSW subsystem to OPERABLE status was developed taking into account the redundant capabilities afforded by the OPERABLE subsystem and the low probability of a DBA occurring during this period."}
{"query": "What is the procedure for aligning chemical and volume control system makeup pumps in a nuclear reactor?", "positive": "EK 3.26  Aligning chemical and volume control system makeup pumps to maintain pressurizer level                       2.8  ", "negative": "EK 3.11  Blocking streamline/feedwater isolation actuations and/or safeguards actuation below P-11, Pressurizer Pressure below 1,970 psig          3.4  "}
{"query": "What is the purpose of self-diagnostic functions in nuclear reactor systems?", "positive": "The LGS PPS application software contains self-diagnostic functions that are carried out within the ITP PM646A processor modules and the MTP. There are many self-diagnostic functions that monitor the system for errors and report these errors up to the ITP to initiate a Division Fault Alarm.", "negative": "Alarm annunciation by the DCS when it receives a PPS Division Fault Alarm over the AOI data link."}
{"query": "Licensees must prepare various safety analyses in accordance with the regulatory requirements set by the NRC.", "positive": "Under the regulations of the Nuclear Regulatory Commission (NRC), a licensee must submit a safety analysis report that details the design, operation, and safety of the nuclear facility.", "negative": "The cooling system must function properly to maintain adequate temperatures in the reactor core during operation."}
{"query": "auxiliary feedwater flow rate", "positive": "The impact of increasing this auxiliary feedwater flow rate to 970 gpm was subsequently evaluated. That evaluation confirmed that with this increase in auxiliary feedwater flow, the results of the analysis for main steam line break in containment would still be within the acceptance criteria.", "negative": "Moody contraction coefficient is a dimensionless parameter used to characterize the friction loss in fluid flow through a conduit."}
{"query": "What is the purpose of an Environmental Impact Statement (EIS) in nuclear regulation?", "positive": "The purpose of the EIS is (1) to ensure that the agency \"in reaching its decision, will have available, and will carefully consider, detailed information concerning significant environmental impacts\" and (2) to guarantee \"that the relevant information will be made available to the larger audience.\"", "negative": "This is in keeping with Federal Court\u2019s descriptions of NEPA\u2019s limited requirements."}
{"query": "What is the function of the 125V DC Vital Battery Board III in a nuclear plant?", "positive": "DISPATCH personnel to restore power USING O-SOI-236.03, 125V DC Vital Battery Board III.", "negative": "**PLACE** 1-XSW-46-DC, T-D AFW PUMP DC MANUAL TRANSFER SWITCH to EMERGENCY [A2T692]."}
{"query": "The ORFEO-HMP critical heat flux correlation has specific applications within defined pressure and mass flux limits.", "positive": "Table 7-16 provides the range of application for the ORFEO-HMP correlation with the Pressure-Velocity solver, detailing local thermal-hydraulic conditions like pressure and mass flux.", "negative": "Framatome Inc. engages in the design and supply of components for nuclear power plants globally, providing innovative solutions in the energy sector."}
{"query": "What are the requirements for equipment reliability in safety systems?", "positive": "The Safety Systems at Cooper Nuclear Station are designed to ensure that critical equipment is capable of performing its safety function under design conditions, with an expected reliability of 99.9%.", "negative": "The documentation for Cooper Nuclear Station includes details about its operational history and maintenance schedules, which are crucial for assessing overall plant performance."}
{"query": "The NRC mandates that emergency ventilation systems must effectively remove contaminants from the air in controlled environments.", "positive": "The auxiliary building emergency ventilation system parameters (for each of two trains) include a recirculation flow of 13,950 ft\u00b3/min and a discharge flow of 2970 ft\u00b3/min, with an elemental iodine filter efficiency of 90%.", "negative": "The mass of water in the containment sump is measured to be 6.77 x 10^6 lb, which is critical for ensuring the containment integrity during operational scenarios."}
{"query": "The NRC demands rigorous analysis of spectral data during the licensing process.", "positive": "**Energy Calibration Used On:** 7/8/2014", "negative": "**Detector Name:** Administrator"}
{"query": "What is the role of Command and Control during nuclear emergencies?", "positive": "an analysis or study, that demonstrates there will be no adverse impact on on-site or off-site emergency response if Command and Control augmentation is extended to 90 minutes.", "negative": "reactor licensees to maintain continuous communications with the NRC when they are requested to do so."}
{"query": "The document discusses the reliability of the Auxiliary Feedwater System (AFWS) and its components in relation to fault tree analysis.", "positive": "In accordance with NUREG-0611, fault tree analysis was utilized to model and quantify the reliability of the AFWS.", "negative": "A review of the generic AFWS reliability analysis revealed the generic analysis consisted of: A. Quantifying a point estimate of the probability of failure on demand of the AFWS."}
{"query": "The NRC emphasizes the importance of maintaining multiple layers of safety to prevent system failures.", "positive": "Defense in depth is a fundamental safety principle that uses multiple layers of protection to prevent accidents and mitigate their consequences.", "negative": "The document discusses various modernization activities and their impact on operational efficiency without addressing safety principles."}
{"query": "The NRC mandates that licensees conduct thorough evaluations of potential safety issues related to reactor operations.", "positive": "Clinton Power Station (CPS). Clinton Power Station Updated Safety Analysis Report. Revision 10. 2002.", "negative": "Bureau of Transportation Statistics. National Transportation Atlas. Airport Locations. 2000."}
{"query": "nuclide activity measurement", "positive": "The Wt mean Activity (pCi/grams) provides a standardized measure of the radioactivity of a nuclide with a specified uncertainty, allowing for comparison across different isotopes.", "negative": "The table shows various elements along with their respective chemical properties, but does not provide specific details about any particular nuclide."}
{"query": "The NRC mandates that a timely response is crucial, often requiring licensees to maintain open lines of communication during emergencies.", "positive": "The NRC may request an open line be maintained. An additional communicator (preferably an RO or SRO) may be assigned to provide continuous updates to the NRC under the following circumstances: If an additional qualified communicator is available AND is not required for access to mitigate the emergency (higher priority activities in the judgment of the IC).", "negative": "It is important to ENSURE it is accurate and appropriate, and always LAW."}
{"query": "nuclear power licensing process", "positive": "The licensing process for nuclear power plants involves several key regulatory steps including the application for an operating license, safety assessment, and public hearings.", "negative": "The performance rating of the applicants was assessed based on their knowledge of various job-related tasks and their ability to respond to emergency scenarios."}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification is indicated with a '+' sign.", "negative": "Energy values can be expressed in keV without reference to their application in nuclear safety or measurement."}
{"query": "The SEB penalties considered during RICT calculations depend on seismic risk assessments, which are crucial for safety evaluations.", "positive": "If a RICT is being entered during a period when the primary containment is de-inverted, a different SLERF penalty of 8.00E-06/yr (SCDF = SLERF, SCLERP = 1.0) will be applied to address the increased potential for hydrogen deflagration events in the primary containment.", "negative": "Some primary containment penetrations use MOVs for containment isolation which would require electric power for closure and for an isolation signal."}
{"query": "Licensees must ensure compliance with safety regulations for nuclear facilities.", "positive": "Nuclear reactor operators must submit periodic safety reports to the NRC as part of their licensing obligations.", "negative": "The primary purpose of a pressure vessel is to contain liquids or gases at a pressure substantially different from the ambient pressure."}
{"query": "public comment period regulations", "positive": "Because the public comment period does not close for another six weeks, the staff will not be discussing any public comments received to date, nor can we discuss the staff's thoughts about potential changes to the final rule at this time.", "negative": "I'm one of the technical leads for the key NRC staff."}
{"query": "radioactivity monitoring locations", "positive": "Gamma - (TLDs) one between IX columns and sand filters. Radon Progeny - two at the IX and one at the sand filter.", "negative": "Additional monitoring will be conducted or eliminated at the RSO\u2019s discretion."}
{"query": "What is the purpose of the fuel pit cooling and refueling purification system?", "positive": "The fuel pit cooling and refueling purification system removes the residual heat from spent fuel stored in the spent-fuel pit and purifies the water in the reactor cavity and spent-fuel pit.", "negative": "The fire protection system furnishes water and other extinguishing agents with the capability of extinguishing any single or probable combination of simultaneous fires that might occur at the station."}
{"query": "What are the challenges associated with the safe use of advanced reactor fuels?", "positive": "NMSS/DFM is proactively identifying potential technical challenges and information needs associated with the safe use of AR fuels in the areas of enrichment, fabrication, transport, and storage.", "negative": "We have experience with advanced technologies with regards to fuel cycle and transportation licensing, and we have the regulatory infrastructure in place."}
{"query": "The requirements for timely notification of emergencies are critical in ensuring public safety during potential incidents.", "positive": "The Alert and Notification System evaluates the effectiveness of communication channels for disseminating warnings and instructions during emergencies at the River Bend Station.", "negative": "The Mayor of a town plays a crucial role in local government administration and public services."}
{"query": "The relationship between the shear stress ratio and the number of cycles is significant for assessing material performance under load.", "positive": "| Number of Cycles to Reach 5% Maximum Compressive Strain | Shear Stress Ratio (SSR) |\n|--------------------------------------------------------|---------------------------|\n| 0                                                      | 0.2                       |\n| 1                                                      | 0.4                       |\n| 2                                                      | 0.6                       |\n| 3                                                      | 0.7                       |\n| 4                                                      | 0.8                       |\n| 5                                                      | 0.9                       |\n| 6                                                      | 1.0                       |\n| 7                                                      | 1.5                       |\n| 8                                                      | 2.0                       |\n| 9                                                      | 3.0                       |", "negative": "| Symbol | \u03c3_ic/\u03c3_sc |\n|--------|-----------|\n|  \u25cb     | 1.0       |\n|  \u25a1     | 1.5       |\n|  \u25b3     | 2.0       |\n|  \u25cf     | 3.0       |"}
{"query": "technical justification for regulatory exemptions", "positive": "The technical justification for the exemption is based on a thorough analysis of the safety implications and operational challenges, demonstrating that the requested exemption meets the criteria of 10 CFR 50.12(a)(1) and is in the public interest.", "negative": "The facility is equipped with several systems designed for emergency response, ensuring that a robust framework is in place to handle potential crises."}
{"query": "The NRC requires accurate quantification of radioactive isotopes within regulatory submissions.", "positive": "K-40 is measured as an activity concentration, displayed in picocuries per gram (pCi/g Dry), indicating the level of radioactivity present in a sample.", "negative": "The report also flags values based on whether the activity concentration exceeds the Minimum Detectable Concentration (MDC), affecting compliance reporting."}
{"query": "What are the hydrologic characteristics affecting the PSEG Site?", "positive": "The Delaware Estuary is comprised of the Delaware Bay and the tidally influenced portion of the Delaware River.", "negative": "Average annual precipitation in the Delaware River Basin ranges from 42 inches (in.) for southern NJ in the lower basin, to 50 in. for the Catskill Mountains of southern NY in the upper basin."}
{"query": "The goal is to provide users with tools that enhance their ability to access and submit regulatory information effectively.", "positive": "Empower stakeholders with data analytical tools, including a secure, flexible, and personalized self-service gateway to retrieve, submit, and/or interact with regulatory related information and assessment tools through a standard web browser.", "negative": "The system architecture is designed to optimize database performance and ensure data integrity during transactions."}
{"query": "It is critical to ensure that all emergency diesel generators are operational during a tube rupture event to maintain system integrity.", "positive": "ENSURE all DGs RUNNING.", "negative": "The strips of paper were carefully stacked in the laboratory for analysis and later examination."}
{"query": "ambient background in nuclear licensing", "positive": "The ambient background level refers to the natural radiation present in the environment, which must be considered when measuring radioactive emissions from nuclear facilities.", "negative": "The net peak area represents the calculated area under the peak in a spectrum, indicating the quantity of a specific isotope detected."}
{"query": "The NRC oversees the amendments and modifications made by licensees to ensure compliance with safety regulations.", "positive": "The NRC requires licensees to submit amendments to their licenses for approval as part of the regulatory process in maintaining compliance.", "negative": "The applicants in the document are located in various cities across Texas and Virginia, indicating a wide geographic distribution of licensees."}
{"query": "Nuclear power reactor operators must prepare exercise scenarios to ensure emergency preparedness testing is effective.", "positive": "Nuclear power reactor licensees shall submit exercise scenarios under \u00a7 50.4 at least 60 days before use in a full participation exercise required by this paragraph 2.a.", "negative": "In addition, a radiological orientation training program shall be made available to local services personnel; e.g., local emergency services/Civil Defense, local law enforcement personnel, local news media persons."}
{"query": "The document provides data on the precipitation levels measured at the MNGP over a period of many years.", "positive": "Monthly Precipitation (inches) | 30   | 0.4  | 0.7  | 1.6 | 2.7 | 4.5 | 4.4 | 4.5 | 4.6 | 3.2 | 3   | 1.4 | 1.1   | 32.1  |", "negative": "The maximum monthly precipitation recorded was significant in determining the operational conditions of the reactor."}
{"query": "What actions should be taken when the Reactor Protection System fails to signal a reactor trip?", "positive": "The applicant is required to predict the impacts of the failure of the RPS signal to trip the reactor, and based on those predictions, use the procedure to mitigate the consequences of the event.", "negative": "Given a set of plant conditions, use FR-S.1, FR-S.2 and the Critical Safety Function Status Trees to correctly DIAGNOSE and implement: Action Steps, RNOs, Notes and Cautions."}
{"query": "minimum detectable concentration in nuclear analysis", "positive": "MDC = Minimum Detectable Concentration", "negative": "No = Peak not identified in gamma spectrum"}
{"query": "operable status for UPS inverters", "positive": "Four Class 1E Vital 120 V UPS inverters shall be OPERABLE.", "negative": "SR 3.8.7.1 Verify correct inverter voltage and alignment to required AC vital buses."}
{"query": "ARITA final Technical Evaluation Report", "positive": "The Assessment of Regulatory Issues and Technical Approaches (ARITA) final Technical Evaluation Report (TER) provides a comprehensive review of the technical aspects and regulatory considerations related to the licensing of nuclear reactors, aiming to ensure safety and compliance with NRC standards.", "negative": "As I work on the documentation, I will consider the implications of the timeline between submittal and contract closeout for our upcoming projects."}
{"query": "cooling system types", "positive": "DNPS operates a cooling system in three modes: closed cycle, direct open cycle, and indirect open cycle.", "negative": "Compliance with regulatory requirements and the NPDES permit would ensure that water use conflicts from the continued operation continue to be limited to a minimal impact."}
{"query": "What is the significance of the Unconfined Aquifer System in hydrogeologic studies?", "positive": "The shallowest aquifer system is the Unconfined Aquifer System which is approximately 30 ft to 50 ft thick in the vicinity of the site.", "negative": "The hydrogeologic properties of Unit IV have been summarized from a considerable number of Tuscaloosa wells in southeastern Richland County."}
{"query": "low head safety injection", "positive": "the two low head safety injection (LHSI) pumps. The water is continuously recirculated through the containment to remove heat from the reactor core and containment atmosphere and radioiodine from the containment atmosphere.", "negative": "The containment sump is a depressed area in the floor to hold water and to provide suction points for the four recirculation spray pumps and, after commencement of the recirculation mode of safety injection."}
{"query": "What is an incomplete SCRAM in nuclear reactor operations?", "positive": "Incomplete SCRAM is a condition that occurs when the reactor has not fully responded to a reactor shutdown command, potentially resulting in unsafe reactor conditions or failure to achieve critical safety responses.", "negative": "The ability to analyze the effect of maintenance activities, such as degraded power sources, on the status of limiting conditions for operations."}
{"query": "The NRC requires the licensee to submit an Integrated Safety Analysis (ISA) summary for the upcoming year.", "positive": "This document is a submittal of the Integrated Safety Analysis (ISA) Summary Annual Update for Framatome Inc.'s Richland, Washington Fuel Fabrication Facility; License No. SNM-1227; Docket No. 70-1257.", "negative": "The attachment lists various electronic files and their designations that are part of the submission."}
{"query": "What is the aging management program for buried and underground piping and tanks in nuclear facilities?", "positive": "Loss of material of buried steel (with or without coating or wrapping) piping and piping components, as well as the diesel engine generator fuel oil storage tanks, is managed by the DCPP Buried and Underground Piping and Tanks AMP (B.2.3.26), which takes exception to NUREG-1801.", "negative": "Steel piping and piping components encased in concrete in the MWS, Saltwater and Chlorination System, and Oily Water and Turbine Sump System is included in item 3.3-1, 112."}
{"query": "Early Warning System regulatory approval", "positive": "The license amendment request (LAR) proposes alternative security measures for the implementation of the Early Warning System in accordance with 10 CFR 73.55(r).", "negative": "Pursuant to 10 CFR 50.90, Pacific Gas and Electric Company (PG&E) submitted Reference 1 that requested approval of a proposed amendment to Facility Operating License Nos. DPR-80 and DPR-82 for Diablo Canyon Power Plant Units 1 and 2, respectively."}
{"query": "The Division of Public Health oversees various licensure activities to ensure compliance with health standards.", "positive": "The Nebraska Department of Health and Human Services, through its Division of Public Health, manages the licensing of health facilities to uphold public safety and health standards.", "negative": "The Deputy Director of the Licensure & Environmental Health Section handles multiple health-related administrative tasks, but not specifically concerning facility licensing."}
{"query": "What are the requirements for maintaining canal level probes in a nuclear facility?", "positive": "A safety-related, non-missile protected temporary canal level probe will be required to maintain the minimum number of canal level probe channels in accordance with TS 3.7.", "negative": "An internal flooding walkdown will be performed after installation of the temporary SW jumper."}
{"query": "What is the maximum discharge during a storm event for nuclear safety evaluations?", "positive": "The maximum discharge is 1,288,000 cfs.", "negative": "The maximum elevation recorded was 8 feet."}
{"query": "The expected number of personnel working on the site during construction phases is crucial for planning and safety assessments.", "positive": "Average Daily Workers during operation is estimated at 75, which is crucial for safety monitoring.", "negative": "The Decommissioning phase includes specific measures to ensure that all hazardous materials are handled according to regulatory standards."}
{"query": "What is the role of the Medical Support Facilities Communications Systems in emergency scenarios?", "positive": "A coordinated communication link for hospitals and ambulances is provided by the Medical Support Facilities Communications Systems.", "negative": "The State Preparedness Network Radio System serves as a backup communications system to the RBS Internet-based Electronic Notifications and State and Local Hotline."}
{"query": "cumulative dose in nuclear safety reports", "positive": "| Time (hrs) | Control Room | Sprayed | Dummy Sprayed | I-131 (Curies) | I-131 (Curies) |\n|------------|--------------|---------|---------------|-----------------|-----------------|\n| 5.500      | 5.1364E-04   | 1.1022E+04 | 1.8359E+02    |                 |                 |\n| 5.800      | 7.9957E-04   | 1.0272E+04 | 1.8105E+02    |                 |                 |\n| 6.400      | 4.5695E-04   | 9.6483E+03 | 1.8751E+02    |                 |                 |", "negative": "The control room data reflects operational metrics that are critical for system performance assessment, but they do not directly relate to the measurement of radioactive I-131."}
{"query": "The NRC assesses the impact of various assumptions regarding the operation of safety systems in their filings.", "positive": "The flow diversion through SI-857A, Train A RHR to Train A SI Pump Crossover, and SI-857B, Train B RHR to Train B SI Pump Crossover, is not modeled in the fault tree.", "negative": "This modeling assumption does not impact the risk-informed GSI-191 application."}
{"query": "soil classification tests in nuclear regulatory processes", "positive": "The scope of the static laboratory program included soil classification, index, shear strength, and consolidation testing.", "negative": "The safety analysis uses the test data to address geologic hazards and engineering design characteristics."}
{"query": "The NRC stipulates that a minimum of two sets of two Manual Trip Buttons must be in an operable state for compliance.", "positive": "Two sets of two Manual Trip Buttons shall be operable", "negative": "Action 6.a: With one CEAC inoperable, restore in 7 days (or take additional actions) (TSTF-505 does not apply a RICT to STS 3.3.3, Required Action A.2)"}
{"query": "What is the scoping process in Section 106 consultations for nuclear plants?", "positive": "The scoping process is a key component of Section 106 consultations, where the NRC initiates engagement with relevant stakeholders to identify the potential effects of a proposed undertaking on historic properties.", "negative": "The attachments include detailed correspondence and various engineering assessments related to the operation of the Palisades Nuclear Plant."}
{"query": "What are the requirements for analyzing hazardous waste characteristics?", "positive": "The characteristics of hazardous waste must be identified according to RCRA regulations, including factors such as arsenic and cadmium levels.", "negative": "The sample ID includes details about the date collected and time collected in military format."}
{"query": "fuel oil chemistry in nuclear reactor plants", "positive": "The DCPP Fuel Oil Chemistry AMP is an existing mitigative and condition monitoring AMP that manages loss of material in tanks, components, and piping exposed to an environment of diesel fuel oil.", "negative": "The tanks within the scope of this AMP are listed below: Emergency diesel fuel oil storage tanks, Emergency diesel fuel oil day tanks, Portable diesel electric generator fuel oil tanks, Portable diesel driven fire water pump fuel oil storage tanks, Emergency diesel fuel oil pump head (priming) tanks."}
{"query": "The NRC is focusing on the development of a structured framework for the extraction of aged materials from nuclear facilities as part of their ongoing research.", "positive": "Given the expected availability of materials from numerous plants and anticipated research needs to better understand aging out to 80 years of operation, the NRC is pursuing a more proactive approach to prioritize the data needs best addressed by harvesting and identify the best sources of materials to address high-priority data needs for regulatory research.", "negative": "Economic challenges and limited budgets have restricted the resources available to support new research, including harvesting programs."}
{"query": "The safety assessment includes evaluating potential debris transport to the emergency systems following a loss-of-coolant accident.", "positive": "The ECCS Sump Strainer is designed to prevent debris from entering the Emergency Core Cooling Systems and the reactor core, ensuring long-term core cooling and containment cooling are maintained.", "negative": "The strainer modules are made of two concentric cylinders formed from perforated plates for straining debris from the water."}
{"query": "Remote Shutdown System operability", "positive": "Condition A addresses the situation where one or more required Functions of the Remote Shutdown System listed in Table 3.3.4-1 or one or more required ASP controls are inoperable.", "negative": "Performance of the CHANNEL CHECK ensures that a gross failure of instrumentation has not occurred."}
{"query": "What is a Technical Support Center in the context of nuclear facilities?", "positive": "The existing TSC has been selected as the centralized location for the new NSR Controls Platform due to its close proximity to the MCR and the existing PCS.", "negative": "The proposed new TSC will also provide enhanced power capabilities with a dedicated diesel generator backup with auto transfer on loss of normal power which works in conjunction with an uninterruptible power supply (UPS) to ensure continuity of TSC operations."}
{"query": "large break LOCA", "positive": "The design temperature for the strainers is 268\u00b0F, which is the maximum calculated containment sump water temperature during a large break LOCA.", "negative": "Finally, guidance was also taken from AWS D1.6, \u201cStructural Welding Code - Stainless Steel\u201d (Reference 38) as it relates to the qualification of stainless steel welds."}
{"query": "The evaluation of the initial conditions of the underground water to assess its safety and regulatory compliance.", "positive": "Determination of Baseline Ground Water Quality.", "negative": "Despite the requirements in section 2.309(f)(1), she failed to include an explanation of the basis for her contention; a statement of the facts, opinions, or documents on which the contention is based; an explanation as to how the contention is within the scope of this proceeding; an explanation as to how this issue is material to the findings the NRC must make; or an explanation as to how this shows a genuine dispute with the Combined TR/ER."}
{"query": "In accordance with 10 CFR 50.91, the licensee must notify the State regarding any amendments to their license applications.", "positive": "The proposed changes have been evaluated in accordance with 10 CFR 50.91(a)(1) using the criteria in 10 CFR 50.92(c), and it has been determined that the proposed changes involve no significant hazards consideration.", "negative": "The affidavit sets forth the basis on which GNF's information may be withheld from public disclosure by the NRC and addresses with specificity the considerations listed in 10 CFR 2.390(b)(4), \"Public inspections, exemptions, requests for withholding.\""}
{"query": "containment enclosure building integrity", "positive": "Containment Enclosure Building Integrity 18 Month Surveillance", "negative": "Bus E5 and E6 18 Month Offsite Power Supply Transfer Operability Test"}
{"query": "wt mean activity nuclides", "positive": "The table lists several nuclides along with their corresponding weighted mean activity in picoCuries per gram (pCi/grams).", "negative": "Comments associated with the nuclides include various identifiers such as '?', 'X', and '@', which provide insights into their analyses."}
{"query": "What is the significance of meteorological evaluations in nuclear project licensing?", "positive": "A meteorological evaluation, completed as part of the license renewal and provided in Addendum A, demonstrates that wind data from Gallup is representative of the project areas.", "negative": "Based on the information presented in this section and as summarized in Table 1.1-1 of this ER there is no significant change between the CUP FEIS and this ER in regard to meteorology, climatology and air quality."}
{"query": "The heat transfer coefficient for the pressurizer fluid in the finite element model can be described by HtBF, which is crucial for understanding fluid dynamics within the reactor system.", "positive": "- HtBF is the HTC for the pressurizer fluid on the pressurizer portions of the finite element model other than the surge nozzle and the pool region at the bottom of the pressurizer.", "negative": "The cooling system in the reactor is designed to efficiently lower the temperature during normal operation, ensuring stable conditions."}
{"query": "cumulative risk assessment in nuclear licensing", "positive": "The total average annual change in risk for extended CTs will be compared to the guidance of RG 1.174, Revision 3, Figures 4 and 5, acceptance guidelines for CDF and LERF, respectively.", "negative": "Also, Revision 3 of RG 1.174 was issued by the NRC in January 2018 and the relevant guidance regarding the implementation and monitoring program remain substantially the same."}
{"query": "What actions are required for operator response in case of an RCS to Thermal Barrier CCS leak?", "positive": "ENSURE CCS, CVCS, and Locked Valves and Breakers are returned to normal alignment USING the following Instructions as necessary: - 0-SOI-70.01, Component Cooling Water (CCS).", "negative": "14. WHEN repairs are complete, THEN: a. ENSURE Surge Tank Vents are OPEN: - 1-FCV-70-66 - 2-FCV-70-66."}
{"query": "The NRC evaluates extreme weather conditions during reactor safety assessments.", "positive": "Only hailstorms with hailstones of size 1.75 inch diameter and larger are included.", "negative": "Near Smyrna, DE             | April 1, 1993        "}
{"query": "The NRC assessed the potential effects on populations during the construction of two new ALWR units based on environmental and health factors.", "positive": "The NRC evaluated the economic impacts from construction of two ALWR units with a total net electrical output capacity of 2,234 MWe at the W.S. Lee Nuclear Station site in Section 4.5 of NUREG-2111 (NRC 2013-TN6435: pp. 4-98 through 4-102).", "negative": "Potential impacts to minority and low-income populations from operations of a new nuclear alternative would include those common to all replacement power alternatives discussed in Section 3.12.4."}
{"query": "What is the applicability of LCO 3.0.4.b in relation to safety systems?", "positive": "LCO 3.0.4.b is not applicable to ECCS high pressure safety injection subsystem.", "negative": "The plant operator must ensure that all systems are functioning correctly during normal operations to maintain safety."}
{"query": "The verification of ITAAC completion is integral to ensuring compliance with the acceptance criteria outlined in regulatory filings.", "positive": "If the reviewers have verified that the licensee successfully completed the inspections, tests, and analyses prescribed for this ITAAC, and that the acceptance criteria have been met then this determination is based on information available at the time and is subject to the licensee\u2019s ability to maintain the condition that the acceptance criteria are met.", "negative": "An additional reviewer was assigned to the ITAAC closure review with his or her name entered into the blank at the top of this page based on his or her expertise being required."}
{"query": "What defines the nonfuel hardware in spent nuclear fuel assemblies?", "positive": "PWR UNDAMAGED SNF ASSEMBLIES may contain NONFUEL HARDWARE. SNF assembly lattices possessing less than the nominal number of undamaged fuel rods specified in Table B2-3 must contain solid filler rods that displace a volume equal to, or greater than, that of the fuel rod that the filler rod replaces.", "negative": "Fuel assemblies may contain any number of unirradiated (i.e., not inserted in-core) nonfuel solid filler fuel replacement rods."}
{"query": "The NRC expects to charge fees for licensing actions such as issuing new licenses, renewing existing ones, or making amendments to them.", "positive": "Additional revenue could be gained through licensing actions such as application for a new license, renewal, or amendment.", "negative": "The overall increase in revenue would be 1.2 million dollars per year (1.3 in current NRC licensing fees minus $100,000 in fees from Connecticut state agencies), while costs would be approximately $500,000 per year (estimated staff costs), resulting in a yearly transfer of approximately $500,000 per year to the General Fund, even granted a potential decrease in licensing fees which would save Connecticut businesses money."}
{"query": "uncontrolled RCCA bank withdrawal", "positive": "Uncontrolled RCCA Bank Withdrawal from Full Power with Minimum Reactivity Feedback (80 pcm/s Withdrawal Rate)", "negative": "Nuclear Power (Fraction of Nominal)"}
{"query": "The analysis of net peak area helps in determining the energy levels of emitted radiation.", "positive": "The net peak area for F 1 is recorded as 1.39E+02, with a net area uncertainty of 32.52.", "negative": "The ambient background for peak F 2 is recorded as 4.18E+01 with an uncertainty of 1.68E+01."}
{"query": "minimum cooling time for PWR fuel", "positive": "| 2.1 \u2264 E < 2.3 | 4.8 | 4.9 | 5.6 | 5.7 | 5.2 | 5.6 | 5.6 |", "negative": "The enrichment of uranium-235 in a nuclear reactor is crucial for its operational efficiency and safety."}
{"query": "The systems for monitoring radioactive particulates and gases within the containment structure are crucial for detecting leaks in the reactor coolant system.", "positive": "Experience has shown that these monitors respond rapidly to reactor coolant system leakage and provide a sensitive indication of such leakage.", "negative": "The information provided by these instruments can be used to detect increases in containment pressure and temperature that is indicative of a leak from the RCS."}
{"query": "Risk Informed Completion Time Program", "positive": "A report shall be submitted in accordance with Specification 6.9.3 before a newly developed method is used to calculate a RICT.", "negative": "The reactor coolant system design is an essential aspect of ensuring operational reliability and safety during normal and emergency conditions."}
{"query": "water chemistry program", "positive": "Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19) are part of the Aging Management Program to address the loss of material in components like stainless steel flow elements exposed to steam environments.", "negative": "The Flow Element is intended to act as a throttle within the system, and its intended function is critical for maintaining the operational efficiency of the plant."}
{"query": "The NRC mandates that all three Auxiliary Feedwater (AFW) trains must remain operational during critical plant modes.", "positive": "Three AFW trains shall be OPERABLE.", "negative": "Only one AFW train, which includes a motor driven pump, is required to be OPERABLE in MODE 4."}
{"query": "What are the regulatory requirements for exemption requests in nuclear licensing?", "positive": "The regulatory requirements involved for exemption requests are outlined under 10 CFR 50.12, which provides the criteria under which exemptions may be granted by the NRC.", "negative": "Environmental considerations play a crucial role in analyzing the impact of installing additional technology at the station."}
{"query": "The area within ten miles of the nuclear facility is known as the emergency planning zone, which is crucial for assessing safety measures.", "positive": "The 0 - 10 mile area presents the population of the \"10-Mile EPZ,\" which is expanded to include certain communities slightly beyond the 10-mile radius.", "negative": "The projected population density within the 30+ mile area shows a decrease compared to the areas closer to the facility."}
{"query": "radiological environmental monitoring", "positive": "Will expected climatological changes affect the level of radiological environmental monitoring for the site?", "negative": "Ecosystems, Biodiversity, and Ecosystem Services"}
{"query": "What is the role of an Environmental and Regulatory Manager in nuclear licensing?", "positive": "An Environmental and Regulatory Manager is responsible for overseeing compliance with environmental regulations and ensuring that regulatory filings meet safety and technical standards in nuclear operations.", "negative": "Shawn Donovan holds a business telephone number and an email address to facilitate communication with stakeholders."}
{"query": "The average enrichment of 235U for different assembly designs is crucial for determining fuel performance in pressurized water reactors.", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | 52 < Assembly Average Burnup \u2264 53 GWd/MTU |  |  |  |  |  |  |  |  |  |", "negative": "From 2.1 \u2264 E < 2.3 the assembly designs did not return any values, indicating that the designs have not been specified for this range."}
{"query": "Analysis of gamma spectra requires precise calibration and understanding of energy levels in the samples.", "positive": "Efficiency Calibration Used Done On: 7/8/2014", "negative": "Sample Identification: L1-010-104-AJGS-001-SS"}
{"query": "Non-Destructive Examination (NDE) procedures", "positive": "Verify that measures are established and implemented to control Non-Destructive Examination (NDE).", "negative": "MISTRAS does not perform welding for safety-related purposes."}
{"query": "What is the classification basis for survey unit B2-010-101?", "positive": "Based on the *La Crosse Boiling Water Reactor Historical Site Assessment* (HSA), survey unit B2-010-101 was identified as a Class 2 structure survey unit.", "negative": "The characterization surveys for the above grade buildings were conducted between November 8, 2016, and November 18, 2016."}
{"query": "What are initial conditions in the context of AOO analysis?", "positive": "Initial conditions are the key plant inputs that define the (steady-state) operating conditions prior to a specific transient event.", "negative": "The high ranked phenomena for AOO analysis are established in Reference 2."}
{"query": "maximax analysis in regulatory decisions", "positive": "The maximax criterion strategy involves selecting the alternative that maximizes the greatest payoff available, so this approach would be more suitable for a 'risk-seeking' investor, who wants to achieve the best results if the best happens.", "negative": "The conjunctive step requires an alternative to meet a minimal performance threshold for all criteria."}
{"query": "What information is provided about groundwater extraction and injection practices at the site?", "positive": "ER 3.5.2.1 states that, \u201cGroundwater elevations at some groundwater wells were strongly correlated with Wheeler Reservoir stage levels while groundwater elevations at other exhibited secondary elevation trends that resembled either groundwater extraction or injection cycles over a period of days.", "negative": "Please provide measured values, or references to these, for the saturated hydraulic conductivities of the geologic units at the site."}
{"query": "What are the voltage specifications for the rod drive motor generator set?", "positive": "GENERATOR LINE VOLTS is 260V (247V - 273V), AND GENERATOR LINE AMPS is \u2248 80 DC AMPS.", "negative": "Direct Maintenance to OBTAIN voltage reading on Running MG Set using a DMM OR equivalent, set to voltage, at back of installed voltmeter."}
{"query": "The NRC stipulates that licensees must adjust load settings based on operational needs, including ramp rates, as specified in operational procedures.", "positive": "If a ramp rate is requested, as Unit Supervisor, \u201cA rate of 10% is desired.\u201d", "negative": "In the \u201cLoad Setpoint and RAMP\u201d box:<br>a) Enters 110 for Load Set Setpoint<br>b) Enters 10 for the RAMP value.<br>c) Selects OK."}
{"query": "What is the average enrichment level of uranium isotopes in PWR fuel?", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | 54 < Assembly Average Burnup \u2264 55 GWd/MTU Minimum Cooling Time (years)", "negative": "The NRC requires licensees to submit comprehensive technical specifications for any operational changes."}
{"query": "completion time requirements in nuclear regulatory actions", "positive": "The Note allows Condition A to be entered separately for each component, and Completion Times to be tracked on a per component basis.", "negative": "The actions must be completed under controlled conditions to ensure safety compliance in all regulatory scenarios."}
{"query": "What are the maximum allowed concentrations for Co-60 in nuclear safety assessments?", "positive": "The maximum concentration for Co-60 is reported as 1.49E+01 pCi/g in the sample population data.", "negative": "The average dose per reactor from Cs-137 is reported as 0.6829."}
{"query": "The NRC's guidelines mandate evaluations for the aging management of critical safety systems such as the reactor core isolation cooling.", "positive": "Reactor Core Isolation Cooling System - Summary of Aging Management Evaluation for Reactor Core Isolation Cooling System | 3-237", "negative": "The structures associated with the storage of high-level waste must be designed to withstand seismic events and external flooding."}
{"query": "The layout of the Crow Point facility includes various specialized rooms for storage and processing of materials.", "positive": "The Crow Point facility features a Processing Room that is equipped with several important chemical substances used in elution processes, including Sodium Carbonate and Hydrogen Peroxide.", "negative": "The schematic also indicates the presence of cooling towers and bulk chemical storage areas within the facility's design."}
{"query": "The involvement of various companies in the nuclear licensing process is crucial for compliance and safety evaluations.", "positive": "The NRC accepts submittals from multiple affiliate members engaged in contributing to the nuclear regulatory framework.", "negative": "The development of new technologies in aerospace continues to push the boundaries of innovation, leading to advancements in flight systems."}
{"query": "The number of Safety Relief Valve actuations is critical to assessing the impact on system integrity during operational periods.", "positive": "The BFN Tours Integrity Long-Term Program Plant Unique Analysis Report assumed 500 SRV actuations during 40 years of normal operations and the contribution from the postulated worst-case LOCA.", "negative": "The original Bergen Patterson suppression chamber restraint hydraulic snubbers which were evaluated during the initial license renewal (60 years) were replaced with Lisega hydraulic snubbers not long after the license extension was approved (for all units)."}
{"query": "In order to meet regulatory requirements, the Cooling Time for spent fuel assemblies must be considered based on their enrichment and burnup levels.", "positive": "The Minimum Cooling Time required for assemblies with an average enrichment of 2.1 \u2264 E < 2.3 is 4.0 years, as per the loading table for PWR fuel.", "negative": "The NRC's regulations also include guidelines on waste management and disposal to ensure environmental protection."}
{"query": "What is the purpose of a license amendment in nuclear regulatory context?", "positive": "The purpose of a license amendment is to allow for changes to the operating parameters or other conditions of the nuclear facility's existing license in order to ensure compliance with safety standards and regulatory requirements.", "negative": "The document also outlines the timeline for the public release and review processes associated with regulatory filings."}
{"query": "What is the definition of bias in the context of instrumentation?", "positive": "Bias is described as a systematic or fixed instrument uncertainty that is predictable for a given set of conditions because of the existence of a known direction (positive or negative).", "negative": "Vendor accuracy is considered an independent and random uncertainty component unless the manufacturer specifically states that a bias or dependent effect also exists."}
{"query": "The calculations for the time required for aerosols to achieve specific decontamination factors are crucial for determining safety protocols.", "positive": "The time at which aerosol I-131 has achieved a decontamination factor (DF) of 50 and time for elemental I-131 to reach DF of 100 is calculated below for the source term in Attachment D.", "negative": "The supporting output is found in runs BRW Source in Sprayed_R7_ST.o0 & BRW Source in Unsprayed_R7_ST.o0 for Aerosol and BRW Source in Sprayed_R7_ST_elemental.o0 & BRW Source in Unsprayed_R7_ST_elemental.o0 for Elemental (located later in Attachment H)."}
{"query": "What is a Decommissioning Funding Plan (DFP) for ISFSIs?", "positive": "The purpose of the DFP is to demonstrate the licensee\u2019s financial assurance (i.e., that funds will be available to decommission the ISFSI).", "negative": "The NRC staff is reviewing the information submitted by Ameren Missouri."}
{"query": "nuclear regulatory filings", "positive": "The evaluation process for licensing activities is a critical component of nuclear regulation, ensuring that all safety, security, and environmental considerations are adequately addressed.", "negative": "The upgrades to the reactor control systems included enhancements to the digital technology used across multiple operations to improve efficiency."}
{"query": "What is the unit of measurement for radioactive activity?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "Our records indicate that you have these devices."}
{"query": "What is the acute intruder health impact (IHI) dose from drilling into waste tanks?", "positive": "The acute IHI dose at 500 years from drilling through Tank 13 is 0.14 mSv/yr [14 mrem/yr], which is approximately 9 times higher than the 100-year dose associated with drilling into a 7.6-cm [3-in] diameter transfer line.", "negative": "Many of the drillers surveyed have experience drilling into hard material such as reinforced concrete and steel, so the sensitivity analysis of drilling into a tank could have instead been the base-case analysis at 100 years after closure."}
{"query": "condensate system design features", "positive": "Knowledge of condensate system design feature(s) and/or interlock(s) that provide for the following: (CFR: 41.7)", "negative": "Reactor response to loss of feedwater heating"}
{"query": "The NRC's standards for aging management programs include directives regarding material and environmental factors for components used in reactor systems.", "positive": "Consistent with NUREG-2191 item for component, material, environment, and aging effect. AMP is consistent with NUREG-2191 AMP.", "negative": "The internal venturi section of each main steam line flow restrictor is fabricated from centrifugally cast low molybdenum content SA-351 Type CF8 CASS material."}
{"query": "What are the medical disqualifying conditions for nuclear operators?", "positive": "Section 5.3.7(2) [5.4.7(3)] of ANSI/ANS-3.4-1983 [1996] indicates that a history of disturbance of consciousness within the past five [two] years without a satisfactory medical explanation of the cause (emphasis added) shall be considered a disqualifying condition for operation without restriction.", "negative": "Applicants who have uncorrected near visual acuity of at least 20/40 in one eye and uncorrected distant visual acuity of at least 20/40 in the other eye do not require a conditional license."}
{"query": "nuclear regulatory licensing", "positive": "The Nuclear Regulatory Commission (NRC) oversees the licensing and regulation of nuclear reactors, ensuring compliance with safety standards and regulations to protect public health and the environment.", "negative": "The archaeological sites listed in this inventory are primarily focused on historic artifacts and foundations, providing a glimpse into the daily lives of past communities and their cultural heritage."}
{"query": "The analysis of Charpy upper-shelf energy over the reactor's lifespan is critical in determining safety margins.", "positive": "Per RG 1.99, Revision 2, the Charpy USE is assumed to decrease as a function of fluence and copper content. The current licensing basis USE calculations were prepared for DCPP Units 1 and 2 reactor vessel beltline values for 40 years. These are TLAAs requiring evaluation using the projected 60-year fluence values.", "negative": "The surveillance data was plotted against RG 1.99, Revision 2, Figure 2. This data was fitted by drawing a line parallel to the existing lines as the upper bound of all the surveillance data. These reduced lines can then be used instead of the existing lines to determine the Position 2.2 EOLE USE values."}
{"query": "containment flooding procedures", "positive": "1. **IDENTIFY and ISOLATE unexpected source of water:**   - a. ERCW   - b. CCS   - c. High pressure fire protection   - d. Primary water   - e. DI water   - f. SFP cooling water", "negative": "2. **CHECK cntmt sump activity and chemistry:**   - a. CHECK RHR suction aligned from RWST.      - IF RHR suction is aligned to the cntmt sump, THEN:        1. NOTIFY Chemistry to sample from RHR system.        2. GO TO Step 3."}
{"query": "what is nuclear licensing process", "positive": "Nuclear licensing is the regulatory process by which the U.S. Nuclear Regulatory Commission (NRC) grants approval for the construction and operation of nuclear facilities, ensuring they meet safety and environmental standards.", "negative": "The cooling system in a reactor is designed to remove excess heat during the normal operation of the plant."}
{"query": "What are isothermal tests used for in oxidation correlation development?", "positive": "For the development of oxidation correlations, limited by oxygen diffusion into the metal, well-characterized isothermal tests are more important than the complex thermal hydraulics suggested by [Robert H. Leyse].", "negative": "The Baker-Just correlation using the current range of parameter inputs is conservative and adequate to assess Appendix K ECCS performance."}
{"query": "proprietary information criteria", "positive": "The following criteria are customarily applied by AREVA to determine whether information should be classified as proprietary: (a) The information reveals details of AREVA\u2019s research and development plans and programs or their results. (b) Use of the information by a competitor would permit the competitor to significantly reduce its expenditures, in time or resources, to design, produce, or market a similar product or service. (c) The information includes test data or analytical techniques concerning a process, methodology, or component, the application of which results in a competitive advantage for AREVA. (d) The information reveals certain distinguishing aspects of a process, methodology, or component, the exclusive use of which provides a competitive advantage for AREVA in product optimization or marketability. (e) The information is vital to a competitive advantage held by AREVA, would be helpful to competitors to AREVA, and would likely cause substantial harm to the competitive position of AREVA.", "negative": "In accordance with 10 CFR 2.390. The information for which withholding from disclosure is requested qualifies under 10 CFR 2.390(a)(4) 'Trade secrets and commercial or financial information':"}
{"query": "The evaluation of electrical production systems is crucial for maintaining operational reliability.", "positive": "The reliability of electrical production systems is essential for the safe operation of nuclear facilities, ensuring that all components function as intended during both normal and emergency conditions.", "negative": "Addressing benefits to the nation, the nuclear industry contributes significantly to energy production and economic growth."}
{"query": "NextEra will maintain arrangements with Offsite Response Organizations to support emergency preparedness and response actions.", "positive": "NextEra stations will continue to meet the requirements of 10 CFR 50.47(b)(14) and 10 CFR Part 50, Appendix E, Section IV.F.1.", "negative": "The hospital\u2019s emergency plan includes cooperation and collaboration of local emergency preparedness officials and an annual full-scale community-based drill."}
{"query": "In the context of nuclear materials, the activity concentration measured in picocuries per gram is crucial for assessing safety and regulatory compliance.", "positive": "Americium-241 | U | -0.0135| pCi/g | (75%-125%) | | | | | | | |", "negative": "QC1204336284 | LCS | 1.85 | 1.89 | pCi/g | 102 | 75% | 08/01/19 | 09:37 | | | |"}
{"query": "What are the average surface dose rate limits for the YANKEE-MPC concrete cask?", "positive": "The average surface dose rates of each YANKEE-MPC CONCRETE CASK shall not exceed: - 50 mrem/hour (neutron + gamma) on the side (on the concrete surfaces); - 55 mrem/hour (neutron + gamma) on the top; and, - 200 mrem/hour (neutron + gamma), an average of the measurements at air inlets and outlets.", "negative": "Prior to or at the beginning of STORAGE OPERATIONS."}
{"query": "The report outlines the minimum detectable activity for various radionuclides.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| K-40         | 1460.75      | *         | 10.67                | 2.44E+00                 | 6.63E-01              |", "negative": "Errors stated at 2.000 sigma"}
{"query": "What are the operational conditions for the Auxiliary Feedwater (AFW) system in a reactor?", "positive": "At 06:00, LCO 3.7.5 Auxiliary Feedwater (AFW) System, is MET.", "negative": "At 06:15, ENTRY CONDITIONS to 1-FR-H.1, Loss of Secondary Heat Sink, are NOT MET."}
{"query": "battery charger current limit operation", "positive": "A faulty charger that is incapable of maintaining established battery terminal float voltage does not provide assurance it can revert to and operate properly in the current limit mode necessary during the recovery period following a battery discharge event that the DC system is designed for.", "negative": "Condition F, Division 1 or 2 125 VDC battery inoperable as a result of maintenance or testing, represents one division with a loss of ability to completely respond to an event."}
{"query": "What is the confidence index threshold for nuclide identification?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.00 sigma"}
{"query": "What rights do requesters have under the FOIA regarding agency records?", "positive": "You have the right to seek assistance from the NRC's FOIA Public Liaison by submitting your inquiry at https://www.nrc.gov/reading-rm/foia/contact-foia.html, or by calling the FOIA Public Liaison at (301) 415-0717.", "negative": "The NRC has made some, or all, of the requested records publicly available through one or more of the following means: (1) www.nrc.gov; (2) public ADAMS, https://www.nrc.gov/reading-rm/adams.html; (3) microfiche available in the NRC Public Document Room; or the NRC Public Access Link (PAL), at https://foia.nrc-gateway.gov/app/Home.aspx."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code is used to perform thermal-hydraulic analyses and includes the ORFEO-HMP critical heat flux correlation to accurately predict the heat transfer characteristics under various conditions.", "negative": "The simulations showed that the local conditions varied significantly between the different grid test configurations, impacting the overall results and necessitating a review of the assumptions used in the simulations."}
{"query": "Changes in the disposal pricing structure can affect the overall cost of low-level waste management.", "positive": "A comparison of the year 2020 Bx factors in Table 2-1 to the corresponding year 2018 Bx factors reported in Revision 17 of NUREG-1307, shows that the values increased for both the Washington site and the South Carolina site. These changes were influenced by increases in the disposal price schedules provided by the operators of those disposal facilities (see Appendix A).", "negative": "These changes were influenced by increases in the disposal price schedules provided by the operators of those disposal facilities (see Appendix A)."}
{"query": "What is the role of summary disposition in nuclear regulatory proceedings?", "positive": "Summary disposition is not the only option for ending this proceeding. The Board was prepared to proceed to an evidentiary hearing to establish whether further cultural resources information was reasonably obtainable.", "negative": "The Board stated that the Tribe was bound by the terms it had agreed to in accepting the March 2018 Approach, including the two two-week periods allotted to accomplish the survey."}
{"query": "What is the significance of deposition lambda in nuclear safety assessments?", "positive": "Deposition Lambda (1 / Hours) values are used to characterize the rate at which elemental organic aerosols deposit onto surfaces in compartment models for evaluating airborne contaminants in nuclear safety assessments.", "negative": "The total control room doses at time (H) = 2.0000 indicate significant variations across different body organs, highlighting the necessity for continuous monitoring and assessment of radiation exposure in various scenarios."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves several steps including the submission of applications for construction and operating licenses, which are reviewed by the NRC to ensure compliance with safety and environmental regulations.", "negative": "The reactor's cooling system is designed to efficiently remove heat from the core without causing any thermal shocks to the structure."}
{"query": "The Nuclear Regulatory Commission oversees the licensing of nuclear facilities to ensure compliance with safety standards.", "positive": "The NRC is responsible for the regulation of commercial nuclear power plants, nuclear research facilities, and other nuclear applications in the United States.", "negative": "Oconee County's budget document details the financial allocations and expenditures planned for the fiscal year, providing insight into local governance and community services."}
{"query": "What is the role of Defense in Depth in nuclear safety?", "positive": "Defense in Depth is a safety philosophy employed in the design and operation of nuclear power plants, which integrates multiple layers of safety systems to protect against potential failures and accidents.", "negative": "The Westinghouse Non-Proprietary Class 3 documentation provides essential insights into the operational and safety protocols relevant to the Limerick Generating Stations."}
{"query": "What is the purpose of the demineralizer in nuclear plants?", "positive": "The demineralizer is of the mixed bed type with H+ and OH- type resin which removes corrosion and fission product ionic contaminants from the spent fuel pool water or the Refueling Water System water.", "negative": "The fuel pool skimmer pump is sized to circulate 150 gpm through the skimmer loop and return the water to the spent fuel pool at four discharge points."}
{"query": "The NRC guidelines indicate that a plant-specific aging management program (AMP) may not be required for specific materials used in divider plate assemblies if certain industry analyses are applied.", "positive": "For units with divider plate assemblies fabricated of Alloy 600 or Alloy 600 type weld materials, if the industry analyses (EPRI 3002002850) are not bounding for the applicant\u2019s unit, a plant-specific AMP is necessary or a rationale is necessary for why such a program is not needed.", "negative": "The acceptance criteria for this review are: For units with Alloy 600 SG tubes for which an alternate repair criterion such as C*, F*, H*, or W* has been permanently approved for both the hot- and cold-leg side of the steam generator, the weld is no longer part of the reactor coolant pressure boundary and a plant-specific AMP is not necessary."}
{"query": "What is the significance of enrichment levels in BWR fuel assemblies?", "positive": "The Average Enrichment w% 235U (E) for BWR fuel assemblies is a crucial factor in determining the performance and safety of the reactor.", "negative": "The NRC\u2019s regulatory framework emphasizes the importance of thorough documentation for all safety assessments."}
{"query": "ICMF form notification process", "positive": "Reads the ICMF form to individual  **CUE:** Joe Black repeats back the ICMF and states he has no questions.", "negative": "Operator SIMULATES the following: 1. Selects the phone labeled \u201cNETS\u201d 2. Depresses pushbuttons to dial 5409  **CUE:** You may pick the phone up."}
{"query": "What are preventative protective actions for food contamination in nuclear events?", "positive": "Preventative Protective Actions are measures taken to prevent or minimize contamination of food products.", "negative": "The amount of radioactive material released into the atmosphere, the duration of the release, and weather conditions will determine the severity of contamination of food, crops, land, and near the site of the release."}
{"query": "head loss in reactor cooling systems", "positive": "In nuclear reactor cooling systems, head loss is a crucial parameter that represents the pressure drop due to friction and other factors in the system components, affecting the flow of coolant.", "negative": "The timeline for the debris addition indicates categorical events that take place during specific hours, marking significant changes in coolant flow and system behavior."}
{"query": "design basis accident methodology", "positive": "The design basis accident methodology for in-vessel events without radiological release provides a structured approach to evaluating the potential impacts and consequences of various accident scenarios within the reactor vessel.", "negative": "The project team submitted several documents for review to facilitate the audit process, ensuring all necessary data and analyses were included."}
{"query": "LLRW generation and disposal in nuclear power", "positive": "DNPS would continue to manage LLRW on site in accordance with NRC regulations and dispose of LLRW in NRC-licensed treatment and disposal facilities during the proposed SLR operating term.", "negative": "The expected increase in the volume of spent nuclear fuel from an additional 20 years of operation can be safely accommodated on site during the license renewal term with small environmental impacts through dry or pool storage at all plants."}
{"query": "What is a risk-informed approach to nuclear safety regulations?", "positive": "The proposed changes to the licensing basis, submitted for NRC approval with Attachment 1, address the additional debris loads at the ECCS strainers for Fermi 2 on the basis that the associated risk is shown to meet the acceptance guidelines in Regulatory Guide (RG) 1.174 and that, in conjunction with the existing licensing basis, adequate safety is demonstrated.", "negative": "This exemption request is for the purpose of allowing the use of a risk-informed method to demonstrate acceptable mitigation of the effects of debris following postulated loss of coolant accidents (LOCAs)."}
{"query": "A regulatory body oversees the compliance of licensees with safety standards and requirements...", "positive": "The NRC requires all nuclear power plants to maintain up-to-date certifications to ensure their compliance with safety regulations.", "negative": "States like Florida and California each have their own laboratory certification numbers for different environmental assessments."}
{"query": "What is an emergency diesel generator?", "positive": "Emergency diesel generator 1A 36-month operability and engineered safeguards surveillance on November 5, 2024.", "negative": "The inspectors evaluated how the licensee instructs workers on plant-related radiological hazards and the radiation protection requirements intended to protect workers from those hazards."}
{"query": "license application process for nuclear facilities", "positive": "The license application process for nuclear facilities involves submitting detailed technical information and analyses to the NRC, including safety assessments and environmental impact studies.", "negative": "This document outlines various administrative procedures related to correspondence, such as how to address envelopes and format professional letters."}
{"query": "The monitoring of water levels and chemistry in the spent fuel pool is conducted according to regulatory requirements.", "positive": "The spent fuel pool water level and chemistry are monitored in accordance with Technical Specifications.", "negative": "Neither the component nor the material and environment combination is evaluated in NUREG-2191."}
{"query": "What are the requirements for electric power systems in nuclear safety?", "positive": "Electric power systems shall be provided when required to permit functioning of structures, systems, and components. The safety function for each power system shall be to provide sufficient capacity and capability to ensure that (1) the specified acceptable system radionuclide release design limits for the fusion product barriers are not exceeded as a result of anticipated operational occurrences and (2) safety functions that rely on electric power are maintained in the event of postulated accidents.", "negative": "The design shall demonstrate that power for important safety-significant functions is provided."}
{"query": "The NRC assesses the economic impact of facilities within the surrounding counties.", "positive": "Per Capita Income statistics reflect the economic conditions of the counties surrounding the TRISO-X Fuel Fabrication Facility, providing important context for regulatory assessments.", "negative": "The fuel fabrication facility's operational efficiency is determined by the technical specifications set forth by the NRC."}
{"query": "lamellar tear criteria", "positive": "6X photograph of sample 5A, showing that lamellar tear is less than 0.2 inch in length, which is subcritical in size for brittle fracture.", "negative": "The reactor's cooling system must be operational at all times to ensure safety during emergencies."}
{"query": "What is SEMS in the context of nuclear licensing?", "positive": "For purposes of this paragraph as applied to this license, SEMS means any SEMS that has been referenced in a staff SER, TER, EA, or EIS and supplements and amendments thereof.", "negative": "The licensee shall maintain records of any changes made pursuant to this condition until license termination."}
{"query": "The energy levels at which specific gamma peaks occur help in the identification of radioactive isotopes.", "positive": "This peak at 295.02 keV corresponds to a significant energy level identified during the analysis of the emitted gamma rays.", "negative": "The unit of measurement used for energy in this context is the electronvolt (eV), which is a common unit in particle physics."}
{"query": "The time it takes for the reactor protection system to respond after a monitored parameter exceeds its trip setpoint is crucial for safety.", "positive": "The RPS RESPONSE TIME shall be that time interval from when the monitored parameter exceeds its RPS trip setpoint at the channel sensor until de-energization of the scram pilot valve solenoids.", "negative": "The PTLR is the unit specific document that provides the reactor vessel pressure and temperature limits, including heatup and cooldown rates, for the current reactor vessel fluence period."}
{"query": "The instrumentation for trip functions related to feedwater levels is critical for reactor safety and operational efficiency.", "positive": "Feedwater and Main Turbine High Water Level Trip Instrumentation is designed to ensure that the reactor maintains proper water levels while preventing safety risks associated with high water levels in the system.", "negative": "The instrumentation diversity in the reactor safety systems must meet stringent regulatory standards to ensure reliable operation under various conditions."}
{"query": "nuclear licensing procedures", "positive": "Nuclear licensing procedures involve a series of regulatory reviews and assessments by the Nuclear Regulatory Commission to ensure that all safety and environmental standards are met before a nuclear facility can operate.", "negative": "The reactor core design is crucial for ensuring efficient operation and heat management, as it determines the overall power output and safety margins."}
{"query": "seismic hazard interval annual initiating event frequency", "positive": "The seismic hazard interval annual initiating event frequency is calculated (except for the final interval) by subtracting the mean exceedance frequency associated with the g-interval (high) end point from the mean exceedance frequency associated with the g-interval beginning point.", "negative": "This is common practice in industry SPRAs."}
{"query": "The licensee must manage their radiation program according to the terms and conditions set forth in their radioactive materials license.", "positive": "You must conduct your radiation safety program in accordance with the conditions of your license, representations made in your license application, and Florida regulations.", "negative": "The Florida Department of Health aims to protect and improve the health of all people in Florida through various community efforts."}
{"query": "The NRC documents the Adjusted Reference Temperature for reactor components in accordance with safety standards.", "positive": "67 EFPY Adjusted Reference Temperature (ART) Values for Beltline Plates and Welds is a critical measure that accounts for material properties under neutron exposure over a specified operational timeframe.", "negative": "The shell ring welds are subject to rigorous quality assurance processes to ensure compliance with construction and design specifications."}
{"query": "What are the regulations for low-level waste disposal in nuclear power plants?", "positive": "A new section, 3.6, \"Low Activity Waste,\" is included in this revision (Revision 20), which provides information about this category of LLW and the potential for its disposal at sites other than the four currently operating LLW disposal facilities licensed by the NRC or Agreement States.", "negative": "Revision 20 to NUREG-1307 assumes that LLW generated during plant operations is disposed of using operating funds."}
{"query": "inspection of internal surfaces in miscellaneous piping and ducting components", "positive": "The GALL-SLR Report recommends that the GALL-SLR Report AMP XI.M38, \"Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components,\" be evaluated for inclusion of augmented requirements to ensure the adequate management of any recurring aging effect(s).", "negative": "Plant-specific OE examples should be evaluated to determine if the chosen AMP should be augmented even if the thresholds for significance of aging effect or frequency of occurrence of aging effect have not been exceeded."}
{"query": "What methodology is applied to assess total head loss across the strainer in the context of debris management?", "positive": "Total head loss across the strainer was determined as the sum of the calculated CSHL (see the Response to 3.f.9) and the measured debris head loss from testing (see the Response to 3.f.4).", "negative": "Strainer head losses at various sump pool temperatures and plant strainer flow rates are of interest."}
{"query": "dry weight analysis in nuclear soil samples", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "5g used due to the highly radioactive and/or hazardous matrix of samples."}
{"query": "Participants should prepare for the Licensing Practices and Procedures course scheduled in March 2025 at the NRC.", "positive": "Individuals listed in Enclosure 1 have been accepted for participation in the Licensing Practices and Procedures (G-109) course.", "negative": "The facility\u2019s telephone number is (423) 855-6500."}
{"query": "ITAAC notifications", "positive": "ITAAC notifications are critical components of the licensing process, ensuring that construction and operations comply with regulatory requirements and safety standards set forth by the NRC.", "negative": "The vendor inspection report provides detailed information about the quality assurance and construction activities conducted by the vendors supplying parts and systems for the reactor."}
{"query": "The NRC has specific classifications for wells indicating their operational status.", "positive": "Wells may be classified as Active, Temporarily Abandoned, or Not Installed depending on their operational status.", "negative": "The general location of the wells includes areas like north of Broadview Acres and south off-site."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "The table outlines the minimum cooling time (in years) required based on the initial assembly average enrichment of U-235 (E) for different reactor designs such as CE 14x14 and WE 17x17.", "negative": "In addition to minimum cooling times, various reactor designs also specify criteria for operational safety measures and emergency response protocols that must be adhered to during fuel management."}
{"query": "What is the process for license renewal in nuclear facilities?", "positive": "License renewal for nuclear power plants, such as the Browns Ferry Nuclear Plant, involves a regulatory audit concerning the environmental review of the license renewal application as detailed in EPID NUMBER: L-2024-SLE-0000.", "negative": "In order to ensure appropriate oversight, the NRC conducts various routine inspections and assessments of operating nuclear facilities, including compliance with safety regulations and operational standards."}
{"query": "What is the significance of prestressing forces in nuclear containment structures?", "positive": "The use of the formulas to predict the future prestressing lost in the containment as the justification for extending the ASME Code's five-year surveillance intervals to ten-year intervals may not be valid.", "negative": "Several failures have occurred at random times over the past four decades."}
{"query": "Dakota-Glen Canyon aquifer system", "positive": "The Dakota-Glen Canyon aquifer system comprises four permeable zones including, in descending order, the Dakota Sandstone aquifer, the Morrison Formation aquifer, the Entrada Sandstone aquifer, and the Glen Canyon Sandstone aquifer.", "negative": "The water quality of the aquifer within the San Juan Structural Basin is highly variable (fresh to briny). TDS concentrations range from 1,000 mg/L in the shallower portions to over 35,000 mg/L in the deeper portions of the aquifer system."}
{"query": "What information must be included regarding the radioactive material in the application?", "positive": "RADIOACTIVE MATERIAL: Element and/or mass, chemical and physical form; c. maximum amount which will be possessed at any one time.", "negative": "SEND APPLICATIONS TO: LICENSING BRANCH DIVISION OF NUCLEAR MATERIALS SAFETY U.S. NUCLEAR REGULATORY COMMISSION, REGION II 2100 RENAISSANCE BOULEVARD, SUITE 100 KING OF PRUSSIA, PA 19406-2713."}
{"query": "What is the distribution of wind speed and direction for Stability Class E as recorded between August 1, 1972 and July 31, 1973?", "positive": "Table 2.E-16 shows the annual average joint frequency distribution of wind speed and direction for Stability Class E for the period from August 1, 1972 to July 31, 1973.", "negative": "Safety measures for nuclear reactors include regular inspections, maintenance of safety systems, and rigorous training for operators."}
{"query": "500 ml Marinelli sample type", "positive": "- **Sample Type**: 500 ml Marinelli", "negative": "- **Real Time**: 1804.8 seconds"}
{"query": "The components of the Residual Heat Removal (RHR) System are designed to withstand various environmental conditions such as borated water leakage and closed-cycle cooling water.", "positive": "The materials of construction for the RHR System components are: Carbon Steel, Carbon Steel with Stainless Steel Cladding, Cast Austenitic Stainless Steel, Glass, Nickel Alloys, Stainless Steel.", "negative": "The CSS components are exposed to the following environments: Borated Water Leakage, Demineralized Water, Dry Gas, Plant indoor Air, Sodium Hydroxide, Treated Borated Water."}
{"query": "What are the analysis inputs for calculating average stresses in reactor pressure vessel studs?", "positive": "The following inputs are required to calculate the average stresses in the studs due to primary load conditions with one stud out of service: 1. The RPV design pressure is 1,250 psia and the design temperature is 575\u00b0F. 2. The RPV inner o-ring radius is 111.0 inches. 3. The RPV stud circle radius is 117.313 inches. 4. The number of studs in the Hatch Unit 1 RPV is 52. 5. The stud shank OD is 6.0 inches, the stud shank ID is 1.0 inches, and the stud shank cross section area is 27.489 in\u00b2.", "negative": "The average stresses in the studs due to primary load conditions with one stud out of service were calculated using the methodology outlined in Section 5.1."}
{"query": "How does the facility ensure the safety of personnel from alpha contamination?", "positive": "An operable and appropriately calibrated alpha survey meter will be made available for employee use at the exit of the change room.", "negative": "The radioactivity of pipes, drain lines, pumps, or duct work where access can be difficult, will be determined by making measurements at a trap or similar access point."}
{"query": "The NRC evaluates the impact of downstream debris on the functioning of emergency core cooling systems and containment spray systems.", "positive": "The objective of the downstream effects, components and systems section is to evaluate the effects of debris carried downstream of the containment sump screen on the function of the ECCS and CSS in terms of potential wear of components and blockage of flow streams.", "negative": "The erosive wear rate developed for annealed steel in the WCAP was applied to the equipment, which included pumps, heat exchangers, orifices, and spray nozzles."}
{"query": "The activity concentration of each radionuclide is expressed in picocuries per gram (pCi/g).", "positive": "The activity concentration was recorded as 1.24E+01 pCi/g for K-40.", "negative": "The aliquot volume for the analysis was 339.39 g dry."}
{"query": "nuclear operating license amendment", "positive": "The amendment to the renewed facility operating license is intended to conform to the requirements outlined in Order EA-NRR-2025-0013, which specifies safety and operational protocols.", "negative": "The committee evaluated various options for the expansion of the research center, considering factors such as funding, staffing, and community engagement."}
{"query": "How is the characteristic time scale for a system defined in reactor safety contexts?", "positive": "For system response characteristic time scale, the temporal scale is defined using a control volume viewpoint. A system with a nominal control volume has a volumetric rate of a process occurring within it, and the nominal amount of time needed for the process to change in the entire volume is the residence time for the specific process.", "negative": "By defining a transfer process, transfer area, and a rate at which the transfer process occurs, the entire complex system may be described by characteristic spatial, temporal, and concentration (volumetric or mass) scales of varying magnitudes, depending on the level in the hierarchy."}
{"query": "The U.S. Nuclear Regulatory Commission maintains strict guidelines regarding the protection of sensitive data provided by licensees.", "positive": "The request for withholding of proprietary information is made in accordance with 10 CFR 2.390. The information for which withholding from disclosure is requested qualifies under 10 CFR 2.390(a)(4) 'Trade secrets and commercial or financial information.'", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "method for rad liquid scintillation analysis", "positive": "Rad Liquid Scintillation Analysis", "negative": "The following Analytical Methods were performed:"}
{"query": "What are the requirements for volumetric inspections of welds in nuclear facilities?", "positive": "Welded connections located between the CNV and CIVs receive 100 percent volumetric inspections on a frequency of once per ISI interval (10 years). The volumetric inspection meets the inspection requirements of BTP 3-4.", "negative": "The ASME Class 1 assembly configuration connecting the CNV and the CIVs includes a safe-end, CITF, and the CIVs."}
{"query": "What is radioactive source term characterization?", "positive": "The inspectors evaluated licensee performance as it pertains to radioactive source term characterization.", "negative": "The inspectors evaluated the calibration and testing of the following radiation detection instruments:"}
{"query": "safety class valve designation", "positive": "The valves in Safety Class 2 are designated with the identification code such as 2SD002B, indicating their function and classification within the safety system.", "negative": "The P&ID coordination for valve layouts is represented using specific coordinates to ensure accurate integration within the system architecture."}
{"query": "average axial power distribution", "positive": "Average Axial Power Distribution, Comparison POLCA7/POLCA-T.", "negative": "A schematic of the POLCA-T primary coolant loop model, steam line connections and feedwater boundary location are shown in Figure C.5-40."}
{"query": "The audit will commence on December 4, 2023, and is expected to conclude by December 6, 2023.", "positive": "The audit will start at 8:00 a.m. (Eastern Time (ET)) on Monday, December 4, 2023, and conclude on Wednesday, December 6, 2023, at 4:30 p.m. (ET) approximately.", "negative": "The NRC project manager will coordinate with the licensee to set dates and times to discuss information needs and questions arising from the NRC\u2019s review of the audited items."}
{"query": "What is the role of a NuScale Power Module in nuclear reactor design?", "positive": "The NuScale Power Module (NPM) is a small modular reactor designed to provide efficient and safe nuclear power generation using advanced safety and economic features.", "negative": "The Control Building is crucial for the operational management of the nuclear power facility, ensuring that all systems function smoothly, following the established protocols."}
{"query": "The facility must not enter a higher operational mode unless all Limiting Conditions for Operations are satisfied, ensuring safety is maintained during transitions between modes.", "positive": "Specification 3.0.5 establishes limitations on MODE changes when a Limiting Condition for Operation is not met. It precludes placing the facility in a high MODE of operation when the requirements for a Limiting Condition for Operation are not met and compliance to these conditions would result in a shutdown to comply with the ACTION requirements if a change in MODEs were permitted.", "negative": "Compliance with ACTION requirements that permit continued operation of the facility for an unlimited period of time provides an acceptable level of safety for continued operation without regard to the status of the plant before or after a MODE change."}
{"query": "What is the NRC\u2019s obligation under the NHPA regarding tribal consultation?", "positive": "Under the NHPA\u2019s implementing regulations, the NRC must provide every tribe \u201ca reasonable opportunity to identify its concerns about historic properties, advise on the identification and evaluation of historic properties, including those of traditional religious and cultural importance, articulate its view on the undertaking\u2019s effects on such properties, and participate in the resolution of such adverse effects.\u201d", "negative": "Even if a party\u2019s involvement is limited, if that limited involvement is by choice, the agency has provided the party with a reasonable opportunity to participate."}
{"query": "nuclear radiation measurement units", "positive": "Activity (pCi/grams) is a key measurement of the amount of radioactive nuclides present in a sample, providing vital information for safety assessments and regulatory compliance.", "negative": "The energy output of a reactor is crucial for determining the efficiency of its operation and ensuring safety protocols are met."}
{"query": "chemical accidents in nuclear licensing", "positive": "Process-related chemicals that will be stored on site may include the following:", "negative": "Fugitive dust emissions will be generated by vehicles traveling on unpaved roads, while combustion emissions will be generated by equipment used within the project areas and vehicles and trucks traveling to and from the project areas."}
{"query": "The NRC requires a thorough analysis of gamma spectra to ensure accurate monitoring of radioactive materials.", "positive": "The detector used for the gamma spectrum analysis was a HOTLAB system, which enables detailed characterization of gamma radiation from the samples.", "negative": "The sample size was measured at 9.753E+02 grams, indicating a substantial quantity of material for analysis."}
{"query": "What is the role of the Plant Protection System (PPS) in nuclear safety?", "positive": "The major systems that comprise the Digital Modernization Project are the Plant Protection System (PPS) and the Distributed Control System (DCS).", "negative": "Sections 3 and 9 go into further detail for these systems."}
{"query": "What is operational leakage in the context of nuclear safety regulations?", "positive": "Operational Leakage is leakage through a flaw in the pressure retaining boundary discovered outside any ASME BPV Code required pressure test.", "negative": "The term, \u201cthrough-wall,\u201d is an adjective used to describe a condition that extends from one surface to another surface in a component."}
{"query": "What are the categories of decommissioning activities for nuclear reactors?", "positive": "It is expected that the category, and thus the appropriate direct inspection effort and associated resources for a decommissioning power reactor, will change over time, based on the progress of decommissioning at the facility (i.e., an actively decommissioning facility would be expected to go from Category 1 to 2 and eventually to Category 8 as decommissioning progresses). Categories 4 and 5 are intended for decommissioning single or multi-unit sites in SAFSTOR where all units have permanently shutdown. Categories 6 and 7 are intended for decommissioning units at multi-unit sites where at least one unit is still in operation.", "negative": "The inspection program also provides appropriate latitude for NRC management to administer, plan, and implement site-specific inspection plans commensurate, in part, with licensee performance, site activities, and safety."}
{"query": "What is the significance of the Potomac Aquifer in nuclear safety analysis?", "positive": "The Potomac Aquifer is characterized as an extremely heterogeneous fluvial system in the Atlantic Coastal Plain of Delaware, which has implications for water safety and environmental assessments in nuclear regulatory contexts.", "negative": "Benson, R.H. and R.G. Doyle discuss the development of the United States Middle Atlantic Continental Margin in their work on early Mesozoic rift basins, which focuses on geological formations rather than hydrogeological systems."}
{"query": "What are the knowledge requirements for radiological safety for licensed operators?", "positive": "Knowledge of radiological safety principles and procedures pertaining to licensed operator duties, such as response to radiation monitor alarms, containment entry requirements, fuel handling responsibilities, access to locked high-radiation areas, or alignment of filters.", "negative": "The NRC requires licensees to maintain detailed records of staff training and qualifications to ensure operational readiness."}
{"query": "Reactor Coolant Pressure Boundary System", "positive": "Reactor Vessel Flange Leak Detection Line   | Pressure Boundary      | Stainless Steel | Air - Indoor, Uncontrolled (External)  | Cracking                          | One-Time Inspection (B.2.1.20)    | IV.A1.R-61a     | 3.1.1-016                | A     |", "negative": "Valve Body                                 | Leakage Boundary       | Carbon Steel   | Air - Indoor, Uncontrolled (External)  | Loss of Material                  | External Surfaces Monitoring of Mechanical Components (B.2.1.23) | IV.C1.R-431     | 3.1.1-124                | A     |"}
{"query": "The NRC requires that licensee submissions include detailed information on the instruments used to measure safety parameters.", "positive": "The regulatory framework mandates that all measurement devices used in nuclear safety applications meet specific performance criteria established by the NRC.", "negative": "The sale of industrial nuclear products is often preceded by a thorough market analysis to assess demand and competition."}
{"query": "Are participants allowed to observe the webinars without restrictions?", "positive": "We\u2019re not making it public in terms of meeting announcement and everything, but we haven\u2019t been turning away any participants via webinar.", "negative": "Please let me know if you have any questions or input."}
{"query": "What is the role of operating experience in nuclear safety programs?", "positive": "The review and assessment of relevant operating experience (OE) for its impacts on the program, including implementing procedures, are governed by NEI 03-08 and Appendix A of MRP-227, Revision 1-A.", "negative": "The NRC requires licensees to comply with the regulations outlined in 10 CFR Part 50, Appendix B, which sets forth quality assurance criteria for nuclear power plants."}
{"query": "What does the double contingency principle entail in nuclear criticality safety?", "positive": "The double contingency principle of the NRC guidance, \"Guidance on the Regulatory Requirements for Criticality Analysis of Fuel Storage at Light Water Reactor Power Plants\" contained in an NRC letter to all power reactor licensees from Laurence Kopp dated August 19, 1998 states that it is not required to assume two unlikely, independent concurrent events to ensure protection against a criticality accident.", "negative": "Although the dropped assembly is more reactive outside rather than inside the poisoned storage cell, the assembly is no more reactive dropped on top of the storage rack than located anywhere else in the pool outside the storage rack."}
{"query": "What is boron concentration in the context of spent fuel pools?", "positive": "Spent Fuel Pool Boron Concentration is a critical aspect of maintaining the safety and criticality control of the spent fuel pool, ensuring that the concentration of boron in the water does not fall below the required levels to prevent a nuclear chain reaction.", "negative": "The distribution systems for electrical power are vital for the operation of various plant systems, ensuring that power is supplied reliably during both normal and emergency conditions."}
{"query": "The NRC evaluates safety aspects associated with the use of various radionuclides in nuclear facilities.", "positive": "Radionuclides such as Dysprosium-155, Dysprosium-157, and Dysprosium-159 are classified under 'W, all compounds' indicating their usage in nuclear safety applications.", "negative": "Erbium-165 is noted for its various physical properties, which make it suitable for distinct technological applications outside the nuclear sector."}
{"query": "What is the acceptable method for setting valve control in safety functions?", "positive": "Valves with safety function to close are being set by limit switch control instead of torque switch. This is acceptable where certain considerations are addressed: If a valve has a leakage requirement and is required to close under dynamic conditions (flow and pressure), setting up the limit switch control under static conditions (no pressure or flow) needs to have reasonable assurance that the valve will meet its leakage requirement when it performs its safety function. This can be accomplished via setting the valve close limit under expected dynamic conditions in-situ or in a test facility.", "negative": "The report includes various configurations of reactor systems and their performance under different scenarios."}
{"query": "What is a Maximum Demand scenario in nuclear plants?", "positive": "15.1.2 (Section 3.2) - FWC Failure- Max Demand without Turbine Bypass", "negative": "| 15.1.3 (Section 3.4) - Pressure Regulator Failure- Open |"}
{"query": "What is Tritium Distillation in nuclear safety analysis?", "positive": "The product: LSC, Tritium Distillation, Solid refers to the separation process that is utilized to extract tritium from other substances for analysis in nuclear safety assessments.", "negative": "Data Summary: There are no exceptions, anomalies or deviations from the specified methods. All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable."}
{"query": "The Emergency Core Cooling System (ECCS) is essential for maintaining reactor safety during emergencies.", "positive": "3.5.2 ECCS \u2013 Operating | 2 Centrifugal Charging (CH) pumps (high pressure) | (1) Injection from the refueling water storage tank into cold legs | (2) Cold leg recirculation from the containment sumps | (3) Hot leg recirculation from the containment sumps", "negative": "Design Success Criteria | (1) (a) 1 of 2 CH pumps for small/medium loss of coolable accident (LOCA) until the RCS is depressurized to allow injection from 1 of 2 SI pumps | (b) 1 of 2 RHR pumps | (c) 1 of 2 CH pumps for a steam generator tube rupture (SGTR) or main steam line break (MSLB)"}
{"query": "What is Steam Line Isolation in nuclear safety protocols?", "positive": "Steam Line Isolation also mitigates the effects of a feed line break and ensures a source of steam for the turbine-driven AFW pump during a feed line break.", "negative": "Closure of the MSIVs limits the accident to the blowdown from only the affected SG."}
{"query": "What is the PRIME model used for in nuclear fuel analysis?", "positive": "The PRIME Model for Analysis of Fuel Rod Thermal \u2013 Mechanical Performance is a suite of methodologies developed to evaluate the thermal and mechanical performance of fuel rods under various operational conditions.", "negative": "Global Nuclear Fuel NEDC-33256-P-A, Revision 2, outlines the detailed processes involved in the licensing of new reactor designs and the applicable regulations that must be adhered to."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX is a thermal-hydraulic analysis code that includes the ORFEO-HMP critical heat flux correlation, which is used to predict critical heat flux in boiling water reactors during normal and accidental conditions.", "negative": "The test assembly conditions for HTP grid tests include parameters such as temperature, pressure, and flow rate, which are critical for evaluating the performance of nuclear fuel under various operational scenarios."}
{"query": "Nuclear power plants must adhere to strict guidelines when submitting technical documents for licensing approval.", "positive": "The NRC evaluates applications for licenses and amendments to ensure compliance with safety and environmental regulations.", "negative": "The quick brown fox jumps over the lazy dog, demonstrating the playful nature of language and its structure."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity is calculated by taking into account the contribution of each nuclide's activity and its uncertainty, as shown in the corresponding table for individual nuclides like PB-212 and BI-214.", "negative": "The table lists nuclide names and their corresponding activities along with uncertainties, which provide essential data for different radiation monitoring applications."}
{"query": "maximum allowable impurity concentrations in reactor condensate", "positive": "The maximum condenser leak for allowable water quality maintenance that can be accommodated continuously at full-load operation with continuous recoating (no 2-h-lag allowance) and with a 0.1-gal/min steam generator leak of primary coolant is 61 gal/min.", "negative": "b. This might be as much as 4000 ppb for several hours at initial plant startup. This value is used for equipment specification purposes, since without condenser tube leaks, sodium and chloride concentrations are much lower as a result of cleanup by the steam generator blowdown demineralizer."}
{"query": "risk-informed approach in nuclear licensing", "positive": "The proposed ECCS rule change will allow use of a risk-informed approach, addressed in 10 CFR 50.46(e), in lieu of a deterministic evaluation.", "negative": "Prior to the risk-informed approach, deterministic methods were used to evaluate the effects of accident-generated and transported debris in order to meet the current licensing basis assumptions for analyzing the effects of post-accident debris blockage in the sump and in-vessel."}
{"query": "What is an NRC license transfer process?", "positive": "We are requesting a Transfer of Control amendment.", "negative": "If you have any questions or require additional information, please contact our medical physics consultant, Laura Luna at 734-662-3197, or lluna@mpcphysics.com."}
{"query": "The NRC mandates aging management for components exposed to operational environments to ensure safety and functionality.", "positive": "The aging effect requiring management for Carbon and Low Alloy Steel Bolting is loss of material as indicated in the assessment for the Main Generator and Auxiliaries System.", "negative": "The summary table outlines various components of the system, each of which plays a critical role in the functionality and safety of nuclear plants."}
{"query": "What are the aging effects on the steel steam generator shell assembly?", "positive": "Loss of material due to general, pitting, and crevice corrosion.", "negative": "This item is only applicable to BWRs."}
{"query": "safety-related air conditioning compressors", "positive": "The inspectors reviewed a self-revealed Green finding and associated non-cited violation of 10 CFR Part 50 Appendix B, Criterion XVI, \"Corrective Action,\" for the licensee\u2019s failure to promptly identify and correct a significant condition adverse to quality.", "negative": "The inspectors considered this to constitute a negative trend in software implementation issues. The licensee concurrently identified a similar trend which they documented in condition report 204407239."}
{"query": "chemical analysis during power ascension", "positive": "4. Chemical analysis (30, 50, 75, 100%)", "negative": "The total core received at the specified control settings...individual response..."}
{"query": "connecting nodes in nuclear systems", "positive": "Connecting nodes in a reactor system are crucial for determining the flow characteristics between various components, with specific measurements indicating their interrelationship, such as L/A (ft\u207b\u00b9).", "negative": "The reactor's cooling system operates through a series of pumps that maintain the appropriate temperature during normal and emergency conditions."}
{"query": "What is the significance of defense in depth in nuclear plant safety?", "positive": "This section, 53.250, would establish requirements for defense in depth and those are based on longstanding philosophy of providing defense in depth to address uncertainties about the design, operation, and performance of the commercial nuclear plants.", "negative": "The analysis of LBEs confirm the adequacy of design features and programmatic controls in meeting the safety criteria under 53.210 and 220 and that they would be used to establish related functional requirements for SSCs, personnel, and programs."}
{"query": "What are state values in reactor safety evaluations?", "positive": "Table 5-2 lists the state values for the increase in steam flow event, which are essential for evaluating the potential impact of the event on reactor safety.", "negative": "Framatome Inc. conducted extensive analyses to ensure the reliability and performance of critical systems under various operational conditions."}
{"query": "What are the components involved in the main steam lines for a nuclear reactor?", "positive": "Main Steam Loop A consists of several components detailed in the drawings, including 731E756, Sheet 1, which outlines the configuration of the steam loop.", "negative": "The list of drawings includes revisions for various components and is essential for tracking changes in design specifications."}
{"query": "What is the total annual natural radiation whole-body dose measured in mrem?", "positive": "**Total**                           | **135**                     | **125**      |                 ", "negative": "J. M. Richardson, \"Alabama Encyclopedia,\" Vol. I, copyright 1965."}
{"query": "loss of normal AC power acceptance criteria", "positive": "This criterion is satisfied by demonstrating stable RCS flow rates and constant or downward trending RCS and DHRS pressures and temperatures exist at the end of the transient, all acceptance criteria evaluated in the transient analysis are met, and shutdown margin is maintained at the end of the transient.", "negative": "The biases and conservatisms presented in Table 7-44 are considered in identifying the bounding transient simulation for primary and secondary pressure."}
{"query": "What is the purpose of the RICT Program in nuclear plant operations?", "positive": "The scope of the training for the RICT Program will include rules for the new TS program, Configuration Risk Management Program (CRMP) software, TS Actions included in the program, and procedures.", "negative": "Documentation requirements may vary according to the specific type of regulatory filing submitted to the NRC."}
{"query": "What are the actions required for aligning control room pressurization dampers?", "positive": "Align the following intake dampers one partial open and one closed: - 1-HV-ACR-DA-2, Control Room Pressurization Intake Damper - 1-HV-ACR-DA-2A, Control Room Pressurization Intake Damper - Open 1-HV-ACR-DA-3, Control Room Pressurization Clean-up Recirc Damper", "negative": "START Control Room Pressurization/Cleanup Filter this Ventilation Fan 1-HV-ACR-I or 1-HV-ACR-2"}
{"query": "The evaluation of head loss criteria is critical to ensure structural integrity in a nuclear facility.", "positive": "Starter Head Loss (SHL) = Conventional HL + Chemical HL", "negative": "Degradation void fraction is measured to assess the performance of the reactor under various operational conditions."}
{"query": "The regulatory requirements for obtaining a nuclear license include comprehensive safety evaluations and environmental considerations...", "positive": "The NRC requires that all license applications contain sufficient information and analyses to support the safety of the proposed activities.", "negative": "Oglethorpe Power Corporation holds multiple units within its portfolio, which influence its operational strategy significantly."}
{"query": "What is ECCS leakage and how is it quantified in nuclear reactor safety assessments?", "positive": "ECCS leakage is administratively controlled to a value of 138,000 cc/hour [Ref. 23]. The AST accident analysis basis is 276,000 cc/hour [Ref. 4, Item 4.12]. This leak rate is considered an upper bound that would still allow ECCS operability after 30 days, without makeup (a 12% inventory loss).", "negative": "The revised Dose Conversion Factors (DCFs) from the U.S. Federal Guidance Report 11 & 12 (Ref. 11, 12) are used for this analysis."}
{"query": "seismic probabilistic risk assessment", "positive": "Section 8.6: Seismic probabilistic risk assessment (SPRA) focuses on evaluating the seismic hazards and their impact on the safety of nuclear reactors, ensuring that potential risks are systematically assessed and addressed in regulatory filings.", "negative": "Clearance to the stop is a critical part of the design process, ensuring that all components are appropriately positioned to prevent any interference during operation."}
{"query": "The licensee must adhere to submitted documents and regulations as stipulated by the U.S. Nuclear Regulatory Commission.", "positive": "Except as specifically provided otherwise in this license, the licensee shall conduct its program in accordance with the statements, representations, and procedures contained in the documents, including any enclosures, listed below.", "negative": "This license condition applies only to those statements, representations, and procedures that are required to be submitted in accordance with the regulations."}
{"query": "What is the purpose of the Reactor Coolant System in nuclear reactors?", "positive": "Reactor Coolant System - Monitor (Chemical and Volume Control System) - Before heatup and at temperature.", "negative": "The following information is historical and is not intended to be updated for the life of the plant."}
{"query": "What is the significance of energy peaks in nuclear measurements?", "positive": "The energy peaks measured during the radiological analysis are essential for accurately identifying the nuclides present in the sample, where each peak corresponds to a specific energy level associated with a distinct nuclide.", "negative": "The subtracted area values indicate the net counts after accounting for ambient background, which is critical for understanding the overall radiological profile."}
{"query": "What is the purpose of tracer yield in nuclear sample analysis?", "positive": "The Cm-244 traced portion of sample, (see below), did not meet the client\u2019s yield requirement due to the matrix of the sample; however, the combined Am-243 & Cm-244 traced yields do meet the requirement.", "negative": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "What is the role of the Auxiliary Feedwater System (AFWS) in nuclear safety?", "positive": "The AFWS supports transfer of core decay heat, RCP heat, and sensible heat from the RCS to the UHS during plant cooldown.", "negative": "Maintain integrity of nonsafety-related components such that no interaction with safety-related components could prevent satisfactory accomplishment of a safety function through structural integrity or leakage boundary."}
{"query": "What is the One-Time Inspection program for aging effects in nuclear systems?", "positive": "BFN will implement the One-Time Inspection program (B.2.1.20) to demonstrate that the aging effect of loss of material is not occurring on the external surfaces in the Air Conditioning system.", "negative": "Deficiencies will be documented in accordance with 10 CFR Part 50, Appendix B Corrective Action Program."}
{"query": "containment hydrogen sample", "positive": "MISV6910  | CONTAINMENT HYDROGEN SAMPLE     | M239C          | SV             | OPEN                    | CLOSED | OPEN  |          |                              |", "negative": "MIMV7010  | ILRT TEST CONNECTION            | MANUAL         | CLOSED         | AS IS                   | CLOSED |       | CLOSED   |                              |"}
{"query": "What is the significance of feedwater system pipe breaks in nuclear reactor safety?", "positive": "Figure 15-43 illustrates the pressure level in the pressurizer over time following a feedwater system pipe break, which is critical for long-term core cooling analysis.", "negative": "The table lists the values for time and corresponding pressurizer level, which are necessary for preparing system response evaluations."}
{"query": "ASME Section XI Inservice Inspection process", "positive": "The DCPP ASME Section XI Inservice Inspection, Subsections IWB, IWC, and IWD AMP is an existing AMP that is performed to manage cracking, loss of fracture toughness, and loss of material in Class 1, 2, and 3 piping and components within the scope of LR.", "negative": "Indications, relevant conditions, and resolution of rejectable indications and relevant conditions are evaluated as required by ASME Section XI IWB-3000, IWC-3000, and IWD-3000."}
{"query": "Licensees must evaluate the potential impact of design changes on safety calculations and compliance.", "positive": "The safety analysis is essential for understanding the effects of proposed modifications on nuclear facility operation.", "negative": "The report outlines the staffing and organizational structure required for the successful operation of the facility."}
{"query": "What are the atmospheric effects of cooling towers at nuclear power plants?", "positive": "Cooling towers would have air emissions and atmospheric effects from drift and plumes. Cooling tower drift consists of liquid droplets entrained in the exhaust air stream.", "negative": "The size of the DNPS site would allow considerable sound-level attenuation to offsite receptors."}
{"query": "The current regulatory framework permits the usage of low-enriched uranium fuel, with a cap set at 5.0 weight percent uranium-235.", "positive": "Current licensing framework allows for the use of \u2264 5.0 weight percent uranium-235; however, technology developments may require numerous exemptions to utilize fuel enriched above 5.0 weight percent.", "negative": "Staff request to pursue rulemaking and develop a regulatory basis was approved by the Commission via SRM-SECY-21-0109."}
{"query": "What is the energy yield of CE-144 in MeV?", "positive": "CE-144 has an energy of 80.12 MeV and a yield of 1.36%.", "negative": "The energy of 1238.11 MeV is associated with a different nuclide, which has a yield of 5.94%."}
{"query": "empty locations in DSC configurations", "positive": "Location identified as \"A\" is for empty placement in 88-FA Loading.", "negative": "The regulatory body requires that all submissions be made electronically using the NRC's web-based system."}
{"query": "The NRC mandates that licensees must perform comprehensive evaluations to assess potential flooding scenarios.", "positive": "The probable maximum flood (PMF) hydrograph at Three Mile Island was developed to evaluate the potential impact of flooding on plant safety.", "negative": "The figures provided illustrate a variety of hydrographs and dam analysis but do not specifically pertain to the regulatory processes for nuclear licensing."}
{"query": "The NRC oversees the submission of emergency plans as part of license amendment requests for nuclear plants.", "positive": "The NRC requires licensees to submit a common emergency plan that is consistent with NUREG-0654, which is essential for ensuring safety protocols in nuclear facilities.", "negative": "The documents provided to the NRC include detailed financial assessments and revenue projections related to plant operations, which are crucial for evaluating regulatory compliance."}
{"query": "departure from nucleate boiling", "positive": "The effect of the 17 x 17 fuel assembly geometry on the departure from nucleate boiling (DNB) heat flux has been determined experimentally and has been incorporated into a modified spacer factor for use with the W-3 correlation.", "negative": "The above testing was conducted in the Westinghouse Test Engineering Laboratory Facility (see Section 1.5.3)."}
{"query": "What is a nuclide and how is it measured in a nuclear context?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (\u00b5Ci/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The facility will utilize liquid sodium as a coolant instead of traditional water in its reactor design.", "positive": "The facility is planned to be a pool-type reactor that uses liquid sodium as the coolant instead of water.", "negative": "The map of the area of potential effects (APE) is crucial for visualizing potential impacts on surrounding land."}
{"query": "microbiological hazards in nuclear power plants", "positive": "In the 2013 license renewal GEIS, the NRC reviewed microbiological hazards to plant workers. The GEIS discussion of microbiological hazards focuses on the thermophilic microorganisms *Legionella spp.* (which can be a hazard during such activities as cleaning condenser tubes and cooling towers) and the pathogenic amoeba, *Naegleria fowleri* (which can be a hazard in cooling water discharges and can pose a public health hazard, as addressed under a separate Category 2 issue). No change in existing microbiological hazards is expected over the license renewal term.", "negative": "CEG has a comprehensive health and safety program with procedures that implement industrial hygiene practices to minimize the potential for station worker exposure."}
{"query": "The NRC has established acceptable practices for Section XI inservice inspection programs through various code cases.", "positive": "The NRC determined that the Code Cases listed in Table 1 are acceptable for application in licensee Section XI ISI programs.", "negative": "Quality assurance programs are essential for ensuring that all components meet the required standards for nuclear reactors."}
{"query": "The regulatory filings require a comprehensive assessment of the surrounding land use near the EGC ESP site.", "positive": "The land use and land cover in the region surrounding the site includes various classifications such as open water, residential areas, and commercial zones.", "negative": "The U.S. Census Bureau collects data on demographic characteristics and economic indicators that provide insights into the local population."}
{"query": "CCW pump malfunction assessment", "positive": "Specifically, the candidate must analyze the CCW Bezel and determine that the 22 and 23 CCW Pumps have tripped trip which is causing CC Header Low Pressure alarms.", "negative": "The question meets the SRO requirements as described in NUREG 1021 ES-401 Attachment 2."}
{"query": "nuclide identification report", "positive": "The Nuclide Library Used is C:\\Canberra\\Apex\\Root\\Dairyland_NPP\\Library\\HOTLAB.NLB.", "negative": "Peak No. 2 has an Original Area of 2.81E+01 with an Orig. Area Uncertainty of 16.78."}
{"query": "The licensing process for nuclear reactors requires thorough documentation and analysis of technical specifications; this ensures compliance with safety standards.", "positive": "The technical specifications for the nuclear test reactor include detailed descriptions of reactor operation, safety systems, and regulatory compliance requirements to ensure safe operation and adherence to licensing criteria.", "negative": "During the audit, the regulatory team reviewed the operating procedures and safety protocols, ensuring they align with general industry standards for operation and maintenance."}
{"query": "What steps should be taken to isolate the RBCLC supply to the Drywell?", "positive": "Task Standard: The RBCLC supply to the Drywell is isolated.", "negative": "Ensure closed the following valves at panel 09-4:"}
{"query": "service water system regulations", "positive": "At least two independent service water loops shall be OPERABLE.", "negative": "With only one service water loop OPERABLE, restore at least two loops to OPERABLE status within 72 hours or be in at least HOT STANDBY within the next 6 hours and in COLD SHUTDOWN within the following 30 hours."}
{"query": "What is the function of the instrumentation in the Boron Recycle System?", "positive": "Instrumentation aligns the valves to bypass the demineralizers. Local temperature indication and a high temperature alarm on the Boron Recycle System panel are provided by this instrumentation.", "negative": "During on-line operation, periodic radioisotopic sampling is performed using the Nuclear Sampling System as described in Section 9.3.2 to identify failed fuel."}
{"query": "What is the purpose of the Auxiliary Feedwater System in nuclear plants?", "positive": "The Auxiliary Feedwater System is designed to provide cooling water to the steam generators during a loss of normal feedwater supply, thereby maintaining safe reactor cooling in post-accident conditions.", "negative": "Plant Indoor Air (Ext) refers to environments that may impact the performance of plant systems, but it does not directly relate to water chemistry considerations for auxiliary systems."}
{"query": "The determination of FGR model parameter uncertainties relies on a comprehensive database of fuel rod data from various reactor types.", "positive": "The large number of cases in the FGR database offers well-behaved statistics and allows for proper uncertainty estimation of the model parameters.", "negative": "Section 5.4.6 discusses each parameter as referenced to the PIRT and its disposition on the manner uncertainties are addressed in the application of GALILEO."}
{"query": "maximum primary pressure turbine trip", "positive": "In Figure 15-32, the data illustrate the maximum primary pressure case during a turbine trip event, showing the pressure values decreasing over time.", "negative": "The reactor cools down over a period of several hours after the shutdown, which is necessary to maintain safe conditions and allow safe maintenance operations."}
{"query": "The NRC's assessment emphasizes the need for emergency preparedness and nearby community support in the event of a nuclear incident.", "positive": "However, there is precedent for direct aid to the local school districts by TVA.", "negative": "According to the Economic Atlas (October 1972) prepared by the Top of Alabama Regional Council of Governments (TARCOG), the 1970-1971 enrollment in Jackson County schools was 6959 and in Scottsboro 3183 for a total of 10,142."}
{"query": "ground motion analyses", "positive": "Ground Motion Analyses are essential for evaluating the seismic performance of structures and systems, ensuring they can withstand seismic events and maintain their safety functions.", "negative": "The design and implementation of effective emergency response plans are vital for ensuring public safety in the event of unforeseen incidents."}
{"query": "What is the appropriate abnormal procedure for control room evacuation?", "positive": "Given a set of initial plant conditions: Determine the appropriate abnormal procedure.", "negative": "The learning objective for this examination focuses on determining the cognitive level for control room evacuation."}
{"query": "The NRC specifies coefficients for estimating decommissioning costs that account for labor, energy, and burial expenses for reactor types.", "positive": "Per Table 3-1, the C (LLW burial associated) coefficient, or that percentage representing the portion of decommissioning cost attributable to LLW burial charges, are the same (.22) for both PWRs and BWRs.", "negative": "Values for L_x and E_x for years subsequent to 1986 are based on the national product price indexes, national consumer price indexes, and local conditions for a given site, as described below in Sections 3.2 and 3.3, respectively."}
{"query": "The reactor's power output is measured as a fraction of its nominal power.", "positive": "| Time (sec) | Power (Fraction of Nominal) |\n|------------|-----------------------------|\n| 0          | 1.2                         |\n| 50         | 1.0                         |\n| 100        | 0.8                         |\n| 150        | < 0.3                       |\n| 200        | 0.2                         |", "negative": "| Time (sec) | Pressure (PSIA) |\n|------------|------------------|\n| 0          | 2300             |\n| 50         | 2200             |\n| 100        | 2300             |\n| 150        | 2400             |\n| 200        | 2100             |"}
{"query": "CHF test correlation", "positive": "COBRA-FLX is a critical heat flux correlation developed by Framatome, which is used for assessing the thermal-hydraulic performance of nuclear reactors.", "negative": "Figure A-29 depicts the axial geometry utilized in the CHF test SI070, providing a visual representation of the experimental setup."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity is defined as the average activity calculated by weighting the individual activities of the nuclides based on their respective confidence levels and uncertainties.", "negative": "The table lists various nuclides along with their respective confidence levels and other measurements, but does not provide a direct link to how these values affect reactor safety protocols."}
{"query": "What is the HTP CHF test matrix in the context of nuclear licensing?", "positive": "The HTP CHF test matrix supporting the ORFEO-HMP CHF correlation is shown in Table 4-4. All tests feature HTP grids and some tests include IFMs. The data set covers the majority of these CHF tests were previously used in other NRC-approved CHF correlations as following: tests K2200 - K4001, except K2202: ACH-2, tests K9000 - K9300: NuScale, tests with prefix \u201cSP\u201d except SP010 and SP660: BHTP.", "negative": "It is essential to monitor environmental conditions to ensure the safety of nuclear facilities, including the assessment of natural disaster impacts and infrastructure resilience."}
{"query": "What is the RICT Program and its purpose in nuclear regulatory processes?", "positive": "The RICT Program is designed to provide guidance on recalculating RICT and risk management action time (RMAT) within 12 hours or within the most limiting front-stop CT after a plant configuration change.", "negative": "Documentation requirements related to individual RICT evaluations are essential for maintaining compliance with safety and operational standards."}
{"query": "compressive strength of polyurethane foam", "positive": "The primary polyurethane foam physical property of interest for the HAC drop and puncture tests is its compressive strength.", "negative": "The actual gross weights of the CTUs were: 2,788 pounds (CTU-1), 2,758 pounds (CTU-2), 2,752 pounds (CTU-3), and 2,754 pounds (CTU-4)."}
{"query": "What are the regulatory considerations related to inspections and aging management programs in nuclear plants?", "positive": "Regulatory considerations related to inspections and Aging Management Programs (AMPs) are crucial for ensuring the safety and reliability of nuclear facilities throughout their operational life.", "negative": "The availability of materials for nurturing is an important factor in the development of any project, influencing both the cost and complexity of the undertaking."}
{"query": "The NRC regulations stipulate that surface scans must cover the entire area of the survey unit for Class 1 units.", "positive": "The LTP, Section 5.6.4.4 and Table 5-15 specifies that for Class 1 open land survey units, surface scans will be performed on 100% of the surface area in the survey unit.", "negative": "Sixty-four (64) scan lanes were established."}
{"query": "What aging effects require management for valve bodies in nuclear systems?", "positive": "Aging effects requiring management for valve bodies include loss of material and cracking, particularly in environments such as secondary water or sodium hydroxide.", "negative": "The valve body functions as a leakage boundary in a spatial context."}
{"query": "RCS unidentified leakage", "positive": "RCS Leakage is considered RCS unidentified leakage if it is NOT any of the following: Leakage, such as from pump seals or valve packing that is captured or directed to a collection tank or sump.", "negative": "The following steps check indications to locate the leak and identify affected areas."}
{"query": "The NRC requires emissions to be reported in terms of pounds per hour for various pollutants.", "positive": "| **Effluent**                 | **Quantity (lb.)** | **Notes** |\n|------------------------------|---------------------|-----------|\n| NOx (PPMVD @15% O2)         | 42                  | d         |\n| NOx as NO2                  | 2016                | d         |\n| CO (PPMVD)                  | 31                  | d         |\n| CO                           | 912                 | d         |\n| UHC (PPMVD)                 | 3                   | d         |\n| UHC                          | 48                  | d         |\n| VOC                          | 10                  | b         |\n| SO2                          | 1882                | d         |\n| SO3                          | 30                  | b         |\n| Sulfur Mist                  | 50                  | b         |\n| Particulates                 | 22                  | b         |", "negative": "The fuel consumption rate for the gas turbine is documented as 121,200 lb/hr."}
{"query": "Changes in climate can affect various ecosystems and the services they provide to humans, impacting aquaculture and fisheries.", "positive": "Increased vulnerability of biodiversity, food security, human health, and water quality due to altered biogeochemical cycles and climate change", "negative": "The projections suggest severe impacts on human health due to extremes in climate and weather patterns that affect availability of clean water."}
{"query": "What is 10CFR50 Appendix R Safe Shutdown?", "positive": "This Fire Area complies with 10CFR50 Appendix R, Section III.G.3.", "negative": "The capability to achieve and maintain hot standby conditions utilizing the SSS is assured in this area by virtue of location of SSS required equipment and cabling outside this fire area and breaker coordination on non-required SSS loads."}
{"query": "What is the purpose of the certification process for specialty boards in nuclear licensing?", "positive": "The certification process of specialty boards ensures that qualified individuals are recognized for their expertise in specific technical areas related to nuclear safety and operations.", "negative": "The document outlines various administrative protocols for managing records and documentation relevant to the certification procedures."}
{"query": "The NRC has issued an Early Site Permit for the construction of an advanced nuclear technology park.", "positive": "The park would contain one or more advanced nuclear reactors with a cumulative electrical output not to exceed 800 megawatts electric for the site.", "negative": "Planning and installation of the Calicner Project began in 2014 and is ongoing."}
{"query": "The NRC has determined that Westinghouse's methodology for analyzing fuel licensing meets the necessary requirements based on the performance of PARAGON2.", "positive": "The NRC staff finds that Westinghouse has adequately demonstrated acceptable performance for the PARAGON2 method to analyze lattices with various BP loadings.", "negative": "Overall, the agreement between the PARAGON2 and MCNP results is excellent."}
{"query": "The HVAC system is designed to maintain the necessary conditions to ensure the habitability of the Control Room during operational challenges.", "positive": "The Control, Equipment, and Cable Rooms Heating, Ventilation and Air Conditioning (CRA HVAC) system design is described in Section 6.4 and shown in Figure 6-191.", "negative": "High smoke level in the discharge duct of the Control Room AHU or the Control Room Area AHU stops the AHU with the high smoke level."}
{"query": "Licensees must ensure compliance with safety standards throughout the operational lifecycle of a nuclear plant.", "positive": "The NRC mandates that all plant operational practices adhere to stringent safety regulations, ensuring the protection of public health and the environment.", "negative": "To maintain efficient operations, the facility utilizes advanced software tools for data management and analysis."}
{"query": "shutdown safety color code for Reactor decay heat removal", "positive": "A portion of OU-NM-103-101, Shutdown Safety Management Program, Attachment 1, Unit 1 Key Safety Functions, is provided on the next page.", "negative": "Preparations are underway for Reactor head de-tensioning."}
{"query": "What actions should be taken to handle a seismically induced loss-of-coolant accident?", "positive": "Seismically Induced LBLOCA", "negative": "When requested Execute Commands in Field Action branch to isolate and clear CFCU 1-2."}
{"query": "requirements for maintaining an active license for operators", "positive": "In accordance with **10 CFR 55.53(f)(2)**, an operator who fails to maintain an active license must, before resuming licensed duties, complete a minimum of 40 hours of shift functions under the direction of an operator or senior operator, as appropriate, and in the position to which the individual will be assigned; for senior operators limited to fuel handling under **10 CFR 55.53(c)**, one shift must have been completed.", "negative": "The possibility that both no-solo operators standing watch together would become incapacitated at the same time is pretty remote. Therefore, yes, it would be acceptable for two no-solo operators to back each other up."}
{"query": "What is the aging management program for iron components in nuclear systems?", "positive": "Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks (B.2.3.27)", "negative": "Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24)"}
{"query": "What is the initial reactivity worth in nuclear fuel assemblies?", "positive": "Initial Reactivity Worth, %\u0394\u03c1 (hot): 0.0 \u2013 3.0 (typical)", "negative": "The weight of Boron \u2013 10 per foot of rod, lb/ft: Variable"}
{"query": "The NRC analyzes the adequacy of safety evaluations in relation to external hazards such as flooding.", "positive": "According to Petitioners\u2019 expert report, the April 2009 Giitter Letter is significant because it indicates that the Staff planned to evaluate the results of Duke\u2019s inundation model benchmarking 'to determine whether further regulatory actions are necessary to ensure there is adequate protection against external flooding at Oconee' and states the Staff\u2019s expectation that it would receive sensitivity analyses 'which would establish an adequate licensing basis for external flooding.' Mitman Report at 12 (quoting April 2009 Giitter Letter at 3).", "negative": "Nonetheless, in the context of their section 2.335 petition seeking to show a \u201csignificant\u201d environmental matter that requires a regulatory waiver, in our view this does not relieve Petitioners of the responsibility to address, to the extent they can, the adequacy of the post-Fukushima evaluations in the context of whatever relevant public information is available."}
{"query": "Main Condenser backpressure", "positive": "**Key Parameter Response:** Main Condenser backpressure \u2191, Main Chimney flowrate \u2191, Off-Gas radiation level \u2191, Main Generator MWe \u2193", "negative": "**Automatic Actions:** Main Turbine trip at 10 in. Hg and Rx scram at 9 in. Hg backpressure"}
{"query": "What is meant by the term 'End State' in nuclear licensing?", "positive": "The \u201cEnd State\u201d is defined as the configuration of the remaining below-ground basements, above-ground structures, buried piping, and open land areas at the time of license termination.", "negative": "Figure 2.2 provides the location of the planned remaining below-ground basements, above-grade buildings, and buried piping that will remain at the time of license termination."}
{"query": "This application does not include any materials that are referenced from external sources.", "positive": "No material has been incorporated by reference in this application.", "negative": "None of the sections in this document provide external citations or references to other works."}
{"query": "What are the implications of changing reactor coolant system temperature?", "positive": "Changing reactor coolant system temperature and the effect on pressurizer pressure and level  3.6", "negative": "The NRC requires licensees to perform regular inspections and maintain records to ensure compliance with established regulations."}
{"query": "energy calibration in nuclear measurement", "positive": "Peak analysis performed on: 9/24/2019 6:47:48AM includes measurements of energy in keV, detailing original area, area uncertainty, ambient background, and the subtracted area and uncertainty for specific peaks.", "negative": "The table contains a series of numerical values corresponding to different properties measured during the analysis."}
{"query": "Each APRM must function with a specified number of operable LPRMs to ensure safety.", "positive": "Technical Specification 3.3.1.1 bases require each APRM to have 11 total operable LPRMs and 2 operable LPRMs per detector level.", "negative": "The safety analysis report must include an evaluation of the potential consequences of a design basis accident."}
{"query": "What are the independence features of safety systems in nuclear power plants?", "positive": "The following types of interfaces between the PPS and external systems are summarized below along with independence features that protect the safety system from failures of external systems:", "negative": "Refer to Section 3.3.2.5 for compliance to IEEE Std 603-1991, Clause 5.9."}
{"query": "The updates to LRA Table 3.5.1 include items addressing increased porosity and permeability as well as material loss due to chemical factors.", "positive": "LRA Table 3.5.1 Items 3.5.1-24 and 3.5.1-67 are associated with numerous NUREG-1801 items for management of increase in porosity and permeability; cracking; and loss of material (spalling, scaling) due to aggressive chemical attack.", "negative": "The list of affected LRA sections includes multiple tables that require revisions for clarity and accuracy."}
{"query": "The NRC mandates that plants must maintain structural integrity and leakage boundary to uphold safety functions.", "positive": "Nonsafety-related components that could affect safety-related functions (10 CFR 54.4(a)(2)): 1. Maintain integrity of nonsafety-related components such that no interaction with safety-related components could prevent satisfactory accomplishment of a safety function through structural integrity or leakage boundary.", "negative": "Table 3.2.2-2 provides the results of the AMR."}
{"query": "What is the purpose of the NRC's physical security program?", "positive": "The physical security program (PSP) outlines the measures that licensees must implement to ensure the physical protection of their facilities and materials against unauthorized access and potential security threats.", "negative": "The NRC's regulations and guidelines are documented in various publications, including the Federal Register, where stakeholders can review proposed rules and submit comments."}
{"query": "What are the additional security measures for independent spent fuel storage installations?", "positive": "The Order requires compliance with two sets of requirements: (a) 'Additional Security Measures for Physical Protection of Dry Independent Spent Fuel Storage Installations' (Enclosure 1, Attachment 1), and (b) 'Additional Security Measures for Access Authorization and Fingerprinting at Independent Spent Fuel Storage Installations' (Enclosure 1, Attachment 2).", "negative": "The Commission, following the terrorist events of September 11, 2001, determined that the additional security measures (ASMs) included in this Order are required to ensure national safety and security."}
{"query": "reactor protection system", "positive": "The ESFS and reactor protection systems operate as designed to initiate the appropriate reactor trip and safety actuation signals. (See NSSS Startup Manual, SU-2.7.2 and SU-2.7.3.)", "negative": "Required slave output relay field wiring has been electrically isolated to prevent operation of components controlled by the relays except where specifically removed in the preoperational test procedure."}
{"query": "The activity concentration of cesium-137 in terms of pCi per gram is a critical measurement in nuclear safety assessments.", "positive": "CS-137 has an Energy of 661.65 keV, a Yield of 85.12%, and an Activity of 1.77E-01 pCi/grams.", "negative": "The yield percentages for europium isotopes indicate their relative production in nuclear reactions, with EU-152 at 28.40%."}
{"query": "What are tone alert monitors in emergency response procedures?", "positive": "The facilities with tone alert monitors are identified in the East Feliciana Parish Emergency Response Procedure for Dispatcher/Communicator.", "negative": "The reactor's coolant system is designed to maintain safe operating temperatures and pressures during normal and emergency situations."}
{"query": "What is the significance of Ultrasonic Examination in nuclear weld testing?", "positive": "Until studies are complete that demonstrate the ability of UT to replace RT for construction, the NRC will not endorse UT in lieu of RT Code Cases or generically allow the substitution of UT in lieu of RT for construction examinations.", "negative": "LWR experience has shown that numerous in-service defects and failures initiate at the location of fabrication weld repairs."}
{"query": "What species should be considered in an effects analysis for nuclear projects?", "positive": "There is a total of 16 threatened, endangered, or candidate species on this species list.", "negative": "Please contact the designated FWS office if you have questions."}
{"query": "What is the significance of 4.16 kV emergency bus undervoltage in nuclear safety systems?", "positive": "Two events for Division 3 are used to model a loss of Emergency Bus Undervoltage Signal in the PRA. This event is used as a surrogate for inoperability of any channel in these functions. This is conservative because diverse signals and redundant channels are not explicitly credited to start the standby DGs and transfer the Emergency Bus source.", "negative": "Time Delay for power recovery is a crucial aspect of ensuring that safety systems can restore necessary power levels after a disturbance."}
{"query": "What is the role of primary containment in nuclear reactors?", "positive": "Primary containment is intended to function as a flood barrier, missile barrier, and shelter/protection in addition to providing shielding and structural pressure barrier functionalities.", "negative": "The ASME Section XI, Subsection IWL provides guidelines for aging management programs to ensure structural integrity and safety compliance."}
{"query": "The procedures for managing radiological emergencies are integral to ensuring public safety.", "positive": "List of EBRP Radiological Emergency Implementing Procedures", "negative": "List of EBRP Radiological Standard Operating Procedures Cross Reference"}
{"query": "post-LOCA boron precipitation analysis", "positive": "The post-LOCA boron precipitation analysis determines the acceptable time to provide an active dilution mechanism to prevent precipitation of boric acid in core.", "negative": "The change to GAIA fuel necessitates an assessment of Generic Letter 2004-02 (also referred to as Generic Safety Issue (GSI)-191, ML042360586). Attachments 6 (non-proprietary) and 12 (proprietary) contain the detailed evaluation."}
{"query": "The design of the reactor helium pressure boundary must ensure that operational limits are maintained under all expected scenarios.", "positive": "All systems that are part of the reactor helium pressure boundary shall be designed with sufficient margin to ensure that the design conditions of the reactor helium pressure boundary are not exceeded during any condition of normal operation, including anticipated operational occurrences.", "negative": "The modified PDC accommodates Safety-Significant PSF 1 Control Radionuclide Transport from the Primary Boundary."}
{"query": "The DEIS's overall assessment of transportation impacts does not address all potential risks associated with shipments near the proposed site.", "positive": "The NRC requires licensees to analyze emergency zones, including the impacts of transportation on public health and safety.", "negative": "All are premised on information that was available to Fasken long before publication of the DEIS."}
{"query": "matrix solid swelling model", "positive": "In regards to this RAI, the matrix solid swelling model is classified as an independent model, typically based on the swelling rate coefficient, and is described in Section 7.4.1 of Reference 5.", "negative": "Fuel diameter and length changes are fuel rod behaviors (results) which the code has to predict as these phenomena are not explicitly modeled."}
{"query": "What are the aging effects on aluminum piping in nuclear auxiliary systems?", "positive": "Loss of material due to pitting and crevice corrosion associated with aluminum piping, piping components, and piping elements exposed to Treated water is noted in the aging management evaluations.", "negative": "This item is only applicable to BWRs."}
{"query": "GAIA fuel temperature analysis", "positive": "Transient Fuel, Fuel Rim, and Clad Temperature \u2013 GAIA Fuel.", "negative": "The Byron and Braidwood Rod Ejection Accident Analysis provides a detailed assessment of the potential consequences of a control rod ejection accident."}
{"query": "The functionality of the containment sumps is crucial for maintaining reactor safety during operation.", "positive": "**LCO 3.6.8** Two containment sumps shall be OPERABLE.", "negative": "Initiating action to mitigate incidents is vital for the ongoing safety and compliance of the reactor."}
{"query": "The SLC System must function properly to keep offsite doses within the limits set by 10 CFR 50.67 after a loss of coolant accident, ensuring iodine retention in the suppression pool.", "positive": "The SLC System satisfies Criteria 3 and 4 of Reference 3.", "negative": "In MODES 1, 2, and 3, the SLC System must be OPERABLE to ensure that offsite doses remain within 10 CFR 50.67 (Ref. 5) limits following a LOCA involving significant fission product releases."}
{"query": "What is cadmium worth in nuclear calculations?", "positive": "The GEMER ENDF/B-IV cross-section library treatment of cadmium is based on the 190-multigroup structure, as shown in Figure 6.22. This figure is generated directly from the GEMER cross-section library.", "negative": "Based on the data provided in Table 6.12, calculations can be performed with the following equations to derive the population mean (\u03bc), population variance (\u03c3\u00b2) and population standard deviation (\u03c3) for the sixteen calculated eigenvalues (N=16). This is done for the flux weighting distribution."}
{"query": "The evaluation of conditional failure probabilities (CFPs) is a crucial part of the risk-informed approach to safety assessments.", "positive": "The risk-informed approach identifies scenarios that fail any one of the following GSI-191 acceptance criteria, as determined by break-specific analysis:", "negative": "The methodology includes conservatisms in the plant-specific testing and in the assumption that all unbounded breaks result in loss of core cooling."}
{"query": "seiche hazard", "positive": "Seiche refers to flooding from water displaced by an oscillation of the surface of a landlocked body of water, such as a lake, that can vary in period from minutes to several hours.", "negative": "Sudden ground motion or vibration of the Earth as produced by a rapid release of stored-up energy along an active fault."}
{"query": "What is the purpose of HEC-RAS in hydrologic modeling?", "positive": "The HEC-RAS model is used for simulating the hydraulics of water flow through natural rivers and streams, improving the design of hydraulic structures and floodplain management.", "negative": "The table presents elevation data collected at various stations along the VEGP site, showing significant variations in elevation that are crucial for geological surveys."}
{"query": "peak energy measurements in nuclear safety reports", "positive": "The energy peak measurements, such as F 1 at 294.99 keV and F 4 at 1460.82 keV, indicate the energies at which specific interactions occur in the detection process.", "negative": "The subtracted area is calculated by taking into account the ambient background and applying respective uncertainties to ensure accuracy in the results."}
{"query": "The regulatory requirements for nuclear licenses include detailed safety analyses and risk assessments.", "positive": "Nuclear license applicants must submit comprehensive documentation that includes safety analysis reports, which are evaluated by the NRC to determine compliance with regulations.", "negative": "The reactor needs to be shut down for maintenance based on the standard operational procedures that ensure safety during the process."}
{"query": "The Commission encourages public engagement and transparency in regulatory processes.", "positive": "The NRC values the input of stakeholders and aims to incorporate public participation into its decision-making processes regarding nuclear regulatory matters.", "negative": "The Federal Register provides a diverse range of notices and proposed rules that may impact various industries, indicating the breadth of government oversight."}
{"query": "What are general arrangement drawings in nuclear regulatory filings?", "positive": "General Arrangement Drawings are detailed illustrations that depict the layout and organization of major components within a nuclear facility, including critical safety systems and structures.", "negative": "The reactor pressure vessel plays a crucial role in maintaining safety by ensuring that the nuclear reaction occurs under controlled conditions."}
{"query": "safety equipment requirements for nuclear facility operations", "positive": "Tools/Equipment/Procedures Needed: Hard hat, safety glasses, gloves and approved shoes.", "negative": "The Watts Bar Nuclear Plant is located in Spring City, Tennessee, and is part of the Tennessee Valley Authority."}
{"query": "What is the COBRA-FLX Critical Heat Flux Correlation?", "positive": "COBRA-FLX is a thermal-hydraulic code used to predict critical heat flux in nuclear reactor cores, allowing for the assessment of safety margins in nuclear designs.", "negative": "Table B-1 lists the test assembly conditions for non-mixing grid tests, detailing parameters such as inlet temperature and pressure for various experimental setups."}
{"query": "Revisions to documents related to the River Bend facility must be reviewed periodically to ensure accuracy and compliance.", "positive": "All information contained within the RBS Attachment and Enclosures will be reviewed annually by the Parish OHSEP.", "negative": "Changes such as misspelled words, names, etc., must be corrected, but are not a revision by themselves."}
{"query": "The difference in Relative Percent Difference (RPD) is considered for samples with a concentration above five times the required detection limit.", "positive": "The Relative Percent Difference (RPD) obtained from the sample duplicate (DUP) is evaluated against the acceptance criteria when the sample is greater than five times (5X) the contract required detection limit (RL). In cases where either the sample or duplicate value is less than 5X the RL, a control limit of +/- the RL is used to evaluate the DUP result.", "negative": "Consult Case Narrative, Data Summary package, or Project Manager concerning this qualifier."}
{"query": "RCCA bank withdrawal effects", "positive": "Figure 15-71 illustrates the uncontrolled withdrawal of a control rod cluster assembly (RCCA) bank from the reactor core, showing the average temperature in the reactor coolant system (RCS) as a function of time.", "negative": "The reactor coolant system (RCS) plays a critical role in maintaining safe operating conditions by removing heat from the reactor core during normal operations."}
{"query": "The NRC mandates that licensees ensure the Reactor Protection System operates correctly during critical functions.", "positive": "Preset: M:RP01AB, Reactor Protection System Automatic Scram Failure", "negative": "The plant is operating at approximately 80% power."}
{"query": "The NRC establishes guidelines for the management and disposal of radioactive waste under various regulations.", "positive": "The Resource Conservation and Recovery Act mandates proper waste management practices to ensure the safe disposal of hazardous materials.", "negative": "The Hobbs Act provides regulations related to the jurisdiction over cases regarding licensing and legal appeals."}
{"query": "What is the significance of internal flooding in nuclear reactor safety assessments?", "positive": "3 - Combined. A bounding assessment of internal flooding improvements is addressed in SLR SAMA 52.", "negative": "3 - Combined. SLR SAMA 21 addresses SAMAs related to extending the time DC power is available."}
{"query": "nuclear safety analysis", "positive": "The safety analysis report shall evaluate the potential risks and identify appropriate safety measures to ensure the protection of public health and safety in the event of a nuclear incident.", "negative": "The cooling system is designed to maintain optimal temperatures during regular reactor operations and is monitored continuously."}
{"query": "Reporting criteria for nonconformances in nuclear licensing", "positive": "Nonconforming conditions that make the containment sump inoperable will meet 10 CFR 50.73 reporting criteria for a condition prohibited by Technical Specifications (TS).", "negative": "The specific requirements for the license application described in RG 1.174 (Reference 4) are addressed in Enclosures 1 and 2."}
{"query": "The Commission acknowledged gaps in knowledge regarding reactor safety issues, exacerbated by the pace of reactor design advancements.", "positive": "Witnesses from that laboratory affirmed that reactor designs have gotten ahead of the Commission\u2019s understanding of reactor safety problems, because reactor safety research has not kept abreast with the requirements for it in the expanding U.S. nuclear power program.", "negative": "At the conclusion of the hearing, the A.E.C. staff, led by Stephen Hanauer, recommended that the A.E.C. reaffirm its June 1971 approval of the existing E.C.C.S. designs\u2014and the Commission did so."}
{"query": "What is a 500 ml Marinelli sample used for in gamma spectrum analysis?", "positive": "**Sample Type**: 500 ml Marinelli", "negative": "**Peak Analyze From Channel**: 100"}
{"query": "Strontium-90 measurement in soil samples", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium=90 | U | +/0.0546 | 0.0954 | 0.400 | pCi/g", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is the function of valve bodies in nuclear safety systems?", "positive": "Valve Body      | Pressure Boundary        | Copper Alloy (\u226415% Zinc and \u22648% Aluminum)  | Plant Indoor Air (Int)  | Loss of Material                  | Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24) | VII.G.AP-143   | 3.3-1, 089  | B, 1  ", "negative": "The document outlines various components that play essential roles in ensuring the structural integrity of the plant."}
{"query": "What is the purpose of using isotopes in nuclear applications?", "positive": "Isotopes, such as I-123 and I-131, are used in various nuclear applications because they have specific decay properties that make them suitable for medical diagnostics and treatment.", "negative": "The total heat output from the system is measured at 22.0 x 10^0, which indicates the efficiency of the thermal conversion process."}
{"query": "The NRC stipulates that investigations must be made into safety measures for electrical systems within the context of fire-related assessments.", "positive": "Meeting to discuss options for harvesting electrical distribution components to support fire research activities.", "negative": "When: Tuesday, February 28, 2017 2:00 PM-3:00 PM (UTC-05:00) Eastern Time (US & Canada)."}
{"query": "Licensees must submit detailed plans to ensure compliance with safety regulations before commencing operations.", "positive": "The licensing process for nuclear facilities involves rigorous evaluation of safety, operational plans, and compliance with established regulations.", "negative": "Cooling systems are essential for maintaining reactor temperatures and preventing overheating during operation."}
{"query": "Regulatory requirements for RadICS platform-based safety systems", "positive": "The RadICS platform TR does not address traceability activities associated with application specific logic. Therefore, plant application requirements traceability activities for RadICS platform-based safety systems must be performed during plant application development and thus could not be evaluated in this SE.", "negative": "Addressed in PSAI 7.2 and satisfied by: [[ - - - - ]]."}
{"query": "aging management programs in nuclear facilities", "positive": "The DCPP Protective Coating Monitoring and Maintenance AMP, with enhancement, will provide reasonable assurance that the effects of aging will be managed so that the intended function(s) of components within the scope of the AMP will be maintained consistent with the CLB during the PEO.", "negative": "when necessary through the systematic and ongoing review of both plant-specific and industry OE, including research and development, such that the effectiveness of the AMP is periodically evaluated."}
{"query": "bolting integrity management in nuclear power plants", "positive": "The bolting integrity management program encompasses measures to monitor the integrity of bolting (closure) components, which can experience loss of material or preload.", "negative": "The heat exchanger (air side seal oil cooler) shell side components serve as a leakage boundary and are subjected to loss of material due to lubricating oil exposure."}
{"query": "What is the purpose of the signed form in nuclear regulatory compliance?", "positive": "The signed form is essential for the Nuclear Regulatory Commission's compliance processes, ensuring appropriate documentation and communication with the relevant agencies.", "negative": "Once the signed form is received, please send it to IPAWS@FEMA.DHS.GOV."}
{"query": "What are the requirements for testing centrifugal charging pumps in nuclear power units?", "positive": "A. This Instruction is required to be performed quarterly while the Unit is in Mode 1, 2, or 3.", "negative": "B. Only ONE CCP can be operable while the Unit is in Mode 4, 5 or 6. This Instruction or 1-SI-62-901-B is required to be performed quarterly when the Unit is in these modes."}
{"query": "How can the potential impacts of TENORM waste be mitigated during construction?", "positive": "TENORM will be mitigated by minimizing the quantity of drilling fluids. Other mitigation measures that will minimize potential impacts from TENORM waste disposal include disposal in mud pits in accordance with EPA TENORM regulations, backfilling, restoring and reseeding mud pits, typically within a single construction season, using sediment control BMPs, avoiding construction in areas with previously identified, potentially NRHP-eligible cultural sites, and stopping work if any previously undiscovered cultural resources are encountered during construction or reclamation of mud pits.", "negative": "Potential impacts from domestic sewage will be mitigated by complying with NMED standards for designing septic tank/leach field systems and performing routine maintenance such as septic tank pumping when needed and leach field inspection for ponding."}
{"query": "The NRC oversees the licensing of nuclear facilities to ensure compliance with safety and security regulations.", "positive": "The NRC requires licensees to analyze emergency zones and submit detailed reports as part of their regulatory filings.", "negative": "Kevin Williams serves as the Director of the Division of Materials Safety, Security, State, and Tribal Programs."}
{"query": "What is the significance of failure probability in nuclear systems?", "positive": "The failure probability (demand) for the Main Steam system components is calculated to be 3.63E-04, indicating a low likelihood of failure during operational demands.", "negative": "The isolation valve operator is critical to maintaining safety during a loss of coolant accident (LOCA), but it operates independently of the failure probability calculations."}
{"query": "The NRC mandates that all licensees must adhere to strict guidelines when filing their reports.", "positive": "The regulatory framework for nuclear licensing requires that every applicant submit detailed technical specifications to ensure safety and compliance.", "negative": "The reactor core is designed to operate at a maximum temperature of 300 degrees Celsius, providing efficient thermal management during operations."}
{"query": "The TRM stipulates that the Refueling Machine must have a capacity of at least 3150 pounds and defines specific electrical overload cutoff limits.", "positive": "2-FHI-4, Refueling Machine, requires that interlocks are to be bypassed ONLY under direct supervision of the Fuel Handling Supervisor (FHS). The TRM requires that the Refueling Machine shall have a capacity of \u2265 3150 pounds, and two electrical overload cutoff limits of \u2264 2650 pounds and \u2264 2800 pounds, respectively. With the overload cutoff limit interlock bypassed, the refueling machine is inoperable, and refueling operations must not be resumed.", "negative": "Plausible because Shift Manager permission is required to perform core alterations. The second part is plausible because it is possible to defeat the interlock and resume refueling operations; it is prohibited by procedures and the TRM. This would be the correct answer if the fuel assembly is outside of the reactor pressure vessel and the FHS wanted to place the Fuel Assembly in a safe location (RCCA Change Fixture)."}
{"query": "The system designed for maintaining the cleanliness of the containment atmosphere is crucial for operational integrity.", "positive": "The Containment Atmosphere Cleanup System is responsible for ensuring that the atmosphere within the containment structure is maintained at acceptable levels.", "negative": "The containment structure itself is designed to withstand external pressures and prevent radioactive leaks to the environment."}
{"query": "What is the pellet-to-clad gap in nuclear reactor fuel rods?", "positive": "The pellet-to-clad gap in the PWR rod design for both Zr-4 and M5 cladding typically starts to close around a rod burnup of [ ] GWd/tM.", "negative": "In the development of the response to RAI 30, a. The gap is considered open if there is no pellet-cladding contact and [ ] These criteria ensure free creep of the cladding due to external pressure effects."}
{"query": "The NRC anticipates seeing additional applications concerning advanced reactor designs.", "positive": "This rulemaking would accommodate the licensing of any nuclear power reactor design, including any potential micro-reactor and/or small modular reactor applications.", "negative": "The preliminary priority for Alternative 3, Rulemaking, is medium, which would be a significant contributor to supporting the NRC\u2019s mission for conformance with external regulations and NRC licensing initiatives."}
{"query": "What is an audit summary report in nuclear licensing?", "positive": "The NRC staff will issue an audit summary report within 90 days of the audit exit.", "negative": "The licensee must submit their updated technical specifications to demonstrate compliance with regulatory standards."}
{"query": "What is the willingness to pay principle in regulatory analyses?", "positive": "The WTP principle captures the notion of opportunity cost by measuring what individuals are willing to forgo or pay to enjoy a particular benefit.", "negative": "A formal data collection plan may be useful. Such a plan would include tasks to identify the types of data available; to acquire the data with supporting documentation; to determine which estimating methods and models will be used with which dataset; and to verify, validate, and normalize the data."}
{"query": "wind speed observations", "positive": "Total No. Observations: 95 for the wind direction E-NE were recorded, showing varying wind speeds and their corresponding frequencies.", "negative": "In the report, various conditions of the cooling water system were examined to evaluate its operational efficiency and compliance with safety regulations."}
{"query": "The NRC assessed various methods to manage radioactive materials effectively, including sprayer systems and remote technologies.", "positive": "The use of the containment emergency spray system to spray down large volumes of water, detergents, chemicals, or steam on the structures, systems, and components inside the containment building was not pursued.", "negative": "Experience showed that water volume per unit area required for run off was considerably less than that for horizontal surfaces."}
{"query": "nozzle-to-vessel welds in pressurizers", "positive": "Item No. B3.110 (Pressurizer, Nozzle-to-Vessel Welds) is applicable to all pressurizer nozzle-to-vessel welds. Every PWR plant performs these examinations unless the nozzles were integrally forged with the vessel.", "negative": "The surge nozzle is located in the bottom head of the pressurizer and is subjected to Insurge/Outsurge events due to inventory changes within the pressurizer."}
{"query": "What is the role of a Radiation Safety Officer in managing radioactive materials?", "positive": "You, Michelle Kritzman, have been appointed Radiation Safety Officer and are responsible for ensuring the safe and secure use of radiation and radioactive material.", "negative": "In addition, you are free to raise issues with the U.S. Nuclear Regulatory Commission at any time."}
{"query": "A request for a license renewal must be submitted at least 30 days prior to the expiration date to ensure the license remains valid during the review.", "positive": "Means receipt of an application for renewal of a license that has been filed 30 days or more before the license's expiration date. The license remains in effect until processing of the application for renewal has been completed.", "negative": "The technical staff members are responsible for processing the assigned licensing actions in accordance with the priorities."}
{"query": "What does the NRC require for alternate methods of disposal according to 10 CFR Part 50 or 52?", "positive": "In the case of 10 CFR Part 50 or 52 licensees, th[e] requirement [to seek NRC approval for alternate methods of disposal] is based on the NRC\u2019s jurisdiction over the operation of nuclear power plants, which cannot be delegated to an Agreement State.", "negative": "But this assertion flies in the face of the plain text of the 2019 Letter, which, by its terms, is a 'respon[se]' to NEI\u2019s 'request[]' that the NRC 'rescind' the Issue Summary, and a decision not to do so."}
{"query": "The proposed ALWR units and SMR unit will utilize advanced cooling technologies to minimize water consumption.", "positive": "ALWR: Cooling water withdrawal\u201450 mgd <br> Consumptive water use\u201435 mgd (NRC 2013-TN6435)", "negative": "Six units for a total of approximately 2,600 MWe"}
{"query": "The NRC evaluates potential environmental impacts and alternatives during the license renewal process for nuclear plants.", "positive": "As documented therein, the NRC staff's recommendation is that the adverse environmental impacts of the SLR for Oconee Station (i.e., the continued operation of Oconee Station for a period of 20 years beyond current expiration dates) are not so great that preserving the option for energy-planning decision-makers would be unreasonable.", "negative": "In accordance with Title 36 of the Code of Federal Regulations Section 800.8(c), the NRC staff elected to use the National Environmental Policy Act of 1969, as amended, process to comply with its obligations under Section 106 of the National Historic Preservation Act of 1966, as amended."}
{"query": "The NRC mandates that operators conduct detailed assessments of safety-critical systems, such as reactor containment.", "positive": "The updated procedure utilized, BOP RH-6, to revision 49, reflects the current standards in reactor operation and maintenance.", "negative": "Change JPM designator, this JPM was previously utilized as CR-d on 2011 Cert Exam."}
{"query": "Connecticut is proposing to adopt certain definitions into regulation, including terms related to site closure.", "positive": "**Definitions Decommissioning**<br>Connecticut states that the definitions are not included in the proposed legislation but will be adopted in regulation. However, this definition was omitted from the list.<br>Connecticut needs to provide an explanation or justification as to the reason for the omissions; or supply the missing information.", "negative": "Connecticut needs to provide an explanation or justification as to the reason for the omissions; or supply the missing information."}
{"query": "The sump strainer must meet the design codes and withstand various loads including pressure differentials and missile impacts.", "positive": "The objective of the sump structural analysis section is to verify the structural adequacy of the sump strainer including seismic loads and loads due to differential pressure, missiles, and jet forces.", "negative": "The Wolf Creek sump strainer structural qualification analysis evaluated the strainer modules as well as the supporting structures."}
{"query": "radiation exposure limits in emergencies", "positive": "The required dose to perform the job is 17,000 mRem.", "negative": "An emergency is in progress with the following: - An Alert has been declared."}
{"query": "The NRC mandates that reactor trips occur at specific temperature limits to prevent safety hazards.", "positive": "The Low Pressure Reactor Trip is designed to activate under certain conditions to maintain thermal limits and protect reactor integrity.", "negative": "Nominal Opening Pressure refers to the pressure level at which a valve begins to open, irrespective of reactor safety mechanisms."}
{"query": "What are the qualities that define the recovery limits in lab analyses?", "positive": "Upper Recovery Limit, in % (except for LCSS, mg/Kg) and Lower Recovery Limit, in % (except for LCSS, mg/Kg) are critical parameters for evaluating the accuracy of quantitative analysis in the lab context.", "negative": "Continuing Calibration Verification standard is utilized to ensure that the calibration remains valid throughout the testing process."}
{"query": "The La Crosse Boiling Water Reactor has undergone rigorous safety evaluations...", "positive": "The La Crosse Boiling Water Reactor is designed with multiple layers of safety features to prevent and mitigate accidents.", "negative": "This document outlines the administrative procedures for submitting filings to the NRC."}
{"query": "What are the sources of Probable Maximum Precipitation Estimates?", "positive": "NOAA, 1978. Hydrometeorological Report No. 51, Probable Maximum Precipitation Estimates, United States East of the 105th Meridian, U.S. Department of Commerce, NOAA, USACE, Washington, D.C.", "negative": "The University of Missouri offers an extensive range of resources through the Missouri Spatial Data Information Service, accessible for various research purposes."}
{"query": "What is the significance of environmental reports in nuclear license applications?", "positive": "The Environmental Report provides an analysis of the potential environmental impacts of the proposed license renewal, including assessments of water, air quality, and ecological effects.", "negative": "The U.S. Environmental Protection Agency regulates emissions from various industries to protect air quality and human health."}
{"query": "What is the impact of void fraction on NPSH margin in nuclear systems?", "positive": "Void fraction at the pump suction could affect pump NPSHr and NPSH margin. The methodology in NUREG 0897 (Reference 55), along with the void fractions shown in Table 3.1.14-3, was used to correct the NPSHr obtained from the vendor curves.", "negative": "The total strainer head loss was calculated by combining the clean strainer and debris head losses (see the Response to 3.f.10). The head loss of the ECCS circuit piping between the strainer exit and the pump suction was accounted for in a hydraulic model using the Fathom software."}
{"query": "byproduct material licensing", "positive": "Any byproduct material permitted by 10 CFR 35.100", "negative": "In accordance with letter dated October 29, 2020."}
{"query": "What is the heat exchange coefficient in nuclear safety assessments?", "positive": "The heat exchange coefficient is the net rate at which heat is lost or gained by a body of water, is defined by the following equation (Ref 1): K = 15.7 + (0.26 + B) f(w), BTU/FT\u00b2/Day/F.", "negative": "The meteorological data from 1951 to 1972 was scanned in order to find the highest monthly average dewpoint (71\u00b0F in July 1961), and the lowest average wind speed (4.7 mph in August 1953)."}
{"query": "The materials used in the reactor coolant pressure boundary must meet specific standards for safety and reliability.", "positive": "The closure bolting for the primary side consists of studs made from ASME SA-193 Gr. B7 and nuts from ASME SA-194 Gr. 7, which are specially designed for use with hydraulic stud tensioners.", "negative": "The steam generator components include parts such as the lower assembly shell, which is made from ASME SA-508, Class 3 Forging, and the transition cone, also constructed from ASME SA-508, Class 3 Forging."}
{"query": "What is the significance of wind speed measurements in nuclear safety assessments?", "positive": "Wind speed measurements are critical for assessing the dispersion of radioactive materials and ensuring proper emergency response planning in nuclear facility operations.", "negative": "Nuclear reactors operate under several regulatory frameworks that ensure their design and operation meet strict safety standards."}
{"query": "The primary coolant loop model for Hamaoka 5 includes steam line connections and feedwater boundary locations.", "positive": "A schematic of the POLCA-T Hamaoka 5 primary coolant loop model, steam line connections and feedwater boundary location are shown in Figure C.5-19.", "negative": "A schematic representation is necessary for understanding the thermal performance of different reactor designs."}
{"query": "Flood Hazard Reevaluation Report", "positive": "This completes the flooding hazard reevaluation for FNP as required by Reference 1.", "negative": "Mr. C. R. Pierce states he is the Regulatory Affairs Director for Southern Nuclear Operating Company, is authorized to execute this oath on behalf of Southern Nuclear Operating Company and, to the best of his knowledge and belief, the facts set forth in this letter are true."}
{"query": "10 CFR 50.91 state consultation", "positive": "In accordance with 10 CFR 50.91, \"Notice for public comment; State consultation,\" paragraph (b), CEG is notifying the Commonwealth of Pennsylvania of this supplemental letter by transmitting a copy of this letter to the designated State Official.", "negative": "I declare under penalty of perjury that the foregoing is true and correct. Executed on this 5th day of February 2025."}
{"query": "What is General License Registration Number in the context of nuclear regulation?", "positive": "General License Registration Number: GL-705978-26", "negative": "The address should include both the city and state for accuracy."}
{"query": "What is the purpose of the Heat Exchanger in the Component Cooling Water System?", "positive": "Heat Exchanger (CCW Heat Exchanger) Tubes are essential for Heat Transfer, using Copper Alloy materials in a Closed-Cycle Cooling Water environment, which helps prevent reduction of heat transfer efficiency as part of the aging management evaluation.", "negative": "The NRC conducts regular inspections of various safety systems within the plant, ensuring compliance with operational standards."}
{"query": "Revised Technical Specifications for nuclear power plants", "positive": "The Revised Technical Specifications for the Edwin I. Hatch Nuclear Power Plant Unit 1 address the operational requirements necessary for ensuring the safety and security of the facility.", "negative": "The cooling system utilizes a series of pumps and valves to circulate coolant through the reactor core and maintain stable temperatures."}
{"query": "Residual Heat Removal Service Water System", "positive": "The RHRSW System functions to remove heat from the RHR System and Emergency Equipment Cooling Water (EECW) System components by pumping water from Wheeler Reservoir through the Residual Heat Removal (RHR) heat exchangers and Emergency Equipment Cooling Water (EECW) System components and discharges back to Wheeler Reservoir.", "negative": "The tanks serve as a pressure boundary for various substances in the fuel oil system and are integral to the mechanical closure functions."}
{"query": "What are the components involved in the Reactor Protection System?", "positive": "The Reactor Protection System (RPS) is designed to monitor and control reactor operations to ensure safety and prevent accidents.", "negative": "The NRC reviews various regulatory guides to ensure compliance with safety standards."}
{"query": "nuclear device registration", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The thermodynamic properties of metals are crucial in understanding their behavior under different temperatures."}
{"query": "What is the purpose of the Reactor Building Exhaust Radiation Monitor?", "positive": "When reactor building ventilation is not isolated; While OPERATION, or Movement of recently irradiated fuel within the secondary containment is in progress & during Inservice Leak and Hydrostatic Testing Operation/ Every 12 hours", "negative": "Every 12 hours, various checks are performed on the reactor building to ensure compliance with technical specifications."}
{"query": "What is the peak flow measurement for dam C-6 during the breach analysis?", "positive": "The peak outflow from the breach of composite dam C-6 is 113,000 cfs, which is directed into time with no reach model in between.", "negative": "In HEC-HMS, a conservative approach was taken to model composite dam C-6 and Dam in series."}
{"query": "reactor vessel nozzle aging management", "positive": "(N-3A-D Steam Outlet) Reactor Vessel Nozzle, Safe Ends, and Welds | Pressure Boundary | Steel | Reactor Coolant (Internal) | Cumulative fatigue damage: cracking due to fatigue, cyclic loading | Section 4.3 \"Metal Fatigue\" | IV.A1.R-04 | 3.1-1, 007 | A", "negative": "(N-4A-F Feedwater) Reactor Vessel Nozzle | Pressure Boundary | Steel | Reactor Coolant (Internal) | Cumulative fatigue damage: cracking due to fatigue, cyclic loading | Section 4.3 \"Metal Fatigue\" | IV.A1.R-04 | 3.1-1, 007 | A"}
{"query": "What is a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) provides a comprehensive description of the facility design, operational details, and safety evaluations necessary to support the licensing of a nuclear facility.", "negative": "The communications regarding the file storage were primarily about the location and access of a large PDF document in an internal directory."}
{"query": "assembly average burnup", "positive": "30 \u2264 Assembly Average Burnup \u2264 32.5 GWd/MTU", "negative": "4.1 \u2264 E < 4.3"}
{"query": "What does PMP Storm Extent refer to in nuclear licensing?", "positive": "PMP Storm Extent refers to the parameters that define the extent of probable maximum precipitation as it relates to risk assessment and safety analysis in nuclear facility licensing.", "negative": "The Missouri River Basin from Sioux City to Omaha is a vital waterway that supports various ecological and recreational activities."}
{"query": "peak load in energy planning", "positive": "Peak load refers to the highest level of demand for electricity in a specified time period, which is critical for energy planning and resource allocation.", "negative": "The diversity served metric indicates the variety of customer categories that receive electricity, helping utilities understand and manage their customer base."}
{"query": "The NRC defines measurement points for various system flows, including the flow rates for the condenser and feedwater.", "positive": "The values of \u201cI\u201d (transmitter output current in mA) that corresponds with the above operating flow rates of interest are determined from above Equation 2.7 as follows:", "negative": "The NRC requires strict adherence to safety protocols during the operation of nuclear reactors to ensure the protection of public health and the environment."}
{"query": "What is gas bubble disease in aquatic organisms?", "positive": "The resulting condition is known as gas bubble disease.", "negative": "Eutrophication (nutrient loading) and the resulting effects on chemical and biological oxygen demands have not been found to be a problem at operating nuclear power plants."}
{"query": "What is the role of the Reactor Oversight Process in nuclear safety regulation?", "positive": "The Reactor Oversight Process (ROP) is a systematic approach established by the NRC to assess the safety performance of commercial nuclear power plants and ensure their compliance with regulatory requirements.", "negative": "The administration of nuclear substances requires strict adherence to guidelines that govern their storage and disposal."}
{"query": "The analysis focused on the concentrations of gamma emitters such as Sr-90 in the selected samples.", "positive": "The off-site laboratory, GEL Laboratories, processed the three (3) samples selected for HTD ROC analysis. Samples L2-011-104-FSGS-001-SS, L2-011-104-FSGS-010-SS, and L2-011-104-FSGS-011-SS were selected. Only the HTD ROC Sr-90 was included in the analysis. All analyses met the required MDC.", "negative": "The statistical properties of the systematic sample population included calculations such as the mean, median, and max values for each radionuclide."}
{"query": "The operation of the automated level control systems ensures that water levels within the feedwater system remain stable during normal conditions.", "positive": "Each heater drain tank is installed below the number 4 heater and receives the total drain flow by gravity flow.", "negative": "Isolation valves are provided which allow each steam generator feedwater pump to be individually removed from service, while continuing operations at reduced capacity with the parallel pump."}
{"query": "aging management program for nuclear components", "positive": "Loss of material due to pitting and crevice corrosion, cracking due to SCC is an aging effect requiring management for structural support members and connections made of stainless steel in conducive environments.", "negative": "Support members; welds; bolted connections; support anchorage to building structure serve as structural support in various material types and environments."}
{"query": "RadICS integration plans", "positive": "The NRC staff determined the RadICS integration plans provide an acceptably documented method for performing product integration activities needed for safety related digital I&C system development.", "negative": "Addressed in PSAI 7.2 and satisfied by: [[ - - - - - ]]a,c,e"}
{"query": "The NRC emphasizes the importance of monitoring radioactive leakage in the system and provides various methods for detection.", "positive": "Detection of radioactive leakage into and out of the system is facilitated by area radiation monitoring (discussed in subsection 12.3.4), process radiation monitoring (discussed in section 11.5), and steam generator blowdown sampling (discussed in subsection 10.4.8).", "negative": "However, these lines are designed to withstand a safe shutdown earthquake, and 100 percent volumetric inspection at installation is provided (i.e., 100 percent volumetric examination of shop and field longitudinal and circumferential welds)."}
{"query": "reactor power control", "positive": "Raise Reactor Power with Recirculation Flow", "negative": "Secure Unit Substation Transformer 71T-9 load monitoring"}
{"query": "The NRC mandates that academic institutions and facilities maintain precise identification methods for radionuclide samples.", "positive": "Sample Identification: L1-010-106-AQGS-038-SS", "negative": "The Peak Analysis was performed on June 24, 2019, at 11:32:59 AM and ranged from channel 100 to channel 4096."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX critical heat flux correlation is designed to predict the onset of critical heat flux in various thermal-hydraulic conditions and is essential for ensuring safety in reactor operations.", "negative": "The test assembly conditions for HTP grid tests include various parameters such as inlet temperatures, pressures, and flow rates, which are crucial for evaluating thermal hydraulic performance."}
{"query": "asw pump operation", "positive": "- (6.1.1) Determines current configuration: ASW Pump 1-2 running and CCW HX 1-2 in service.", "negative": "- (6.1.12) Closes FCV-603, CCW HX 1-2 saltwater inlet valve."}
{"query": "The average activity level for the nuclide K-40 is measured at 4.70E+00 pCi/grams.", "positive": "K-40 has a yield of 10.67% and an energy level of 1460.75 keV, with an activity of 4.70E+00 pCi/grams.", "negative": "Comments on the nuclides include notes on their respective confidence and activity levels, but do not discuss any specific measurement techniques."}
{"query": "What is the activity of PB-214 nuclide measured in pCi/grams?", "positive": "The weighted mean activity of PB-214 is measured at 5.83E-02 pCi/grams.", "negative": "Errors quoted at 2.000sigma."}
{"query": "The NRC's licensing review encompasses stored equipment that must be included if its availability is critical for operation or function, especially as per 10 CFR 54.4(a)(2).", "positive": "In some cases, stored equipment may be included in the scope of LR. If an SSC is considered stored and availability of that SSC and/or follow on operation or function of that SSC is credited for design bases or regulated events, those stored SSCs are considered in scope for LR.", "negative": "The evaluation process for consumables is consistent with the guidance provided in NUREG-1800."}
{"query": "What is the significance of the CWA Section 316(a) variance for nuclear facilities?", "positive": "With each NPDES permit renewal application, Duke Energy has requested, and the SCDHEC has granted, continuation of the CWA Section 316(a) variance.", "negative": "Because the characteristics of the thermal effluent would remain the same under the proposed action, the NRC staff anticipates similar effects."}
{"query": "What actions should the operator take when the electrical system misaligns following a turbine trip?", "positive": "Which one of the following describes the required operator action, in accordance with the Abnormal Operating Procedures?", "negative": "The plant is operating at 100% power with the following: The Main Turbine trips."}
{"query": "safety system design requirements", "positive": "Since the RadICS TR does not address a specific application or establish a definitive safety system design, the evaluation against this requirement is limited to consideration of the means provided within the platform to enable testing and calibration of redundant portions of a safety system.", "negative": "Addressed in PSAI 7.11 and satisfied by: - Licensing Technical Report"}
{"query": "What are the characteristics of water wells located near nuclear facilities?", "positive": "Offsite Registered Water Wells within 2 Miles of DNPS Center Point (Sheet 5 of 8) include various well identifiers, distances from the center point, their depths in feet, status descriptions, and formations from which the water is drawn.", "negative": "The unit of measurement used for well depth is feet, which reveals how far the water source extends below the surface."}
{"query": "The NRC's assessment indicates that the modifications do not lead to a significant increase in risk.", "positive": "Based on the above, DTE concludes that the proposed changes present no significant hazards consideration under the standards set forth in 10 CFR 50.92(c), and, accordingly, a finding of \"no significant hazards consideration\" is justified.", "negative": "DTE has reviewed the environmental evaluation included in the model safety evaluation published on November 21, 2018 (ADAMS Accession No. ML 18267A259) as part of the Notice of Availability."}
{"query": "The analysis of water quality includes evaluating parameters such as conductivity which is measured in umho/cm.", "positive": "Conductivity is measured in umho/cm, and it is essential for assessing the quality of the water used in various processes.", "negative": "The analysis of the sample chloride levels shows variability across different test conditions."}
{"query": "NextEra Common Emergency Plan", "positive": "The proposed NextEra Common Emergency Plan establishes an updated licensing basis for the NextEra sites that complies with current NRC regulations in 10 CFR 50.47(b) and 10 CFR 50, Appendix E.", "negative": "This update also incorporates the four supplemental documents and addenda that have been issued in the intervening years and is intended to modernize and consolidate the guidance making it easier for users to understand."}
{"query": "The offsite emergency operations facility is designed to ensure effective communication and assessment during an incident.", "positive": "Each EOF provides communications to the Control Room, TSC, field monitoring teams, NRC, and OROs. The EOF has the capability for the acquisition, display, and evaluation of unit, radiological and meteorological conditions necessary to perform accident assessment and determine protective measures.", "negative": "Coordination of radiological and environmental assessment activities with offsite agencies."}
{"query": "The evaluation of internal events considers modeling uncertainties as part of the Probabilistic Risk Assessment (PRA).", "positive": "Modeling uncertainties are considered in both the base PRA and in specific risk-informed applications.", "negative": "HCVS failure rates are based on rates for like-components from NUREG/CR-6928 (updated with plant-specific experience when available), such as for vent valves and batteries."}
{"query": "What is organizational standing in regulatory filings?", "positive": "The Black Hills Clean Water Alliance has organizational standing.", "negative": "In her declaration, Dr. Jarding asserts that she and other Alliance members \"view and photograph scenery and wild plant life, appreciate and value the cultural and historical resources at the site, and generally enjoy using the area of the Project for recreational, cultural, historical, conservation, and aesthetic purposes.\""}
{"query": "electric shock safety in nuclear plants", "positive": "Design criteria for nuclear power plants that limit hazards from steady-state currents are based on the NESC, adherence to which requires that utility companies design transmission lines so that the short-circuit current to ground produced from the largest anticipated vehicle or object is limited to less than 5 milliamperes.", "negative": "Xcel Energy finds that impacts to electric shock hazards for the proposed SPEO are SMALL."}
{"query": "What is the purpose of sodium hydroxide in the Spray Add Tank?", "positive": "To prevent re-evolution of iodine collected in the sump following a DBA.", "negative": "The control board operator reports the Spray Add Tank Level is at 75%."}
{"query": "BWR fuel assembly design", "positive": "\u2610 = Fuel Assembly Locations\n- \u25fb = Vent/Drain Port Locations\n- \u2716 = Designated Nonfuel Locations", "negative": "The reactor's cooling system utilizes multiple redundant pumps to ensure constant flow, which enhances efficiency and minimizes downtime during operations."}
{"query": "What does pCi/g represent in nuclear analysis?", "positive": "The measurement unit used for the concentration of radioactive isotopes in a sample is picocuries per gram (pCi/g).", "negative": "The LaCBWR Site Restoration Project involves extensive environmental clean-up and restoration efforts at the site."}
{"query": "What is the role of the Pressurizer Pressure Control System in nuclear reactors?", "positive": "The Pressurizer Pressure Control System (PZR PCS) is designed to maintain the pressure of the reactor coolant system within a prescribed range during various operational conditions, including startup, operation, and shutdown phases.", "negative": "The NRC requires all licensees to conduct regular staff training to ensure compliance with regulatory requirements and safety protocols."}
{"query": "What is a Technical Evaluation Report (TER) in the nuclear licensing process?", "positive": "The Technical Evaluation Report (TER) provides a comprehensive assessment of the technical aspects of a proposed action or project by the NRC staff, which is critical for making informed regulatory decisions.", "negative": "The NRC staff needs additional time to provide feedback to PNNL on the current version of the Technical Evaluation Report (TER)."}
{"query": "What is the role of nuclides in nuclear regulatory assessments?", "positive": "PB-214 has a confidence level of 0.992 and a weighted mean activity of 6.59E-02 pCi/grams.", "negative": "Errors quoted at 2.00sigma."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process establishes the necessary framework for a facility to obtain legal authorization from the NRC to operate.", "negative": "The North Anna Power Station has two reactors that use Westinghouse pressurized water reactor technology."}
{"query": "nuclear operator licensing", "positive": "The Operator Licensing Exam Schedule outlines the examination process for licensed nuclear reactor operators, detailing the site, exam week, docket number, and number of candidates participating in the exam.", "negative": "The table above displays the scheduled exam weeks along with the names of the exam authors and chief examiners involved in the operator licensing process, providing a summary of the personnel assignments."}
{"query": "chromium coated fuel rods", "positive": "The corrosion rate is determined by the outer surface material of the fuel rods, and the normal operation corrosion of chromium coated AXIOM cladding.", "negative": "No impact is anticipated on the lost parts analysis. There will not be any change or impact to the storage of the LTAs as the LTA weight is minimally changed."}
{"query": "What is the significance of the ALARA principle in nuclear safety?", "positive": "Pursuant to UNC-NRC License SUA-1475, submitted herewith are the results of our Annual ALARA Audit conducted on December 18, 2024.", "negative": "If you have any questions or recommendations, please advise."}
{"query": "requirements for standing under NRC regulations", "positive": "the requirements for standing under 2.309(d) are different from the requirements for contention admissibility under 2.309(f).", "negative": "the language that the Commission has used when describing the inextricably intertwined doctrine mirrors the language in the contention in the stability regulation."}
{"query": "What is nuclear licensing and its importance in safety regulations?", "positive": "Nuclear licensing is a regulatory process through which nuclear power plants must submit comprehensive documentation to ensure their compliance with safety, environmental and operational standards set forth by the Nuclear Regulatory Commission (NRC).", "negative": "The software update for the monitoring system was successfully implemented earlier this month, allowing for enhanced data collection and analysis."}
{"query": "What are ARITA parameters in nuclear regulatory filings?", "positive": "Here is the summary of our technical review of the ARITA parameters.", "negative": "Also for color coding, the yellow highlights are the areas we have concerns while the blue highlights are areas we think we understand what Framatone has proposed, but will probably check with them that we are not misunderstanding."}
{"query": "The required Shutdown Margin must be at least 1.3% in MODES 3 and 4, indicating safety standards for reactor operation.", "positive": "The COLR provides the required SDM limits for MODES 3, 4, and 5, and MODE 2 with Keff < 1.0. Per the Cycle 2 COLR, SDM must be greater than or equal to 1.3% in MODES 3 and 4, and it must be greater than or equal to 1.0% in MODE 5.", "negative": "The Minimum Required Shutdown Boron Concentration values are crucial for maintaining reactor safety, particularly considering the temperature variations in BOC, MOC, and EOC scenarios."}
{"query": "The NRC's regulatory framework includes requirements for analyzing the safety of the systems in place.", "positive": "The ESB Dissolver CNV wall is designed to accommodate specific flow rates and ensure the proper control of condensate.", "negative": "This figure illustrates the layout of equipment in the nuclear power plant, showcasing various components in their operational configurations."}
{"query": "What are EPRI MRP reports in relation to RVI gap analysis?", "positive": "Thus, the licensee should be prepared to identify and discuss all EPRI MRP reports that were being relied upon for the development of RVI gap analysis in the AMP basis document, and if more recent EPRI MRP reports are being relied on for the gap analysis (e.g., the proprietary MRP-191, Rev. 2 or MRP-232, Rev. 2 reports), to discuss how differences between MRP 2018-022 and the more recent EPRI MRP report bases are being reconciled for development of the component-specific aging mechanism screening bases, component-specific inspection categories, and I&E criteria for managed components identified in the RVI gap analysis of the AMP (i.e., as cited in Appendix A of the AMP basis document).", "negative": "The licensee shall also provide an assessment of the potential impact on non-impacted structures, systems, and components that may result from the implementation of changes proposed in the SLRA."}
{"query": "The system is designed to promptly trip the recirculation pumps in response to significant signals like high reactor pressure.", "positive": "Low water level 2 or high reactor pressure RRCS signals cause a trip of the recirculation pump drive motor breakers.", "negative": "The entire trip circuits may be tested during plant operation, except for opening of the pump breakers."}
{"query": "What special considerations are there regarding the prescribed analysis for hazardous materials?", "positive": "The analysis method requested involves the use of 10% Hydrochloric Acid, Nitric Acid, and Sulfuric Acid as preservatives for the samples.", "negative": "Sample IDs are collected regularly and analyzed to ensure compliance with safety protocols."}
{"query": "The NRC requires operators to monitor the performance of safety systems, including proper functioning of trip lights.", "positive": "Annunciator window 115-E, POWER RANGE FLUX RATE HI, will clear if the positive rate trip light is LIT.", "negative": "REPLACE N-42 in Maintenance Bypass using DCS Operator Display: CHANGE to either NSSS Operator or BOP Operator environment."}
{"query": "What is the purpose of the Emergency Core Cooling System in nuclear reactors?", "positive": "The Westinghouse Emergency Core Cooling System Evaluation Model provides an analysis of the emergency core cooling systems designed to be used in the event of an accident to ensure the reactor core remains cool and does not overheat.", "negative": "The Two-Phase Critical Flow of One-Component Mixtures in Nozzles, Orifices and Short Tubes addresses the flow characteristics of fluids in various components, but does not involve specific safety systems related to reactor operation."}
{"query": "measurement uncertainty analysis in nuclear regulation", "positive": "With regards to the second part of RAI-10d, it is recalled that measurement uncertainty recommended analysis does not appeal to the classical statistical processing of a finite dataset for regression analysis. In cases when experimental measurement (equipment, input data, etc.) uncertainties are known, an uncertainty propagation analysis is carried out to combine measurement uncertainties with all other known uncertainties.", "negative": "Another case in point is the presentation of the thermal expansion data. As illustrated in Figure 10-19, also taken from Reference 4, the uncertainty bounds cover all the data considered in the analysis. The thermal expansion dataset is relevant to the current discussion because it contains a sub-set (Christensen data) that shows a systematic larger deviation than the rest of the data."}
{"query": "The licensing of nuclear plants is a complex process involving multiple regulatory assessments.", "positive": "Nuclear plant licensing was halted for approximately 18 months while the AEC addressed the decision.", "negative": "A Tough Manager Takes Over at AEC, Business Week, July 24, 1971, 20."}
{"query": "What are the NRC Review Guidance paths for resolving in-vessel downstream effects?", "positive": "The NRC Review Guidance for the resolution of in-vessel downstream effects provided four different paths (identified as Box 1 through Box 4 paths) that PWR licensees can use to resolve the issue based on the AFP analysis in WCAP-17788-P, Revision 1.", "negative": "The fiber that passes through the strainer is split based on the ratio in flow rate between the emergency core cooling system (ECCS) pumps and CS pump."}
{"query": "What are Risk Management Assessments (RMAs) in nuclear safety?", "positive": "Determining RMAs involves the use of both qualitative and quantitative considerations for the specific plant configuration and the practical means available to manage risk.", "negative": "Use temporary equipment to provide backup power, ventilation, etc."}
{"query": "picocuries per gram units", "positive": "Results for the requested radionuclides of concern were provided in units of picocuries per gram (pCi/g).", "negative": "Each container was labeled and security sealed in accordance with ORISE procedures."}
{"query": "What is RAI-34 in the context of nuclear regulatory filings?", "positive": "RAI-34 will be addressed at a later date.", "negative": "This report discusses the various safety analyses that must be conducted during the licensing process."}
{"query": "The analysis of critical heat flux is essential for ensuring reactor safety during operation.", "positive": "COBRA-FLX, a methodology used to analyze the critical heat flux, ensures that the reactors operate safely under various conditions.", "negative": "The design of the reactor core must account for neutron flux distribution to optimize performance."}
{"query": "What are the environmental considerations for the subsequent license renewal of nuclear plants?", "positive": "The Applicant\u2019s Environmental Report examines various environmental factors related to the proposed continued operation of the Monticello Nuclear Generating Plant Unit 1, including effects on local wildlife and water resources.", "negative": "The Monticello Nuclear Generating Plant Unit 1 is located within a 50-mile radius of several urban areas, affecting local infrastructure and emergency response capabilities."}
{"query": "The NRC stipulates specific procedures for analyzing the gamma spectrum of samples.", "positive": "The efficiency calibration for the gamma spectrum analysis was performed on 7/8/2014.", "negative": "The sample size recorded for this analysis was 792 grams, which falls within standard parameters."}
{"query": "What is the significance of energy peaks in nuclear submittals?", "positive": "| Peak No. | Energy (keV) | ROI Start | ROI End | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|----------------|----------------|----------------------|------------------|------------|\n| F 1      | 238.37      | 472       | 481     | 477.22         | 5.62E+01       | 26.66                | 3.34E+02        | 1.32       |", "negative": "The safety assessment must include considerations for environmental impacts and adequate financial assurance."}
{"query": "What are the characteristics of M5 cladding in nuclear reactors?", "positive": "M5 cladding, which is an alloy of zirconium, is designed to provide enhanced corrosion resistance and improved mechanical properties at high temperatures compared to traditional zirconium alloys.", "negative": "Regular maintenance of nuclear reactors is crucial to ensure operational efficiency and compliance with safety regulations."}
{"query": "What is the significance of the kappa value in seismic analysis?", "positive": "The empirical kappa value to be employed is considered conservative as a deeper sedimentary column (over 10,000 ft at the site) over hard rock is expected to show larger kappa values (more cumulative damping) compared to shallower sedimentary columns.", "negative": "The general lateral uniformity of the deeper velocities (deeper than several hundred feet) is consistent with other large basins, e.g. Los Angeles and Imperial Valley, California and provides a basis for employing a generic deep profile beneath the local site profile."}
{"query": "The NRC has assessed the potential increases in disease and predation vulnerability for aquatic life due to exposure to harmful thermal conditions.", "positive": "Fish and shellfish that are exposed to the thermal effluent of a nuclear power plant may experience stunning, disorientation, or injury. These sublethal effects can subsequently affect an organism\u2019s susceptibility to predation, parasitism, or disease.", "negative": "The 1996 LR GEIS (NRC 1996-TN288) and the 2013 LR GEIS (NRC 2013-TN2654) concluded that the losses from predation, parasitism, and disease among organisms exposed to sublethal stresses would be SMALL during the initial license renewal term."}
{"query": "The 1-203-3D Relief Valve was not functioning properly during a critical situation when it should have closed.", "positive": "The 1-203-3D Relief Valve spuriously opens.", "negative": "Torus temperature is 90\u00b0F and RISING at ~5\u00b0/minute."}
{"query": "fire protection system", "positive": "Piping, piping components are part of the Fire Protection System and serve as a pressure boundary made of stainless steel, intended for use in raw water (internal) environments, with aging effects requiring management such as flow blockage and loss of material.", "negative": "The Fuel Oil Transfer Pump's pump casing is made of carbon steel and is designed to manage fuel oil in internal and external environments, particularly regarding loss of material but is not part of the fire protection system."}
{"query": "The facility must adhere to strict compliance regulations to maintain operational safety standards.", "positive": "The regulations pertaining to nuclear licensing are crucial for ensuring that safety protocols are correctly implemented.", "negative": "The external cooling systems are designed to enhance the efficiency of energy generation in various conditions."}
{"query": "Nuclear Energy Institute submissions", "positive": "The Nuclear Energy Institute (NEI) submitted NEI 20-07, Draft B, which includes guidance on the use of risk-informed decision-making in regulatory processes.", "negative": "The meeting included various stakeholders from the nuclear industry, such as Duke Energy and Westinghouse, to discuss the implications of the proposed guidelines."}
{"query": "What is the purpose of the Core Tube End Cover in nuclear systems?", "positive": "The Core Tube End Cover is designed to provide structural support and integrity to the reactor core, ensuring that it can withstand seismic events and maintain safety protocols during operation.", "negative": "The Substructure Post Jack Bolt and Baseplate play a critical role in securing the reactor's substructure components and ensuring stability under different load conditions."}
{"query": "The reliance on GALILEO derived thermal-mechanical properties is essential for the fuel pin evaluation in the REA analysis.", "positive": "The AREA\u2122 methodology is limited to only the GALILEO\u2122 derived thermal-mechanical properties of fuel pins.", "negative": "The limitations conditions for each of the topical reports used in the REA analysis are addressed in this section."}
{"query": "What is the significance of MDA values in nuclear regulatory processes?", "positive": "* MDA value not calculated  * Half-life too short to be able to perform the decay correction  * CAUTION: MDA value is inconsistent with Currie MDA at 95% confidence level", "negative": "The NRC requires a detailed analysis of safety systems to ensure compliance with regulatory standards."}
{"query": "What regulations guide the safety analysis reports for nuclear power plants?", "positive": "Content is driven by: 10 CFR 20, 10 CFR 100, and 10 CFR 50", "negative": "NURIE-0800 provides guidelines for seismic analysis, which is essential for evaluating plant safety."}
{"query": "isotope activity measurement", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|-----------------|\n| CS137                | 100                  | mCi             |", "negative": "Distributor/Distributed By: Thermo Process Instruments, L.P."}
{"query": "The components of the Core Support Shield are evaluated for their significance in inspections and categorization.", "positive": "CSS top flange was classified as a Primary category component in MRP-227 Rev. 1-A, indicating its importance in safety assessments.", "negative": "Audit to cover why the CSS cylinders were not included as assessed components in Table 3-1 of MRP-227 Rev. 1-A and leaving the final screening inspection categorization basis up to a license-specific determination (i.e., E or NAM)."}
{"query": "reactor vessel integrity", "positive": "Events which lead to a relatively rapid and severe reactor vessel downcomer cooldown can result in a thermal shock to the vessel wall that may lead to a small flaw, which may already exist in the vessel wall, growing into a larger crack. The growth or extension of such a flaw may lead, in some cases (where propagation is not stopped within the wall), to a loss of vessel integrity.", "negative": "Isolate steamflow by closing: FCV-37 (AFW S/G 1-2 supply to TD AFW Pp)"}
{"query": "nuclear activity of nuclides", "positive": "K-40 has an activity of 8.55485E+004 pCi/M\u00b2.", "negative": "The reactor safety assessment includes multiple scenarios requiring comprehensive evaluation."}
{"query": "The deadline for submitting abstracts for the conference has already occurred, limiting access to relevant systems.", "positive": "Since the formal deadline for abstract submissions has passed, I am no longer able to access the Indico system through the PLiM website (https://conferences.iaea.org/indico/event/134/).", "negative": "My abstract and Form B are attached."}
{"query": "The determination of radioisotope concentrations involves analyzing specific units such as pCi/g.", "positive": "Neptunium-237 | QC1203962046 | 442612002 | DUP | U | 0.000501 | 5.05E-10 | pCi/g | N/A | N/A | 02/17/18 | 16:09", "negative": "Curium-243/244 | | | | 2.40 | 2.44 | pCi/g | 101 | (75%-125%) | | |"}
{"query": "The reactor operates under various neutron flux levels including high neutron flux in both the low and high ranges as part of its performance indicators.", "positive": "HIGH NEUTRON FLUX (HIGH) 2/4 POWER RANGE", "negative": "RTS"}
{"query": "The ECCS pumps are activated during a loss of coolant accident to ensure coolant circulation.", "positive": "During a LOCA the RRHPs are utilized as low pressure ECCS pumps.", "negative": "An 8\u201d motor operated gate valve is in each CL injection header (1, 2-FCV-63-93, 94) is open for CL injection and recirc and closed by the MCR operator, for HL recirc. Body and bonnet material is SS."}
{"query": "maximum condenser leak", "positive": "The maximum condenser leak under these conditions is 27 gal/min.", "negative": "The design maximum influent impurity level is operationally accommodated by the powdered resin units at normal coating coverage."}
{"query": "10 CFR Part 21 notifications", "positive": "The inspectors determined that Business Services Company staff did not adequately review the purchase order requirements. As a result, Business Services Company staff failed to identify the part 21 during the Quality Inspection.", "negative": "The inspectors reviewed the component tracking database and determined that the IR associated with the Part 21 was reasonable to identify by a qualified procurement engineer."}
{"query": "minimum cooling time for PWR fuel", "positive": "Minimum Cooling Time (years) for the assembly average burnup of 40 < Assembly Average Burnup \u2264 41 GWd/MTU for PWR fuel is detailed in the table.", "negative": "The table displays the initial assembly average enrichment levels for different reactor designs."}
{"query": "nuclear safety operational review", "positive": "Operating activities that affect nuclear safety are reviewed. The review program was implemented prior to initial fuel loading and ensures review and evaluation of tests and experiments, unplanned events, and proposed changes. The program complies with the requirements of 10 CFR 50.59 relating to proposed changes, tests, and experiments.", "negative": "The vice president-Vogle has responsibility for safe operation of the plant. He is kept abreast of plant operating conditions by the managers, superintendents, and supervisors who are knowledgeable of and experienced in their areas of job responsibility."}
{"query": "nuclear reactor safety analysis", "positive": "The safety analysis of the Oconee Nuclear Station, Units 1, 2, and 3, must comply with 10 C.F.R Part 50 and include evaluations of accident scenarios, including loss-of-coolant accidents (LOCA).", "negative": "The certification process requires that all documents are filed electronically through the NRC\u2019s E-Filing System."}
{"query": "How does climate change influence the transportation of radioactive materials?", "positive": "Will expected climatological changes affect the impact level assigned to the transportation of radioactive materials in Chapters 3 or 4?", "negative": "Considering responses to previous questions, justify your answer in 4 sentences or less:"}
{"query": "The measurement of radiation levels is crucial for assessing safety in nuclear facilities.", "positive": "Activity (dpm/100 cm\u00b3) represents the concentration of radionuclides in a given volume, important for regulatory compliance and safety assessments.", "negative": "Gamma results show a wide variation across different measurements, highlighting the need for ongoing monitoring and analysis of radiation levels."}
{"query": "What is the preservation method for total/dissolved mercury samples?", "positive": "HG-1631 (total/dissolved mercury by method 1631)", "negative": "The preservation of the following bottle types is not checked at sample receipt: Orange (oil and grease), Purple (total cyanide), Pink (dissolved cyanide), Brown (arsenic speciation), Sterile (fecal coliform), EDTA (sulfate), HCl preserved vial (organics), Na2S2O3 preserved vial (organics)."}
{"query": "licensing plans for nuclear facilities", "positive": "We look forward to further discussion of our licensing plans with the NRC.", "negative": "Please contact Mr. Don Shaw at 410-910-6878 if you have any questions or require further clarification."}
{"query": "maximum power level in nuclear reactors", "positive": "Southern Nuclear is authorized to operate the facility at steady-state reactor core power levels not in excess of 2,804 megawatts thermal.", "negative": "The Technical Specifications (Appendix A) and the Environmental Protection Plan (Appendix B), as revised through Amendment No. 325, are hereby incorporated in the renewed license."}
{"query": "plume exposure pathway emergency planning zone", "positive": "...means to provide early notification and clear instruction to the populace within the plume exposure pathway Emergency Planning Zone have been established.", "negative": "The alert and notification systems (ANSs) used to alert and notify the general public within the plume exposure pathway EPZ and methods of activation are described."}
{"query": "Discuss the water balance management at the BFN site including the reliance on surface water resources.", "positive": "ER Section 3.5.1.3 discusses Clean Water Act Section 303(d) water quality impairments to Wheeler Reservoir.", "negative": "Please provide a time series figure illustrating the monthly average intake and discharge temperatures for the available period of record."}
{"query": "The space surrounding the reactor vessel where coolant can flow is known as the reactor vessel annulus.", "positive": "Reactor Vessel Annulus measures 0.721 FT\u00b3 for specified configurations.", "negative": "The Upper Reactor Cavity is reported to hold a volume of 16,270 FT\u00b3."}
{"query": "What is SCC in the context of aging management for nuclear systems?", "positive": "The One-Time Inspection program (B.2.210) will be used to manage cracking due to SCC of the stainless steel ducting, ducting components exposed to air, condensation in the Normal Ventilation, Standby Gas Treatment, Air Conditioning and Containment Systems.", "negative": "Consistent with NUREG-2191. The Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components program (B.2.124) will be used to manage loss of material of the copper alloy and stainless steel piping, piping components, and tanks exposed to waste water in the Station Drainage and Radwaste Systems."}
{"query": "operator requalification plan", "positive": "The licensee recently updated their operator requalification plan awaiting review and approval by the operator licensing examiners.", "negative": "Due to reactor vessel cleaning activities that will be completed in 2025, the inspectors will continue to monitor the licensee\u2019s performance in this area."}
{"query": "What are the drainage zones considered for safety-related facilities at CNS?", "positive": "Figure 2.1-2 shows the four drainage areas considered in the main plant area, identified as Zones A, B, C, and D. All safety-related facilities at CNS are located within these four zones.", "negative": "The jersey barriers are 112.5 ft long and 32 inches (h) high and the Kontek blocks are 10 ft long and 3 ft high."}
{"query": "The operator utilizes the phone labeled \"NETS\" to initiate communication with the relevant authorities.", "positive": "Operator simulates the following: 1. Selects the phone labeled \"NETS\" 2. Depresses pushbuttons to dial 5400", "negative": "Records the Notification information."}
{"query": "risk-informed high energy line break", "positive": "It\u2019s a sampling population, but it makes sure that it elevates certain pipes or certain welds that have a higher consequence of failure to just make sure that you have a certain percentage of those welds in your inspection program.", "negative": "So that\u2019s all we\u2019re doing here, entirely analogous with what, you know, consistent programs that we\u2019ve been doing with, you know, with that industry and the NRC have been -- that the industry has proposed and the NRC has approved."}
{"query": "Residual Heat Removal System procedures", "positive": "Swapping trains of RHR from the Reactor Coolant System can increase radiation levels significantly in areas adjacent to the oncoming RHR train\u2019s system piping.", "negative": "PRT parameters should be monitored for indications of relief valve lifting, after starting pump."}
{"query": "What are newly identified systems under 10 CFR 54.37(b)?", "positive": "Any structures and components identified in this SLR-ISG as requiring aging management that were not previously identified in earlier versions of the SRP-SLR or GALL-SLR Report are considered to be newly identified structures and components under 10 CFR 54.37(b).", "negative": "The NRC staff\u2019s position is based upon the following considerations: - The ISG positions do not constitute backfitting, inasmuch as the ISG is guidance directed to the NRC staff with respect to its regulatory responsibilities."}
{"query": "What are nuclear fuel assembly characteristics?", "positive": "Assembly characteristics represent cold, unirradiated, nominal configurations.", "negative": "The NRC ensures that all nuclear facilities maintain a high standard of safety and security in their operations."}
{"query": "concurrent cladding strain and oxidation in BWR experiments", "positive": "A 1997 ORNL paper states that concurrent cladding strain and oxidation occurred in the BWR CORA experiments as a whole.", "negative": "When NRC chooses to invalidate experimental data, which is important for simulating accidents, with unsubstantiated postulations, NRC undermines its own philosophy of defense-in-depth, which requires the application of conservative computer safety models."}
{"query": "The aging management program for Class 1 Small-Bore Piping will align with the guidelines set in NUREG-2191.", "positive": "The ASME Code Class 1 Small-Bore Piping aging management program will be consistent with the 10 elements of aging management program XI.M35, ASME Code Class 1 Small-Bore Piping, specified in NUREG-2191.", "negative": "This new program will be implemented and one-time inspections will be performed within the six year period prior to the subsequent period of extended operation."}
{"query": "What are the requirements for PWR undamaged SNF assemblies in a TSC?", "positive": "Quantity per TSC: Up to a total of 37 PWR UNDAMAGED SNF ASSEMBLIES including up to four (4) DFCs containing PWR UNDAMAGED SNF ASSEMBLIES, PWR DAMAGED SNF ASSEMBLIES, and/or PWR FUEL DEBRIS loaded in the DFC locations No. 4, 8, 30 and 34, as shown on Figure B2-3, for the DF Basket Assembly.", "negative": "RCCs are restricted to fuel storage locations No. 11, 12, 13, 18, 19, 20, 25, 26 and 27 (Figure B2-3). Minimum RCC cool times are:\n\n| Minimum Cool Time (years) | Maximum Exposure (GWd/MTU) |\n|---------------------------|----------------------------|\n| 10a                       | 180                        |\n| 14                        | 270                        |\n| 20                        | 360                        |"}
{"query": "What are the cladding temperature values at the PCT and burst elevations?", "positive": "The cladding temperature at PCT and burst elevations is specified with parameters C\u2080 = 0.6, HIGH T\u2090vg, MIN SI, COSINE POWER SHAPE, NON-IFBA.", "negative": "The data presented in the table shows the temperature values at various time intervals during the test."}
{"query": "The safety measures in place for the reactors include a comprehensive assessment of potential failure scenarios.", "positive": "The analysis of the defense in depth and diversity common principles is essential for evaluating the reliability of safety systems in nuclear reactor operations.", "negative": "The cooling systems of the reactors are designed to maintain optimal temperature ranges during all operational phases."}
{"query": "What is the required RCS temperature during a steam break event?", "positive": "MONITOR RCS temperature stable at or trending to 557\u00b0F: - RCS Loop T-swg with any RCP running, - OR RCS Loop T-cold with RCPs out-of-service.", "negative": "The event description included a large steam break inside containment that could lead to significant safety challenges and requires immediate operator actions."}
{"query": "plume exposure pathway emergency planning zone sizing methodology", "positive": "This report presents the methodology for sizing the plume exposure pathway emergency planning zone (EPZ) associated with the Natrium\u2122 power plant technology, focusing on the potential radiological impacts and the required protective actions for the surrounding population.", "negative": "The Natrium\u2122 system includes advanced safety features designed to minimize the likelihood of accidents and to mitigate the consequences of an unplanned event."}
{"query": "Following a design basis accident, the integrated strength of gamma and beta radiation is measured across different times.", "positive": "Integrated gamma ray and beta source strengths at various times following a design basis accident show significant variations in energy release levels.", "negative": "The measurement of temperature changes in the reactor is crucial for ensuring safe operational limits."}
{"query": "license amendment request", "positive": "Northern States Power Company, a Minnesota corporation, doing business as Xcel Energy (NSPM), submitted a license amendment request (LAR) for Renewed Facility Operating License No. DPR-22 for the Monticello Nuclear Generating Plant (Monticello).", "negative": "The audit plan included audit questions for the discussions between NSPM and the NRC staff during the week of August 17, 2020."}
{"query": "To assess seismic influences, it is essential to develop a detailed hazard curve specific to the site conditions.", "positive": "Develop a hazard curve for the site", "negative": "Model the site-specific foundation properties for the 10^-6/yr seismic hazard"}
{"query": "The safety functions of the main steam supply system must remain intact even during significant seismic events.", "positive": "All the power supplies and controls necessary for safety-related functions of the main steam supply system are Class 1E, as described in chapters 7 and 8.", "negative": "The components of the main steam supply system are qualified to function in normal, test, and accident environmental conditions."}
{"query": "Strontium-90 regulatory requirements", "positive": "| GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.0355 +/-0.0445 | 0.0974 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1419 | 1933651 | 1 |", "negative": "**Notes:**  Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What are the electrical systems monitoring the Unit SAT Banks?", "positive": "Two independent offsite sources to the Unit SAT Banks are available.", "negative": "Normal power: SAT 142-1 and 142-2 energized or, U-1 SAT crosstie links installed and either SAT 142-1 or 142-2 energized."}
{"query": "What is the significance of Americium-241 in nuclear safety assessments?", "positive": "Americium-241 is a radioactive isotope that may be present in nuclear waste and needs to be quantified for safety assessments.", "negative": "The NRC mandates that all regulatory filings must be signed by the authorized individual or representatives of the licensee."}
{"query": "The examination of the condition of fire protection components is crucial for maintaining reactor safety.", "positive": "The NRC requires a thorough management of aging effects for components like spray nozzles and sprinkler heads within fire protection systems.", "negative": "Emergency procedures for reactor operators focus primarily on immediate response to potential malfunctions and external threats."}
{"query": "This meeting will provide insights into the methodology that assesses radiological consequences.", "positive": "The purpose of this preapplication meeting is to discuss with SMR, LLC's (A Holtec International Company) Introduction to Radiological Consequences Methodology Topical Report.", "negative": "The NRC requires public feedback on proposed nuclear regulations to ensure safety and compliance."}
{"query": "reactor vessel support", "positive": "The reactor vessel is supported by six sliding foot assemblies mounted on the neutron shield tank as shown in Figure 5.5-8. These foot assemblies were fabricated from modified AISI 4330 steel forgings.", "negative": "Operating-basis earthquake and design-basis earthquake have been concluded to yield generally similar loads that are a small percentage of the total design load."}
{"query": "The NRC mandates that license holders take necessary actions to comply with safety regulations and requirements under the provisions stated in 10 CFR.", "positive": "Accordingly, the NRC has concluded that these measures are necessary to ensure adequate protection of public health and safety under the provisions of the backfit rule, 10 CFR 50.109(a)(4)(ii), and is requiring Licensee or CP holder action.", "negative": "These CP holders shall complete full implementation prior to issuance of an operating license."}
{"query": "What is the significance of reflood rates in determining peak cladding temperature during a LOCA?", "positive": "[...] it does not go far enough. As previously stated in PRM-50-93 (page 13), regarding the significance that coolant flood rates played in the PWR FLECHT test program, the \u201cPWR FLECHT Final Report\u201d states, \u201c[i]n general, the effect on heat transfer coefficient[s] of varying system parameters was clearly discernible, with flooding rate being by far the most influential.\u201d", "negative": "FLECHT run 9573 was 1.24 kW/ft. The lower fuel rod power of the TH-1 tests would not have affected their overall PCT increases as much as the higher fuel rod power of FLECHT run 9573 affected its overall PCT increase."}
{"query": "The Joint Information Center is activated to provide a centralized source of information during emergencies, especially at alert levels.", "positive": "The JIC is usually activated at an Alert or higher ECL.", "negative": "The telephone number is published in the yearly public postcard directing to the Entergy Public Information website and on Entergy press releases during an event."}
{"query": "The NRC Form 313 is submitted as part of the application process for renewing a materials license.", "positive": "Please find enclosed NRC Form 313 and supplementary materials in support of our application to renew our NRC Materials License No. 52-23059-01, which is scheduled to expire on March 31, 2023.", "negative": "If you need any further information, please feel free to contact David Rhoe, UCC Radiation Safety Officer, at (787) 245-7248 (crmidmr@aol.com) or Dr. Richard Hann, UCC Radiation Safety Committee Chairman, at (787) 798-3001 x2031 (richard.hann@uccaribe.edu)."}
{"query": "What are the results from the Recirculation System Fly-wheels Test?", "positive": "Results from the Recirculation System Fly-wheels Test \u2013 Recirculation pump 1 Speed", "negative": "Technical drawings will be evaluated during the design review process."}
{"query": "periodic verification of isolation devices", "positive": "For affected penetrations that have been isolated in accordance with Required Action A.1, the affected penetration flow path must be verified to be isolated on a periodic basis.", "negative": "The method of isolation must include the use of at least one isolation barrier that cannot be adversely ..."}
{"query": "Risk-Informed Categorization and Treatment of Structures, Systems, and Components", "positive": "Response to Request for Additional Information Regarding LaSalle License Amendment Request to Renewed Facility Operating Licenses to Adopt 10 CFR 50.69, 'Risk-Informed Categorization and Treatment of Structures, Systems, and Components for Nuclear Power Reactors,' dated October 1, 2020 (ADAMS Accession No. ML20275A292).", "negative": "Staff Review of Spent Fuel Pool Evaluation Associated With Reevaluated Seismic Hazard Implementing Near-Term Task Force Recommendation 2.1 and Staff Closure of Activities Associated with Recommendation 2.1, dated January 19, 2017 (ADAMS Accession No. ML16351A231)."}
{"query": "nickel alloy core shroud", "positive": "Nickel alloy core shroud and core plate access hole cover (welded covers) exposed to reactor coolant | Cracking due to SCC, IGSCC, irradiation-assisted SCC | AMP XI.M9, \"BWR Vessel Internals,\" and AMP XI.M2, \"Water Chemistry\" | Yes | Consistent with NUREG-2191 with exceptions.", "negative": "Not Applicable. The BFN BWR design does not include an isolation condenser."}
{"query": "What are the expected characteristics of the discharged fuel assemblies?", "positive": "The discharged assembly (highest power) is rated at 1.72 with a maximum temperature observed at 3900\u00b0F.", "negative": "The temperature distribution indicates that at fuel volumes below 2500, the local fuel volume reaches 80% with a power generation of 19.18 MWt."}
{"query": "What is a well driller's responsibility in nuclear site evaluations?", "positive": "The driller is responsible for the proper surveying and documentation of boreholes, ensuring compliance with environmental and safety regulations during the drilling process.", "negative": "Attempted to contact many of the drillers in this table. Some drillers were not surveyed because phone messages were not returned after more than one attempt."}
{"query": "Public attendees will be able to observe the meeting without participating until the designated public input segment.", "positive": "Public participants are observers in listen-only mode until the public participation session toward the end of the meeting.", "negative": "Meeting slides can be found in the NRC\u2019s ADAMS (ML25034A175) and on the public meeting schedule page for this meeting."}
{"query": "The NRC has set forth specific guidelines on the necessary cool time periods for fuel assemblies with high burnup levels.", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Loading tables provide an overview of various reactor types based on their specifications and capabilities."}
{"query": "silicic tephra-fall hazards", "positive": "Table 50: Summary of conditional tephra-fall hazards at the proposed site, from silicic volcanoes in the site region.", "negative": "Table 54: Combined mafic (Table 26) and silicic (Table 51) tephra-fall hazards from all potential volcanic sources in the proposed site region."}
{"query": "What is the significance of the Keowee Dam in flood modeling?", "positive": "The Keowee Dam (upstream) is the primary control on the water level upstream of the canal, which allows flow from the Keowee River Basin into the Little River Basin and eventually into the intake canal.", "negative": "Model runs 100B and 100F were selected for the more detailed 2-D assessment of the downstream Keowee tailrace area."}
{"query": "What is the impact of oscillations on SG/DHRS heat transfer performance?", "positive": "Therefore, the oscillations are expected to have minimal impact on the overall SG/DHRS heat transfer performance. This conclusion of minimal impact is consistent with the results of the NIST-2 SG/DHRS testing. The testing results for Run 2 show that measured heat transfer is reasonably predicted by NRELAP5.", "negative": "The examination of the structural integrity of the containment building is crucial for ensuring operational safety throughout the facility's lifespan."}
{"query": "nuclear regulatory process", "positive": "The Nuclear Regulatory Commission (NRC) is tasked with establishing regulations to govern the licensing of commercial nuclear reactors and ensuring compliance with safety standards.", "negative": "The turbines are designed to convert steam energy into mechanical energy, which is then transformed into electrical energy through a generator."}
{"query": "Xe-100 reactor technology", "positive": "engagements relative to the generic design, analysis, and licensing basis of the Xe-100 reactor technology are contained in X-energy\u2019s REP and are not repeated here.", "negative": "Beginning in the third quarter of 2024, EN expects to enter into interactive meetings with NRC staff on licensing topics relevant to the EN SMR project."}
{"query": "What is the significance of defense-in-depth in nuclear safety?", "positive": "Defense-in-depth is a key safety principle applied in the design and operation of nuclear facilities, aimed at preventing accidents and mitigating their consequences through multiple layers of safety measures.", "negative": "The Turkey Point Unit 3 and 4 facilities utilize advanced cooling systems to enhance efficiency and reduce operational costs."}
{"query": "What is the role of phase A containment isolation in nuclear reactor safety?", "positive": "Phase A containment isolation, whose function is to prevent fission product release to the site boundary by isolating all nonessential lines.", "negative": "Containment pressure is sensed by four physically separated differential pressure transmitters mounted by strong supports outside of the Containment, which are connected to the Containment atmosphere by stainless steel impulse tubing."}
{"query": "What activities were associated with the characterization survey methods during decommissioning?", "positive": "Section 2.1.3, \u201cChronology of Decommissioning Planning and Characterization,\u201d of the LTP summarizes the history of the licensee\u2019s decommissioning planning activities.", "negative": "The licensee provides a summary description of the planning activities associated with decommissioning and license terminations."}
{"query": "The NRC mandates the evaluation of thermal hydraulic performance to ensure adequate cooling during a loss of coolant accident.", "positive": "The COBRA-FLX thermal hydraulic code is used for determining the critical heat flux based on the input parameters and operational conditions.", "negative": "Table B-1 outlines the various configurations tested during the non-mixing grid experiments, including the geometric and thermal properties of each assembly."}
{"query": "What is the weighted mean activity in pCi/grams for nuclides?", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|--------------|------------|------------|-------------------------------|-------------------------------|----------|\n| K-40         | 0.970      |            | 4.812E+00                     | 8.21E-01                     |          |", "negative": "| Nuclide Name | Id    | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|--------------|-------|--------------|-----------|----------------------|----------------------|\n| K-40         | 0.97  | 1460.75      | * 10.67   | 4.812E+00            | 8.21E-01             |"}
{"query": "nuclear area measurement", "positive": "The subtracted area is defined in the context of peak analysis and represents the difference between the original area and the ambient background, calculated for each peak measured in keV.", "negative": "The ambient background is a crucial aspect in many measurements, but the specific count for each energy peak varies and must be documented accurately."}
{"query": "Open-Cycle Cooling Water System aging management", "positive": "The DCPP Open-Cycle Cooling Water System AMP provides reasonable assurance that the effects of aging will be managed so that the intended function(s) of components within the scope of the AMP will be maintained consistent with the CLB during the PEO.", "negative": "In 2020, during coatings maintenance inside the ASW System Pump Vault, minor rust and corrosion on the pipe coating was identified."}
{"query": "What is the concept of plume exposure pathway EPZ in nuclear regulations?", "positive": "The decisions regarding EP should be based upon projected offsite dose from such accidents and the pre-determined plume exposure pathway EPZ for pre-planned protective measures.", "negative": "The general considerations from the existing planning basis for EP, established in NUREG-0396/EPA 520/1-78-016, \u201cPlanning Basis for the Development of State and Local Government Radiological Emergency Response Plans in Support of Light Water Nuclear Power Plants,\u201d introduced the concept of generic EPZs as the basis for preplanned response actions."}
{"query": "What is selective leaching in nuclear materials?", "positive": "The DCPP Selective Leaching AMP is a new condition monitoring AMP that manages the loss of material due to selective leaching for gray cast iron, ductile iron, and copper alloys (except for inhibited brass) containing greater than 15 percent zinc or greater than 8 percent aluminum components within the scope of license renewal that are exposed to raw water, treated water, closed cooling water, or ground water.", "negative": "This new DCPP One-Time Inspection of ASME Code Class 1 Small-Bore AMP will be implemented prior to November 2, 2024 and August 26, 2025 for Units 1 and 2, respectively."}
{"query": "zoning map changes for nuclear facilities", "positive": "By amending the zoning map which is made a part of the ordinance by changing the zoning district of Roane County tax map 021, parcel 002.00, also known as Horizon Center Development Area/Lot 6A, containing approximately 110 acres, from IND-2, Industrial District, to IND-3, Industrial District.", "negative": "Effective Date: September 22, 2022. (2 pages)"}
{"query": "What is the TRITON11 Dryout Correlation in the context of nuclear licensing?", "positive": "TRITON11 Dryout Correlation (Submitted in Nov 2023, DRAFT SER in December 2024) is a key element of the licensing process for analyzing fuel behavior under various operating conditions.", "negative": "We previously communicated plan to submit an amendment to the ADOPT LTR to include BWR applications."}
{"query": "impact of nuclear plant construction on local economy", "positive": "The major indirect tax impacts which will be experienced by the governmental units of Jackson County, Scottsboro, Hollywood, and their school districts are the additional property and sales taxes paid by new resident temporary construction workers and permanent plant employees.", "negative": "We have concluded that the only direct tax impact which the governmental units of Jackson County, Scottsboro, Hollywood, and their school districts will experience as a result of the location of the plant will be caused by the removal of 1500 acres of land from the tax rolls and the attendant loss of property taxes paid by the previous private owners."}
{"query": "high pressure fire protection systems", "positive": "The High Pressure Fire Protection (Diesel Driven Pump) System is designed to function as a pressure boundary for fire suppression, utilizing metallic materials that must be managed for aging effects like general corrosion and pitting.", "negative": "The environment of the facility includes various systems that operate under different temperature and pressure conditions, requiring tailored approaches for each type."}
{"query": "What is the purpose of using a 500 ml Marinelli sample in gamma spectrum analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "**Live Time:** 1600.0 seconds"}
{"query": "nuclear ITAAC notification process", "positive": "The ITAAC notification process involves the submission of ITAAC notifications by the licensee to inform the NRC of the status of ITAAC completion and any corresponding reviews, ensuring regulatory oversight and compliance.", "negative": "The NRC conducts various inspections to verify that construction activities comply with the approved design and regulatory requirements, focusing on safety and performance evaluations."}
{"query": "What is Loss of Power (LOP) instrumentation?", "positive": "**LCO 3.3.8.1:** The LOP instrumentation for each Function in Table 3.3.8.1-1 shall be OPERABLE.", "negative": "The required maintenance of the plant's emergency coolant system is critical for safe operation during routine and non-routine conditions."}
{"query": "MNGP reactor building construction phases", "positive": "MNGP Reactor Building Facing West-Northwest near Completion of Construction, 1969", "negative": "Potential Areas on the MNGP Site for Alternatives Solar Installation"}
{"query": "nuclear reactor operator licensing requirements", "positive": "The requirements for licensing nuclear reactor operators are set forth in 10 CFR Part 55, which includes provisions for qualifications, examinations, and the necessary skills to ensure the safe operation of the facility.", "negative": "The emergency cooling system was designed to function without the need for external power supply, relying entirely on gravity-fed water flow to maintain reactor core temperatures during a loss of coolant accident."}
{"query": "The critical boron concentration is influenced by various factors including the temperature of the moderator and isotopes' behavior after shutdown.", "positive": "The critical boron concentration in the analysis is primarily dependent on the moderator temperature coefficient, along with the temperature change of the moderator (i.e. cooling), and the buildup and decay of isotopes in the core after shutdown.", "negative": "Table 1 shows biases and conservatisms applied to the boron dilution analysis with a summary of the impact on the analysis. The biases and conservatisms include prescriptive deterministic assumptions required for regulatory approval, such as the assumption that the highest worth control rod remains withdrawn from the core for at least 72 hours, as well as analysis-specific conservatisms such as assuming."}
{"query": "radioactive materials license", "positive": "These distributions were performed under Massachusetts Radioactive Materials License # 20-6752.", "negative": "These distributions were performed under appropriate guidelines to ensure safety and compliance during operations."}
{"query": "non-cited violation", "positive": "One finding of very low safety significance (Green) is documented in this report. This finding involved a violation of NRC requirements. We are treating this violation as a non-cited violation (NCV) consistent with Section 2.3.2 of the Enforcement Policy.", "negative": "On December 31, 2024, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Saint Lucie Plant, Units 1 and 2."}
{"query": "What is the significance of near field settlement in nuclear head loss testing?", "positive": "Wolf Creek is not crediting near field settlement of chemical precipitate in chemical head loss testing. See Figure 3.0.2-1.", "negative": "Measures taken during the test, as described in the Response to 3.f.12, to keep debris suspended and transportable to the test strainer, prevented notable..."}
{"query": "minimum cooling time for PWR fuel assemblies", "positive": "Minimum Cooling Time (years)", "negative": "The data also includes assembly types from manufacturers such as CE and B&W."}
{"query": "What is the purpose of an ITAAC in nuclear licensing?", "positive": "An ITAAC, or Inspections, Tests, Analyses, and Acceptance Criteria, is used to ensure that safety-related systems and components have been constructed and will perform as intended before a nuclear reactor can begin operations.", "negative": "The Federal Register Notice published for the ITAAC indicates the status of the regulatory process and the necessary documentation for compliance and oversight."}
{"query": "The crew must decide whether to stay in 2-EOP-LOCA-1 or transition to a new procedure.", "positive": "In accordance with 2-EOP-LOCA-1, which ONE of the following completes the statements below? The crew will ______.", "negative": "The RWST LEVEL LO alarm has actuated."}
{"query": "What is 10 CFR 50.59 in nuclear regulations?", "positive": "Changes, Tests, & Exp. are governed by 10 CFR 50.59, which outlines the regulatory requirements for modifications to nuclear facilities.", "negative": "Consider other connected regs. & guidance, as needed -- e.g., 50.55a, 21.3, 50.69, NSR guidance, etc."}
{"query": "What are NELAP and ISO 17025 standards in nuclear testing?", "positive": "Test results for NELAP or ISO 17025 accredited tests are verified to meet the requirements of those standards, with any exceptions noted.", "negative": "Our policy is to provide high quality, personalized analytical services to enable you to meet your analytical needs on time every time."}
{"query": "NAVD88 elevation measurement", "positive": "Figure 2.3-15: Building Roof Elevations Included in Model (ft NAVD88)", "negative": "Dam breaches can lead to significant environmental impacts and require thorough analysis to understand the extent of damage."}
{"query": "What are CRGT guide cards and their inspection criteria?", "positive": "The NRC staff finds that the methodology served as the technical basis for implementing a conservative, component-specific minimum coverage criterion change for the specified population of CRGT guide cards requiring inspection in WCAP-17451-P, Revision 1, from the prior 20 percent minimum population of CRGT guide cards requiring inspection in RMR-227-A.", "negative": "The NRC staff confirmed that the changes made in WCAP-17451-P, Revision 2, were supported by the PWROG\u2019s updated position in its letter No. OG-18-76 (PWROG 2018a) and provided a more conservative basis for selecting the minimum population of CRGT guide cards needed for inspection."}
{"query": "What is the maximum amount of thorium that can be possessed under nuclear licensing?", "positive": "No more than 4% thorium Alloy", "negative": "Product stored in Kings Mt, NC on shelving, no other equipment necessary."}
{"query": "What is the significance of managing surface water runoff in nuclear facility operations?", "positive": "Surface water runoff at BFN is derived from precipitation remaining after losses due to infiltration and evapotranspiration. It can generally be classified as local surface runoff or streamflow. Surface water runoff from the plant site is to Wheeler Reservoir.", "negative": "Field assessments of onsite surface water features were conducted in September 2021 to determine stream, drainage, pond, and wetland presence, extent, and condition within the BFN site (TVA 2021a). Wetland features are discussed in Section 3.6.1."}
{"query": "containment sump system inspections", "positive": "new SR will also require visual inspection of the containment sump system (including the containment drainage flow paths, any design features upstream of the containment sump that are credited in the containment debris analysis, the containment sump strainers, the pump suction trash racks, and the inlet to the ECCS and CSS piping for evidence of structural degradation, potential for debris bypass, and presence of corrosion or debris blockage) to ensure no loose debris is present and there is no evidence of structural distress or abnormal corrosion.", "negative": "The NRC staff finds the proposed change is acceptable since it continues to provide remedial actions for when the containment sump is inoperable for reasons other than Condition A and ensures safe operation of the plant."}
{"query": "What is the purpose of the Emergency Core Cooling Systems (ECCS)?", "positive": "The Emergency Core Cooling Systems (ECCS) are designed to provide cooling water to the reactor core in the event of a loss of coolant accident (LOCA) to maintain the core temperature within safe limits and prevent core damage.", "negative": "The containment structure is designed to prevent the release of radioactive materials into the environment under accident conditions."}
{"query": "What is a general license registration in the context of nuclear regulation?", "positive": "General License Registration Number: GL-700091-26", "negative": "The address listed for the company is 177 Angell Street, Battle Creek, MI, 490378274."}
{"query": "The management of solid waste generated at the facility is done according to applicable regulations.", "positive": "Non-AEA-regulated solid wastes generated at the CUP will include construction debris, decontaminated materials and equipment, general office trash, boxes, miscellaneous wood packaging and products, steel, pipes, and solid hazardous waste. These materials will be stored in commercial-sized dumpsters and periodically disposed of by a commercial waste disposal operation, except hazardous waste, which will be stored in secure containers in designated hazardous waste storage areas and transported by an appropriately licensed transporter. All non-AEA-regulated solid waste will be managed in accordance with existing regulations and disposed of in a landfill that has been permitted under subtitle D of RCRA or a hazardous waste recycling or disposal facility permitted through NMED or a nearby site.", "negative": "Pursuant to 10 CFR Part 40, Appendix A, Criterion 9, NuFuels has provided a plan for adequate financial assurance for the project NRC approved revised RAPs for each of the project areas in 2011. NuFuels will submit annual financial assurance updates to NRC for review and approval in accordance with LC 9.5 of SUA-1580."}
{"query": "licensed operator requalification program", "positive": "The inspectors reviewed and evaluated the licensed operator examination failure rates for the requalification annual operating exam completed on November 13, 2024.", "negative": "The inspectors evaluated internal flooding mitigation protections in the Units 1 and 2 ECCS pump rooms on November 21, 2024."}
{"query": "What is the purpose of a Quality Assurance Program in nuclear licensing?", "positive": "A Quality Assurance Program is essential for ensuring that all activities relating to the design, construction, and operation of nuclear facilities meet safety standards and regulatory requirements.", "negative": "The fuel handling system is critical for maintaining the reactor's operational efficiency and involves the management of fuel assemblies throughout their lifecycle."}
{"query": "holding time for samples", "positive": "Holding Time Samples (See Below) were received and analyzed outside the hold time.", "negative": "Samples 493624002 (L3-012-101-RAAGS-004-SS) and 493624012 (L2-011-104-FSGS-010-SS) were recounted due to results more negative than the three sigma TPU."}
{"query": "What are the requirements for the containment sump in nuclear safety regulations?", "positive": "The new specification retains the existing requirements on the containment sump and the actions to be taken when the containment sump is inoperable with the exception of adding new actions to be taken when the containment sump is inoperable due to containment accident generated and transported debris exceeding the analyzed limits.", "negative": "A review has determined that the proposed amendment would change a requirement with respect to installation or use of a facility component located within the restricted area, as defined in 10 CFR 20, or would change an inspection or SR."}
{"query": "What is the residual heat removal system (RHRS)?", "positive": "The Residual Heat Removal System (RHRS) is a safety feature designed to remove residual heat from the reactor core under low-power or shutdown conditions to prevent overheating.", "negative": "The NRC places significant emphasis on the importance of operator training and the assessment of knowledge and abilities (K/A) that are critical for ensuring safe reactor operations."}
{"query": "The regulatory framework mandates thorough assessments of potential environmental impacts during nuclear licensing procedures.", "positive": "Nuclear licensing involves the detailed evaluation of an applicant's ability to operate a facility safely and in compliance with regulatory requirements.", "negative": "The geology of the Columbia North Quadrangle was extensively studied in 1949, focusing on the local stratigraphic relationships and formations."}
{"query": "What is Excess Letdown in the context of reactor coolant systems?", "positive": "Excess Letdown is a configuration of the reactor coolant system that allows for controlled removal of coolant to accommodate operational needs or issues such as maintenance and leakage.", "negative": "Unit 1 is at 100% Power and the RP Shift Supervisor has been informed of the intent to establish Excess Letdown."}
{"query": "What regulations must be followed for nuclear licensing submissions?", "positive": "Nuclear licensing involves a comprehensive review process that encompasses safety assessments, environmental evaluations, and the examination of the proposed facility's compliance with regulatory requirements.", "negative": "KH Imports, LLC is a vendor that provides various items for nuclear facilities; the catalog includes multiple equipment codes and descriptions for specific parts."}
{"query": "The NRC dictates that safety analysis must accompany all license applications under Title 10 of the CFR.", "positive": "The KP-FHR relies on a functional containment approach similar to the Modular High Temperature Gas-Cooled Reactor (MHTGR) instead of the typical light water reactor (LWR) low-leakage, pressure retaining containment structure.", "negative": "The reactor coolant is a chemically stable molten fluoride salt mixture, 2LiF\u00b7BeF2 (Flibe with [[ ]]), which also provides retention of fission products that escape from fuel defects."}
{"query": "What are Chi/Q calculations in nuclear safety assessments?", "positive": "Short-term Chi/Q analyses were performed using the PAVAN model. The results of the PAVAN modeling analysis are summarized in Table 2.7-51 and Table 2.7-52.", "negative": "In addition, Case 2 was evaluated with and without building wake effects."}
{"query": "The structural support components of the heat exchanger are analyzed for material loss in various environments.", "positive": "Heat Exchanger (Aux Steam Drain Rec Vent Cond) Tube Side Components | Structural Support                           | Carbon Steel      | Closed-Cycle Cooling Water (Int) | Loss of Material                  | Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24)", "negative": "Heat Exchanger (Auxiliary Steam Drain Receiver Pump Discharge Sample Cooler) Shell Side Components | Leakage Boundary (spatial)                     | Copper Alloy (\u226415 inc and \u22648 Aluminum) | Plant Indoor Air (Ext)         | None                              | None   "}
{"query": "What is the significance of SCC in aging management for metallic storage tanks?", "positive": "Stainless steel tanks (within the scope of AMP XI.M29, \"Outdoor and Large Atmospheric Metallic Storage Tanks\") exposed to air, condensation are subject to cracking due to SCC.", "negative": "Not Applicable. There are no aluminum tanks (within the scope of AMP XI.M29, \"Outdoor and Large Atmospheric Metallic Storage Tanks\") exposed to air, condensation, soil, concrete, raw water, waste water within the screened-in portions of the Steam and Power Conversion Systems. See Subsection 3.4.2.2.7."}
{"query": "NRC exemptions process", "positive": "Exemptions approved by the NRC are detailed in historical information and these references: 4.1.3.2, 4.1.3.3, 4.1.3.4.", "negative": "Historical data plays a crucial role in the development of nuclear safety protocols and regulatory measures that ensure the protection of public health."}
{"query": "The 14-day Completion Time is designed for planned maintenance or inspection activities, allowing operations to continue without interruption.", "positive": "Operation may continue in Condition B for a period that should not exceed 14 days. Alternatively, a Completion Time can be determined in accordance with the Risk Informed Completion Time Program.", "negative": "In the event the inoperable DG is restored to OPERABLE status prior to completing either B.3.1 or B.3.2, the plant corrective action program will continue to evaluate the common cause possibility."}
{"query": "10 CFR 50.69 categorization process", "positive": "A recent Brunswick LAR dated August 17, 2023 (ML23229A456) also asserts how the applicant will follow the same alternative seismic approach in the 10 CFR 50.69 categorization process as that approved by the NRC staff for LaSalle with the following two exceptions.", "negative": "Please describe if the proposed amendment incorporates site-specific LaSalle information in the approved LaSalle 10 CFR 50.69 LAR and RAI responses."}
{"query": "What is the activity of EU-154 in pCi/grams?", "positive": "EU-154 has an activity of 6.90E-03 pCi/grams.", "negative": "The nuclide MDA represents the minimum detectable activity, which is the lowest activity level that can be reliably detected in measurements."}
{"query": "What is the significance of nuclide activity in radiation safety?", "positive": "The activity (pCi/grams) of a nuclide indicates the rate at which it undergoes radioactive decay, which is crucial for assessing potential radiation exposure and safety protocols in nuclear facilities.", "negative": "Emergency procedures must include steps for evacuation and communication in the event of a radiation incident, ensuring that all personnel are accounted for and that the public is informed."}
{"query": "loss of offsite power", "positive": "During the loss of offsite power, the DG powers the motor driven auxiliary feedwater pumps which are automatically started after expiration of the appropriate time delay by the LSELS.", "negative": "The closure of tie breaker 52NG0116 between 480 Vac buses NG01 and NG03 or tie breaker 52NG0216 between 480 Vac buses NG02 and NG04 to repair failed or degraded equipment."}
{"query": "What is the reason for blocking the Steamline Isolation during a reactor cooldown?", "positive": "Per step 8 of 1BEP ES-1.2, the crew will block Steamline Isolation SI once PZR pressure is less than 1930 PSIG, and this will allow the continuation of dumping steam from intact S/Gs to the condenser.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "What is the significance of nuclide identification in nuclear safety?", "positive": "The identified nuclides report lists various isotopes including their energy levels, yields, and activities, which are crucial for assessing the radiological impact and ensuring compliance with regulatory standards.", "negative": "Energy tolerance is defined as 1.000 keV, ensuring statistical validity in measuring spectra during analysis."}
{"query": "The reactor protection system's trip commands are relayed to activate safety mechanisms like the scram solenoid valves.", "positive": "As shown in Figure 3.5.6-1, the HARP portion of the RPS TU in each division includes the MCR manual scram pushbutton input signal that will actuate the solid-state relay output relays.", "negative": "The solid-state relays in the Division 2 and 4 RPS TUs are hardwired together to create a functional OR, so that either pair of relays de-energizing will generate a scram output from the PPS to the scram pilot solenoid valves (along with the associated aforementioned values)."}
{"query": "The NRC conducts evaluations of the impacts on diverse species that may inhabit or move through the action area, especially during the license renewal process.", "positive": "This section evaluates nine species, eight of which are listed and one of which is proposed for listing under the ESA, that may be present in the action area.", "negative": "In 1999, the NRC staff performed an environmental review for the Oconee Station's licensing, which involved numerous administrative processes and technical assessments regarding its operation."}
{"query": "sensitized stainless steel in nuclear components", "positive": "Sensitized stainless steel is defined as those types of unstabilized austenitic stainless steels (typically types 304 and 316) which have been exposed to elevated temperatures (800\u00b0F to 1500\u00b0F) for extended periods of time.", "negative": "Control of welding processes and procedures to avoid HAZ sensitization."}
{"query": "normal range for instrument air pressure", "positive": "The normal range for instrument air is 110 - 115 PSIG.", "negative": "See above. Plausible misconception that the normal range of IA is from 110 - 130 PSIG. The second part is correct."}
{"query": "What is the significance of Radium 226 in groundwater sampling?", "positive": "Radium 226, dissolved | 08/20/24 0:25 |           | 0.37   | 0.11     | 0.32| pCi/L |    | ang     |", "negative": "- **Project ID:** DUP-01-07182024\n- **ACZ Sample ID:** L89112-02\n- **Date Sampled:** 07/18/24 0:00"}
{"query": "What are the actions required when thermal power changes exceed 15%?", "positive": "WHEN rated thermal power change exceeds 15% in one hour, THEN NOTIFY Chemistry to initiate 1-SI-68-28.", "negative": "As Chemistry, acknowledge notification of power change."}
{"query": "What is the project number for the Duke Energy Crystal River plant?", "positive": "**PROJECT NO:** 20070032", "negative": "### Township 17 South, Range 16 East"}
{"query": "What is the significance of temperature measurements in nuclear reactor operations?", "positive": "Temperature measurements are critical in nuclear reactor operations as they ensure that the reactor operates within specified thermal limits to prevent overheating and maintain safety protocols.", "negative": "In contrast, the financial data presented in the report indicates an increase in expenditures related to reactor maintenance and operational procedures."}
{"query": "What are QPTR values in nuclear regulatory processes?", "positive": "Applicant calculates QPTR values by dividing the respective Relative Powers [Step 5] by the Average Relative Powers for each NIS channel detector [Step 6]. The results recorded in appropriate blocks on Attachment 4.", "negative": "The examiner notes that the acceptable range is \u00b1 0.0002 to account for rounding errors."}
{"query": "The functions of the Station Emergency Organization are critical in managing emergency situations effectively.", "positive": "The Station Emergency Organization is responsible for coordinating the onsite emergency response efforts during an emergency event.", "negative": "Effective communication is also crucial in managing relationships with media representatives during an emergency."}
{"query": "What is the significance of K-40 in nuclear regulatory measurements?", "positive": "+ K-40        | 1460.81      | 10.67     | 8.421E+003         | 8.42E+003             | 8.555E+004         | 3.723E+003          |", "negative": "| 87.20        | 3.70      | 4.362E+004         |                       | 1.458E+004        | 2.123E+004          |"}
{"query": "What factors must be evaluated when assessing plant changes in relation to LOCA frequencies?", "positive": "Option one is to directly evaluate the effects of the change on those variables that are most important that affect both the frequencies that are articulated in 1829. And these are things like, you know, did the change affect the plant materials, the environment, the loading, degradation rates, the geometry, and then either the maintenance or the mitigation practices associated with that particular system?", "negative": "So, in terms of plant changes and LOCA frequencies, again they need to demonstrate that they don\u2019t -- There\u2019s, sorry, a couple different options here."}
{"query": "radiological protection staffing", "positive": "The proposed change combines the Protective Action and Radiological Assessment functions and utilizes the two (2) on-shift RP Technicians for performance of these tasks as noted in NUREG-0654, Revision 2.", "negative": "Per NUREG-0654, Revision 1, the Firefighting functional area is addressed by use of a Fire Brigade and managed in accordance with site T.S."}
{"query": "What is the purpose of a probabilistic risk assessment in nuclear safety?", "positive": "Probabilistic risk assessment (PRA) is a comprehensive and systematic evaluation of the risks associated with a nuclear facility, incorporating the likelihood of different types of events and the potential consequences of those events.", "negative": "The coolant system in a reactor is designed to remove heat from the core and transfer it to the steam generator, ensuring that the reactor operates within safe temperature limits."}
{"query": "TVA has announced plans to pursue new advancements in nuclear technology and enhance safety measures related to licensing processes.", "positive": "TVA Board Authorizes New Nuclear Program to Explore Innovative Technology. February 10, 2022. Accessed October 5, 2022 at https://www.tva.com/newsroom/press-releases/tva-board-authorizes-new-nuclear-program-to-explore-innovative-technology.", "negative": "The TVA's strategy includes a wide range of renewable energy projects, such as wind and solar initiatives, which are separate from nuclear energy advancements."}
{"query": "The relationship between the feedwater NPSH and the system's capability to respond effectively to low NPSH conditions is crucial for operation.", "positive": "The examinee must understand the relationship between FW NPSH and Condensate system response to a FW NPSH signal.", "negative": "The Gland Condenser Bypass Valves will get a close signal on the Main Feed pump LOW NPSH alarm in order to bypass the Gland Steam condenser and ensure that maximum flow is getting to the condensate and feed system."}
{"query": "What is the aging management process for concrete structures in nuclear power plants?", "positive": "Loss of material (spalling, scaling) and cracking due to freeze-thaw is a significant consideration in the aging management of concrete used for structural support and water retaining boundaries in nuclear power plants.", "negative": "The NRC requires thorough inspections of various reactor components to ensure compliance with regulatory safety standards."}
{"query": "What is the primary containment isolation instrumentation in nuclear reactors?", "positive": "The Primary Containment Isolation Instrumentation is outlined in section 3.3.6.1 of the Fermi 2 Technical Specifications, specifying the requirements for operable channels and their function within nuclear safety protocols.", "negative": "Fermi 2 TS numbering for the RCIC Function 3.3.5.2 is different than NUREG-1433 numbering for the RCIC Function, which is 3.3.5.3."}
{"query": "What is the projected population growth for counties near DNPS?", "positive": "By 2051, the end of the proposed DNPS operating term, the permanent population (not including transient populations) of the 21 counties is projected to be approximately 9,887,287. Based on 2020\u20132051 population projections, an annual growth rate of approximately 0.17 percent is anticipated for the permanent population in these 21 counties.", "negative": "The area within a 50-mile radius of the DNPS site totally or partially includes 19 counties in Illinois and two counties in Indiana and are detailed in Table 3.11-2."}
{"query": "What is the seismic velocity for hard rock?", "positive": "The seismic velocity for hard, relatively unweathered rock is approximately 13,000 to 16,000 ft./sec.", "negative": "Depths to rock are shown on the profile sections which accompany this report."}
{"query": "piezometric map", "positive": "(Piezometric Map by Davis & Floyd, 1981, Fig. 1)", "negative": "See LAW (1980b) (12 Wells) Wells 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, & 30. (missing were wells 6 through 17, 27, 31, 32, & 33)."}
{"query": "What is the significance of digital modernization in nuclear reactor safety?", "positive": "Digital modernization enhances the safety and efficiency of nuclear reactors by integrating advanced technology to monitor and control systems, providing improved data analytics and response capabilities during operations.", "negative": "Florida Power & Light Co. has implemented several enhancements at Turkey Point Unit 3&4 to improve operational performance and reliability."}
{"query": "The assessment of changes in core damage frequency (CDF) is crucial for evaluating safety improvements in nuclear power facilities.", "positive": "this will result in identifying and assessing the range of reduction in CDF, as well as estimating the representative change for the class.", "negative": "Analysts should use Table 2-2 or more recent data, as appropriate, to perform a preliminary screening of the merit of the proposed nuclear power requirements for the appropriate class of nuclear power plants."}
{"query": "nuclear material quantity limits", "positive": "Greater than 10^4 but less than or equal to 10^5 times the applicable quantities of Appendix B to Part 30 in unsealed form.", "negative": "The NRC provides comprehensive guidelines for the licensing of nuclear reactors, ensuring that safety and operational standards are met."}
{"query": "loss of material due to corrosion in nuclear reactors", "positive": "Loss of material due to general, pitting, and crevice corrosion could occur in steel elements of inaccessible areas for all types of PWR and BWR containments. The existing program relies on ASME Code Section XI, Subsection IWE, and 10 CFR Part 50, Appendix J and JAMPs, to manage this aging effect. Further evaluation is recommended of plant-specific programs to manage this aging effect if corrosion is indicated from the IWE examinations.", "negative": "The DNPS Primary Containment design includes four moisture barriers. Three of these act to stop moisture and other foreign material from entering the 2-inch expansion gap between the drywell shell and the containment shell wall in the Reactor Building."}
{"query": "materials for Sampling and Water Quality System", "positive": "The materials of construction for the Sampling and Water Quality System components are: - Cast Austenitic Stainless Steel - Copper Alloy - Copper Alloy (>15% Zn or >8% Al) - Glass - Gray Cast Iron, Ductile Iron - High-Strength Steel - Nickel Alloy - Polymeric - Stainless Steel - Steel", "negative": "The following aging management programs manage the aging effects for the Station Drainage System components: - Bolting Integrity (B.2.1.10) - One-Time Inspection (B.2.1.20) - Selective Leaching (B.2.1.21) - External Surfaces Monitoring of Mechanical Components (B.2.1.23) - Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24)"}
{"query": "What are the design basis requirements for the RHRSW system?", "positive": "RHRSW Design Basis Requirements.", "negative": "Perform 24.205.06 Division 2 RHRSW Pump and Valve."}
{"query": "core barrel assembly components", "positive": "Core Barrel (CB) Assembly Components", "negative": "VV original locking device type \u2013 spring retainer"}
{"query": "The NRC standards specify limits on the concentrations of radionuclides in drinking water.", "positive": "Radium 226, dissolved | 10/16/24 0:31  |                | 0.33     | 0.09     | 0.47 | pCi/L  | *  | ang     |", "negative": "Sample ID: DUP-03-10032024 | Date Sampled: 10/03/24 0:00 | Date Received: 10/05/24 | Sample Matrix: Groundwater"}
{"query": "What is the process for performing a crosstie operation between chilled water systems?", "positive": "At 1355, a briefing was held in the MCR to perform the crosstie of the VS chilled water system to the 0A VC chilled water system per procedure BOP VC-20, VC Chilled Water System to VS Chilled Water System Crosstie Operation with One Train Inoperable for Maintenance, Revision 4.", "negative": "The station determined the root cause to be inadequate briefing with contributing causes including lacking system knowledge and experience and less than adequate procedural guidance."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) is a document that provides a comprehensive analysis of the safety implications of a proposed nuclear facility, addressing the structures, systems, and components important to safety.", "negative": "The fuel cycle involves the processes of mining, milling, enrichment, and fabrication of uranium into fuel for reactors."}
{"query": "B values for low-level waste (LLW) disposal", "positive": "The values shown in this table for the years 2024 and 2022 are developed in Appendix B, with all values normalized to the burial costs calculated for the year 1986.", "negative": "Effective with NUREG-1307, Revision 16, the Compact Waste Facility (CWF) in Andrews County, Texas, is available as a full-service facility for waste generators located in States affiliated with the Texas Compact."}
{"query": "What are the inspection procedures for nuclear facility operations?", "positive": "The NRC has established Inspection Procedures to ensure that nuclear facilities operate safely and comply with regulations.", "negative": "The document also includes information about recent staff changes and training schedules."}
{"query": "The NRC mandates that acceptance tests are applied for the nonsafety-related portions of the project.", "positive": "This test abstract will be performed on Unit 2 via preoperational test(s) on the safety-related portions and acceptance tests(s) on the nonsafety related portions.", "negative": "The main turbine system will undergo a comprehensive preoperational test to ensure its operational readiness before entering full service."}
{"query": "radioactivity measurement and reporting", "positive": "The radionuclide K-40 has an activity of 1.318+/-0.01 with an uncertainty of 1.348+/-0.01, measured in g dry on 08/07/20 at 12:41, and reported on 09/22/20 with a count date of 4867.", "negative": "The uncertainty values indicate the precision of the measurement and are crucial for ensuring regulatory compliance."}
{"query": "The reactor operator accidentally adjusted the control rod to an incorrect position during a routine operation.", "positive": "The error is immediately reported before selecting the next control rod.", "negative": "All adjacent control rods are at position 48."}
{"query": "The NRC stipulates that license holders must adhere to the technical specifications outlined in their operating licenses.", "positive": "The amendment provides for changes to the technical specifications of the facility in accordance with regulatory requirements to ensure compliance with safety standards.", "negative": "The regular maintenance of the reactor system is essential to prolong its operational life and ensure efficient performance."}
{"query": "MCNP model infinite array", "positive": "Figure 15 Radial Cross Section View of MCNP Model of an Infinite 8x8 Array Eccentric Positioning, Fuel Assemblies Toward the Center, Reflective Boundary Conditions", "negative": "The regulatory compliance assessment was conducted to ensure that all safety measures were effectively documented and communicated to the stakeholders."}
{"query": "What is COBRA-FLX and how does it relate to nuclear safety?", "positive": "COBRA-FLX is a thermal-hydraulic code used to predict critical heat flux in nuclear reactor systems and is essential for ensuring the safety and efficiency of reactor operation.", "negative": "The report details various test assembly conditions which include factors such as water temperature and pressure but do not directly relate to the COBRA-FLX functionality."}
{"query": "nuclear fuel assembly burnup limits", "positive": "Assembly Average Burnup \u2264 32.5 GWD/MTU", "negative": "The enrichment levels determine the amount of fissile material in the fuel."}
{"query": "radiopharmaceutical extravasation management", "positive": "In summary, there is no clinical data that supports Lucerno Dynamics' claim that extravasation of diagnostic radiopharmaceuticals is a patient safety issue.", "negative": "In the absence of such data, I believe that extravasations are best managed on an institutional level at the discretion of the authorized user and do not require additional NRC regulation."}
{"query": "content spray system", "positive": "ENSURE Cntnt spray actuated. <br> 3. ENSURE Cntnt spray pumps running. <br> 4. ENSURE Cntnt spray flow.", "negative": "WHEN 10 minutes has elapsed since Phase B actuated, THEN <br> 10. DISPATCH AUO to perform Attachment 1 (1-E-0), Ice Condenser AHU Breaker Operation."}
{"query": "The document contains replies to inquiries made by the NRC regarding safety analysis and licensing requirements.", "positive": "Response to NRC Request for Additional Information", "negative": "The foregoing document was acknowledged before me, in and for the County and Commonwealth aforesaid, today by Mr. Mark D. Sartain, who is Vice President \u2013 Nuclear Engineering and Fleet Support, of Dominion Energy South Carolina, Inc."}
{"query": "Philadelphia terrane characteristics", "positive": "The Philadelphia terrane (Figure 2.5.1-8a and 2.5.1-8b) consists mostly of the Wissahickon Formation along with granodiorite and granitic intrusions of the Wilmington Complex. The characteristics of the Wissahickon Formation are described in Plank et al. (Reference 2.5.1-168). The primary lithologies comprising the Wissahickon Formation are aluminous to quartz-rich gneisses interlayered with amphibolites.", "negative": "One of the component units consists of low-grade meta-mafic to metalumafric rocks with protoliths that range in composition from pelitic to tuffaceous basalt; these rocks have been interpreted to be amphibolic components and to represent oceanic crust that was substrate to a volcanic arc (Reference 2.5.1-86)."}
{"query": "The NRC mandates that any analytical results must meet specified reporting limits to ensure compliance with safety standards.", "positive": "Strontium-90                   | U         | -0.0969    | +/-0.0724          | 0.155  | 0.400 | pCi/g  |    |    | JXC9    | 11/06/19  | 1526  | 1933654 | 1      |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "Chemical and Volume Control System", "positive": "The Chemical and Volume Control System is capable of reducing the concentration of ionic isotopes in the purification stream as required in the design basis.", "negative": "If the normal charging line is not available, charging to the Reactor Coolant System can be continued via reactor coolant pump seal injection at the rate of approximately 5 gm per pump."}
{"query": "The NRC requires a licensee to submit sufficient information related to ITAAC notifications.", "positive": "ITACCs are verification items identified in the licensing process that are necessary to ensure compliance with the regulatory framework for plant construction and operation.", "negative": "In 2020, the NRC emphasized the importance of community engagement in nuclear power plant assessments."}
{"query": "What is the significance of radioisotopes in radiation safety surveys?", "positive": "Radioisotopes approved for use must be reported for safety evaluations in labs handling such materials.", "negative": "The RSO quarterly inspection includes checks for compliance with a number of safety measures and inventory records."}
{"query": "Licensees must obtain permission for specific activities related to the nuclear facility to ensure compliance with regulations.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for licensing and regulating commercial nuclear power plants to ensure they operate safely within the safety standards established by federal regulations.", "negative": "The maintenance of safety equipment is crucial to the overall operations of a power generation facility, ensuring that all systems are functioning correctly and efficiently."}
{"query": "What is the purpose of a Safety Analysis Report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document detailing the safety assessment of a nuclear facility, including potential hazards and the measures taken to mitigate risks.", "negative": "The cooling system in a nuclear reactor is designed to remove excess heat from the reactor core and prevent overheating during normal operation."}
{"query": "What are the failure modes of fission chambers?", "positive": "Failure modes of fission chambers, ion chambers, and proportional counters    | 3.1        |", "negative": "Theory and operation of voltmeters, ammeters, frequency detectors, and ground detectors | 2.4 |"}
{"query": "What are the implications of interpretive rule changes in nuclear regulation?", "positive": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age.", "negative": "Scrap this 'interpretive' rule change. Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!"}
{"query": "What is ex-plant materials harvesting in nuclear regulatory research?", "positive": "The NRC\u2019s Office of Nuclear Regulatory Research (RES) is sponsoring a March 7-8, 2017, workshop on Ex-Plant Materials Harvesting, to be held at NRC headquarters.", "negative": "Data from ex-plant materials could help address technical gaps identified for extended operation of nuclear power plants due to highly relevant aging conditions."}
{"query": "reasonable accommodation for participation in NRC meetings", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "Determinations on requests for reasonable accommodation will be made on a case-by-case basis."}
{"query": "What are the entry conditions for Loss of Containment Integrity?", "positive": "Which event is an entry condition into 1BOA PRI-11, Loss of Containment Integrity?", "negative": "Unit 1 is at 100% power."}
{"query": "design basis site-specific parameters", "positive": "The design basis site-specific parameters and analyses that require verification by the MAGNASTOR\u00ae SYSTEM user are: a temperature of 76\u00b0F is the maximum average yearly temperature.", "negative": "The potential for fire and explosion shall be addressed, based on site-specific considerations."}
{"query": "plant licensing basis", "positive": "The objective of the licensing basis section is to provide information regarding any changes to the plant licensing basis due to the sump evaluation or plant modifications.", "negative": "The screen for the system is designed to capture large debris while allowing smaller particles to pass into the reactor core."}
{"query": "What is the significance of Plutonium-241 in nuclear safety assessments?", "positive": "| Sample                            | Analyte         | Value                       |\n|-----------------------------------|----------------|-----------------------------|\n| 493624003 (L3-012-101-RBGS-004-SS)| Plutonium-241   | Result - 2.96 < MDA 5.69 > RDL 5 pCi/g |", "negative": "Samples (See Below) were received and analyzed outside the hold time."}
{"query": "Licensees must submit detailed safety analyses and reports to demonstrate compliance with the regulatory requirements.", "positive": "The NRC requires licensees to submit applications for the issuance of operating licenses, including safety analysis reports.", "negative": "Many components of the reactor are designed to enhance the overall thermal efficiency and operational performance of the nuclear facility."}
{"query": "radiation protection requirements in nuclear licensing", "positive": "Radiation protection measures are essential to ensure the safety of workers and the public from radioactive exposures during routine operations and postulated accidents.", "negative": "Aquatic ecology assessments evaluate the impact of a proposed project on local water bodies and their ecosystems, focusing on fish populations and plant life."}
{"query": "What aging effects are associated with Yard Structures in nuclear facilities?", "positive": "The following aging effects associated with the Yard Structures components require management: Cracking, Distortion, Increase in Porosity and Permeability, Loss of Bond, Loss of Material, Loss of Material (Spalling, Scaling), Loss of Preload, Loss of Strength.", "negative": "The materials of construction for the Yard Structures components are: Carbon and Low Alloy Steel Bolting, Carbon Steel, Galvanized Bolting, Galvanized Steel, Reinforced concrete."}
{"query": "What is the significance of performing a circulating water temperature check in nuclear operations?", "positive": "The operator must perform a circulating water temperature check to ensure that the systems are functioning within the required temperature ranges, which is critical for safe reactor operations.", "negative": "Appropriate training and evaluation are crucial for ensuring that staff can effectively manage emergency scenarios and maintain compliance with regulations."}
{"query": "fluid quality in nuclear reactors", "positive": "Fluid Quality values range from 0 to 1", "negative": "PCT ELEVATION = 7.25 FT"}
{"query": "proposed license amendment request to revise emergency plan", "positive": "Virginia Electric and Power Company (Dominion Energy Virginia) is requesting Nuclear Regulatory Commission (NRC) approval of proposed changes to the Renewed Facility Operating License Numbers NPF-4 and NPF-7 for North Anna Power Station (NAPS), Units 1 and 2, respectively, and Renewed Facility Operating License Numbers DPR-32 and DPR-37 for Surry Power Station (SPS), Units 1 and 2, respectively.", "negative": "The extension of facility activation time requirements for the Technical Support Center (TSC), Operational Support Center (OSC), and Corporate Emergency Response Center (CERC) to 90 minutes is vital for ensuring effective emergency response."}
{"query": "average enrichment level of uranium", "positive": "The table provides data on the Initial Assembly Average Enrichment wt % 235U (E) which is crucial in determining fuel performance and safety margins in BWR reactors.", "negative": "The document also describes various operational protocols that must be adhered to during safety inspections, emphasizing the need for thorough documentation and adherence to guidelines."}
{"query": "NuScale Standard Design Approval", "positive": "NuScale Power, LLC is seeking approval for its Standard Design Approval Application, which outlines the technical specifications and safety analysis necessary for the regulatory review process.", "negative": "The agenda included a discussion on public comments and how they will be considered as part of the decision-making process."}
{"query": "manual safety assessment", "positive": "Perform a Manual Safety Assessment (Shutdown)", "negative": "Determine Post-Maintenance Testing Requirements"}
{"query": "The NRC has outlined specific timelines for responding to supplementary information requests related to licensing applications.", "positive": "As indicated in Reference 2, the schedule for responding to the requests for additional information (RAI) and request for confirmation of information (RCI) is within 30 days from the date of the email with the exception of RAI 4.3.2-3 which is due within 45 days from the date of the email.", "negative": "In Reference 1, Constellation Energy Generation, LLC (CEG) submitted a License Renewal Application (LRA) for Clinton Power Station, Unit 1 (CPS)."}
{"query": "The NRC requires specific assessments for determining the impacts on water bodies for new project developments.", "positive": "The delineation included herein has been conducted to identify the location and extent of the aquatic resource boundaries and/or the jurisdictional status of aquatic resources for purposes of the Clean Water Act for the particular site identified in this request.", "negative": "Enclosed with this letter is a copy of the PJD. If you agree with the findings of this PJD and understand your options regarding the same, please sign and date the form and return it to this office within 30 days of receipt of this letter."}
{"query": "What is the purpose of the Containment Pressure Control System in nuclear reactors?", "positive": "These pressure sensors are part of the Containment Pressure Control System which is designed to maintain the containment pressure within design limits.", "negative": "The spray nozzles can also be periodically tested using a vacuum blower to induce air flow through each nozzle to verify unobstructed flow."}
{"query": "The NRC establishes certification requirements for the contents and configuration of spent fuel storage systems.", "positive": "The CY-MPC 24-Assembly Basket Fuel Loading Positions are crucial for determining the proper arrangement of spent fuel assemblies during storage.", "negative": "The NRC's guidelines emphasize the importance of clear documentation and consistent communication among regulatory bodies."}
{"query": "The NRC mandates that licensees submit reports detailing significant events promptly to ensure proper oversight and response actions.", "positive": "Paragraph 70.74(a) requires each licensee subject to Subpart H of Part 70 to report all events described in Part 70, Appendix A, to the NRC Operations Center, including supplemental information as it becomes available.", "negative": "Section 70.73 lists the regulations that apply to license renewal applications."}
{"query": "background radiation regulations", "positive": "Background radiation is defined in 10 CFR \u00a7 20.1003 as, \u201cRadiation from cosmic sources; naturally occurring radioactive material, including radon (except as a decay product of source or special nuclear material); and global fallout as it exists in the environment from the testing of nuclear explosive devices or from past nuclear accidents, such as Chernobyl, that contribute to background radiation and are not under the control of the license.\u201d", "negative": "For the average U.S. resident, the total effective dose from background radiation sources is approximately 3.1 mSv/yr [310 mrem/yr] but varies by location and elevation."}
{"query": "DNBR limit in nuclear safety analysis", "positive": "For deterministic DNB analyses, the design DNBR limit is set equal to the applicable code/correlation limit and it is termed the DDL.", "negative": "These design limits are two of the Design Basis Limits for Fission Product Barriers (DBLFPB) described in Reference 13."}
{"query": "The frequency of Plant Review Board (PRB) meetings will be adjusted to not occur on a set monthly schedule.", "positive": "The quorum requirements of the Plant Review Board (PRB) are removed from the QATR in the proposed change.", "negative": "Example changes that represent a RIC at Farley, Hatch, and/or Vogtle 1&2:"}
{"query": "k-eff calculation", "positive": "| Case g filename | k-eff   | \u03c3        | k = k-eff + 2\u03c3  | AEG      |\n|-----------------|---------|----------|------------------|----------|\n| npicg_00.out    | 0.80078 | 0.00028  | 0.80134          | 47.862   |", "negative": "The calculated values are used to determine the adequacy of the safety analysis supporting the licensing process."}
{"query": "The assessment indicates that licensees have the flexibility to maintain their existing treatment of LOCAs due to the voluntary nature of the new regulations.", "positive": "The assessment states that licensees would not be required to comply with the proposed amendments and would have the option to continue their current treatment of LOCAs.", "negative": "They need to understand what the expectations are when they submit."}
{"query": "minimum initial assembly average enrichment of U-235", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "The table presents various assembly average burnup values categorized by specific ranges of enrichment."}
{"query": "wind speed data for nuclear sites", "positive": "Table 2.3-36 shows the percentage frequency of wind direction and speed (MPH) during May at the GGNS site, providing important meteorological data for safety analysis.", "negative": "The quality assurance program is essential for ensuring compliance with regulatory requirements and enhancing operational safety."}
{"query": "What is the reporting limit in nuclear analytical chemistry?", "positive": "The reporting limit (RL) is the lowest concentration of a substance that can be reliably detected and reported in analytical testing.", "negative": "Client Sample ID: L1-SUB-TDS-FSGS-B06-SB"}
{"query": "The request involves updating technical specifications to include risk-informed completion times for reactor safety measures.", "positive": "Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, 'Provide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4b'", "negative": "The Grand Gulf Nuclear Station is known for its advanced boiling water reactor technology, which plays a crucial role in achieving safe and efficient energy production."}
{"query": "heat transfer in containment structure", "positive": "For a conductor representing the containment floor or sump walls that will eventually be covered with water from the break and condensate, the Split heat transfer option is used to switch the heat transfer from the vapor phase to the liquid phase as the liquid level in the containment builds. A quicker transition to liquid heat transfer is more conservative for containment analysis.", "negative": "Containment walls above grade and the containment dome have a specified external temperature boundary condition with a heat transfer coefficient of 2.0 Btu/hr\u00b7ft\u00b2\u00b7\u00b0F to model convective heat transfer to the outside atmosphere."}
{"query": "What are the actions required in response to a Steam Generator Tube Leak?", "positive": "Selecting rate of load reduction is a response relevant to a Steam Generator Tube Leak.", "negative": "The proposed references to be provided include documentation on malfunctions of the reactor control systems."}
{"query": "radioactive shipment survey", "positive": "If UZ29015, is the Radioactive Shipment Survey Complaint? Yes/No.", "negative": "The client designated samples as hazardous, including PCBs, Flammable materials, Foreign Soil, RCRA, Asbestos, and Beryllium."}
{"query": "class 1 piping aging management", "positive": "Cracking due to SCC (for stainless steel or nickel alloy surfaces exposed to reactor coolant only), IGSSC (for stainless steel or nickel alloy surfaces exposed to reactor coolant only), thermal, mechanical, vibratory loading.", "negative": "Water Chemistry (B.2.1.2)"}
{"query": "What are Completion Times in nuclear regulatory context?", "positive": "Fermi 2 Specification 3.8.7, Distribution Systems - Operating, has an 8 hour Completion Time for one or more AC electrical power distribution subsystems inoperable (Condition A). One or more required DC electrical power distribution subsystems (Condition B) inoperable.", "negative": "In addition to these regulatory programs, Section 1.3 of the Technical Specifications is revised to require administrative controls to limit the maximum time allowed for any combination of..."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of detailed regulatory reviews conducted by the NRC to ensure that the proposed facility meets safety, security, and environmental standards.", "negative": "The safety analysis report must be updated regularly to reflect operational changes and ongoing assessment of the plant's performance."}
{"query": "What safety equipment is required for personnel involved in mitigation activities?", "positive": "Personnel involved in mitigation activities will need to be equipped with fitted respirators (i.e., N95 or greater) and closed-sided goggles, in addition to other routine personal protective equipment.", "negative": "The hazards assessments in this report were conducted within a probabilistic framework that evaluates a broad range of potential conditions or scenarios."}
{"query": "The Surveillance Requirements for Control Rod Block Functions detail the actions to be taken when certain conditions are met.", "positive": "When an RBM channel is placed in an inoperable status solely for performance of required Surveillances, entry into associated Conditions and Required Actions may be delayed for up to 6 hours provided the associated Function maintains control rod block capability.", "negative": "During the reactor's startup phase, various checks are conducted to ensure all systems are operational and safe for power generation."}
{"query": "The evaluation of digital systems in nuclear facilities must adhere to rigorous safety standards.", "positive": "The Defense-in-Depth strategy is vital for ensuring that safety systems are robust and capable of addressing potential failures in a nuclear reactor.", "negative": "Regular maintenance and enhancements of digital systems are essential for operational efficiency at the Turkey Point facility."}
{"query": "IEEE Standard 279-1971", "positive": "Cables and conduits routed in non-Category I structures associated with safety related functions or anticipatory trips (i.e., turbine trip on reactor trip, reactor trip on turbine trip, loss of feedwater) are designed to meet IEEE Standard 279-1971 including redundancy, separation, and single failure criteria (see detailed description in Section 7.2.1.1.2).", "negative": "The initial turbine controls trip system was a series of contacts that directly fed the Auto Stop Trip (AST) solenoids that would depressurize the Digital Electro-Hydraulic (DEH) header and trip the turbine."}
{"query": "probabilistic seismic hazard analysis", "positive": "A probabilistic seismic hazard analysis (PSHA) was performed for the GGNS following the procedure provided in RG 1.165 (Reference 4). The results were deaggregated in terms of earthquake magnitude (Mw) and distance to determine the controlling earthquakes for the site.", "negative": "The EPRI 2003 ground motion model provides median ground motion models for the Mid-continent and the Gulf region of the central and eastern U.S. (Reference 13). In addition, the model is defined for different seismic source types, including General Area sources, and Fault."}
{"query": "The characteristics of nuclear fuel assemblies typically include parameters such as the number of fuel rods and the dimensions of fuel pellets.", "positive": "| Assembly Type | Assembly Subtype | No. of Fuel Rods | No. of Guide Tubes | Max Pitch (inch) | Min Clad OD (inch) | Min Clad Thick. (inch) | Max Pellet OD (inch) | Max Active Length (inch) | Max Load (MTU) |\n|---------------|-------------------|------------------|---------------------|-------------------|---------------------|------------------------|----------------------|-------------------------|-----------------|\n| BW15x17       | BW15H1            | 208              | 17                  | 0.568             | 0.43                | 0.0265                 | 0.3686               | 144.0                  | 0.4858          |", "negative": "The assembly characteristics represent cold, unirradiated, nominal configurations."}
{"query": "categorical exclusion criteria", "positive": "Accordingly, the proposed amendment meets the eligibility criterion for a categorical exclusion set forth in 10 CFR 51.22(c)(9).", "negative": "The proposed amendment does not involve: 1. a significant hazards consideration, or 2. authorize a significant change in the types or a significant increase in the amounts of any effluent that may be released Off-site, or 3. result in a significant increase in individual or cumulative occupational radiation exposure."}
{"query": "Management of structural integrity is crucial for supports like cable trays and HVAC ducts due to aging effects.", "positive": "Reduction in Concrete Anchor Capacity", "negative": "Increase in Porosity and Permeability, Cracking, Loss of Material (Spalling, Scaling)"}
{"query": "Rad Liquid Scintillation Analysis", "positive": "Rad Liquid Scintillation Analysis is a method used to detect and measure specific radioactive isotopes in a sample, whereby certain parameters such as the concentration of Nickel-63 are quantified along with their associated uncertainties.", "negative": "Similarly, various analytical methods like ASTM C 1475-00 Modified and EPA 905.0 Modified are employed for different testing procedures to ensure accurate results in various scientific analyses."}
{"query": "beach heather habitat requirements", "positive": "In MN, beach heather is sometimes found on high and sandy beaches of large lakes, well beyond the reach of normal wave action.", "negative": "All the populations of beach heather in Minnesota are small and restricted to active sand dunes."}
{"query": "What is stress corrosion cracking in stainless steel alloys?", "positive": "Cracking due to stress corrosion cracking (SCC) could occur in indoor or outdoor SS piping, piping components, and tanks exposed to any air, condensation, or underground environment when the component is: (a) uns insulated; (b) insulated; (c) in the vicinity of insulated components, or (d) in the vicinity of potentially transportable halogens. Cracking can occur in environments containing sufficient halides (e.g., chlorides) in the presence of moisture.", "negative": "Loss of material is not an aging effect for copper alloys in a condensation environment."}
{"query": "dropped rod accident", "positive": "Figure 15-182 illustrates the changes in the bank control rod position over time during a dropped rod accident, detailing specific measurements at intervals of 0, 30, 60, 90, 120, and 150 seconds.", "negative": "The reactor core design incorporates advanced safety features to ensure operational stability and efficiency throughout its lifecycle."}
{"query": "What is the importance of diverse instrumentation in reactor safety?", "positive": "Diverse instrumentation is critical in ensuring that the reactor protection system can respond reliably during various events, such as a decrease in feedwater temperature or a failure of the steam pressure regulator.", "negative": "Loss of stator cooling can lead to significant operational challenges in electric generators, but it does not directly impact the instrumentation used for reactor protection."}
{"query": "What is meant by 'ordinary high-water level' in the context of dredged material management?", "positive": "\"Ordinary High-Water Level (OHWL)\" means the boundary of waterbasins, watercourses, public waters, and public waters wetlands, and shall be an elevation delineating the highest water level which has been maintained for a sufficient period of time to leave evidence upon the landscape, commonly that point where the natural vegetation shifts from predominantly aquatic to predominantly terrestrial.", "negative": "A significant storm event is characterized by rainfall greater than 1.0 inches and must occur at least 72 hours after the last measurable storm event."}
{"query": "What does the No Action Alternative mean for nuclear licensing?", "positive": "The best option for NRC, VC Summer, the communities within a 50-mile radius of VC Summer, and the energy consumers and ratepayers is the No Action Alternative.", "negative": "Dominion Energy\u2019s home state of Virginia rates 20th out of 51 in the US, while South Carolina ranks next to last at 49th."}
{"query": "TMI-2 accident cleanup", "positive": "EPRI staffed its TMI-2 site office from 1980 to 1992 with the purpose of transferring TMI-2 accident cleanup data and experience to member utilities and to provide technical support to the cleanup program.", "negative": "The papers in the proceedings may be purchased from the ANS Web site (http://www.ans.org/pubs/journals/nt/v_87)."}
{"query": "license renewal process for nuclear power plants", "positive": "As part of the license renewal process, the U.S. Nuclear Regulatory Commission (NRC) requires that the license renewal application include an environmental report (ER) that assesses the impacts from continued operation and any refurbishment to be undertaken to enable the continued operation of the units.", "negative": "Figures depicting the station site and the vicinity within a 6-mile radius of the reactor units (Figures 1 and 2) are attached."}
{"query": "Radioactive isotopes of noble gases, such as krypton and xenon, primarily lead to whole-body doses through external exposure after being released into the atmosphere.", "positive": "Exposure of a man to an atmosphere contaminated with radioactive isotopes of these elements results only in an external, whole-body dose from submersion in the radioactive cloud.", "negative": "The total whole-body population exposure occurring as a result of increased cosmic radiation during commercial air travel is estimated at 90,000 man-rem in the United States during 1969 (Reference 22)."}
{"query": "The analysis of Radium concentrations is vital due to its regulatory implications in monitoring wells.", "positive": "Concentrations that are greater than the LLD are represented by a closed symbol.", "negative": "Insufficient Water for Sampling after May 2012"}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory steps to ensure safety and compliance with established standards, including the submission of detailed technical safety evaluations and environmental assessments by the applicant.", "negative": "The reactor's coolant system must maintain a constant temperature to ensure efficient energy production throughout the operational cycle."}
{"query": "The assessment of the risk metrics showed an increase in Core Damage Frequency attributable to LOCA debris.", "positive": "The calculated risk increase due to failures caused by LOCA-generated debris (\u0394CDF and \u0394LERF) shown in Table 5-4 and Table 5-5, along with the baseline CDF and LERF from Table 5-3, is compared with the guidelines in RG 1.174, as shown in the figures below.", "negative": "A bounding evaluation was performed for the risk contribution of the SSBI using the PBN IE PRA model."}
{"query": "The NRC stipulates that simulation analyses must incorporate seismic dam failure assessments to ensure compliance with safety regulations...", "positive": "Fukushima NTTF Recommendation 2.1: Seismic Dam Failure Simulations provide critical guidance for evaluating potential failure modes related to seismic events.", "negative": "Tennessee Valley Authority SQN Drawing 46W455-30 details the specifications for architectural door frames, including material quality and dimensions."}
{"query": "subsequent license renewal application", "positive": "The application for a subsequent license renewal (SLR) is intended for facilities that have previously received a license renewal, allowing them to operate beyond the originally licensed period, contingent upon meeting regulatory requirements for safety and environmental protection.", "negative": "The North Anna Power Station operates on nuclear energy, which is generated through a process of nuclear fission, where atomic nuclei are split to release energy."}
{"query": "What is the condition described by the Lawson Criterion regarding plasma performance?", "positive": "The Lawson Criterion - nT\u03c4E is a measure in magnetic fusion energy indicating the product of plasma density (n), temperature (T), and confinement time (\u03c4E) that must be achieved for sustained nuclear fusion reactions.", "negative": "The operational methods listed include various public projects and private companies involved in fusion energy research, but do not pertain to the Lawson Criterion specifically."}
{"query": "What are the requirements for isolating flow paths in nuclear systems?", "positive": "With both the isolation and control valves inoperable in one flow path, the affected flow path must be restored to OPERABLE status or isolated within a Completion Time of 8 hours. The method of isolation must include the use of at least one isolation barrier that cannot be adversely affected by a single active failure.", "negative": "The Completion Time of \"once per 7 days\" is appropriate considering the fact that the devices are operated under administrative controls, valve status indications in the main control room and the probability of their misalignment is low."}
{"query": "The U.S. Nuclear Regulatory Commission evaluates submissions for digital control systems to ensure they maintain safety standards.", "positive": "The proposed amendment requests would change both the design and technical specifications to permit the use of a new single digital instrumentation and controls (I&C) PPS to replace the previously independent analog instrumentation systems of the reactor protection system, the nuclear steam supply shutdown system (NSSS), emergency core cooling system (ECCS), reactor core isolation cooling system, and end-of-cycle reactivity control pump trip at Limerick.", "negative": "The NRC relies on comprehensive data from licensees to assess and support their safety-related operational changes."}
{"query": "The NRC evaluates the effectiveness of decay heat removal systems during various operational states.", "positive": "The LGS Decay Heat Control procedure outlines the strategies to manage decay heat in emergency operations, crucial for maintaining core cooling and safety.", "negative": "Reference 42 discusses the introduction and references for BWROG Emergency Procedure and Severe Accident Guidelines, providing a foundation for emergency management protocols."}
{"query": "The potential risk posed by waves as a natural hazard is evaluated in the context of external safety assessments.", "positive": "Waves  | above the main surface of a body of water as a result of the wind blowing over an area of fluid surface. | against waves, including those associated with the combined storm surge hazard evaluated in the FHRR. Based on this review, the Waves hazard is considered to be negligible. There are no configuration-specific considerations for this hazard. This hazard can be excluded from the TSTF-505 program evaluation.", "negative": "The screening criteria for terrestrial hazards include various factors that impact the structural integrity of the facility, ensuring overall safety during operations."}
{"query": "How do computer safety models predict fuel-cladding temperature escalations?", "positive": "Computer safety models have failed to accurately predict the onset of the fuel-cladding temperature escalation that occurred in the LOFT LP-FP-2 experiment.", "negative": "In addition to phenomena which would occur in the design basis accident temperature range: fuel cladding temperatures lower than the 2200\u00b0F PCT limit."}
{"query": "radioactive waste handling procedures", "positive": "As discussed in Section 2.2.6, DNPS has radioactive waste stream handling and shipping procedures.", "negative": "DNPS operates its air emission sources in compliance with IEPA Title 35 IAC, Subtitle B, Chapter 1, and the CAA."}
{"query": "What is sump energy in nuclear reactor safety analysis?", "positive": "Sump Energy (Btu) is the internal energy of the water in the sump relative to 32\u00b0F.", "negative": "One Spray Train On @ 95 sec"}
{"query": "What are the aging effects of concrete in nuclear facilities?", "positive": "Increase in porosity and permeability; cracking; loss of material (spalling, scaling) due to aggressive chemical attack.", "negative": "Masonry walls are critical for structural support and must be carefully monitored for any signs of deterioration."}
{"query": "population growth in the Region of Influence", "positive": "The Horizon Center site (HCS) is located in Roane County, Tennessee, within the limits of the City of Oak Ridge, which spans portions of both Roane and Anderson counties. Oak Ridge had a population of 31,402 in 2020, while Roane County had a population of 53,404 (USCB, 2020).", "negative": "The data used in this section are the most current and complete data identified to address each topic. In most cases, those data represent relatively current conditions in the study area (for example, 2015-2019 American Community Survey [ACS] 5-year estimates provided by the U.S. Census Bureau [USCB] and USCB 2020 Decennial Census data), or projected conditions during the expected life of the proposed project."}
{"query": "A licensee is required to monitor the levels of strontium-82 and strontium-85 to ensure they do not exceed regulated limits before patient use.", "positive": "A licensee that uses a strontium-82/rubidium-82 generator for preparing a rubidium-82 radiopharmaceutical shall, before the first patient use of the day, measure the concentration of radionuclides strontium-82 and strontium-85 to demonstrate compliance with subsection (A).", "negative": "Except as provided in R12-1-710, a licensee shall require an authorized user of unsealed radioactive material for the uses authorized under Group 200 to be a physician who has: Certified by a medical specialty board whose certification process has been recognized by the NRC or an Agreement State and who meets the requirements in subsection (A)(3)."}
{"query": "The NRC emphasizes the importance of evaluating accessible areas when assessing the condition of containment structures for aging effects.", "positive": "Increase in porosity and permeability due to leaching of calcium hydroxide and carbonation could occur in inaccessible areas of concrete elements of PWR and BWR concrete and steel containments. The GALL Report recommends further evaluation if leaching is observed in accessible areas that impact intended functions.", "negative": "The DCPP containment is located in a region where weathering conditions are considered \u201cnegligible\u201d as shown in ASTM C33, Figure 1. The containment is designed to be exposed to precipitation."}
{"query": "What is the significance of containment accident pressure in the flashing analysis for nuclear reactors?", "positive": "Flashing would occur if the pressure immediately downstream of the strainer is lower than the water vapor pressure at the sump temperature. The pressure downstream of the strainer can be calculated by adding the strainer submergence (from the top of the strainer) to the containment pressure, before subtracting the strainer head loss. The Wolf Creek analysis showed that, if the containment pressure is assumed to be equal to water vapor pressure at the corresponding sump temperature, a minimum containment accident pressure of 0.97 psi (rounded to 1 psi) needs to be credited to preclude flashing.", "negative": "No near-field settling was credited in Wolf Creek head loss testing. As described in the Response to 3.f.4, the debris introduction region of the test tank was equipped with hydraulic mixing lines that provided a sufficient level of turbulence to keep debris suspended without disturbing the debris bed."}
{"query": "reduction of loads on the battery", "positive": "Gen KA # / Rating: 055.EA1.04 - Ability to operate and monitor the following as they apply to a Station Blackout: Reduction of loads on the battery.", "negative": "**Time Allotment:** 10 minutes"}
{"query": "Understanding the operational impacts associated with the loss of service air in the compressed air system is crucial for safety regulations.", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to the compressed air system: (CFR: 41.7 / 45.7)  - **K 5.02** Loss of service air 2.3", "negative": "Knowledge of compressed air system design feature(s) and/or interlock(s) that provide for the following: (CFR: 41.7)  - **K 4.01** Containment isolation 3.7"}
{"query": "What are the responsibilities of a radiation protection technician at nuclear plants?", "positive": "Specifically, it was alleged that a radiation protection technician (RPT) changed the characterization of dose rates to avoid posting of a locked high radiation area as required.", "negative": "In July 2019, an OI investigation concerning APINDE was referred to the U.S. Department of Justice\u2014Environmental Crimes Division (DOJ-ECD) and was accepted for prosecution."}
{"query": "What is the function of containment sumps in nuclear reactors?", "positive": "The containment sumps provide a borated water source to support recirculation of coolant from the containment sumps for residual heat removal, emergency core cooling, containment cooling, and containment atmosphere cleanup during accident conditions.", "negative": "Safety analysis is crucial during any accident, but mechanisms like emergency core cooling systems must also be tested regularly to ensure functionality."}
{"query": "The NRC assessed the effects of discharging cooling water and determined the impact from scouring would be minimal.", "positive": "In the 2013 license renewal GEIS, the NRC reviewed the impacts of scouring caused by discharged cooling water and found the impacts would be SMALL.", "negative": "Natural sediment transport processes could bring fresh sediment into the discharge flow area."}
{"query": "What is the wind speed measurement relevant in nuclear safety assessments?", "positive": "WIND SPEED       | [B] MILES/HR: 22.4", "negative": "The NRC requires licensees to maintain clear communication with local authorities."}
{"query": "What is a rod ejection accident in nuclear reactors?", "positive": "A rod ejection accident occurs when a control rod is inadvertently removed from a reactor while it is operating, potentially leading to an uncontrollable increase in neutron power levels if not managed safely.", "negative": "The graphs located in Figure 15-185 present data on neutron power levels versus time in seconds."}
{"query": "The analysis of the zirconium-steam reaction is crucial for understanding the safety implications of nuclear reactor design.", "positive": "Consideration of the zirconium-steam reaction and the ignition and intense firestorm in nuclear reactor fuel rods is well overdue.", "negative": "broken headers\ndamaged fuel assemblies\naccumulated debris (fuel rod segments, shroud pieces)"}
{"query": "The NRC stipulates specific criteria regarding the handling and operations of spent nuclear fuel assemblies.", "positive": "F. SNF may be loaded uniformly at a maximum heat load of 959 watts/assembly (Figure B2-1). Alternatively, a preferential loading pattern may be applied as described in Table B2-8 and Figure B2-2.", "negative": "E. Unenriched fuel assemblies and unirradiated (i.e., not inserted in-core) fuel assemblies are not authorized for loading. Low enriched, unenriched, and/or annular fuel pellet axial end blankets are permitted, provided that the nominal length of the blanket is not greater than six (6) inches."}
{"query": "maximum planar average enrichment", "positive": "Slot A: Undamaged Exxon fuel maximum planar average enrichment 3.71 wt % ^235U.", "negative": "| B | B |   | C | C | B | C | C |   |   |"}
{"query": "What is the significance of nuclide MDA in radiation measurement?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is critical in assessing the sensitivity of radiation detection systems, determining the lowest activity level that can be reliably measured for each radionuclide.", "negative": "The energy levels of various nuclides were analyzed for their yield percentages and activity, providing important data for understanding the radiation environment."}
{"query": "nuclide minimum detectable activity", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 4.99E+00              | 7.67E-01                 | 7.67E-01             |", "negative": "**Peak Locate Performed on:** 5/28/2019 1:52:36 PM\n**Peak Locate From Channel:** 100\n**Peak Locate To Channel:** 4096\n\n| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Nuclide  |\n|----------|--------------|------------------|---------------|-------------|-----------|----------|\n| F        | 1            | 352.06           | 2.91470E-02   | 29.50       | Tol.      | PB-214   |"}
{"query": "What is the safety factor for reactor containment?", "positive": "Reactor containment is typically assigned a safety factor of 1.5 in regulatory filings, ensuring that structural integrity is maintained under operational conditions.", "negative": "Factors of Safety at Ground Water Elevations Shown in Reference to Overturning indicate various safety measures in place for below-grade structures."}
{"query": "The NRC mandates that licensees must notify regulatory bodies when there are operational anomalies that affect safety systems.", "positive": "Unit 2 is operating at 100% power when the following occurs: Annunciator 912-5-C-1, RX BLD 1 LOW DP, alarms. Reactor Building Atmospheric DP gauge is indicating +0.1 in. H\u2082O vac.", "negative": "Unit 1 is currently in Mode 4 in preparation for a scheduled refuel outage."}
{"query": "What is the normal source of makeup water to the CCW system?", "positive": "Normal source is the Transfer Tank, alternate is PWST, CST or FWST.", "negative": "This is a backup for the CST to supply AFW."}
{"query": "What are the required actions for control rod operability in a nuclear reactor?", "positive": "A. (continued) A.3 Perform SR 3.1.3.2 for each withdrawn OPERABLE control rod.", "negative": "Be in MODE 3."}
{"query": "The rod block condition is influenced by the status of the source range monitor (SRM) instruments, as they can prevent certain operational actions if they are bypassed.", "positive": "Loss of high voltage power to SRM B causes an SRM INOP condition to be detected and provides input to the rod block circuitry.", "negative": "Only 1 SRM can be bypassed at a time."}
{"query": "The NRC mandates that modeling of critical heat flux conditions must be conducted during the licensing process.", "positive": "The COBRA-FLX code provides a unique modeling capability for the prediction of critical heat flux for various reactor types and conditions, which is essential for safety analysis.", "negative": "Framatome's innovative designs are aimed at improving fuel efficiency and reducing waste generation in advanced reactors."}
{"query": "What is the purpose of an audit in the NRC regulatory process?", "positive": "The NRC staff acknowledges and will observe appropriate handling and protection of proprietary information made available for the audit.", "negative": "The following table identifies the NRC audit team members and their respective organization."}
{"query": "Lead Test Assemblies in nuclear licensing", "positive": "This amendment request proposes to add a License Condition to Appendix D, \"Additional Conditions,\" of the Vogtle Unit 1 and Unit 2 Operating License that authorizes use of four Lead Test Assemblies (LTAs) to be placed in limiting core locations.", "negative": "In accordance with 10 CFR 50.90, \"Application for Amendment of License, Construction Permit or Early Site Permit,\" Southern Nuclear Operating Company (SNC) requests an amendment to Renewed Facility Operating License (FOL) Nos. NPF-68 and NPF-81 for Vogtle Electric Generating Plant (Vogtle) Units 1 and 2."}
{"query": "What is the process for disposing of tritium waste?", "positive": "VSS Electric, Inc. has returned 26 Tritium Exit signs to SRB Technologies, Inc. (NC Radioactive Materials License # 034-0534-2) for proper disposal.", "negative": "Office: 951-279-9048"}
{"query": "fuel rod thermal-mechanical methodology", "positive": "ANP-10323(P), Revision 1, GALILEO Fuel Rod Thermal-Mechanical Methodology for Pressurized Water Reactors.", "negative": "ANP-10339(P), Revision 0, ARITA \u2013 ARTEMIS/RELAP Integrated Transient Analysis Methodology."}
{"query": "What is the purpose of baseline water quality assessment in nuclear licensing?", "positive": "Baseline water quality will be determined by averaging the data collected for each parameter, from each well, for each zone that is to be monitored.", "negative": "Water quality samples will be obtained and analyzed from the monitor wells described in a above."}
{"query": "What are the requirements for NRC filings regarding environmental evaluations?", "positive": "In their filings, Organizational Petitioners appear to assert two disparate but related claims in Contention 4. First, Organizational Petitioners assert that certain information in the Combined LR/ER is outdated or stale and that the NRC employs a practice that improperly shifts the burden onto petitioners to fill in that outdated or stale data with more current information.", "negative": "Thus, like a licensing board in 2004, we are not convinced that this issue is material to the matter pending before the NRC."}
{"query": "What is the unit of measurement for isotope activity in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "The Manufacturer name is KAY-RAY/SENSALL, INC."}
{"query": "How does the Chemical and Volume Control System regulate reactivity in the reactor coolant?", "positive": "The Chemical and Volume Control System regulates the concentration of chemical neutron absorber in the reactor coolant to control reactivity changes resulting from the change in reactor coolant temperature between cold shutdown and hot full-power operation, burnup of fuel and burnable poisons, buildup of fission products in the fuel, and xenon transients.", "negative": "Drains are sized large enough to facilitate draining of equipment in a reasonable time."}
{"query": "nuclear safety regulations", "positive": "The purpose of the NRC's safety regulations is to safeguard public health and ensure the safety of nuclear facilities.", "negative": "Updated guidelines for the construction of residential buildings have been released by the city council."}
{"query": "What are the exemptions under 10 CFR 2.302?", "positive": "Participants granted an exemption under 10 CFR 2.302(g)(2) must still meet the electronic formatting requirement in 10 CFR 2.302(g)(1), unless the participant also seeks and is granted an exemption from 10 CFR 2.302(g)(1).", "negative": "Documents submitted in adjudicatory proceedings will appear in the NRC's electronic hearing docket, which is publicly available at https://adams.nrc.gov/ehd, unless excluded pursuant to an order of the presiding officer."}
{"query": "critical heat flux correlation", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is a pivotal component in assessing heat transfer mechanisms under various operating conditions in nuclear reactors.", "negative": "The test assembly conditions for non-mixing grid tests are essential for validating the performance and efficiency of advanced reactor designs."}
{"query": "analytical methods for radioactive materials", "positive": "The following Analytical Methods were performed: DOE EML HASL-300, Am-05-RC Modified, ASTM C 1475-00 Modified, DOE EML HASL-300, Pu-11-RC Modified, DOE RESL-NI, DOE HASL 300, 1.52.3/GA-01-R, EPA 905.0 Modified/DOE RP501 Rev. 1 Modified, EPA 906.0 Modified, EPA EERF C-1 Modified, DOE EML HASL-300, Tc-02-RC Modified, DOE RESL Fe-1, Modified, DOE RESL Ni-1, Modified.", "negative": "The Certificate of Analysis includes the Company's contact information, address, and project details, which are necessary for identifying the context of the sample analysis and ensuring accurate communication."}
{"query": "The design of the concrete cask is critical for ensuring maximum safety and efficiency during the long-term storage of the TSC.", "positive": "The concrete cask is the storage overpack for the TSC and provides structural support, shielding, protection from environmental conditions, and natural convection cooling of the TSC during long-term storage.", "negative": "The American National Standards Institute ANSI N14.6 (1993) and NUREG-0612 govern the TRANSFER CASK design, operation, fabrication, testing, inspection, and maintenance."}
{"query": "What is the activity of isotopes used in nuclear devices?", "positive": "The activity of the isotopes is measured in millicuries (mCi), which is a unit of radioactivity defined as one thousandth of a curie.", "negative": "The device model SHLD-1 produced by OHMART/ VEGA CORPORATION is distributed by VEGA Americas, Inc."}
{"query": "What is the procedure for addressing a condenser tube leak in a nuclear reactor?", "positive": "MALF: CN0094A #21A Condenser Tube Leak Severity: 50", "negative": "Crew refers to ARP for 2CC2 and OHA G15."}
{"query": "The NRC emphasizes the importance of monitoring the condition of pressure boundary materials to prevent potential failures.", "positive": "Loss of material due to general (steel only), pitting, crevice corrosion.", "negative": "The reactor's core design incorporates advanced fuel types that enhance efficiency and safety measures."}
{"query": "The NRC regulates compliance with safety standards, ensuring that all technical specifications are met for the safe operation of nuclear facilities.", "positive": "The exemption request from 10 CFR 50.55a(h)(2) pertains to the regulatory requirements for the design and installation of certain components important for ensuring safety in nuclear power plants.", "negative": "The regulatory audit summary includes a detailed overview of distribution to several NRC resource offices, ensuring that all relevant stakeholders are informed."}
{"query": "automatic depressurization safety analysis", "positive": "D.5.3 Qualification for ATWS analysis involving automatic depressurization.", "negative": "D.6.1 Initial conditions are essential to establish a baseline for simulation and analysis."}
{"query": "The operational requirements must be adhered to at all times to ensure compliance and safety.", "positive": "Compliance with the Limiting Conditions for Operation contained in the succeeding specifications is required during the OPERATIONAL MODES or other conditions specified therein; except that upon failure to meet the Limiting Conditions for Operation, the associated ACTION requirements shall be met.", "negative": "Entry into an OPERATIONAL MODE or other specified condition shall not be made when the conditions for the Limiting Condition for Operation are not met and the associated ACTION requires a shutdown if they are not met within a specified time interval."}
{"query": "What is the purpose of a cumulative effects analysis in nuclear licensing?", "positive": "The goal of the cumulative effects analysis is to identify potentially significant impacts.", "negative": "The timeline for the consideration of reasonably foreseeable future actions is the 20-year SLR term."}
{"query": "The NRC outlines the requirements for minimum cool time of spent nuclear fuel assemblies for both PWR and BWR systems.", "positive": "| Max. Assembly Avg. Burnup      | Min. Assembly Avg. Initial Enrichment | Minimum Cool Time |\n|---------------------------------|--------------------------------------|-------------------|\n| (MWd/MTU)                       | (wt% 235U)                           | (yrs)             |\n| 10,000                          | 1.3                                  | 4.0              |", "negative": "The cooling time for nuclear reactors is critical for ensuring that operations remain within safe limits."}
{"query": "What are the requirements for pressurizer heater circuit breakers in nuclear reactors?", "positive": "Each pressurizer heater circuit breaker shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each pressurizer heater."}
{"query": "activity concentration measurement", "positive": "Activity concentration exceeds MDC and is gamma identified.", "negative": "Unit of measurement typically relates to the physical quantity being measured, such as length, mass, or time."}
{"query": "What is the role of the Engineered Safety Feature Actuation System in nuclear reactor safety?", "positive": "The Engineered Safety Feature Actuation System (ESFAS) portion of the PMS initiates necessary safety systems, based upon the values of selected unit parameters, to protect against violating core design limits and the Reactor Coolant System (RCS) pressure boundary, and to mitigate accidents.", "negative": "Each division consists of: Field Transmitters and Sensors: operability is addressed by TS 3.3.8, 'ESFAS Instrumentation'."}
{"query": "What is a large break loss of coolant accident?", "positive": "A large break LOCA has occurred. 1-E-1, Loss of Reactor or Secondary Coolant, has just been resumed after performance of 1-ES-1.3, Transfer to Containment Sump.", "negative": "Unit 1 is in Mode 5. The examinees are directed to swap RHR from A to B train. A train RHR pump will trip requiring response per 1-AOI-14, Loss of RHR Shutdown Cooling. This is a NEW JPM."}
{"query": "nuclear regulatory process", "positive": "The nuclear regulatory process involves thorough evaluations by the NRC to ensure that safety, security, and environmental protection standards are met before approval of licenses.", "negative": "The proposed maintenance schedule outlines the intervals at which equipment should be inspected, ensuring operational efficiency and compliance with standard protocols."}
{"query": "What are the factors influencing the measured breathing rate at various locations in the nuclear facility?", "positive": "Breathing rate data are collected over time to establish the airflow dynamics in relation to environmental safety protocols.", "negative": "The convection data shows the flow rate of substances over specified time intervals, illustrating the dispersion patterns in environmental assessments."}
{"query": "release of radioactive liquid waste", "positive": "21 CVCS MT is being released in accordance with S2.OP-SO.WL-0001 (RELEASE OF RADIOACTIVE LIQUID WASTE FROM 21 CVCS MONITOR TANK)", "negative": "At 12:00, the crew REQUIRED to stop the release of 21 CVCS MT."}
{"query": "What is the minimum initial assembly average enrichment required for PWR fuel?", "positive": "Minimum Initial Assembly Avg. Enrichment ### wt % 235U (E) |   |      54 < Assembly Average Burnup \u2264 55 GWd/MTU     |            |            |            |            |            |           | |---|-----------------------------------------------------|----------|----------|----------|----------|----------|---------| |   | Minimum Cooling Time (years)                        | CE       | WE       | B&W      | CE       | WE       | B&W     | |   |                                                     | 14x14    | 14x14    | 15x15    | 15x15    | 16x16    | 17x17   | |---|-----------------------------------------------------|----------|----------|----------|----------|----------|---------| | 2.1 \u2264 E < 2.3 | - | - | - | - | - | - | | 2.3 \u2264 E < 2.5 | - | - | - | - | - | - | | 2.5 \u2264 E < 2.7 | - | - | - | - | - | - | | 2.7 \u2264 E < 2.9 | - | - | - | - | - | - | | 2.9 \u2264 E < 3.1 | - | - | - | - | - | - | | 3.1 \u2264 E < 3.3 | 15.7 | 17.1 | 21.6 | 23.2 | 19.6 | 22.5 | 22.4 | | 3.3 \u2264 E < 3.5 | 15.4 | 17.7 | 21.2 | 22.9 | 19.2 | 22.1 | 22.1 | | 3.5 \u2264 E < 3.7 | 15.0 | 16.3 | 20.9 | 22.6 | 18.9 | 21.8 | 21.8 | | 3.7 \u2264 E < 3.9 | 14.6 | 16.0 | 20.6 | 22.2 | 18.5 | 21.5 | 21.5 | | 3.9 \u2264 E < 4.1 | 14.4 | 15.7 | 20.2 | 21.9 | 18.3 | 21.2 | 21.2 | | 4.1 \u2264 E < 4.3 | 14.1 | 15.4 | 19.9 | 21.7 | 18.0 | 20.9 | 20.9 | | 4.3 \u2264 E < 4.5 | 13.8 | 15.1 | 19.7 | 21.4 | 17.7 | 20.7 | 20.6 | | 4.5 \u2264 E < 4.7 | 13.6 | 14.9 | 19.4 | 21.2 | 17.5 | 20.5 | 20.4 | | 4.7 \u2264 E < 4.9 | 13.4 | 14.6 | 19.2 | 21.0 | 17.2 | 20.2 | 20.1 | | E \u2265 4.9      | 13.2 | 14.4 | 19.0 | 20.7 | 17.0 | 19.9 | 19.9 |", "negative": "Nuclear reactors are complex systems designed to generate electricity using controlled nuclear reactions."}
{"query": "What is the role of limitation and condition (L&C) in nuclear licensing?", "positive": "The NRC staff reviewed and performed independent calculations to assess Framatome's additional information (ML23137A250) presented at the May 4, 2023, meeting regarding limitation and condition (L&C) 18.", "negative": "NRC staff will also modify the supporting language in the SE to be consistent with the L&C changes."}
{"query": "minimum initial assembly average enrichment", "positive": "The minimum initial assembly average enrichment values for the various fuel assembly geometries are provided in the loading tables.", "negative": "The values presented specify the performance metrics for several types of nuclear reactors, illustrating their efficiency in energy generation."}
{"query": "What is an in-core instrumentation area in nuclear safety?", "positive": "The in-core instrumentation area is a dead-ended part of the lower Containment compartment.", "negative": "All ventilation systems are of the recirculation type with the exception of the purge systems and are completely contained within the Containment structure."}
{"query": "lid gasket seal in nuclear canisters", "positive": "The metal gasket seal between the removable upper head (lid) and the bulkhead on the canister body was found to leak too easily during remote installation of the heads to the bodies using manual long-handled tools.", "negative": "Various handheld tools were used to facilitate operation."}
{"query": "reactor trip response procedures", "positive": "Actions to be taken during a reactor trip response include verifying the SG blowdown isolation valves are closed and ensuring the total feed flow is maintained at specific levels until recovery conditions are met.", "negative": "Verifying the integrity of the containment structure is essential for ensuring the safety of the reactor during normal and emergency operations."}
{"query": "What is the activity measurement for nuclides in terms of pCi/grams?", "positive": "Activity (pCi/grams) for the nuclides listed includes values such as -2.77E-02 for EU-152 and 1.54E-01 for BI-214.", "negative": "The energy levels of the nuclides vary widely, with EU-152 having an energy of 121.78 keV and EU-154 at 344.28 keV."}
{"query": "The NRC mandates that each sample must be analyzed for quality control purposes in accordance with established guidelines.", "positive": "Analysis Required: I", "negative": "For sample shipping and delivery details, see Sample Receipt & Return form (SRR)."}
{"query": "What is a license amendment in nuclear regulatory terms?", "positive": "A license amendment is a formal request submitted by a licensee to the Nuclear Regulatory Commission (NRC) to change, modify, or update an existing nuclear license under which operations are conducted.", "negative": "The document outlines the procedures for submitting reports to the NRC, including deadlines and formatting requirements, ensuring that licensees maintain compliance with regulatory standards."}
{"query": "M5 cladding hydrogen model uncertainty", "positive": "Hydrogen predictions based on the best-estimate (BE) M5 oxidation model were previously compared with measured data in Figure 34-7 of Reference 6. These BE predictions are used to determine a hydrogen model uncertainty that may be used in applications outside of the GALILEO statistical methodology.", "negative": "Figure 3-8 shows the distribution of M/P values for the M5 BE hydrogen predictions."}
{"query": "nuclear measurements in regulatory filings", "positive": "| Measurement         | Value           |\n|---------------------|-----------------|\n| Temperature         | 85.0 \u00b0F        |\n| Dew Point           | 63.6 \u00b0F        |\n| Wind Speed          | 10.2 MPH       |\n| Wind Direct         | 198 DEG        |\n| Diff Temp 250 - 30 FT | -2.0 \u00b0F       |\n| Precipitation       | 0.1 INCH       |", "negative": "Byron Station is a nuclear power plant located in Illinois."}
{"query": "risk-informed completion times", "positive": "By letter dated March 31, 2022, the Tennessee Valley Authority (TVA) requested to amend Renewed Facility Operating License Nos. DPR-33, DPR-52, and DPR-68 for Browns Ferry Nuclear Plant, Units 1, 2, and 3, respectively, to adopt Technical Specifications Task Force (TSTF) Traveler 505 (TSTF-505), 'Provide Risk-informed Extended Completion Times, RITSTF Initiative 4b,' to permit the use of risk-informed technical specification completion times for certain actions required when limiting conditions for operation are not met.", "negative": "The U.S. Nuclear Regulatory Commission (NRC) staff has identified the need for a regulatory audit to examine TVA's non-docketed information with the intent to gain understanding, to verify information, and to identify information that will require docketing to support the basis of the licensing or regulatory decision."}
{"query": "The management of waste generated at BFN must comply with state and federal regulations.", "positive": "Under RCRA standards, BFN is currently classified as a small quantity generator of hazardous wastes with less than 2,200 pounds per month (1,000 kilograms per month) and it is not anticipated that this status will change during the subsequent period of extended operation.", "negative": "In Section 4.11.1.5 of the 2013 GEIS, the 1996 GEIS was reviewed and it was determined that systems and procedures are in place at nuclear power plants to ensure continued proper handling and disposal of the wastes at all plants (NRC 2013)."}
{"query": "The NRC mandates the establishment of radiation exposure control procedures during emergencies.", "positive": "Radiation Exposure Control is essential to ensure that emergency responders and the public are adequately protected from potential hazards during nuclear incidents.", "negative": "Public Health & Sanitation plays a crucial role in maintaining community health standards, especially in emergency situations involving hazardous materials."}
{"query": "What is the significance of kinematic viscosity in fluid dynamics?", "positive": "**\u03bc** = kinematic viscosity", "negative": "- **D** = diameter of pipe"}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is detailed in the topical report as a methodology utilized to predict the onset of critical heat flux in nuclear reactor cores under various thermal-hydraulic conditions.", "negative": "Table B-2 provides an extensive overview of several test assembly conditions used for HTP grid tests, including flow rates, pressures, and coolant temperatures."}
{"query": "What is the strategic approach to ex-plant material harvesting in the nuclear industry?", "positive": "The purpose of this effort is to develop a more systematic proactive 'strategic' approach to ex-plant material harvesting, rather than the more reactive opportunistic approach to date.", "negative": "Can you fill in the relevant information for your projects on slides 7-9?"}
{"query": "peak differential pressure in pressurizer compartment", "positive": "The peak differential pressure in the lower pressurizer subcompartment (node two) calculated by THREED is 12.2 psid for a surge-line DER postulated in that node.", "negative": "A performance-based testing program is conducted to test containment leakage periodically through the operating life of the unit."}
{"query": "Analysis of wind direction frequency patterns can inform safety assessments for nuclear facilities.", "positive": "The annual wind direction data collected at North Anna reveal that the predominant wind direction during the winter months from 1974 to 1987 was NNW, with a frequency of 25 occurrences.", "negative": "The unit of measurement used for radiation is typically expressed in sieverts, which quantifies the impact of radiation on human health."}
{"query": "aging management review for nuclear components", "positive": "To meet 10 CFR 54.21(a)(3), an application must, for each structure and component identified as subject to an aging management review under 10 CFR 54.21(a)(1), demonstrate that the effects of aging will be adequately managed so that the intended function(s) will be maintained consistent with the CLB for the period of extended operation.", "negative": "The staff did not identify the need to include or issue any limitations, conditions, or ALALs in relation to the contents of the MRP-227, Revision 2, as supplemented."}
{"query": "fire risk assessment in nuclear plants", "positive": "The Fire PRA is built on a peer reviewed internal events model and is subject to cut set reviews with participation of both the development team and utility staff.", "negative": "From the discussion pertaining to this Task, in general, the Fire PRA development process would have reviewed significant fire initiating events and performed supplemental assessments to address this possible source of uncertainty."}
{"query": "passive margin development", "positive": "The east coast of North America is characterized by passive margin development throughout the Cenozoic, which involves cooling and subsidence of extended (thinned) Atlantic margin continental crust and a net reestablishment of resubrimation from the eroding Appalachian cordillera, Coastal Plain and offshore depocenters.", "negative": "Apatite fission track data from southeastern PA indicate roughly 0.6 to 1.2 mi. of post-Cretaceous uplift of the Piedmont relative to the Coastal Plain (Reference 2.5.1-259)."}
{"query": "What is bundling in contract requirements?", "positive": "Bundling occurs when an agency decides to consolidate two or more requirements previously provided or performed under separate, smaller contracts, into a solicitation for a single contract that is likely to be unsuitable for award to a small business due to the diversity, size, or specialized nature of the elements of the performance specified; the aggregate dollar value of the anticipated award; the geographical dispersion of the contract performance sites; or any combination of the factors described.", "negative": "The Director of the Small Business Program will complete the review within 10 business days and will forward the document to the SBA Procurement Center Representative for review and concurrence."}
{"query": "what is megawatt thermal", "positive": "MWt stands for megawatt(s) thermal, a unit of power used to describe the thermal output of a nuclear reactor.", "negative": "National Ambient Air Quality Standards (NAAQS) are established by the EPA to regulate air quality and protect public health."}
{"query": "conventional uranium milling", "positive": "Marquez-Juan Tafoya is a conventional facility that is currently pending and has estimated reserves of 12.3 million pounds of U\u2083O\u2088.", "negative": "Grants ISR Project is an ISR facility that is currently pending."}
{"query": "What is the significance of the Performance Indicator (PI) in reactor oversight?", "positive": "The Performance Indicator (PI) is a key component of the Reactor Oversight Process, providing a means to assess various aspects of reactor safety and performance.", "negative": "The NRC management conducted the meeting to discuss the status of ongoing inspections and regulatory updates related to various facilities."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "Assembly Average Burnup is a critical parameter for understanding the performance and safety of nuclear fuel, measured in GWd/MTU (gigawatt days per metric ton of uranium).", "negative": "The use of zirconium alloys in the construction of advanced reactor pressure vessels enhances their resistance to corrosion and high temperatures."}
{"query": "What is neutron fluence in the context of reactor vessel analysis?", "positive": "Neutron fluence represents the cumulative number of neutrons per unit area that contact the reactor vessel shell and its internal components over a given period of time.", "negative": "The last capsule withdrawn and tested from Unit 1 was Capsule V at the EOC 11 in 2002."}
{"query": "Commission's policy on public participation in NRC meetings", "positive": "The Commission's Policy Statement on 'Enhancing Public Participation in NRC Meetings' emphasizes the importance of stakeholder engagement in regulatory processes to ensure transparency and inclusivity.", "negative": "In regulatory filings, it is critical to adhere to the specific guidelines provided by the Commission for submitting timely and accurate data."}
{"query": "What are the materials used in the construction of safe ends for nuclear reactors?", "positive": "4. Safe End                                        | SB-166 UNS N06600             | 43             |", "negative": "1. Nozzle                                          | SA-508 Class 2                | 3              |"}
{"query": "How is core heat removal managed after a reactor shutdown?", "positive": "In normal plant operation after a reactor shutdown, the core decay heat is removed by using the DEHC manual or automatic cool down function by manipulation of the turbine bypass valves discharging steam to the main condenser, when the reactor is at high pressure.", "negative": "When the RHR SDC interlock pressure is clear, the RHR can be used to maintain the reactor at hot shutdown condition or go to cold shutdown conditions."}
{"query": "What are the effects of a malfunction in the flow measurement systems on reactor performance?", "positive": "Knowledge of the effect that a loss or malfunction of the following will have on the AVERAGE POWER RANGE MONITOR/LOCAL POWER RANGE MONITOR SYSTEM: Flow converter/comparator network: Plant-Specific", "negative": "The plant is operating at 90% power with the following: - Annunciator 09-5-2-25, Flow Ref Off Norm, alarms."}
{"query": "operating AC electrical power sources", "positive": "Two offsite circuits and two DGs shall be operable to ensure the availability of vital AC electrical power sources during operation.", "negative": "At least one AC electrical train, powered by an offsite circuit or an DG, is required to meet accident analyses assumptions."}
{"query": "nuclear device registration", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The manufacturer name is THERMO MEASURETECH, which is important for understanding the product's lineage."}
{"query": "radiological release procedures", "positive": "The operator should determine from the briefing a radiological release is not in progress and that no PAR is required.", "negative": "Candidate reports complete and ready for SEC/SM approval. Completion Time (</= 15 minutes)"}
{"query": "Selenium dissolved sample analysis", "positive": "### Selenium, dissolved\n- **EPA 200.8**\n\n| ACZ ID     | Type     | Analyzed   | PC/NSCN  | QC   | Sample   | Found  | Units | Rec%  | Lower | Upper | RPD | Limit | Qual |\n|------------|----------|------------|----------|------|----------|--------|-------|-------|-------|-------|-----|-------|------|\n| WG959360   | ICV      | 10/15/24 19:52 | S2490390-3 | .05  | .05207  | mg/L   | 104   | 90    | 110   |     |       |      |\n| WG959360JCB| ICB      | 10/15/24 19:54 | S241008-3  | .05005| .05433  | mg/L   | 109   | 85    | 115   |     |       |      |\n| WG9685-OASD| AS      | 10/15/24 20:18 | S241008-3  | .05005| .05031  | mg/L   | 101   | 70    | 130   | 0   | 20    |      |", "negative": "### Sodium, dissolved\n- **EPA 200.7**\n\n| ACZ ID     | Type     | Analyzed   | PC/NSCN  | QC   | Sample   | Found  | Units | Rec%  | Lower | Upper | RPD | Limit | Qual |\n|------------|----------|------------|----------|------|----------|--------|-------|-------|-------|-------|-----|-------|------|\n| WG601016   | ICV      | 10/27/24 19:36 | 1214014-1  | 100  | 98.9    | mg/L   | 99    | 95    | 105   |     |       |      |\n| WG601016CB | ICB      | 10/27/24 19:41 | U          | mg/L   | -0.6    | 0.6   |       |       |       |     |       |      |\n| WG601016FLB| FLB      | 10/27/24 19:54 | 1214018-2  | 100.4877 | 100.3 | mg/L   | 109   | 85    | 115   |     |       |      |"}
{"query": "What does the term 'burst' refer to in the context of nuclear fuel evaluations?", "positive": "Those evaluations don't tell you what happens to the fuel after the burst. It just tells you that the burst occurred and here's the size of the burst.", "negative": "Those lines are interesting."}
{"query": "The AEC staff states that the aquatic impacts associated with construction of the causeway would be undesirable but acceptable.", "positive": "The AEC staff also indicates that the peninsula should be preserved as a wildlife region.", "negative": "The volume of heavy traffic (e.g., delivery trucks and construction equipment) that would use this route if it were the only access to the site would probably cause more rapid deterioration of the already deteriorated structures of possible historic significance in the townsite."}
{"query": "What is the Control Room Emergency Ventilation System (CREVS)?", "positive": "Two CREVS trains shall be OPERABLE.", "negative": "The action requires restoring the relevant systems to ensure safety and compliance within established timelines."}
{"query": "The NRC stipulates that the management of the heat exchanger components must address material loss due to environmental effects.", "positive": "Loss of Material is a recognized aging effect requiring management for the Heat Exchanger (Sample Cooler) Shell Side Components, specifically those made of Copper Alloy ($15 Zinc and $8 Aluminum) in Closed-Cycle Cooling Water (Int).", "negative": "Copper Alloy ($15 Zinc and $8 Aluminum) components exposed to Plant Indoor Air (Ext) do not exhibit any aging effects that require management."}
{"query": "polymer weight loss measurement", "positive": "Initial Poly Wt. = 66.58 Gm  % Poly Loss = 0.62%", "negative": "After Thermal Test = 17,067 Gm  Poly Loss = 38 Grams"}
{"query": "What is the relationship between exemption requests and licensing actions in nuclear regulatory filings?", "positive": "The NRC has not provided a clear answer except to say that the exemption request is not a basis for requesting a hearing but may be raised as a contention if it is inextricably intertwined with the licensing action.", "negative": "Through a previous intervention petition, and a petition for a declaratory order, the Petitioning Organizations have tried to clarify whether the exemption request must be raised as a contention in an intervention petition or if it can be raised in another forum."}
{"query": "What is the role of the North Chilled Water Pump in nuclear plant operations?", "positive": "4.2.1 Stop 1-PP-82N, North Chilled Water Pump.", "negative": "Due to Chemistry concerns ESW may be lined up to only one Chiller package at the direction of the Unit Supervisor."}
{"query": "unescorted access authorization", "positive": "The licensee shall develop, implement and maintain a program, or enhance its existing program, designed to ensure that persons granted unescorted access to the protected area of an ISFSI are trustworthy and reliable and do not constitute an unreasonable risk to the public health and safety or the common defense and security, including a potential to commit radiological sabotage.", "negative": "Licensees whose ISFSI is collocated with a power reactor may choose to comply with the U.S. Nuclear Regulatory Commission (NRC)-approved reactor access authorization program for the associated reactor as an alternative means to satisfy the provisions of Sections B through G, below."}
{"query": "What is the Phase I SAMA identification process in nuclear licensing?", "positive": "The Phase I SAMA identification process is described in the ER, where risk insights and potential plant improvements from the PNPP Individual Plant Examination (IPE) and IPEEE were not fully considered.", "negative": "The NRC staff has concerns with this approach because detailed benefit analysis is not performed on all Phase I SAMA candidates."}
{"query": "nuclear quality assurance plan", "positive": "All analyses were performed according to ACZ's Quality Assurance Plan.", "negative": "If the samples are determined to be hazardous, additional charges apply for disposal (typically $11/sample)."}
{"query": "minimum safety injection flow requirements", "positive": "At time 0550 hours, what is the minimum SI flow required from Figure A (attached)?", "negative": "PSEG CONFIDENTIAL \u2013 Possession Requires Specific Permission from Nuclear Training."}
{"query": "groundwater quality impacts", "positive": "Well installation programs have the potential to impact groundwater quality by mixing water between aquifers through over-penetration or lack of well integrity.", "negative": "Baseline studies conducted by HRI (HRI 1996) indicate that sufficient available drawdown exists in the Crownpoint area to ensure that the yields of the town of Crownpoint municipal wells will not be affected even in the worst-case drawdown scenario (i.e., if the currently available drawdown were 457 m [1,500 ft], then 433 m [1,420 ft] would still be available)."}
{"query": "The report lists the weighted mean activity of various nuclides, expressed in pCi per gram.", "positive": "| K-40          | 0.999      |            | 1.18E+00                      | 4.54E-01                      |                                 |", "negative": "The table contains energy lines measured and their corresponding uncertainties, such as the energy line at 1460.75 keV for K-40."}
{"query": "Digital Instrumentation & Controls Licensing Process", "positive": "DI&C-ISG-06 defines the Digital Instrumentation & Controls Licensing Process Interim Staff Guidance, which outlines the regulatory framework for evaluating digital I&C systems in nuclear facilities.", "negative": "The Energy Reorganization Act was enacted to restructure the regulatory framework for nuclear energy in the United States."}
{"query": "What is the range for calibrated power measurements in nuclear reactors?", "positive": "b. Calibrated                          | 4             | 0-120% of full power                        |", "negative": "Recorded upper                         | 6             | Remaining 2 detectors.                       "}
{"query": "geological formation contact", "positive": "It is important to recognize that contacts between units both above and below the Vineland are planar and undeformed, ruling out faulting as a potential source for the variability seen in the Vineland/Kirkwood contact.", "negative": "The physical properties of the soils within the new plant location are discussed in Subsection 2.5.4.7 respective to dynamic response."}
{"query": "The use of safety equipment is crucial when engaging in welding to prevent burns and electric shock.", "positive": "FOR MAXIMUM SAFETY: - BE CERTIFIED FOR AND WEAR A WELDING HELMET OR FACE SHIELD. - USE PROPER EYE PROTECTION. - AVOID DIRECT EYE CONTACT WITH ARCING. - WEAR PROTECTIVE CLOTHING AND WORK GLOVES WHEN HANDLING.", "negative": "OSHA M.S.D.S (Material Safety Data Sheet) is available from your manufacturer upon request."}
{"query": "What is the significance of water level measurements in regulatory filings?", "positive": "Water Level (ft above MSL) is a critical measurement in hydrology that provides essential data for understanding groundwater levels and ensuring safety in nuclear regulatory contexts.", "negative": "The data table includes various dates for the measurements, highlighting the fluctuation in water levels over time."}
{"query": "The report provides a detailed table of nuclides, including their energy levels and respective activities in terms of pCi/grams.", "positive": "Errors quoted at 2.00sigma", "negative": "Energy Tolerance: 1.000 keV"}
{"query": "What does Fission Power Level indicate in a BWR reactor?", "positive": "Figure D.8-2 illustrates the Fission Power Level for a BWR/3 ATWS PRFO SLCS Case during the initial 600 seconds.", "negative": "Figure D.8-3 displays the reactor pressures involved in a BWR/3 ATWS PRFO SLCS Case at 2800 seconds."}
{"query": "The licensee's work procedures classified the valve internals based on contamination levels, which should have influenced safety measures during maintenance.", "positive": "However, the work was performed on a non-alpha II radiological work permit (RWP), which is contrary to licensee procedure. The RWP stated that expected work conditions were less than 20 dpm/100cm2 alpha, and that work should be stopped if greater than expected contamination was encountered.", "negative": "The significance of this finding is categorized as Green, indicating it does not pose an immediate threat to safety, nor require urgent remedial actions."}
{"query": "Reactor Block Cooling Water System", "positive": "The Reactor Block Cooling Water System consists of Train 1 of 2, which is designed to ensure effective cooling of the reactor block under operational conditions.", "negative": "The Outside Air Natural Circulation system is also available to provide natural cooling and enhance airflow in the reactor building."}
{"query": "What is the role of the Pressurizer Relief Tank in a reactor system?", "positive": "Knowledge of the effect that a loss or malfunction of the Pressurizer Relief Tank/Quench Tank System will have on the following systems or system parameters: Containment.", "negative": "The reactor coolant system is an essential part of nuclear reactor operations that transfers heat from the reactor core and cools it."}
{"query": "radioactive liquid effluents", "positive": "The inspectors observed operations, reviewed sample collection and analysis procedures, reviewed radiological effluent monitoring reports and monitoring records, and discussed the radioactive liquid effluent results with licensee staff to verify compliance with aspects of 10 CFR 20.2103 and the license application.", "negative": "The inspectors reviewed records related to the release of liquid effluents to sanitary sewers to verify compliance with 10 CFR 20.2003 and the license application."}
{"query": "hydrogen-based transient cladding strain limit", "positive": "The hydrogen-based transient cladding strain limit is a technical specification critical for ensuring the structural integrity of fuel cladding in pressurized water reactors during transient conditions, as outlined in the PWROG-21001-P/NP report.", "negative": "The regulatory audit plan includes a detailed analysis of compliance with existing safety regulations, assessing both historical performance data and future operational expectations."}
{"query": "chemical and volume control system", "positive": "The Chemical and Volume Control System is responsible for maintaining the proper chemical environment necessary for the safe operation of the reactor and to control the volume of reactor coolant under normal and emergency conditions.", "negative": "The aging management program for the valve body involves routine inspections, assessments, and preventive maintenance to ensure that the components function effectively over their intended lifespan."}
{"query": "What are the operational procedures for accumulator outlet valves in a nuclear reactor?", "positive": "Locally restore power to accumulator outlet valves: 2-IMO-110 (2-EZC-C-5C), 2-IMO-120 (2-EZC-D-1C), 2-IMO-130 (2-EZC-D-1C), 2-IMO-140 (2-EZC-A-5C).", "negative": "Operator checks RCS subcooling >40\u00b0F SAT: [ ]  UNSAT: [ ]"}
{"query": "The NRC assesses and approves procedures related to the loss of heat sink during the licensing process.", "positive": "Units Loss of heat sink procedures will be identical at time of licensing.", "negative": "Refer to Examination Standard (ES)-4.2, \u201cDeveloping Written Examinations,\u201d Section B.3, for deviations from the approved written examination outline."}
{"query": "remote inspection concerns", "positive": "Use of the term \u201cremote inspection\u201d causes concern for some.", "negative": "Immediate action should be taken to expand telework for inspectors."}
{"query": "nuclear construction permit process", "positive": "The Terrapower Kemmerer Power Station Unit 1 is currently undergoing a construction permit review, which is essential for officially authorizing the physical construction of the nuclear facility.", "negative": "The power station will have a significant focus on community engagement and transparency, which are vital to maintaining public trust."}
{"query": "nuclear licensing terms", "positive": "Nuclear licensing refers to the regulatory process by which a nuclear facility must undergo thorough review and obtain approval from a governing body to ensure safety and compliance with established standards.", "negative": "The protocols established by the U.S. Department of Transportation are essential for the safe transport of hazardous materials, including radioactive substances, to ensure public safety during transit."}
{"query": "The NRC evaluates safety parameters during licensing processes for integrated pressurized water reactors.", "positive": "The APRM system is critical in monitoring the reactor power levels and ensuring operational safety during abnormal conditions in a BWR/6 reactor.", "negative": "Results from the Bypass of one HP Feedwater Heater Test \u2013 Core flow indicate fluctuations in water levels that are expected during testing."}
{"query": "What are the thermal limitations defined for nuclear plants during electrical energy emergencies?", "positive": "The thermal limitations of this permit may be exceeded for a limited period under extreme conditions of electrical energy emergencies or under conditions that are the immediate result of electrical energy emergencies.", "negative": "System Code Orange (danger) occurs when the electric system is vulnerable to instability due to a single failure, such as a potential transmission fault, loss of a generating unit, or other technical failure."}
{"query": "What are the functions and applications of burnable poisons in a nuclear reactor?", "positive": "Burnable poisons are materials used in a reactor to absorb neutrons, helping to manage the reactivity of the core throughout its operational life.", "negative": "The distribution of fuel in the reactor core affects the overall efficiency and performance of the nuclear reactor."}
{"query": "What are the procedures for documenting soil sample collection in radiological surveys?", "positive": "Sample logs were completed for each boring location interval to include the collection date/time, a photograph, 2\u201dx2\u201d Sodium-Iodide (NaI) gamma measurements with a Ludlum 44-10 probe, large area wipes, and Geiger-Mueller (GM) beta/gamma measurements with a Ludlum 44-9 probe.", "negative": "Soil samples were collected in accordance with the Pickard Hall Pre-Decommissioning Radiological Work Plan (Work Plan) and the sampling instructions developed for each area."}
{"query": "The knowledge of emergency procedures is crucial for initially assessing operations during emergency situations.", "positive": "The applicant is required to have knowledge of the bases for prioritizing emergency operating procedures.", "negative": "A detailed analysis of reactor coolant system failures is essential for maintaining safety and reliability in nuclear operations."}
{"query": "What is the significance of a licensee's performance in nuclear operations?", "positive": "The performance of a licensee in nuclear operations is evaluated based on specific criteria, ensuring compliance with safety and regulatory standards as established by the Nuclear Regulatory Commission (NRC).", "negative": "The results of this evaluation indicate a significant improvement in the plant's operational efficiency and safety measures, leading to enhanced public confidence in nuclear energy."}
{"query": "What is the significance of the boric acid concentration in nuclear systems?", "positive": "Basic system uses 4% boric acid instead of 12% deborating demineralizers.", "negative": "The system services do not share equipment between units as do North Anna and Surry."}
{"query": "What is the relevance of criticality safety in nuclear power plants?", "positive": "Criticality safety is a crucial aspect of nuclear facility operations, particularly addressed in NUREG-0800, \"Standard Review Plan for the Review of Safety Analysis Reports for Nuclear Power Plants: LWR Edition,\" Section 9.1.1, which outlines the criticality safety of fresh and spent fuel storage and handling.", "negative": "The document outlines various regulations regarding the structural integrity of nuclear plant components, emphasizing the importance of routine inspections and maintenance to ensure reliable operation."}
{"query": "What is defense in depth in nuclear safety?", "positive": "The most common defense-in-depth measures apply concepts of redundancy, diversity, independence, and safety margin to ensure systems reliability and availability. The defense-in-depth philosophy applies to the design of a physical protection program, which integrates engineered controls and administrative controls, to provide protection against the DBT for radiological sabotage.", "negative": "The only mention of diversity is Subpart J \u00a7 73.100 Technology-inclusive requirements for physical protection of licensed activities at commercial nuclear plants against radiological sabotage with about 3 pages of detailed requirements (P87119-87122)."}
{"query": "What are the requirements for the Fire Protection System when an alarm is triggered?", "positive": "The alarm should be considered valid if it alarms a second time within 90 seconds of being reset.", "negative": "Unit 1 is at 100% power."}
{"query": "Agreement States certification process", "positive": "Agreement States may also recognize the certification process(es) of specialty boards that meet the requirements in their compatible board recognition requirements.", "negative": "Letters to specialty boards should include the following language: \"In accordance with \u00a7 2.390, 'Public inspections, exemptions, requests for withholding,' copies of all communications, including enclosures, will be made available electronically for public inspection in the NRC Public Document Room or from the NRC Agencywide Documents Access & Management System (ADAMS).\""}
{"query": "operator licensing examination", "positive": "The purpose of this letter is to provide U.S. Nuclear Regulatory Commission (NRC) approval of the proposed written examination and operating test under Title 10 of the Code of Federal Regulations (10 CFR) 55.40(b)(4) and to confirm the final arrangements for the upcoming operator licensing examination at Byron Station, Units 1 and 2.", "negative": "The NRC has approved the subject examinations, and you may administer the written examination during the week of February 17, 2025, in accordance with Revision 12 to NUREG-1021, 'Operator Licensing Examination Standards for Power Reactors.'"}
{"query": "action levels in radiation surveys", "positive": "Action Level based on the average background plus MDCR_surveyor.", "negative": "All areas identified in the FSS plan were scanned for elevated radiation levels."}
{"query": "What are containment air locks in nuclear safety?", "positive": "SSCs for the containment air locks can be evaluated by a bounding assessment as permitted by NEI 06-09-A.", "negative": "The PRA model includes an event that involves a large, pre-existing containment leak; this is bounding for the risk on an inoperable air lock and can be used as a bounding surrogate."}
{"query": "Reactor vessel internals are crucial for maintaining the configuration of the reactor core and facilitating flow distribution.", "positive": "Reactor Vessel Internals: Top Guide | Structural Support to maintain core configuration and flow distribution | Stainless Steel | Reactor Coolant and Neutron Flux | Loss of material due to pitting, crevice corrosion | Water Chemistry (B.2.1.2) | IV.B1.RP-26 | 3.1-1, 043 | A", "negative": "The control room operators monitor the reactor's operational parameters to ensure safety and compliance with established protocols."}
{"query": "The reactor maintains offsite power during certain incident conditions, as illustrated in the analysis of neutron power over time.", "positive": "The reactor's core average neutron power decreases as time progresses after a steamline break while offsite power is maintained, as shown in Figure 15-26.", "negative": "The data presented outlines the time intervals and corresponding changes in core average neutron power but does not address any maintenance protocols or operational procedures."}
{"query": "What is the significance of the full width half maximum in tracer analysis?", "positive": "Samples 1204336286 (L1-010-106-AJGS-004-SSDUP), 485191006 (L1-010-106-AJGS-017A-SS), 485191009 (L1-010-106-AJGS-035A-SS) and 485191015 (L1-010-107-AJGS-001C-SS) did not meet the resolution requirement of having a full width half maximum of 100 keV or less for the tracer; however, the tracer yield requirement was met and the tracer peaks are within the tracer region of interest.", "negative": "The preparation method for this batch involved a dry soil preparation process that follows specific protocols for ensuring the correct analysis of nuclear materials."}
{"query": "Facility Operating License", "positive": "The NRC is issuing the enclosed Amendment No. 11 to Facility Operating License No. R-126 to reflect that modification.", "negative": "By order dated February 6, 2025, the U.S. Nuclear Regulatory Commission (NRC) modified Facility Operating License No. R-126 for the University of Utah TRIGA Nuclear Reactor such that it has no fixed term."}
{"query": "The effectiveness of alert systems can be influenced by the technologies and methods used for communication during emergencies.", "positive": "Many agencies have multiple notification/alerting systems that can deliver both emergency and non-emergency information to their communities.", "negative": "Considerations for incorporating social media into alerts and warnings before, during, and after emergencies include: Social media outreach is highly dependent on working cellular and data networks that may be impaired or down during and following an emergency."}
{"query": "IEEE Standard Criteria for Safety Systems", "positive": "In a previous letter addressing implementation of section 507 of the Advance Act, NEI proposed that the NRC eliminate 10 CFR 50.55a(h), which incorporates by reference IEEE Standard Criteria for Safety Systems (IEEE 279-1969, IEEE 279-1971, or IEEE 603-1991).", "negative": "NEI recommends removing this condition related to leakage checks on mechanical connections. This condition results in no additional repair or replacement action by licensees."}
{"query": "The NRC mandates thorough tests to confirm radiation levels are below regulatory limits.", "positive": "Identification Energy Tolerance: 1.000 keV", "negative": "Sample Size: 1.046E+03 grams"}
{"query": "The regulatory process ensures that nuclear facilities operate safely and comply with established standards.", "positive": "The licensing process for nuclear reactors involves a detailed evaluation of safety systems and operational practices to ensure compliance with regulatory requirements.", "negative": "The design phase of a reactor typically includes considerations for thermal efficiency and fuel type, which are unrelated to the licensing process."}
{"query": "What are the risk acceptance guidelines for nuclear reactors?", "positive": "| Region     | Description                                      |\n|------------|--------------------------------------------------|\n| Region I   | No Changes Allowed                               |\n| Region II  | Small Changes<br>Track Cumulative Impacts       |\n| Region III | Very Small Changes<br>More Flexibility with Respect to Baseline CDF<br>Track Cumulative Impacts |", "negative": "The total CDF for internal and external events for WCGS is less than 1.0E-04 yr<sup>-1</sup>, and the total LERF is less than 1.0E-06 yr<sup>-1</sup>. As shown in Figure 2 and Figure 3, these values are within the RG 1.174 total risk guidelines (Reference 4)."}
{"query": "The NRC's guidelines dictate that responses containing sensitive information must be marked appropriately as Security-Related Information.", "positive": "If Security-Related Information is necessary to provide an acceptable response, please mark your entire response Security-Related Information in accordance with 10 CFR 2.390(d)(1) and follow the instructions for withholding in 10 CFR 2.390(b)(1).", "negative": "In accordance with 10 CFR 2.390 of the NRC's \"Rules of Practice,\" a copy of this letter, and your response if you choose to make one, will be made available electronically for public inspection in the NRC Public Document Room located at NRC Headquarters in Rockville, MD, and from the NRC's document system, the Agencywide Documents Access and Management System (ADAMS), accessible from the NRC website at http://www.nrc.gov/reading-rm/adams.html."}
{"query": "The NRC requires monitoring of reservoir conditions to adequately prepare for possible dam failures.", "positive": "The interim mitigation and monitoring plan was based on the fact that the U.S. Army Corps of Engineers (USACE) Upper Missouri Reservoir System has a very large storage capacity and that it is both unlikely and predictable in advance that the reservoirs will reach the hydrologic or sunny-day reservoir levels over the course of a water year.", "negative": "Several yearly forecast conditions are published by USACE for their mainstem dams."}
{"query": "What are the requirements for demonstrating the performance of safety systems in nuclear regulatory filings?", "positive": "The NRC staff determined the RadICS platform test plans are sufficiently comprehensive to demonstrate that a RadICS platform-based safety system will perform its required safety functions in a satisfactory manner.", "negative": "Application Test planning is therefore a PSAI and should be addressed by PSAI 7.2."}
{"query": "10 CFR 35.300 written directive", "positive": "For therapeutic administrations requiring a written directive under 10 CFR 35.300 or 10 CFR 35.1000, we agree that extravasations may cause unintended permanent damage. The regulations call for treating such instances as medical events, which reasonably covers the rationale for the petition.", "negative": "Dose estimates are largely hand waving and theoretical. We can use a variety of assumptions to guesstimate a dose, but ultimately the skin will be the dosimeter. But results may not be fully appreciated until months later."}
{"query": "puncture drop height requirements", "positive": "The puncture drop height is based on the requirements of 10 CFR \u00a771.73(c)(3).", "negative": "The thermal protection design features of the OCA body are critical for preventing damage during transportation."}
{"query": "During the operation of pressurized water reactors, managing the enrichment levels is crucial for regulatory compliance.", "positive": "The assembly average burnup is reported as a function of the initial assembly enrichment and the time the assembly has spent in the reactor.", "negative": "The processes for planning and scheduling maintenance activities vary significantly across different types of reactors."}
{"query": "containment performance in BWRX-300", "positive": "NEDC-33911P provides design requirements, analytical methods, acceptance criteria, and regulatory bases for: Containment and the Passive Containment Cooling System (PCCS) - Containment isolation valves (CIVs) - Analytical methods evaluating containment performance - Acceptance criteria for the BWRX-300 containment performance in accordance with the design requirements specified for the containment, PCCS, and CIVs", "negative": "The BWRX-300 design emphasizes robust safety features to ensure public health and safety, employing innovative technologies that address potential risks associated with reactor operations."}
{"query": "The NRC emphasizes that Refuel Floor Radiation Monitors must be capable of detecting various types of radiation emissions during fuel handling exercises.", "positive": "QC(FHP 0110-04, NEW/IRRADIATED FUEL DAMAGE, contains the following CAUTION statement regarding the radioactive release from a damaged fuel bundle: \"Refuel Floor Rad Monitors and CAMS may not alarm if the fission product released is the beta emitting isotope Krypton-85.\" This is because the Refuel Floor and Fuel Pool Radiation monitors are gamma detectors and therefore not sensitive to beta radiation.", "negative": "Plausible because time after shutdown will reduce the amount of radioactivity reduction. Incorrect because a significant amount of radioactivity is still present."}
{"query": "diesel generators malfunction fire suppression system", "positive": "DIESEL GENERATORS MALFUNCTION FIRE SUPPRESSION SYSTEM", "negative": "SUMMARY FLOW DIAGRAM"}
{"query": "The NRC mandates the implementation of safety functions for control room systems during reactor operations.", "positive": "The Control Room Systems are critical for ensuring safety functions, as indicated by the system titles and their corresponding safety functions listed in Form 3.2-2.", "negative": "The exam level specified for this evaluation is for a Senior Reactor Operator, which dictates the complexity and breadth of the operational procedures being reviewed."}
{"query": "What materials are used in temperature testing for nuclear components?", "positive": "The table provides a summary of the temperature-adjusted medians for various materials tested under different conditions, including A182 and A600, crucial for understanding material performance in nuclear applications.", "negative": "The testing status summary indicates that various conditions can significantly affect the efficiency of nuclear reactors, which is a critical factor in their overall safety and operation."}
{"query": "safety injection pump regulations", "positive": "SAFETY INJECTION PUMP \"N\" is referenced as a critical system in the operational safety protocols for reactor cooling efficacy and emergency responses.", "negative": "Operator determines that the AEO must open the following breaker: 2-ABV-D-R2C."}
{"query": "systematic measurement locations", "positive": "Figure 16-4 \u2013 Survey Unit B2-010-103 Interior First Floor Wall Systematic Measurement Locations Map", "negative": "DESCRIPTION: Administration Building \u2013 1st Floor Wall Systematic Sample Locations"}
{"query": "The NRC assesses seismic hazards to ensure the structural integrity of reactor facilities.", "positive": "Table 3.5-2 lists historical seismic events from 1970 to 2023 that may impact reactor safety evaluations.", "negative": "The reactor's coolant system operates under high pressure, allowing for efficient heat removal during operation."}
{"query": "nuclear licensing requirements", "positive": "The licensing process for nuclear facilities encompasses a series of regulatory reviews and approvals to ensure that all safety standards are met before construction and operation.", "negative": "Reactor coolant pumps are designed to circulate water in the primary loop, helping to maintain the temperature required for efficient operation."}
{"query": "What are the requirements for initial enrichment and burnup for PWR fuel assemblies?", "positive": "Max. Assembly Avg. Burnup (MWd/MTU) corresponds to the Min. Assembly Avg. Initial Enrichment (wt% 235U) for various cooling times outlined in Table B2-13.", "negative": "The table indicates that the Minimum Cool Time (yrs) stated is essential for ensuring the longevity and safety of the reactor."}
{"query": "Risk Informed Completion Time Program", "positive": "If the 7 day Completion Time clock of Condition A has expired and subsequent changes in plant condition result in exiting the applicability of the Risk Informed Completion Time Program without restoring the inoperable subsystem to OPERABLE status, Condition B is also entered and the Completion Time clocks for Required Actions B.1 and B.2 start.", "negative": "If the RICT expires or is recalculated to be less than the elapsed time since the Condition was entered and the inoperable subsystem has not been restored to OPERABLE status, Condition B is also entered and the Completion Time clocks for Required Actions B.1 and B.2 start."}
{"query": "core pressure during blowdown", "positive": "Core pressure during blowdown is critical for understanding the dynamics of reactor cooling and pressure management during emergency scenarios.", "negative": "The parameters for measuring time (s) typically include discrete intervals such as 0, 5, 10, and 15 seconds, which are important for data collection but not directly related to core pressure."}
{"query": "What are the administrative controls for hazardous materials at nuclear facilities?", "positive": "Potentially hazardous chemicals stored on the GGNS site are under administrative controls, including quantities and locations, and are evaluated as necessary to ensure no adverse effect on the safe operation of Unit 1.", "negative": "Chlorine was also found to be transported on the lower Mississippi River (See [Reference 26] Subsection 2.2.2.2). The most common amount of chlorine in a single shipment was 1100 tons and it was stored in four independent cylindrical tanks."}
{"query": "Probable Maximum Flood (PMF) analysis", "positive": "The reevaluation of the PMF is in accordance with the guidance in Reference 14.", "negative": "Three HEC-RAS simulations were performed: a. 21,400 square-mile downstream-centered March storm b. 7,980 square-mile Bulls Gap-centered March storm c. 7,980 square-mile Bulls Gap-centered March storm with Dam failures."}
{"query": "What is the purpose of the Risk-Informed Extended Completion Times in nuclear regulatory procedures?", "positive": "This document pertains to the adoption of TSTF-505, Revision 2, 'Provide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4B', which is a regulatory process aimed at improving the management of risk in nuclear plant operations.", "negative": "The NRC document, 'Risk Assessment of Operational Events, Volume 2 \u2013 External Events \u2013 Internal Fires \u2013 Internal Flooding \u2013 Seismic \u2013 Other External Events \u2013 Frequencies of Seismically-Induced LOOP Events,' focuses on evaluating various external events that could impact nuclear operations."}
{"query": "The aging management review process includes evaluating potential material degradation such as corrosion and cracking.", "positive": "The One-Time Inspection program (B.2.1.20) will be used to manage loss of material due to pitting and crevice corrosion, cracking due to SCC for aluminum, stainless steel support members; welds; bolted connections; support anchorage to the building structure.", "negative": "Consistent with NUREG-2191. The One-Time Inspection program (B.2.1.20) will be used to manage loss of material due to pitting and crevice corrosion or cracking due to SCC for components exposed to an environment of air and condensation. See Subsection 3.5.2.2.2.4."}
{"query": "The Minimum Detectable Activity for nuclides can influence regulatory compliance and safety assessments.", "positive": "The Nuclide MDA (Minimum Detectable Activity) is defined as the lowest level of activity that can be reliably detected in a sample, providing critical information for radiological assessments.", "negative": "The energy readings for the peaks observed during analysis were measured in keV, which is a unit of measurement commonly used in nuclear physics."}
{"query": "What are the different operational scenarios evaluated for motor-driven pumps during accidents?", "positive": "Sections 1.4 A, 1.4 B, and 1.4 C are for accident cases involving loss of normal feedwater with loss of offsite power and with different pumps operating.", "negative": "As shown in the description columns, three different cases were considered."}
{"query": "The response to radiopharmaceuticals and their monitoring highlights the challenges associated with detecting extravasations in treatments compared to chemotherapy.", "positive": "Monitoring should not be required by regulators such as myself. Monitoring may be a corrective action post-medical event.", "negative": "Carmine Plott notes, \"While no technology exists to prevent extravasations, we rarely have extravasations because we utilize catheters, such as Angiocaths, to establish IV access.\""}
{"query": "What is a safety analysis in the context of nuclear licensing?", "positive": "A safety analysis is a systematic evaluation of a facility's design and operation to ensure that potential hazards are identified and mitigated, thereby demonstrating compliance with safety regulations.", "negative": "The latest findings indicate significant advancements in reactor cooling technologies that enhance operational efficiency and reduce fuel consumption."}
{"query": "The licensing process for nuclear facilities involves a thorough review of safety applications and documentation.", "positive": "The NRC reviews the applications for licenses to operate nuclear facilities to ensure compliance with the regulations and safety standards.", "negative": "The integration of renewable energy sources is essential for a sustainable future."}
{"query": "What are the groundwater sampling requirements outlined in the NPDES Permit?", "positive": "We hereby approve of your request to move the upcoming round of groundwater sampling requirements in the current NPDES Permit (SC0001848) from December, January or February to April, May, and June of this year to match the requirements of the Consent Agreement.", "negative": "I apologize for the delay in responding."}
{"query": "flooding walkdown results", "positive": "Tennessee Valley Authority, Letter to U.S. Nuclear Regulatory Commission, Fleet Response to NRC Request for Information Pursuant to Title 10 of Code of Federal Regulations 50.54(f) Regarding the Flooding Walkdown Results of Recommendation 2.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-ichi Accident. Enclosure 3, November 27, 2012.", "negative": "U.S. Department of Commerce, Weather Bureau, Probable Maximum and TVA Precipitation over the Tennessee River Basin above Chattanooga, Hydrometeorological Report No. 41. June 1965."}
{"query": "What are the common species of fish surveyed near the TRISO-X facility?", "positive": "Fish and Crustacean Species from 2021-2022 Aquatic Surveys of Streams in Proximity to the Horizon Center Site", "negative": "The NRC requires comprehensive assessments of environmental impacts for new nuclear facilities."}
{"query": "Nuclear facilities must file detailed analyses regarding the impact of their operations on the local and regional environment.", "positive": "The NRC requires licensees to analyze the environmental impact of their projects as part of regulatory compliance.", "negative": "The list includes states such as Arkansas and Louisiana, which are part of the Central region."}
{"query": "What is the purpose of a quality assurance process in drug testing for employees?", "positive": "An SOP to implement a quality assurance process to periodically verify that employees are randomly selected for drug testing without regard to their name, office, or position was developed by SB on June 30, 2005.", "negative": "The SOP was revised and implemented on January 13, 2006 (Enclosure 1). The SOP implements commitments contained in the Plan."}
{"query": "The requirements for obtaining a nuclear license involve detailed safety analysis and regulatory compliance.", "positive": "The NRC requires a detailed assessment of safety analysis in order for licensees to meet regulatory standards.", "negative": "The drawing number 177D4970, Sheet 2, Revision 0, does not contain any proprietary information."}
{"query": "Material choices for the pressurizer components are essential for ensuring structural integrity during operation.", "positive": "Pressurizer nozzles are typically fabricated from a low-alloy steel forging material such as SA-508, Class 2, while pressurizer vessels are made of a low-alloy steel material such as SA-533, Grade A, Class 2 or SA-533, Grade B, Class 1.", "negative": "This section discusses the material selections and related properties that will be used in the stress analyses for the PWR pressurizer components selected in Section 4."}
{"query": "emergency plan response time", "positive": "The proposed emergency plan adds 30 minutes to the augmentation response time to the Lead OSC Supervisor and FIN Supervisor minimum staff ERO position that performs the Supervision of Repair Team Activities function.", "negative": "This change deviates from the current emergency plan 60-minute ERO response time requirement for the Lead OSC Supervisor, Operations Supervisor and Electrical/I&C OSC Supervisor, and the NUREG-0654 R2 60-minute ERO response time guidance for the Lead OSC Supervisor."}
{"query": "Containment Cooling Service Water system", "positive": "The safety related function of the valve is to control cooling water flow through the heat exchanger tubes to remove heat from containment.", "negative": "The station determined the Division I CCSW system was inoperable for 28.5 days; therefore, an Operation or Condition Prohibited by Technical Specifications existed for greater than the Limiting Condition of Operation (LCO) time of 7 days."}
{"query": "What is the purpose of the Fire Protection System in nuclear facilities?", "positive": "The FPS provides containment isolation for a containment penetration.", "negative": "Table 3.3.2-12 provides the results of the AMR."}
{"query": "Nuclear facilities must adhere to strict licensing procedures set forth by regulatory bodies.", "positive": "All applicants for a nuclear power plant license must submit documentation that demonstrates compliance with federal regulations, including safety assessments and environmental considerations.", "negative": "The temperature of the coolant system is monitored continuously to ensure optimal reactor performance, unrelated to licensing requirements."}
{"query": "generic knowledge and abilities in NRC exams", "positive": "Revision 0 of the NRC's K/A Catalogs (NUREGs-1122 and -1123) included a list of system-generic K/As at the end of every system and E/APE.", "negative": "Yes. However, in accordance with Section D.1.b of ES-401 (in NUREG-1021), the specific K/A statements (e.g., K1.03 or A2.11) for the examination outline must be selected in a truly random fashion."}
{"query": "The analysis of common cause failures is critical to ensure the reliability of safety systems in nuclear reactors.", "positive": "The Defense in Depth and Diversity Common Cause Failure Coping Analysis is a methodology used to assess the potential for multiple failures in safety systems and to ensure that there are adequate defenses in place to cope with such failures.", "negative": "The Digital Modernization Project aims to upgrade systems and infrastructure to improve operational efficiency and safety at the Limerick Generating Station."}
{"query": "What are the capabilities of a carbon filter in nuclear systems?", "positive": "Carbon filter capabilities for removal of molecular iodine-131 and methyl iodide-131.", "negative": "Design specifications for the purge system isolation valves are presented in Table 9-39."}
{"query": "The NRC stipulates that all significant design changes must undergo a rigorous licensing process.", "positive": "The Integrated Computer Code Analysis (ICCA) is used for evaluating core damage mechanisms and their impact on safety during a nuclear power plant's operational cycle.", "negative": "Post-test analysis often involves disassembling mechanical components to assess their condition and performance."}
{"query": "population density near nuclear facilities", "positive": "Population density is a measurement of the number of people living per unit area, commonly expressed in terms of residents per square mile.", "negative": "The North Anna site is located 10 miles from the nearest town, which features various local amenities and services for residents."}
{"query": "The regulation mandates that high or low limits for sample results must be expressed in the same units as the corresponding measurements if the Rec% column is undefined.", "positive": "If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "ACZ Project ID indicates the unique identifier assigned to specific projects within the laboratory (L89093)."}
{"query": "What is COBRA-FLX in nuclear safety analysis?", "positive": "COBRA-FLX is a thermal-hydraulic analysis code developed by Framatome for the calculation of critical heat flux and coolant flow behavior in nuclear reactors, which is essential for ensuring safe reactor operation.", "negative": "Table B-1 presents various test assembly conditions that were utilized for non-mixing grid tests, detailing parameters such as temperature and pressure."}
{"query": "climatological changes severe accident risk", "positive": "Will expected climatological changes affect average environmental risks of severe accidents due to either changes in severe accident probabilities or associated consequences?", "negative": "Land Use and Land Cover Change"}
{"query": "Magothy Formation soil properties", "positive": "The Magothy Formation was encountered in two of the borings performed for the ESPA investigation (NB-1 and EB-3) and consists primarily of interbedded gray to dark gray, locally mottled, silts and clays, containing trace amounts of lignite and carbonaceous material.", "negative": "Soils of the Potomac Formation were encountered in borings NB-1 and EB-3, performed for the ESPA subsurface investigation."}
{"query": "nuclear safety regulations", "positive": "The purpose of the safety analysis is to evaluate potential hazards associated with the operation of the facility and to establish acceptable limits for the radiological doses to workers, the public, and the environment.", "negative": "Section 17.1 discusses the administrative procedures that need to be followed when filing a report with the Nuclear Regulatory Commission."}
{"query": "License renewal is typically required for the continued operation of nuclear facilities.", "positive": "Only actions are license renewal.", "negative": "TVA has proposed various strategies to enhance operational efficiency."}
{"query": "It is necessary to confirm that the dose rates from the STORAGE CASK loaded with fuel assemblies remain compliant with specified thresholds.", "positive": "Verify maximum surface dose rates of STORAGE CASK loaded with a TSC containing fuel assemblies are within limits.", "negative": "The equipment must undergo regular inspections to ensure operational efficiency and safety, addressing any potential mechanical failures."}
{"query": "The NRC mandates that the concentration of soluble boron in the PWR fuel pool must meet specific regulatory criteria for safe operations.", "positive": "Minimum \\(^{10}B\\) loading in the neutron absorber material:", "negative": "The licensee shall ensure that fuel oxidation and the resultant consequences are precluded during canister loading and unloading operations."}
{"query": "NDM acceptability in PRA", "positive": "The acceptability peer review of an NDM determines whether the NDM is suitable to be used to support a PRA and should be assessed against the NRC-endorsed requirements for NDMs from PWROG-19027-NP, Revision 2, as discussed above.", "negative": "This section of the RG provides guidance to licensees and applicants on an approach acceptable to the NRC staff to demonstrate the acceptability of the base PRA used, in total or in part, to support an application."}
{"query": "In specific operational scenarios, immediate actions taken by operators can be vital for addressing transients in the plant.", "positive": "When it is determined that prompt operator action is required, communication will take place indicating action will be taken utilizing the appropriate hardcard.", "negative": "Upon completion of hardcard actions, or when the transient's effects are minimized, the procedure referenced in the hardcard will be entered and actions taken will be verified using the referenced procedure."}
{"query": "The measurement of the reject flow from the reactor water cleanup system is expressed in terms of flow rate and pressure conditions.", "positive": "Flow Element 1G33-N011 measures reactor water cleanup reject flow to the condenser.", "negative": "Flow is rejected to the main condenser only during plant startup."}
{"query": "Category 1 and Category 2 quantities of radioactive material access authorization", "positive": "Licensees authorized to hold Category 1 or Category 2 quantities of radioactive material must establish access authorization programs in accordance with 10 CFR Part 37, Subpart B.", "negative": "For additional guidance on implementing 10 CFR Part 37 requirements, see NUREG\u20132155, \u201cImplementation Guidance for 10 CFR Part 37, \u2018Physical Protection of Category 1 and Category 2 Quantities of Radioactive Material.\u2019\u201d"}
{"query": "The licensee shall establish a monitoring network that includes parameters for sampling and frequency.", "positive": "Monitoring wells installed to comply with the licensee\u2019s Groundwater Discharge Permit issued by the State of South Dakota may be incorporated into this monitoring network.", "negative": "The Division of Decommissioning, Uranium Recovery, and Waste Programs is responsible for overseeing various aspects of nuclear material safety."}
{"query": "The behavior of Alloy 690 in testing conditions demonstrates no initiation after 4.05 years, signifying its durability.", "positive": "No initiations after 4.05 years.", "negative": "Data scatter is complicating application of the data to predictions for plant components."}
{"query": "The system's design incorporates both safety valves and relief valves to prevent over-pressurization during critical events such as a loss of heat sink.", "positive": "The power operated relief valves are also used to provide protection against exceeding 10CFR50 Appendix G limits (including ASME Code Case N-514), as defined by McGuire Tech Spec Figures 3.4.3-1 and 3.4.3-2 during periods of water solid operation.", "negative": "In the event of a complete loss of heat sink, i.e., no steam flow to the turbine, protection of the Reactor Coolant System against overpressure is afforded by pressurizer and steam generator safety valves along with any of the following reactor trip functions:"}
{"query": "What is the significance of MDA in nuclear regulatory filings?", "positive": "MDA value not calculated", "negative": "Half-life too short to be able to perform the decay correction"}
{"query": "What is the significance of digital modernization in nuclear licensing?", "positive": "Digital modernization is an essential process for enhancing the safety and efficiency of reactor operations; it involves the incorporation of advanced digital technologies into control systems and equipment.", "negative": "The inspections conducted by the NRC are designed to ensure that all units meet the necessary operational standards and regulations."}
{"query": "What is the significance of energy peaks in nuclear safety analysis?", "positive": "Energy peaks are important in nuclear safety analysis as they indicate specific energies at which detection of radiation occurs, allowing for the identification of isotopes and quantification of radioactive materials.", "negative": "The original area of the peaks provides a baseline for comparison with the ambient background measurements."}
{"query": "The NRC evaluates potential hazards associated with radioactive materials in the site restoration process.", "positive": "Strontium-90 is a key isotope assessed due to its radioactive properties and potential impact on safety during the LACBWR Site Restoration Project.", "negative": "The Dry Soil Prep GL-RAD-A-021 method is employed to ensure accurate analysis of the soil samples gathered from the site."}
{"query": "The regulations stipulate that licensees must ensure organizations involved in emergency response are trained and participate in drills.", "positive": "Confirm that supporting organizations identified in the Kemmerer Emergency Plan as having an emergency response role, responsibility, or authority, will be requested to participate in scheduled drills and exercises.", "negative": "Listed in 10 CFR 50.160(b)(1)(iii)(A) through (H) and performance metric and objectives for each of these functions will be developed and used for evaluation."}
{"query": "minimum departure from nucleate boiling ratio (DNBR)", "positive": "The minimum DNBR is always greater than the safety analysis limit.", "negative": "This trip circuit is described in detail in chapter 7; however, it is important in this context to note that the average temperature contribution to the circuit is lead-lag compensated to decrease the effect of the thermal capacity of the RCS in response to power increases."}
{"query": "radiological environmental impact assessment", "positive": "In assessing all the data gathered for 2021 and 2022 and comparing these results with preoperational data, CEG concluded that the operation of DNPS had no adverse radiological impact on the environment.", "negative": "The REMP results for 2021 and 2022 are presented in Table 3.10-1."}
{"query": "The system continuously observes the primary circuits to identify any leakage of radioactive substances into the cooling water circuit.", "positive": "The purpose of this monitor is to continuously monitor the nuclear service water loop for activity and to prevent otherwise undetected activity release from the service water system, which represents a potential release path to the environment.", "negative": "A high alarm signal initiates automatic valve closure on the liquid waste discharge line to prevent further activity release."}
{"query": "The NRC mandates that systems ensuring effective heat removal from the reactor are essential to preventing fuel damage during emergencies.", "positive": "A system to assure sufficient core cooling during postulated accidents and to remove residual heat following postulated accidents shall be provided. The system safety function shall be to transfer heat from the reactor core during and following postulated accidents such that fuel and reactor internal structure damage that could interfere with continued effective core cooling is prevented.", "negative": "The use of structural graphite materials in Flibe salt environments as a reflector is considered to represent a new and unique feature not typical of existing licensed light water reactor designs."}
{"query": "natural gas air emissions regulations", "positive": "Operation of a natural gas plant would result in emissions of criteria pollutants and GHGs released through the heat-recovery steam generator stacks.", "negative": "A permit from the SCDHEC for air pollutants associated with the operation of the new natural gas alternative would need to be secured."}
{"query": "design or operational changes in nuclear safety", "positive": "It was determined that no design or operational changes were needed as a result of the downstream evaluations.", "negative": "Provide a summary of design or operational changes made as a result of downstream evaluations."}
{"query": "The NRC assesses whether licensees have properly evaluated seismic risks...", "positive": "The NRC requires licensees to analyze seismic and geologic hazards as part of their safety review process.", "negative": "Drake, A. A. Jr., \"Precambrian and Lower Paleozoic Metamorphic and Igneous Rocks \u2013 South Mountain and Reading Prong,\" in C.H. Schultz, ed., The Geology of Pennsylvania, Pennsylvania Geological Survey and Pittsburg Geological Society, p. 37 \u2013 50, 1999."}
{"query": "What is SUNSI in nuclear regulatory processes?", "positive": "Any contentions in these proceedings that are based upon the information received as a result of the request made for SUNSI must be filed by the requestor no later than 25 days after receipt of (or access to) that information.", "negative": "If the request for access to SUNSI is denied by the NRC staff after a determination on standing and requisite need, the NRC staff shall immediately notify the requestor in writing, briefly stating the reason or reasons for the denial."}
{"query": "What is the relevance of pCi/g in nuclear regulatory documents?", "positive": "Co-60 was identified both of the sump samples, at a maximum concentration of 7.16E+00 pCi/g.", "negative": "The complete gamma spectroscopy reports are presented in Attachment 7."}
{"query": "QPTR determination in reactor safety", "positive": "2. CALCULATE the QPTR for each operable power detector according to the following equations and RECORD in Attachment 4: A. QPTR\u209c = Ratio\u209c / Average\u209c ________ B. QPTR\u1d47 = Ratio\u1d47 / Average\u1d47 ________", "negative": "1. CALCULATE the average of the relative powers, Average\u209c and Average\u1d47, from each operable power range detector according to the following equations and RECORD in Attachment 4:"}
{"query": "freedom of information act process", "positive": "The Freedom of Information Act (FOIA) gives the public the right to request access to records from any federal agency, including the U.S. Nuclear Regulatory Commission (NRC).", "negative": "The nuclear reactor operates at a nominal power level of 1000 megawatts, which is essential for its efficiency and safety."}
{"query": "remote inspection procedures", "positive": "The team recommends that NRR in coordination with NSIR and the regional offices evaluate the current team inspection framework (i.e., one week of in-office or some on-site preparation, one or two weeks on-site with all team members going on-site, and one week of in-office documentation) to determine if and how team inspections might be more efficiently and effectively performed using available technologies.", "negative": "The issuance of the guidance via the memos mentioned earlier and the March 2020 revision to Appendix E resolved many questions as to how to perform the oversight program during the COVID-19 PHE and supported the immediate needs of the inspectors."}
{"query": "The Aging Management Program specifies procedures related to the oversight of material conditions that affect the structural integrity of components.", "positive": "The Inspection of Overhead Heavy Load and Light Load (Related to Fuel Handling) Systems (B.2.1.13) program is substituted to manage the aging effect(s) applicable to this component type, material and environment combination.", "negative": "The TLAA designation in the Aging Management Program column indicates that fatigue of this component is evaluated in Section 4.3."}
{"query": "gamma scintillation detectors", "positive": "The RE-0017A and B (component water) systems utilize gamma scintillation detectors to measure radiation levels, with a radiation zone of 0.25 mR/h and capable of detecting major isotopes including Co-58, Co-60, I-131, I-133, Cs-134, and Cs-137 in a range of 4.0E-7 to 4.0E-2 \u00b5Ci/cm\u00b3.", "negative": "The auxiliary building is crucial for housing support systems and ensuring operational continuity of the nuclear facility during maintenance and emergencies."}
{"query": "The NRC reviews the safety features of various mining projects in locations near nuclear facilities.", "positive": "Conventional oil and gas production areas within 80 km [50 mi] of the CUP are depicted in the report.", "negative": "While aggregates and precious metals have been produced in McKinley County, there are no pits within 24 km [15 mi] of the CUP."}
{"query": "What is a subsequent license renewal in the context of nuclear plants?", "positive": "TVA\u2019s proposed subsequent license renewal for the Browns Ferry Nuclear Plant located in Limestone County, Alabama.", "negative": "Please let me know by April 20, 2022 if you have any questions or comments on the proposed undertaking."}
{"query": "industrial activities near nuclear power plants", "positive": "There were no significant industrial activities within 5 miles of the plant site. Based on trends of industrial growth and projected population figures, it is not expected that any major industrial expansion will occur in the area.", "negative": "Virginia State Route 700 provides access to the plant site and State Routes 601 and 652 run parallel with the Lake Anna shoreline and pass about 2.2 miles northeast and 1.5 miles south of the plant site, respectively."}
{"query": "Periodic performance testing is vital for ensuring the reliability of safety systems at nuclear power plants.", "positive": "The IEEE Standard 338-1971 provides criteria for the periodic testing of protection systems in nuclear power generating stations.", "negative": "Nuclear power stations utilize various cooling systems to maintain operational temperatures during peak loads."}
{"query": "What is the purpose of the Reactor Core Isolation Cooling (RCIC) System?", "positive": "**APPLICABILITY:** - MODE 1 - MODES 2 and 3 with reactor steam dome pressure > 150 psig.", "negative": "**LCO 3.5.3** The RCIC System shall be OPERABLE."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves a series of regulatory steps defined by the Nuclear Regulatory Commission (NRC) to ensure safety, environmental protection, and compliance with federal laws before a reactor can be constructed or operated.", "negative": "The thermal efficiency of a reactor is an important factor in its overall design, influencing the choice of fuel and the cooling system that will be implemented."}
{"query": "regional transportation network", "positive": "The existing transportation network in Church Rock includes various classifications of roads such as county roads, state highways, US highways, interstate highways, and Navajo/BIA roads.", "negative": "The Church Rock Section 8 project area contains several key visual markers that are important for identifying the location within the region."}
{"query": "What is gamma spectrum analysis in nuclear safety assessments?", "positive": "Gamma spectrum analysis involves the use of a 500 ml Marinelli detector to identify and quantify radioactive samples by examining the energy levels of emitted gamma radiation.", "negative": "The Dead Time was recorded at 0.29 %, indicating a brief period during which the detector is unable to record new events."}
{"query": "analytical methods for liquid scintillation counting", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "The assessment of model parameters such as ADIFF123 is crucial for reactor safety analysis.", "positive": "Figure 10-1 illustrates the frequency distribution of the ADIFF123 model parameter, which is used in the analysis of reactor safety systems.", "negative": "Figure 10-2 shows the density of the Zy-4 ACREEPH model parameter, which is unrelated to the ADIFF123 safety analysis context."}
{"query": "The NRC's review process for safety evaluations is crucial for ensuring compliance with licensing requirements.", "positive": "The Nuclear Regulatory Commission (NRC) oversees the licensing process for nuclear facilities, ensuring that safety evaluations meet federal regulations.", "negative": "The hearing was conducted via video teleconference due to ongoing health and safety protocols, allowing participants to join remotely."}
{"query": "Licensees are allowed to challenge the immediate effectiveness of an Order if they believe it lacks sufficient grounding in reliable evidence.", "positive": "Pursuant to 10 C.F.R. \u00a7 2.202(c)(2)(i), the Licensee may, in addition to demanding a hearing, at the time the answer is filed or sooner, move the presiding officer to set aside the immediate effectiveness of the Order on the ground that the Order, including the need for immediate effectiveness, is not based on adequate evidence but on mere suspicion, unfounded allegations, or error.", "negative": "In the absence of any request for hearing, or written approval of an extension of time in which to request a hearing, the provisions specified in Section III above shall be final twenty (20) days from the date of this Order without further order or proceedings."}
{"query": "What is EVT-1 in the context of inspections?", "positive": "Accessible areas on Gussets 4 and 13 were inspected with 55% to 80% coverage obtained using EVT-1. No indications identified. Both Access Hole covers were inspected per draft BWRVIP -180 requirements.", "negative": "Cracking identified on 0 degree cover. Reference OE 25794."}
{"query": "What is a relief request for underground service water pipe coatings?", "positive": "The purpose of this teleconference between the U.S. Nuclear Regulatory Commission (NRC) and Duke Energy Progress, LLC (Duke Energy) is to discuss a proposed underground service water pipe coating relief request.", "negative": "This is a Closed meeting. Contains trade secrets and commercial or financial information (proprietary information)."}
{"query": "What are the ASME Code requirements for machining operations in nuclear facilities?", "positive": "The ASME Code does not specifically address control of machining operations or establish special requirements in this area. It is intended, however, that the manufacturer performing machining operate under a controlled fabrication system which complies with the requirements of ASME, NCA-4000.", "negative": "The inspection should focus on the impact of load handling activities on reactor core and spent fuel and its cooling and plant support systems for the reactor unit and common systems for the other operating unit(s) at the site."}
{"query": "The operation of small modular reactors entails the withdrawal of significant amounts of make-up water for closed-cycle cooling systems, impacting surface water resources.", "positive": "For the new nuclear component (SMR) of this alternative, the overall construction and operational impacts on surface water resources would be substantially less than those described in Section 3.5.6.1 for the standalone new nuclear alternative, consisting of the offsite ALWR and the onsite SMR components.", "negative": "Pipeline construction would have the potential for additional hydrologic impacts. However, water quality impacts would be minimized by the application of BMPs and by compliance with the State NPDES permitting requirements for construction activities and USACE Section 404 permits that would regulate construction of the pipeline in waterways and wetlands."}
{"query": "What is the significance of Americium-241 in nuclear safety assessments?", "positive": "Americium-241 is a radioactive isotope that can be analyzed for its presence in materials due to its potential health impacts, particularly in assessments related to nuclear safety and environmental monitoring.", "negative": "The report indicates that the sample was collected on May 17, 2019, and received on July 19, 2019, which reflects the timeline of sample processing."}
{"query": "limiting ART values", "positive": "The limiting ART value for the Unit 1 reactor vessel at 50 EFPY is 146.9\u00b0F, which was computed for the Lower to Lower-Intermediate Girth Weld, WF154.", "negative": "The above ART values (at depth of 1/4T) of the limiting belting locations at 80 years remain below 200\u00b0F, which is the Nil-Ductility Transition (RTNDT) limit specified in NRC Regulatory Guide 1.99, Revision 2, Section 3."}
{"query": "What are MSIV isolation signals?", "positive": "MSIV isolation signals have been overridden as directed by the EOPs.", "negative": "Another operator has RPV pressure control on the SRVs at 800-1000 psig."}
{"query": "maximum pressure measurements in nuclear reactors", "positive": "The table outlines the maximum pressure values for various compartments within the reactor, allowing for assessments of the system's safety and performance under specified conditions.", "negative": "The reactor components are designed to withstand significant thermal and mechanical stresses during operation, ensuring optimal performance and reliability in power generation."}
{"query": "What is the purpose of a Probabilistic Risk Assessment in nuclear regulation?", "positive": "The Probabilistic Risk Assessment (PRA) Model Update Process is a systematic approach used to evaluate and update the risk profiles of nuclear facilities based on operational data and safety performance indicators.", "negative": "The cooling system of a reactor is designed to remove heat from the reactor core during normal operation, ensuring thermal equilibrium."}
{"query": "DSI Voltage Distribution", "positive": "Table 3-5 shows the R2R24 DSI Voltage Distribution for SG-C, detailing the number of indications across various voltage bins at the end of cycle 24 (EOC-24).", "negative": "The reactor startup sequence is initiated when the systems are verified operational and safety protocols are confirmed to be in place."}
{"query": "license renewal boundary drawings", "positive": "The License Renewal Boundary Drawings detail the specific areas and dimensions relevant to the license renewal process, ensuring compliance with regulatory requirements set forth by the NRC.", "negative": "The UFSAR References include critical design methodology sections that outline the architecture of the reactor, providing crucial information for safety assessments."}
{"query": "The radiation monitors at the stack must be calibrated to ensure accurate readings of emissions.", "positive": "Stack gas radiation monitor 17RM-050A and 17RM-050B indicate downscale.", "negative": "A. ARP-09-3-2-18"}
{"query": "The NRC requires detailed evaluation of gamma spectrum data for safety assessments.", "positive": "The gamma spectrum analysis performed on the sample was conducted using a 500 ml Marinelli geometry, which is essential for accurate measurement of radionuclide concentrations.", "negative": "The sample was taken from the facility on 8/6/2019, shortly after the acquisition process began."}
{"query": "written examination grading checklist", "positive": "Discontinued use of Rev 11 Form ES-403-1, Written Examination Grading Quality Checklist. These steps integrated into main body of ES-4.4", "negative": "Clarifications made to list of errors that the NRC staff will not accept when considering examination changes after the exam is administered."}
{"query": "high-level waste licensing process", "positive": "OPA has written a fact sheet on the high-level waste licensing process that is now posted on the agency\u2019s web site.", "negative": "The Commission determined that a hearing was called for in the public interest; it is not explicitly addressed in the NWPA."}
{"query": "What is the Framatome fuel rod database?", "positive": "The Framatome fuel rod database benefits from the merging of the databases associated with COPERNIC, RODEX4 and CARO-E3 fuel thermal-mechanical codes.", "negative": "The updated regulations will take effect on January 1, 2024, requiring all licensees to submit their annual reports by the end of March."}
{"query": "What are the benefits of the ADVANCE Act in nuclear regulation?", "positive": "The Accelerating Deployment of Versatile, Advanced Nuclear for Clean Energy (ADVANCE) Act (Public Law 118-67) puts OI on a trajectory, alongside the rest of the U.S. Nuclear Regulatory Commission (NRC), the U.S. Government, and the industry, of innovation and change, giving us a once-in-a-generation opportunity to be a vital and key contributor to how energy is produced and distributed safely and securely across the United States and the world.", "negative": "In reflecting on the past year, investigative deliverables have played a significant role in OI\u2019s success. From October 1, 2023, through September 30, 2024, OI concluded 48 investigations (a 20 percent increase from FY 2023) and 34 assists to staff."}
{"query": "I-131 Curies measurement", "positive": "| Time (hr) | I-131 (Curies) |\n|-----------|-----------------|\n| 0.000     | 2.85171E-15     |\n| 0.373     | 1.89105E-05     |\n| 0.500     | 3.87020E-05     |\n| 1.900     | 3.04267E-05     |\n| 1.200     | 6.01527E-05     |\n| 1.500     | 2.63968E-04     |\n| 1.800     | 1.18634E-04     |\n| 2.000     | 1.37406E-04     |\n| 2.300     | 4.16517E-04     |\n| 2.600     | 4.91756E-04     |\n| 2.900     | 1.91583E-04     |\n| 3.200     | 3.56334E-04     |\n| 3.500     | 1.54651E-04     |\n| 3.800     | 1.55226E-04     |\n| 4.100     | 1.55516E-04     |\n| 4.700     | 5.56466E-04     |\n| 5.000     | 5.55969E-04     |\n| 5.300     | 1.95371E-04     |\n| 5.600     | 6.13846E-04     |\n| 5.900     | 1.55216E-04     |\n| 6.200     | 1.79375E-04     |\n| 6.500     | 1.58376E-04     |\n| 6.800     | 1.54736E-04     |\n| 7.100     | 1.54356E-04     |\n| 7.700     | 1.52164E-04     |\n| 8.000     | 1.42084E-04     |\n| 8.300     | 8.88260E-04     |\n| 8.800     | 9.81225E-05     |\n| 9.000     | 8.54105E-05     |\n| 9.600     | 2.68167E-05     |\n| 9.500     | 7.14381E-05     |", "negative": "| Time (hr) | Sump Water   | Auxiliary Building | Environment   |\n|-----------|--------------|--------------------|----------------|\n| 0.000     | 1.75373E-03  | 8.49467E-07        | 1.12468E-07    |\n| 0.373     | 3.78486E+06  | 8.19664E-04        | 8.97668E-02    |\n| 0.500     | 5.18716E+06  | 7.11468E-04        | 1.37258E-01    |\n| 0.900     | 1.61578E+07  | 2.24518E-03        | 4.93181E-01    |\n| 1.200     | 2.49974E+07  | 3.41115E-03        | 1.00198E+00    |\n| 1.500     | 2.97345E+07  | 4.54810E-03        | 1.71278E+00    |\n| 1.800     | 4.99247E+07  | 6.49483E-03        | 2.02883E+00    |\n| 2.000     | 5.94604E+07  | 5.68946E-03        | 3.32176E+00    |\n| 2.200     | 6.07547E+07  | 9.67683E-03        | 4.34026E+00    |\n| 2.600     | 8.23867E+07  | 6.76626E-03        | 5.36782E+00    |\n| 2.900     | 9.77573E+07  | 7.67028E-03        | 6.18280E+00    |\n| 3.000     | 9.93407E+07  | 5.65748E-03        | 8.42008E+00    |\n| 3.300     | 1.06787E+08  | 6.65163E-03        | 9.94440E+00    |\n| 4.000     | 1.34674E+08  | 5.64748E-03        | 1.46186E+01    |\n| 4.700     | 4.45053E+07  | 6.58383E-03        | 1.19746E+01    |\n| 5.000     | 5.49175E+07  | 6.31918E-03        | 1.24091E+01    |\n| 5.500     | 5.05947E+07  | 5.65265E-03        | 1.35087E+01    |\n| 6.000     | 1.43176E+07  | 6.61938E-03        | 1.25151E+01    |\n| 6.600     | 1.25002E+07  | 6.41824E-03        | 1.55261E+01    |\n| 6.900     | 0.31287E+07  | 5.60668E-03        | 1.63584E+01    |\n| 7.500     | 8.94969E+06  | 7.75344E-01        | 1.85185E+01    |\n| 8.000     | 0.02171E+07  | 5.90403E-03        | 1.95575E+01    |\n| 8.800     | 1.26386E+06  | 2.05684E-01        | 2.06564E+01    |\n| 9.000     | 9.00410E+06  | 5.56883E-03        | 2.15696E+01    |\n| 9.200     | 3.91957E+07  | 5.52529E-03        | 2.56969E+01    |\n| 9.800     | 9.37868E+07  | 5.25208E-03        | 2.95787E+01    |\n| 10.000    | 3.97305E+07  | 5.51818E-03        | 3.05175E+01    |\n| 10.400    | 9.39857E+07  | 5.61288E-03        | 3.13548E+01    |\n| 24.000    | 3.91172E+07  | 5.23783E-03        | 7.50308E+01    |\n| 96.000    | 2.87178E+07  | 3.99598E-03        | 2.73122E+02    |\n| 720.000   | 2.75186E+06  | 3.82804E-04        | 6.48982E+02    |"}
{"query": "LOCA analysis in nuclear safety", "positive": "Braidwood LOCA 2c Leakage", "negative": "Control Room: 1  - Volume: 2.4000E+05  - Occupancy: 0  - Temperature: 1  - Pressure: 0  - Humidity: 0"}
{"query": "The NRC requires that aging management programs be in place to evaluate and address material loss in structural bolting due to corrosion.", "positive": "Consistent with NUREG-1801. The DCPP Structures Monitoring AMP (B.2.3.33) will be used to manage loss of material due to corrosion of steel and galvanized steel structural bolting exposed to an atmosphere/weather environment.", "negative": "The DCPP RG 1.127, Inspection of Water-Control Structures Associated with Nuclear Power Plants AMP (B.2.3.34) will be used to manage loss of material due to corrosion of steel structural bolting and miscellaneous structural components associated with Group 6 structures in a plant indoor air, atmosphere/weather, or submerged environment."}
{"query": "The distance measurements for chemical transport and their relation to safety are crucial in mitigating potential hazards.", "positive": "Table 2.2-18 presents the distances from various chemical locations to the power block boundary and safety-related buildings, highlighting the proximity risks associated with chemicals like gasoline and propane.", "negative": "The safe distance for an explosion is determined based on the type and quantity of the material involved, evidenced by various safety regulations."}
{"query": "mechanistic source term analysis", "positive": "The evaluation of the consequences of all LBEs are supported by mechanistic source terms.", "negative": "Specific assumptions of the Distributed Control System are provided in the example analyses in this report\u2019s appendices."}
{"query": "What materials are used for spent fuel storage spacers?", "positive": "Figure 9-20. Spacer for Spent Fuel Storage", "negative": "The NRC demands rigorous documentation from licensees in their safety analyses to confirm operational sustainability."}
{"query": "The NRC's safety assessments often include evaluations of radionuclides present in waste streams.", "positive": "The radionuclides measured are an important aspect of environmental monitoring and regulatory compliance in nuclear facilities.", "negative": "Water quality analysis is critical for ensuring that the drinking water supply meets safety standards."}
{"query": "At DNPS, the groundwater monitoring program is designed to adhere to federal and state regulations, ensuring the protection of water quality.", "positive": "The NRC considered the issue considering the programs and procedures commonly implemented at nuclear plants, including proper chemical and waste storage and handling, secondary containment and leak detection, use of BMPs and SPCC plans, compliance with federal and state regulations and permits, and groundwater monitoring programs.", "negative": "Groundwater withdrawals for the three onsite water supply wells are calculated annually."}
{"query": "Residual Heat Removal System aging effects", "positive": "The Residual Heat Removal System is crucial for maintaining the reactor pressure boundary and is subject to degradation mechanisms such as loss of material and cracking, which require management through programs like Water Chemistry and One-Time Inspections.", "negative": "Piping elements are evaluated for leakage boundary integrity and may experience issues such as loss of material, but are not subject to the same aging effects as the Residual Heat Removal System."}
{"query": "uranium soil analysis", "positive": "SW846 3050B/620A Uranium Soil \"Dry Weight Corrected\"", "negative": "**Notes:**"}
{"query": "flow rates in aquifer restoration", "positive": "The Combined TR/ER states that, in the case of land application for aquifer restoration, \u201cthe usage of water from the Madison Limestone or another suitable aquifer will be about 430 to 510 gpm.\u201d", "negative": "The 500 gpm figure of concern to Ms. Henderson does seem to be established in the Combined TR/ER."}
{"query": "What is an adverse localized environment in nuclear safety?", "positive": "An adverse localized environment (ALE) is an environment limited to the immediate vicinity of a component that is hostile to the component material, thereby leading to potential aging effects. Electrical insulation used for electrical cables can be subjected to an adverse localized environment.", "negative": "Air that has been treated to reduce its dew point well below the system operating temperature and treated to control lubricant content, particulate matter, and other corrosive contaminants."}
{"query": "What does the NRC require for the licensing of small and mobile reactors?", "positive": "A regulatory approach and philosophy that enables safe, scalable deployment of one or more reactor units every week is of vital importance to not only the business model of small and mobile reactor enterprises, but to meet emission goals, satisfy energy demand, and provide baseload generation for increased grid stability.", "negative": "Alternative sources of energy (e.g., diesel generators and natural gas units) emit greenhouse gases."}
{"query": "assembly average burnup", "positive": "The assembly average burnup (B) is measured in GWd/MTU, representing the energy produced per metric ton of uranium used in the fuel assembly in a nuclear reactor.", "negative": "The table outlines various minimum initial assembly average enrichments of 235U in weight percent for different ranges."}
{"query": "What is an integral frame in nuclear reactor design?", "positive": "An integral frame design in nuclear reactors combines several safety components into a single structural framework that improves stability and minimizes the risk of failure in the event of operational anomalies.", "negative": "The reactor core is surrounded by a robust containment structure designed to prevent the release of radioactive materials in case of an accident."}
{"query": "All data collected in this report conforms to the requirements set forth in the analytical methods and procedures.", "positive": "There are no exceptions, anomalies or deviations from the specified methods. All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "The NRC is reviewing environmental factors associated with the reauthorization of the Palisades Nuclear Plant's power operations.", "positive": "The U.S. Nuclear Regulatory Commission\u2019s (NRC\u2019s) environmental review of the potential reauthorization of power operations at the Palisades Nuclear Plant (Palisades).", "negative": "The draft environmental assessment (EA) will be discussed at the upcoming Tribal Information Meeting scheduled for February 11, 2025."}
{"query": "reactor vessel integrity", "positive": "WCAP-18728-NP, Revision 5, \"V.C. Summer Nuclear Station Unit 1 Subsequent License Renewal: Evaluation of Reactor Vessel Integrity Time-Limited Aging Analyses,\" June 2023", "negative": "Application for Withholding Proprietary Information from Public Disclosure Pursuant to 10 CFR 2.390"}
{"query": "nuclear device registration", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "Please update the information as necessary."}
{"query": "What is the NRC\u2019s Safety Culture Policy Statement?", "positive": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action against you."}
{"query": "The NRC staff will conduct a virtual environmental audit followed by an on-site visit to evaluate compliance.", "positive": "An environmental audit will be conducted by NRC staff virtually the week of January 22, 2024, followed by a site-visit the week of January 29, 2024.", "negative": "An audit summary report will be issued by the NRC staff within 90 days from the end of the environmental audit."}
{"query": "What is the function of the LCL subsystem in nuclear safety systems?", "positive": "The LCL subsystem consists of the coincidence voting process of the partial RPS and NSSSS/ECCS actuations (i.e., one division) for functional trips and actuations respectively.", "negative": "The redundant data from each BPL is 'Or-Red' prior to coincidence voting with other BPL safety actuation signals."}
{"query": "site-specific SBT for physical protection", "positive": "Under the proposed interpretation, licensees and applicants may incorporate law enforcement response into their site physical protection programs using a site-specific SBT.", "negative": "The proposed interpretation seeks to provide flexibility and regulatory clarity to licensees to consider response from law enforcement as part of the physical protection program."}
{"query": "The NRC requires that each licensee demonstrates compliance with established inspections and tests before commencing operation.", "positive": "The ITAAC Notification indicates that sufficient information has been provided to ensure compliance with safety and regulatory standards.", "negative": "The NRC may find it necessary to issue a new letter to address findings from ongoing inspections."}
{"query": "dissolved radionuclides", "positive": "Lead 210, dissolved is a type of analysis that assesses the concentration of Lead-210 in the water sample, typically reported in units such as picocuries per liter (pCi/L).", "negative": "Radium 226, dissolved testing involves collecting samples and analyzing them under specified quality control measures to ensure accurate readings, often utilizing standard test methods like EPA 903.1."}
{"query": "What are the gross alpha and gross beta activity levels in water samples?", "positive": "Gross alpha and gross beta activity levels in the Congaree River for 1972 and 1973 are given in Table 2.8-5. These yearly average gross beta activities range from (5.1 to 5.4) x 10^-9 \u00b5Ci/ml upstream of the plant discharges and from (4.4 to 5.6) x 10^-9 \u00b5Ci/ml downstream while the yearly average gross alpha activities range from (0.6 to 1.1) x 10^-9 \u00b5Ci/ml upstream of the plant discharges and from (0.5 to 2.0) x 10^-9 \u00b5Ci/ml downstream.", "negative": "Average and maximum measurements of gross alpha and gross beta activity in water samples from Sunset Lake for the period December 1972 to November 1973 are given in Table 2.8-6."}
{"query": "Zircaloy oxidation correlations", "positive": "In 2005, regarding the fact that data from isothermal tests are used for the development of Zircaloy-steam oxidation correlations, NRC stated: \"For the development of oxidation correlations, limited by oxygen diffusion into the metal, well-characterized isothermal tests are more important than the complex thermal hydraulics suggested by [Robert H. Leyse]. [Robert H. Leyse's] suggested use of complex thermal-hydraulic conditions would be counter-productive in reaction kinetics tests because temperature.\"", "negative": "TH-1 test no. 107 and PWR FLECHT run 3724, with lower PCTs at the onset of reflowed of 1154\u00b0F and 1187\u00b0F, respectively, had cladding temperature increases of 424\u00b0F and 427\u00b0F, respectively. So at temperatures where the oxidation of Zircaloy does not produce much heat, the results of TH-1 test no. 107 and PWR FLECHT run 3724 are similar."}
{"query": "What are the primary loop piping systems in nuclear reactors?", "positive": "Only applies to primary loop piping (PLP) systems and reactor coolant pressure boundary (RCPB) components whose failure could result in breaks greater than the TBS.", "negative": "Scheduled Commission Briefing \u2013 March 24, 2011."}
{"query": "fire protection system impairments", "positive": "List of current fire protection system impairments, including description.", "negative": "List of all Generic Letter 86-10 evaluations completed since May 2018. Include a short description and/or title of each evaluation."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "**Minimum Cooling Time (years)**", "negative": "| 2.3 \u2264 E < 2.5                  |   -   |   -   |   -   |   -   |   -   |   -   |"}
{"query": "Boiling Water Reactor definition", "positive": "BWR (Boiling Water Reactor) is a type of nuclear reactor in which water is boiled to produce steam, which drives a turbine that generates electricity.", "negative": "The American Society of Mechanical Engineers (ASME) develops codes and standards that are instrumental in the operational safety of nuclear facilities."}
{"query": "What are the inspection methods for cylindrical axial welds in nuclear reactors?", "positive": "If triggered, EVT-1 visual inspection of the axial weld length and 3/4-inch of adjacent base metal on a 10-year frequency; EVT-1s look for evidence of cracking (IASCC) and manage irradiation embrittlement (IE).", "negative": "CSA ribs and rings are not included as assessed components for screening review in Table 3-2 of Rev. 2."}
{"query": "The guideline states that CCS flow to the thermal barriers should be preserved as long as the CCS temperature stays below 115\u00b0F.", "positive": "CCS flow to the Thermal Barriers is not required to be isolated immediately. There is a Caution in 0-AOI-13 that directs the operators to maintain CCS flow to the thermal barrier should be maintained as long as CCS temperature remains <115\u00b0F.", "negative": "Appendix E aligns High Pressure Fire Protection water to cool CCP 1A-A."}
{"query": "What are the findings related to the voltage distributions for SG-A and SG-B?", "positive": "The total number of indications recorded for SG-A was 425, while for SG-B it was 558, with average voltages of 0.32 volts and 0.36 volts respectively.", "negative": "Nuclear reactors require extensive safety protocols to ensure that all operations are conducted within regulatory compliance."}
{"query": "The reactor protection system guarantees the integrity of the nuclear reactor by executing a series of actions when abnormal conditions are detected.", "positive": "The ARC-100 Reactor Protection System (RPS) inserts the control rods into the core to ensure fuel integrity and to protect the reactor coolant boundary under abnormal operating conditions.", "negative": "Each rod has two (2) solenoids and both solenoids must be de-energized before the rod can drop."}
{"query": "decommissioning process of a nuclear power plant", "positive": "The decommissioning process begins when a licensee informs the NRC that it has permanently ceased reactor operations, defueled, and intends to decommission the nuclear plant.", "negative": "Health impacts to workers from exposure to airborne dust and methane gases."}
{"query": "The analysis of surface water quality includes measuring parameters such as pH levels and dissolved oxygen content.", "positive": "Surface water quality data indicates pH levels less than 5.0 U, which are critical for assessing environmental conditions.", "negative": "Waste management practices must comply with state and federal regulations to ensure safety during operations."}
{"query": "What is the aging management evaluation for reactor coolant system components?", "positive": "Components defined as ASME Section XI components (e.g., reactor coolant pressure boundary components, core support structure components, ASME Class 2 or 3 components, including associated pressure-retaining welds) not managed by other AMR line items in GALL-SLR Chapter IV", "negative": "The aging management program includes strategies to address various environmental effects on materials used in nuclear reactor components."}
{"query": "radiological exposure during insulation modification", "positive": "Due to uncertainties in radiation levels, contamination levels, and the required modification scope, it is difficult to predict the total occupational dose associated with insulation removal and/or modifications.", "negative": "The requested exemption is to allow the use of a risk-informed method to demonstrate that the design and licensing bases for the ECCS are not significantly affected by."}
{"query": "What is the significance of the Detector Current Comparator in nuclear safety systems?", "positive": "Detector Current Comparator Upper Section switch placed to 'NORMAL'. Step is critical for proper restoration of upper power detector to current comparator.", "negative": "The performance evaluation measures the competency of the personnel operating the reactor under various conditions."}
{"query": "The projected cumulative dose to the population within a 50-mile radius is calculated to be 2 man-rem annually, which is significantly low compared to the natural background radiation exposure.", "positive": "Radiological:  Cumulative population dose (50-mile radius):  2 man-rem per year (less than .001 percent of dose due to natural background).", "negative": "In lieu of tax payments: $6,800,000 per year."}
{"query": "The NRC mandates the evaluation of control room ventilation design inputs to ensure safety standards are met.", "positive": "B/B Transmittal of Design Information (TODI) No. DIT-BRW-2019-0030/BYR-19-042, \u201cDesign Inputs for Accident Dose Analyses \u2013 Main Control Room Ventilation\u201d Rev. 0, 01/06/20.", "negative": "Individual Instruction Guide, N-AN-ENG-RADTRADERROR, Rev. 1."}
{"query": "The analysis of safety systems is crucial to ensure operational reliability in nuclear facilities.", "positive": "The safety analysis report must include evaluations of systems that are critical to preventing accidents and mitigating their consequences.", "negative": "The features of modern computer systems often include enhanced processing power and increased storage capabilities."}
{"query": "The control system includes a low fuel oil pressure alarm that indicates when the pressure drops below a certain threshold.", "positive": "A low fuel oil pressure alarm is located on the diesel control panel and is activated by the following:  a. Diesel Unit 1A - pressure switch 1FDPS5000  b. Diesel Unit 1B - pressure switch 1FDPS5010  c. Diesel Unit 2A - pressure switch 2FDP5010  d. Diesel Unit 2B - pressure switch 2FDP5010  The alarm is activated if the fuel oil pressure falls to 22 psig while the engine is running. The pressure switch turns off the alarm and resets itself when the fuel oil pressure rises to 25 psig. The pressure switch is located at the engine fuel oil intake.", "negative": "This indication is performed by the following:  a. Diesel Unit 1A - pressure gage 1FDPG5000  b. Diesel Unit 1B - pressure gage 1FDPG5010  c. Diesel Unit 2A - pressure gage 2FDPG5000  d. Diesel Unit 2B - pressure gage 2FDPG5010  This gage is a dual scale gage and indicates the oil pressure upstream and downstream of the engine intake duplex oil filter. Indications are given at the diesel control panel."}
{"query": "The NRC has concluded that the proposed amendments do not raise significant safety concerns under the applicable regulatory standards.", "positive": "Based on the above, I&M concludes that the proposed change presents no significant hazards consideration under the standards set forth in 10 CFR 50.92(c), and, accordingly, a finding of \"no significant hazards consideration\" is justified.", "negative": "A review has determined that the proposed amendment would change a requirement with respect to installation or use of a facility component located within the restricted area, as defined in 10 CFR 20, or would change an inspection or surveillance requirement."}
{"query": "The NRC enforces regulations that require licensees to maintain compliance with safety analysis reports.", "positive": "The Nuclear Regulatory Commission (NRC) issues regulatory guidance to ensure that reactor operators comply with safety regulations and licensing requirements.", "negative": "The weather conditions in Iowa can vary widely depending on the season, impacting local ecosystems and agriculture."}
{"query": "loss of instrument air", "positive": "The Steam Jet Air Ejector (SJAE) Suction valves are air operated valves that fail closed on a loss of Instrument Air.", "negative": "During normal operation this would lower Heater Drain levels and Feedwater Heater outlet temperature."}
{"query": "The NRC assesses the adequacy of operability determinations related to various systems in the plant.", "positive": "The inspectors evaluated the licensee's justifications and actions associated with the following operability determinations and functionality assessments: Unit 1 motor driven auxiliary feedwater level control valve failure to control from the control room identified on September 29, 2024 (CR 1962284; CR 1962371).", "negative": "Licensee's periodic evaluation in accordance with 10 CFR 50.65(a)(3) covering the period from October 1, 2019, thru March 31, 2021 (Maintenance Rule Sixteenth Periodic Assessment Report Units 1, 2, and Common)."}
{"query": "nuclear licensing process", "positive": "The licensing process for nuclear reactors involves a series of regulatory submissions to ensure compliance with safety standards and operational protocols as outlined by the NRC.", "negative": "The performance of wind turbines has shown significant improvement in energy efficiency and output in recent years."}
{"query": "What is the significance of wind speed data in nuclear safety assessments?", "positive": "Percentage frequency of wind direction and speed (MPH) during May at the GGNS site indicates patterns of wind that can affect the dispersion of airborne contaminants in the event of an incident.", "negative": "Data from Site Meteorological Tower, 2001 \u2013 2003 (Reference 2)."}
{"query": "Steam Generator Tube Rupture protocol", "positive": "1-E-3, Steam Generator Tube Rupture, Step 8, CONTROL Ruptured S/G level, is in progress.", "negative": "Which ONE of the following completes the statements in accordance with 1-E-3, Steam Generator Tube Rupture?"}
{"query": "residual heat removal system", "positive": "Residual Heat Removal Service Water System is designed to remove excess heat from the reactor core and maintain the reactor coolant within acceptable temperature limits under both normal and emergency conditions.", "negative": "Insulated piping, piping components, tanks are classified under pressure boundary and are susceptible to corrosion and cracking under certain environmental conditions."}
{"query": "What is the role of the Nuclear Regulatory Commission in licensing?", "positive": "The Nuclear Regulatory Commission (NRC) is responsible for regulating nuclear power plants and ensuring their safety, including the licensing process for operators and facilities.", "negative": "The contact information for the NRC is provided, including the name, address, email, and phone number of Peyton Doub."}
{"query": "The NRC's estimates for costs associated with the disposal of different components suggest substantial variations based on categorization and facility types.", "positive": "NUREG-1307, Revision 8, introduced an alternative burial cost escalation factor (Bz) that assumed the use of waste vendor services and disposal of Class A LLW at the non-compact disposal facility located in Utah as an alternative to disposal of all decommissioning LLW at a compact-affiliated disposal facility.", "negative": "These rates assume no volume discounts, which can be substantial."}
{"query": "The report must include a detailed analysis of uncertainties associated with the sample measurements.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "Batch 2047687 was assessed for analysis quality control without any noted disqualifiers."}
{"query": "The initiative aims to introduce a strategic methodology for managing ex-plant materials instead of relying on opportunistic practices.", "positive": "The purpose of this effort is to develop a more systematic proactive 'strategic' approach to ex-plant material harvesting, rather than the more reactive opportunistic approach to date.", "negative": "This effort is just getting underway, but we would like to present the concept at an NRC-industry materials meeting in early June."}
{"query": "The NRC mandates that licensees monitor the levels of radioactive materials in the environment...", "positive": "Measurement is a crucial aspect in determining the activity of radioactive materials, as shown in the data where various Measurement IDs correspond to specific dpm/100 cm\u00b3 values.", "negative": "The Gamma Result of the measurements indicates the response of the detectors used in the analysis."}
{"query": "The layout includes various significant features relevant to site safety and operations, such as water reservoirs and spent fuel storage areas.", "positive": "The Independent Spent Fuel Storage Installation is a designated area for securing and managing spent nuclear fuel outside of the reactor building.", "negative": "The site layout also features recreational areas, such as boat buoys, which are used for navigation and not related to nuclear safety."}
{"query": "license renewal terms in nuclear regulation", "positive": "the glossary in the 2013 GEIS defines 'license renewal term' as '[t]hat period of time past the original or current license term for which the renewed license is in force'", "negative": "After the Board admitted the two environmental contentions, the Staff issued the Draft Supplemental Environmental Impact Statement (Draft SEIS) for Turkey Point Units 3 and 4."}
{"query": "What is the role of the core cooling system in a nuclear reactor?", "positive": "The core cooling system is critical in maintaining the reactor core at a safe operating temperature by removing heat generated during nuclear fission.", "negative": "The financial implications of adopting new technologies in the energy sector must be thoroughly evaluated to ensure long-term sustainability."}
{"query": "The Nuclear Regulatory Commission oversees the analysis of safety zones around nuclear power plants.", "positive": "The NRC requires licensees to analyze emergency zones to ensure safety and public health during nuclear operations.", "negative": "The table provides an overview of hazardous cargo rail accident data, detailing incidents and locations of cargo transportation."}
{"query": "The conditions for new Surveillance Requirements (SRs) following amendment 133 require their first performance to occur at the end of the initial surveillance interval after implementation.", "positive": "The schedule for the performance of new and revised Surveillance Requirements (SRs) shall be as follows: For SRs that are new in this amendment, the first performance is due at the end of the first surveillance interval that begins on the date of implementation of this amendment. For SRs that existed prior to this amendment whose intervals of performance are being reduced, the first reduced surveillance interval begins upon completion of the first surveillance performed after implementation of this amendment.", "negative": "This amendment authorizes the relocation of certain Technical Specification requirements to licensee-controlled documents."}
{"query": "The NRC's approach to examining the economic impacts of regulatory actions is outlined in various guidelines.", "positive": "SECY-12-0110, \u201cConsideration of Economic Consequences within the U.S. NRC\u2019s Regulatory Framework,\u201d August 14, 2012", "negative": "The documents identified in the following table are publicly available."}
{"query": "What are the acceptable OM Code Cases for nuclear power plants?", "positive": "a. Table 1, \u201cAcceptable OM Code Cases,\u201d lists the OM Code Cases that are acceptable to the NRC for implementation in the IST of light-water-cooled nuclear power plants.", "negative": "RG 1.192, Revision 4, supersedes Revision 3."}
{"query": "What is the purpose of the reactor core isolation cooling (RCIC) system?", "positive": "Reactor core isolation cooling (RCIC) is a system designed to remove decay heat from the reactor core and provide cooling in the event of a loss of normal cooling capability.", "negative": "The anticipated without SCRAM (ATWS) system B train after replacement of inverter and ground troubleshooting on October 3, 2024."}
{"query": "What are the key parameters for the inadvertent opening of a pressurizer safety valve?", "positive": "Table 5-17 presents key parameters for the inadvertent opening of a pressurizer safety valve event.", "negative": "The reactor was inspected for any signs of corrosion or wear that could impact its operational lifespan."}
{"query": "The system designed to connect field components with safety logic is known as the Component Interface Module.", "positive": "The CIM is an FPGA-based component that performs the priority module function described in NRC interim staff guidance DI&C-ISG-04, \"COMMAND PRIORITIZATION\" (ML083310185).", "negative": "The Double Width Transition Panel (DWTP) connects CIM base plates to the SRNC base, Ovation RNI assembly, and redundant 24 Vdc power feeds."}
{"query": "What is meant by the term 'safety significance' in nuclear regulatory filings?", "positive": "Safety significance is assessed based on the potential consequences of an event or condition related to nuclear safety and is a critical component in determining the regulatory response.", "negative": "The reactor core is designed to operate within specified thermal limits to ensure efficient energy production and maintain structural integrity."}
{"query": "What is the ASME OM Code requirement for maintenance on valves?", "positive": "The ASME Code for Operation and Maintenance of Nuclear Power Plants (OM Code) is incorporated by reference into 10 CFR 50.55a, \u201cCodes and standards.\u201d ASME OM Code, Subsection ISTC, paragraph ISTC-3310, \u201cEffects of Valve Repair, Replacement, or Maintenance on Reference Values,\u201d requires in part that: When a valve or its control system has been replaced, repaired, or has undergone maintenance that could affect the valve\u2019s performance, a new reference value shall be determined or the previous value reconfigured by an inservice test run before the time it is returned to service or immediately if not removed from service.", "negative": "Personnel involved: SM [Shift Manager], AOM [Assistant Operations Manager], Ops Director, Engineering Director, IST [Inservice Test] Engineer, AOV [Air-Operated Valve] Engineer, Reg Affairs Manager, Plant Manager, Site Vice President."}
{"query": "The maximum allowed concentration levels for specific isotopes in the circulating water discharge are stipulated in regulatory guidelines.", "positive": "Maximum Permissible Concentration (c) (\u00b5Ci/ml) refers to the highest concentration of radioactive isotopes that can be present in the circulating water discharge, as outlined in regulations.", "negative": "Total C_i (\u00b5Ci/year) from table 11.2.3-1 provides a summary of annual releases from various isotopes, which include Ba-137m, Ce-144, and H-3."}
{"query": "licensing procedure for nuclear programs", "positive": "Please provide copy of the Program's licensing procedure(s) or a confirmation that the Program is using NRC\u2019s NUREG-1556.", "negative": "None"}
{"query": "The NRC stipulates specific requirements for vent positions in nuclear facility designs...", "positive": "- **VENT AREA \"a\"**", "negative": "- **CONCRETE** - EL. 239'-0\""}
{"query": "modes of operation in nuclear reactors", "positive": "Table 3-1 outlines the various modes of operation for reactors, including Power Operation, Startup, Hot Standby, Hot Shutdown, Cold Shutdown, and Refueling, with their respective reactivity conditions and thermal power ratings.", "negative": "The maintenance schedule for the safety systems must be adhered to ensure operational integrity and compliance with regulatory standards."}
{"query": "The submission outlines the significance of the 100-year peak flow inundation area in evaluating potential impacts of flooding on project sites.", "positive": "The 100-year peak flow inundation area is a critical consideration for risk assessment and planning in the Crownpoint Uranium Project.", "negative": "The Crownpoint Uranium Project is located in the Navajo Nation and covers various historical mining sites."}
{"query": "The NRC assesses changes in population that may impact the effectiveness of alert systems.", "positive": "Review for population changes affecting route alerting", "negative": "Audit conducted by (Print and Signature):"}
{"query": "The NRC mandates a thorough examination of components subject to aging management review for systems such as the spent fuel pool cooling system.", "positive": "Table 2.3.3-2 lists the components of the spent fuel pool cooling system that are subject to aging management review, specifying their intended functions and roles within the system.", "negative": "A prime consideration in reactor safety is the assessment of human factors engineering, which aims to minimize operator error and enhance overall system reliability."}
{"query": "The Nuclear Regulatory Commission monitors the cumulative dose exposure from various sources during operations.", "positive": "Cumulative doses are calculated continuously to monitor the radiation exposure to personnel over time.", "negative": "In various reactor designs, specific architectural features help ensure operational safety and efficiency."}
{"query": "nuclear licensing process for reactor units", "positive": "The licensing process for nuclear reactors, including the evaluation of safety, operational limits, and environmental impact, is governed by regulations set forth by the Nuclear Regulatory Commission (NRC).", "negative": "The financial performance of the Susquehanna Steam Electric Station is a crucial aspect that impacts the energy market dynamics and local economic development."}
{"query": "What is the purpose of a License Amendment Request in nuclear regulatory processes?", "positive": "A License Amendment Request (LAR) is a request submitted to the NRC by a licensee seeking changes to the conditions of their operating license, which may involve modifications to facility design, operational procedures, or safety measures.", "negative": "The reactor pressure vessel is a critical component that contains the reactor core, where nuclear fission takes place, ensuring that radioactive materials are kept contained and secure from the environment."}
{"query": "PRA standards endorsed by Regulatory Guide 1.200", "positive": "The PRA models used to support the RBS Risk-Informed Completion Time Program were developed in accordance with PRA standards endorsed in Regulatory Guide 1.200, Revision 2.", "negative": "This enclosure is not applicable to the River Bend Station (RBS) submittal."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "Energy levels, expressed in kiloelectronvolts (keV), are critical for evaluating the radiation emissions from nuclear materials and ensuring safety compliance in regulatory filings.", "negative": "The table summarizes peak energy values and corresponding uncertainties, indicating the variations in measurements without discussing their implications for safety."}
{"query": "nuclear plant licensing process", "positive": "The licensing process for the Watts Bar Nuclear Plant involved the review of operational competencies through both an operating test and a written examination administered to the facility\u2019s staff.", "negative": "The licensed operators completed their training prior to the scheduled oral boards and practical examinations, ensuring their readiness for the assessment."}
{"query": "What is the role of LLS valves in reactor modes?", "positive": "Therefore, maintaining the LLS valves OPERABLE is not required in MODE 4 or 5.", "negative": "The allowed Completion Time is reasonable, based on operating experience, to reach the required plant conditions from full power conditions in an orderly manner and without challenging plant systems."}
{"query": "What do Technical Specifications (TS) require regarding Limiting Conditions for Operation (LCO)?", "positive": "The regulation at Title 10 of the Code of Federal Regulations (10 CFR) 50.36(c)(2) requires that TSs include LCOs. Per 10 CFR 50.36(c)(2)(i), LCOs 'are the lowest functional capability or performance levels of equipment required for safe operation of the facility.'", "negative": "The Monticello TSs use different numbering than the Standard Technical Specifications (STS) on which TSTF-582 was based. Specifically, TS 3.3.5.2, 'Reactor Pressure Vessel (RPV) Water Inventory Control Instrumentation,' in the STS was numbered as TS 3.3.5.3 in the Monticello TSs."}
{"query": "nuclear licensing ITAAC process", "positive": "NRC's ITAAC Index lists notified amendments and statuses related to nuclear construction, including requests for information and deletions as per license amendments.", "negative": "The NRC conducts periodic inspections to ensure compliance with regulatory and safety standards during the construction of nuclear facilities."}
{"query": "blast furnace slag in nuclear waste management", "positive": "One intended function of the grouts at the SRS is to impede the release from the tanks of redox-sensitive radioelements such as technetium and plutonium.", "negative": "Elements that were not likely to be covered in the technical sessions or project reviews were assigned to the QA auditors."}
{"query": "The NRC requires an evaluation of operational experience (OE) to support the development of the license renewal application (SLRA).", "positive": "The staff requests that the applicant provide a presentation on the process used to identify and evaluate the pertinent OE that was used to inform the development of the AMPs as discussed in the SLRA and basis documentation.", "negative": "On an as-needed basis, the staff should perform an independent review of age-related OE contained in the CAP database to provide reasonable assurance that the applicant has adequately identified and evaluated pertinent OE in the development of the SLRA."}
{"query": "cladding stress", "positive": "Cladding Stress is evaluated in BAW-10227 (Reference 4) and involves assessing the criteria, method, and material properties necessary for nuclear safety compliance.", "negative": "Criteria, Method is discussed in ANP-10342 (Reference 1) in relation to general component stress, which is separate from cladding-specific issues."}
{"query": "What happens when the PRT safety valve remains stuck open?", "positive": "The PRT is normally aligned to vent to the GW and RCDT system through 1RY469 which fails closed when pressure reaches 6 psi. With the safety valve leaking by, the pressure in the PRT will rise, 1RY469 will close and pressure will reach the rupture discs limit of 100 psi.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "The measurements for nuclides require careful attention to their energy levels, yield percentages, and activity ratios.", "positive": "The table lists various nuclides along with their corresponding energy in keV, yield in percentage, activity in pCi/grams, nuclide minimum detectable activity (MDA) in pCi/grams, and line MDA in pCi/grams.", "negative": "Safety protocols ensure that all reactor components are inspected and maintained regularly to prevent failures."}
{"query": "What is a technical specification in nuclear licensing?", "positive": "Technical specifications are documents that provide the safety limits and operating conditions of a nuclear reactor, ensuring that it operates within established safety parameters.", "negative": "In a thermal power plant, the efficiency of converting thermal energy to mechanical energy is a crucial factor influencing overall plant performance."}
{"query": "What is Strontium-90 and its significance in nuclear safety?", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90  | U      | 0.0125  | +/- 0.0576  | 0.106 | 0.400 | pCi/g  | JXC9 | 10/08/19 | 1106 | 1921875 | 1      ", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "HI-STORM UMAX MPC-37 permissible heat load", "positive": "HI-STORM UMAX MPC-37 Type 1 Permissible Heat Loads for the effective management of spent nuclear fuel are defined in the context of decay heat requirements and long-term storage considerations.", "negative": "The classification of fuel assembly for MPC-37 in the HI-STORM UMAX System includes specifications on dimensions and arrangement required for proper storage but does not address permissible heat loads."}
{"query": "What does the Rec% column indicate in regulatory filings?", "positive": "If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "ASTM D516-07/11-16 is a standard test method for determining the sulfate content of water."}
{"query": "PRB soil mass calculations", "positive": "| Mass of soil in PRB        | 5,003    | U.S. tons  |", "negative": "| Linear groundwater velocity      | 0.16       | ft/day     |"}
{"query": "What is the significance of black abalone in the consultation process for nuclear regulatory submissions?", "positive": "To be consistent with the U.S. Army Corps of Engineer\u2019s findings in the 2024 dredging permit review and because black abalone have not been documented in the Intake Cove to date, the NRC prefers to hold to this assumption\u2014that the species is not present in the Intake Cove.", "negative": "We understand that the ESA reinitiation criteria at 50 CFR 402.16(a)(2) would require us to reinitiate consultation if new information in the future indicates that this species is present in the Intake Cove because such information could potentially reveal effects of the action that may affect this species in a manner or to an extent not previously considered."}
{"query": "thermally-induced failure of hot leg tubes", "positive": "NRC analytical models and research findings continue to show that a TI-SGTR is more probable than predicted by the industry.", "negative": "WCAP-16341-P (Reference 33) is an analysis specific for Westinghouse plants, and was performed with the knowledge of the results of NUREG-1570 (Reference 26) and NUREG/CR-6595, Revision 1 (Reference 27). This document is used as the primary reference document for modeling pressure- and TI-SGTR."}
{"query": "What is the significance of a recirculation pump trip in reactor operations?", "positive": "Trip of one recirculation pump motor is assumed. This event is categorized as an incident of moderate frequency.", "negative": "Core flow stabilizes at new equilibrium conditions."}
{"query": "The operability of each CVS letdown isolation valve is essential in maintaining system integrity during specific operational modes.", "positive": "Each CVS letdown isolation valve shall be OPERABLE.", "negative": "CVS letdown flow path may be unisolated intermittently under administrative controls."}
{"query": "The elevation of the ground floor of the reactor building has been set to EL 135 ft.C.D.", "positive": "The finished grade of the plant has been established at Elevation (EL) 116 ft.C.D. Grade rises abruptly in the area surrounding the reactor building to a grade of EL 135 ft.C.D., with the top of ground floor at EL 135 ft.C.D.", "negative": "The Susquehanna River drains an area of 27,000 sq. mi. in New York, Pennsylvania, and Maryland."}
{"query": "MILDOS-AREA modeling", "positive": "As part of the license application MILDOS-AREA modeling was used to calculate potential radiation doses to individuals and populations from releases occurring at the project areas.", "negative": "Estimated doses at the CUP ISR facilities will not exceed regulatory limits, and overall impacts to public and occupational health and safety will be SMALL."}
{"query": "What is the significance of PB-214 in nuclear safety regulations?", "positive": "PB-214 is a nuclide that has a weighted mean activity of 5.44E-02 pCi/grams, relevant for its assessment in regulatory filings concerning radioactive materials.", "negative": "Errors quoted at 2.000sigma highlight the uncertainty limits in measurements, which are crucial for ensuring data accuracy in regulatory assessments."}
{"query": "The reporting limit is crucial for identifying the lowest concentration that can be reliably detected in a sample.", "positive": "RL: Reporting Limit                 |           |        |             |      |     |       |    |    |              |            |        |", "negative": "The project involves strict adherence to sampling and analytical methodologies to ensure regulatory compliance."}
{"query": "what is the RadICS platform in nuclear licensing?", "positive": "Applicants using the RadICS platform are obligated to verify that the requirements of the application are bounded by the established qualification envelope.", "negative": "Addressed in PSAI 7.4 and satisfied by: - Licensing Technical Report"}
{"query": "The NRC endorses thorough testing of components such as safety injection systems to ensure their reliability during normal operating conditions.", "positive": "The safety injection system is a crucial feature in maintaining reactor safety, designed to deliver coolant to the reactor in case of an emergency.", "negative": "The leak class for this test is classified as C, indicating acceptable leak rates during the inspection."}
{"query": "soil classification in nuclear regulatory documents", "positive": "The soil descriptions classify the materials based on granulation and consistency to ensure proper engineering assessments for safety and structural integrity.", "negative": "The boring terminated at 36.5 ft."}
{"query": "What is the purpose of the Wireless Emergency Alerts system at nuclear facilities?", "positive": "Wireless Emergency Alerts (WEA) will be used to alert the public of an emergency at River Bend Station.", "negative": "Key emergency personnel in the emergency response organizations and supporting emergency personnel will be contacted via commercial phone or by an alternate mode if necessary."}
{"query": "The NRC mandates the analysis of specific isotopes in soil samples to assess contamination levels.", "positive": "The subsurface soil samples were analyzed for the full suite of initial ROC, while the surface soil sample was analyzed for Co-60, Nb-94, Cs-137, Eu-152, Eu-154, Eu-155, and Am-241.", "negative": "The on-site gamma spectroscopy results revealed that Cs-137 was detected at concentrations above MDC in twelve (12) of the continuing characterization samples, with a maximum concentration of 2.70E+00 pCi/g."}
{"query": "NextEra Common Emergency Plan", "positive": "The proposed NextEra Common Emergency Plan establishes an updated licensing basis for PSL that complies with current NRC regulations in 10 CFR 50.47 (Reference 6.1) and 10 CFR 50 Appendix E (Reference 6.4), and the guidance NUREG-0654/FEMA-REP-1 Revision 2 (Reference 6.8).", "negative": "The site-specific annexes generally contain unique information such as local agency and support organizations, site-specific agreement lists, etc."}
{"query": "groundwater aquifer impact on nuclear facilities", "positive": "Describe the regional and local groundwater aquifers, formations, sources and sinks and onsite groundwater use, including present and projected future use. Describe the effects of present and projected groundwater use on gradients and groundwater or piezometric levels beneath the site.", "negative": "Section 2.5.6 \u2013 Include information related to the investigation, engineering design, proposed construction, and performance of all earth, rock, or earth and rock fill embankments used for plant flood protection or for impounding cooling water required for the operation of the nuclear power plant."}
{"query": "Operating procedures that impact safety and compliance must be rigorously enforced in all work activities.", "positive": "All operating procedures which will affect radiation safety will be reviewed by the SERP.", "negative": "Supervisory and management personnel will routinely observe their employees at work, and thus will be able to ensure adherence to the written procedures."}
{"query": "The inspection team assessed the quality of inspections regarding health, safety, and security during the oversight process.", "positive": "The team determined that the inspection plans and reports generated by the inspectors were exceptional. The team found that inspection documents were thorough, complete, consistent, and of acceptable technical quality with health, safety, and security issues properly addressed, and that management promptly reviewed inspection results.", "negative": "The team evaluated 20 inspections reports and enforcement documentation, and interviewed inspectors involved in materials inspections conducted during the review period."}
{"query": "inorganic analytical results for uranium", "positive": "Uranium, dissolved has a result of 0.0162 B, with a dilution of 50 as per EPA method 200.8.", "negative": "Rio Algom Mining Company has a project ID of 36-08 TRA-10032024 and received the sample on 10/05/24."}
{"query": "frazil ice blockage", "positive": "Frazil ice blockage can occur at intake structures, leading to potential operational challenges for cooling water systems in nuclear facilities.", "negative": "The hydraulic reference manual provides essential information on the principles of hydrology and the methods used in flood risk management."}
{"query": "alternate POD values in nuclear licensing", "positive": "The proposed amendment would revise the Watts Bar UFSAR to apply alternate POD values to indications of axial ODSCC at TSPs in the Watts Bar, Unit 2, steam generators for the BOC voltage distribution in support of the Watts Bar, Unit 2, operational assessment until the steam generators are replaced.", "negative": "The NRC will need to make the findings required by the Atomic Energy Act of 1954, as amended (the Act), and NRC's regulations."}
{"query": "critical mass flow rate correlation", "positive": "The critical mass flow rate correlation utilized assumes a homogeneous mixture of air, steam and water. Data which show comparisons between measured critical mass flow rates and predictions using the homogeneous critical flow model at low pressures have been analyzed.", "negative": "Nodalization sensitivity studies were performed before the analysis was begun. The total number of nodes used varied from 6 to 54."}
{"query": "The NRC requires that notifications for ITAAC status modifications are accurately documented in regulatory filings.", "positive": "The ITAAC notification type can vary, including types such as ICN, IPCN, or UIN, depending on the nature of the notification required by the NRC.", "negative": "The NRC maintains a checklist for vendor inspections, which includes evaluation criteria that may not directly relate to ITAAC notifications."}
{"query": "Risk Informed Evaluation Process", "positive": "Risk Informed Evaluation Process (RIEP): New rule does not appear to implement efficiencies and learnings associated with risk informed change programs that most of the fleet has implemented since 2010.", "negative": "2010 Draft 50.46a rule required substantial implementation burden as compared to the potential benefits utilities would obtain (see ML100260383 & ML10316027)."}
{"query": "The regulatory framework requires that systems must demonstrate resilience against potential failures.", "positive": "The Defense in Depth and Diversity Common strategy ensures that a combination of systems and procedures is employed to cope with failures that may occur in safety-related systems.", "negative": "The modernization project focuses on enhancing the operational efficiency of existing units through technology upgrades and improved performance metrics."}
{"query": "The reactor's average enrichment of uranium affects its cooling time requirements.", "positive": "The Assembly Average Burnup is a critical parameter that determines the cooling time required for nuclear fuel, influencing the operational safety and regulatory compliance of the reactor.", "negative": "The efficiency of the cooling system is vital for maintaining optimal reactor temperatures during operation."}
{"query": "What are nuclides and their significance in nuclear safety?", "positive": "Nuclide is part of an undetermined solution.", "negative": "Errors quoted at 2.000 sigma."}
{"query": "The NRC evaluates the implications of a Loss of Coolant Accident on the reactor's containment integrity.", "positive": "Loss of Coolant Accident (LOCA) Inside Containment (Main Steam) is a significant safety concern that requires thorough analysis during regulatory reviews.", "negative": "The Limerick D3 Analysis focuses on various technical aspects of reactor operations and associated regulatory requirements."}
{"query": "What is the COBRA-FLX Critical Heat Flux Correlation?", "positive": "COBRA-FLX is a computational fluid dynamics tool used to model the thermal hydraulic behavior of nuclear reactors, particularly in predicting the critical heat flux.", "negative": "The data from the test assembly conditions are essential for evaluating the performance and stability of reactor components under various operational scenarios."}
{"query": "What is the NRC Device Key in regulatory filings?", "positive": "**NRC Device Key:** 719593 (Internal Control Number)", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "What is the function of second level undervoltage relays in nuclear systems?", "positive": "The second level undervoltage relays for 4.16 kV Bus 1C1 are also designated as: - 227-1C1-2 (on drawing 6.5.1) - 275S, 276S (on drawings 6.5.10, 6.5.11, 6.5.18)", "negative": "The relay tolerances are assumed to be 2\u03c3 values, particularly for the pickup and dropout settings which consider repeatability at constant temperature and constant control voltage."}
{"query": "The NRC expects that the new nuclear alternative will consist of multiple reactor types, including both Advanced Light-Water Reactors and Small Modular Reactors.", "positive": "For the new nuclear alternative, the NRC staff assumes that Duke Energy would replace the generating capacity of Oconee Station Units 1, 2, and 3 with a combination of (1) two ALWRs at the proposed W.S. Lee Nuclear Station in Cherokee County, South Carolina, and (2) a single-unit SMR at the Oconee Station site.", "negative": "Loss of habitat and increased noise generation during construction and operation of the new facilities could cause terrestrial wildlife to move into other habitats in the surrounding landscape, increasing demands on those habitats and competing with other wildlife."}
{"query": "What is the importance of isotopic analysis in reactor coolant systems?", "positive": "ENSURE Chemistry is performing Isotopic Analysis of the RCS for Dose Equivalent Iodine and Dose Equivalent Xenon.", "negative": "MONITOR area radiation monitors and recorder 1-RR-90-1 NORMAL."}
{"query": "The NRC specifies various flow rates for safety injection under different reactor coolant system pressures.", "positive": "Table 3-2 presents high head safety injection flow rates for cold leg pump discharge break spectrum under varying RCS pressures.", "negative": "The reactor's temperature control system ensures stable operations during varying environmental conditions."}
{"query": "What are the performance criteria for emergency core cooling systems?", "positive": "Emergency Core Cooling Performance, Westinghouse Electric Corporation, Westinghouse Nuclear Energy Systems Proprietary, 1971.", "negative": "J. J. Szyszlowski and R. Salvatori, Determination of Design Pipe Breaks for the Westinghouse Reactor Coolant System, WCAP-7503, Revision 1, 1972."}
{"query": "What is the purpose of 10 CFR 50.69 in nuclear safety regulations?", "positive": "To take advantage of the safety enhancements available through the use of PRA, in 2004 the NRC published a new regulation, 10 CFR 50.69. The provisions of 10 CFR 50.69 allow adjustment of the scope of equipment subject to special treatment controls (e.g., quality assurance, testing, inspection, condition monitoring, assessment, and evaluation).", "negative": "The rule does not allow for the elimination of SSC functional requirements or allow equipment that is required by the deterministic design basis to be removed from the facility."}
{"query": "Radiopharmaceutical extravasations can affect the diagnostic accuracy in nuclear medicine.", "positive": "I am much more concerned in ensuring that nuclear medicine technologist fully understand the gravity that the extravasations can have in quality and diagnostic accuracy of patient studies.", "negative": "And I believe the diagnostic accuracy is much more of a pressing concern than radiopharmaceutical harm."}
{"query": "The licensing process for nuclear facilities requires careful assessment of fuel assembly specifications...", "positive": "Minimum Cooling Time (years) for various average enrichments of 235U is outlined in the loading table for BWR fuel.", "negative": "The average enrichment levels must comply with the specified regulatory standards to ensure safety and compliance."}
{"query": "elastomer piping management in nuclear safety", "positive": "Consistent with NUREG-2191. The Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) program will be used to manage flow blockage and loss of material of the elastomer ducting, ducting components, expansion joints and flexible connections exposed to closed cycle cooling water, raw water and condensation in the Control Room Ventilation System, Diesel Generator and Auxiliaries System, Open Cycle Cooling Water System, Safety-Related Ventilation System, SBO Diesel Generator Ventilation System and Station Blackout Diesel Generator System.", "negative": "Not Used. The loss of material in steel heat exchanger components exposed to condensation is addressed by Item Number 3.3.1-132."}
{"query": "Periodic evaluations are conducted to ensure the longevity and functionality of aging components in a safe nuclear environment.", "positive": "The DCPP Electrical Cable Connections Not Subject to 10 CFR 50.49 Environmental Qualification Requirements AMP is informed and enhanced when necessary through the systematic and ongoing review of both plant-specific and industry OE, including research and development, such that the effectiveness of the AMP is periodically evaluated.", "negative": "Elevated temperatures were noted on a single phase cable connected to two separate feeder breakers, which were subsequently inspected and addressed."}
{"query": "PWR fuel assembly enrichment and burnup", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU", "negative": "The reactor design must also take into account the containment systems and their efficiency during a potential event."}
{"query": "Exclusion Area Boundary", "positive": "The Exclusion Area Boundary (EAB) Distance is measured in meters and indicates the perimeter around a nuclear facility where access is restricted to protect the public during potential radiological emergencies.", "negative": "The data presented shows various measurements for downwind sectors, illustrating the concentration of airborne effluents during specific scenarios."}
{"query": "What are the criteria for triggering a Reactor scram due to vibrations?", "positive": "A Reactor scram is required if vibrations exceeded 12 mils or if vibrations exceeded 9 mils for more than 15 minutes.", "negative": "If dispatched to investigate vibrations, wait 2 minutes, then report you can feel vibrations on the Turbine Deck but do not see any obvious cause."}
{"query": "steam generator heat flow calculations", "positive": "Table 6-21 summarizes the heat transfer correlations used to calculate steam generator heat flow in the SATAN Code.", "negative": "The primary heat flow analysis also includes various factors that can affect the thermal efficiency of the reactor system."}
{"query": "What is required for the offsite circuit to be operable in nuclear safety systems?", "positive": "D.1: Restore [required] offsite circuit to OPERABLE status, or", "negative": "The Fermi 2 TS numbering and wording for this condition are different than in NUREG 1433."}
{"query": "What is the significance of potentiometric maps in environmental assessments for nuclear facilities?", "positive": "Figure 3.6-7 shows the Shallow Groundwater Zone Potentiometric Map for December 2019, illustrating groundwater flow direction and potentiometric surface contours essential for environmental assessments at the Dresden Nuclear Power Station.", "negative": "The elevation data table lists the identifier and elevation in feet for various monitoring wells, but it does not provide context about groundwater flow or its implications for environmental safety."}
{"query": "What is the significance of nuclide activity in regulatory filings?", "positive": "The activity of a nuclide, measured in pCi/grams, indicates the amount of radioactivity present and is crucial for assessing safety and compliance in regulatory contexts.", "negative": "The nuclear reactor core must be designed to incorporate redundancy in cooling systems to ensure operational safety even in the event of equipment failure."}
{"query": "The NRC mandates compliance with the established emergency planning standards to ensure regulatory requirements are fulfilled.", "positive": "The proposed NAPS Emergency Plan changes continue to assure that regulatory requirements and emergency planning standards associated with emergency response are met.", "negative": "Dominion Energy Virginia has determined that the proposed change would not revise a requirement with respect to installation or use of a facility or component located within the restricted area, as defined in 10 CFR 20, nor would it change an inspection or surveillance requirement."}
{"query": "What are the human health impacts associated with construction and operation of nuclear facilities?", "positive": "Overall, the human health impacts associated with the construction and operation of this alternative would be SMALL.", "negative": "The solar installations and the property occupied by the wind turbines could be taxed at a higher industrial rate than agricultural land, providing a tax benefit."}
{"query": "surface contamination limits", "positive": "Removable contamination on the exterior surfaces of the TSC shall not exceed: a. 10,000 dpm/100 cm\u00b2 from beta and gamma sources; and b. 100 dpm/100 cm\u00b2 from alpha sources.", "negative": "A.1 Restore TSC removable surface contamination to within limits"}
{"query": "What is an RAI in nuclear regulatory submissions?", "positive": "RAI stands for 'Request for Additional Information,' which is a formal communication from the NRC requesting further details from licensees during the review process of a safety-related document.", "negative": "According to our revised schedule, the now-anticipated ACRS dates are: ACRS SC: December 12, 2022 ACRS FC: February 2, 2023."}
{"query": "log-normal distributions in nuclear parameters", "positive": "Normal or log-normal distributions are used for the uncertainties associated with most of the manufacturing parameters (Table 5-5), model parameters (Table 5-8 and Table 5-9), and rod linear power parameters (Appendix B).", "negative": "The uncertainties for the UO\u2082 thermal expansion, thermal conductivity, and specific heat were obtained from..."}
{"query": "braided weld inspection techniques", "positive": "The partial penetration welds for the CRDM nozzles to head are inspected by dye penetrant and on completion of welding by Ultrasonic testing methods.", "negative": "The full-penetration welds in the following areas of the installed irradiated reactor vessel are available for visual and/or nondestructive inspection, as required by ASME Code, Section XI, and described in detail in Section 5.2.5."}
{"query": "Measures for managing hazardous material spills include the constructing of protective barriers and ensuring proper cleanup procedures are followed.", "positive": "Construct a protective berm completely around the whole area including the working or clean-up area.", "negative": "Using scoop shovels, load lined barrels."}
{"query": "What is the function of the APRM Inop logic in nuclear safety systems?", "positive": "The APRM Inop logic is designed to protect against multiple APRMs inoperable. It provides an automatic trip signal if multiple APRMs are inoperable.", "negative": "The Reactor Vessel Water Level \u2013 Low, Level 3 condition requires automatic initiation and manual scram as procedural responses to ensure safety."}
{"query": "What is the unit of measurement used for radioactive isotopes?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| 1                    | CS137                 | 100              | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "The NRC mandates that licensees implement strict quality control measures for radiological surveys to ensure accuracy and safety.", "positive": "All designated scan areas were scanned using a Ludlum 2350-1 paired with a Model 44-116 beta/gamma detector operated in the rate-meter mode and using audio response.", "negative": "A total of fifteen (15) different scan areas (fourteen [14] random and one [1] judgmental), constituting an aerial coverage of 185 m\u00b2, were scanned using a Ludlum 2350-1 paired with a Ludlum Model 44-116 detector (125 cm\u00b2 detector area)."}
{"query": "The RV Vents and Drains System is designed to maintain the integrity of the reactor coolant pressure boundary.", "positive": "The RV Vents and Drains System is a part of the reactor coolant pressure boundary (RCPB), which forms a barrier against the release of reactor coolant and radioactive material.", "negative": "The aging management review results for these components are provided in Table 3.1.2-2, Reactor Vessel Internals - Summary of Aging Management Evaluation."}
{"query": "shielding evaluation", "positive": "5.1.1 Design Features provide a detailed examination of the shielding design used to protect against radiation exposure, outlining the specific features and materials utilized for effective shielding.", "negative": "3.2.1 Material Properties discusses the physical and mechanical characteristics of materials used in nuclear reactors but does not address any aspects of radiation shielding."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "For 40 % Assembly Average Burnup \u2264 41 GWd/MTU, minimum cooling time (years) varies based on enrichment levels of 235U.", "negative": "The NRC often reviews various aspects of reactor designs during the licensing process, ensuring that all safety protocols are in place."}
{"query": "medical event reporting for radiopharmaceuticals", "positive": "So if shunting was accounted for prior to the evaluation and shunting occurs and causes that 50 rem dose and 50 percent or more of the dose from the expected administration, then that's like the caveat that I am talking about.", "negative": "Should a different dose threshold be developed for extravasation or should there be certain caveats like with Yttrium-90 microspheres?"}
{"query": "What is the significance of Breaker 1524 in nuclear plant operations?", "positive": "Performer positions 1-HS-57-62 to TRIP. Breaker 1524 OPENS and Breaker 1122 fails to CLOSE, resulting in the loss of 6.9 KV Unit Board 1C.", "negative": "Loss of secondary pumps will require the performer to reduce turbine load using 1-AOI-37, Turbine Runback Response."}
{"query": "What is the intended function of N-4 Feedwater Nozzles?", "positive": "N-4 Feedwater Nozzles are classified as a pressure boundary and made of carbon or low alloy steel with stainless steel cladding.", "negative": "The aging management programs for reactors are designed to ensure that the structures and components continue to perform their intended functions throughout their service life."}
{"query": "The NRC's new interpretation may allow nuclear materials to be managed without the stringent oversight typically required, raising concerns about public safety.", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "Sending it to hazardous or industrial waste sites is even worse because the radioactivity can react with other chemicals, making leaks to air and water exponentially more harmful than they are already."}
{"query": "What is a Mark I containment system in nuclear reactors?", "positive": "The Mark I primary containment system for each unit at BFN is a pressure suppression system consisting of a drywell, pressure suppression chamber, vent system, isolation valves, containment cooling system, and other service equipment.", "negative": "The BFN central site area consists of a reactor building, a turbine building, a service building, a maintenance building, two diesel generator buildings (one for Units 1 and 2 and one for Unit 3), a radioactive waste building, administration buildings, a Diverse and Flexible Coping Strategies equipment storage building, an intake pumping station, a 161-kilovolt (kV) switchyard and a 161-kV export yard."}
{"query": "What is the activity of isotope AM241 in a regulatory document?", "positive": "AM241 is noted to have an activity of 150 mCi.", "negative": "The device is distributed by NDC Technologies and has an internal control number of 624168."}
{"query": "nuclear equipment and materials", "positive": "Specially designed and prepared nuclear equipment, parts and components, materials, software, and technology covered by part 810 of title 10, Code of Federal Regulations (relating to assistance to foreign atomic energy activities);", "negative": "Interconnection arrangements means arrangements governing the physical connection of two or more networks to allow the use of another's network to hand off traffic where it is ultimately delivered (e.g., connection of a customer of telephone provider A to a customer of telephone company B) or sharing data and other information resources."}
{"query": "The NRC actively oversees the operations of commercial nuclear reactors to ensure safety standards are maintained.", "positive": "The Reactor Oversight Process is the NRC\u2019s program for overseeing the safe operation of commercial nuclear power reactors.", "negative": "No findings or violations of more than minor significance were identified."}
{"query": "What is the process for handling RTD failures in reactor systems?", "positive": "Crew should recognize loop 3 Tc RTD failure and enter 1-AOI-2, Malfunction of Reactor Control System.", "negative": "Annunciator 92-F EAGLE PROC PROT CH-III RTD FAILURE in alarm."}
{"query": "What is the aging management program for stainless steel piping?", "positive": "AMP XI.M29, \u201cOutdoor and Large Atmospheric Metallic Storage Tanks,\u201d AMP XI.M32, \u201cOne-Time Inspection,\u201d AMP XI.M38, \u201cInspection of Internal Surfaces in Miscellaneous Piping and Ducting Components,\u201d or AMP XI.M42, \u201cInternal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks\u201d", "negative": "Consistent with NUREG-2191. The Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.124) program will be used to manage loss of material of the carbon steel, cast iron, and galvanized steel blower housing, compressor housing, ducting and components, flexible connection, heat exchanger components, piping, piping components, tanks, turbine casings, and valve bodies exposed to condensation in the Containment Atmospheric Control System, High Pressure Coolant Injection System, Isolation Condenser System, Primary Containment Isolation System, and Standby Gas Treatment System."}
{"query": "regulatory audit requirements", "positive": "The NRC staff will develop any RAIs, as needed, via NRR Office Instruction LIC-115 and issue such RAIs separately from audit-related correspondence.", "negative": "The eDocs web will be password-protected, and separate passwords will be assigned to the NRC staff who are participating in the audit."}
{"query": "What happens to the coolant temperature during a partial loss of reactor coolant flow?", "positive": "A partial loss-of-forced-reactor-coolant flow accident can result from a mechanical or electrical failure in an RCP or from a fault in the power supply to the pump or pumps supplied by an RCP bus. If the reactor is at power at the time of the accident, the immediate effect of the loss-of-forced-reactor-coolant flow is a rapid increase in the coolant temperature.", "negative": "All of the accidents in this section have been analyzed. It has been determined that the most severe radiological consequences will result from the reactor coolant pump shaft seizure accident discussed in subsection 15.3.3. Therefore, doses are reported only for that limiting case."}
{"query": "metal enclosed bus aging management", "positive": "The Metal Enclosed Bus program (B.2.141) will be used to manage loss of material of the galvanized steel or aluminum metal enclosed bus: external surface of enclosure assemblies exposed to air - outdoor.", "negative": "No aging management program is required for those applicants who can demonstrate these fuse holders are located in an environment that does not subject them to environmental aging mechanisms and effects due to chemical contamination, corrosion, and oxidation."}
{"query": "analytical limits in nuclear regulatory documents", "positive": "The Allowable Value contained in the current Technical Specification is the analytical limit from FSAR Chapter 15.", "negative": "SNC proposes to change the Technical Specification to replace the Analytical Limit with the appropriate Allowable Value."}
{"query": "neptunium-237 analysis", "positive": "Alphashape NP, Solid \"Dry Weight Corrected\" | Neptunium-237 | -0.00162 | +0.00252 | 0.00585 | 0.010 | pCi/g | HAKB | 01/17/18 | 0951 | 1731815 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "voltage decay incidents", "positive": "The long time for voltage decay (fifteen minutes) was due to relatively long fixed time delay between tap steps.", "negative": "Several voltage decays were experienced over a period of several hours."}
{"query": "What is the purpose of the Decommissioning Quality Assurance Program?", "positive": "The Decommissioning Quality Assurance Program (DQAP) is associated with Facility Operating License DPR-40, Docket No. 50-285, and Docket Nos. 72-054 for the ISFSI, and 71-0256 for radioactive material packages.", "negative": "Update guidance for electronic storage of records."}
{"query": "The report discusses the minimum detectable activity and its importance in regulatory compliance.", "positive": "MDA: Minimum Detectable Activity", "negative": "The contact person for this project is Mr. Jason Q. Spaide, who handles client communications."}
{"query": "contingency plans in nuclear operations", "positive": "Contingency plans were formulated to address credible events that could impede the timely completion of the plenum assembly lift and transfer operations. Many subsequent contingency plans were a direct result of lessons learned during reactor vessel head lift operations.", "negative": "A checkout program for the plenum lift equipment identified several needed modifications. Special equipment was operationally and functionally checked out as part of an integrated system before use in the containment building."}
{"query": "height of CTU-2 testing component", "positive": "**Height:** 19 inches", "negative": "- **3** - Reference marker"}
{"query": "What are the safety measures in place for nuclear power plants to prevent accidents?", "positive": "Ray insisted that the AEC believed \u201cthat the care taken in design and operation ensures that the chances of a serious accident happening at a nuclear plant are very small.\u201d", "negative": "AEC critics were undoubtedly dissatisfied with Ray\u2019s assertions, and they were certainly disappointed when Senator Jackson\u2019s S. 2135 bill to create the DENR lost steam."}
{"query": "standby liquid control subsystem", "positive": "I.1 Declare associated standby liquid control subsystem (SLC) inoperable.", "negative": "H.1 Be in MODE 3."}
{"query": "The NRC stipulates that prior to construction activities relating to the operation of a nuclear facility, necessary licensing requirements must be fulfilled.", "positive": "The purpose of 10 CFR 50.10 is to ensure that activities constituting construction of a production or utilization facility on a site on which the facility is to be operated do not begin until a license or authorization is issued by the NRC.", "negative": "The reactor is now controlled at low power."}
{"query": "RCS unidentified leakage", "positive": "Conducts activities to identify sources of RCS unidentified leakage. Documents actions taken to identify sources of unidentified RCS leakage in the control room logs or in the corrective action program, as specified in plant administrative procedures. The licensee\u2019s leak identification plan includes actions such as system walkdowns; system surveillance and re-alignment; containment entry (PWR only) and visual inspections for boric acid deposits (PWR only); verification of pumps and valves for possible seal and packing leakages; inspection of pipe flanges and major welds; including instrument lines and connections; and sampling/performing isotopic analysis of atmospheres, filter elements, and sumps.", "negative": "If the inspector observes significant adverse trends, the inspector should engage licensee and regional management and the appropriate Office of Nuclear Reactor Regulation (NRR) technical branches as outlined in Attachment 1. As applicable, the inspectors should also determine if the licensee enters the appropriate procedure for responding to adverse RCS leakage trends."}
{"query": "What is the unit of measurement for radioactive isotopes?", "positive": "The unit of measurement for radioactive isotopes is often expressed in millicuries (mCi).", "negative": "The Internal Control Number is a key identifier for the NRC device, which ensures adequate tracking and registration of devices used in regulated activities."}
{"query": "nuclear license amendment request", "positive": "In accordance with 10 CFR 50.91, Dominion Energy Virginia is notifying the Commonwealth of Virginia of this LAR by transmitting a copy of this letter to the designated state official.", "negative": "Should you have any questions or require additional information, please contact Mr. Gary D. Miller at (804) 273-2771."}
{"query": "Surge Tank Vent Valve", "positive": "At 15:00:30, 2CC149 (Surge Tank Vent Valve) is ___(1)___.", "negative": "The crew initiates S2.OP-AB.CC-0001 (Component Cooling Abnormality) and S2.OP-AB.RAD-0001 (Abnormal Radiation)."}
{"query": "The Kankakee River serves as a vital component for managing the cooling water supply at the DNPS facility.", "positive": "The Kankakee River is the primary source of cooling water for DNPS.", "negative": "The Des Plaines River is a secondary source of cooling water for DNPS."}
{"query": "What steps are involved in evaluating the adequacy of an evaluation model?", "positive": "Assess scalability of models, including the preparation of input and calculations to evaluate model fidelity and accuracy in representing physical processes.", "negative": "1. Specify analysis purpose, transient class and power plant class."}
{"query": "What are the recommendations for steam dryer inspections at Browns Ferry Nuclear Station?", "positive": "GE-Hitachi provided recommendations for future inspections of the RSDs (GE-Hitachi Nuclear Energy Report No. N077485 - Revision 0, \"Browns Ferry Nuclear Station (BFNS) - Recommendations for Future Inspections - Replacement Steam Dryer,\u201d November 2022), which was subsequently submitted to the NRC (Letter from TVA to NRC, \u201cLong Term Steam Dryer Inspection Plan,\u201d dated January 20, 2023) pursuant to Unit 1 Operating License Condition 2.C(18)(i), Unit 2 Operating License Condition 2.C(18)(i), and Unit 3 Operating License Condition 2.C(14)(q) which required that a long term steam dryer inspection plan be submitted based on industry experience.", "negative": "The resolution standard for these visual examinations are 'best effort VT-1' in accordance with BWRVIP-139-R1-A. Because there are not specific VT-3 resolution requirements per BWRVIP-139-R1-A, the resolution requirements of the recommended VT-3 examinations are the same as those for VT-1."}
{"query": "population distribution in nuclear regulatory filings", "positive": "The resident and transient population distribution within a 16-kilometer (10-mile) radius of the facility is projected for the year 2040, detailing the population across various directions.", "negative": "The safety analysis report clearly outlines the methodologies used to evaluate the potential consequences of postulated accidents at the facility."}
{"query": "What is the status of the monarch butterfly in the context of regulatory filings?", "positive": "The monarch butterfly is a candidate for Federal listing. In 2020, the FWS issued a 12-month finding announcing its intent to prepare a proposed rule to list the monarch as threatened. In 2022, the FWS identified the monarch listing action as a priority because the magnitude of threats is moderate to low; however, those threats are imminent for the eastern and western North American populations.", "negative": "Researchers identified no suitable habitat for such species in a 2013 botanical field survey associated with the Federal Energy Regulatory Commission\u2019s license renewal of the Keowee-Toxaway Project."}
{"query": "What does the Nuclear Waste Policy Act require for high-level radioactive waste management?", "positive": "The Nuclear Waste Policy Act provides for the research and development of repositories for the disposal of high-level radioactive waste, spent nuclear fuel, and low-level radioactive waste.", "negative": "The Endangered Species Act (ESA) was enacted to prevent the further decline of endangered and threatened species and to restore those species and their critical habitats."}
{"query": "What is the function of the Reactor Core Isolation Cooling (RCIC) System Instrumentation?", "positive": "The RCIC System Instrumentation design creates defense-in-depth from the redundancy of the channels for each trip system.", "negative": "Diverse RCIC system instrumentation inputs (TS Table 3.3.5.3-1) include multiple sensors for various measurements."}
{"query": "To ensure compliance with aging management regulations, the implementation of specific quality assurance programs is critical.", "positive": "The implementation of the guidance in MRP-227-A (as supplemented), plus the implementation of any ASME Code requirements, provides an acceptable level of aging management of safety-related components addressed in accordance with the corrective actions of 10 CFR Part 50, Appendix B or its equivalent, as applicable.", "negative": "Site quality assurance procedures, review and approval processes, and administrative controls are implemented in accordance with the recommendations of NEI 03-08 and the requirements of 10 CFR Part 50, Appendix B, or their equivalent, as applicable."}
{"query": "The company implements strict heat input controls for welding processes relevant to austenitic stainless steel.", "positive": "Westinghouse controls the heat input in all austenitic pressure boundary weldments by prohibiting the use of block welding, limiting the maximum interpass temperature of 350\u00b0F, and exercising approval rights on all welding procedures.", "negative": "Of 25 production and qualification weldments tested, representing all major welding processes, and a variety of components, and incorporating base metal thicknesses from 0.10\" to 4.0\", only portions of 2 were severely sensitized."}
{"query": "strontium-90 regulatory guidelines", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.112 +/-0.084 | 0.133 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1419 | 1933651 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is the role of the Electrical Cable Tunnel in reactor safety?", "positive": "The Electrical Cable Tunnel provides physical support as well as shelter and protection for the electric cables associated with RHRSW (Residual Heat Removal Service Water), EECW (Emergency Equipment Cooling Water), and CCW (Condenser Circulating Water) Systems in addition to the electric fire pumps, all of which are credited to demonstrate compliance with the Fire Protection regulated event.", "negative": "The aging management review results for these components are provided in Table 3.5.2-31, Residual Heat Removal Service Water Tunnels - Summary of Aging Management Evaluation."}
{"query": "Will the proposed change result in any new kinds of accidents that haven't been previously considered?", "positive": "The proposed exemption does not create the possibility of a new or different kind of accident from any accident previously evaluated.", "negative": "The proposed exemption does not affect any safety limits or limiting conditions for operation used to establish safety margin."}
{"query": "What is mechanical peening in the context of welding?", "positive": "The purposes of mechanical peening were to reduce weld restraining related cracking problems and to reduce dimensional distortion of the weldments during repair.", "negative": "The advantages of weld joint sequencing are that proper access for welding is provided which promotes generally better welding quality; the reduction of overall welding stresses is thereby gained; and also general dimensional distortion is minimized."}
{"query": "The NRC endorses strategies for maintaining the chemical environment in reactor coolant systems to manage aging effects.", "positive": "The primary water chemistry program is consistent with the guidelines of EPRI Report 3002005005, \"PWR Primary Water Chemistry Guidelines,\" Revision 7, as endorsed by the NRC in SLR-ISG-2021-02-Mechanical.", "negative": "The report emphasizes the importance of maintaining comprehensive records and documentation for all maintenance activities performed on the reactor systems to ensure regulatory compliance."}
{"query": "What is boric acid corrosion in nuclear systems?", "positive": "Loss of material due to boric acid corrosion", "negative": "Not Applicable. There are no aluminum piping or piping components exposed to raw water in Steam and Power Conversion."}
{"query": "How does the operator assess the radiation levels in a controlled area?", "positive": "Operator refers to Radiological Survey Map and determines that the work area is in a High Radiation Area (HRA) and Contaminated Area (CA).", "negative": "Evaluator's Note: RP-AA-300, Attachment 2 provides definitions of survey map symbols and abbreviations."}
{"query": "The NRC necessitates assessments to evaluate the structural integrity of protective barriers in environments that may experience chemical reactions from aggregates.", "positive": "Concrete (accessible areas): all - Shelter and Protection, Structural Support - Cracking due to expansion from reaction with aggregates - Structures Monitoring (B.2.1.33)", "negative": "Aging Management Programs are essential for maintaining safe operations as they prevent unexpected failures due to material degradation."}
{"query": "Reactor trip system instrumentation", "positive": "The Reactor Trip System Instrumentation includes various functional units that monitor and control operational parameters to ensure the safety and functionality of the reactor under different operational conditions.", "negative": "The table outlines the total number of channels for each functional unit, as well as the channels required to trip, the minimum operable channels, and the applicable modes for operation."}
{"query": "The analysis for ANO-2 indicates that the SSO time has a direct impact on the accumulation of debris in the reactor vessel.", "positive": "The earliest SSO times for ANO-2 are greater than those assumed in the WCAP-17788 analysis.", "negative": "The maximum rated thermal power for ANO-2 is less than the analyzed power level in WCAP-17788 for CE plants."}
{"query": "What are the typical units used for reporting radioactive material concentrations in nuclear regulatory filings?", "positive": "The units of measurement for radioactive material concentrations are typically expressed in picocuries per gram (pCi/g).", "negative": "The date of the sample collection was recorded as 08/13/19, indicating when the analysis was performed."}
{"query": "The NRC mandates that licensees submit comprehensive reports on operational safety and compliance.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) oversees the safety and licensing of nuclear reactors through rigorous regulatory processes and detailed evaluations to ensure operational compliance.", "negative": "AmerenUE operates multiple facilities within Missouri, contributing to the region's energy grid and supporting local economies."}
{"query": "steam generator tubes", "positive": "SG Tubes: Pressure Boundary, Nickel Alloys, Secondary Water >60\u00b0C (>140\u00b0F) (Ext), Cracking, Steam Generators (B.2.3.10) and Water Chemistry (B.2.3.2), IV.D1.R-47.", "negative": "The reactor coolant system is designed to transfer heat from the reactor core to the steam generators, maintaining safe operational temperatures."}
{"query": "nonsafety-related ventilation system components", "positive": "| Blower Housing (AEER Air Handling Unit) | Leakage Boundary | | Bolting (Closure) | Mechanical Closure | | Drip Pan | Leakage Boundary | | Heat Exchanger \u2013 (Decontamination Facility Air Conditioner) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Drywell Coolers) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Heater Steam Units) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Make Up Air Units) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Steam Coil Demineralizer and Duct Steam Coil) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Steam Converter) Shell Side Components | Leakage Boundary | | Heat Exchanger \u2013 (Steam Converter) Tube Side Components | Leakage Boundary | | Heat Exchanger \u2013 (Steam Heating Condensate Cooler) Shell Side Components | Leakage Boundary | | Heat Exchanger \u2013 (Steam Heating Condensate Cooler) Tube Side Components | Leakage Boundary | | Heat Exchanger \u2013 (Steam Tunnel Coolers) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Subcoolers) Tubes | Leakage Boundary | | Heat Exchanger \u2013 (Turbine Building Inlet Heating Coil) Tubes | Leakage Boundary | | Piping elements | Leakage Boundary | | Piping, piping components | Leakage Boundary | | Pump Casing (AEER A/C Condensate Pump) | Leakage Boundary |", "negative": "The regulatory body ensures that all safety assessments are conducted in a thorough manner. This includes evaluating the integrity of containment structures and examining emergency evacuation plans regularly to minimize risk in the event of an incident."}
{"query": "What is the purpose of a safety evaluation report in nuclear licensing?", "positive": "The Safety Evaluation Report (SER) provides an assessment of the safety of a proposed nuclear facility and ensures that the application meets regulatory requirements.", "negative": "The Environmental Impact Statement (EIS) outlines the potential effects of a proposed project on the surrounding environment."}
{"query": "aging management evaluation of reactor components", "positive": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation", "negative": "Concrete (inaccessible areas); exterior above and below-grade; foundation | Flood Barrier, Shelter and Protection, Pressure Boundary, Shielding, Structural Support, Missile Barrier, HELB Shielding"}
{"query": "The NRC outlines procedures for measuring radiation levels around storage casks.", "positive": "Measure dose rates at approximate 70-inch diameter at four points approximately on 90-degree axes.", "negative": "The TSC mid-plane is defined as approximately 92 inches from the bottom."}
{"query": "weighted mean activity", "positive": "Wt mean Activity (pCi/grams) represents the weighted mean of the activity concentration of a nuclide in the sample measured, expressed in picoCuries per gram.", "negative": "Errors quoted at 2.00 sigma indicate that the statistical error metrics are calculated at a confidence level of 95%."}
{"query": "The petitioners assert that the LRA must adequately detail the environment affected and the potential impacts on archaeological and cultural resources.", "positive": "Organizational Petitioners claim the LRA lacks \u201can adequate description of either the affected environment or the impacts of the project on archaeological, historical, and traditional cultural resources.\u201d", "negative": "Petitioners are not required to prove their contentions at the admissibility determination stage and \u201cwe do not consider the merits of [petitioners\u2019] arguments\u201d at this stage."}
{"query": "The reactor coolant pump requires an adequate oil pressure as indicated by various pressure switches to prevent malfunction.", "positive": "Three pressure switches, arranged in a 2/3 coincidence network, are located on the oil lift supply header to prevent the start of the reactor coolant pump if there is inadequate pressure in the system.", "negative": "In addition to the above pressurizer liquid level signals are transmitted to the Ovation PCS for specific functions as follows:"}
{"query": "The DNPS site is designated for industrial use, allowing for various types of developments to support its operation.", "positive": "The power generating portion of the DNPS site, which includes associated facilities, is zoned as an Industrial District, according to the Grundy County Unified Development Code, 8-1-3-1: Zoning Districts.", "negative": "Deer hunting is permitted on site with a signed DNPS deer hunt release. Onsite hunting is only permitted with bow and arrow and only during the archery portion of the hunting season."}
{"query": "What does the Inner Piedmont belt consist of in Virginia?", "positive": "The Western Piedmont belt, referred to as the Inner Piedmont belt in some publications, extends southward from Virginia through North Carolina and into Georgia. It is composed of greenschist facies (low grade) and amphibolite facies (high grade) meta-sedimentary rocks.", "negative": "The number of plutons and their relation to one another, however, remains uncertain."}
{"query": "Core Makeup Tanks in nuclear power plants", "positive": "Two redundant CMTs provide sufficient borated water to assure Reactor Coolant System (RCS) reactivity and inventory control for all design basis accidents (DBAs), including both loss of coolant accident (LOCA) events and non-LOCA events.", "negative": "The outlet line from each CMT is connected to two other vessel injection lines, which provides an injection path for the water supplied by the CMT."}
{"query": "What is the Departure from Nucleate Boiling in reactor safety testing?", "positive": "Departure from Nucleate Boiling refers to the point at which the coolant in a reactor ceases to efficiently transfer heat, leading to a transition from nucleate boiling to film boiling, which is critical for understanding fuel performance under accident conditions.", "negative": "The verification test involves rigorous analysis and documentation by licensed professionals to ensure that all components meet the required safety and performance standards."}
{"query": "Licensees must evaluate the safety implications of modifications to their reactor systems.", "positive": "The regulatory process for nuclear licensing requires applicants to submit detailed safety analyses to ensure compliance with safety standards.", "negative": "The use of advanced materials in construction can improve the strength and durability of buildings."}
{"query": "aging management evaluations for concrete", "positive": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation", "negative": "Cracking due to expansion from reaction with aggregates"}
{"query": "Successful completion of training in managing radiation hazards is a critical component for personnel in the nuclear sector.", "positive": "has successfully completed and passed all the requirements for Radiation Response.", "negative": "The health department is responsible for ensuring public health and safety through various administrative mechanisms."}
{"query": "What is the significance of the Steam Generator Tube Rupture (SGTR) Accident in nuclear safety analysis?", "positive": "...the revised analysis of the radiological consequences of a Steam Generator Tube Rupture (SGTR) Accident associated with operation of Unit 2 Replacement Steam Generators (RSGs).", "negative": "...the increase in the main control room (MCR) thyroid dose for the pre-accident case was a more than minimal increase in the radiological consequences of an accident previously evaluated in the UFSAR."}
{"query": "NRC device registration", "positive": "NRC Device Key: 719663", "negative": "Distributor License Number: L03524"}
{"query": "What is the Backfit Rule in nuclear licensing?", "positive": "The Backfit Rule also provides the requirements for consideration of regulatory effects on those items such as procedures that are not covered by manufacturing license finality during the term of that license.", "negative": "The agency is gaining valuable experience in the review of applications to reauthorize the operation of power reactor facilities that could be applied to the concept of transitioning a micro-reactor between states of being authorized to operate and being not-in-operation."}
{"query": "What are the fuel pin cladding temperature criteria for failure analysis?", "positive": "The resulting TATNF criteria above were developed after the initial PIRT, however they are consistent with the FOM used within the PIRT.", "negative": "The hierarchical system decomposition of the Natrium design follows:"}
{"query": "impact of low flow rates on component cooling water systems", "positive": "The applicant is required to have the ability to predict the impacts of low CCW (CCS) flow rates on the Component Cooling Water System and use procedures to mitigate the consequences.", "negative": "The safety-related systems must be properly monitored to ensure that all operating parameters remain within acceptable limits."}
{"query": "baseline inspections", "positive": "Yes, the 2025 inspection will be the baseline inspection. The last inspection was performed in 2015. The \u201cInternal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks,\u201d Aging Management Program (AMP) requires the baseline inspection to be performed within the 10-year period prior to entering the period of extended operation (PEO) which, for Clinton Power Station, will be in 2027.", "negative": "The next scheduled inspection will be performed in 2025."}
{"query": "What is the purpose of a calibration factor in nuclear measurements?", "positive": "The correction factor is the ratio of the uniform response to the measured calibration source response.", "negative": "Measurements were to be made using a Ludlum 44-10 NaI detector placed near the bottom of the inside of the pipe."}
{"query": "nuclear materials licensing", "positive": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 70 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below; to use such material for the purpose(s) and at the place(s) designated below; to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "This license shall be deemed to contain the conditions specified in Section 183 of the Atomic Energy Act of 1954, as amended, and is subject to all applicable rules, regulations, and orders of the Nuclear Regulatory Commission now or hereafter in effect and to any conditions specified below."}
{"query": "licensed material inventory requirements", "positive": "The licensee shall conduct a physical inventory every 6 months, or at other intervals approved by the U.S. Nuclear Regulatory Commission, to account for all sealed sources and/or devices received and possessed under the license.", "negative": "Maintenance, repair, cleaning, replacement, and disposal of foils contained in detector cells shall be performed only by the device manufacturer or other persons specifically authorized by the U.S. Nuclear Regulatory Commission or an Agreement State to perform such services."}
{"query": "Containment System for nuclear reactors", "positive": "The general purpose of the Containment System is to provide a barrier confining potential releases of radioactivity from severe accidents. This is accomplished by maintaining leaktightness within specified bounds. As a design feature, the Containment System is provided primarily for the protection of public health and safety.", "negative": "Separate emergency power sources are supplied to the redundant active components and separate instrument channels are used to actuate the systems."}
{"query": "leak test analysis", "positive": "This certifies that leak test analysis was conducted on the sample with the following information.", "negative": "The results shown below accurately represent the level of removable contamination."}
{"query": "plutonium analysis in nuclear samples", "positive": "Plutonium-241            | U         | 1.93       | +/-2.67        | 4.49   | 5.00 | pCi/g|      |     | MSX2         | 08/03/19 | 2243  | 1898437       |", "negative": "| Analyst Date | Time  | Batch  | Method         |\n|--------------------------|-----------|------------|----------------|--------|------|-------|------|-----|--------------|-------|--------|----------------|\n| Cesium-137               | U         | 0.242      | +/-0.04746     | 0.0471 | 1.00 | pCi/g|      |     | MXR1         | 07/26/2019 | 1903 | 1898564       |"}
{"query": "The NRC evaluates the potential cracking mechanisms affecting reactor components exposed to coolant.", "positive": "Cracking due to stress corrosion cracking, intergranular stress corrosion cracking, cyclic loading", "negative": "Not applicable. This item is only applicable to BWRs."}
{"query": "What is the EPA Method for analyzing dissolved calcium?", "positive": "Calcium, dissolved | EPA 200.7 | 20 | 410 | mg/L | 2 | 10 | 07/30/24 16:08 | wtc", "negative": "- **Company:** Rio Algom Mining Company\n- **Project ID:** DUP-06-07132024\n- **Sample ID:** L89001-04\n- **Date Sampled:** 07/13/24 00:00\n- **Date Received:** 07/16/24\n- **Sample Matrix:** Groundwater"}
{"query": "The regulations include updating terms from 'reactor' to 'production or utilization facility' to clarify definitions.", "positive": "In \u00a7 20.1905(g), remove the word \"reactors\" and add in its place the phrase \"production or utilization facilities\".", "negative": "The authority citation for part 50 continues to read as follows: Authority: Atomic Energy Act of 1954, secs. 11, 101, 102, 103, 104, 105, 108, 122, 147, 149, 161, 181, 182, 183, 184, 185, 186, 187, 189, 223, 234 (42 U.S.C. 2014, 2131, 2132, 2133, 2134, 2135, 2138, 2152, 2167, 2169, 2201, 2231, 2232, 2233, 2234, 2235, 2236, 2237, 2239, 2273, 2282); Energy Reorganization Act of 1974, secs. 201, 202, 206, 211 (42 U.S.C. 5841, 5842, 5846, 5851); Nuclear Waste Policy Act of 1982, sec. 306 (42 U.S.C. 10226); National Environmental Policy Act of 1969 (42 U.S.C. 4332); 44 U.S.C. 3504 note; Sec. 109, Pub. L. 96\u2013295, 94 Stat. 783."}
{"query": "What are the responsibilities of a Radiation Safety Officer according to NRC regulations?", "positive": "The scope of my authority and responsibilities are codified in the Nuclear Regulatory Commission license and regulations.", "negative": "The letter requesting this transfer of control by the current Radiation Safety Officer (and the Authorized User) is shown below:"}
{"query": "What are the steps to operate the MOV 29MOV-74 and 29MOV-77 valves?", "positive": "Open the following valves: At panel 09-3 and 4 candidate opens 29MOV-74 and 77 by rotating control switches clockwise.", "negative": "At panel 09-4 candidate jogs opens 29MOV-79 until full open by intermittently rotating control switch clockwise."}
{"query": "What is the methodology used for non-LOCA safety analyses at Byron and Braidwood?", "positive": "The ARITA topical report (Reference 1) establishes a methodology to address the non-LOCA safety analyses per Chapter 15 of the Standard Review Plan (SRP), with the exception of the control rod ejection event which is covered by a separate topical report.", "negative": "The ORFEO-GAIA and ORFEO-NMGRID topical (Reference 9) provides the Critical Heat Flux (CHF) correlations and the respective design limits to be used for departure for nucleate boiling (DNB) analyses."}
{"query": "What does SRRS stand for in the context of nuclear training?", "positive": "SRRS: 3D.105 (when utilized for operator initial or continuing training) provides guidelines for the training and assessment of nuclear plant operators.", "negative": "The external factors influencing reactor design must be carefully considered during the licensing process."}
{"query": "What are the monitoring requirements for fuel storage in nuclear contexts?", "positive": "Monitoring fuel and waste storage.", "negative": "The monitoring of radioactivity releases is essential for ensuring environmental safety."}
{"query": "What is a design-basis earthquake?", "positive": "A design-basis earthquake (DBE) is defined as a set of ground motions that a nuclear facility must be designed to withstand, ensuring that the structure, systems, and components remain functional and protect the health and safety of the public.", "negative": "Seismic history provides an understanding of past earthquakes and their effects on the region, but it does not define the parameters for designing nuclear facilities."}
{"query": "The process of sealing a well involves using a slurry mixture to ensure that the annulus remains properly secured.", "positive": "The cement will consist of a slurry of Class A cement, approximately 2% bentonite gel, and water with a weight of approximately 13 ppg.", "negative": "Historically, wells completed by under-reaming have demonstrated higher volumetric flow rates over those observed in perforated wells."}
{"query": "How will the reporting of extravasation handle different types of radiopharmaceutical injections?", "positive": "the reporting should be inclusive of diagnostic and therapeutic if there was a certain dose threshold exceeded or should the extravasation reporting be limited to therapeutic radiopharmaceutical injections if they were extravasated?", "negative": "IV administration is a common technique and part of the scope of practice for nuclear medicine techs."}
{"query": "location of equipment in nuclear facilities", "positive": "The equipment is strategically located near Curing Tanks to facilitate efficient operations during the curing process.", "negative": "The notable area serves as an entry point for personnel and visitors, ensuring smooth access to the main facility."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "Minimum Cooling Time (years) specified for various Initial Assembly Average Enrichment wt % 235U (E) ranges within the Loading Table.", "negative": "The reactor core is designed to accommodate a range of thermal power outputs depending on the fuel used and the operational procedures implemented."}
{"query": "Loss of reactor coolant", "positive": "CHECK RCS subcooling greater than 65\u00b0F [85\u00b0F ADV].", "negative": "ENSURE no higher priority exists, THEN **GO TO** 1-FR-H.1, Loss of Secondary Heat Sink."}
{"query": "corrective action program inspections", "positive": "If any projected inspection results do not meet the acceptance criteria prior to the next scheduled inspection, inspection frequencies are adjusted as determined by the site's Corrective Action Program.", "negative": "The timing of the additional inspections is based on the severity of the degradation identified and is commensurate with the potential for loss of intended function."}
{"query": "The NRC also analyzes the frequency and direction of wind patterns.", "positive": "Monthly and Annual Joint Frequency Distributions of Wind Speed and Direction by Atmospheric Stability Class", "negative": "The various stability classes are determined based on the elevation and atmospheric conditions."}
{"query": "The estimated recurrence intervals for seismic events in the New Madrid Seismic Zone suggest variability over centuries.", "positive": "Kelson et al. (Reference 109) estimated a preferred recurrence interval of about 400 to 500 years for the Reelfoot fault.", "negative": "Baldwin et al. (Reference 99) conducted paleoseismic investigations to identify possible evidence of surface deformation related to the January 1812 earthquake."}
{"query": "The NRC stipulates that SG tube inspections shall be conducted periodically to identify any flaws present in the tubes.", "positive": "Periodic SG tube inspections shall be performed. The number and portions of the tubes inspected and methods of inspection shall be performed with the objective of detecting flaws of any type (e.g., volumetric flaws, axial and circumferential cracks) that may be present along the length of the tube, from the tube-to-tubesheet weld at the tube inlet to the tube-to-tubesheet weld at the tube outlet, and that may satisfy the applicable tube plugging criteria.", "negative": "The operational leakage performance criterion is specified in LCO 3.4.13, \u201cRCS Operational LEAKAGE.\u201d"}
{"query": "What is the function of ice baskets in nuclear containment structures?", "positive": "The function of the ice baskets is to contain brotated in 12 inch diameter columns 48 feet high. The ice absorbs the thermal energy resulting from LOCA or steam line break in the Containment structure. The ice baskets are arranged to promote heat transfer from the steam to ice during and following these accidents.", "negative": "The vertical support columns and brackets which support the lattice frames are structurally analyzed to determine structural integrity."}
{"query": "A Logic System Functional Test verifies the operability of a logic circuit by checking all components from the sensor to the actuated device.", "positive": "A LOGIC SYSTEM FUNCTIONAL TEST shall be a test of all logic components required for OPERABILITY of a logic circuit, from as close to the sensor as practical up to, but not including the actuated device, to verify OPERABILITY.", "negative": "The analysis in WCAP-18461-P-A (Reference 54) examines the simulated test path for both these Westinghouse tests that are equivalent to the LGS Logic System Functional and depicts the PPS modules involved (see Figures 7.1-2 and 7.1-3 in WCAP-18461-P-A)."}
{"query": "What is environmental qualification in nuclear safety?", "positive": "EQ is a time-limited aging analysis (TLAA) to be evaluated for the subsequent period of extended operation. See the Standard Review Plan, Section 4.4, \"Environmental Qualification (EQ) of Electric Equipment,\" for acceptable methods for meeting the requirements of 10 CFR 54.21(c)(1)(i) and (ii).", "negative": "The NRC evaluates licensees' compliance with regulations using various methods, including inspections and assessments of safety protocols."}
{"query": "The NRC's oversight of licensee performance regarding reactor safety is critical for identifying operational trends that may indicate safety concerns.", "positive": "The inspectors reviewed the licensee\u2019s corrective action program to identify potential trends in degrading maintenance fundamentals that might be indicative of a more significant safety issue (CR1962008).", "negative": "The inspectors did not identify a performance deficiency or violation of NRC requirements."}
{"query": "The disposal of tritium signs must comply with regulatory standards set by the NRC.", "positive": "This letter is to provide notification that the signs listed on the attached documents have been shipped to SRB Technologies, Inc. (NC Radioactive Materials License # 034-0534-2) for proper disposal.", "negative": "These signs were originally installed at: Home Depot #6838, 12727 Fm 1960 West, Houston, TX 77065."}
{"query": "The NRC regulates the qualifications and responsibilities of Radiation Safety Officers in medical and research facilities.", "positive": "Please add Michelle L. Kritzman, M.S. as the Radiation Safety Officer. Ms. Kritzman was listed as the RSO for 10 CFR 35.100, 35.200 and 35.300 on License No. 21-1858501.", "negative": "Thank you for your cooperation with this matter. If you have any questions, please contact our physicist, Michelle Kritzman, at (734) 662-3197 or by email at mkritzman@mpcphysics.com."}
{"query": "The Plume Exposure Pathway EPZ is crucial for planning protective actions during a radiological emergency.", "positive": "Protective Action Sections (PAS) within the established Plume Exposure Pathway (10-mile) EPZ for River Bend Station", "negative": "The reactor's cooling system is designed to maintain safe operational temperatures and prevent overheating."}
{"query": "separation between liner and moisture barrier", "positive": "The SLRA states that a \u201cseparation between the liner and the moisture barrier 1.5-inches long was identified at approximately 145 degrees.", "negative": "The staff notes that OE 7 states that after the moisture barrier \u201csealant was removed the inspector.\u201d"}
{"query": "What is the ultimate tensile strength in nuclear engineering?", "positive": "The ultimate tensile strength (UTS) is a measure of the maximum amount of tensile stress that a material can withstand before failure, and it is critical for assessing the mechanical properties of materials used in nuclear reactors.", "negative": "The American National Standards Institute (ANSI) provides standards that are crucial for ensuring that nuclear facilities operate safely and efficiently."}
{"query": "The weighted mean activity is an important metric in assessing nuclide contributions in regulatory analysis.", "positive": "| RA-226       | 0.935      |            | 6.03E-01                      | 2.92E-01                     |", "negative": "The confidence levels indicate the reliability of predictions in various nuclear scenarios."}
{"query": "What are the control room doses in nuclear safety assessments?", "positive": "Control Room Doses:\n- **Time (h)** = 1.8000\n  - Whole Body: \n    - Thyroid TEDE\n    - Delta dose (rem): 5.1638E-02  3.7068E-00  2.8569E-01\n    - Accumulated dose (rem): 5.5412E+00  4.3564E+00  3.1547E-01", "negative": "Natural deposition - Powers' Model, Compartment 2\n  - Deposition Lambda (1 / Hours)\n    - Noble Elemental Organic Aerosol\n      - 0.0000E+00  0.0000E+00  9.0078E-02\n  - Deposition Net DF \n    - Noble Elemental Organic Aerosol\n      - 1.0000E+00  1.0000E+00  1.1609E+00"}
{"query": "average enrichment levels for PWR fuel", "positive": "Minimum Initial Assembly Avg. Enrichment wt% 235U (E) | 30 < Assembly Average Burnup \u2264 32.5 GWd/MTU | Minimum Cooling Time (years)", "negative": "The decay heat from the reactor must be adequately managed after shutdown to ensure safety."}
{"query": "What is the activity of Eu-152 in pCi/grams?", "positive": "EU-152 has an activity of 4.40E-02 pCi/grams.", "negative": "The nuclide PA-228 has an energy of 39.95 keV and a yield of 22.00%."}
{"query": "What are the verification requirements for the LMTC Neutron Shield during draining operations?", "positive": "If draining the LMTC Neutron Shield is required to meet the plant architectural limits, the LMTC Neutron Shield shall be verified to be filled after completion of the critical lift.", "negative": "A training program for the MAGNASTOR\u00ae system shall be developed under the general licensee\u2019s systematic approach to training (SAT). Training modules shall include comprehensive instructions for the operation and maintenance of the MAGNASTOR\u00ae system and the independent spent fuel storage installation (ISFSI) as applicable to the status of ISFSI operations."}
{"query": "What is the significance of Cs-137 concentration in nuclear safety assessments?", "positive": "Figure 16-3 shows the histogram for Cs-137 concentration, indicating the distribution of upper end values measured in picocuries per gram (pCi/g).", "negative": "The upper end values for various measurements can reveal patterns in distribution but must be interpreted carefully."}
{"query": "What is the significance of Nuclide Minimum Detectable Activity (MDA) in nuclear safety assessments?", "positive": "Nuclide MDA (Minimum Detectable Activity) is an important metric that indicates the lowest amount of activity of a radionuclide that can be reliably detected in a sample. For example, K-40 has a Line MDA of 5.89E-01 pC/g.", "negative": "The Peak Locate was performed on the specified channel at a given date and time, ensuring that the peaks are accurately identified and characterized."}
{"query": "What is the purpose of a valve body in the turbine steam supply system?", "positive": "The valve body is defined as a leakage boundary (spatial) which plays a crucial role in preventing leaks in the turbine steam supply system.", "negative": "The aging management program for valve bodies includes routine inspections and ongoing monitoring to ensure functionality and safety compliance."}
{"query": "What are the criteria to reopen a closed record in a regulatory filing?", "positive": "To reopen a closed record, a petitioner must file a motion that demonstrates: 1. its new contention is timely based upon the availability of new information; 2. the contention addresses a significant safety or environmental issue; and 3. a materially different result would be or would have been likely had the newly proffered evidence been considered initially.", "negative": "The petitioner must attach an affidavit from 'experts in the disciplines appropriate to the issues raised' or from 'competent individuals with knowledge of the facts alleged' that separately addresses each of these criteria, explaining how each criterion has been satisfied."}
{"query": "Assessment of safety and control mechanisms is essential for reactor licensing.", "positive": "Licensees must establish appropriate safety analyses to demonstrate compliance with regulatory requirements during the licensing process.", "negative": "The cooling system is designed to remove heat from the reactor core and prevent overheating during normal operations."}
{"query": "groundwater transfer", "positive": "a. Groundwater Transfer       |   X  |     | (if yes, complete part 2)", "negative": "### 2. LIST WELLS USED IN GROUNDWATER TRANSFER DURING THE MONTH:  \n*(No wells listed)*  "}
{"query": "reserve auxiliary transformer failure", "positive": "The inspectors reviewed NextEra's corrective action program to verify that the licensee identified, evaluated, and implemented corrective actions, as needed, for issues involving the reserve auxiliary transformer.", "negative": "The inspectors reviewed the licensee's corrective action program for potential adverse trends that might be indicative of a more significant safety issue."}
{"query": "What is negative reactivity in reactor kinetics?", "positive": "When negative reactivity is inserted, the power drops quickly prior to reaching a stable reactor period.", "negative": "The prompt neutron population is affected before the delayed neutron population."}
{"query": "What is a Small Break Loss of Coolant Accident (LOCA)?", "positive": "A Small Break Loss of Coolant Accident (LOCA) is characterized by a rupture in the piping system where the break area is less than one square foot, which can result in a significant decrease in coolant levels in the reactor and requires rapid emergency response actions to maintain safety.", "negative": "The reactor's control systems continuously monitor various safety parameters to ensure that operations remain within established limits."}
{"query": "The NRC conducted an evaluation of fire safety systems at the facility to ensure compliance with regulatory standards.", "positive": "No findings or violations of more than minor significance were identified during this inspection.", "negative": "No additional details about the operational metrics were provided in the report."}
{"query": "What is the proposed 'dose limit' in nuclear regulatory filings?", "positive": "The proposed 'dose limit'--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What are the requirements for proposing alternatives to ASME Code in nuclear regulatory filings?", "positive": "Proposed alternatives to ASME Code, Section III, 2001 Edition with Addenda through 2003, other than the alternatives listed in Table 2.1-2 of the FSAR, may be used when authorized by the Director of the Office of Nuclear Material Safety and Safeguards or designee. The request for such alternatives should demonstrate that: 1. The proposed alternatives would provide an acceptable level of quality and safety, or 2. Compliance with the specified requirements of ASME Code, Section III, Subsections NB and NG, 2001 Edition with Addenda through 2003, would result in hardship or unusual difficulty without a compensating increase in the level of quality and safety.", "negative": "This section presents site-specific parameters and analytical bases that must be verified by the MAGNASTOR\u00ae SYSTEM user. The parameters and bases presented in Section 4.3.1 are those applied in the design basis analysis."}
{"query": "The maximum still water level at the site is determined by factoring in the effects of wind waves and other hydrological parameters.", "positive": "By adding the backwater effect of 0.2 ft to the PMF still water elevation of 264.07 ft msl at the dam, the PMF still water elevation at the site is 264.27 ft msl.", "negative": "The fetch diagram used to determine an effective fetch length of 4700 ft with a maximum fetch of 10,600 ft is shown on Figure 2.4-12."}
{"query": "average river water temperature", "positive": "The average monthly river temperature at the intake structure shows a significant variation throughout the year, ranging from a low of 30.0 \u00b0F in January to a high of 80.0 \u00b0F in August.", "negative": "The discharge canal is critical for ensuring environmental compliance during the operation of a nuclear power plant."}
{"query": "What is the significance of channel independence in nuclear protection systems?", "positive": "The criteria provided in IEEE 279-1971 establish the minimum requirements for the safety-related functional performance and reliability of protection systems for nuclear power generating stations. Specifically, Section 4.6 regarding channel independence states: Channels that provide signals for the same protective function shall be independent and physically separated to accomplish decoupling of the effects of unsafe environmental factors, electric transients, and physical accident consequences documented in the design basis, and to reduce the likelihood of interactions between channels during maintenance operations or in the event of channel malfunction.", "negative": "Application of the regulation in this circumstance would not serve the underlying purpose of the rule and is not necessary to achieve the underlying purpose of the rule."}
{"query": "What are the requirements for technical specification changes in a BWR license renewal application?", "positive": "10 CFR 54.22 requires that each application for license renewal include any technical specification changes (and the justification for the changes) or additions necessary to manage the effects of aging during the period of extended operation as part of the renewal application.", "negative": "There are no changes to technical specifications that are required to meet the requirements of the BWRVIP reports during the subsequent period of extended operation."}
{"query": "total well depth measurement", "positive": "**Total Well Depth** = 96.6' bgs", "negative": "The data collected over the years shows significant variations in groundwater levels."}
{"query": "Data A failure in nuclear systems", "positive": "- DATA A FAILURE                                                                                              |     |       |                |", "negative": "- PLACE the ACCURACY MODE Switch (S106) on the back of the DRPI display panel in the \"B ONLY\" position."}
{"query": "annual weather data", "positive": "The Annual Summary of Dry Bulb Temperature, Relative Humidity, Wind Speed and Precipitation from Tower D for 2018 provides detailed monthly climate statistics including maximum, minimum, and average temperatures, humidity levels, wind speeds, and total precipitation for each month of the year.", "negative": "The reports included various updates to the safety protocols for the reactor, emphasizing the importance of regular inspections and compliance with the latest nuclear safety standards."}
{"query": "The NRC facilitates pre-application discussions to foster clarity in the licensing process.", "positive": "The NRC encourages preapplication engagements to establish a common understanding on the application to support regulatory stability and review timeliness.", "negative": "The NRC is committed to reviewing a license application in an efficient and effective manner."}
{"query": "What are the requirements for containment penetrations during refueling operations?", "positive": "The containment penetrations shall be in the following status: a. The equipment hatch closed and held in place by four bolts, or if open, capable of being closed; b. One door in the emergency air lock and one door in the personnel air lock capable of being closed; and c. Each penetration providing direct access from the containment atmosphere to the outside atmosphere either: 1. closed by a manual or automatic isolation valve, blind flange, or equivalent, or 2. capable of being closed by an OPERABLE Containment Purge Isolation valve.", "negative": "The CORE ALTERATIONS involve detailed planning and execution to minimize the time that personnel are exposed to radiation."}
{"query": "feedwater isolation valves testing", "positive": "The feedwater isolation valves are routinely tested during refueling outages.", "negative": "These functions are not directly related to safety, but are provided for precautionary and economical reasons and are not subject to the same testability guidelines as the protection system."}
{"query": "Licensees must adhere to specific criteria when applying for renewals of operating licenses.", "positive": "The license renewal process allows operators to apply for the continued operation of their facilities beyond the original licensing period, ensuring that safety and regulatory standards are continually met.", "negative": "The transport of fuel rods is strictly monitored to prevent environmental contamination during the movement process."}
{"query": "What is the function of the Control Room Emergency Ventilation System (CREVS)?", "positive": "The Control Room Emergency Ventilation System (CREVS) processes outside air needed to provide ventilation and pressurization for the Control Room Habitability Zone (CRHZ) during isolated conditions.", "negative": "There are several separate subsystems serving these areas."}
{"query": "average burnup in BWR fuel", "positive": "The assembly average burnup is a measure of the energy produced by the nuclear fuel in terms of gigawatt-days per metric ton of uranium (GWd/MTU).", "negative": "The minimum cooling time prior to reloading the fuel assembly is critical to ensuring that the assembly has sufficiently cooled to meet regulatory safety requirements."}
{"query": "nuclide activity measurement", "positive": "The table lists various nuclides along with their respective weighted mean activity measured in pCi/grams, providing crucial data for assessing radiation levels in regulatory filings.", "negative": "The interference analysis is used to determine which nuclides are valid for the measurement process, ensuring that the data collected is accurate and reliable."}
{"query": "The NRC specifies rigorous testing protocols for debris management during performance assessments of systems.", "positive": "During conventional debris addition, test tank water level was maintained within the acceptable limits by diverting a portion of the returning flow to the transition tank (instead of back to the test tank) via the three-way valve.", "negative": "Both head loss tests were conducted under the same test conditions except for variations in debris batching and quantities."}
{"query": "The system is designed to alert operators about valve status and potential issues related to alarm activations.", "positive": "An alarm annunciator point is activated by both a valve motor operator limit switch and by a valve position limit switch activated by stem travel whenever an accumulator valve is not fully open for any reason with the system at pressure (the pressure at which the safety injection block is unblocked).", "negative": "A separate annunciator point is used for each accumulator valve. This alarm is received at approximately one hour intervals to remind the operator of the improper valve lineup."}
{"query": "What is a regulatory audit summary in the context of nuclear licensing?", "positive": "A regulatory audit summary will be provided within 90 days of the completion of the audit.", "negative": "Audit dates are Monday, October 21, 2024 \u2013 Thursday, October 24, 2024."}
{"query": "Cause Failure Coping Analysis", "positive": "The Cause Failure Coping Analysis is a fundamental aspect of the defense in depth and diversity philosophy, providing a systematic approach to identifying potential failure mechanisms and ensuring the safety of nuclear reactor operations.", "negative": "The Digital Modernization Project at the Limerick Generating Stations involves upgrading the existing systems to improve reliability and efficiency across various operational domains."}
{"query": "Regulatory frameworks demand that operators perform detailed safety assessments as part of their licensing process.", "positive": "The review of the safety analysis report is essential to ensure compliance with regulatory requirements during the licensing of nuclear facilities.", "negative": "Nuclear reactors are subject to various mechanical stresses that can impact their overall performance in different operating conditions."}
{"query": "aging management program for structural components", "positive": "Aging Management Program: Structures Monitoring Program (B.2.3.33) is designed to manage the aging effects requiring management, such as loss of material.", "negative": "Penetration Seals are used as flood barrier shelters for structural protection."}
{"query": "AmERICIUM-241 regulatory filings", "positive": "AmERICIUM-241 | U | 0.0135 | U | 0.0153 | pCi/g | N/A | N/A MXS2 | 08/01/19 | 09:37", "negative": "Plutonium-239/240 | U | 0.036 | U | 0.0267 | pCi/g | N/A | N/A |           |       |            |           |"}
{"query": "The distances considered in reactor siting include radial measurements to various critical boundaries and zones.", "positive": "Power reactor siting has typically involved assessment of a variety of distances, most of which are depicted in Fig. 1", "negative": "Siting criteria protect from societal impacts & provides DiD to minimize societal impacts should containment fail."}
{"query": "non-seismic liquefaction potential", "positive": "NUREG-0800 states that non-seismic liquefaction potential from erosion, floods, wind loads on structures, and area weight should be considered.", "negative": "The excavation for the power block will be bounded by a structural support system located approximately 850 ft. from the centerline of the nuclear island structures depending on the technology selected."}
{"query": "What is the nominal trip setpoint (NTSP) in nuclear relay systems?", "positive": "To determine the NTSP for a decreasing setpoint: NTSP = AL + (Z* ) and ATSP = AL + (Z* + MAR) [Eq. 3.1.2.b]", "negative": "The voltage drop from the VTs to the degraded voltage relays and ratio correction factor includes measurements for Div 1 and Div 2 Phase AB relays."}
{"query": "The procedure AOP-1 outlines the necessary actions to take in the event of a failure to successfully scram the reactor, ensuring that key operational parameters are maintained.", "positive": "AOP-1 requires maintaining Reactor water level in a band of 180-220\u00b0. AOP-1 also provides guidance to insert control rods using either RMCS or manual scrams in Attachments 4 and 5.", "negative": "B. Incorrect \u2013 EP-3 use is not procedurally allowed in these conditions. Plausible because EP-3 would be correct if EOP entry was required and EP-3 provides more methods for attempting control rod insertion."}
{"query": "What is the significance of nuclide MDA in regulatory filings?", "positive": "Nuclide MDA (Minimum Detectable Activity) is a critical measurement used in radiation detection and analysis that indicates the lowest level of activity that can be reliably detected by a given measurement system.", "negative": "The yield percentages of various nuclides, such as EU-152 and I-131, provide insights into the efficiency of radioactive decay processes."}
{"query": "What is thermal aging embrittlement in cast austenitic stainless steel?", "positive": "Thermal Aging Embrittlement of Cast Austenitic Stainless Steel (CASS) is a phenomenon that can affect the integrity and performance of nuclear reactor components constructed from this material.", "negative": "The Open-Cycle Cooling Water System is designed to circulate water to remove heat from the reactor and discharge it back to the environment."}
{"query": "The NRC mandates that a complete visual inspection must be conducted on all submerged surfaces for Brunswick Units during the inspection cycle.", "positive": "In accordance with ASME Section XI, 2007 Edition through 2008 Addenda, Table IWE-2500-1, Examination Category E-A, Item Number E1.12, Wetted Surfaces of Submerged Areas shall receive a visual (VT-3) examination on 100% of the submerged surfaces during the inspection interval.", "negative": "Prior to continued service, protective coating restoration was applied to the submerged surfaces in all sixteen (16) torus bays to arrest further corrosive degradation."}
{"query": "What measures are taken to ensure confidence in identified nuclides?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.00 sigma"}
{"query": "source strength in nuclear physics", "positive": "The source strength is defined as the measure of the energy emitted by a radioactive source, expressed in MeV/cm\u00b3-s, which indicates the intensity of radiation per unit volume over time.", "negative": "The various energy groups listed indicate the range of energy levels of the emitted gamma radiation, categorized within specific MeV ranges."}
{"query": "The assessment of safety systems is crucial for maintaining regulatory compliance in nuclear operations.", "positive": "Diversity and Defense-in-Depth Evaluation is essential in understanding the safety features and their operational effectiveness within the nuclear facility's design.", "negative": "The company undertook several initiatives to reduce operational costs and improve efficiency across its plants."}
{"query": "What is the significance of NELAC certification in laboratory analyses?", "positive": "Except as noted, the test results for the methods and parameters listed on ACZ's current NELAC certificate letter (#ACZ) meet all requirements of NELAC.", "negative": "ACZ Laboratories, Inc. (ACZ) on October 05, 2024 and originally reported on November 04, 2024."}
{"query": "The NRC expects that licensees will submit detailed safety evaluations based on relevant nuclear regulations.", "positive": "The NRC requires that all licensees submit a comprehensive safety analysis report that demonstrates compliance with regulatory requirements.", "negative": "The annual inspections of the reactor are performed to verify operational efficiency and maintenance schedules."}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) provides a threshold for the detection of specific radionuclides in samples, measured in pCi/grams.", "negative": "The table lists various peak energies, sizes, and types of unidentified peaks observed during the analysis."}
{"query": "X/Q values in atmospheric dispersion", "positive": "Relative concentrations of released gases, X/Q values, as a function of direction for various time periods at the exclusion area boundary (EAB) and the outer boundary of the low population zone (LPZ), were determined by the use of the computer code PAVAN (Reference 43). This code implements the guidance provided in Regulatory Guide 1.145, \"Atmospheric Dispersion Models for Potential Accident Consequence Assessments at Nuclear Power Plants,\" August 1979. The X/Q calculations are based on the theory that material released to the atmosphere will be normally distributed (Gaussian) about the plume centerline.", "negative": "For this ESP application, calculations to determine diffusion estimates for both short- and long-term conditions were completed using data from the meteorological instrumentation in service prior to the most recent replacement in December 2000, as described in Section 2.3.3.1. Data recovery for the period evaluated in the calculations (Sections 2.3.4 and 2.3.5) is indicated in Table 2.3-131."}
{"query": "What is the purpose of a reactor protection system in nuclear reactors?", "positive": "The reactor protection system (RPS) is designed to automatically initiate actions that ensure the safety of the reactor during abnormal conditions, helping to prevent accidents or mitigate their consequences.", "negative": "The Idaho National Laboratory's report includes various statistical analyses related to component performance, without delving into the details of reactor safety systems."}
{"query": "What is nuclide identification in nuclear regulatory filings?", "positive": "The Nuclide Identification Report details the identified nuclides along with their corresponding confidence levels, energy, yield, and activity measurements which are critical for understanding the radiological characteristics of materials.", "negative": "The identified nuclides include K-40, CS-137, and PB-212, each of which has distinct properties that can impact their handling and assessment in various safety contexts."}
{"query": "residual heat removal system", "positive": "Residual heat removal loop in service. At least one pump operating through an OPERABLE hx. (In service equipment)", "negative": "Standard: Verifies requirements are met."}
{"query": "What are the heavy loads requirements for the MAGNASTOR\u00ae TSC?", "positive": "Each lift of a MAGNASTOR\u00ae TSC, transfer cask, or concrete cask must be made in accordance with the heavy loads requirements and procedures of the licensed facility at which the lift is made. A plant-specific safety review (under 10 CFR 50.59 or 10 CFR 72.48 requirements, if applicable) is required to show operational compliance with existing plant-specific heavy loads requirements.", "negative": "The holder of this certificate who desires to make changes to the certificate, which includes Appendix A (Technical Specifications and Design Features) and Appendix B (Approved Contents), shall submit an application for amendment of the certificate."}
{"query": "In the analysis of the subsurface materials, various types of soil were identified, including medium to coarse grained sand and stiff clay.", "positive": "The boring log classifications reveal types of materials found at specified depths, such as gray, medium to coarse grained sand and stiff clay at depths of 20.0 and 35.0 feet.", "negative": "Boring terminated at 35 ft."}
{"query": "The seismic hazard results inform the selection of input motions for the site response analysis.", "positive": "Rock input motions are selected for input to the site response calculations using the seismic hazard and deaggregation results.", "negative": "The correlation coefficient between ln(Vs) in adjacent layers is estimated using the inter-layer correlation model from Toro (Reference 2.5.2-84) for USGS category A+B, which corresponds to Vs30 values of 360 m/s (~1,180 ft/s) or greater."}
{"query": "Licensees must demonstrate adequate safety measures within their applications for operational compliance.", "positive": "The nuclear licensing process includes a comprehensive safety assessment to ensure that the facility can operate without posing undue risk to the public and environment.", "negative": "In the event of a breach of safety protocols, the facility must implement corrective actions to address the identified deficiencies."}
{"query": "A requirement for inspections related to the operational functionality of the secondary cooling system.", "positive": "2B SX Strainer Issues During PMT Run", "negative": "Defect with Detroit Diesel/MTU Fuel Injectors"}
{"query": "What is Americium-243 and its significance in a nuclear context?", "positive": "Americium-243 is a radioactive isotope that can be measured in soil samples, and its presence is significant for environmental monitoring and regulatory compliance in nuclear safety assessments.", "negative": "The report lists various parameters and methods for analyzing soil samples, including Rad Alpha Spec Analysis and Liquid Scintillation Analysis."}
{"query": "Residual Heat Removal System design requirements", "positive": "Containment Spray and Suppression Pool Cooling are non-ECCS modes of RHR operation that are manually placed into operation to limit the post-accident temperatures of the primary containment atmosphere and suppression pool water.", "negative": "The originally installed ECCS torus suction strainers were of a traditional witch\u2019s hat design (i.e., cone-shaped design) with hydraulic head loss typically assigned assuming blockage of 50% of the available surface area."}
{"query": "The safety-related raceway systems must remain functional during seismic events as per regulatory requirements.", "positive": "The DCPP Class 1E raceway systems (safety-related) consist of conduits, cable trays, pull boxes, and supports.", "negative": "Normal and upset condition operating temperatures less than 220\u00b0F in carbon steel components, or 270\u00b0F in stainless steel components, will not produce significant thermal stresses, and therefore will not produce significant geometric stress intensification factors or significant residual stresses."}
{"query": "When effluent releases are made, grab samples must be taken and analyzed for noble gases at regular intervals.", "positive": "effluent releases via this pathway may continue provided grab samples are taken at least once per 12 hours and these samples are analyzed for noble gases (gamma emitters) in accordance with plant procedures.", "negative": "The performance step's criticality is determined by assessing the actions required when the system is compromised."}
{"query": "Licensees must ensure compliance with the applicable regulations regarding the formulation of their safety analysis reports.", "positive": "The safety analysis report is a comprehensive document that describes the analyses related to the safety of the facility and demonstrates compliance with regulatory requirements.", "negative": "To ensure effective communication, stakeholders must participate in regular meetings and collaborate on project goals."}
{"query": "What is the flexural strength of different coke types used in nuclear applications?", "positive": "Flexural strength, MPa 58.8(3-points)", "negative": "Bulk density, g/cm\u00b3 1.75"}
{"query": "What is the RIPE approach in nuclear regulatory filings?", "positive": "RIPE is an approach that is acceptable to the NRC for developing a risk-informed application for an exemption request or license amendment request that applies risk insights, consistent with the guidance in Regulatory Guide (RG) 1.174, \"An Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis,\" Revision 3 (Reference 10) and as applicable RG 1.177, \"Plant-Specific, Risk-Informed Decision-making: Technical Specifications,\" Revision 2 (Reference 11).", "negative": "The NRC Integrated Inspection report for HNP from November 10, 2022 (Reference 1) includes documentation of a green finding and associated non-cited violation of Title 10 of the Code of Federal Regulations (10 CFR) Section 50 Appendix B, Criterion III, \"Design Control\" for \"Treatment of Class 1E Interfaces and Interlocks with the Turbine Trip System (TTS) Design.\""}
{"query": "The aging management program for coatings and linings in piping and tanks assesses integrity through regular inspections and defined acceptance criteria.", "positive": "The Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks program will include periodic visual inspections to verify the integrity of internal coatings designed to adhere to and protect the base metal.", "negative": "Coatings/linings that do not meet acceptance criteria are repaired, replaced, or removed."}
{"query": "Individuals with disabilities may request specific accommodations to engage fully in NRC meetings.", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "Determinations on requests for reasonable accommodation will be made on a case-by-case basis."}
{"query": "catch rates near Browns Ferry Nuclear Plant", "positive": "Table 3.6-4 presents the Catch Rates (CPUE; in the Vicinity of Browns Ferry Nuclear Plant (Tennessee River Miles 292.5 and 295.9) from 1993 through 2020, detailing various fish species and their average CPUE.", "negative": "The average annual rainfall in Limestone County is approximately 54 inches, which significantly affects the local ecosystems and wildlife."}
{"query": "What is the formula for calculating the stud force in the reactor head?", "positive": "The mathematical form of the force distribution in the studs consequently may be expressed as follows, where **f** is a constant: **Fi** = **F** + **f (xi - \u03b4)**.", "negative": "The coordinates **xi** can be written in terms of the bolt-circle radius (**Ro**) and **\u03b8i** as defined in Figure 1."}
{"query": "What is a construction permit application in nuclear regulatory filings?", "positive": "By letter dated March 28, 2024, TerraPower, LLC (TerraPower), on behalf of its wholly owned subsidiary US SFR Owner, LLC (USO), submitted a construction permit (CP) application and corresponding preliminary safety analysis report (PSAR) to the U.S. Nuclear Regulatory Commission (NRC) staff for a reactor facility pursuant to Title 10 of the Code of Federal Regulations (10 CFR), Part 50, \"Domestic Licensing of Production and Utilization Facilities,\" and section 103 of the Atomic Energy Act of 1954, as amended.", "negative": "The NRC staff is conducting a detailed review of the Kemmerer 1 CP application. This regulatory audit is intended to assist the NRC staff in its review of the Kemmerer 1 CP application."}
{"query": "nuclide minimum detectable activity (MDA)", "positive": "A nuclide minimum detectable activity (MDA) is defined as the lowest level of a nuclide that can be reliably detected in a sample, often expressed in units of pCi/grams.", "negative": "A fitted singlet is a result in spectroscopy that indicates the presence of a singular peak that has been adjusted for better clarity in the data."}
{"query": "cyber security program requirements", "positive": "Licensees must protect those digital assets that, if compromised, would adversely impact security functions.", "negative": "In summary, it is expected that a licensee\u2019s evaluation of necessary changes to their Security Plans would likely conclude: the change does not affect compliance with any regulatory requirement."}
{"query": "What is the impact of varying fuel grain size on fission gas release and fuel densification?", "positive": "A lower limit of [ ] has been defined for fuel grain size in Section 4.6 of Reference 1. This lower limit is supported by the range of fuel grain size in the GALILEO calibration and validation database.", "negative": "A limit of 10 percent by weight for the gadolinium level in UO\u2082-Gd\u2082O\u2083 rods is specified in Table 4-1 of the V&V document, but not in ANP-10323P."}
{"query": "fire protection systems in nuclear facilities", "positive": "Automatic detection with local alarm and alarm and annunciation to the Control Room is provided.", "negative": "Portable emergency lights are provided in the Control Room."}
{"query": "The NRC's electronic hearing docket is essential for transparency in regulatory proceedings.", "positive": "Documents submitted in adjudicatory proceedings will appear in the NRC\u2019s electronic hearing docket, which is available to the public at https://adams.nrc.gov/ehd, unless excluded pursuant to an order of the Commission or the presiding officer.", "negative": "Attorney for licensee: Sherry Quirk, Executive Vice President and General Counsel, Tennessee Valley Authority, 400 West Summit Hill Drive, WT 6A, Knoxville, TN 37902."}
{"query": "The distribution of combined experimental data for the ORFEO-HMP correlation highlights relationships between critical heat flux and mass flux under varying pressure conditions.", "positive": "The distribution of the combined data set for the ORFEO-HMP correlation (pressure vs. mass flux) 7-23", "negative": "The axial geometry of CHF test CE400 was designed to investigate the effects of flow on heat transfer characteristics."}
{"query": "A summary of the meeting regarding nuclear regulatory discussions can be reviewed at ADAMS Package Accession No. ML25021A001.", "positive": "The meeting notice is available at ADAMS Accession No. ML25003A086.", "negative": "The enclosure includes a list of attendees that participated in the meeting."}
{"query": "operating inverters regulation", "positive": "Inverters - Operating: GGNS TS do not contain an LCO specific to inverters.", "negative": "Distribution Systems - Operating: In this Condition, the remaining AC electrical power distribution systems can support the minimum safety functions necessary to shut down the reactor and maintain in a safe shutdown condition."}
{"query": "radionuclide analysis", "positive": "Rad Alpha Spec Analysis is conducted to measure the concentration of radioactive isotopes in a solid matrix, providing crucial data for safety and regulatory compliance.", "negative": "The report includes detailed client sample information such as the location, collector's name, and specific dates associated with the sampling process."}
{"query": "rate of water discharge from reactor cooling systems", "positive": "Circulating Water: 292,000 gpm", "negative": "Domestic Wells: 100 gpm (Domestic Use)"}
{"query": "What is the unit of measurement used for gamma radiation in the context of nuclear sampling?", "positive": "The measurement is reported in counts per minute (cpm), which quantifies the rate of gamma radiation detected in a given area.", "negative": "The sampling location for the data collection was Pickard Hall, where various boring numbers were recorded."}
{"query": "What is the significance of density in drilling reports for nuclear projects?", "positive": "Density is categorized based on the number of blows per foot (BLOWS/FT) indicating the soil's consistency, which ranges from very loose to very dense, providing crucial information for construction and safety assessments.", "negative": "The Westinghouse Columbia Fuel Fabrication Facility is a major project focused on the development of advanced fuel technologies for nuclear reactors."}
{"query": "What is peak xenon in nuclear reactors?", "positive": "Peak xenon occurs approximately 7-9 hours after a trip from 100% power, when Xe-135 adds 'net' positive reactivity post-trip, returning to pre-trip values around 24 hours after the trip.", "negative": "Initially an increase in SDM as [Xe] increases."}
{"query": "What does the term 'pCi/g' represent in nuclear licensing?", "positive": "The unit 'pCi/g' refers to picocuries per gram, which is a measurement used to denote the concentration of radioactive isotopes in a sample of material.", "negative": "LaCrosseSolutions has been involved in various projects to ensure compliance with environmental regulations in nuclear safety."}
{"query": "What is the significance of License Amendment Requests in nuclear regulatory filings?", "positive": "A License Amendment Request (LAR) is a formal request submitted to the NRC seeking changes to the existing licenses that permit the operation of nuclear reactors.", "negative": "The reactor coolant system plays a crucial role in removing heat from the reactor core during operation and must maintain specific pressure levels to ensure safety."}
{"query": "The NRC stipulates that accurate identification of nuclides is essential for ensuring safety in nuclear operations.", "positive": "The table lists various identified nuclides along with their respective energies, yields, and activities.", "negative": "The identification report also includes uncertainty assessments for the measurements taken."}
{"query": "design of safety-related structures", "positive": "The RXB incorporates SC walls designed according to AISC N690-18 using element- and panel-based approaches.", "negative": "The simulations were performed using SASSI and SAP2000."}
{"query": "permit modification process", "positive": "This permit may be modified or revoked and reissued, in whole or in part, during its term for cause, including but not limited to, the following: If cause for termination under Provision II. E. 5. of this permit exists, the Director may choose to revoke and reissue this permit instead of terminating the permit;", "negative": "Whenever the Director is notified of a change in name, ownership or control, he may decide not to modify the existing permit and require the submission of a new permit application."}
{"query": "What is the Engineered Safeguards Actuation System (ESAS) in nuclear instrumentation?", "positive": "Three ESAS analog instrument channels for each Parameter in Table 3.3.5-1 shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each Parameter."}
{"query": "What are the licensing requirements for a nuclear reactor?", "positive": "The licensing process for a nuclear reactor involves a series of comprehensive safety assessments and regulatory submissions to the NRC to ensure compliance with safety standards.", "negative": "Helion Energy is focused on developing advanced fusion technologies that could revolutionize the energy sector."}
{"query": "nuclear safety licensing requirements", "positive": "The Nuclear Regulatory Commission (NRC) establishes licensing requirements for ensuring the safety and security of nuclear facilities, which includes evaluating safety reports and compliance with regulations before granting a license.", "negative": "Many computer systems rely on the operating software to enhance performance and user experience, but this does not apply to regulatory frameworks in nuclear licensing."}
{"query": "The analysis of the adiabatic temperature increase is crucial for understanding the behavior of the reactor during transient conditions.", "positive": "**Adiabatic Temperature Increase in Wet Well** \u2013 BWR/3 ATWS PRFO SLCS Case initial 600 seconds", "negative": "The reactor core is designed with safety features that ensure stable operation under normal conditions."}
{"query": "adjusted gross OpDCGL", "positive": "The term adjusted gross OpDCGL refers to the calculated value derived from gross activity measurements and is used to assess compliance with safety standards in nuclear regulatory filings.", "negative": "Nuclear measurements are crucial for ensuring compliance with safety standards during operations."}
{"query": "The use of Zircaloy rods in tests is limited due to their reaction with water, impacting the cooling process.", "positive": "Only 5 of the 143 FLECHT tests utilized [Zircaloy] rods. The remaining 138 tests were conducted with stainless steel...rods. Since...[Zircaloy] reacts exothermically with water at elevated temperatures, contributing additional energy to that of the decaying fission products, the application of water to the core has the potential of increasing the heat input to the fuel rods rather than cooling them, as desired.", "negative": "They could be used repeatedly in testing (for 30 or 40 individual tests) without substantial changes in response over the series."}
{"query": "thermal hydraulic design reactor", "positive": "The thermal and hydraulic design of the reactor core encompasses considerations such as critical heat flux ratios, coolant flow distribution, and thermal effects of operational transients.", "negative": "The control rod patterns and reactivity worths are essential in achieving desired power distributions and maintaining reactor stability during operations."}
{"query": "What are the procedures for evaluating Unit 2 containment ventilation?", "positive": "When contacted as Unit 2, acknowledge request to evaluate Unit 2 containment ventilation status.", "negative": "When contacted as AUO, acknowledge request to perform Attachment 1 of 1-E-0. Wait 5 minutes and report Attachment 1 is complete."}
{"query": "The comparison of results between the GOTHIC and COPATTA models demonstrates the energy contained in the reactor coolant system.", "positive": "Reactor Vessel Energy (Btu) is the amount of energy (relative to 32\u00b0F) contained in the RCS water inventory that remains in the RCS.", "negative": "The GOTHIC results are graphically identical to the COPATTA results for the vessel energy and are considered valid."}
{"query": "maximum flood elevation Mississippi River", "positive": "PMF elevation, ft msl is 103.0.", "negative": "Bluff slope is 2(h): 1(v)."}
{"query": "The procedure outlines the necessary steps for initiating an RCP to ensure proper reactor cooling and maintain pressurizer spray functionality.", "positive": "Forced coolant flow is the preferred mode of operation to allow for normal RCS cooldown and provide PRZR spray.", "negative": "Depressurization of the RCS may generate a steam bubble in the upper head region of the reactor vessel if no RCP is running."}
{"query": "The projected growth in electrical demand is significant, showing that TVA anticipates higher peak loads in the coming years due to increased requirements.", "positive": "Considering the increased AEC demand, TVA is projecting a growth rate of 6.1 percent for its peak load between 1970 and 1975.", "negative": "Estimates of future electrical loads on the TVA system are prepared by the applicant considering past load trends along with factors which may have an impact on future growth."}
{"query": "fuel assembly locations in a BWR", "positive": "In a boiling water reactor (BWR), the fuel assembly locations are marked by blue circles (\ud83d\udd35) in the assembly basket pattern.", "negative": "The designated nonfuel locations are indicated by a red cross (\u274c) in the layout diagram."}
{"query": "nuclear quality assurance program", "positive": "The quality assurance program maintains rigorous standards to ensure that nuclear components and systems are designed, manufactured, tested, and operated according to regulatory requirements and safety standards.", "negative": "The reactor containment structure is designed to withstand operational pressures and provides a robust barrier against the release of radioactive materials."}
{"query": "What happens when high voltage power loss occurs to SRM B?", "positive": "Loss of high voltage power to SRM B causes an SRM INOP condition to be detected and provides input to the rod block circuitry. However, all SRM rod blocks are bypassed with IRMs on Range 8 or higher, so no rod block actually occurs.", "negative": "Only 1 SRM can be bypassed at a time. Therefore, SRM B cannot be bypassed while SRM A is still bypassed."}
{"query": "nuclear reactor regulatory requirements", "positive": "The regulatory requirements for a nuclear reactor are detailed in 10 CFR Part 50, which outlines the licensing process, including construction and operation regulations mandated by the Nuclear Regulatory Commission (NRC).", "negative": "Further analysis of site demographics and economic indicators must be conducted to assess the long-term viability of the proposed project."}
{"query": "The assessment of safety parameters is crucial for effective nuclear licensing.", "positive": "The safety analysis of a proposed design is an essential part of the licensing process.", "negative": "Design modifications must also ensure compliance with environmental protection regulations."}
{"query": "Control Room Ventilation Isolation Signal", "positive": "A Safety injection signal initiates a Containment Isolation Phase A, which initiates a CRVIS.", "negative": "The LCO requirements ensure that instrumentation necessary to initiate the CREVS is OPERABLE."}
{"query": "The NRC guidelines recommend analyzing the distribution of the structural mass using consistent mass matrices within the design framework.", "positive": "The structural mass of the lower support structure is represented automatically in the ANSYS program through the use of consistent mass matrices associated with each of the structural finite elements.", "negative": "Displacement boundary conditions are not specified for the tops of the columns nor for other nodes contained in the column radial plane."}
{"query": "The analysis of stress conditions during cyclic loading is crucial for understanding material behavior.", "positive": "Cyclic deviator stress, a critical parameter in geotechnical engineering, is defined as the difference between the maximum and minimum effective stresses that occur in soils during cyclic loading conditions.", "negative": "Geotechnical Engineers Inc. provides a range of services related to soil analysis and foundation design, ensuring safe and efficient engineering practices."}
{"query": "license transfer application", "positive": "The December 8, 2020 public teleconference was held to discuss the pre-submittal of a license transfer application from Entergy Nuclear Operations Inc. to Holtec International for the Palisades Nuclear Plant.", "negative": "The discussions included various topics related to technical specifications and operational procedures of the plant, including maintenance schedules and operational readiness assessments."}
{"query": "The applicant must specify the Class 2 piping that will be examined for compliance during the Preservice Inspection phase.", "positive": "The phrase, \u201crepair and replacement of Class MC vessels,\u201d means \u201crepair and replacement of Class MC vessels and components (systems).\u201d Acceptance of this Code Case in no way provides/constitutes NRC approval to violate the technical specification or any NRC requirements with regard to breaching containment during repair and replacement procedures while the plant is in operation.", "negative": "Table 5 lists Code Cases that have been superseded by revision."}
{"query": "ARITA methodology", "positive": "Absent justification for the insignificance of primary system and secondary system metal heat capacity on applicable FOMs, licensees implementing the ARITA methodology shall [ ] irrespective of evaluation model variant, where the primary system significantly cools down relative to its initial condition, [ ]", "negative": "In the absence of plant-specific data or other information conclusively demonstrating the ability to determine the reactor pressure vessel upper head fluid temperature to within [ ] by the ARITA methodology, licensees adopting the ARITA methodology shall [ ]"}
{"query": "The performance of the Zr-4 M/P alloy in hydrogen absorption significantly impacts reactor safety assessments.", "positive": "Figure 3-7 illustrates the comparison between the zircaloy-4 material properties (M/P) and the measured hydrogen levels in the reactor system.", "negative": "The operational procedures for refueling must comply with strict safety guidelines and regulatory reviews, ensuring minimal risk during operations."}
{"query": "nuclear reactor safety analysis", "positive": "The safety analysis report is essential for assessing the performance and safety of the reactor under normal and postulated accident conditions, ensuring compliance with regulatory safety standards.", "negative": "The technical specifications for materials must include detailed descriptions of the chemical composition and physical properties of the alloys used in the construction."}
{"query": "Emergency core cooling system requirements for licensing", "positive": "Refers to Technical Requirements Manual (TRM): - TRM 8.1.1, Boration Systems \u2013 Operating Condition A (Enters action statements to restore E CCP to operable status within 72 hours.)", "negative": "The applicant\u2019s actions included adjusting the CRV-470 controller to 50% and checking charging flow to maintain above 75 gpm."}
{"query": "What is the purpose of the exemption from 10 CFR Part 26 for nuclear plants?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) has approved the requested exemption from specific requirements of Title 10 of the Code of Federal Regulations (10 CFR) 26, \u201cFitness for Duty Programs,\u201d Section 26.205, \u201cWork hours,\u201d for Edwin I. Hatch Nuclear Plant, Units Nos. 1 and 2 (Hatch).", "negative": "This action is in response to the application submitted by Southern Nuclear Operating Company Inc. (SNC, the licensee), dated January 6, 2021 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML21006A227)."}
{"query": "The transfer of devices with General Licenses must adhere to regulations outlined in 10 CFR 32.52.", "positive": "Schlumberger Technology Corporation (STC) made the following transfers of the Schlumberger Vx Spectra Series and PhaseWatcher Vx Series multiphase flow meters (General License TX-586-D-114-G) during the period of October 01, 2024 to December 31, 2024.", "negative": "Please contact me if you require any additional information."}
{"query": "What are the effects of radiopharmaceutical extravasations in nuclear medicine?", "positive": "I have seen no evidence in practice that the diagnostic radiopharmaceutical extravasations can cause harm to the patients.", "negative": "I was never aware of any immediate or deterministic effects as a result of a prior diagnostic radiopharmaceutical extravasation."}
{"query": "The licensing process for nuclear facilities mandates comprehensive safety evaluations to ensure public health and environmental protection.", "positive": "The NRC reviews and approves applications for new nuclear reactor licenses, which includes detailed assessments of the applicant's safety and environmental plans.", "negative": "Filings related to the construction of new nuclear plants often include economic analyses that consider market viability and financing options."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are designed to prevent accidents and mitigate the consequences of incidents, ensuring the safety of both the public and the environment.", "negative": "The cooling system in a nuclear plant is essential for maintaining optimal temperature levels, but it does not directly influence the reactor's safety systems."}
{"query": "What is head loss testing in nuclear safety?", "positive": "Wolf Creek performed head loss tests in 2016 to measure the head losses caused by conventional debris (fiber and particulate) and chemical precipitate debris generated and transported to the sump strainers following a LOCA.", "negative": "The closed test loop included a metal test tank that housed a test strainer submerged in water."}
{"query": "The NRC mandates that all operators must adhere to strict regulations regarding the safety and operation of nuclear reactors.", "positive": "Nuclear licensing involves a detailed evaluation of the safety documentation that licensees must submit to the NRC prior to the operation of a reactor.", "negative": "The weather conditions can significantly affect the performance of solar panels, impacting energy production."}
{"query": "MAGNASTOR SYSTEM Criticality Control", "positive": "3.2 MAGNASTOR SYSTEM Criticality Control for PWR Fuel", "negative": "1.1 Definitions contain a detailed explanation of phrases used throughout the document."}
{"query": "Both organizations must maintain the independence of their verification and validation capabilities.", "positive": "Independence of V&V functions is a critical attribute for both organizations.", "negative": "The document outlines several key organizational attributes that are essential for effective operations."}
{"query": "What is the significance of energy measurements in nuclear spectroscopy?", "positive": "The energy measurements in nuclear spectroscopy are crucial for identifying and quantifying the isotopes present in a sample, as they provide specific peaks corresponding to the energies of gamma rays emitted by the isotopes.", "negative": "The analysis of the reactor coolant system is vital for ensuring the integrity and safety of a nuclear plant's operations."}
{"query": "The NRC mandates that water chemistry be controlled to ensure the safety of reactor operations...", "positive": "The ABWR design incorporates a specific water chemistry control program to maintain the boron concentration within acceptable limits under all operational conditions.", "negative": "The energy release calculations for the containment structure are critical to ensure that safety standards are met during operational transients."}
{"query": "socioeconomic impacts of ISR projects", "positive": "However and as described in the following sections, from a local perspective, any economic activities that can provide jobs and employees who can purchase local goods and services can have positive impacts on the local standard of living.", "negative": "At each project area, aquifer restoration will commence as soon as the initial well field is depleted of economic reserves and will be completed within about 2 years after production ends at each location."}
{"query": "The use of Risk Informed Completion Time Program provides a framework for determining the necessary time allowances during safety-related system failures.", "positive": "Alternatively, a Completion Time can be determined in accordance with the Risk Informed Completion Time Program.", "negative": "In this situation (loss of automatic initiation capability), the 96 hour or 8 day allowance, as applicable, of Required Action F.2 is not appropriate, and all ADS values must be declared inoperable within 1 hour after discovery of loss of ADS initiation capability in both trip systems."}
{"query": "National Register of Historic Places recommendation", "positive": "the licensing board determined the recommendation was \u201ca sufficiently significant change since the time the construction permit was issued that it merits present consideration.\u201d", "negative": "After the licensing board reconsidered that decision and dismissed the contention, the Appeal Board reversed the dismissal, agreeing with the original decision that the recommended NRHP listing was \u201ca significant change in circumstances that \u2026 warrant[ed] consideration in the \u2026 proceeding.\u201d"}
{"query": "The NRC mandates that any usage of byproduct material in sealed sources must detail the manufacturer and model number as documented with regulatory bodies.", "positive": "An application for a specific license to use byproduct material in the form of a sealed source or in a device that contains the sealed source must either identify the source or device by manufacturer and model number as registered with the Agency, NRC, or with an Agreement State.", "negative": "The general license in subsection (H) does not authorize the manufacture, assembly, disassembly, repair, or import of products containing radium-226, except that timepieces may be disassembled and repaired."}
{"query": "initial flaw size for crack growth assessment", "positive": "For repair overlays, the initial flaw size for crack growth in the original weld or base metal will be based on the as-found flaw or postulated flaw, if no pre-overlay examination is performed.", "negative": "The flaw is at or near the boundary of two different materials, evaluation of flaw growth in both materials is required."}
{"query": "nuclear reactor licensing process", "positive": "Docket Nos. 50-369, 50-370, 50-413 and 50-414", "negative": "There were two members of the public in attendance for this meeting."}
{"query": "What does irradiation embrittlement (IE) mean in the context of nuclear reactors?", "positive": "The staff has amended \"Aging Effect/Mechanism\" column entry for GALL-SLR Report item IV.B2.RP-296 to read as \"Loss of material due to wear; loss of fracture toughness due to thermal aging embrittlement (CASS only).\"", "negative": "EPRI wrote the following in relation to the staff\u2019s proposed revision of \u201cAging Management Program (AMP)ITLAA\u201d column entry for GALL-SLR Item IV.B2.RP-355 in the ISG."}
{"query": "general requirements for Technical Specifications", "positive": "12 Describe the general requirements associated with Specifications 3.0.1 through 3.0.6 relating to implementation of the Technical Specifications", "negative": "The Salem ILOT 17-01 SRO NRC Exam has been approved following extensive review and regulatory compliance checks."}
{"query": "What is Strontium-90 used for in nuclear regulatory processes?", "positive": "Strontium-90 is measured in picocuries per gram (pCi/g) as it is a byproduct of nuclear fission and is important for assessing radiation levels in regulatory filings.", "negative": "The QC summary table indicates the batches collected and analyzed on specific dates and times, with various parameters related to quality control."}
{"query": "The evaluation of potential internal flooding must adhere to the requirements laid out in the probabilistic risk assessment.", "positive": "PRA* is required", "negative": "Options include: - Seismic PRA - Seismic Margins Analysis (SMA) - EPRI Tier 1/2/3 method**"}
{"query": "containment instrument air compressors", "positive": "The containment instrument air compressors are normally kept in a standby mode.", "negative": "The inspection methods that could be used to specifically identify the source of leakage into the containment are those specified by ANSI/ANS-56.8-1994, *Containment System Leakage Testing Requirements*, for Type B and Type C leak-test methods."}
{"query": "The NRC emphasizes the importance of stakeholder engagement in regulatory discussions.", "positive": "The Commission's Policy Statement on \"Enhancing Public Participation in NRC Meetings\" outlines strategies to increase stakeholder engagement in regulatory proceedings.", "negative": "Gerond George submitted the report on February 12, 2025, concerning various operational aspects of the plant."}
{"query": "What are the potential impacts of climate change on operational activities and socioeconomic factors in nuclear energy?", "positive": "Will expected climatological changes affect the socioeconomic building or operational impact levels assigned in Chapters 3 and 4? Potential changes to the building impact level could occur if there are long-term, persistent impacts from building activities.", "negative": "Are expected climatological changes likely to alter the impacts of plant activities on local transportation infrastructure?"}
{"query": "What is the recurrence rate for mafic eruptions in the BRVF?", "positive": "The recurrence rate of 5.3x10\u207b\u2075/yr results from the eruption of 85 mafic events since 1.6 Ma in the BRVF.", "negative": "The calculated column heights for the 16,000 realizations were binned into the corresponding altitude ranges used in the ASHPLUME2 model, and used to calculate a weighted value for each altitude range (Table 22)."}
{"query": "What are the measured forces for the tendons in nuclear reactors?", "positive": "Table 4 presents a summary of Unit 1 Dome Tendon Forces, including measured force values recorded over several years.", "negative": "The reactor's cooling system is designed to maintain optimal temperatures and prevent overheating during operations."}
{"query": "how are emergency conditions terminated in nuclear facilities?", "positive": "Steps will be taken to terminate from the event, either directly or following a transition period (prior to entering a state of recovery operations). Usually, the Unusual Event and Alert classification levels will be directly terminated (no entry into recovery).", "negative": "This element is not applicable to the licensee emergency plan."}
{"query": "What is the significance of the USGS National Hydrology Dataset in environmental reports?", "positive": "The USGS National Hydrology Dataset (NHD) is crucial for mapping water bodies and understanding hydrological characteristics in environmental assessments.", "negative": "The Horizon Center Site is marked with a red dot to indicate its specific location in Figure 1.3-1, which serves as a reference point in the environmental report."}
{"query": "What are the boundaries defined for the scram region in the data tables?", "positive": "Scram Region Boundary, HFCL", "negative": "The Slope of ABSP APRM flow-biased trip linear segment is represented by the symbol mTRIP."}
{"query": "hydroelectric power dam", "positive": "Georgia Power Hydroelectric Power Dam: Nacoochee has a capacity of 4.8 MW and is located in Lakemont, Georgia, approximately 35 mi (56 km) west of Oconee Station.", "negative": "Baxter Manufacturing is an engineering, design and development firm specializing in injection molding, located in Westminster, South Carolina, approximately 11 mi (18 km) southwest of Oconee."}
{"query": "The NRC conducts inspections to ensure compliance with technical safety regulations related to nuclear facilities.", "positive": "The inspection was an examination of the activities conducted under your license as they relate to radiation safety and to compliance with the Nuclear Regulatory Commission (NRC) rules and regulations and the conditions of your license.", "negative": "The inspection findings are as follows: 1. Based on the inspection findings, no violations were identified."}
{"query": "What is Strontium-90 in nuclear analysis?", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U  | 0.0855  | +/-0.0784 | 0.128 | 0.400 | pCi/g | JXC9 | 10/07/19 | 1511  | 1921875", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "Identify if the pressure in the reactor coolant system is below the specified limit of 300 psig.", "positive": "CHECK RCS pressure less than 300 psig.", "negative": "The examiners will mark the performance as satisfactory or unsatisfactory based on the observations made during the evaluation."}
{"query": "What is the role of the Ultimate Heat Sink in nuclear power plants?", "positive": "Division 1 and 2 SW subsystems and UHS shall be OPERABLE.", "negative": "One SW subsystem inoperable."}
{"query": "nuclear regulatory compliance", "positive": "The Nuclear Regulatory Commission (NRC) is responsible for ensuring the safety and security of nuclear reactors by enforcing compliance with federal regulations.", "negative": "The advances in renewable energy technologies are impacting the energy landscape and shaping future investments."}
{"query": "What are invalid water level data measurements in nuclear regulatory filings?", "positive": "Water level data for 802A (168.1 ft msl) measured on 13-Nov-85 considered invalid.", "negative": "Water level data for Jun-86 to Jan-87 provided in Piezometer Weekly Readings Report for VEGP Units 1 and 2 (Georgia Power January 1987)."}
{"query": "What is the minimum detectable concentration in nuclear analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The following Analytical Methods were performed:"}
{"query": "what is channel calibration in nuclear safety?", "positive": "A CHANNEL CALIBRATION shall be the adjustment, as necessary, of the channel so that it responds within the required range and accuracy to known input. The CHANNEL CALIBRATION shall encompass the entire channel, including the required sensor, alarm, interlock, and trip functions. Calibration of instrument channels with resistance temperature detector (RTD) or thermocouple sensors may consist of an in-place qualitative assessment of sensor behavior and normal calibration of the remaining adjustable devices in the channel.", "negative": "SNC proposes to change TS 1.1 'Use and Application Definitions' definition of ENGINEERED SAFETY FEATURE (ESF) RESPONSE TIME."}
{"query": "What is the iodine partition factor in steam generators?", "positive": "The iodine partition factor is 100.", "negative": "Primary-to-secondary leak rate (gal/min): 1.0."}
{"query": "County Emergency Operations Plans", "positive": "Under the provisions of the Wisconsin Statutes 22.16 and the Manitowoc and Kewaunee County Emergency Government Ordinances, authorities of both counties have the responsibility and authority to coordinate offsite emergency activities in the event of a radiological incident.", "negative": "Selected department personnel receive training in ingestion sampling procedures. May ban the sale of foods which have harmful levels of radioactivity and advise on the use, sale, or disposal of animal feeds containing harmful levels of radioactive contamination."}
{"query": "A contributor to risk that has significance is identified when its Fussell-Vesely importance measure exceeds 0.005.", "positive": "A basic event (i.e., equipment unavailabilities and HFEs) or risk contributor whose Fussell-Vesely importance measure value is greater than 0.005 or the risk-achievement worth importance measure value is greater than 2.", "negative": "The state-of-practice is effectively summarized in the definition for 'current good practice.'"}
{"query": "The test evaluates the tightness of the RCS and its associated systems under high pressure to ensure there are no leaks during operation.", "positive": "To verify the integrity and leak tightness of the RCS and the high-pressure portions of associated systems by performing a hydrostatic pressure test in conformance with Section III of the American Society of Mechanical Engineers (ASME) Code.", "negative": "The required spray flow is obtained during design conditions. (See NSSS Startup Manual, SU-2.1.4.)"}
{"query": "In support of regulatory compliance, the licensee is required to analyze the impact of maximum SIT pressure adjustments on key safety margins, such as peak cladding temperature.", "positive": "In LAR enclosure, attachment 6, sections 3.1.1, \u201cCE16STD Large Break LOCA,\u201d and 3.1.2, \u201cCE16NGF Large Break LOCA,\u201d the licensee states CE16STD and CE16NGF large break LOCA analysis of record (AOR) limiting peak cladding temperature (PCT) cases has been reevaluated for an increase in its modeled maximum SIT pressure to 675 psia.", "negative": "The documentation must specify the protocols used in assessing fuel performance under normal operating conditions to ensure safety guidelines are met."}
{"query": "What are aging management programs in nuclear plants?", "positive": "Aging Management Programs (AMPs) are designed to ensure that the effects of aging on systems, structures, and components are understood and adequately managed throughout the period of extended operation of a nuclear power plant.", "negative": "The reactor coolant system provides a flow of water that absorbs the heat produced in the reactor core and transfers it to the steam generator."}
{"query": "The NRC Facilities Security Branch Chief has a process for notifying individuals about decisions related to their access qualifications.", "positive": "When the NRC Facilities Security Branch Chief makes a determination to deny or revoke unescorted access for an individual nominated as a reviewing official, the individual shall be provided with a written explanation of the basis for this determination.", "negative": "The individual may make the appeal either in writing or in person."}
{"query": "The NRC mandates that licensees conduct assessments of isolation systems for containment integrity and safety performance.", "positive": "Automatic Isolation of RCV", "negative": "4. Fuel Channels (Liquid System) See Note 7 b"}
{"query": "loading category in nuclear fuel management", "positive": "The LOADING CATEGORY defines allowable combinations of maximum total canister decay heat and maximum fuel assembly decay heat for the CY-MPC. They are used to determine operational time limits during LOADING OPERATIONS or TRANSFER OPERATIONS.", "negative": "A stainless steel container that confines a LACBWR DAMAGED FUEL ASSEMBLY, DAMAGED FUEL ROD or FUEL DEBRIS, while allowing gaseous and liquid media to escape and minimizing the dispersal of gross particulates."}
{"query": "Licensees must ensure that the digital upgrades meet the safety and reliability requirements established by the NRC.", "positive": "The NRC\u2019s approach to evaluating digital systems is rooted in the principles of defense-in-depth and diversity which are intended to manage the risks associated with digital technology.", "negative": "The replacement of the steam generator is scheduled for summer 2024 and will be performed during the refueling outage."}
{"query": "The regulatory evaluation for the proposed change includes a detailed assessment of potential hazards and the overall impact on safety systems.", "positive": "The implementation of a risk-informed approach for addressing Generic Safety Issue 191 involves a comprehensive evaluation of the adequacy of the existing emergency core cooling systems and any enhancements that may be necessary.", "negative": "The assessment of environmental considerations focuses on the potential impacts on local wildlife and natural resources, emphasizing compliance with environmental protection laws."}
{"query": "What are the requirements for nuclear reactor licensing?", "positive": "The process of nuclear reactor licensing involves a comprehensive review of the safety, environmental impact, and design specifications by the regulatory authority, ensuring that all safety standards are met before operation can begin.", "negative": "The thermal efficiency of a power plant is significantly influenced by factors such as temperature differential and heat exchange mechanisms."}
{"query": "reactor coolant system operational requirements", "positive": "One residual heat removal (RHR) loop shall be OPERABLE and in operation, and either: a. One additional RHR loop shall be OPERABLE; or b. The secondary side water level of at least two steam generators (SGs) shall be greater than or equal to 6% narrow range.", "negative": "No reactor coolant pump shall be started with one or more RCS cold leg temperatures less than or equal to the COMS arming temperature specified in the PTLR unless the secondary side water temperature of each SG is \u2264 50\u00b0F above each of the RCS cold leg temperatures."}
{"query": "What is a Mitigating System Performance Index (MSPI)?", "positive": "WCNOC-163 Mitigating System Performance Index (MSPI) Basis Document  | 14", "negative": "Calibration of Converters is a critical component in ensuring accurate measurements within the reactor systems."}
{"query": "What are steady-state model parameter uncertainties in nuclear safety assessments?", "positive": "Steady-state model parameter uncertainties arise from the assumptions and approximations made during the establishment of a steady-state operational condition, affecting the reliability of calculations in safety assessments.", "negative": "Transient model parameter uncertainties are crucial for understanding how a reactor behaves under changing conditions, which can significantly impact operational safety."}
{"query": "What is the significance of enrichment levels in nuclear fuel?", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) refers to the percentage of Uranium-235 isotope present in the fuel assemblies, which is a critical factor in determining the performance and safety of nuclear reactors.", "negative": "The cooling system must maintain the temperature of the reactor within safe limits to prevent overheating and ensure efficient operation."}
{"query": "nuclear licensing safety analysis", "positive": "The safety analysis for the proposed reactor design outlines how the design meets the regulatory criteria set forth by the NRC, including a comprehensive assessment of potential hazards and risks associated with the operation of the reactor.", "negative": "The report also includes a detailed examination of the economic impacts of the nuclear energy project, discussing potential job creation and the benefits of reliable energy supply."}
{"query": "disposal of nuclear devices", "positive": "Provide information about devices listed in Section 2 or 6, but no longer in your possession.", "negative": "- **License Number of Recipient (if transferred to a specific licensee):**  Company Name:  ____________"}
{"query": "Section 106 of the National Historic Preservation Act", "positive": "Pursuant to Section 800.6(b)(1)(iv), you will need to file the final Section 106 agreement document (Agreement), developed in consultation with the Wyoming SHPO and any other consulting parties, and related documentation with the ACHP at the conclusion of the consultation process.", "negative": "We do not believe our participation in the consultation to resolve adverse effects is needed."}
{"query": "public comment period for environmental impact statements", "positive": "The public comment period continued for 45 days and ended on April 1, 2024.", "negative": "The U.S. Environmental Protection Agency (EPA) issued its Notice of Availability on February 16, 2024 (89 FR 12335-TN10059)."}
{"query": "The completion of the data quality review confirms that the measurements taken were sufficient to categorize the survey unit appropriately.", "positive": "The analytical results indicated that all systematic measurements were less than a SOF of one (1) when compared to the OpDCGLB.", "negative": "No anomalies were observed during the performance or analyses of the survey."}
{"query": "The regulation of airborne emissions from nuclear facilities requires precise calculations of dispersal factors for different weather conditions.", "positive": "Long-Term Average Chi/Q (sec/m\u00b3) Calculations (Depleted and 8-Day Decayed) for Routine Releases", "negative": "Source: CPS, 2002"}
{"query": "nuclear licensing requirements", "positive": "The nuclear licensing process involves several regulatory steps to ensure that all safety and technical requirements are met before a facility can operate.", "negative": "The construction of a cooling tower is critical for the efficient function of the reactor, as it helps to dissipate heat generated during operation."}
{"query": "What is a High Radiation Area (HRA) in nuclear facilities?", "positive": "Operator refers to Radiological Survey Map and determines that the work area is in a High Radiation Area (HRA) and Contaminated Area (CA).", "negative": "Evaluator's Note: RP-AA-300, Attachment 2 provides definitions of survey map symbols and abbreviations."}
{"query": "Provide details about the whereabouts of the devices listed in your submittal.", "positive": "Transfer Date: MM DD YYYY", "negative": "Enter the name of the individual responsible for this device:"}
{"query": "steam generator repair program", "positive": "The major factors in the repair program for the Unit 1 steam generator lower supports are shown on this slide. These include an inspection of the excavation prior to re-welding, control of welding pre-heat, buttering, weld bead sequencing, weld joint sequencing, peening, welding filler metal selection and control, post-heating of completed welds, non-destructive examinations and verification of welding parameters.", "negative": "A review of the repair operations available for repair of the structures indicated that the in-place repair of the structures was the most advantageous solution."}
{"query": "soil classification in nuclear regulatory documents", "positive": "SOIL CLASSIFICATION: USCS - SILTY SAND (SM), brown, fine grained, well graded, damp (FILL). - SILTY SAND (CSM), as above with bricks at 31.5'. - SAND (SW), tan, fine to coarse grained, well graded, trace clay, damp to moist.", "negative": "**EQUIPMENT:** Geoprobe DT-66"}
{"query": "The aging management of concrete structures involves monitoring for conditions such as cracking, which may arise from various environmental interactions.", "positive": "Cracking due to expansion from reaction with aggregates", "negative": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation"}
{"query": "The NRC assesses the effects of thermal-hydraulic conditions on fuel damage experiments to evaluate metal-water reactions.", "positive": "Therefore, the NRC concludes that the petitioner did not provide sufficient information to support the revision of RG 1.157 and appendix K to 10 CFR Part 50, to require that the rates of energy release, hydrogen generation, and Zircaloy cladding oxidation from the metal-water reaction of zirconium with steam considered in evaluation models used to calculate ECCS cooling performance be calculated based on data from cited experiments, instead of using the Cathcart-Pawel or Baker-Just equations.", "negative": "Isothermal tests provide this necessary temperature control."}
{"query": "What is the purpose of the Diesel Generator and HPCI Building in nuclear plants?", "positive": "The Diesel Generator and High Pressure Coolant Injection (HPCI) Building houses the Units 2 and 3 (swing) emergency diesel generator, HPCI system components and other safe shutdown equipment.", "negative": "The new diesel generator building, and the Unit 1 HPCI building are not included in the evaluation boundary of the Diesel Generator and HPCI building and are addressed in the Miscellaneous Not In Scope Structures and Switchyard Structures, respectively."}
{"query": "ASME Code implications for nuclear licensing", "positive": "NRC requirements and long term policy has allowed licensees to use Section XI to address structural integrity versus construction code.", "negative": "Questions of basis for relief requests."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves several stages, including pre-application consultations, submission of the application, detailed technical reviews by the Nuclear Regulatory Commission, and issuing of the operating license once compliance with safety and environmental standards is verified.", "negative": "The cooling system is designed to remove heat from the reactor core during normal and emergency conditions, preventing overheating and maintaining safe operational temperatures."}
{"query": "nuclear regulatory examination", "positive": "The NRC Exam aims to assess the knowledge and proficiency of personnel in nuclear regulatory practices and safety protocols.", "negative": "The reactor core must be carefully monitored to ensure optimal performance and preemptively address any potential operational issues."}
{"query": "The NRC emphasizes the importance of radiation safety measures in nuclear facilities.", "positive": "The NRC requires licensees to implement safety measures to ensure the protection of personnel and the public from radiation hazards during reactor operations.", "negative": "SRB Technologies, Inc. offers a variety of products including exit signs and markers, designed for improved visibility and guidance in emergency situations."}
{"query": "Steam Generator Blowdown valves operation", "positive": "The SD054 valves are normal Steam Generator Blowdown throttle control valves. An additional function of the Unit 1, (A through H valves) and the Unit 2, (B train valves [B, D, F, & H]) is to isolate Blowdown in the event of a High Energy Line Break (HELB) in the SD system.", "negative": "Full stroke exercising the valves is a Unit operation concern in that closure of these valves during normal operation presents a thermal transient to the downstream piping and components including the blowdown condenser."}
{"query": "What is the purpose of the Commercial Grade Dedication process in nuclear regulatory procedures?", "positive": "IP 71111.21.N.03 \u2013 Commercial Grade Dedication \u2013 50.69 alternative procurement treatment.", "negative": "PRA Configuration Control Smart Sample \u2013 Performed six times \u2013 no violations identified; one minor issue and one observation."}
{"query": "The placement of fuel assemblies within the EOS-37PTH Dry Storage Canister is critical for maintaining safety and compliance with regulatory standards.", "positive": "Figure 3 illustrates the Peripheral (P) and Inner (I) Fuel Locations for the EOS-37PTH DSC.", "negative": "The operational efficiency of the coolant system is vital to the overall performance of the reactor, impacting the thermal dynamics significantly."}
{"query": "The NRC mandates that the Emergency Ventilation System must effectively filter potential airborne contaminants before they are released to the atmosphere.", "positive": "Filtered by ESF Emergency Ventilation System Iodine Adsorber to Atmosphere", "negative": "Radiological Control is essential for maintaining safety protocols in nuclear facilities."}
{"query": "radiation effects on foam materials", "positive": "As described in FSAR Section 5.2.3.2, irradiation tests have shown that no change in the resilient characteristics will take place for exposures up to 1.0x10^8 Rads.", "negative": "The effects of aging on the intended function of the reactor vessel vertical weld V-3-A will be adequately managed through ongoing periodic ASME Code Section XI Inservice Inspections, per 10 CFR 54.21(c)(1)(iii)."}
{"query": "The RCIC system must function properly during specified operational modes in order to meet safety standards.", "positive": "TS 3.5.3 LCO requires the RCIC system to be operable in Mode 1, and Modes 2 and 3 with reactor steam dome pressure greater than 150 psig.", "negative": "The inspectors presented the emergency action level and emergency plan changes inspection results to Rachael Lorch, Emergency Preparedness Manager, and other members of the licensee staff."}
{"query": "What is the significance of average discharge canal water temperature in nuclear safety evaluations?", "positive": "The average discharge canal water temperature is monitored to ensure that it stays within regulatory limits, as excessive temperatures can impact aquatic life and violate environmental standards.", "negative": "The yearly data displayed in various colors indicates the performance of the facility over different years, providing a visual representation of operational stability."}
{"query": "The NRC's guidance on the management and design of heavy loads is critical for ensuring safety in nuclear facilities.", "positive": "RG 1.244, Revision 0, 'Control of Heavy Loads at Nuclear Facilities', provides criteria for the lifting and handling of heavy loads in order to prevent accidents that could compromise safety.", "negative": "Temporary Containment Opening Review Guidance outlines the procedures for assessing openings in containment structures, ensuring they meet safety standards during maintenance."}
{"query": "What is the purpose of the Emergency Removal Valve (ERV) in nuclear reactors?", "positive": "An ERV (Emergency Removal Valve) is designed to prevent overpressure in the reactor by allowing the removal of excess steam and reducing pressure in emergency situations.", "negative": "The table outlines the torus water temperature at various times, which indicates a consistent rise in temperature, pointing out the need for monitoring in the event of a leak."}
{"query": "What are the qualifications needed for sample preservation when conducting chemical analysis?", "positive": "Sample received with inadequate chemical preservation. Additional preservation performed by the laboratory.", "negative": "Target analyte detected in calibration blank at or above acceptance limit. Sample value was > 10x the concentration in the calibration blank."}
{"query": "The analyzed data for the Zr-4 material is essential for ensuring the accuracy of the hydrogen pickup model used in reactor safety assessments.", "positive": "Tables 34-1 and 34-2 provide the requested data for the Zr-4 data points used for the hydrogen pickup model calibration and validation, respectively.", "negative": "Appendix C contains markup corrections for each of these items with the updated information."}
{"query": "The safety analysis documents play a crucial role in establishing the fire protection measures at nuclear facilities.", "positive": "The DNPS Updated Final Safety Analysis Report (UFSAR), which is updated regularly in accordance with the requirements of 10 CFR 50.71(e), provided significant input for system and structure descriptions and functions.", "negative": "The Maintenance Rule Database documents the results of Maintenance Rule scoping for DNPS systems and structures."}
{"query": "What is the full spectrum LOCA methodology?", "positive": "The proposed amendment would add the Westinghouse Electric Company LLC (Westinghouse) Topical Report WCAP-16996-P, Rev.1, \"Realistic LOCA [loss of coolant] Evaluation Methodology Applied to the Full Spectrum of Break Sizes (full spectrum LOCA methodology),\" to the list of approved analytical methods used to determine the core operating limits as listed in Technical Specification 5.6.3, \"Core Operating Limits Report (COLR).\"", "negative": "The U.S. Nuclear Regulatory Commission (NRC) staff has determined the need for a regulatory audit to be conducted in accordance with the Office of Nuclear Reactor Regulation, Office Instruction LIC-111, \u201cRegulatory Audits\u201d (ML082900195), for the NRC staff to examine the licensee\u2019s non-docketed information with the intent to gain a better understanding of the license amendment request (LAR), to verify information, and to identify information that would require docketing to support the basis of the NRC staff\u2019s licensing decision."}
{"query": "What happens during a loss of external electrical load in a nuclear power plant?", "positive": "A major load loss on the plant can result from loss of external electrical load due to some electrical system disturbance. Offsite ac power remains available to operate plant components, such as the reactor coolant pumps; as a result, the onsite emergency diesel generators are not required to function for this event.", "negative": "It has been determined that the most severe radiological consequences will result from the loss of ac power accident discussed in subsection 15.2.6."}
{"query": "Americium-241 in nuclear analysis", "positive": "Americium-241                      | HUh       | -0.00883  | +0.0399      | 0.101 | 0.400| pCi/g  |    |    | HAKB      | 11/06/19  | 0953 | 1929693  | 1        |", "negative": "The project involves various stages including environmental assessments and community engagement initiatives."}
{"query": "The concentration of chemicals in the control room must be monitored to ensure safety standards are met.", "positive": "Worst Case Concentration in C.R. specifies the maximum expected chemical levels in the control room based on the types of chemicals stored and their toxicity limits.", "negative": "The thorough analysis of compliance with electrical safety standards is essential for the safe operation of nuclear reactor systems."}
{"query": "The new Risk Informed Completion Time (RICT) Program is being introduced for compliance with updated guidelines.", "positive": "The RICT Program Upgrade Report is associated with the implementation of the Risk Informed Completion Time (RICT) and addresses the regulatory requirements outlined in TSTF 591.", "negative": "The table summarizes various technical specifications and their disposition, highlighting the differences between TSTF submissions."}
{"query": "What is the Diesel Generator Starting Air System and its function?", "positive": "The Diesel Generator Starting Air System normal alignment allows air from both air tanks to enter both the left and right starting air headers. When one air tank is isolated, both left and right starting air headers are supplied from the remaining air tank.", "negative": "The Diesel Generator Lubricating Oil System is designed to supply lubricating oil to all friction surfaces of the diesel engine."}
{"query": "internal coatings aging management program", "positive": "Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks aging management program is a new condition monitoring program that manages degradation of internal coatings/linings exposed to raw water, treated water, air, and condensation where loss of coating or lining integrity could prevent satisfactory accomplishment of any of the component's, or downstream component's, current licensing basis intended functions.", "negative": "If the acceptance criteria are not met in any of the expanded samples, an analysis will be conducted to determine the extent of condition and extent of cause."}
{"query": "What is the minimum detectable concentration in radioactive waste analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The result for Strontium-90 is measured at -0.0295 pCi/g with an uncertainty of +/-0.00766."}
{"query": "gamma radiation energy measurements", "positive": "| Energy Group (MeV/gamma) |   0 h    |   0.5 h  |   1 h    |   2 h    |   8 hr   |\n|---------------------------|----------|----------|----------|----------|----------|\n| 0.20 - 0.40               | 2.8 x 10\u00b9 | 1.9 x 10\u00b9 | 1.7 x 10\u00b9 | 1.5 x 10\u00b9 | 1.3 x 10\u00b9 |\n| 0.40 - 0.90               | 3.2      | 2.5      | 2.0      | 1.4      | 5.6 x 10\u00b9 |\n| 0.90 - 1.35               | 1.6      | 9.9 x 10\u00b9 | 8.6 x 10\u00b9 | 6.8 x 10\u00b9 | 3.1 x 10\u00b9 |\n| 1.35 - 1.80               | 1.2      | 6.7 x 10\u00b9 | 5.7 x 10\u00b9 | 4.5 x 10\u00b9 | 2.0 x 10\u00b9 |\n| 1.80 - 2.20               | 1.1      | 6.9 x 10\u00b2 | 5.4 x 10\u00b2 | 4.0 x 10\u00b2 | 1.4 x 10\u00b2 |\n| 2.20 - 2.60               | 2.4 x 10\u00b9 | 4.7 x 10\u00b2 | 3.8 x 10\u00b2 | 2.9 x 10\u00b2 | 1.3 x 10\u00b2 |\n| 2.60 - 3.00               | 3.0 x 10\u00b9 | 5.0 x 10\u00b3 | 2.4 x 10\u00b3 | 6.3 x 10\u2074 | -        |", "negative": "The cooling system uses water as a coolant to transfer heat away from the reactor core, ensuring safe operating temperatures and preventing overheating."}
{"query": "The NRC has specific requirements for conducting inspections of large-scale radiation devices to ensure compliance with license conditions.", "positive": "the NRC did not substantiate that CBP staff deliberately caused CBP to be in violation of the license condition requiring annual inspections of large-scale radiation devices.", "negative": "Requests under the FOIA should be made in accordance with 10 CFR 9.23, Requests for Records."}
{"query": "Operators must comply with rigorous safety standards set forth by the NRC to ensure reactor licensing.", "positive": "The NRC requires licensees to analyze potential hazards and submit a safety analysis report as part of the licensing process.", "negative": "The reactor's cooling system is designed to efficiently transfer heat away from the core to prevent overheating."}
{"query": "What are the potential aging effects on BWR reactor vessel internal components?", "positive": "The NRC staff\u2019s guidance in Table IV.B1 of the GALL Report lists two potentially applicable aging effects (i.e., in addition to cracking) for generic BWR reactor vessel internal components (including BWR core shroud and core shroud repair assembly components) that are made from either stainless steel (including CASS) or nickel alloy: (1) loss of material due to pitting and crevice corrosion (Refer to GALL AMR IV.B1-15), and (2) cumulative fatigue damage (Refer to AMR Item IV.B1-14).", "negative": "Cumulative fatigue damage analyses for the limiting ASME Section III Class 1 components have been identified as TLAA as discussed in Section 4.3.2."}
{"query": "design basis events in nuclear power plants", "positive": "The LGS design basis events are unchanged as a result of the PPS upgrade.", "negative": "The PPS upgrade does not change the minimum criteria for each protective function whose operation may be controlled by manual means initially or subsequent to initiation."}
{"query": "PWSCC susceptibility in Alloy 600", "positive": "Evaluations of Alloy 600 susceptibility to PWSCC, or analyses in support of repairs to affected locations, can be TLAAs.", "negative": "Westinghouse performed an assessment of PWSCC susceptibility for Alloy 600 components and Alloy 82/182 welds in DCPP Units 1 and 2."}
{"query": "What is the significance of tritium concentration in nuclear safety assessments?", "positive": "Tritium Concentration pCi/L is a critical parameter in assessing the environmental impact of nuclear operations, particularly regarding groundwater contamination.", "negative": "Elevations in Feet are often used in construction and engineering to measure the height of structures or terrain, unrelated to nuclear regulatory processes."}
{"query": "Gamma spectrum analysis in nuclear testing", "positive": "Gamma spectrum analysis involves measuring the energy spectrum of gamma rays emitted by radioactive materials to identify the isotopes present.", "negative": "The sample size recorded was 9.242E+02 grams, which is essential for determining the precision of the results obtained from the analysis."}
{"query": "What is the variation of annual minimum daily-mean flow in the Savannah River?", "positive": "Table 2.4.11-3 (cont.) Variation of Annual Minimum Daily-mean Flow in the Savannah River at Augusta, Jackson, and Burtons Ferry Gages includes data about the annual minimum daily mean flow at specific river miles.", "negative": "The J. Strom Thurmond Dam is located on the Savannah River and serves multiple purposes including flood control and hydroelectric power production."}
{"query": "The NRC mandates that licensees must maintain safety protocols when handling systems associated with the reactor operations.", "positive": "The system involves the use of boron as a neutron absorber, which is maintained at a concentration of 1018 ppm during reactor operations to control reactivity levels.", "negative": "The event description for the steamline break indicates a significant incident that requires immediate attention from the operators under the established safety protocols."}
{"query": "licensing basis events", "positive": "The PRA being developed is design- and site-specific. It will address all modes and hazards, including seismic events, using the guidance in RG 1.233 and NEI 18-04 as one acceptable method for non-LWR designers to use when selecting licensing basis events (LBEs).", "negative": "The methodology in NEI 18-04 includes plotting event sequence families on the frequency-consequence (F-C) target and assessing margins based on event frequency and estimated 30-day dose at the EAB."}
{"query": "heat stress requirements for containment entry", "positive": "Low Work Rate is defined as sedentary activities involving sitting, standing still, and low physical effort. These include inspections and operation of instruments and powered equipment.", "negative": "When determining the work rate using Attachment 2, Work Rate Metabolism Guideline, the evaluator should use the most frequent workload activity (>50% of work time) to characterize the overall activity as being Low, Moderate or High exertion. Higher exertion levels result in higher metabolic body heat generation."}
{"query": "What are the success criteria for the Part 53 rule in nuclear regulation?", "positive": "The purpose of these success criteria is to define what functionality needs to be provided in the final Part 53 rule, and will be a guide for the Part 53 development, and future discussions to be held between the NRC staff and industry to ensure that the final rule meets the pre-defined success criteria.", "negative": "The NRC discussed draft proposed rule text for Part 53 Subpart B \u201cTechnology-Inclusive Safety Requirements\u201d during their public meeting on November 18, 2020."}
{"query": "The measurement of turbidity in water is expressed in NTU (Nephelometric Turbidity Units).", "positive": "TURBIDITY                         |          |          |           | 0.600      | NTU      | REG         |", "negative": "Saltstone wells provide crucial laboratory and field data for safety assessments in regulatory processes."}
{"query": "coefficient of reactivity", "positive": "The coefficient of reactivity is dependent upon core characteristics, such as fuel loading, the dissolved absorber (boron) concentration, and burnable poisons.", "negative": "The protection system is designed with consideration of the most probable failure modes of the components under various perturbations of the environment and energy sources."}
{"query": "ASME Code Case N-860 inspection requirements", "positive": "The NRC staff endorses ASME CC N-860 as generally acceptable for use in complying with the requirements in 10 CFR 72.42 and 10 CFR 72.240.", "negative": "For this alternative, the ISFSI sites should meet all the following criteria:"}
{"query": "The cooling system at DNPS is subject to regulatory oversight to ensure minimal impact on local environmental resources.", "positive": "Therefore, the cooling system at DNPS would continue to have a SMALL impact on terrestrial resources.", "negative": "Given that there are no recorded bird deaths at DNPS over the past 5 years and with DNPS\u2019s adherence to regulatory and permit requirements, the impacts due to bird collisions with station structures and transmission lines would remain SMALL."}
{"query": "Action levels for contamination differ between restricted and non-restricted areas at the facility.", "positive": "Action levels: Non-restricted - 200 net dpm; Restricted - 2000 net dpm.", "negative": "Weekly wipe tests are conducted to monitor background radiation levels across various locations in the facility."}
{"query": "material specifications for auxiliary piping valves", "positive": "Auxiliary Piping Valves (Class 1) | SA182 Type 304 or 316 or SA351 GR CF8, CF8A or CF8M", "negative": "The material information contained in this Table is 'Historical' in nature and is intended to be used for reference only."}
{"query": "NELAP certification requirements", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless otherwise noted in the analytical case narrative.", "negative": "Samples were reprepared due to high relative percent difference/relative error ratio. The re-analysis is being reported."}
{"query": "ambient background analysis in nuclear regulatory reports", "positive": "Ambient Background was recorded as 8.36E+01 with an uncertainty of 3.72E+01 during the peak analysis for energy readings in the regulatory report.", "negative": "Errors quoted at 2.00 sigma indicate the level of uncertainty associated with the peak areas in the nuclear analysis report."}
{"query": "What is the unit of measurement for radioactivity?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Distributor License Number: 1586-19GL."}
{"query": "radiological hazards assessment", "positive": "The radiological hazards assessment evaluates potential exposures to radiation from plant operations, including normal operations, anticipated operational occurrences, and design basis accidents.", "negative": "The cooling system of the reactor is designed to maintain optimal temperature and maximize efficiency during operation, ensuring the safety and reliability of the energy output."}
{"query": "The weighted mean activity of a nuclide is calculated in terms of its pCi per gram.", "positive": "Wt mean Activity (pCi/grams)", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The NRC specifies that devices containing radioactive isotopes must be registered, including details such as activity and measurement units.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "The manufacturer TN TECHNOLOGIES, INC. produces various types of equipment for multiple industries, ensuring compliance with safety standards."}
{"query": "minimum containment pressure required to prevent flashing", "positive": "The minimum containment pressure required to prevent flashing is at least 1 psi lower than the containment pressure from the safety analysis, and this minimum margin is momentary.", "negative": "The minimum strainer submergence of 1.17 ft was converted to 0.47 psi conservatively, using the density of water at the highest sump pool temperature after the onset of recirculation (268.8\u00b0F)."}
{"query": "requirements for the renewal of operating licenses", "positive": "10 CFR 54, \"Requirements for Renewal of Operating Licenses for Nuclear Power Plants\"", "negative": "Regulatory Guide 1.188, Revision 2, \"Standard Format and Content for Applications to Renew Nuclear Power Plant Operating Licenses\""}
{"query": "The integral frame must be designed to withstand specific loading conditions such as dead weight and dynamic building effects during loss of coolant accident scenarios.", "positive": "The integral frame is designed to resist various loading conditions such as dead weight, dynamic building effects, and any combination of these during a loss of coolant accident (LOCA).", "negative": "The pressure measurement ranges are categorized into several thresholds: 0-6 Ksi, 6-24 Ksi, 12-24 Ksi, and greater than 24 Ksi."}
{"query": "The NRC evaluates aging effects associated with pressure boundaries during regulatory inspections.", "positive": "The Valve Body is a Pressure Boundary component made of Cast Austenitic Stainless Steel and is subject to an aging management program.", "negative": "Nuclear power plants utilize various types of cooling systems to maintain optimal operational conditions and ensure safety."}
{"query": "What are the safety requirements for hazardous liquid pipelines?", "positive": "Hazardous Liquid Pipelines must adhere to strict safety standards to prevent leaks and ensure the integrity of operations during transportation of hazardous materials.", "negative": "Delaware Route 1 is a major road that runs through the state, providing an important transportation link for various types of vehicles."}
{"query": "The enrichment levels for initial reactor assembly are critical for ensuring proper fuel performance.", "positive": "| wt % 235U (E) | CE 14x14 | WE 14x14 | WE 15x15 | B&W 15x15 | CE 16x16 | WE 17x17 | B&W 17x17 |\n|---------------|----------|----------|----------|-----------|----------|----------|-----------|\n| 2.5 \u2264 E < 2.7 | 7.7      | 8.0      | 10.0     | 10.8      | 8.8      | 10.0     | 10.1      |\n| 2.7 \u2264 E < 2.9 | 7.5      | 7.8      | 9.7      | 10.5      | 8.7      | 9.9      | 9.8       |", "negative": "The reactor cooling systems are designed to remove heat from the core effectively."}
{"query": "The NRC evaluates the effectiveness of licensing actions during inspections.", "positive": "Technical Quality of Licensing Actions is essential for ensuring that nuclear licensing processes meet regulatory standards and safety requirements.", "negative": "The areas of responsibility for the IMEP review team members include technical staffing and training, status of materials inspection, and legislation."}
{"query": "What are the requirements for radiation monitoring systems in nuclear facilities?", "positive": "Knowledge of radiation monitoring systems, such as fixed radiation monitors and alarms, portable survey instruments, personnel monitoring equipment, etc.", "negative": "Knowledge of facility protection requirements including fire brigade and portable firefighting equipment usage."}
{"query": "steam generator safety procedures", "positive": "**5. IDENTIFY** Faulted S/G based on ANY of the following: Any S/G pressure dropping in an uncontrolled manner. OR Any S/G pressure less than 140 psig. OR S/G enclosure temps high: 1. T1002A for 2 and 3, 2. T1003A for 1 and 4. OR Local indication of break in any of the following: Main steam lines. Main feedwater lines. Other secondary piping.", "negative": "STOP Cntmt spray pumps. AND CLOSE Cntmt spray discharge valves 1-FCV-72-2 and 1-FCV-72-39."}
{"query": "aging effects in nuclear regulatory filings", "positive": "The following aging effects associated with the Structural Commodities components require management: Cracking, Cracking; loss of material, Cumulative fatigue damage, Hardening or loss of strength; loss of material; cracking or blistering, and others.", "negative": "The following aging management programs manage the aging effects for the Structural Commodities components: 10 CFR Part 50, Appendix J, ASME Section XI, Subsection IWE, ASME Section XI, Subsection IWF, and others."}
{"query": "What factors need to be considered for environmental impact near nuclear plants?", "positive": "The report provides demographic information about the Hispanic and Black or African American block groups within a 50-mile radius of the TVA Browns Ferry Nuclear Plant to assess potential environmental impacts and community concerns.", "negative": "The counties in the figure are essential for identifying community demographics that could be influenced by the operation of the plant."}
{"query": "What is Stokes' Law in relation to sediment particle settling?", "positive": "Using these assumptions, the particle settling velocity is determined using Stokes\u2019 Law (Reference 2.4.2-2). This law relates particle settling rates to particle diameter, and predicts that larger particles settle faster than smaller particles.", "negative": "To determine the potential particle sizes that might be carried to the PSEG Site, soil characteristics for the Hoopes Reservoir watershed are determined using soil profiles from New Castle County, DE, where the reservoir is located."}
{"query": "The regulatory limits for radiation levels must be respected during operations.", "positive": "The Action Level (cpm) is an important threshold that indicates the maximum allowed count rate for radiation detection, defining the point at which regulatory actions may be taken.", "negative": "The scan results are evaluated for anomalies that could indicate malfunctioning equipment and are documented in detailed reports for assessment."}
{"query": "What are the retention requirements for regulatory filings?", "positive": "SRRS: 3D.100; There are no retention requirements for this section", "negative": "This Page Intentionally Left Blank"}
{"query": "flooding hazard reevaluation", "positive": "The Flooding Hazard Reevaluation Report assesses the potential flooding hazards that could affect the safety and operation of the Vogtle Units 1 and 2, addressing historical data, site conditions, and potential external events.", "negative": "The report also outlines the procedures and guidelines that the licensee must follow to conduct routine maintenance and inspections of the nuclear reactors."}
{"query": "nuclear material measurement devices", "positive": "The 8100-NG-T-Kr85 is a specialized instrument designed for measuring the concentration of Kr-85 in nuclear regulatory applications.", "negative": "Ohmart Corporation's products include the SHLG Series which primarily focuses on liquid level monitoring in various industrial applications."}
{"query": "What is the function of the C-1 control in nuclear safety systems?", "positive": "C-1 1/2 Neutron flux (intermediate range) above setpoint blocks automatic and manual control rod withdrawal.", "negative": "Defeats remote load dispatching."}
{"query": "The mean activity of radioactive isotopes needs to be assessed for safety calculations.", "positive": "Wt mean Activity (pCi/grams) describes the average quantity of a nuclide present in a given mass, providing crucial information for regulatory compliance and safety assessments.", "negative": "Errors quoted at 2.00 sigma indicate the statistical reliability of the measurements, but do not directly relate to the calculation of mean activity."}
{"query": "The deployment of advanced reactors is essential to maintain competitiveness in the nuclear sector.", "positive": "Without the Proposed Action, the U.S. would lose its competitiveness in the nuclear industry, there would be limited improvement in fuel types for the existing fleet, and AR deployment would be delayed.", "negative": "The global market for nuclear power could triple by 2050 due to increasing pressures to transition to a carbon-free world."}
{"query": "What is the function of the Auxiliary Feedwater System (AFWS) in a nuclear reactor?", "positive": "The safety-related function of the AFWS is to maintain water inventory in the steam generators for reactor residual heat removal when the main feedwater system is unavailable.", "negative": "The turbine-driven pump of mechanical train C is powered by steam tapped from the main steam lines of steam generators 1 and 2."}
{"query": "What is the significance of sample analysis in nuclear licensing?", "positive": "Sample analysis is crucial for ensuring that the materials used in nuclear facilities meet safety and regulatory standards, allowing for proper assessment of their safety and environmental impacts.", "negative": "The date collected must be accurately recorded and reflect when the sample was physically taken to maintain a clear chain of custody."}
{"query": "What information is contained in regulatory filings for nuclear safety?", "positive": "QSA Global, Inc. provides detailed regulatory filings which include essential safety and compliance information necessary for the nuclear licensing process.", "negative": "The Masterminder 2 is a sophisticated software tool used in various industrial applications to enhance project management and workflow efficiency."}
{"query": "What is the meaning of nuclide activity in nuclear regulations?", "positive": "The activity of a nuclide is typically expressed in picocuries per gram (pCi/grams) and indicates the amount of radioactivity present in a given mass of the material.", "negative": "The energy of CE-144 is recorded as 80.12 keV, which is significant for its identification in radiation measurements."}
{"query": "quality assurance program for nuclear repairs", "positive": "A comprehensive quality assurance program would be required to insure that upon completion the new welds would be acceptable in all respects.", "negative": "Several meetings were held with our engineers, Stone and Webster, to discuss the repair specification in light of the information available."}
{"query": "site characterization in nuclear regulation", "positive": "As stated in Section 2.1 of the LTP, the purpose of site characterization is to ensure that the NS Savannah final status survey (FSS) will be conducted in all areas where contamination existed, remains, or has the potential to exist or remain.", "negative": "The LTP identifies the survey instruments and supporting quality assurance (QA) practices used in the site characterization program."}
{"query": "What is the Gordon aquifer and its significance?", "positive": "The Gordon aquifer, which ranges in thickness from 18 to 49 m [60 to 160 ft] at SRS, consists of loam and clay and from the Congaree formation and, in some places, sand from the Fourmile Branch and Snapp formations.", "negative": "The SRS encompasses portions of Aiken, Barnwell, and Allendale Counties in South Carolina."}
{"query": "What are the attributes of the Real-Time Model in nuclear applications?", "positive": "The Real-Time Model includes attributes that enhance its capability to process and analyze data relevant to nuclear safety and operational efficiency.", "negative": "The operations team conducted scheduled maintenance on the cooling systems to ensure optimal performance during peak load conditions."}
{"query": "What is meant by the term 'unit of measurement' in nuclear licensing?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Manufacturer name: TN TECHNOLOGIES, INC."}
{"query": "What is the role of a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides a comprehensive analysis of the potential hazards associated with the licensed nuclear facility, detailing the design and operational features that ensure safety and compliance with regulatory requirements.", "negative": "Section (b)(5) discusses administrative procedures for submitting additional documentation as requested by the NRC."}
{"query": "Nuclear power plants must adhere to specific design rules to ensure safety and minimize environmental impacts.", "positive": "The assumption that nuclear plants are safe -- and therefore pose no significant adverse environmental impacts -- because they are designed and built to an array of closely related and interdependent deterministic requirements, i.e., design rules, promulgated by NRC under the Atomic Energy Act.", "negative": "A quality assurance program shall be established and implemented in order to provide adequate assurance that these structures, systems, and components will satisfactorily perform their safety functions."}
{"query": "What are the aging effects requiring management for concrete in nuclear power plants?", "positive": "Increase in Porosity and Permeability Loss of strength", "negative": "The NRC documents specify that the aging management review includes evaluations of structures and components to ensure their safety and functionality."}
{"query": "What is the average enrichment weight percentage of uranium-235 in nuclear fuel assemblies?", "positive": "The data presents the average enrichment weight percentage of uranium-235 (E) in various fuel assembly burnup ranges, specifically detailing how they fall within different brackets from 1.3 to 4.9 and above.", "negative": "The average burnup for a WE 14x14 assembly is shown here in gigawatt days per metric ton of uranium (GWd/MTU), indicating performance metrics during operation."}
{"query": "maximum quantity of U-235 per package", "positive": "The U-235 limits are determined by enrichment and are not to exceed the limits established below:", "negative": "The quantity of hydrogenous packing materials is unlimited unless otherwise specified."}
{"query": "The NRC sets forth guidelines for evaluating system performance under emergency conditions, particularly for cooling systems.", "positive": "The Emergency Core Cooling System (ECCS) is designed to ensure adequate cooling of the reactor core during postulated accidents by providing water to the core immediately following a loss of coolant accident (LOCA).", "negative": "The containment spray system is responsible for maintaining appropriate pressure levels within the containment vessel to ensure safety during a reactor operation."}
{"query": "A report must include the Minimum Detectable Activity (MDA) for various nuclides, which is crucial for proper regulatory compliance.", "positive": "The Nuclide MDA (pCi/grams) gives the minimum detectable activity for specific nuclides, crucial for assessing accuracy in radiological measurements.", "negative": "The table provides information on the energy levels and peak sizes of different peaks identified in the spectrum analysis."}
{"query": "FLECHT run 9573 heat transfer coefficients", "positive": "Regarding Petitioner\u2019s comments on PRM-50-93/95 dated March 15, 2010 (pages 5-9), concerning FLECHT run 9573 heat transfer coefficients, NRC\u2019s October 2012 DIR states: The comments discuss the negative heat transfer coefficients near the mid-plane elevation in FLECHT run 9573 and that, as pointed out in the data.", "negative": "In FLECHT run 9573 there were three thermocouples that registered temperatures greater than 2200 degrees F at a time of 18 seconds. These were thermocouples numbered 3D3, 2D2, and 4E3. Each of these three thermocouples was on the interior of the bundle and shielded from the housing by at least one row of heater rods."}
{"query": "What is included in the commercial database for FGR?", "positive": "The commercial database for FGR (see Table 4-7) is made up of rods with UO2 and gadolinium-bearing fuel irradiated in PWR and BWR reactors.", "negative": "The reactor's cooling system is designed to maintain operational safety during both normal and emergency conditions."}
{"query": "What are the technology guidelines for virtual NRC meetings?", "positive": "Technology does not always cooperate, and all participants should prepare their computers, screens, microphone, camera and/or phone well ahead of the meetings.", "negative": "If the re-occupancy phase allows, external participants may choose to participate from the Commission Hearing Room."}
{"query": "In scenarios where the Licensing Conditions are not satisfied, specific corrective actions must be implemented.", "positive": "If the LCO (Limiting Condition for Operation) is not met, the required actions must include the verification of established procedures and potential corrective measures as outlined in the regulatory guidelines.", "negative": "Each action listed must be done in accordance with specified protocols, ensuring that safety and compliance are prioritized."}
{"query": "The NRC mandates that safety-related systems must function effectively under a variety of conditions to ensure operational integrity.", "positive": "Systems in areas not containing redundant systems or components (outside containment) must have operable spray and/or sprinkler systems to maintain safety.", "negative": "Power levels must be monitored continuously to ensure compliance with safety regulations and operational efficiency."}
{"query": "What is blowdown mass and energy release in nuclear reactor safety?", "positive": "Blowdown mass and energy release refers to the measurement of mass and energy exiting through break paths during an accident scenario in nuclear reactors.", "negative": "The data in Table 6.2-13 presents flow measurements in lbm/sec and energy in Btu/sec for different break paths."}
{"query": "Ultrasonic Examination of reactor components", "positive": "Ultrasonic Examination (UT) of ASME Class 1, Component ID. 1RPV1-446A, Reactor Vessel Closure Head Meridional Weld", "negative": "Written Practice Certification Review, ID No. 288663"}
{"query": "Nickel-63 regulatory usage", "positive": "Nickel-63 is a radionuclide commonly encountered in various environmental and industrial applications, known for its beta decay and relatively long half-life of about 100 years.", "negative": "The Strontium Carrier is tested under the GFPC methodology, yielding a recovery rate of 86.2 within acceptable limits of (25%-125%)."}
{"query": "Fire Area definitions", "positive": "The fire area is defined as a specified region where certain fire safety measures are implemented and assessed to ensure compliance with safety regulations.", "negative": "The report includes various sections that detail the design specifications and engineering calculations necessary for construction approval."}
{"query": "Americium-241 measurement standards", "positive": "Americium-241 is measured in units of picocuries per gram (pCi/g), with reported uncertainty values reflecting the precision of these measurements.", "negative": "The uncertainties for the Curium-243/244 measurements include values such as +/-0.011 and +/-0.0108, indicating the range of possible error around the reported figures."}
{"query": "The generation of hydrogen during reactor operations is primarily influenced by chemical reactions occurring in the reactor coolant.", "positive": "Includes hydrogen generated by the zirconium-water reaction and dissolved in the primary coolant.", "negative": "The table contains historical documentation as discussed in section 6.1.7."}
{"query": "The average enrichment of uranium in an initial assembly must meet specific regulatory guidelines.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) defines the necessary minimum enrichment levels for various burnup ranges in boiling water reactor assemblies.", "negative": "The data represented in the table reflects various configurations of assembly types and their corresponding cooling times after discharge."}
{"query": "The NRC mandates that licensees follow specific protocols during the defueling process, which includes careful handling of radioactive materials.", "positive": "The 4-meter-long pieces of highly irradiated stainless steel were highly radioactive with an estimated peak of 3,000 roentgen per hour gamma.", "negative": "The removal options included the following: Cut the plates into small pieces and load them into fuel canisters or other specially designed containers."}
{"query": "The structures that are reinforced concrete and designed to be seismically qualified are also essential for supporting the auxiliary saltwater system.", "positive": "The seismically qualified portions of the circulating water conduits and ASW vacuum breaker vaults are reinforced concrete structures founded on compacted fill.", "negative": "For the purposes of LR and aging management, the breakwaters and earth slope protection structures are evaluated as barriers."}
{"query": "The NRC's regulations define tritium as a byproduct material, which involves specific safety and monitoring requirements.", "positive": "The NRC currently regulates tritium as a byproduct material, meaning that the NRC\u2019s rules under 10 C.F.R. Part 30 already thoroughly address the risks associated with tritium.", "negative": "Fission plants create high-level radioactive waste as used nuclear fuel from their power generating process."}
{"query": "What are the criteria for a Method Blank in nuclear analytical procedures?", "positive": "The blank result (See Below) is greater than the MDC but less than the required detection limit.", "negative": "Samples were prepped due to high blank activity. The re-analysis is being reported."}
{"query": "technical specifications for emergency core cooling systems", "positive": "The emergency core cooling system (ECCS) is designed to ensure the long-term cooling of the reactor core in the event of a loss-of-coolant accident (LOCA).", "negative": "The proposed amendment includes modifications to the administrative controls and technical requirements for the framework of operational safety assessments."}
{"query": "The activity levels of the nuclides must be carefully measured and reported during regulatory filings.", "positive": "Wt mean Activity (pCi/grams) represents the average radioactivity concentration of the nuclide in terms of picocuries per gram, providing essential data for safety assessments.", "negative": "Nuclides that were rejected by the interference analysis are designated with an 'X', indicating they do not meet the necessary criteria for inclusion in the safety evaluation."}
{"query": "What are the radiation doses to members of the public from operations?", "positive": "### 5.4.2 Radiation Doses to Members of the Public - Liquid Pathways Doses .......................................................... 5.4-3", "negative": "### 5.6.1 Terrestrial Ecosystems - Important Species ......................................................................... 5.6-1"}
{"query": "local PMP rainfall intensity", "positive": "The maximum PMP rainfall intensity is discussed in Subsection 2.4.2.3.3.2.2.", "negative": "For the purposes of flood estimation, the Mississippi Basin was divided into drainage areas and subareas."}
{"query": "The license renewal process for nuclear plants involves a detailed environmental assessment.", "positive": "The License Renewal Environmental Review for the Browns Ferry Nuclear Plant Unit 1, 2, and 3 is an essential process that assesses the environmental impacts of extending the operating licenses of these reactors.", "negative": "The reactors at the Browns Ferry Nuclear Plant were initially commissioned in the 1970s and have undergone various upgrades over the years."}
{"query": "Routine inspections for nuclear licenses occur without prior notification to the licensee.", "positive": "Routine inspections should be unannounced.", "negative": "The inspector has observed the licensee conduct its most risk-significant, authorized activities with no significant findings (for example, the inspector observed the licensee\u2019s radiography crew perform work at a temporary job site and there were no significant findings);"}
{"query": "How does the NRC regulate actions taken during a loss of coolant accident?", "positive": "Verifies Torus level < 27 ft. and directs BOP to start Torus Sprays when Torus pressure exceeds 2.5 psig.", "negative": "The RHR 26B valve breaker will not reset. I\u2019ll contact EMs to assist in troubleshooting."}
{"query": "What are severe accidents in the context of nuclear safety?", "positive": "Severe accidents are postulated accidents that are more severe than DBAs because severe accidents can result in substantial damage to the reactor core, with or without serious offsite consequences.", "negative": "The NRC staff has reviewed the NEI 17-04, Rev. 1, document and endorsed its interim use (NRC 2019a)."}
{"query": "Eagle 21 Digital Protection system", "positive": "The UFSAR refers to an Eagle 21 Digital Protection system. Page 7.2-3 of the UFSAR states the following: \"Channel bypass capability exists for Eagle 21 (overpower _T, overtemperature _T and Hi Pressurizer Level) and the Nuclear Instrumentation System (Source Range and Intermediate Range) utilizes channel bypass for calibration/surveillance.\"", "negative": "Is the modification scope really limited to analog systems as stated in the analysis or is the digital Eagle 21 being upgraded as well?"}
{"query": "The licensee proposes a modification to the testing schedule for SRVs, extending it from 24 months to 48 months under certain conditions.", "positive": "The licensee proposes an alternative to the certain requirements in ASME OM Code, Division I, Appendix I, subparagraph I-1320(a). Specifically, the proposed alternative would change the test sampling interval, which requires a minimum of 20 percent of the valves from each valve group to be tested, for the applicable SRVs from 24 months to 48 months.", "negative": "At QCNPs, Units 1 and 2, there is a single Target Rock 3-Stage, Model 74-67F, SRV installed on each unit's Main Steam lines inside the drywell."}
{"query": "extravasation of diagnostic radiopharmaceuticals", "positive": "In summary, there is no clinical data that supports Lucerno Dynamics' claim that extravasation of diagnostic radiopharmaceuticals is a patient safety issue.", "negative": "I believe that extravasations are best managed on an institutional level at the discretion of the authorized user and do not require additional NRC regulation."}
{"query": "The NRC requires enhancements to procedures related to the management of aging effects on various materials used in safety-related systems.", "positive": "The existing program is credited and will be enhanced as follows: 1. Revise implementing procedures to include heat exchangers in the High Pressure Fire Protection (Diesel Driven Pump) System, the Control Air System, and the Control Rod Drive System. 2. Revise implementing procedures to include reevaluation, repair, or replacement of components that do not meet minimum wall thickness requirements. If fouling is identified, the overall effect is evaluated for reduction of heat transfer, flow blockage, loss of material, and (if applicable) chemical treatment effectiveness. For ongoing degradation mechanisms (e.g., MIC), the frequency and extent of wall thickness inspections are increased commensurate with the significance of the degradation.", "negative": "The implementation schedule for this program will be enhanced no later than six months prior to the subsequent period of extended operation."}
{"query": "The report outlines various radionuclides measured and their respective activities in picocuries per gram (pCi/g) of dry material.", "positive": "| K-40         | 2007 | 1.10E-01     | 4.950E-01   | 6.76E-01 | pCi/g Dry | 375.15 | g dry | 08/06/20 | 09/20/20 | 3600 | Sec + Yes |", "negative": "The description of the sample ID includes both a unique identifier and the documentation for its testing process that must be adhered to."}
{"query": "NRC license devices", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The device model and serial number must be correctly identified to ensure proper tracking."}
{"query": "What are sensitivity studies in the context of nuclear safety?", "positive": "**Sensitivity studies** are performed as needed to identify the limiting response(s) for the acceptance criteria parameter(s) challenged by the event.", "negative": "| PZR heaters                        | Nominal.            |       |"}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves several stages, including pre-application, application review, and post-licensing activities, ensuring that applicants meet safety and environmental standards before obtaining approval.", "negative": "The safety review committee evaluated the performance of the new cooling system, which showed significant improvements in thermal efficiency compared to the previous model."}
{"query": "The NRC has guidelines for the modernization of instrumentation and control systems within nuclear facilities.", "positive": "This supplement to the regulatory audit plan provides a review framework for the Digital Instrumentation & Control Modernization Project, which is critical for improving safety and reliability in nuclear operations.", "negative": "The regulatory framework consists of various procedures and guidelines that ensure the safe operation of nuclear reactors in the United States."}
{"query": "Transportable Storage Canister requirements", "positive": "The TSC shall be dry and helium filled. The following vacuum drying times shall be met as appropriate.", "negative": "The following table outlines the heat load requirements for various reactor types."}
{"query": "What is the unit of measurement for radioactive isotopes?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| AM241                | 1000                 | mCi              |", "negative": "**Manufacturer Name**: LOCKHEED MARTIN"}
{"query": "What is NPDES Permit No. IL0002224?", "positive": "Process wastewaters are monitored and discharged to the Illinois and Kankakee Rivers via outfalls in accordance with the DNPS NPDES Permit No. IL0002224, which was issued in 2016, expired in August 2021, and has been administratively extended pending review of the submitted permit renewal application (IEPA 2016b).", "negative": "Thermal monitoring and reporting requirements are further discussed in Section 3.6.1.2.6."}
{"query": "personal protective equipment in nuclear regulatory processes", "positive": "How satisfied were you with the NRC's issuance of personal protective equipment (PPE) provided to you for onsite activities?", "negative": "Please provide your organization\n- [ ] Region 1\n- [ ] Region 2\n- [ ] Region 3\n- [ ] Region 4\n- [ ] NSIR\n- [ ] NRR"}
{"query": "Zircaloy cladding oxidation", "positive": "It is significant that \u201cif the heat removal capability is lost [from the oxidation of Zircaloy cladding materials by steam], it determines a feedback between temperature increase and cladding oxidation;\u201d and that \u201cany failure to remove the heat of the Zircaloy-steam reaction from the fuel cladding can result in an increase in the temperature of the cladding.\u201d", "negative": "Further, Figure 68 of the same paper depicts that the \u201cstart of rapid [Zircaloy] oxidation by H2O [causes an] uncontrolled temperature escalation,\u201d at 1200\u00b0C (2192\u00b0F), and Figure 13 of the same paper depicts that if the initial heat up rate is 1 K/sec. or greater, a cladding temperature excursion would commence at 1200\u00b0C (2192\u00b0F), in which the rate of increase would be 10 K/sec. or greater."}
{"query": "The application for license renewal includes an evaluation of how aging management programs will address structural integrity.", "positive": "In view of the aforementioned ePortal references, it appears the SLRA lacks clarity as to what constitutes the RV support structure, how it comes together, what is the function of the wide flange structural shapes embedded in the PSW, what are the various jurisdictions according to which appropriate AMPs would manage the prevailing aging effects, how the inner and outer parts of \u201cshort-columns\u201d are anchored to the PSW, etc.", "negative": "ePortal DWGs E-511-224, E-411-251, and 583F788 show rods/bolts potentially connecting the inner part of each \u201cshort-column\u201d to an underlying wide flange column assembly, while the outer part of the \u201cshort-column\u201d (RV exposed side) appears to be held in place (see DWG E-511-224, Detail G) by a baffle assembly."}
{"query": "What is the importance of density in nuclear shielding materials?", "positive": "The material density of the side walls in the shielding design is 2.3 g/cm\u00b3, indicating its effectiveness in attenuating radiation.", "negative": "The integration values show a convergence of 1.00%, with MDRPN set at 24\u00b0 and CRPN at 24\u00b0, which are crucial for model accuracy."}
{"query": "What is the minimum margin of fuel rim temperature to melt limit in nuclear reactors?", "positive": "During a prompt transient, the fuel rim temperature can be the limiting temperature during the pulse. For this reason, the fuel rim temperature is considered to for fuel melt in prompt critical cases. For the Byron and Braidwood REA analysis, the minimum margin to the melt limit (value \u2013 limit) for the fuel rim occurs at **[ ]**.", "negative": "From the results in Table 4-6, the minimum enthalpy rise margin is **[ ]**."}
{"query": "The enrichment levels of Uranium-235 in fuel assemblies are critical for reactor performance.", "positive": "The maximum enrichment level permitted for U-235 in a BWR fuel assembly is specified in the regulatory documentation.", "negative": "The cooling system of the reactor must be maintained within specified temperature limits to ensure safety and efficiency."}
{"query": "The step-by-step process for computing internodal flow rates and energy inventories in a simulation model is crucial for nuclear safety analysis.", "positive": "This conceptual flow chart illustrates how three computer codes interact to model the mass and energy releases during a nuclear event, incorporating various nodes for detailed analysis.", "negative": "Energy conservation principles in nuclear systems are essential for ensuring reactor safety during operational phases."}
{"query": "fuel region box types", "positive": "1 # inner canister: bottom fuel_region #1 w/gap: body asyy", "negative": "0 # OF BOX TYPES OR ZERO"}
{"query": "What is the role of reception centers in emergency evacuation procedures?", "positive": "Information on the layout and capabilities of reception centers can be found in the Reception Center implementing procedures.", "negative": "Parish evacuees are directed to the reception center in East Baton Rouge Parish."}
{"query": "The NRC expects licensees to conduct thorough assessments of safety protocols in response to any proposed legislative changes.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) actively monitors and assesses proposed legislation that may impact regulatory requirements for nuclear facilities.", "negative": "The meeting was attended by various stakeholders and covered a range of topics including environmental impacts and community relations."}
{"query": "nuclide identification report", "positive": "Identified nuclides include K-40, CS-137, PB-212, BI-214, PB-214, RA-226, and AC-228, listed with details such as energy (keV), yield (%), activity (pCi/grams), and activity uncertainty.", "negative": "Errors quoted at 2.000 sigma provide a statistical measure of the uncertainty associated with the nuclide identification process."}
{"query": "The NRC evaluates potential risks for various operational modes, including both at-power and low power/shutdown conditions.", "positive": "At-Power: Include LOCA initiators - Dominant identified contributor to challenges to ECCS suction strainer.", "negative": "Seismic induced LOCA events are estimated to be small or negligible contributors to the Fermi-2 LAR."}
{"query": "The NRC evaluates the potential effects of proposed projects on historic properties during license application reviews.", "positive": "The National Historic Preservation Act Section 106 requires federal agencies to consider the effects of their actions on historic properties.", "negative": "The proposed site for the facility is located in a region known for its geological stability, which is essential in the context of waste storage."}
{"query": "License applicants must demonstrate compliance with regulatory requirements during technical evaluations.", "positive": "The application must detail the technical specifications and safety analysis for the reactor design to ensure compliance with NRC regulations.", "negative": "Nuclear power plants generate electricity through the fission of uranium atoms in a controlled nuclear reaction."}
{"query": "flood hazard reevaluation", "positive": "The Flood Hazard Reevaluation Report provides a comprehensive analysis of potential flooding impacts on the Cooper Nuclear Station, particularly focusing on identified flood hazards and the methodologies used in assessing flood risk.", "negative": "The evaluation of dam breaches and failures is critical for understanding broader water management strategies, but does not directly relate to the specific flood hazard concerns addressed in regulatory processes."}
{"query": "The NRC assesses the environmental impact of subsequent license renewals for nuclear facilities.", "positive": "The NRC implements a rigorous environmental review process for the subsequent license renewal of the Virgil C. Summer Nuclear Station, Unit 1.", "negative": "The Audit Plan includes various evaluations of compliance with safety standards and practices."}
{"query": "What are the operational parameters for battery cells in nuclear power plants?", "positive": "Battery cell parameters are critical in ensuring reliable power supply for safety systems during normal and emergency conditions.", "negative": "The distribution systems must be properly maintained to ensure adequate power delivery for all electrical loads in the plant."}
{"query": "What is the Residual Heat Removal Service Water (RHRSW) system in nuclear facilities?", "positive": "**DSN005:** Residual Heat Removal Service Water (RHRSW) System", "negative": "- **DSN018:** Stormwater from Materials and Procurement Complex (MPC) parking lot, the firing range parking lot, the Facilities Maintenance area, the vehicle fuel dispensing area, part of the parking lot southwest of the MPC, and adjacent areas."}
{"query": "What is the role of Primary Containment Isolation Instrumentation in nuclear reactors?", "positive": "Primary Containment Isolation Instrumentation outlined in Table 3.3.6.1-1 is crucial for the initiation of closure of appropriate primary containment isolation valves when one or more required channels are inoperable.", "negative": "The NRC sets strict guidelines for the operation of nuclear reactors to ensure they meet safety protocols and regulatory standards."}
{"query": "Strontium-90 analysis in nuclear regulatory filings", "positive": "Strontium-90                  | U         | 0.00355   | +/-0.148     | 0.283  | 0.400 | pCi/g  | JXC9 | 08/09/19 | 1642 | 1899424 |", "negative": "The following Analytical Methods were performed: | Method | Description                         | Analyst Comments                  | |--------|-------------------------------------|-----------------------------------| | 1      | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified |                                   | | 2      | EPA 906.0 Modified                 |                                   |"}
{"query": "seismic risk assessments in nuclear regulation", "positive": "Incorporation of seismic risk tabs to support RICT Program risk calculations. Conservatism values for the seismic delta CDF and LERF are applicable.", "negative": "The model, if restructured, will be logically equivalent and produce results comparable to the base PRA logic model."}
{"query": "What are the surveillance requirements for nuclear equipment?", "positive": "The following SRs are applicable for all equipment required to be OPERABLE: SR 3.5.2.1, SR 3.5.2.3, SR 3.5.2.4, SR 3.5.2.7.", "negative": "In accordance with applicable SRs."}
{"query": "What is a Job Performance Measure in the context of nuclear plant operations?", "positive": "The Job Performance Measure (JPM) is utilized to evaluate the competency of personnel in performing job-related tasks in a nuclear facility, ensuring that safety and regulatory standards are met.", "negative": "The Watts Bar Nuclear Plant utilizes various systems to ensure operational efficiency, including advanced cooling mechanisms and automated monitoring equipment."}
{"query": "baseline core damage frequency", "positive": "The baseline Core Damage Frequency (CDF) serves as a measure of the likelihood of a core damage event in a nuclear reactor, providing a quantitative basis for assessing plant safety.", "negative": "The reactor containment structure is designed to withstand external pressures and prevent the release of radioactive materials during normal operations."}
{"query": "What are non-minimum augmenting ERO positions in nuclear emergency plans?", "positive": "Non-minimum augmenting ERO positions are being removed from the emergency plan, but retained in the Emergency Plan Implementing Procedures (EPIPs).", "negative": "NextEra station and corporate personnel can be called as 'as needed' to support ERO response activities."}
{"query": "The analysis of core deformation indicates that control rods are not likely to bind due to deformation of fuel assemblies.", "positive": "The maximum deformation (generally inward) of the fuel assemblies has been computed to be between 0.29 and 0.31 cm at BOL and EOL respectively, however the control rods experience lesser deformation, as shown in Table 2-1. Therefore, it is unlikely that the core would deform sufficiently to cause a binding of the control rods.", "negative": "Line 20 is a control rod assembly."}
{"query": "Makeup Water System aging management evaluation", "positive": "Aging Management Program: External Surfaces Monitoring of Mechanical Components (B.2.3.22) for the Makeup Water Demineralizer Caustic Day Tanks, which have a Leakage Boundary with carbon steel material.", "negative": "Concrete (Coated/Lined) is used in the tank for Raw Water Storage Reservoirs to maintain pressure boundary integrity."}
{"query": "What is a Safety Injection System in a nuclear reactor?", "positive": "The Safety Injection System provides a pressure boundary for components such as piping and pump casings, which are crucial for maintaining reactor safety during emergency conditions.", "negative": "Piping components, particularly those under Class 1 specifications, are exposed to various environments that can contribute to aging effects requiring management."}
{"query": "What is the purpose of the torus shell in nuclear containment structures?", "positive": "Steel elements: torus shell serves as a Pressure Boundary, Structural Support, and Water Retaining Boundary.", "negative": "Steel elements: downcomers are responsible for pressure boundary and structural support in reactors."}
{"query": "What is the weighted mean activity of nuclides?", "positive": "The table lists various nuclides along with their weighted mean activity measured in picocuries per gram (pCi/grams).", "negative": "Errors quoted at 2.000sigma indicate the level of uncertainty in the reported measurements, emphasizing the importance of rigorous analysis."}
{"query": "spent fuel storage estimates", "positive": "The Staff found that safe storage of spent fuel in a geologic repository is technically feasible using currently available technology, with no major breakthroughs in science or technology needed.", "negative": "financial assurance to be acceptable if it is based on plausible assumptions and forecasts, even if 'the possibility is not insignificant that things will turn out less favorably than expected.'"}
{"query": "The NRC's oversight includes reviewing licensee submittals related to regulatory compliance and operational standards.", "positive": "The ITAAC (Inspections, Tests, Analyses, and Acceptance Criteria) process is essential for verifying that significant components of a nuclear facility conform to the regulations and safety standards.", "negative": "The NRC checklist consists of various elements aimed at ensuring a comprehensive review of all submitted materials, including reports and notifications."}
{"query": "The transport of debris during an event involves considering both fine debris and its behavior under various conditions.", "positive": "A conservatively low pool fill-up transport fraction of 15% was used for debris transport into the inactive cavity.", "negative": "The quantity of fines generated and subsequently transported to the strainers and core is over-predicted."}
{"query": "What is a performance deficiency in nuclear regulatory context?", "positive": "The licensee's failure to identify the design deficiency during post-maintenance testing was a performance deficiency that was within the licensee's ability to foresee and correct.", "negative": "The alarm condition prevented the restart of the chiller after the \u201closs of offsite power\u201d condition."}
{"query": "pneumatic cylinder in nuclear safety systems", "positive": "A pneumatic cylinder is a vital component in the operation of the rack and pinion drive for safety rods, providing necessary force to position the control rods.", "negative": "The gear housing protects the internal components of the drive system and ensures smooth operation of the motor assembly."}
{"query": "What is the required operator action when synchronizing the DG1AB system at noon?", "positive": "Operator closes DG1AB Synchronize Master Close switch at 5 min to 12 o\u2019clock position.", "negative": "The US acknowledges that the EDG is loading continuously and should be unloaded/tripped."}
{"query": "What is the function of Power Operated Relief Valves (PORVs) in nuclear safety?", "positive": "2 Power Operated Relief Valves (PORVs) and automatic actuation circuitry | Yes                                   | RCS depressurization, once through core cooling (feed and bleed Automatic pressure relief during inadvertent ECCS actuation) | 1 of 2 PORVs | Feed and Bleed 1 charging pump for injection requires 1 PORV, 1 SI pump for injection requires 2 PORVs. Depressurization 1 PORV required. ATWS Number and combination of SRVs and PORVs varies depending on desired relief capacity.", "negative": "With both PORVs inoperable due to causes other than excessive seat leakage, within 6 hours either restore at least one PORV to OPERABLE status or close the associated block valves and be in HOT STANDBY within the next 6 hours and in HOT SHUTDOWN within the following 6 hours."}
{"query": "LBLOCA debris testing", "positive": "Strainer submergence was maintained between 14 in and 18.1 in from the top perforated plate of the test strainer. This range of submergence was consistent with the plant strainer submergence for a LBLOCA.", "negative": "Prior to each conventional and chemical debris addition, the pH of the water inside the test tank was measured. If the measured pH was higher than 8.2, boric acid was added to the test tank to lower the pH to below 8.2."}
{"query": "What is required for a location of use or possession regarding licensed materials?", "positive": "An acceptable location of use or possession specifies street address, city, State, and zip code and does not include a post office box number.", "negative": "An NRC license does not relieve a licensee from complying with other applicable Federal, State, or local regulations (e.g., local zoning requirements)."}
{"query": "In situations of inadvertent control rod withdrawal, procedures must ensure that operator actions are backed by automatic systems to prevent excessive reactivity changes.", "positive": "The RBM system initiates a rod block, inhibiting further withdrawal.", "negative": "For the postulated events of inadvertent control rod withdrawal, concurrent with a postulated CCF of PPS, sufficient controls that are independent of the PPS are available for mitigating these postulated events."}
{"query": "shared sensor configuration in nuclear safety systems", "positive": "DPS and RRCS share sensors with the PPS in a configuration that maintains diversity and independence between the PPS and DPS/RRCS. Figure 3.5.3-1 is a typical shared sensor configuration for both the DPS and RRCS.", "negative": "Select valve statuses that are fed back to the ILPs are shared with ILPs in different divisions when the valve status provides an interlock."}
{"query": "nuclear safety regulatory process", "positive": "Nuclear safety is a crucial aspect of regulatory filings, ensuring that all safety-related systems and protocols are adhered to for the protection of public health and the environment.", "negative": "Oconee County's 2020 Comprehensive Plan outlines various development initiatives to support community growth and improve quality of life in the region."}
{"query": "Feedwater Controller Failure", "positive": "Feedwater controller demand is postulated to fail upscale that results in maximum feedwater injection into the RPV, resulting in a rapid water level rise and a trip of the main turbine and the turbine-driven feedpump turbines when water level reaches the Level 8 trip setpoint.", "negative": "The reactor core is adequately cooled and RCPB integrity is maintained."}
{"query": "What is the significance of Sr-90 in nuclear safety analysis?", "positive": "Only the HTD ROC Sr-90 was included in the analysis. All analyses met the required MDC.", "negative": "The total dose to the public from a nuclear facility must be assessed to maintain regulatory compliance."}
{"query": "The goal of the onsite meteorological program is to ensure continuous monitoring of the weather parameters that have a significant impact on the dispersion of radioactive releases.", "positive": "The applicant has stated that the \"objective of the onsite program will be to maintain a continuous instrumentation surveillance of the meteorological parameters involved in the atmospheric dispersion of radioactive effluent releases and to have the data available at any time for assessing the relative concentrations and doses resulting from accidental or routine releases,\" which includes control room monitoring of appropriate meteorological parameters.", "negative": "Data recording at the offsite facility is done on magnetic tape with strip charts forming the secondary system. At the temporary onsite facility, strip charts are used for data recording."}
{"query": "The NRC emphasizes the importance of accurately determining the critical heat flux in reactor safety assessments.", "positive": "The COBRA-FLX code provides a correlation for critical heat flux that is validated against a comprehensive experimental database.", "negative": "The test assembly conditions for non-mixing grid tests include specific geometries and flow parameters which influence reactor performance."}
{"query": "In scenarios where primary containment cannot be sustained, it is crucial for operators to execute an emergency depressurization of the reactor pressure vessel as stipulated in EOP-4.", "positive": "Given the inability to maintain Primary Containment conditions inside the Pressure Suppression Pressure, the crew will perform an Emergency RPV Depressurization, in accordance with EOP-4. Emergency RPV Depressurization must be initiated within 15 minutes of Pressure Suppression Pressure being exceeded.", "negative": "Given a stuck open SRV, the crew will scram the Reactor before Torus water temperature exceeds the Boron Injection Initiation Temperature, in accordance with AOP-36 and EOP-4."}
{"query": "The NRC assesses the ecological impact of construction projects in sensitive environments.", "positive": "The environmental assessment for the TRISO-X Fuel Fabrication Facility includes evaluations of local flora and fauna, assessing the effects of operations on the surrounding ecosystems.", "negative": "Tall larkspur was not observed during field surveys but has the potential to occur in Lot 6b of the study area."}
{"query": "What are the methods for uranium analysis in soil?", "positive": "**SW846 3050B/6020A Uranium Soil \"Dry Weight Corrected\"**  | Parameter        | Qualifier | Result | DL   | RL    | Units  | |------------------|-----------|--------|------|-------|--------| | Uranium-234      |           | 1680   | 26.2 | 131   | ug/Kg  | | Uranium-238      |           | 560000 | 13800 | 42000 | ug/Kg  | | Uranium-235      |           | 192000 | 4200  | 29400 | ug/Kg  | | Uranium          |           | 564000 | 13800 | 42000 | ug/Kg  |", "negative": "**Moisture:** 13.3%"}
{"query": "The stresses on the basket under various design loads must be within specified limits to ensure safety.", "positive": "| Elevation from Lower Support Structure, ft | Design Load, lb | Maximum Stress, psi | Allowable Stresses, psi |\n|---------------------------------------------|------------------|---------------------|-------------------------|\n| 0                                           |      304(3)      |        11,508       |        25,536(2)       |", "negative": "The unit of measurement for design loads is expressed in pounds, which is a standard unit for such evaluations."}
{"query": "What is the Emergency Preparedness Significance Determination Process?", "positive": "0609 App B Emergency Preparedness Significance Determination Process 09/22/15 (15-017)", "negative": "0400 Enforcement Policy"}
{"query": "In the event of a Loss of Control Air, the response involves critical operations that help manage the reactor's cooling system.", "positive": "To control RCS temperature, the crew is required to LOCALLY THROTTLE RHR flow using 1-HCV-74-36, RHR HX 1A MANUAL BYPASS, AND 1-ISV-74-524, RHR HX 1A INLET ISOLATION.", "negative": "Unit 1 is in MODE 5 and RHR Train A is in service for shutdown cooling."}
{"query": "Structures Monitoring program", "positive": "The Structures Monitoring program (B.2.1.33) will be used to manage cracking and loss of material of the concrete elements of Group 2, 3, 8, and 9 structures exposed to air-outdoor.", "negative": "Consistent with NUREG-2191. At BFN, there are no stand-alone Group 1 or 5 structures, and Group 7 structures are not applicable to BFN."}
{"query": "The lubricating oil system is crucial for ensuring the proper functioning of various critical components during both normal and emergency situations.", "positive": "The purpose of the LO System is to provide oil for operation of the feedwater pump turbine, main turbine generator, and several large motor-driven pumps that represent both vital auxiliaries and steam and power plant auxiliaries.", "negative": "The Pump Casing for the Diesel Engine Generator Jacket Water Cooling Pumps serves as a pressure boundary, ensuring system integrity under operational conditions."}
{"query": "The NRC stipulates that at least two qualified circuits must be functional to connect the offsite transmission system with the onsite Class 1E power distribution system.", "positive": "The following AC electrical sources shall be OPERABLE: Two qualified circuits between the offsite transmission network and the onsite Class 1E AC Electrical Power Distribution System; and three diesel generators (DGs) capable of supplying the onsite Class 1E power distribution subsystem(s); and two supply trains of the diesel fuel oil (DFO) transfer system.", "negative": "The electrical systems must meet stringent safety criteria to ensure the integrity of reactor operations and safeguard public health."}
{"query": "What is the Louisiana Peacetime Radiological Response Plan (LPRRP)?", "positive": "The plans that include emergency messaging actions include but may not be limited to: Louisiana Peacetime Radiological Response Plan (LPRRP)", "negative": "When circumstances arise and there is a need for a public warning, the decision to send a message is ultimately a matter of local objective judgment."}
{"query": "The NRC mandates that operational licensees must implement effective systems to prevent loss of cooling capabilities during shutdown conditions.", "positive": "D3 Section 3.16 outlines the procedures and requirements necessary to maintain adequate shutdown cooling during loss of cooling events.", "negative": "The staff recommended that the analysis should include a review of the incident response protocols for other operational areas."}
{"query": "What is a draft Environmental Assessment (EA) in the context of nuclear regulatory processes?", "positive": "The NRC and DOE LPO staff have completed a draft environmental assessment (EA) and draft finding of no significant impact (FONSI), *Draft Environmental Assessment and Draft Finding of No Significant Impact for the Palisades Nuclear Plant Reauthorization of Power Operations Project* (ADAMS Accession No. ML243534A157).", "negative": "Pursuant to 36 CFR 800.8(c), the NRC, as the lead Federal agency, invites your office to submit any comments, or concerns on the draft EA and draft FONSI during the 30-day comment period, which ends on March 3, 2025."}
{"query": "scram discharge volume vents", "positive": "Relief Request RR-V-1 pertains to the scram discharge volume vents and drains, outlining the proposed alternative methods for testing these components as part of the inservice testing program.", "negative": "The submittal also includes a comprehensive overview of the operational history and achievements of Units 1 and 2, highlighting their contributions to energy production and safety standards."}
{"query": "nuclear licensing process", "positive": "The licensing process for nuclear reactors involves multiple stages including pre-application meetings, safety reviews, and public comments before final approval is granted by the NRC.", "negative": "The availability of committee members is crucial for decision-making processes; each individual must ensure they are prepared for upcoming meetings and able to contribute effectively."}
{"query": "The results of the analysis indicate that some samples were received after their designated holding times, which affects their validity.", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "Aging management programs are critical for ensuring the integrity of structures and components subjected to aging effects.", "positive": "AMP XI.S1, \u201cASME Section XI, Subsection IWE,\u201d and AMP XI.S4, \u201c10 CFR Part 50, Appendix J\u201d will be used to manage cracking of stainless steel and dissimilar metal welds of penetration sleeves and penetration bellows exposed to an air - indoor uncontrolled in the BFN Mark I Steel Containment Structure.", "negative": "Not Applicable. This Item Number is not applicable to the BFN Mark I steel containment."}
{"query": "The COBRA-FLX codes are utilized to evaluate heat transfer and fluid flow in nuclear reactor cores.", "positive": "COBRA-FLX is a thermal-hydraulic code used for calculating critical heat flux and assessing heat transfer in nuclear reactor cores.", "negative": "The proposal includes various enhancements to the reactor design that align with current safety standards and improve efficiency."}
{"query": "nuclear safety analysis", "positive": "Nuclear safety analysis involves the assessment of the potential risks associated with the operation of nuclear reactors, focusing on the identification of hazards and the evaluation of safety measures to mitigate their impact.", "negative": "The complexity of the regulatory framework requires multiple layers of oversight to ensure compliance with safety standards and operational guidelines."}
{"query": "The NRC mandates that manufacturers register devices that utilize radioactive isotopes, ensuring they are properly tracked and regulated.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "Please provide the details of your distributor license and any relevant information regarding your device's specifications."}
{"query": "What is FQ surveillance in nuclear safety?", "positive": "A similar requirement exists in the Byron and Braidwood TS, Reference 2 and 3 Surveillance Requirement 3.2.1.2; however, FQ(z) is monitored directly instead of FAH.", "negative": "In order to remain consistent with the current Byron and Braidwood TS and COLR the PDC-A method will be updated to implement FQ surveillance consistent with the Byron and Braidwood TS, (Reference 2 and 3 Surveillance Requirement 3.2.1.2)."}
{"query": "What are the limitations for assemblies classified as damaged fuel?", "positive": "When loading fuel assemblies classified as DAMAGED FUEL, all assemblies in the MPC are limited to 4.0 wt.% U-235.", "negative": "Square, replacing nine fuel rods."}
{"query": "What is the role of the Emergency Response Organization in nuclear safety?", "positive": "The Emergency Response Organization is responsible for managing and coordinating the response to nuclear incidents with an emphasis on public safety and regulatory compliance.", "negative": "The American Nuclear Insurers provides financial protection and risk management solutions for the nuclear industry, ensuring that facilities have the necessary insurance coverage for operational risks."}
{"query": "What is the purpose of the Radioactive Effluent Control Program in nuclear licensing?", "positive": "A program shall be established and maintained to implement the requirements of 10 CFR 72.44 (d) or 10 CFR 72.126, as appropriate.", "negative": "The integrity of the inner port cover welds to the closure lid at the vent port and at the drain port shall be verified in accordance with the procedures in Section 9.1.1."}
{"query": "The assessment of uncertainties in fuel characteristics is crucial for evaluating thermal performance.", "positive": "All these figures exhibit similar extent of data scattering. The uncertainties considered in this response directly impact fuel related characteristics.", "negative": "Figure 4-26 of Reference 2 shows the predicted versus measured rod diameter increase during ramp on the M5-UO\u2082 ramp database."}
{"query": "risk-informed technical specifications", "positive": "Regulatory Guide 1.174, \"An Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis,\" Revision 1, (ADAMS Accession No. ML023240437), dated November 2002.", "negative": "The safety evaluation process is critical for assessing the implications of design changes on the overall plant operations."}
{"query": "boron dilution system", "positive": "The \"borate\" mode of operation permits the addition of a pre-selected quantity of concentrated boric acid solution at a pre-selected flow rate to the Reactor Coolant System.", "negative": "If either counter is satisfied before the other has recorded its required total, the pump and valve associated with the counter which has been satisfied terminates flow."}
{"query": "What are the key components of a safety systems assessment in nuclear licensing?", "positive": "A safety systems assessment evaluates the design and operational characteristics of systems that are essential for ensuring the safety of the nuclear facility under normal and accident conditions.", "negative": "The reactor must be designed to withstand seismic events and must include a robust containment structure that can prevent the release of radioactive materials in case of an incident."}
{"query": "The assessment ensures that the structural components meet the standards set forth by the ASME Boiler and Pressure Vessel Code.", "positive": "The original Design Report and previous amendments, in conjunction with this amendment, reaffirm the structural integrity of the components in accordance with the 1968 Edition of Section III of the ASME Boiler and Pressure Vessel Code, with Addenda through Summer 1970.", "negative": "The calculation results from previous sections include detailed analysis of fatigue considerations under normal operation and faulted conditions."}
{"query": "Strontium-90 analysis in nuclear regulatory documents", "positive": "Strontium-90                | U         | 0.00619     | +/\u22120.0654      | 0.121  | 0.400 | pCi/g  | JXC9 | 10/08/19 | 0817  | 1921875 | 1      |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "Regulatory requirements for water withdrawal permits are essential for maintaining compliance with environmental standards.", "positive": "The NRC requires that all licensees conduct thorough reviews of their water use to ensure adherence to safety and environmental regulations.", "negative": "The Bridgeton Water Dept. has multiple wells with varying pump rates ranging from 25 to 800 gallons per minute."}
{"query": "The NRC mandates the monitoring of piping systems to ensure the integrity of pressure boundaries in reactors.", "positive": "Loss of material due to general, pitting, crevice corrosion, MIC is an issue requiring management from the piping components that serve as a pressure boundary.", "negative": "The aging management program must address various environmental factors that contribute to the degradation of reactor components."}
{"query": "What are the key actions involved in recovery operations and reentry after an incident?", "positive": "Call the State EOC and inform them that the Recovery Organization is prepared to implement limited or unlimited reentry and/or any assistance from outside sources that may be required.", "negative": "Ensure that all necessary Parish agencies and emergency personnel are prepared to accomplish the reentry operations when allowed."}
{"query": "What does the Pressurizer Level Control System manage in terms of reactor operations?", "positive": "The Pressurizer Level Control System manages the de-energizing of pressurizer heaters and responds to high pressurizer level reactor trips and low level letdown isolation.", "negative": "Unit 1 is operating at full capacity, ensuring that all systems are functioning within the prescribed limits for safety and efficiency."}
{"query": "Americium-241 analysis in nuclear safety", "positive": "Americium-241                 | U         | -0.0124 | +/-0.0421     | 0.117 | 0.400 | pCi/g   |    |    | HAKB         | 08/02/19 | 0915  | 1988439", "negative": "| Cobalt-60                     | -0.523   | +/-0.110| 0.205         | pCi/g |    |    |    |    |    |    |    |    |"}
{"query": "Local Intense Precipitation evaluation", "positive": "Local Intense Precipitation (LIP) is a critical factor in assessing flood risks for nuclear facilities.", "negative": "The drainage areas for flood hazard evaluation are organized into zones, with Zone A covering an area of 2.61 acres."}
{"query": "What is the significance of potentiometric surface elevation in groundwater monitoring?", "positive": "KD Potentiometric Surface Elevations (ft amsl) are crucial in assessing the groundwater conditions and flow dynamics within the monitoring area.", "negative": "The graphic scale indicates 0, 2,500, and 5,000 feet, which helps in measuring the distance accurately on the map."}
{"query": "What is FWHM in peak analysis of nuclear data?", "positive": "FWHM (Full Width at Half Maximum) is defined as the width of a peak at half of its maximum height, and it is an important parameter in peak analysis as it indicates the resolution of the detector.", "negative": "The Peak Analysis report lists several detectors and provides specific energy readings along with their corresponding net peak areas and uncertainty values."}
{"query": "What is non-11e.(2) byproduct material in nuclear regulation?", "positive": "As determined by NRC Staff on several previous occasions, these waste streams are determined to be non-11e.(2) byproduct material as TENORM and is not subject to off-site disposal requirements as 11e.(2) byproduct material.", "negative": "Waste generated during the pre-operational phase of the CUP, including but not limited to well field and CCP construction, will include well cuttings and other solid wastes from site construction."}
{"query": "What is the significance of the cultural resources report in nuclear licensing?", "positive": "The NRC staff invites you to submit any comments that you may have on the enclosed cultural resources report, the NRC staff\u2019s finding of Adverse Effect, and the development of an MOA.", "negative": "Docket No. 50-613"}
{"query": "service water piping repair", "positive": "This regulatory audit is conducted to support the license request for proposed changes to the license and technical specifications to facilitate service water piping repair.", "negative": "The regulatory filing process requires thorough documentation and adherence to specified guidelines for all submissions."}
{"query": "The configuration of the Non-Mixing GRID features specific axial geometry measurements vital for understanding heat flux behavior.", "positive": "The NMGIRD, or Non-Mixing GRID, is an essential element in the COBRA-FLX model that influences critical heat flux calculations by defining the axial geometry.", "negative": "The data table above presents various measurements vital for analyzing the thermal hydraulic performance in reactor systems."}
{"query": "gamma spectrum analysis methodology", "positive": "Gamma spectrum analysis was performed using a 500 ml Marinelli geometry detector, with specific calibration done on 7/8/2014 to ensure accurate energy identification and peak analysis.", "negative": "The sample size taken at the Dairyland Nuclear Power Plant was 1.263E+03 grams and it was acquired on 5/20/2019."}
{"query": "Reactor Protection System failure modes", "positive": "h. Preset: M:RP01BB, Reactor Protection System Manual Scram Failure \u2018B\u2019", "negative": "The plant is operating at approximately 80% power."}
{"query": "What is the maximum short-term rate of withdrawal for demineralized water systems?", "positive": "The maximum short-term rate of withdrawal from the water source for the demineralized water system is 720 gpm.", "negative": "The average rate of withdrawal from the water source for the fire protection water system is 675,000 gal/mo."}
{"query": "What is the significance of ITAAC notifications in nuclear regulatory filing?", "positive": "The ITAAC notification is a formal communication delineating the completion of Inspections, Tests, Analyses, and Acceptance Criteria related to nuclear construction activities and compliance to regulatory requirements.", "negative": "The NRC regularly reviews construction inspection reports to ensure compliance with federal safety standards."}
{"query": "The NRC's guidance specifies that licensed cladding materials taking into account known embrittlement mechanisms should not face heightened licensing demands.", "positive": "Licensed alloys that considered known embrittlement mechanisms should not require additional licensing actions.", "negative": "Effect on risk due to changes at sites are assessed based on RG-1.174."}
{"query": "What is the role of a reactor core in nuclear energy production?", "positive": "The reactor core is the part of a nuclear reactor where the nuclear reactions occur, containing the fuel assemblies and neutron moderators used to sustain the chain reaction.", "negative": "The Westinghouse Electric Company provides a variety of services including engineering, procurement, and construction support for nuclear power plants."}
{"query": "What are the requirements for the licensee's program under NRC regulations?", "positive": "Except as specifically provided otherwise in this license, the licensee shall conduct its program in accordance with the statements, representations, and procedures contained in the documents, including any enclosures, listed below.", "negative": "The U.S. Nuclear Regulatory Commission's regulations shall govern unless the statements, representations, and procedures in the licensee's application and correspondence impose on the licensee requirements that are more restrictive than or in addition to the regulations."}
{"query": "What is the graphite material qualification program for a fluoride salt-cooled high-temperature reactor?", "positive": "Kairos\u2019 information contained in Enclosure 1 to this letter contains details of Kairos\u2019 graphite material qualification program for a Kairos Power fluoride salt-cooled high-temperature reactor.", "negative": "I am making this request for withholding, and executing this affidavit in support thereof, pursuant to the provisions of 10 CFR 2.390(b)(1)."}
{"query": "gamma spectrum analysis", "positive": "Peak Analysis Performed on: 9/14/2017 2:36:38 PM\nPeak Analysis From Channel: 100\nPeak Analysis To Channel: 4096", "negative": "Sample Number: 3389"}
{"query": "The density of helium varies across different types of reactors, specifically PWR and BWR types.", "positive": "| Fuel Type | Helium Density (g/liter)  |\n|-----------|---------------------------|\n| PWR       | 0.694 \u2013 0.802             |\n| BWR       | 0.704 \u2013 0.814             |", "negative": "The NRC outlines various safety measures that must be adopted during the construction phase of new nuclear facilities."}
{"query": "What is a Light Water Reactor (LWR)?", "positive": "**LWR**: Light Water Reactor, a type of thermal reactor that uses ordinary water as both coolant and neutron moderator.", "negative": "The NRC oversees the safety and licensing of nuclear facilities to ensure compliance with federal regulations."}
{"query": "what are the enrichment limits for BWR fuel assemblies", "positive": "Assembly Type Enrichment (wt% 235U) Maximum Planar Average", "negative": "Load Definition Full Load - 89 Assembly"}
{"query": "protective action sections", "positive": "Black circled numbers indicate Protective Action Sections. White lines separate Protective Action Sections.", "negative": "Turn on Hwy. 421 and proceed to Hwy 10."}
{"query": "The NRC expects licensees to demonstrate compliance with a variety of safety and performance criteria to ensure public health and safety.", "positive": "The COBRA-FLX correlation is used to predict the critical heat flux for various reactor designs under different operating conditions.", "negative": "Test assembly conditions are crucial for validating the performance of various reactor components and ensuring their operational reliability."}
{"query": "nuclear power reactor licensing process", "positive": "The licensing process for nuclear power reactors includes multiple stages, such as pre-application consultations, formal application submissions, safety reviews, and public hearings conducted by the Nuclear Regulatory Commission (NRC).", "negative": "The reactor's cooling system must function efficiently to maintain optimal operating temperatures and ensure safe energy production."}
{"query": "average background radiation levels", "positive": "The average background radiation level was recorded at 3,365 counts per minute (cpm) across the monitored locations.", "negative": "The detector type identified in the data table is 44-10, which is used for radiation measurement."}
{"query": "The control room registered an earthquake event confirmed by both seismic monitoring systems at the site.", "positive": "An earthquake was felt in the Control Room and confirmed with both JAF and Nine Mile Point Unit 2 seismic instrumentation.", "negative": "The following conditions exist now: - All Control Rods remain full in. - Reactor pressure is 0 psig."}
{"query": "subsequent license renewal", "positive": "This EIS includes the site-specific evaluation of the environmental impacts of the proposed action, Oconee Station subsequent license renewal (SLR), and alternatives to SLR.", "negative": "This EIS considers the impacts of all SLR issues applicable to Oconee Station SLR on a site-specific basis."}
{"query": "What are the functions of the MTP in testing the PPS?", "positive": "The MTP facilitates testing the PPS to help diagnose errors announced by self-diagnostics. Testing includes exercising PPS outputs such as the scram solenoid valves.", "negative": "A visual alert is generated on the SD when the keyswitch is in the Enable position."}
{"query": "What is the purpose of the Operating Experience Program in nuclear licensing?", "positive": "The existing program is credited and will be enhanced as follows: 1. An evaluation of operating experience at extended power uprate (EPU) levels will be performed to ensure that operating experience at EPU levels is properly addressed by the aging management programs.", "negative": "The License Amendment Requests will be submitted to the NRC no later than 12 months prior to entering the subsequent period of extended operation."}
{"query": "Federal Radiological Monitoring and Assessment Center", "positive": "The FRMAC Operations Plan provides for the coordinated management of Federal technical response activities related to a radiological emergency. Its primary goals include: Assisting the State and the Federal Coordinating Agency with personnel, equipment, and technical resources, as needed; Collecting offsite environmental radiological data; and providing the data and related assessments to involved State agencies and to the Federal Coordinating Agency.", "negative": "The above localities have a system to call back to the power station and check the message."}
{"query": "CFRP cure rate and CCHX function", "positive": "Further testing may be utilized to justify a lower percentage cure that precludes adverse impacts to the CCHX function to support restoration as deemed necessary.", "negative": "Additionally, Page 20 states: In the event the normal SW flow path is required to be restored and is used as the primary flow path to the CCHXs, additional inspection of the CFRP liner would be required to ensure the installation was not adversely impacted."}
{"query": "What is neutron absorber material in nuclear context?", "positive": "Neutron absorber material is used in nuclear reactors to help control the fission process by capturing free neutrons, often enhancing safety and efficiency.", "negative": "Limited strategic planning for harvesting has hindered opportunities to improve resource allocation in various projects."}
{"query": "What are the license numbers for the Diablo Canyon Power Plant?", "positive": "License Nos. DPR-80 and DPR-82", "negative": "Mr. Peter Wells serves as the Site Vice President for the NextEra Energy Duane Arnold Energy Center located in Palo, IA."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis is performed using a 500ml Marinelli geometry to identify radionuclides present in the sample based on their characteristic energy peaks.", "negative": "The operator for the analysis was the Administrator who logged the sample acquisition times and specifications for quality control."}
{"query": "What is the purpose of the Fire Water System in nuclear facilities?", "positive": "Table XI-01 of Volume 2 of NUREG-2191 states, in part, \u201cThis program manages loss of material, cracking, and flow blockage due to fouling by conducting periodic visual inspections, tests, and flushes performed in accordance with the 2011 Edition of NFPA 25.\u201d", "negative": "Given that the language in the procedure is different from the enhancement and basis document, it is unclear what the distance criteria is."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors is a comprehensive procedure that includes safety evaluations, environmental reviews, and public participation, overseen by the NRC.", "negative": "The data provided in Table 6-125 outlines the various components of the reactor core, including the fuel assemblies and control rods."}
{"query": "The evaluation of Local Intense Precipitation (LIP) includes analyzing areas with limited water flow.", "positive": "Local Intense Precipitation (LIP) is a key factor in the assessment of flooding potential for plant safety evaluations.", "negative": "The regulatory filing also includes detailed information about the various types of reactors used in the industry."}
{"query": "What are the permissible uses for yttrium-90 according to NRC regulations?", "positive": "For medical use as permitted by 10 CFR 35.1000 in a Sirtex Medical Limited brachytherapy afterloader delivery system.", "negative": "Chemicals can exist in various physical forms, including solids, liquids, and gases."}
{"query": "What is the significance of the vicinity roads in regulatory filings for nuclear facilities?", "positive": "Figure 3-2: Roads in the Vicinity of the HCS provides a visual representation of the roads surrounding the Horizon Center Site Centerpoint, which is critical for assessing potential transportation impacts related to the proposed projects.", "negative": "The environmental report discusses the effect of climate variables on local wildlife, emphasizing the unique species found near the facility."}
{"query": "transportation impacts during nuclear plant construction", "positive": "Transportation impacts during the construction of a replacement nuclear power plant would consist of commuting workers and truck deliveries of equipment and material to the construction site.", "negative": "Socioeconomic impacts from construction for the new nuclear alternative would include those discussed for all replacement power alternatives in Section 3.10.9.1."}
{"query": "The NRC requires detailed evaluations to substantiate the core operating limits in the context of loss of coolant accidents.", "positive": "Response to Request for Additional Information Regarding License Amendment Request to Use Framatome Small Break and Realistic Large Break Loss of Coolant Accident Evaluation Methodologies for Establishing Core Operating Limits (Proprietary)", "negative": "James E. Holloway, Vice President - Nuclear Engineering and Fleet Support, affirms the authenticity of the document for Dominion Energy Nuclear Connecticut, Inc."}
{"query": "What are the design bases documents for nuclear components?", "positive": "Electronic copies of the design bases documents (or system descriptions) for selected components and modifications.", "negative": "A copy of any internal/external self-assessments and associated corrective action documents generated in preparation for this inspection."}
{"query": "What is the purpose of NRC's Regulatory Issue Summary on security-related sensitive information?", "positive": "NRC\u2019s Regulatory Issue Summary (RIS) RIS 2005-31 provides criteria to identify security related sensitive information and guidance for handling and marking of such documents.", "negative": "The enclosed license document is exempt from public disclosure because its disclosure to unauthorized individuals could present a security vulnerability."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code provides a critical heat flux correlation that accounts for various local conditions and flow regimes, optimizing the safety and efficiency of reactor operations during transient scenarios.", "negative": "The report also discusses the grid tests conducted under controlled conditions to validate the simulation results, focusing on the accuracy of modeling and the reliability of data acquisition systems."}
{"query": "What are climatological normals used for in nuclear site assessment?", "positive": "Table 3 presents the climatological normals for Knoxville, TN, which are utilized in evaluating environmental conditions for the proposed site.", "negative": "The NRC requires applicants to demonstrate that their facility complies with all safety regulations regarding structural integrity and equipment reliability."}
{"query": "nuclear regulatory filings", "positive": "Source Production and Equipment Co. has submitted various specifications such as LA-0612-S-105-S, which are necessary for evaluating applications for nuclear facility licensing.", "negative": "The weather conditions today are sunny with a light breeze, making it a perfect day for outdoor activities."}
{"query": "The minimum cooling time for a certain assembly burnup is an important factor in nuclear reactor fuel management.", "positive": "Minimum Cooling Time (years) referenced in the loading table is a critical parameter for determining the suitable conditions for spent fuel storage and management in nuclear reactors.", "negative": "Nuclear power plants annually undergo thorough inspections to ensure compliance with safety protocols and operational standards."}
{"query": "What is the activity level of CE-144 in pCi/g?", "positive": "The activity of CE-144 is 1.62E-01 pCi/g.", "negative": "The energy level of EU-152 is 121.78 keV."}
{"query": "What is the purpose of Fasken New Contention 5?", "positive": "Fasken New Contention 5 states: ISP\u2019s application fails to adequately, accurately, completely and consistently consider the cumulative impacts of transporting high-level radioactive waste and spent nuclear fuel to and the socioeconomic benefits of the proposed ... project, which precludes a proper analysis under NEPA, and further nullifies ISP\u2019s ability to satisfy NRC\u2019s siting evaluation factors now and anticipated in the future and is in further violation of NRC regulations.", "negative": "In CLI-20-14, the Commission also considered and denied the first two submissions that Fasken had filed after the Board denied its hearing request."}
{"query": "LPCI AC Input Breaker", "positive": "Trigger 3, R:ED23, LPCI AC Input Bkr \u2018A\u2019 (71-INV-3A), Final=open", "negative": "The Plant is operating at approximately 5% power during a startup."}
{"query": "How can communities ensure regulatory oversight of very low-level nuclear waste disposal?", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "The whole proposal is a secretive deregulation without public notice or opportunity for individuals or communities to intervene when their landfill or other facility is applying or approved as \"specific exempt.\""}
{"query": "What is the significance of the Pickens-Gilberttown and Southern Arkansas fault zones in seismic studies?", "positive": "The Pickens-Gilberttown and Southern Arkansas fault zones were incorporated within background seismic source zones across the Gulf Coastal Plain gulfward of the Ouachita Orogenic Belt.", "negative": "The six EPRI teams developed estimates of maximum earthquake magnitudes for the area encompassing the Pickens-Gilberttown and Southern Arkansas fault zones (Gulf Coastal Plain south of Ouachita Orogenic Belt) that range from mb 4.6 to 7.2 (Mw 4.2 to 7.5)."}
{"query": "The NRC specifies the cooling time requirements for nuclear fuel assemblies post-irradiation.", "positive": "Minimum Cooling Time (years) can vary significantly based on the average enrichment of the fuel assemblies used in a PWR system, with specific guidelines established by regulatory standards.", "negative": "The reactor pressure vessel is designed to withstand high pressures generated during normal operation, ensuring that safety limits are not exceeded."}
{"query": "How does SNC evaluate suppliers of safety-related items?", "positive": "Prospective suppliers of safety-related items and services are evaluated to assure that only qualified suppliers are used.", "negative": "Verification actions include testing, as appropriate, during design, fabrication, and construction activities."}
{"query": "What are the requirements for calculating core damage frequency in nuclear safety assessments?", "positive": "The estimated core damage frequency (CDF) provides a quantitative measure of the likelihood of a significant nuclear accident and is essential for assessing the safety performance of nuclear facilities.", "negative": "The installation of new solar panels in residential areas has increased the interest in renewable energy sources among homeowners."}
{"query": "The NRC mandates the submission of ITAAC notifications to ensure compliance during construction phases.", "positive": "The ITAAC Notification is a requirement imposed by the NRC to maintain oversight during the construction of nuclear facilities.", "negative": "The construction of a nuclear facility involves various stages, including design, procurement, and assembly."}
{"query": "The NRC discusses the modeling of isotopic composition in reactor fuel pins during operation and depletion processes.", "positive": "Pin specific isotopic modeling as a function of exposure is performed based on the lattice physics code TGBLA06.", "negative": "The fuel models considered include 2D geometric modeling of all fuel material, cladding, water rods, and channels."}
{"query": "What is the significance of DNBR in nuclear reactor safety?", "positive": "DNBR, or Departure from Nucleate Boiling Ratio, is a critical parameter in assessing the safety of a nuclear reactor core, as it indicates the thermal margin available to prevent the onset of boiling crisis conditions.", "negative": "The reported temperatures showed a steady decline from 620\u00b0F to 590\u00b0F over a period of 300 seconds, highlighting the cooling efficiency of the system during operation."}
{"query": "The licensing process for nuclear reactors involves several key regulatory steps.", "positive": "The NRC must review and approve a Nuclear Power Plant License Application, ensuring compliance with safety regulations and standards before any construction begins.", "negative": "The regional administrator oversees inspections and compliance but does not involve directly in the licensing processes."}
{"query": "The commission expects licensees to establish comprehensive emergency preparedness programs for their reactors.", "positive": "The NRC requires licensees to implement emergency preparedness plans that are tailored to the specific characteristics of the reactor design and site.", "negative": "The report discusses various reactor technologies and their respective benefits to power generation without focusing on emergency preparedness."}
{"query": "maximum enrichment in nuclear fuel assemblies", "positive": "Maximum Enrichment (wt. % 25U)      | 4.03         | 4.03          | 4.03                       | 3.42               |", "negative": "Assembly Array                      | 15 x 15      | 15 x 15      | 15 x 15                    | 15 x 15            |"}
{"query": "The NRC evaluates whether the submission meets established ITAAC requirements...", "positive": "The Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) defined in the combined license specify the necessary conditions to be met for the construction of the nuclear power plant.", "negative": "The vendor inspections ensure that manufacturing processes align with the design specifications, maintaining quality throughout production."}
{"query": "nuclear licensing requirements for foreign end users", "positive": "The document outlines the ultimate consignees in foreign countries for non-nuclear end use in the medical, pharmaceutical, chemical, and industrial markets, specifying that licensing is required for these transactions.", "negative": "The Republic of Korea is known for its advancements in technology, particularly in organic light-emitting diodes production."}
{"query": "What are the fabrication steps for ice baskets used in nuclear safety systems?", "positive": "The fabrication steps are as follows: 1. The sheet metal is purchased in the hot-rolled and pickled condition. 2. The perforator oils and perforates the material and ships to the basket fabricator. 3. The basket fabricator rolls the perforated metal into a cylindrical shape 12 inches in diameter by 141.57 or 142.35 inches long (for bottom basket or upper basket respectively) and material is degreased. 4. The sides of the rolled cylinder are continuously welded using the gas metal arc process. 5. Following the welding, the cylinder is pickled, washed, fluxed, hot dip galvanized, and dipped in a sodium dichromate bath. 6. The couplings and stiffening ring blanks are cut from sheets or coils or hot rolled, pickled and oiled material. These are formed by a rolling process and are 3 inches high with a roll-formed internal lip and are of a diameter to fit inside the perforated basket. 7. The cruciforms are die-formed from steel strip. 8. Following the forming operations, stiffeners and couplings with cruciforms in place are pickled, washed, fluxed, hot dip galvanized, and dipped in a sodium dichromate bath. Replacement cruciforms are made of stainless steel and will not be subjected to this treatment. 9. The column bottom is fabricated by a procedure similar to item (6) above. The appurtenances are welded in place and the piece is galvanized per item (8) above. 10. The remaining appurtenances are cut to size, machined, welded, where required followed by galvanizing as above, and plated where required. 11. The completed couplings, bottoms, appurtenances, stiffening rings and cylinders are next assembled. The stiffening rings are inserted inside the cylinder until the side is adjacent to the 2.5 or 2.75 inch (for bottom or upper basket, respectively) perforated area in the center of the cylinder and attached by a sheet metal screw and four basket detents. 12. For the column bottom, two U-bolts and nuts and washers fasten the mounting bracket assembly to the plate of the basket end. Swivel Bracket Assemblies may be substituted for the U-bolt assemblies.", "negative": "Interconnection couplings and stiffening rings are located at the bottom and 6 ft. levels respectively of each basket section. The bottom coupling and stiffening ring are cylindrical in shape and approximately 3 inches high with a rolled internal lip. The lip provides stiffening to the basket. These couplings are attached to the ice basket by sheet metal screws and basket detents."}
{"query": "What does net counts per minute (cpm) measure in nuclear safety assessments?", "positive": "Net cpm is a measurement used to quantify the rate of radiation detected by sensors, expressed as counts per minute, which is crucial in evaluating the safety and operational performance of nuclear facilities.", "negative": "The proposed new system aims to improve efficiency and reduce operational costs across all divisions, fostering innovation and streamlining processes."}
{"query": "The cumulative usage factor (CUF) is critical to evaluate the potential for fatigue damage in reactor components.", "positive": "The program verifies the continued acceptability of existing fatigue analyses through transient cycle counting and calculation of cumulative CUF and CUFen values to demonstrate that they continue to meet the appropriate limits.", "negative": "The program utilizes the *FatiguePro\u2122* software which is a computerized data acquisition, recording, and tracking program."}
{"query": "emergency diesel generator performance specifications", "positive": "Southern Nuclear Operating Company (SNC) requests an amendment to the Technical Specifications (TS) for Vogtle Electric Generating Plant (VEGP) Units 1 and 2 to revise emergency diesel generator (EDG or DG) frequency and voltage ranges for TS 3.8.1, AC Sources \u2013 Operating, Surveillance Requirements (SR). These changes reflect incorporation of Technical Specification Task Force (TSTF) traveler TSTF-163, Revision 2, \"Minimum vs. Steady State Voltage and Frequency\" (ML040500733)(Reference 1), as well as changes to the steady state DG operating voltage and frequency ranges consistent with WCAP-17308-NP-A, \"Treatment of Diesel Generator (DG) Technical Specification Frequency and Voltage Tolerances,\" (ML17215A232) (Reference 2) methodology.", "negative": "The onsite standby power source for each 4.16 kV ESF bus is a dedicated DG. DGs A and B are dedicated to ESF buses A and B, respectively."}
{"query": "What materials are used for fire barriers in nuclear facilities?", "positive": "Fire Barriers (Penetration Seals and Fire Stops) consist of materials such as Grout, Gypsum, and Silicates, designed to function as fire barriers in indoor, uncontrolled environments.", "negative": "The Pressure Boundary is typically made from Cast Iron and is found in outdoor, external environments."}
{"query": "What is the maximum differential pressure in nuclear reactor operations?", "positive": "Maximum Diff Pressure: 0.6520E+01", "negative": "43  |  5                 | 0.0                  | 0.0        | C.L. 6  | -0.9160E+01           | 0.0630     | H.L. 6  |"}
{"query": "What is the role of soil analysis in nuclear reactor safety assessments?", "positive": "The analysis of soil characteristics is essential for ensuring the stability and safety of nuclear reactor foundations, as highlighted in the regulatory requirements set forth by the NRC.", "negative": "Recent studies have shown that the cooling systems in advanced reactors significantly improve thermal efficiency, thereby enhancing overall reactor performance."}
{"query": "What are the predominant phytoplankton species found near the NFCS discharge?", "positive": "Phytoplankton collected in the Congaree River in the vicinity of the NFCS discharge in October 1974 were predominately the colonial green algae *Eudorina elegans* (Appendix 2.G, Table 2.G-11). Diatoms, blue-greens and euglenoids were also present. Average cell numbers in the river were approximately 500 cells per milliliter.", "negative": "Chironomids (*Chironomini* sp), annelid worms (*Limnodrilus udekemianus* and *Naididae* sp) and corbiculoid clams (*Corbicula fluminea*) were also frequently encountered."}
{"query": "low pressure emergency core cooling system", "positive": "Certain technical specification LCO periods are justified based on NEDO-24708A which states that for postulated LOCAs, one low pressure ECCS (one LPCI loop or one CS loop) and ADS to depressurize is adequate to reflood the vessel and maintain core cooling sufficient to preclude fuel damage.", "negative": "The operator will promptly enter T-101 (Reference 14) upon recognition of any of the following entry conditions:"}
{"query": "What is the Cathcart-Pawel equation used for in nuclear safety?", "positive": "Clearly, the Cathcart-Pawel equation is an equation for predicting the oxidation kinetics of Zircaloy specimens in furnaces; it is not adequate for predicting the oxidation kinetics of Zircaloy bundles in a nuclear power plant core in the event of a LOCA.", "negative": "It seems to me\u2014when the consequences of failure are serious\u2014then the ability of the codes to arrive at a conservative prediction must be verified in experiments of complexity and scale approaching those of the system being calculated."}
{"query": "Petitioners must file their contentions, including expert opinions and supporting references, within a specified timeframe to ensure their participation in the proceedings.", "positive": "The petition must include sufficient information to show that a genuine dispute exists with the applicant or licensee on a material issue of law or fact.", "negative": "The Commission will make a final determination on the issue of no significant hazards consideration."}
{"query": "Utilities must manage their relationships with fuel vendors to meet the unique needs of their respective plants.", "positive": "Each plant has its own association with a vendor or maybe some do it themselves. Methods are unique.", "negative": "This is Bob Martin. When it comes to what's limiting, it's always been a bit of a whack-a-mole with methods."}
{"query": "RBCLC temperature control mechanisms", "positive": "Further control of RBCLC temperature is performed by throttling further open the RBCLC heat exchanger Service Water outlet valves to raise Service Water flow through the heat exchanger.", "negative": "The only automatic temperature control mechanism, 15TCV-101, is already in the maximum cooling position."}
{"query": "nuclear regulatory certification", "positive": "Nuclear regulatory certifications are established procedures that ensure compliance with safety and operational standards as defined by regulatory authorities.", "negative": "The certification process for drinking water quality in states like New Jersey involves regular testing and reporting of water samples to ensure safety standards are met."}
{"query": "maximum TSC transfer time", "positive": "The time duration from the end of TSC annulus cooling, either by 24 hours in the pool or by the annulus circulating water system, through completion of vacuum drying and helium backfill shall not exceed the following:", "negative": "Prior to TRANSPORT OPERATIONS"}
{"query": "what is the Reactor Trip System", "positive": "The RTS initiates a unit shutdown, based on the values of selected unit parameters, to protect against violating the core fuel design limits and Reactor Coolant System (RCS) pressure boundary during anticipated operational occurrences and to assist the Engineered Safety Features Systems in mitigating accidents. The RTS and related instrumentation are identified in TS Table 3.3.1-1.", "negative": "Switching from time-based surveillance frequency for channel calibrations to a condition-based calibration frequency will not create any physical changes to the plants. The changes will not impact how the plants operate."}
{"query": "What is a Marinelli sample in nuclear analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "**Facility:** Dairyland, NPP"}
{"query": "The assessments related to qualitative considerations are made by the IDP following the guidance of Section 9.2.", "positive": "The assessments of the qualitative considerations are agreed upon by the IDP in accordance with Section 9.2.", "negative": "The IDP is responsible for reviewing the preliminary assessment to the same level of detail as the 50.69 team."}
{"query": "The assessment of the Unit 1 vessel welds indicates they meet the criteria set forth by Equivalent Margin Analysis.", "positive": "Therefore, Unit 1 vessel welds are bounded by Equivalent Margin Analysis.", "negative": "The percentage decrease measurements for the capsules show varying degrees of loss in strength, with the 4th capsule exhibiting the largest decrease."}
{"query": "archaeological site inventory", "positive": "Illinois Inventory of Archaeological Sites within 6 Miles of DNPS includes various site types such as unassigned lithic scatters, artifact scatters, and features that are either eligible or recommended for further testing based on their NRHP status.", "negative": "The limestone foundation and limestone lined well feature were noted but do not have associated eligibility criteria or recommendations for further action."}
{"query": "water quality data evaluation", "positive": "Water quality data will be evaluated for reasonableness and agreement with previous analyses by the analyst, and the Environmental Manager in accordance with the procedure outlined in Section 9.12.11.3.", "negative": "The reviewer will verify that the detection limits are 10% or less than the appropriate values listed within the Tables in 10 CFR 20, Appendix B."}
{"query": "What is the role of the Closed Treated Water Systems aging management program in nuclear safety?", "positive": "The Closed Treated Water Systems aging management program will be enhanced as follows: 1. Revise implementing procedures to manage the effects of cracking due to stress corrosion cracking in closed treated water systems.", "negative": "If fouling is identified, the overall effect is evaluated for reduction of heat transfer, flow blockage, and loss of material."}
{"query": "What is the significance of the Design Basis Accident in nuclear safety?", "positive": "The Design Basis Accident (DBA) represents the range of accidents that a nuclear facility is required to be designed to withstand, ensuring that public health and safety are maintained under credible accident scenarios.", "negative": "The cooling system operates by circulating water through the reactor core and then passing it through heat exchangers to remove excess heat from the system."}
{"query": "What is the role of monitoring for radiopharmaceutical extravasation in nuclear medicine?", "positive": "We do not monitor for radiopharmaceutical extravasation. Requiring that for every patient would add significant time to the patient imaging.", "negative": "These letters were from North Carolina Senator Tillis and Representatives Price, Holding, and Butterfield."}
{"query": "The NRC has outlined the need for engagement and monitoring of industry research related to safety protocols.", "positive": "Forwarding draft IAD UNR \u2013 includes 3 tasks: void swelling, engagement / monitoring industry research, IASSC CGR disposition curves at ASME Code.", "negative": "My biggest disappointment is that I didn\u2019t see anything on harvesting at all. It would be good if they at least indicated that we should pursue opportunities as they present themselves or something similar."}
{"query": "once-through cooling system", "positive": "License renewal applicant with a permitted once-through cooling system is not required to further evaluate the environmental impacts of that system or potential alternatives; CLI-22-5, 95 NRC 97, 103 (2022).", "negative": "Discretionary intervention is allowed only where at least one petitioner has established standing and identified an admissible contention, such that a hearing will be held; CLI-21-2, 95 NRC 1, 1 (2022)."}
{"query": "What is the significance of thorium in radiochemistry?", "positive": "Thorium 230, dissolved, is a parameter that is analyzed in radiochemistry but is not offered for certification or covered by NELAC certificate #ACZ.", "negative": "The ACZ Project ID for this documentation is L89090 and is associated with the Rio Algom Mining Company."}
{"query": "What is primary-plus-secondary stress evaluation in nuclear engineering?", "positive": "For the primary-plus-secondary stress evaluation, the reported maximum stress intensity is 30.35 ksi, with an allowable stress intensity of 48.9 ksi.", "negative": "Based upon the above evaluations, the use of a 1.30\u201d ID heater sleeve is acceptable relative to the criteria contained within the ASME Code."}
{"query": "Explain the impact of gas binding on natural circulation within a reactor.", "positive": "Gas binding can significantly impede natural circulation within a reactor by trapping gas bubbles in the coolant channels, reducing the effective flow of the coolant and potentially leading to overheating.", "negative": "The axial temperature and enthalpy profiles in a reactor coolant channel are influenced by various factors including the inlet temperature and heat generation rate."}
{"query": "The NELAC standard outlines various requirements for laboratory accreditation.", "positive": "The NELAC standard sets forth comprehensive guidelines that laboratories must follow to obtain and maintain accreditation.", "negative": "Effective analysis of laboratory results depends on the precision of the instruments used in testing."}
{"query": "weighted mean activity", "positive": "The weighted mean activity is a statistical measure used to estimate the average radioactivity of a set of nuclides in a sample, weighted by their respective uncertainties.", "negative": "Errors quoted at 2.0000 grams indicate that the measurements may have inherent inaccuracies, influencing the reported values."}
{"query": "What is the minimum initial assembly average enrichment required for low burnup PWR fuel?", "positive": "Minimum Initial Assembly Avg. Enrichment | 55 < Assembly Average Burnup \u2264 60 GWd/MTU | Minimum Cooling Time (years) | wt % 235U (E) | CE | WE | WE | B&W | WE | B&W | 17x17 | 17x17 | 2.1 \u2264 E < 2.3 | - | - | - | - | - | - | - | - | 2.3 \u2264 E < 2.5 | - | - | - | - | - | - | - | - | 2.5 \u2264 E < 2.7 | - | - | - | - | - | - | - | - | 2.7 \u2264 E < 2.9 | - | - | - | - | - | - | - | - | 2.9 \u2264 E < 3.1 | - | - | - | - | - | - | - | - | 3.1 \u2264 E < 3.3 | 41.3 | - | - | - | - | - | - | - | 3.3 \u2264 E < 3.5 | 32.5 | 37.6 | 39.1 | 41.2 | 39.8 | 39.7 | - | - | 3.5 \u2264 E < 3.7 | 31.7 | 35.4 | 38.9 | 41.0 | 39.6 | 39.5 | - | - | 3.7 \u2264 E < 3.9 | 31.4 | 33.6 | 38.7 | 41.0 | 39.4 | 39.3 | - | - | 3.9 \u2264 E < 4.1 | 31.1 | 33.4 | 38.6 | 40.8 | 39.3 | 39.1 | - | - | 4.1 \u2264 E < 4.3 | 30.9 | 33.2 | 40.6 | 39.1 | 39.0 | - | - | - | 4.3 \u2264 E < 4.5 | 30.7 | 33.0 | 38.3 | 40.0 | 36.9 | 38.9 | - | - | 4.5 \u2264 E < 4.7 | 30.5 | 32.8 | 38.1 | 40.3 | 38.7 | 38.7 | - | - | 4.7 \u2264 E < 4.9 | 30.3 | 32.6 | 38.0 | 40.1 | 38.7 | 38.6 | - | - | E \u2265 4.9 | 30.0 | 32.4 | 37.9 | 40.1 | 38.6 | 38.5 | - | -", "negative": "The Low Burnup PWR Fuel Loading Table specifies several parameters including maximum assembly average burnup and minimum assembly average initial enrichment, all of which are crucial for ensuring safe reactor operation."}
{"query": "structural bolting aging management", "positive": "Loss of preload due to self-loosening", "negative": "The study also assessed various environmental impacts on structural integrity."}
{"query": "auxiliary feedwater system functions", "positive": "The auxiliary feedwater system is actuated by the low-low steam generator water level signal.", "negative": "Following the reactor and turbine trip from full load, the water level in the steam generators will fall due to the reduction of steam generator void fraction, and because steam flow through the safety valves continues to dissipate the stored and generated heat."}
{"query": "calibrated ion chamber current", "positive": "Calibrated ion chamber current has 4 channels available with a range of 0-120% of full power and an indicated accuracy of \u00b1 2% of full span.", "negative": "The average flux of the top and bottom ion chamber varies between 0 to 120% of full power, with an accuracy of \u00b13% for indication, \u00b1 2% for recording."}
{"query": "What is the RICT program in nuclear regulatory processes?", "positive": "A qualitative assessment, utilizing the experience and judgment of the PRA engineer, is performed considering the potential change in basic event importance measures for each application. This assessment utilizes the experience and judgment of the PRA engineer to determine if there are any issues that are individually negligible but could collectively impact the RICT program.", "negative": "PRA model of record updates will typically be performed once every two fuel cycles but may be completed sooner depending on the changes or issues documented in the MCR database and at the discretion of management (NEI 06-09-A, Section 2.3.4, Item 7.1, and Section 2.3.5, Item 9.1)."}
{"query": "What is the significance of 10CFR50 Appendix R regarding fire safety in nuclear plants?", "positive": "This Fire Area complies with 10CFR50 Appendix R, Section III.G.3.", "negative": "Manual hose stations and portable extinguishers would extinguish fires and normal unit or SSS capability would be available."}
{"query": "What are the requirements for notifying the NRC about license termination?", "positive": "By 10 CFR 30.36(d) and/or license condition, notify NRC, promptly, in writing, and request termination of the license: a. When you decide to terminate all activities involving materials authorized under the license whether at the entire site or any separate building or outdoor area;", "negative": "You will receive a reminder notice approximately 90 days before the expiration date."}
{"query": "Water levels at various monitoring points are essential for understanding groundwater conditions.", "positive": "Water level taken on 1/6/1994.", "negative": "The Church Rock Project involves various wells that monitor geological and hydrological conditions."}
{"query": "anticipated transients without scram", "positive": "Anticipated Transients Without Scram (ATWS) refers to events that are expected to occur during the normal operation of a reactor, where the reactor does not automatically shut down as per its designed safety systems.", "negative": "The process of licensing a nuclear facility involves extensive reviews and assessments by the Nuclear Regulatory Commission (NRC) to ensure compliance with safety regulations."}
{"query": "water chemistry analysis in nuclear licensing", "positive": "The water chemistry results include parameters such as alkalinity as CaCO3, bicarbonate as CaCO3, and conductivity @25C among others, which are essential in understanding the quality of groundwater in nuclear projects.", "negative": "The package included the Project Information section detailing the Company, Project ID, Sample ID, Date Sampled, and Date Received, although this information does not pertain to the water chemistry analysis."}
{"query": "What are significance levels used by the NRC in environmental impact assessments?", "positive": "The NRC assigns a significance level of SMALL, MODERATE, or LARGE for most site-specific issues.", "negative": "Oconee Station is located on the shore of Lake Keowee in eastern Oconee County, South Carolina, approximately 8 mi (13 km) northeast of the city of Seneca, South Carolina."}
{"query": "What is the purpose of an Emergency Action Level (EAL) in nuclear safety?", "positive": "The intent of this EAL is to ensure that an emergency classification level is declared upon a loss of vital direct current (DC) power that compromises the ability to monitor and control operable safety systems.", "negative": "The licensee chose to modify this EAL set by using a site-specific implementation method that uses a modified numbering format and EAL sequence other than that provided in the generic EAL scheme development guidance."}
{"query": "The report must include a discussion on the condition monitoring of steam generator tubing over time.", "positive": "Discuss trending of tube degradation over the inspection interval and provide comparison of the prior operational assessment degradation projections to the as-found condition.", "negative": "The number and percentage of tubes plugged to date, and the effective plugging percentage in each steam generator."}
{"query": "shutdown cooling system components", "positive": "Heat Exchanger is designed for Heat Transfer and is made of Copper Alloy with less than 15% Zinc, operating in Closed Cycle Cooling Water (External) and Treated Water (Internal), with aging effects including Reduction of Heat Transfer that requires management through Closed Treated Water Systems (B.2.1.12) and a One-Time Inspection (B.2.1.20).", "negative": "Piping components can experience cumulative fatigue damage, which is managed through TLAA and one-time inspections as noted in various aging management programs."}
{"query": "The NRC mandates licensees to conduct regular testing and inspections of fire protection systems to ensure proper functionality and safety standards are met.", "positive": "The existing program is credited and will be enhanced as follows: Revise implementing procedures to ensure that flushes are in accordance with NFPA 25, 2011 Edition, section 7.3.2.1, to mitigate or prevent fouling, which can cause flow blockage or loss of material, by clearing corrosion products and sediment.", "negative": "Program enhancements, associated with inspections/tests required to be implemented prior to the subsequent period of extended operation, will be implemented no later than six months prior to the subsequent period of extended operation."}
{"query": "What is the latent heat of vaporization in nuclear engineering?", "positive": "--latent heat of vaporization      | 2.3        |", "negative": "Describe effects of pressure and temperature on density or specific volume of a gas | 2.4        |"}
{"query": "The results of gamma spectroscopy analysis indicated the presence of cesium-137 in all samples collected for review.", "positive": "Gamma spectroscopy results revealed that Cs-137 was positively identified in all six (6) of the investigational samples, at a maximum concentration of 1.57E+00 pCi/g.", "negative": "There was not an acceptable agreement between standard and duplicate results using Cs-137 in the comparison."}
{"query": "What is the significance of assembly average burnup in nuclear fuel?", "positive": "42 < Assembly Average Burnup < 43 GWd/MTU", "negative": "The NRC requires a comprehensive review of all safety-related systems during the licensing process."}
{"query": "quality assurance program in nuclear regulation", "positive": "The Quality Assurance Program ensures that all activities related to safety, reliability, and performance of safety systems are thoroughly evaluated and documented to meet regulatory requirements.", "negative": "The implementation of various safety measures includes regular training for personnel and the establishment of feedback mechanisms to enhance operational effectiveness."}
{"query": "What is a passive containment cooling system in nuclear safety?", "positive": "**EA 1.09** Passive containment cooling system 3.7", "negative": "The component cooling water system is essential for maintaining optimal temperatures in reactor operations."}
{"query": "What is the purpose of radiation shielding in nuclear facilities?", "positive": "Materials required to meet radiation shielding objectives are primarily concrete, water, and steel.", "negative": "Seals, gaskets (including elastomers), compressible joints, and moisture barriers within the scope of license renewal include those items that perform license renewal intended functions such as shelter and protection, structural pressure barrier, and HELB/MELB shielding for structures and components that are within the scope of license renewal."}
{"query": "buried piping inspection program", "positive": "The following examples of operating experience provide objective evidence that the Buried Piping and Tanks Inspection Program will be effective in assuring that intended functions are maintained consistent with the current licensing basis for the subsequent period of extended operation.", "negative": "Revise implementing procedures to state that cracks in cementitious backfill that could admit groundwater to the surface of the component are not acceptable."}
{"query": "What is a homogenous matrix in the context of nuclear sampling?", "positive": "*Homogenous Matrix* Sample 485191030 (L1-SUB-SRX-AJFC-009-CV) was non-homogenous matrix.", "negative": "The samples in this SDG were analyzed on an \"as received\" basis."}
{"query": "IPAWS-WEA alert system", "positive": "IPAWS-WEA is used as the primary alerting method to alert residents and the transient population within the RBS plume exposure pathway EPZ. IPAWS-WEA broadcasts alerts and warnings from cell towers to any WEA-enabled mobile device within a geographically targeted area, alerting and notifying individuals of an emergency.", "negative": "The RBS License contains no special license conditions relating to the type of Alert and Notification System."}
{"query": "What is the TLAA related to neutron embrittlement?", "positive": "Certain aspects of neutron irradiation embrittlement are TLAA as defined in 10 CFR 54.3. TLAA are required to be evaluated in accordance with 10 CFR 54.21(c)(1).", "negative": "As discussed in item 3.1-1, O14, loss of fracture toughness due to neutron irradiation embrittlement could occur in the RV shells."}
{"query": "What is weighed mean activity in nuclear regulatory filings?", "positive": "Weighted mean activity is a measure used to quantify the average activity of a nuclide per gram, accounting for the respective uncertainties and contributions from different isotope compositions.", "negative": "The table lists various nuclides along with their corresponding confidence levels and comments, which are essential for assessing the overall radiological safety of a facility."}
{"query": "What are the specifications for measuring activity concentration of radionuclides?", "positive": "The activity concentration of radionuclides is measured in pCi/g Dry, indicating the amount of radioactive material per gram of dry weight.", "negative": "The equipment used for measuring the activity concentration includes various detectors and calibration standards to ensure accuracy."}
{"query": "What is the function of the Standby Gas Treatment System in a nuclear plant?", "positive": "The Standby Gas Treatment (SGT) system is designed to remove radioactive particulate and iodine from the containment atmosphere during an accident scenario.", "negative": "The Main Turbine Pressure Regulation System is crucial for maintaining the proper pressure within the turbine to ensure efficient steam flow and energy conversion."}
{"query": "NEPA environmental impacts", "positive": "Duke has violated NEPA and 10 C.F.R. \u00a751.53(c)(3)(iv) by failing to address \u201cnew and significant information regarding the environmental impacts of license renewal of which [Duke] is aware.\u201d", "negative": "The Commission should review 10 C.F.R. \u00a751.53(c)(3) and the categorical exclusions of 10 C.F.R. Part 51, [Subpart] A, Appendix B, and require Duke to address those impacts in a complete environmental impact analysis, as set forth in 10 C.F.R. \u00a751.45."}
{"query": "emergency termination definition", "positive": "Emergency termination means that RBS has the plant in a safe and stable condition. The Parish will then start planning for recovery and reentry into areas that may have been affected.", "negative": "Ensure the Sheriff Department/law enforcement resources are stationed to assist in the evacuation of people and to provide security and control access to the evacuated area."}
{"query": "What are suppression chamber-to-drywell vacuum breakers?", "positive": "Nine suppression chamber-to-drywell vacuum breakers shall be OPERABLE for opening.", "negative": "Twelve suppression chamber-to-drywell vacuum breakers shall be closed."}
{"query": "Risk Informed Completion Time Program", "positive": "The Risk Informed Completion Time Program requires recalculation of the RICT to reflect changing plant conditions.", "negative": "The 7-day Completion Time may be applied as discussed in Example 1.3-2."}
{"query": "What is the purpose of a nuclear licensing application?", "positive": "A nuclear licensing application is required to obtain permission from the regulatory body to construct or operate a nuclear facility, ensuring compliance with safety standards and regulations.", "negative": "The energy efficiency of the new reactor design has shown promising results during preliminary testing phases."}
{"query": "The NRC mandates that licensees must evaluate critical heat flux under various operating conditions.", "positive": "The COBRA-FLX code employs the ORFEO-HMP correlation to predict the critical heat flux for a range of thermal-hydraulic conditions in nuclear reactors.", "negative": "Table B-2 outlines the specific conditions under which various test assemblies were evaluated, detailing parameters such as temperature and pressure."}
{"query": "The process of managing extraction steam and auxiliary systems is crucial when transitioning reactor power levels during operations.", "positive": "IF #3 Extraction Steam in service to Auxiliary Steam Header, THEN PERFORM one of the following (NA option NOT used): - PLACE Auxiliary Boiler in service per 0-SOI-12.01. - PLACE U2 #3 Extraction Steam in service to the Auxiliary Steam Header per 0-SOI-44.01. - REMOVE Building Heat System from service using 0-SOI-44.01.", "negative": "CHECK Permissive 70-C, P-8 LO PWR-FLOW TRIP BLOCKED, LIT."}
{"query": "What is BOP VC-20 in nuclear operations?", "positive": "Contrary to the above, on July 7, 2024, the licensee failed to implement step F.2.f.6 and F.2.f.7 of BOP VC-20.", "negative": "The inspectors verified no proprietary information was retained or documented in this report."}
{"query": "What happens to the DNBR when one RCCA is fully inserted?", "positive": "For RCCA misalignments with one RCCA fully inserted, the DNBR does not fall below the limit value.", "negative": "Following reactor trip, normal shutdown procedures are followed."}
{"query": "spent nuclear fuel", "positive": "Spent nuclear fuel (SNF) is the used fuel that has been irradiated in a nuclear reactor and is no longer able to effectively sustain a nuclear reaction.", "negative": "Stormwater Pollution Prevention Plan outlines the measures that should be taken to prevent pollutants from entering storm drainage systems."}
{"query": "post accident sampling procedures", "positive": "A contingency plan, controlled by normal Chemistry procedures, has been developed for obtaining and analyzing highly radioactive samples of reactor coolant, containment sump, and containment atmosphere.", "negative": "In order to support the data acquisitions need of the emergency response facilities, the PCS has been installed."}
{"query": "Operational Derived Concentration Guideline Levels", "positive": "The dose contribution from soil in survey unit L1-010-106 is 0.2603 mrem/yr TEDE, based on the average concentration of the ROC in samples used for non-parametric statistical sampling.", "negative": "Survey unit L1-010-106 is acceptable for unrestricted release."}
{"query": "What is the function of flow devices in a reactor recirculation system?", "positive": "Flow Device (Class 1) is designed to function as a Pressure Boundary and Throttle in the Reactor Recirculation System.", "negative": "The subsequent license renewal boundary drawings include various document identifiers ranging from 1-47E817-1-SLR to 3-47E844-2-SLR."}
{"query": "The guidance for assessing digital safety systems must include considerations for common cause failures.", "positive": "Final Draft Revision 8 of Standard Review Plan Branch Technical Position 7-19, \u201cGuidance for Evaluation of Defense-in-Depth and Diversity to Address Common Cause Failure Due to Latent Defects in Digital Safety Systems,\u201d dated November 23, 2020, ADAMS Accession No. ML20328A157", "negative": "Documentation of Receipt of Applicable Official NRC Notices to the Advisory Committee on Reactor Safeguards for November 2020, dated November 19, 2020, ADAMS Accession No. ML20317A122."}
{"query": "Equivalent Margin Analysis in nuclear reactor safety", "positive": "Therefore, vessel plate is bounded by Equivalent Margin Analysis.", "negative": "Comparison of Limiting % Decrease Value to Limit:"}
{"query": "What is the significance of the steam-zirconium reaction in nuclear accidents?", "positive": "Therefore the fraction of released fission products is significantly less than was anticipated from the fuel melting or a so-called \u201csteam-explosion\u201d scenario. Also, the fiery steam-zirconium reaction results in a much higher than anticipated (from any other scenarios) rate of Hydrogen production, which in turn requires a review of containment designs.", "negative": "In all three of the compared cases, it took several hours of ill-fated actions or in-actions of the operators to cause the ignition condition."}
{"query": "What is the double contingency principle in nuclear safety?", "positive": "Criticality accident sequences: Use the double contingency principle (DCP) with the criteria presented in the three bullets shown in NUREG-1520 p. 5-A-7 and 5-A-8 (i.e., DCP +3). Use -4 (risk-indexed highly unlikely) for risk indexing.", "negative": "The NRC staff and TRISO-X agree in principle that the options identified above would resolve the definitions of unlikely and highly unlikely."}
{"query": "The NRC mandates that licensees comply with specific analytical methods to ensure the accurate reporting of radioactive substance levels.", "positive": "Strontium-90                   | U         | -0.0221     | +/-0.155         | 0.310 | 0.400 | pCi/g | JXC9 | 08/10/19 | 1515 | 1899425 | 1", "negative": "The purpose of the LACBWR Site Restoration Project is to restore the site to meet current regulatory requirements."}
{"query": "nuclide minimum detectable activity MDA", "positive": "The nuclide minimum detectable activity (MDA) is defined as the smallest activity level of a specific nuclide that can be reliably determined by the measurement process.", "negative": "The energy of K-40 is measured at 1460.75 keV and has a yield of 10.67%."}
{"query": "What are Function Restoration Procedures in nuclear reactor safety?", "positive": "The Shift Foreman will monitor the Function Restoration Procedures for information only until a specific point is reached while performing: 1. E-1.3, Transfer to Cold Leg Recirculation 2. ECA-0.2, Loss of All AC Power With SI Required 3. ECA-2.1, Uncontrolled Depressurization of All Steam Generators", "negative": "The examination outline includes guidelines on knowledge of the operational implications of EOP warnings, cautions, and notes."}
{"query": "defense in depth in nuclear safety", "positive": "Defense in depth is a key safety principle applied in the design and operation of nuclear facilities, which ensures multiple layers of protection against accidents and unauthorized access to nuclear materials.", "negative": "The contributors of this report include senior specialists and coordinators responsible for operations at Limerick, ensuring thorough reviews and assessments are conducted."}
{"query": "What documentation is necessary for ensuring compliance with the operational standards of nuclear units?", "positive": "Framatome Inc., Doc. No. 51-9234739-001, Florida Power and Light Turkey Point Nuclear Units 3&4 Digital Modernization Cyber Security Plan, dated July 6, 2021", "negative": "Vendor Oversight Plan"}
{"query": "elastomer degradation in nuclear safety systems", "positive": "Consistent with NUREG-2191. The External Surfaces Monitoring of Mechanical Components (B.2.1.23) program will be used to manage hardening and loss of strength of the elastomer ducting and components exposed to air - indoor uncontrolled in the Standby Gas Treatment System.", "negative": "Consistent with NUREG-2191. The External Surfaces Monitoring of Mechanical Components (B.2.1.23) program will be used to manage loss of material of the carbon or low alloy steel with stainless steel cladding, carbon steel and cast iron accumulator, blower housing, compressor housing, ducting and components, flexible connection, gearbox, heat exchanger components, hoses, piping, components, pump casings, tanks, turbine casings, and valve bodies exposed to air - indoor uncontrolled and air - outdoor in the Containment Atmospheric Control System, Core Spray System, High Pressure Coolant Injection System, Isolation Condenser System, Low Pressure Coolant Injection System, Primary Containment Isolation System, and Standby Gas Treatment System."}
{"query": "The NRC assesses the sufficiency of information in licensing applications.", "positive": "Sufficient Information is a status indicating that the NRC has enough data to proceed with the regulatory review process.", "negative": "ITAAC Deleted Per License Amendment 85 signifies that the item has been removed from the list of inspection requirements."}
{"query": "What is an AMP in the context of nuclear aging management?", "positive": "Aging Management Programs (AMPs) are established to monitor the aging effects of components based on their material, environment, and operational conditions as specified in NUREG-1801.", "negative": "The DCPP Water Chemistry AMP and the DCPP ASME Section XI Inservice Inspection Subsections IWB, IWC and IWD AMP will be used to manage this aging effect for CASS components."}
{"query": "aging management review results", "positive": "The DCPP Structures Monitoring AMP (B.2.3.33) will be used to manage loss of material due to corrosion of steel (Non-ASME) support members, welds, and other structural components that are exposed to plant indoor air or atmosphere/weather environment.", "negative": "The DCPP Fire Protection AMP (B.2.3.14) will manage loss of material for cable trays credited for fire protection."}
{"query": "What is the significance of Nickel-63 in nuclear analytical methods?", "positive": "Liquid Scint Ni63, Solid \"Dry Weight Corrected\" | Nickel-63 | 50.4 | +/3.53 | 3.28 | 5.00 | pCi/g | TXJI | 11/18/17 | 1302 | 1715705 | 12", "negative": "The NRC mandates that all licensees must conduct thorough assessments to ensure compliance with safety standards."}
{"query": "The Medical Support Facilities Communications Systems are designed to ensure reliable communication between ambulances and hospitals.", "positive": "A coordinated communication link for hospitals and ambulances is provided by the Medical Support Facilities Communications Systems.", "negative": "Fixed, mobile, and hand-held radios operating on law enforcement and fire/rescue frequencies provide for communication means between the Parish EOC and representatives from the following organizations:"}
{"query": "control of heavy loads at nuclear power plants", "positive": "RG 1.244, Revision 0, \u201cControl of Heavy Loads at Nuclear Facilities\u201d (ML21006A346) provides guidelines for managing the risks associated with lifting heavy loads in nuclear power facilities, emphasizing safety and compliance with regulatory standards.", "negative": "The revision history for IP 50003 outlines the changes made to the inspection procedure, including updates to the inspection criteria and compliance deadlines."}
{"query": "The NRC oversees the assessment and management of radioactive waste at recovery facilities.", "positive": "Radioactive Waste Management and Transportation at Uranium Recovery and 11e.(2) Byproduct Material Facilities 10/08/21 (21-034)", "negative": "Emergency Preparedness and Fire Protection at Uranium Recovery and 11e.(2)"}
{"query": "gross beta activity in airborne particulates", "positive": "Annual average gross beta activity in airborne particulates for 1973 was measured at 3.5, 1.6, and 3.5 for various locations.", "negative": "The data collected at 6.5 miles NE of the plant includes records from 1/73 to 6/73 with 24 samples analyzed."}
{"query": "What are the requirements for nuclear reactor licensing?", "positive": "The licensing process for nuclear reactors involves a comprehensive evaluation of safety, operational, and environmental factors as mandated by regulatory bodies such as the Nuclear Regulatory Commission (NRC).", "negative": "In the declaration, the applicant must provide data on the projected economic impact and market analysis to demonstrate the viability of the project."}
{"query": "The review of the safety analysis report is essential for ensuring compliance with regulatory standards.", "positive": "The safety analysis report must include a detailed assessment of potential accidents and their consequences to comply with NRC regulations.", "negative": "The communication between team members is vital for maintaining an efficient workflow."}
{"query": "What is the purpose of closing the containment isolation valve during a nuclear emergency?", "positive": "Closing the isolation valves is essential to safety since failure to do results in radiation release continuing beyond containment.", "negative": "Given the major event in this scenario (SBLOCA), the open path between containment and the Auxiliary building represents the loss of a second fission product barrier."}
{"query": "failure probability of main steam isolation valve", "positive": "Failure Probability (demand) (Note 3) represents the likelihood of the valve failing to operate as intended during a specific demand event, which is essential in determining the reliability and safety of the main steam isolation system.", "negative": "Inboard Valve Number (Note 2) is associated with the identification of valves within the system and does not directly relate to the performance evaluation of the main steam isolation valves."}
{"query": "What is the purpose of inspections according to NRC standards?", "positive": "Inspections were conducted using the appropriate portions of the inspection procedures (IPs) in effect at the beginning of the inspection unless otherwise noted.", "negative": "The inspectors evaluated the adequacy of the overall preparations to protect risk-significant systems, including the 345 kV and 138 kV switchyard from impending severe weather with expected temperatures below freezing on December 2 and 9, 2024."}
{"query": "Pressurized Thermal Shock regulations", "positive": "The Pressurized Thermal Shock (PTS) Rule was approved by the U.S. Nuclear Regulatory Commission on June 20, 1985, and appeared in the Federal Register on July 23, 1985. The PTS Rule outlines regulations to address the potential for PTS events on reactor vessels in nuclear power plants.", "negative": "The stated administrative controls and the use of redundant dual setpoint relief valves will not require operator action until 10 minutes after a transient is in progress."}
{"query": "The Engineered Safeguards Actuation System is essential for automatic responses in emergency scenarios.", "positive": "Safety Function 2, Reactor Coolant System Inventory Control, Engineered Safeguards Actuation System, added knowledge K 4.36, Containment vacuum relief actuation.", "negative": "1.10.1, revised the definitions of emergency and abnormal evolutions to be consistent with the definitions provided in the other NRC K/A catalogs."}
{"query": "The NRC assesses potential discrepancies in evaluation models, particularly regarding thermal and fluid dynamics.", "positive": "There was one evaluation model change or error correction made during the reporting period.", "negative": "The EXEM BWR-2000 methodology has remained stable without any changes or errors during this evaluation period."}
{"query": "What is the significance of matrix solid swelling in nuclear fuel modeling?", "positive": "The matrix solid swelling model is classified as an independent model, typically based on the swelling rate coefficient, and is described in Section 7.4.1 of Reference 5.", "negative": "Fuel diameter and length changes result from the combination of several interrelated models including but not limited to matrix solid swelling, short- and long-term densification, relocation, gaseous swelling, and fuel creep."}
{"query": "Monitoring of the Containment Spray System involves using instrumentation to measure critical parameters such as pressure and flow during operation.", "positive": "This section describes the instrumentation employed for the monitoring and actuation of the Containment Spray System. This instrumentation includes that which is used during normal and post-accident operation for measurement of temperature, pressure, and flow.", "negative": "The air test lines, for checking that spray nozzles are not obstructed, connect downstream of the isolation valve."}
{"query": "What are the necessary considerations for scheduling a briefing with stakeholders?", "positive": "Usually, briefings like this cannot be completed in less than an hour.", "negative": "I have attached a draft one-pager that could be used to brief Brian and Chris on the harvesting efforts in the context of their questions regarding the ANL travel."}
{"query": "The potentiometric surface of the Black Mingo Aquifer indicates the levels of groundwater flow and pressure in relation to the surrounding geographical features.", "positive": "Groundwater Elevation: 114.31'", "negative": "The Mill Creek flows through the identified zones, influencing the surrounding hydrology and ecology."}
{"query": "What is the purpose of the Emergency Core Cooling System in a reactor?", "positive": "The Emergency Core Cooling System (ECCS) is designed to provide cooling to the reactor core under accident conditions, ensuring that the core remains covered with coolant to prevent overheating and potential core damage.", "negative": "The Code of Federal Regulations (CFR) provides guidelines that govern nuclear power plant operations and safety regulations across the United States."}
{"query": "The analysis indicates that there are no recent seismic activities related to the faults mapped within the Chopawamsic Terrane.", "positive": "Based on the absence of geomorphic expression, absence of seismicity, and absence of offset of Quaternary surficial deposits it is concluded that the Sturgeon Creek fault is not a capable tectonic source.", "negative": "Three other bedrock faults are mapped within the Chopawamsic terrane within 5 miles of the ESP site."}
{"query": "What is the purpose of the ADVANCE Act in relation to nuclear energy?", "positive": "The ADVANCE Act (Accelerating Deployment of Versatile, Advanced Nuclear for Clean Energy Act of 2024) aims to promote the development and deployment of advanced nuclear technologies to enhance clean energy production.", "negative": "The United States Nuclear Regulatory Commission is responsible for ensuring safe and secure nuclear energy operations across the country."}
{"query": "What are the energy levels and yields for specific nuclides?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|-------------------------|-----------------------|\n| PA-228        | 105.00       | 16.30     | 1.72E+00              | 4.48E+00                |                       |", "negative": "The notification process for license modifications often involves submitting detailed documentation for approval to ensure compliance with regulatory standards."}
{"query": "What is the purpose of a Technical Specifications (TS) document in nuclear regulation?", "positive": "The Technical Specifications (TS) document outlines the safety limits, limiting conditions for operation, and other key operational parameters that must be adhered to by the nuclear facility to ensure safe operation and compliance with regulatory requirements.", "negative": "The analysis of the system used to monitor environmental conditions includes parameters like temperature, humidity, and pressure, which can significantly influence the operational efficiency of the reactor."}
{"query": "What are the units used for measuring radioactivity in nuclear licensing?", "positive": "The measurements reported are given in pCi/g Dry, which stands for picocuries per gram of dry material, indicating the radioactivity per unit weight of the dry sample.", "negative": "The uncertainty of the measurement is calculated as 1.69E+00, providing an estimate of the variation or error in the measurement results."}
{"query": "What is the purpose of an affidavit in nuclear regulatory submissions?", "positive": "I declare that the averments of fact set forth in this Affidavit are true and correct to the best of my knowledge, information, and belief.", "negative": "Executed on: 7/11/2022"}
{"query": "The Service Air System plays a crucial role in providing necessary pressurized air to various systems throughout the plant, including support for safety-related functions.", "positive": "The Service Air System provides pressurized air to: - Hose connections throughout the plant and yard - Miscellaneous equipment in the SLC System, Ametrap Condenser Tube Cleaning System (subsystem of the CCW System), Condensate Demineralizer Air Surge System, and the Radwaste System", "negative": "The aging management review results for these components are provided in Table 3.3.2-11, Control Air System - Summary of Aging Management Evaluation."}
{"query": "The report requires a confidence index threshold for nuclide identification.", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The radiation sources in the chemical and volume control system are primarily determined by the radionuclides present in the reactor coolant.", "positive": "Radiation sources in the CVCS consist of radionuclides carried in the reactor coolant.", "negative": "The maximum blowdown rate to the blowdown demineralizers is 1.2 percent of the main steam rate."}
{"query": "What is the initial RCS flow rate in nuclear reactor safety analysis?", "positive": "Initial RCS flow rate is biased to the low condition.", "negative": "Automatic rod control is disabled."}
{"query": "The NRC utilizes guidance documents to ensure that licensing processes for advanced reactor applications are efficiently reviewed.", "positive": "This REP was developed with consideration of the Nuclear Energy Institute (NEI) draft \u201cIndustry Guideline for Development of a Regulatory Engagement Plan\u201d and Appendix A to the NRC\u2019s DANU-ISG-202-01, \u201cInterim Staff Guidance, Review of Risk-Informed, Technology-Inclusive Advanced Reactor Applications \u2013 Roadmap,\u201d March 2024.", "negative": "The EN REP is not intended to duplicate that effort."}
{"query": "Assessment of aging effects is vital for maintaining the integrity of concrete structures such as those in PWR and BWR designs.", "positive": "Increase in porosity and permeability due to leaching of calcium hydroxide and carbonation could occur in inaccessible areas of concrete elements of PWR and BWR concrete steel containments. Further evaluation is recommended to determine the need for a plant-specific AMP or plant-specific enhancements to ASME Code Section XI, Subsection IWL and/or Structures Monitoring AMPs, essential to managing these aging effects if leaching is observed in accessible areas that impact intended functions. Acceptance criteria are described in BTP RLSB-1 (Appendix A.1 of this SRP-SLR).", "negative": "The Primary Containment structure is completely enclosed and sheltered within the air - indoor environment of the Reactor Building and mounted on support structures that transmit loads to the concrete foundation of the Reactor Building as shown in UFSAR Figures 3.8-1, 6.2-1, and 6.2-2."}
{"query": "100-year return interval precipitation", "positive": "The 100-year return interval 48-hour duration liquid equivalent precipitation is available for the HCS from NOAA, 2020a.", "negative": "A network of 10 meteorological towers and two sound detection and ranging instruments (SODARs) have been installed around ORNL and the Y-12 National Security Complex (Y-12) as part of the environmental monitoring program supporting the Oak Ridge Reservation (ORR) (ORR, 2020; Chapter 6)."}
{"query": "What is the significance of the eastern prairie fringed orchid in the context of environmental assessments for nuclear power projects?", "positive": "The eastern prairie fringed orchid (*Platanthera leucophaea*) is listed as endangered at the state level and threatened at the federal level.", "negative": "The lakeside daisy (*Hymenoxys herbacea*) is listed as an endangered species at the state level and threatened at the federal level."}
{"query": "The evaluation of the Emergency Core Cooling System (ECCS) components is critical for ensuring proper core cooling during accident conditions.", "positive": "Table 6-123 summarizes the Emergency Core Cooling System Component Parameters which are essential for maintaining core cooling during an emergency.", "negative": "Table 6-108 outlines the analysis performed on malfunctioning annulus ventilation systems, assessing the potential impacts on plant operations."}
{"query": "material licensing requirements", "positive": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 70 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below; to use such material for the purpose(s) and at the place(s) designated below; to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "The license shall be deemed to contain the conditions specified below."}
{"query": "nuclear activity measurement", "positive": "| Nuclide | Activity (\u00b5C/gm) |\n|---------|------------------|\n| CE144   | 1.6E-12          |\n| PR143   | 4.7E-14          |\n| PR144   | 1.6E-12          |\n| NP239   | 2.9E-13          |\n| BR83    | 1.2E-14          |\n| BR84    | 4.0E-16          |\n| BR85    | 4.0E-19          |\n| I130    | 1.5E-13          |\n| I131    | 3.4E-10          |\n| I132    | 7.2E-12          |\n| I133    | 5.2E-11          |\n| I134    | 4.8E-14          |\n| I135    | 5.8E-12          |\n| RB86    | 1.5E-13          |\n| RB88    | 1.3E-14          |\n| CS134   | 2.7E-10          |\n| CS136   | 1.7E-11          |\n| CS137   | 2.7E-10          |\n| H3      | 5.3E-06          |\n| **Total** | **5.3E-06**  |\n| **Total (Non-Tritium)** | **1.4E-09** |", "negative": "The complexity of radiation monitoring systems requires comprehensive training and adherence to strict regulatory standards to ensure effective assessments."}
{"query": "What are the key features of FLEX equipment in PRA models?", "positive": "FLEX portable equipment is credited in the ANO-2 FPIE PRA (which includes IF) and FPRA.", "negative": "The addition of bounding impacts for seismic events has no impact on baseline PRA or RTR model."}
{"query": "fuel cladding temperature limit", "positive": "Verify that the time to complete the transfer of the TSC from the TRANSFER CASK to the CONCRETE CASK and from a CONCRETE CASK to another CONCRETE CASK assures that the fuel cladding temperature limit of 400\u00b0C is not exceeded.", "negative": "A program shall be established to implement FSAR requirements for ISFSI operations."}
{"query": "The documentation specifies that measurements of radioactive isotopes such as U-235 must be reported for regulatory compliance.", "positive": "U-235 is a radioactive isotope that is crucial for understanding nuclear reactions and is often evaluated in regulatory filings.", "negative": "The sample analysis includes various forms of uncertainty to ensure the accuracy and reliability of the measurements."}
{"query": "What is the significance of nuclide activity in monitoring radiation levels?", "positive": "The Wt mean Activity (pCi/M\u00b2) of each nuclide listed in the report indicates the amount of radiation emitted per square meter, which is crucial for determining the contamination levels in the environment.", "negative": "Errors quoted at 2.000 sigma indicate the level of uncertainty in the measurements reported, which is important for establishing the reliability of the data."}
{"query": "The NRC has initiated a review process for the application concerning the subsequent renewal of licenses for the Oconee Nuclear Station.", "positive": "This appendix contains a chronological listing of correspondence between the U.S. Nuclear Regulatory Commission (NRC) and external parties as part of the agency\u2019s environmental review of the Oconee Nuclear Station Units 1, 2, and 3 (Oconee Station) subsequent license renewal application.", "negative": "For scoping comments, see Appendix A of this environmental impact statement and the NRC\u2019s \u201cScoping Summary Report\u201d (Agencywide Documents Access and Management System [ADAMS] Accession No. ML21357A089; NRC 2022-TN8905) and \u201cSecond Summary Report\u201d (ML23304A138; NRC 2024-TN9478)."}
{"query": "The calculation of Risk Informed Completion Times must consider various hazard groups such as internal flooding risks.", "positive": "A RICT calculation must include the following hazard groups: internal flood and internal events PRA model, internal fire PRA model, and seismic penalty factor. Changes to these means assessing the hazard groups require prior to NRC approval.", "negative": "A report shall be submitted in accordance with Specification 5.6.9 before a newly developed method is used to calculate a RICT."}
{"query": "aqueous hydrogen fluoride production", "positive": "The DOE-Portsmouth produces 70% aqueous hydrogen fluoride but not anhydrous fluoride.", "negative": "Natural UF6 has the same chemical hazard as depleted UF6."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor includes a comprehensive review of the facility's design, safety analysis, and operational procedures to ensure compliance with regulatory standards.", "negative": "Framatome specializes in providing nuclear technology and services, including the development of advanced reactor solutions."}
{"query": "Zircaloy cladding oxidation rates", "positive": "Therefore, the NRC concludes that the petitioner did not provide sufficient information to support the revision of RG 1.157 and 10 CFR Part 50, Appendix K, to require that the rates of energy release, hydrogen generation, and Zircaloy cladding oxidation from the metal-water reaction of zirconium with steam considered in evaluation models used to calculate ECCS cooling performance be calculated based on data from cited experiments, instead of using the Cathcart-Pawel or Baker-Just equations.", "negative": "Isothermal tests provide this necessary temperature control. However, previous studies have applied the derived correlations to transients that include complex thermal-hydraulic conditions to verify that the proposed phenomena embodied in the correlations are limiting."}
{"query": "The NRC has approved guidance for evaluating the safety of internal components within a BWR reactor.", "positive": "As part of the BWRVIP initiative, the BWR reactor internals and attachments were subjected to a safety assessment to identify those components that provide a safety function and to determine if long-term actions were necessary to ensure continued safe operation.", "negative": "Inspection services, by an Authorized Inspection Agency, will be applied to the proposed alternative actions of this alternative request."}
{"query": "nuclear licensing process for technical safety", "positive": "There are no additional markups to TR-0516-49416-P as a result of this supplemental response.", "negative": "No changes to the SDAA are necessary."}
{"query": "The NRC staff agrees with Framatome's evaluation that the swelling rate of pellets and their densification are not interconnected and vary significantly across different levels of burnup.", "positive": "Framatome responded that the densification and solid swelling phenomena are not directly related and are predominant over different burnup ranges.", "negative": "The densification is primarily impacted by the [        ], therefore if bounding values of [        ] are input, then this should be acceptable."}
{"query": "average enrichment for PWR fuel assemblies", "positive": "The average enrichment of fuel assemblies in this table is categorized by different ranges of average burnup, specifically focused on the wt % of 235U for each type of assembly configuration listed.", "negative": "The cooling system is designed to ensure that the reactor core remains adequately cooled during both normal and emergency conditions, preventing overheating and maintaining safety."}
{"query": "What is the purpose of a risk-informed approach in nuclear safety regulation?", "positive": "The proposed risk-informed approach meets the key principles in RG 1.174 (Reference 2) in that it is consistent with the defense-in-depth philosophy, maintains sufficient safety margins, results in a very small increase in risk, and is monitored using performance measurement strategies.", "negative": "No new operator actions are implemented that could affect occupational radiation exposure. No physical modifications or changes to operating requirements are proposed for the facility, including any SSCs relied upon to mitigate the consequences of a LOCA."}
{"query": "aging management evaluation for concrete structures", "positive": "Increase in porosity and permeability; cracking; loss of material (spalling, scaling) due to aggressive chemical attack", "negative": "Structures Monitoring (B.1.33)"}
{"query": "What does NELAC certification ensure in laboratory analyses?", "positive": "Except as noted, the test results for the methods and parameters listed on ACZ\u2019s current NELAC certificate letter (#ACZ) meet all requirements of NELAC.", "negative": "If the samples are determined to be hazardous, additional charges apply for disposal (typically $11/sample)."}
{"query": "An understanding of the classifications of emergency conditions is vital for ensuring proper responses during nuclear incidents.", "positive": "Knowledge of the emergency action level thresholds and classifications.", "negative": "The evaluation settings for the training include a classroom environment where various scenarios may be practiced."}
{"query": "What is the significance of axial flux difference in nuclear reactors?", "positive": "The AFD is sensitive to many core related parameters such as control bank positions, core power level, axial burnup, axial xenon distribution, and, to a lesser extent, reactor coolant temperature and boron concentration.", "negative": "Safety analyses are critical for ensuring the integrity of the reactor under various operational scenarios."}
{"query": "The NRC mandates that licensees provide detailed safety analysis reports for the construction and operation of nuclear facilities.", "positive": "The safety analysis report must assess the potential impacts of nuclear facility operations on the surrounding environment and public health, ensuring compliance with regulatory standards.", "negative": "The geological survey indicated that the soil composition in the area consists mostly of clay and sand, which could affect the stability of future constructions."}
{"query": "nuclear licensing telework policies", "positive": "The Telework Directive and Operating Procedures have been updated to reflect the changes identified by the OIG. However, due to the COVID-19 pandemic, the Board approved Notice N-125.1 to provide flexibility on the use of telework during the pandemic.", "negative": "The proposed action meets the intent of the recommendation. This recommendation will be closed when OIG verifies that DNFSB has developed and implemented a checklist for telework recordkeeping to ensure the employee telework files are consistent."}
{"query": "RCS boron concentration", "positive": "Chemistry reports the RCS boron concentration has dropped more than 50 ppm and is LESS than the limit specified in the COLR.", "negative": "Unit 1 is in a Refueling Outage."}
{"query": "What is the source of power for the Train A Glycol Return Containment Valve?", "positive": "The power supply to Train A Glycol Return Containment Isolation Valve, 1-FCV-61-193, is from a 125V DC Vital Battery.", "negative": "The four options provided each describe a different battery board, but do not specify how they relate to safety protocols."}
{"query": "primary confinement isolation in nuclear safety", "positive": "2. Primary Confinement Isolation", "negative": "1) Main Steam Tunnel Differential Temperature \u2013 High"}
{"query": "What is the Risk Achievement Worth (RAW) methodology in nuclear safety assessments?", "positive": "**Risk Achievement Worth (RAW) Methodology:** Section 4, \u201cBTP 7-19 Position 4 Displays and Controls,\u201d of the D3 Analysis examines the five critical safety functions from SECY-93-0087 and defines the diverse controls to achieve each critical safety function and displays to monitor the performance of these functions from the control room.", "negative": "The D3 Analysis does not specify what the phrase \u201cRAW of \u2265 approximately 2\u201d means or how the RAW values are calculated."}
{"query": "What is the significance of Technical Specification TSTF-505 in nuclear licensing?", "positive": "Technical Specification TSTF-505 provides a pathway for licensees to propose changes to the regulatory framework for the maintenance of certain safety-related systems.", "negative": "The quarterly review of operational data allows for a comprehensive assessment of plant performance and highlights the importance of adhering to scheduled maintenance activities."}
{"query": "The NRC's regulatory framework mandates compliance with safety standards for spent nuclear fuel storage systems.", "positive": "This certificate is issued in accordance with 10 CFR 72.238, certifying that the storage design and contents described below meet the applicable safety standards set forth in 10 CFR Part 72, Subpart L, and on the basis of the final safety analysis report (FSAR) of the cask design.", "negative": "The concrete cask body is a reinforced concrete structure with a carbon steel inner liner."}
{"query": "The NRC ensures that nuclear plants are designed to endure severe environmental conditions without compromising safety.", "positive": "of the Surry Updated Final Safety Analysis Report (UFSAR) describes conformance with Atomic Energy Commission (AEC) Criterion 2 which corresponds to 10 CFR, Part 50, Appendix A, GDC 2, \u201cEnvironmental and dynamic effects design bases,\u201d which states that structures, systems, and components important to safety shall be designed to withstand the effects of natural phenomena such as earthquakes, tornadoes, hurricanes, floods, tsunami, and seiches without loss of capability to perform their safety functions.", "negative": "Gain a better understanding of the detailed calculations, analyses, and bases underlying the LAR and confirm the NRC staff\u2019s understanding of the LAR."}
{"query": "general license regulations for nuclear devices", "positive": "C. I am aware of the requirements of the general license, provided in 10 CFR 31.5.", "negative": "A. All Information contained in this registration is true and complete to the best of my knowledge and belief."}
{"query": "What are the assessments and analyses performed for hurricane impacts on nuclear safety?", "positive": "The NRC's assessment of hurricane impacts includes detailed analyses of historical storm tracks, tide data, and meteorological criteria for hurricanes, which inform the site safety analysis and emergency response planning for nuclear facilities.", "negative": "PSEG's Site Safety Analysis Report discusses several regulatory processes and requirements that nuclear facilities must meet for licensing, including quality assurance protocols and risk assessments, but does not specifically address hurricane impacts."}
{"query": "What is thermal aging embrittlement in cast austenitic stainless steel?", "positive": "Thermal Aging Embrittlement of Cast Austenitic Stainless Steel (CASS) is a phenomenon that occurs in austenitic stainless steel components, particularly those subjected to high temperatures over extended periods, leading to a loss of ductility and an increase in brittleness.", "negative": "Periodic Inspections for Selective Leaching are essential to ensure the structural integrity of piping systems, involving planned examinations to assess material degradation due to environmental factors."}
{"query": "What are the compliance requirements for the RadICS Platform in nuclear licensing?", "positive": "The Curtiss-Wright System Development Methodology meets the requirements specified in the RadICS Platform Topical Report and meets all NRC requirements for licensing the Peach Bottom ECCS CLS Replacement System.", "negative": "The following slides identify those sections of the RadICS Platform Topical Report that specify requirements for applications that utilize the RadICS Platform and define how the System and Application Development Methodology used for the Peach Bottom ECCS CLS Replacement Project complies with those requirements."}
{"query": "What are the radioactivity levels of radionuclides in soil samples?", "positive": "| Radionuclide   | SOP  | Cone | 2 Sigma | MDC       | Activity  | Uncertainty | Aliquot Volume | Aliquot Units | Reference Date | Count Count Units | Flag Values |\n|----------------|------|------|---------|-----------|-----------|-------------|----------------|---------------|----------------|-------------------|-------------|\n| TH-228 (AS)    | 2001 | 9.41E-01 | 4.358E-01 | 6.606E-01 | pCi/g     | 1.577       | 7 dry          |               | 11/02/20       | 60006           | sec         |", "negative": "### Sample ID: L89556-2\n- **Station:** PKH-BAS-2701-002\n- **Collect Start:** 08/18/2020 09:45\n- **Matrix:** Soil\n- **Volume:** (S)\n- **% Moisture:** 31.5"}
{"query": "The NRC's regulatory framework mandates thorough evaluations during licensing processes.", "positive": "The NRC conducts detailed safety evaluations as part of the licensing process before granting operating licenses to nuclear power plants.", "negative": "The name Alfred Krall has been associated with various regulatory activities within the NRC."}
{"query": "free drop test methodology", "positive": "Figure 2.12.1-3 illustrates the setup for CTU-1's Free Drop Test No. 1, depicting the method used to assess the performance of safety equipment.", "negative": "The reactor coolant system operates under high pressure to ensure that the core is adequately cooled during normal and emergency conditions."}
{"query": "The communication systems installed in medical facilities ensure reliable links between hospitals and ambulances.", "positive": "A coordinated communication link for hospitals and ambulances is provided by the Medical Support Facilities Communications Systems.", "negative": "Fixed, mobile and hand-held radios operating on law enforcement and fire/rescue frequencies provide for communication means between the Parish EOC and representatives from the following organizations:"}
{"query": "Species diversity and habitat utilization research was performed to assess the fauna within the specified site area.", "positive": "A mammalian survey was also performed during the spring of 1973 to determine species diversity and habitat utilization.", "negative": "The third most preferred habitat area appeared to be cultivated and old fields."}
{"query": "What are the requirements for the operational performance criteria in a walkthrough test?", "positive": "The operating test shall not duplicate items from the applicants' audit test(s) (see Section D.1.a.).", "negative": "The associated simulator operating tests (scenario sets) have been reviewed in accordance with Form ES-301-4, and a copy is attached."}
{"query": "The NRC has highlighted the importance of understanding stress corrosion cracking (SCC) in materials, particularly in relation to maintaining reactor component integrity.", "positive": "SCC refers to stress corrosion crack initiation and growth of susceptible materials under roughly constant stress operating conditions due to the corrosive environment.", "negative": "While fatigue can be a concern and lead to component failure, it is generally addressed conservatively through design standards and has not generally led to many safety-significant failures or flaws."}
{"query": "What do the site boundaries represent in a nuclear facility?", "positive": "The Site/Exclusion Area Boundary is represented by a dashed line on the map, indicating the boundary within which certain regulatory requirements are applicable.", "negative": "Lake Michigan is a prominent geographical feature influencing the environmental aspects of the Palisades Site."}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) represents the lowest activity level that can be reliably detected for a specific nuclide in a given sample, expressed in pCi/grams.", "negative": "The Peak Locate From Channel indicates the range of channels wherein the peak was detected during the analysis process."}
{"query": "The NRC assesses the environmental impacts of operating cooling systems at nuclear plants to protect terrestrial resources.", "positive": "For initial license renewals, the NRC codified its conclusion that doses to terrestrial organisms from continued operations and refurbishment associated with license renewal are expected to be well below exposure guidelines developed to protect these organisms.", "negative": "The plant releases small quantities of radioactive materials in a gaseous form and does not make routine releases of radioactive liquids."}
{"query": "The NRC will conduct an overview of the proposed undertaking during the visit.", "positive": "The purpose of the site visit is to conduct an overview of the proposed undertaking, focusing on the operational aspects of the Palisades Nuclear Plant.", "negative": "Holtec has reserved parking spots for the NRC and Tribal governments."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves multiple stages, including pre-application consultations, the submission of safety analysis reports, and public hearings, ensuring compliance with regulatory standards set by the Nuclear Regulatory Commission (NRC).", "negative": "Plant operators must consistently monitor the weather conditions to ensure safe operations and manage thermal efficiency."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX software is essential for analyzing critical heat flux in nuclear reactors and is an advancement of the original COBRA code designed to provide improved thermal-hydraulic modeling capabilities.", "negative": "The results from the grid tests indicated a significant improvement in the efficiency of the cooling system utilized in the reactor core."}
{"query": "The wind-wave activity calculation involves analyzing the effective fetch for the site.", "positive": "DRAWING SHOWING FETCH AND RADIALS USED TO DETERMINE EFFECTIVE FETCH FOR WIND-WAVE ACTIVITY CALCULATION AT INTAKE SCREENWELL AND SITE.", "negative": "SCALE IN FEET"}
{"query": "The regulation of radiopharmaceuticals is critical for ensuring patient safety during medical procedures.", "positive": "The NRC regulates the use of radiopharmaceuticals to ensure their safe application in medical treatments and diagnostic procedures.", "negative": "The findings indicate a substantial increase in the number of radiological treatments administered to patients over the five-year period."}
{"query": "The equations by Cathcart-Pawel and Baker-Just fail to properly account for the hydrogen production observed in specific experimental tests under critical conditions.", "positive": "The NRC staff further concluded that use of the Baker-Just equation results in sufficiently conservative calculations of the metal-water reaction rate that are appropriate for conservative ECCS evaluation models.", "negative": "The NRC neither agrees nor disagrees with the comments. The cited experiments were performed to better understand reactor behavior under severe conditions."}
{"query": "The NRC has determined that sufficient justification was not provided to modify regulations concerning core reflow rates.", "positive": "The NRC is denying PRM-50-93 and PRM-50-95. The petitioner did not present sufficient new information or arguments to support the requested changes.", "negative": "The NRC reaffirms that its existing regulations continue to provide reasonable assurance of adequate protection of public health and safety."}
{"query": "What is the function of the AACDG in a nuclear facility?", "positive": "The AACDG (commonly referred to as the station blackout diesel generator) can also be started and connected, from the Control Room, to power either 4.16 kV switchgear. The AACDG is a non-seismic backup power source with a higher rating than the safety-related DGs.", "negative": "Control Room Chillers are crucial for maintaining the temperature of electronic equipment within the control area, ensuring their optimal operation and reliability."}
{"query": "The NRC oversees the storage and organization of various technical documents crucial for reactor operations, such as the New Production Reactor documentation.", "positive": "**New Production Reactor (NPR)** documents at INL Storage (125 boxes-Idaho Falls). Working with Red Ink to scan and organize files for Export/Classification Reviews. Effort is underway.", "negative": "**Clinch River Breeder Reactor (CRBR) Project** documents. Contract initiated in Feb 2020. Scanning on hold (COVID-19). Iron Mountain will proceed as soon as possible (235 boxes + 75 reels of microfilm)."}
{"query": "What is the purpose of monitoring MFWP suction pressure in nuclear operations?", "positive": "The reason that the ARI directs MFWP suction press to be monitored is to ensure that it is maintained greater than 250 psid. If unable to recover suction pressure, the crew is required to trip one MFPT and go to 1-AOI-16, Loss of Normal Feedwater.", "negative": "Plausible because the first part is correct. The reason that the ARI directs MFWP suction press to be monitored is to ensure that it is maintained greater than 250 psid. The second part is plausible because the low suction pressure condition affects both MFPs."}
{"query": "Lead 210 regulation and measurement", "positive": "Lead 210, dissolved  **EICHROM OTW01** | ACZ ID         | Type       | Analyzed  | PCN/SCN  | QC | Sample | Error | LLD | Found | Error | LLD | Rec% | Lower | Upper | RPD/RER | Limit | Qual   | |----------------|------------|-----------|----------|----|--------|-------|-----|-------|-------|-----|------|-------|-------|-------|---------|-------|--------| | WG599018       | LCSW       | 10/14/24  | PCN625790|    | 96.74  | 1.2   | 5.8 | 53    | 2.2   | 5   | 55   | 55    | 121   |         |       |        |", "negative": "The testing team employed a series of standardized methods to ensure that all data collected are both reliable and accurate, following established protocols for data analysis."}
{"query": "nuclear decay products", "positive": "The table provides a comprehensive overview of various nuclides along with their decay products and fractions, pertinent to understanding nuclear decay processes.", "negative": "The reactor's cooling system includes three separate loops designed to maintain optimal temperature and pressure during reactor operations."}
{"query": "Dominion has to provide an evaluation of any new evidence that may influence the decision concerning the renewal of the reactor licenses.", "positive": "As required by 10 C.F.R. \u00a7 51.53(c)(iv), which requires an applicant to include in its ER a review of new and significant information, Dominion reviewed the North Anna PRA \u201cto determine if there is any new and significant information regarding the SAMA analyses\u201d that would affect the NRC\u2019s decision to renew the licenses for an additional 20-year term.", "negative": "In its first step of its qualitative screening process, the ER states that Dominion collected 283 industry SAMAs for evaluation."}
{"query": "What is the purpose of the Masonry Walls aging management program?", "positive": "The BFN Masonry Walls aging management program is an existing condition monitoring program and includes all masonry walls identified as performing intended functions in accordance with 10 CFR 54.4.", "negative": "Steel bracing, reinforcing and supports that are part of the masonry wall design are managed by the Structures Monitoring program (A.2.1.33)."}
{"query": "The NRC assesses the structural integrity of safety-related systems to ensure compliance with safety standards.", "positive": "The spent-fuel pool is an essential safety-related structure that must maintain its integrity to prevent the release of radioactive materials.", "negative": "Emergency preparedness drills are critical for ensuring that personnel can effectively respond to unexpected situations."}
{"query": "What is the role of aerosol removal in nuclear containment systems?", "positive": "Sprays: Aerosol Removal Data provides the removal coefficients for aerosols in the sprayed containment volume, indicating how effective the removal process is over time.", "negative": "Recruitment: 10 (%) indicates the percentage of receptors utilized in the deposition study, but does not relate to aerosol removal efficiency or containment processes."}
{"query": "Quality Assurance Program changes in nuclear regulation", "positive": "SNC is proposing changes to its Quality Assurance Program (QAP).", "negative": "The purpose of the meeting is to discuss the primary changes to the QAP as well as SNC\u2019s plan for submitting information to the NRC."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis was performed on the sample taken on 8/9/2019 1:48:00 PM using a 500 ml Marinelli geometry.", "negative": "The sample size recorded was 6.981E+02 grams and the facility conducting the sampling was Daryland_NPP."}
{"query": "The NRC conducts assessments to ensure compliance with safety protocols for radioactive materials used in reactor facilities.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The following Prep Methods were performed:"}
{"query": "seismic hazard evaluation", "positive": "For the ESP seismic hazard evaluation, the 1989 EPRI PSHA was reproduced using the 1989 seismic sources and 1989 ground motion models.", "negative": "These ground motion models were used without any correction for soil conditions, because, for purposes of the 1989 EPRI study, the North Anna site was considered a rock site."}
{"query": "ECCS injection subsystem requirements", "positive": "Verify, for the required ECCS injection/spray subsystem, locations susceptible to gas accumulation are sufficiently filled with water.", "negative": "Vessel injection/spray may be excluded."}
{"query": "The NRC recognizes that the development of operating procedures must take plant-specific activities into account during the application process.", "positive": "Operating procedures and retirement assessment activities are considered by the NRC staff to be plant specific activities. The NRC staff agrees that these activities can be performed as part of the application development. It is therefore acceptable for these activities to be addressed during application development and implementation.", "negative": "Addressed in PSAI 7.2 and satisfied by: - Licensing Topical Report - Operating procedures and retirement assessment will be performed by Constellation."}
{"query": "What is the significance of regulatory communications in nuclear safety?", "positive": "The NRC requires timely and effective communications regarding safety-related regulatory matters to ensure that all licensees understand their obligations under the law.", "negative": "Hi Ken, I\u2019ve compiled a list of the different topics where we would like to touch base with the PNNL team for additional discussion."}
{"query": "What are the requirements for a motion for reconsideration under NRC regulations?", "positive": "Under these regulations, a motion for reconsideration must demonstrate 'compelling circumstances, such as the existence of a clear and material error in a decision, which could not have been reasonably anticipated, that renders the decision invalid.'", "negative": "The court noted that the NRC 'fail[ed] to identify any statute that authorizes it not to comply with NEPA on equitable grounds,' and in Powertech we explicitly did not decide 'whether, or under what circumstances, an NRC presiding officer should perform an Allied-Signal-style equitable analysis in the first instance upon finding a significant NEPA deficiency.'"}
{"query": "Reactor coolant system temperature must be maintained within specific thresholds to ensure safety during operation.", "positive": "The combination of THERMAL POWER, Reactor Coolant System highest loop average temperature, and pressurizer pressure shall not exceed the limits shown in Figure 1.", "negative": "The cycle-specific parameter limits for the specifications listed above are presented in the following subsections."}
{"query": "What is the concentration of Nickel-63 measured in the nuclear sample?", "positive": "Nickel-63 was measured at a concentration of 0.774 pCi/g in the sample QC1204338395.", "negative": "Technetium-99 was reported to have a concentration of -0.357 pCi/g in the sample QC1204338401."}
{"query": "The NRC staff will engage with experts to discuss environmental information needs related to the audit.", "positive": "The supplemental environmental information needs of the U.S. Nuclear Regulatory Commission (NRC) staff for the Peach Bottom Nuclear Plant, Units 2 and 3 subsequent license renewal (SLR) application have been described in three categories: virtual tours, meetings, and information needs and document requests.", "negative": "The online portal will be password-protected, and separate passwords will be assigned to the NRC staff who are participating in the audit."}
{"query": "fiber penetration testing in nuclear strainer systems", "positive": "The test strainer for penetration testing was comprised of two prototypical strainer stacks that matched the key design parameters of the plant strainer stacks.", "negative": "The upstream portion for debris introduction and mixing, and the pit region where the test strainer was installed, as shown in Figure 3.4-1."}
{"query": "The licensing process requires thorough evaluation to ensure compliance with safety standards.", "positive": "The Terrapower Kemmerer Power Station Unit 1 is under construction and is undergoing a detailed review for its construction permit.", "negative": "The document distribution includes various members from different departments, such as NMSS and NRR."}
{"query": "What are the key components of a Safety Analysis Report for nuclear facilities?", "positive": "The Salem Generating Station Updated Final Safety Analysis Report outlines the various systems designed to ensure safety, including reactor core safety, containment structures, and emergency response protocols.", "negative": "The atmospheric conditions in the Eastern United States can vary greatly, affecting everything from precipitation patterns to temperature fluctuations throughout the year."}
{"query": "The analysis of new fuel racks requires adherence to several regulatory benchmarks and guidelines.", "positive": "New fuel rack analysis description is detailed in NEI 12-16, RG 1.240, using MCNP 6.2.", "negative": "Spent fuel storage rack analysis description is not applicable."}
{"query": "Details about the implementation procedures for reception centers are available in the official documentation.", "positive": "Information on the layout and capabilities of reception centers can be found in the Reception Center implementing procedures.", "negative": "Parish evacuees are directed to the reception center in East Baton Rouge Parish."}
{"query": "What is the significance of I-131 in nuclear safety assessments?", "positive": "I-131 is a radioactive isotope used in various medical applications, but it is also significant in nuclear safety assessments due to its health risks when released.", "negative": "Containment structures are designed to prevent the release of radioactive materials during normal operations and accidents."}
{"query": "The ASHPLUME2 model uses input parameters to simulate ash plume dispersion from volcanic events.", "positive": "Parameters are input into the ASHPLUME2 code through the ASHPLUM.IN file.", "negative": "The average speed during certain measurements was recorded at various atmospheric pressure levels."}
{"query": "The aging management programs are evaluated against the standards set forth in NUREG-2191, ensuring component integrity over time.", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "The TLAA designation in the Aging Management Programs column indicates that cumulative fatigue damage due to fatigue for this component is evaluated in Section 4.3."}
{"query": "dry weight basis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls, and process controls where applicable, with the following exceptions."}
{"query": "RadICS platform design capabilities", "positive": "The NRC staff determined the RadICS platform design is generally capable of supporting timely recognition, location, replacement, repair, and adjustment of malfunctioning equipment.", "negative": "Addressed in PSAI 7.11 and satisfied by: - Licensing Technical Report"}
{"query": "What are the measurements associated with radioactive isotopes in terms of energy and activity?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|--------------|--------------|-----------|-----------------------|-------------------------|-----------------------|\n| I-131        | 636.97       | 7.27      | 8.78E-03              | 8.70E-02                | 1.19E+00              |", "negative": "|              | 911.23      | 16.70     | 1.95E-01              | 7.89E+01                | 7.89E+01              |"}
{"query": "The NRC requests an evaluation of the heat transport systems used in advanced reactors.", "positive": "The Primary Heat Transport System (PHTS) is a crucial component in which heat is transferred from the reactor core to the heat exchangers in the nuclear power plant system.", "negative": "The regulatory framework requires licensees to submit periodic financial reports detailing their operational expenditures and revenues."}
{"query": "Reactor vessel head replacement inspections", "positive": "Conduct RV head post-installation verification and testing inspections in accordance with the inspection plan.", "negative": "Comprehensive NRC inspection of RV replacement activities involves coordination of inspections to review engineering, safety assessment, welding, NDE, quality assurance, radiation protection, security, and testing."}
{"query": "What does TSS refer to in the context of nuclear reactor safety analysis?", "positive": "The TSS (Temperature Safety System) is analyzed through results such as average liquid temperatures and exit pressures to ensure safety during reactor operations.", "negative": "The NRC has set comprehensive regulations that govern the operational procedures for nuclear facilities."}
{"query": "What are license renewal boundary drawings in nuclear regulations?", "positive": "The License Renewal Boundary Drawings include various sheets such as SLR-DRE-M-12, Sheet 2 and SLR-DRE-M-21, which provide detailed layouts and specifications for the license renewal process of nuclear facilities.", "negative": "The UFSAR references various sections like 1.2.4.4.2 and 9.3.1.6 that outline fundamental design and safety parameters critical to the operational integrity of the facility."}
{"query": "What is gamma spectrum analysis in nuclear safety assessments?", "positive": "Gamma spectrum analysis is a critical process used to identify and quantify radioactive isotopes in samples, ensuring accurate monitoring of safety and compliance in nuclear facilities.", "negative": "The sample was identified as L1-010-106-AJGS-029-SS and taken on 6/10/2019 at Dairyland_NPP, reflecting the operational timeline for regulatory filings."}
{"query": "import/export license applications", "positive": "The audit found that OIP approved license applications in a timely manner in compliance with 10 CFR 110 and effectively coordinated with other Federal agencies.", "negative": "However, license processing costs are under-recovered and the internal coordination relating to the proper review and approval of import/export license applications requires improvement to correct documentation weaknesses."}
{"query": "The calculation includes doses measured at specific locations throughout the facility.", "positive": "Dose Location 1 is defined in terms of its coordinates, measurements, and dose values represented in scientific notation.", "negative": "Simulation parameters for the calculations were established to ensure accuracy and reliability in the risk assessment."}
{"query": "The assessment of uncertainty in probabilistic risk assessments is crucial for evaluating nuclear safety.", "positive": "The treatment of parameter and model uncertainty is essential for developing accurate probabilistic risk assessments (PRAs) for nuclear facilities.", "negative": "The report outlines various methodologies and standards regarding nuclear power plants and their operational efficiencies."}
{"query": "The components of the primary loop in a nuclear reactor include critical elements such as the reactor vessel and the coolant pump.", "positive": "The General Arrangement of Primary Loop Equipment features a three-loop layout that includes essential components like the Reactor Coolant Pump, Reactor Vessel, and Steam Generator.", "negative": "The scale provided for the diagram is measured in feet, ensuring accurate representation of the physical dimensions of reactor components."}
{"query": "What is the function of the Auxiliary Component Cooling Water system in a nuclear facility?", "positive": "Auxiliary Component Cooling Water is designed to provide cooling to auxiliary systems during operation, and it is classified as a process system that is offline, with a mechanical code of ASME III-3.", "negative": "The Turbine Building Drain stops flow from turbine and control building drains system to the waste water retention basin."}
{"query": "What is the significance of G/Gmax curves in seismic analysis for nuclear plants?", "positive": "G/Gmax and Material Damping Curves for Soil Layer 1 provide important insights into the soil's response during seismic events, which is critical for ensuring the safety and stability of nuclear structures.", "negative": "Site Stratigraphic Column illustrates the various geological layers present at the site and their respective attributes, which impacts overall site characterization but does not specifically address seismic response."}
{"query": "What temperature range is suitable for the growth of Legionella bacteria?", "positive": "Legionella is susceptible to temperatures from 95\u00b0F to 122\u00b0F (35\u00b0C to 50\u00b0C); can persist in stagnant water.", "negative": "Infections occur when the amoeba enters the brain through the nose while swimming in warm lakes, rivers, or hot springs."}
{"query": "What is the yield percentage of K-40?", "positive": "| K-40         | 0.97  | 1460.75      | 10.67     | 5.85E+00              | 9.67E-01              |", "negative": "The energy tolerance for measurements is set to 1.000 keV."}
{"query": "ground motion seismic analysis", "positive": "The type of ground motion is categorized into various levels based on the observed seismic activity, which include strong shaking associated with local seismic sources that could affect infrastructure.", "negative": "Probability assessments typically range from low to high based on the historical seismicity, with measurements taken from geological surveys across the region."}
{"query": "The report indicates that the analysis of Sr-90 was conducted on the selected samples.", "positive": "Sr-90 was not detected on the off-site analysis of samples L2-011-101-FSGS-005-SS and L2-011-101-FSGS-013-SS.", "negative": "Gamma spectroscopy results revealed that no ROC were positively identified any judgmental sample."}
{"query": "What is the purpose of a check valve in nuclear safety systems?", "positive": "Check valves are utilized in nuclear systems to prevent backflow and ensure that fluid only moves in one direction, enhancing the safety and operational reliability of the system.", "negative": "The test pressure for check valves is critical to ensure that they function properly under normal operating conditions."}
{"query": "What is the role of containment structures in nuclear reactors?", "positive": "Containment structures are essential to prevent the release of radioactive materials in the event of an accident and are designed to withstand extreme pressures and temperatures.", "negative": "The heat exchangers in the reactor coolant system play a critical role in maintaining optimal temperature during normal operations and disasters."}
{"query": "What are the key safety systems in a nuclear reactor?", "positive": "Safety systems at a nuclear power plant are designed to prevent accidents and mitigate consequences in case of a potential incident, ensuring the safety of the public and the environment.", "negative": "The design of the reactor vessel is crucial for maintaining high pressure and temperature, which are necessary for efficient nuclear fission."}
{"query": "high pressure coolant injection system operation", "positive": "Knowledge of the operational implications of the following concepts as they apply to HIGH PRESSURE COOLANT INJECTION SYSTEM: Turbine operation: BWR-2,3,4", "negative": "A plant transient results in the following:\n\n| Time (min) | Condition                              |\n|------------|----------------------------------------|\n| 0          | Reactor water level is 126.5\u201d and lowering. |\n| 5          | Reactor water level is 222.5\u201d and rising.   |\n| 10         | Reactor water level is 222.5\u201d and lowering. |\n| 15         | Reactor water level is 126.5\u201d and lowering. |"}
{"query": "The assembly average burnup must be considered for various enrichment levels.", "positive": "| Minimum Initial Assembly Avg. Enrichment wt % 235U (E) | Assembly Average Burnup (B) GWd/MTU |", "negative": "The reactor coolant system is designed to ensure effective heat removal during normal operations."}
{"query": "How is the containment evacuation alarm activated in the facility?", "positive": "The containment evacuation alarm is actuated from the 1PM05J via a switch. The alarm will continue to sound until the switch is returned to its normal location.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "The NRC mandates that operators assess the structural integrity of bolting to prevent material loss due to environmental conditions.", "positive": "The Structures Monitoring Program (B.2.3.33) is designed to manage the aging effects such as loss of material in structural bolting due to atmospheric and weather-related influences.", "negative": "None of the components listed in the aging management evaluation require immediate repair or replacement."}
{"query": "What are design-basis accidents in nuclear plants?", "positive": "Design-basis accidents are defined as events that could occur as a result of postulated accidents and are considered in the safety analysis to ensure that the plant can withstand certain conditions without releasing significant quantities of radioactive material.", "negative": "Microbiological hazards to plant workers can arise from exposure to bacteria or viruses present in the workplace environment, making it essential to implement health and safety measures."}
{"query": "HYSPLIT to MACCS conversion", "positive": "The HYSPLIT model outputs concentrations of pollutants, which can be formatted as input for the MACCS system to assess dose, health effects, and risk.", "negative": "Release location and aerosol properties are critical factors that influence the dispersion of contaminants during a nuclear incident."}
{"query": "The analysis of peaks within the gamma spectrum is critical for identifying isotopes present in a sample.", "positive": "Peak Area Range (in channels): 100 - 4096", "negative": "Sample Size: 8.373E+02 grams"}
{"query": "radioactive material license", "positive": "Pursuant to the Radiation Control Act, 1963, and 180 NAC 3 of the Nebraska regulations, 'Control of Radiation', and in reliance on statements and representations heretofore made by the licensee designated below, a license is hereby issued authorizing such licensee to transfer, receive, possess and use the radioactive material(s) designated below; and to use such radioactive materials for the purpose(s) and at the place(s) designated below.", "negative": "The Associate RSO(s) for this license is/are: Randy Safety."}
{"query": "What is the significance of the activity of nuclides in radiation safety assessments?", "positive": "The table indicates the weight mean activity of the nuclide PB-214 is 4.53E-02 pCi/grams, which is crucial for assessing its radiological impact in safety evaluations.", "negative": "Errors quoted at 2.00 sigma indicate the statistical accuracy of the measurements, which helps in interpreting the reliability of the data presented."}
{"query": "electric power distribution subsystem", "positive": "The electrical power distribution subsystems are required to be OPERABLE in MODES 1, 2, and 3 to ensure that: a. Acceptable fuel design limits and reactor coolant pressure boundary limits are not exceeded as a result of AOO or abnormal transients; and b. Adequate core cooling is provided, and containment OPERABILITY and other vital functions are maintained, in the event of a postulated DBA.", "negative": "The overall reliability is reduced, however, because a single failure in the remaining power distribution subsystems could result in the minimum required ESF functions not being supported."}
{"query": "The NRC stipulates that systems essential for safe operation must be supported by structures that comply with relevant safety regulations.", "positive": "Provides physical support, shelter, and protection for systems, structures, and components relied upon in safety analyses or plant evaluations to perform a function that demonstrates compliance with the Commission's regulations for Fire Protection (10 CFR 50.48). 10 CFR 54.4(a)(3)", "negative": "Provides physical support, shelter, and protection for nonsafety-related systems, structures, and components whose failure could prevent satisfactory accomplishment of function(s) identified for 10 CFR 54.4(a)(1). 10 CFR 54.4(a)(2)"}
{"query": "What is the purpose of the Technical Specifications for a nuclear reactor?", "positive": "Technical Specifications are part of the operating license for a nuclear reactor and contain the requirements necessary to operate the facility safely.", "negative": "Licensees must submit periodic reports detailing their compliance with the financial obligations set forth in the initial application."}
{"query": "SAI indicators reporting", "positive": "The SAI (Safety Assessment Indicator) is a critical measurement used in evaluating the safety performance of specific components within the reactor system, providing insights into operational integrity and safety compliance.", "negative": "TOTAL is a classification in the data table, indicating the aggregate values of given measurements across various locations of the reactor, but does not pertain to the assessment of safety indicators."}
{"query": "What is the significance of pCi/g in nuclear measurements?", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.056 | +/-0.134 | 0.240 | 0.400 | pCi/g | JXC9 | 08/10/19 | 1456 | 1899425", "negative": "The following Analytical Methods were performed: | Method | Description | Analyst Comments | |--------|--------------------------------------|--------------------------------------| | 1 | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified | | | 2 | EPA 906.0 Modified | |"}
{"query": "How does the harvesting of components relate to the renewal of licenses for nuclear power plants?", "positive": "Please describe your interest in harvesting components that were aged in representative light water reactor (LWR) environments in nuclear power plants (NPPs).", "negative": "What should NRC be doing differently to get ready for SLR? Would you like NRC to have another public meeting on SLR/harvesting? Other suggestions?"}
{"query": "The NRC licensing process involves verifying that the reactor power level stays within specified limits.", "positive": "VERIFY Reactor power level less than or equal to 48%.", "negative": "A. Power reduction\nB. Unit trip"}
{"query": "What is the NARWHAL software used for in nuclear licensing?", "positive": "The use of the NARWHAL software in place of the WCAP base model spreadsheet. The NARWHAL software follows the WCAP-16530-NP-A methodology for chemical product generation.", "negative": "Licensees should list the type (e.g., AIOOH) and amount of predicted plant-specific precipitates."}
{"query": "control rod position measurement", "positive": "Control Rod Position: Each group is indicated during rod motion. These signals are used in conjunction with the measured position signals (4b) to detect deviation of any individual rod from the demanded position. A deviation will actuate an alarm and annunciator.", "negative": "The highest of the four \\(T_{avg}\\) channels into the auctioneer will be passed to the recorder."}
{"query": "What is the significance of discharge measurements in nuclear regulatory filings?", "positive": "The discharge measurements recorded in cubic feet per second (cfs) represent the rate at which water is discharged from a nuclear facility, which is critical for regulatory compliance and environmental monitoring.", "negative": "The NRC mandates regular inspections and assessments of the reactor core to ensure safe operations, which are vital for preventing any potential safety hazards."}
{"query": "significant hazards consideration", "positive": "If the final determination is that the amendment request involves no significant hazards consideration, the Commission may issue the amendment and make it immediately effective, notwithstanding the request for a hearing.", "negative": "A State, local governmental body, Federally recognized Indian Tribe, or agency thereof, may submit a petition to the Commission to participate as a party under 10 CFR 2.309(h)(1)."}
{"query": "What is the activity of CS-137 according to the nuclide identification report?", "positive": "CS-137 has an activity of 1.21E+00 pCi/grams in the identified nuclides section.", "negative": "The interference corrected report provides weighted mean activities and uncertainties for various nuclides."}
{"query": "aging management evaluation for fire protection systems", "positive": "Fire Water System (B.2.15) involves management programs that address aging effects requiring management such as loss of material in components, particularly in carbon steel piping used in raw water.", "negative": "Periodic Inspections for Selective Leaching (B.2.3.41) are crucial for maintaining the integrity of buried and underground piping and tanks."}
{"query": "The NRC oversees the safety oversight process during the construction of new reactors, ensuring compliance with established regulations.", "positive": "The Construction Reactor Oversight Process provides a framework for NRC oversight activities during the construction of new nuclear reactors, ensuring safety and compliance with regulatory requirements.", "negative": "The inspection process for vendor inspections focuses on evaluating the quality and safety of materials used in reactor construction."}
{"query": "The NRC issued an ITAAC notification to address the deletion of components related to the construction of nuclear facilities.", "positive": "ITAAC Deleted Per License Amendment 113 reflects the NRC's decision to remove specific inspection requirements from the licensing process, marking a significant regulatory adjustment.", "negative": "The inspection reports include detailed analyses of construction processes and materials used in the facility, ensuring compliance with established safety standards."}
{"query": "The NRC develops regulations to guide the decommissioning process for nuclear facilities, ensuring that materials can be safely harvested and reused.", "positive": "Forward-looking lessons learned from past harvesting programs include pitfalls to avoid and strategies to improve likelihood of success.", "negative": "Short 5-10 minute presentations followed by open discussion will focus on the sources of materials, including decommissioning plants."}
{"query": "What is the ALARA principle in nuclear materials safety?", "positive": "Maintaining Effluents from Materials Facilities As Low As Reasonably Achievable (ALARA) is a principle aimed at ensuring that radiation exposure is kept to a minimum while still allowing for effective operations.", "negative": "Decommissioning Inspection Procedure for Materials Licensees provides the guidelines for assessing the status and compliance of materials licensees during the decommissioning phase."}
{"query": "The NRC mandates that inspections during the pressurizer replacement process must include evaluations of heavy lifting procedures and rigging preparations.", "positive": "Conduct pressurizer removal and replacement inspections in accordance with the inspection plan by performing selective inspections, consistent with the safety significance and inspection resources, of the following areas: a. Review the following welding and non-destructive examination (NDE) activities: 1. Where applicable, special procedures for welding and NDE. 2. Training and qualifications for personnel performing welding and NDE. 3. NDE including radiography results and work packages for selected welds. 4. Completion of any pre-service NDE requirements, where required.", "negative": "Training of personnel is crucial for ensuring safety in all operations, but particularly in high-risk areas such as assembly line production and material handling."}
{"query": "mean activity of nuclides", "positive": "Wt mean Activity (pCi/grams) represents the weighted mean activity of the nuclide, providing a measure of the radioactive decay rate per gram of the nuclide material.", "negative": "Confidence levels for the analysis can vary, and it is essential to consider the overall context of the measurements being reported."}
{"query": "Wetlands can be found along the borders of various water bodies, and they significantly contribute to ecological functions such as erosion control and water quality improvement.", "positive": "As defined in 33 CFR 328.3, wetlands are those areas that are inundated or saturated by surface or ground water at a frequency and duration sufficient to support a prevalence of vegetation typically adapted for life in saturated soil conditions.", "negative": "However, detailed mapping of EFPC on the FIRM ends upstream of the HCS at the Highway 95 crossing of EFPC."}
{"query": "What is a nuclide MDA in nuclear measurements?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is a critical parameter used to assess the lowest level of radioactivity that can be reliably detected in a sample, typically expressed in pCi/grams.", "negative": "Peak Locate From Channel: 100 indicates that the identification of the peak energy was made using channel 100 in the spectroscopic analysis."}
{"query": "The NRC certifies that the packaging and contents comply with the safety standards for transporting radioactive materials as defined in Title 10, CFR Part 71.", "positive": "This certificate is issued to certify that the package (packaging and contents) described in Item 5 below meets the applicable safety standards set forth in Title 10, Code of Federal Regulations, Part 71, \u201cPackaging and Transportation of Radioactive Material.\u201d", "negative": "This certificate does not relieve the consignor from compliance with any requirement of the regulations of the U.S. Department of Transportation or other applicable regulatory agencies, including the government of any country through or into which the package will be transported."}
{"query": "The accuracy of the primary flow element was determined to be \u00b11.3% for use in calculations.", "positive": "Therefore, the Primary Element Accuracy (PEA) for flow element 1G33-N040 is 0.727% plus 0.5% = \u00b11.227%. This value is rounded up to \u00b11.3% for use in the setpoint calculation.", "negative": "The distance downstream of the flow element to check valve 1G33-F051 is 2'-3\". This is equivalent to 7 pipe diameters."}
{"query": "The ACRS advises the Commission on technical safety assessments and licensing issues.", "positive": "The ACRS is a group of experienced technical experts, independent of the NRC staff, that reports directly to and advises the Commission on safety issues related to the licensing and operation of nuclear power plants, along with issues of health physics and radiation protection.", "negative": "Halnon has expertise in nuclear plant operations as well as quality standards, security, maintenance and engineering processes."}
{"query": "peak energy measurements in nuclear safety", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|---------------|----------------|----------------------|------------------|------------|\n| M        |   1 | 74.51       | 141       | 204    | 149.88        | 2.13E+03       | 85.38                | 9.09E+03        | 1.36       |", "negative": "The weather patterns affected our scheduling of maintenance operations throughout the year."}
{"query": "What is the purpose of safety injection samples in nuclear reactors?", "positive": "Safety injection samples are taken from various points within the reactor coolant system to monitor the integrity and safety of the system during operation.", "negative": "The valve test type note indicates the normal operation conditions under which the leak class is determined."}
{"query": "Discuss the allowable limits on radionuclide releases within the Natrium design framework.", "positive": "Natrium PDC 10 utilizes the concept of specified acceptable system radionuclide release design limits (SARRDLs) instead of the SFR-DC 10 concept of specified acceptable fuel design limits (SAFDLs).", "negative": "Audit meetings will take place in a virtual format, using Microsoft Teams or another similar platform."}
{"query": "The process for obtaining a nuclear operating license includes various stages of review and public comment.", "positive": "The licensing process for commercial nuclear power plants involves detailed safety evaluations and assessments by the NRC.", "negative": "The reactor's turbine system was designed to maximize efficiency and reduce waste during operation."}
{"query": "The licensing process requires thorough evaluation of reactor performance under various operating conditions.", "positive": "Ability to evaluate the following parameters and/or conditions as they apply to a degraded grid: (CFR: 41.7 / 43.5 / 45.6)", "negative": "The system was extensively tested to ensure reliability and safety across multiple operational scenarios."}
{"query": "LCO 3.0.4.b requirements for system availability", "positive": "LCO 3.0.4.b may be used with single, or multiple systems and components unavailable. NUMARC 93-01 provides guidance relative to consideration of simultaneous unavailability of multiple systems and components.", "negative": "The provisions of this Specification should not be interpreted as endorsing the failure to exercise the good practice of restoring systems or components to OPERABLE status before entering an associated MODE or other specified condition in the Applicability."}
{"query": "The NRC has specific guidelines for managing the integrity of piping components in safety systems that are exposed to various environmental conditions.", "positive": "The External Surfaces Monitoring of Mechanical Components program (B.2.1.23) will be used to manage loss of material of elastomer during components exposed to air - indoor uncontrolled in the Standby Gas Treatment System.", "negative": "Not Applicable. There are no aluminum piping, piping components, or tanks exposed to air with borated water leakage in ESF Systems or RCIC System."}
{"query": "What are NPDES permit requirements for nuclear plants?", "positive": "As part of the current NPDES permit requirements, MNGP is required to conduct annual fish seining studies to observe the relative abundance and species composition of the small fish community in the vicinity of MNGP.", "negative": "The most recent electrofishing studies were conducted from 2016\u20132021 and summarized in biennial reports."}
{"query": "Xcel Energy conducted a thorough review of current meteorological data for the Monticello Nuclear Generating Plant site, confirming prior assessments.", "positive": "For the proposed SLR of MNGP, Xcel Energy completed a review of the most recent meteorological information available from public sources and from MNGP monitoring to confirm the conclusions of those previous reviews remain valid.", "negative": "The terrain is generally flat with rolling hills."}
{"query": "gamma measurement procedures in nuclear safety", "positive": "Gamma Measurement (in sleeve):", "negative": "**Photograph Collected:** Yes / No"}
{"query": "fluid-structure interaction in seismic design", "positive": "In the SDAA, the reactor pool is modeled with FLUID elements of ANSYS and using the fluid-structure interaction (FSI) technology.", "negative": "33 questions resolved in audit, resulting in the following details and updates added to the Final Safety Analysis Report (FSAR): modal analysis, double building model dimensions, and pool sloshing."}
{"query": "What is the significance of a COL application in nuclear licensing?", "positive": "A Combined License (COL) application is a regulatory submission to the NRC that seeks authorization to construct and operate a nuclear facility based on a design that has received approval from the NRC.", "negative": "The reactor core needs to be evaluated for thermal-hydraulic performance under various operational conditions, which is essential for ensuring safety and efficiency in power generation."}
{"query": "The fuel assembly must experience adequate cooling time to ensure safety regulations are met.", "positive": "2.5 \u2264 E < 2.7       | 5.9                      | 6.1   | 7.2   | 7.5   | 6.7   | 7.3   | -     | -     |", "negative": "The table shows various ratings associated with the assemblies used in commercial nuclear reactors."}
{"query": "alternatives to ASME Code", "positive": "Proposed alternatives to ASME Code, Section III, 2001 Edition with Addenda through 2003, other than the alternatives listed in Table 2.1-2 of the FSAR, may be used when authorized by the Director of the Office of Nuclear Material Safety and Safeguards or designee. The request for such alternatives should demonstrate that:", "negative": "The American National Standards Institute ANSI N14.6 (1993) and NUREG-0612 govern the TRANSFER CASK design, operation, fabrication, testing, inspection, and maintenance."}
{"query": "What is the function of the in-containment refueling water storage tank during an emergency?", "positive": "In-containment refueling water storage tank actuation 4.1", "negative": "The automatic depressurization system is used to maintain safety during abnormal conditions."}
{"query": "What are the safety protocols for reactor design approval?", "positive": "The safety evaluation process for reactor design approval includes a comprehensive review of the design\u2019s adherence to applicable safety standards, regulatory requirements, and the identification of potential hazards.", "negative": "The committee also discussed the importance of public engagement in the rulemaking process, emphasizing transparency and the need for effective communication with stakeholders."}
{"query": "What are the requirements for control room simulators in nuclear facility licensing?", "positive": "The inspectors evaluated the adequacy of the facility licensee\u2019s control room simulator in modeling the actual plant, and for meeting the requirements contained in 10 CFR 55.46.", "negative": "The inspectors evaluated the effectiveness of remedial training conducted by the licensee, and reviewed the adequacy of re-examinations for licensed operators who did not pass a required requalification examination."}
{"query": "NPDES permit renewal status", "positive": "ER Section 3.5.1.3 states that TVA has applied for and anticipates renewal of their NPDES permit (No. AL0022080) in 2023.", "negative": "Please provide a knowledgeable person to discuss the condenser circulating water system and the two modes of operation (open and helper modes), including the consumptive water use while operating in the two modes."}
{"query": "What are circular flood sources in nuclear facilities?", "positive": "Circular Flood Sources Types refer to specific configurations used in nuclear facilities to ensure safety and manage flood scenarios effectively.", "negative": "Alpha-Omega Services, Inc. provides various models of equipment for different applications in the nuclear sector."}
{"query": "battery thermal analysis in transport packages", "positive": "Demonstrate that the batteries, which are new components to the package, do not affect package temperatures as reported in section 3.3.1 of the application and are bounding during normal transport conditions (NCT).", "negative": "Clarify and correct as necessary the weld details for the support saddle (Item 5) to the housing base (Item 6) shown on the SAR drawing IR100ST-B, Sheet 3, Revision 0."}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis was performed using a 500 ml Marinelli sample identified as L1-010-107-AJGS-006C-SS, with the peak analysis executed on 6/11/2019 at 10:22:32 AM.", "negative": "The sample size was recorded as 7.919E+02 grams and the sample was taken on 6/5/2019 at 10:00:00 AM."}
{"query": "The licensing process for nuclear facilities involves detailed safety analyses and technical evaluations.", "positive": "The Nuclear Regulatory Commission (NRC) mandates comprehensive safety assessments as part of the nuclear licensing process to ensure public and environmental protection.", "negative": "The plant operates under specific thermal efficiency protocols to maximize energy output and minimize operational costs."}
{"query": "The NRC specifies the allowable initial enrichment levels for various basket types in the 61BTH Type 2 Dry Storage Container.", "positive": "Maximum Lattice Average Initial Enrichment and Minimum B-10 Areal Density for the 61BTH Type 2 DSC (Failed and Damaged Fuel)", "negative": "Borated Aluminum/MMC Boral\u00ae is used as a minimum density material for certain configurations."}
{"query": "operability determination", "positive": "The inspectors evaluated the licensee\u2019s justifications and actions associated with the following operability determinations and functionality assessments:", "negative": "The inspectors evaluated 1R34 activities from September 20, 2024, to January 16, 2025."}
{"query": "The functional design of the PCRVICS specifies that isolation valves are necessary for systems that interface directly with primary containment.", "positive": "The PCRVICS consists of seven functions implemented using eight logical isolation groups. These functions and groups are largely divided by the interfacing systems which are isolated by actuation of the PCRVICS (e.g., Group IA provides main steam isolation, Group IIA provides isolation of the RHR system, etc.).", "negative": "Pipes or vents that penetrate primary containment and communicate directly with the reactor vessel have two isolation valves: one inside primary containment (i.e., inboard) and one outside primary containment (i.e., outboard)."}
{"query": "Section 106 of NHPA compliance requirements", "positive": "In accordance with the NHPA of 1966 (16 U.S.C. \u00a7 470-470w-6), federally funded, licensed, or permitted undertakings that are subject to the Section 106 review process must determine effects to significant historic properties.", "negative": "The Eastern Shawnee Tribe is committed to protecting sites important to Tribal Heritage, Culture and Religion."}
{"query": "What is the significance of K-40 in nuclear assessments?", "positive": "K-40 has a yield of 10.67% and an activity of 1.54E+00 pCi/grams.", "negative": "Errors quoted at 2.000eigm are significant for determining the precision of our measurements."}
{"query": "The criteria for assessing load combinations on components during emergency conditions include differential pressure and dead weight.", "positive": "The applicable load combinations for the strainers are: (3) Emergency/Faulted DP + DW + WD + SSE.", "negative": "Flood loads consist of the effects due to an earthquake in a submerged condition (sloshing and added mass). There are no hydrostatic pressure loads associated with flooding since the flood waters are present on all sides."}
{"query": "What is the process for obtaining nuclear reactor licensing?", "positive": "The licensing process for nuclear reactors involves a comprehensive review of safety procedures, engineering designs, environmental impact assessments, and regulatory compliance to ensure public health and safety.", "negative": "The benefits of solar energy include reduced utility bills, decreased carbon footprint, and sustainability, which are critical in the transition to renewable energy sources."}
{"query": "fuel fabrication licensing", "positive": "Fuel fabrication (10 CFR Part 70) is a crucial part of the licensing process for advanced reactors, ensuring that facilities meet safety and regulatory standards during the construction and operation phases.", "negative": "Material Control & Accounting (MC&A) (10 CFR Part 74) involves the implementation of procedures and practices to manage the inventory and use of nuclear materials, vital for maintaining safety and security standards."}
{"query": "The NRC has established guidelines under 10 CFR 50.55a concerning reactor coolant systems.", "positive": "10 CFR 50.55a(c) Reactor Coolant Pressure Boundary, ASME Section III, Code Case 1361-2 Parameter", "negative": "The ASME Code is essential for maintaining safety standards across various engineering disciplines."}
{"query": "Nickel-59 regulatory measurements", "positive": "QC1203948719 | 441021001 | DUP | Nickel-59 | U | 0.00707 | pCi/g | N/A | N/A | TXJ1 | 01/24/18 | 09:26", "negative": "Rad Gamma Spec | Batch | | | | | | | | | | |"}
{"query": "The analysis of nuclides involves determining whether they are accepted or rejected based on specific criteria.", "positive": "?  = nuclide is part of an undetermined solution", "negative": "Errors quoted at 2.000sigma"}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "The safety analysis report (SAR) contains the information needed to demonstrate that the proposed facility will operate safely and in accordance with regulatory requirements.", "negative": "The methodologies used in estimating the potential market impacts of the proposed changes include differential pricing models and elasticity of demand analysis."}
{"query": "What are the acceptance criteria for analytical methods in nuclear regulations?", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions.", "negative": "Following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "What is the purpose of a regulatory audit in nuclear reactor reviews?", "positive": "The NRC has determined that a regulatory audit would assist in the review of the TRISO Fuel Design Methodology Topical Report.", "negative": "By letter EVR_LTR_240176 dated July 31, 2024, Westinghouse Electric Company, LLC requested a review of the TRISO Fuel Design Methodology Topical Report related to the eVinci\u2122 microreactor."}
{"query": "The NRC mandates that operators undergo rigorous requalification programs to maintain their licenses.", "positive": "This scenario involves the validation of the simulator examination, ensuring that all systems operate correctly under various conditions and the required procedures are followed during the assessment of operator performance.", "negative": "The examination includes a summary of various operational programs, including the initial license and other training aspects."}
{"query": "nuclear reactor regulatory safety", "positive": "In order to maintain nuclear safety, licensees must adhere to strict regulatory guidelines established by the NRC during their operation of registered reactors.", "negative": "The effective date for the regulations listed in Chapter 2 is marked as 09 OCT 2015, which indicates the most recent updates to the documentation."}
{"query": "What is SUNSI and its role in regulatory filings?", "positive": "Deadline for submission of contentions whose development depends upon access to SUNSI.", "negative": "If access granted: issuance of presiding officer or other designated officer decision on motion for protective order for access to sensitive information (including schedule for providing access and submission of contentions) or decision reversing a final adverse determination by the NRC staff."}
{"query": "Under what conditions can an owner or operator be excluded from liability for hazardous substances?", "positive": "As used in this subdivision (a)(4), \"owner or operator\" does not include a person who establishes, by a preponderance of the evidence, that they acquired the title to the hazardous substance site after the disposal or placement of the hazardous substance.", "negative": "The person must have undertaken, at the time of acquisition, all appropriate inquiry into the previous ownership and uses of the property consistent with good commercial or customary practice in an effort to minimize liability."}
{"query": "The unit operations shift crew requires advisory technical support in areas such as reactor engineering and thermal hydraulics for safe operations.", "positive": "An individual shall provide advisory technical support to the unit operations shift crew in the areas of thermal hydraulics, reactor engineering, and plant analysis with regard to the safe operation of the unit.", "negative": "The operations manager or assistant operations manager shall hold an SRO license."}
{"query": "The licensee must adhere to all regulations regarding the management and control of radioactive sources as per COMAR.", "positive": "The licensee shall comply with all appropriate provisions of COMAR 26.12.01.01 \"Regulations for the Control of Ionizing Radiation\", and shall possess a copy of these regulations.", "negative": "The licensee may use Calichek or Lineator device for doing linearity tests of his dose calibrator provided he follows the procedures for the respective device."}
{"query": "The economic activities related to the TVA facility will notably affect property values and local business opportunities in Jackson County.", "positive": "The location of a TVA facility at Bellefonte will have both a direct and indirect impact on the local economy of Jackson County.", "negative": "Tentative plans call for railroad access to the site via approximately three miles of new roadbed from the Southern Railway main line at a point about one mile west of Hollywood entering the site from the southwest."}
{"query": "What are risk-informed completion times in nuclear licensing?", "positive": "The proposed amendment would modify the ANO-2 technical specification (TS) requirements to permit the use of risk-informed completion times (RICTs) in accordance with TSs Task Force (TSTF) Traveler TSTF-505, \"Provide Risk-informed Extended Completion Times, RITSTF Initiative 4b,\" dated July 2, 2018 (ML181834493).", "negative": "An audit is conducted to gain understanding, to verify information, and to identify information that will be necessary to support the basis of a licensing or regulatory decision."}
{"query": "The various discharge sections of the auxiliary feedwater system may experience failures.", "positive": "Train C discharge sections fail randomly", "negative": "The check valve is an essential part of the system that prevents backflow of fluids."}
{"query": "nuclear regulatory compliance requirements", "positive": "The licensing process for nuclear facilities entails a comprehensive review of safety protocols, environmental impacts, and regulatory compliance requirements established by the Nuclear Regulatory Commission (NRC).", "negative": "The reactor was tested under various operational conditions to ensure it operates within the designed thermal limits."}
{"query": "What are the types of loading patterns for PWR fuel?", "positive": "Loading patterns are referred to in the FSAR as follows: A \u2013 Uniform Loading Pattern, B \u2013 Preferential Three-Zone Loading Pattern, C \u2013 Preferential Four-Zone Loading Pattern (with Reduced Cool Times), D \u2013 Uniform PMTC Loading Pattern, E \u2013 Loading Pattern - X, F \u2013 Loading Pattern - Y, G \u2013 Loading Pattern - Z, H \u2013 Loading Pattern \u2013 Z-Prime.", "negative": "The table lists various storage locations for fuel loads in a PWR reactor, along with their corresponding values for different loading scenarios."}
{"query": "The NRC mandates that inspections of radioactive gaseous and liquid effluent treatment occur every three years to ensure compliance with safety standards.", "positive": "Radioactive Gaseous and Liquid Effluent Treatment should be conducted every three years to assess the safety and effectiveness of the treatment measures in place.", "negative": "Inspection results show that the performance indicators have met or exceeded the required standards for the year 2024."}
{"query": "What is neutron fluence and how is it measured in reactor vessels?", "positive": "Where: - f_{1T} = neutron fluence (neutrons/cm^2) at the outside surface of the reactor vessel (1T) - f_{0T} = neutron fluence at the inner surface of the reactor vessel (0T) = 1.69E+18 neutrons/cm^2", "negative": "A plant specific calculation was performed to determine the gamma dose rates in the CBS concrete."}
{"query": "Tritium distillation process in nuclear licensing", "positive": "Product: LSC, Tritium Distillation, Solid", "negative": "The samples in this SDG were analyzed on an \"as received\" basis."}
{"query": "Ground Motion Response Spectrum", "positive": "The horizontal Ground Motion Response Spectrum (GMRS) is developed from the horizontal soil URHS using the approach described in ASCE/SEI Standard 43-05 (Reference 2.5.2-4) and RG 1.208.", "negative": "Figures 2.5.2-46 through 2.5.2-52 present seismic hazard curves for the seven spectral frequencies at which ground motion equations are available for the GMRS elevation."}
{"query": "What are the results for Americium-241 and Americium-243 in a radiological assessment?", "positive": "Americium-241                      | U         | -0.00746    | +/-0.02534     | 0.0708| 0.400| pCi/g   |    |    | HAKB    | 08/02/19  | 0915   | 1898439 | 1        \nAmericium-243                      | U         | 0.063       | +/-0.0762      | 0.088 | 0.400| pCi/g   |    |    | HAKB    | 08/02/19  | 0915   | 1898439 | 1        ", "negative": "The report details the contact information for Mr. Jason Q. Spaide at LaCrosse Solutions, including his address and project related to the LaCBWR Site Restoration Project."}
{"query": "requirements for transporting nuclear materials", "positive": "NPC package marking shall be in accordance with 10 CFR \u00a771.85(c) and Subpart D of 49 CFR 172. Package labeling shall be in accordance with Subpart E of 49 CFR 172. Packaging placarding shall be in accordance with Subpart F of 49 CFR 172.", "negative": "Using a special lifting sling, attach a lifting eye to each of the four threaded holes located near the corners of the OCA lid."}
{"query": "radiological consequences of a liquid radwaste tank failure", "positive": "Table 15.7.2-2 provides the radiological consequences of a liquid radwaste tank failure, detailing doses in rem for the thyroid and whole body gamma exposure in various areas.", "negative": "The setup for the radiation monitoring system includes multiple detector types that ensure comprehensive coverage across the facility, enhancing the safety protocols in place."}
{"query": "nuclear reactor performance metrics", "positive": "The review of the reactor performance metrics includes critical parameters such as thermal efficiency, fuel utilization, and coolant flow rates which are essential for determining compliance with operational safety standards.", "negative": "The record of the public meeting indicates that several stakeholders expressed their concerns about environmental impacts and safety regulations, highlighting the importance of transparent communication between the NRC and the community."}
{"query": "The NRC mandates that licensees modify their physical security strategies to meet updated DBT standards.", "positive": "modified to require that the physical security plans, safeguards contingency plans, and the guard training and qualification plans required by 10 C.F.R. \u00a7\u00a7 50.34(c), 50.34(d), and 73.55(b)(4)(ii) be revised to provide protection against this revised DBT.", "negative": "the Commission will consider requests to relax or rescind, either in whole or in part, the requirements of the Order issued on February 25, 2002, imposing ICMs."}
{"query": "containment pressure in nuclear safety assessments", "positive": "Containment Pressure                            | Minimum                  | Consensus (Minimum)                       | Same as Base Case", "negative": "pH                                            | Minimum or Maximum       | Maximum for release, Minimum for solubility | Same as Base Case"}
{"query": "lead-210 allowable concentration", "positive": "The allowable concentration limit (ACL) for Pb-210 is set at 62 pCi/L.", "negative": "Precision bar values may exceed the scale."}
{"query": "total average annual daily traffic counts", "positive": "The Total Average Annual Daily Traffic Counts on US Highway 20/North Ridge Road provide important data for assessing traffic patterns and impacts in the area.", "negative": "The Office of Nuclear Regulatory Research conducts independent studies to support the regulatory framework for nuclear safety."}
{"query": "What is an Integrated Safety Analysis (ISA) update?", "positive": "Enclosed with this letter, in digital format, is the annual update of the ISA Summary for Framatome\u2019s Richland, Washington nuclear fuel fabrication facility.", "negative": "Framatome requests that these digital files in their entirety be withheld from public disclosure in accordance with 10 CFR 2.390 in that portions of all files are either commercially proprietary in nature or contain security-related information, respectively."}
{"query": "The Commission ensures that the facility operates according to the mandated standards and regulations.", "positive": "The application for amendment to the Edwin I. Hatch Nuclear Plant, Unit No. 2 (the facility) Renewed Facility Operating License No. NPF-5 filed by Southern Nuclear Operating Company, Inc. (the licensee), acting for itself, Georgia Power Company, Oglethorpe Power Corporation, Municipal Electric Authority of Georgia, and City of Dalton, Georgia (the owners), dated September 11, 2024, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission\u2019s rules and regulations as set forth in 10 CFR Chapter I;", "negative": "The Commission's regulations also address other types of energy production methods that do not involve nuclear reactions."}
{"query": "The NRC mandates maintaining adequate levels of TSP-C in the storage baskets to ensure effective pH adjustment during post-accident scenarios.", "positive": "Periodic determination of the amount of TSP-C in containment must be performed due to the possibility of leaking valves and components in the containment building that could cause dissolution of the TSP-C during normal operation.", "negative": "The allowed Completion Time of 6 hours is reasonable, based on operating experience, to reach MODE 3 from full power conditions in an orderly manner and without challenging plant systems."}
{"query": "What are MD 8.3 deterministic questions in nuclear regulation?", "positive": "The non-concurrying employee presents disagreement in how three MD 8.3 Deterministic questions were answered by RIII staff: - Question D - \"Led to the loss of a safety function or multiple failures in systems used to mitigate an actual event,\" - Question E - \"Involved possible adverse generic implications,\" and - Question G - \"Involved repetitive failures or events involving safety-related equipment or deficiencies in operations.\"", "negative": "As the DRP Director, I was in the process of reviewing the draft MD 8.3 document when I was informed that the employee was no longer concurring on the draft MD 8.3."}
{"query": "What is the role of a Contracting Officer's Representative (COR) in nuclear regulatory processes?", "positive": "The COR is in DORL, so we won\u2019t be responsible for this part. This is just a heads up for your awareness.", "negative": "I was concerned this was the one John B was COR on for John L, but thanks for the correction."}
{"query": "What is the core reflood rate defined in nuclear regulatory filings?", "positive": "The regulation at 10 CFR 50.46(b) does not include criteria for calculated ECCS cooling performance pertaining to the core reflood rate following postulated LOCAs.", "negative": "The petitioner requested the NRC to amend RG 1.157 and appendix K to 10 CFR Part 50, to require that the rates of energy release, hydrogen generation, and Zircaloy cladding oxidation from the metal-water reaction of zirconium with steam considered in evaluation models used to calculate ECCS cooling performance be calculated based on data from cited experiments, instead of using the Cathcart-Pawel or Baker-Just equations."}
{"query": "The limits for maximum initial enrichment of 235U and the corresponding absorber content are crucial for safety assessments in fuel assembly designs.", "positive": "| Max. Initial Enrichment ( wt % 235U) | Absorber 0.0225 \u00b9\u2070B g/cm\u00b2 | Absorber 0.02 \u00b9\u2070B g/cm\u00b2 |", "negative": "Nuclear reactors require comprehensive analyses for efficient fuel cycle management and operational safety."}
{"query": "In an acoustic survey conducted in 2015, the presence of the tricolored bat was confirmed at the Oconee Station site in relation to the independent spent fuel storage expansion.", "positive": "As described previously in this section, the tricolored bat was identified in a 2015 acoustic bat survey to be associated with the Oconee Station independent spent fuel storage expansion.", "negative": "Monarchs are associated with prairie, meadow, and grassland habitats. Within South Carolina, 13 native milkweed species provide habitat for the development of monarch eggs and larvae, the most prevalent of which is the common milkweed (*Asclepias syriaca*). It is unknown whether milkweed occurs on the Oconee Station site, although grasslands within the action area are undeveloped and would remain undisturbed during the proposed license renewal period."}
{"query": "The evaluation of defense-in-depth strategies is crucial for ensuring safety across nuclear facilities.", "positive": "Defense-in-depth is a fundamental safety concept that refers to the use of multiple layers of protection to prevent accidents and mitigate consequences should an accident occur.", "negative": "The proposed digital modernization plan outlines several enhancements intended to improve operational efficiency and reliability for the Turkey Point Unit 3&4."}
{"query": "isotopic analysis of reactor coolant", "positive": "ENSURE Chemistry is performing Isotopic Analysis of the RCS for Dose Equivalent Iodine and Dose Equivalent Xenon.", "negative": "MONITOR area radiation monitors and recorder 1-RR-90-1 NORMAL."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves multiple phases, including pre-application, application, review, and approval stages as mandated by the Nuclear Regulatory Commission (NRC).", "negative": "Cooling systems are essential for maintaining optimal temperatures within the reactor core, ensuring safe and efficient operation during normal and emergency conditions."}
{"query": "The expected radiation levels in the vicinity of the reactor must be monitored during operation.", "positive": "The unit of measurement used for radioactivity in these reports is counts per minute (cpm).", "negative": "The logged readings for each sample are recorded in the specified format, providing a clear overview of the data collected."}
{"query": "The NRC monitors and regulates the operation of emergency cooling systems to ensure reactor safety during unexpected events.", "positive": "The Emergency Core Cooling Systems (ECCS) are designed to provide adequate cooling to the reactor core following a loss of coolant accident.", "negative": "Reactor coolant system pressure and temperature limits must be maintained within specified ranges during normal operations."}
{"query": "The analysis of energy peaks is critical when assessing the efficiency of nuclear detection systems.", "positive": "Energy (keV) is a crucial parameter in evaluating the performance of nuclear measurement instruments, particularly in identifying specific isotopes.", "negative": "The ambient background for the measurements must be recorded to ensure accurate data analysis during the nuclear assessments."}
{"query": "specific conductance measurement in water quality reports", "positive": "Specific Conductance is measured in microsiemens per centimeter (\u03bcS/cm) and is a key factor in determining water quality.", "negative": "Aluminum had a measured value of 6 micrograms per liter (ug/L), indicating the presence of this element in the water samples."}
{"query": "uranium production tax assessment", "positive": "The assessed value of uranium production for tax purposes is 50% of the sales price.", "negative": "The total school enrollment included the following: Crownpoint Elementary School (enrollment 331), Crownpoint High School (396), Crownpoint Middle School (259), all operated by the Gallup McKinley County School District."}
{"query": "What are the IEEE-450 battery replacement criteria?", "positive": "The proposed change revises the Battery Parameters SR acceptance criteria for verifying battery capacity following a performance test discharge or a modified performance test discharge for the 125 VDC batteries to align with the IEEE-450 recommended battery replacement criteria.", "negative": "The proposed change revises the Monticello TS battery parameter surveillance requirement (SR) acceptance criteria for the 125 VDC batteries to adopt the IEEE-450 recommended replacement criteria following battery replacement that raised overall capacity."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory steps that must be satisfied before a facility can be constructed or operated, including safety analysis, environmental review, and public participation.", "negative": "The reactor's coolant system is designed to maintain safe operational temperatures, ensuring the integrity of the reactor core under various load conditions."}
{"query": "What information is required for devices subject to nuclear registration?", "positive": "Provide information about other devices you have that are subject to registration. Do not report specifically licensed devices.", "negative": "Isotope (e.g. AM241) | Activity (e.g. 100) | Unit (e.g. mCi)"}
{"query": "What is the Nuclear Steam Supply System (NSSS)?", "positive": "The NSSS, or Nuclear Steam Supply System, is the portion of a nuclear power plant that generates steam to drive the turbines and produce electricity.", "negative": "The Clean Water Act (CWA) regulates discharges of pollutants into the waters of the United States and quality standards for surface waters."}
{"query": "The NRC establishes specific safety requirements that licensees must follow for their operations.", "positive": "The regulatory framework for nuclear facility licensing encompasses extensive safety protocols to ensure the protection of public health and safety during the operation of nuclear reactors.", "negative": "Regular updates and maintenance of communication systems are vital for operational efficiency in all sectors."}
{"query": "The NRC mandates that licensees must submit a report detailing the upgraded probabilistic risk assessment methods before their first application for calculating the Risk Informed Completion Time.", "positive": "A report describing newly developed methods and their implementation must be submitted following a probabilistic risk assessment (PRA) upgrade associated with newly developed methods and prior to the first use of those methods to calculate a RICT.", "negative": "The categories of items required to be in the TSs are then listed in 10 CFR 50.36(c)."}
{"query": "What measurement is used to quantify cladding diameter changes in relation to reactor burnup?", "positive": "Figure 33-3 illustrates the relationship between measured cladding diameter change and burnup.", "negative": "The cooling system is essential for maintaining a stable reactor core temperature during operations."}
{"query": "Resources Databook in emergency planning", "positive": "The Resources Databook (RDB) is organized in two volumes. Volume 1 contains generic information for all five Parishes and includes definitions of Protective Action Sections, decision making suggestions, and evacuation routes.", "negative": "A scenario is a grouping of Protective Action Sections requiring a unified response (i.e., sheltering, evacuation, or combination of sheltering and evacuation) depending on the wind direction and the protective action recommendation by River Bend Station and/or the Louisiana Department of Environmental Quality."}
{"query": "What is Strontium-90 and its significance in nuclear analysis?", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U 0.056 | +/-0.134 | 0.240 | 0.400 | pCi/g | JXC9 | 08/10/19 | 1456 | 1899425", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "How are control displays arranged to ensure operator visibility and functionality?", "positive": "Controls and displays (including annunciators and recorders) are arranged in functional groups and in a functional sequence with the displays above their corresponding controls to prevent the arm of the operator from obscuring the indicated response to control adjustments.", "negative": "Maintenance accessibility is designed for minimum operator maintenance and technician interference by maintaining sufficient aisle clearance and by positioning panels so that there is adequate aisle space for panel back access."}
{"query": "What are the qualifications for Radiation Protection personnel in emergency response?", "positive": "The proposed emergency plan reduces the number and qualifications of minimum staff ERO positions for the Radiation Protection function. Specifically, this change reduces the overall number of minimum staff ERO positions used for the Radiation Protection function from six (6) in the current emergency plan and in NUREG-0654, to five (5) in the proposed emergency plan, consisting of three (3) RPTs and two (2) RP Qualified individuals that are task trained but not required to be ANSI equivalent RPTs.", "negative": "During the plant operational phase, routine maintenance checks are performed on all safety-related systems to ensure operational readiness and regulatory compliance."}
{"query": "What strategies are associated with 10 CFR 50.54(h)(2) for emergency response?", "positive": "In this regard, NUREG-0654 R2 guidance on the demonstration of the use of equipment, procedures, and strategies developed in compliance with 10 CFR 50.54(h)(2) [10 CFR 50.155(b)(2)] are as follows:", "negative": "The NRC noted that the conduct of drills or exercises was not included as a requirement in the Mitigation Strategies Order, instead being an element of an acceptable approach to meeting the order\u2019s requirement for training."}
{"query": "The NRC emphasizes the importance of understanding critical heat flux in reactor design and safety assessments.", "positive": "The COBRA-FLX model provides a comprehensive analysis of critical heat flux correlations that are essential for ensuring fuel performance and safety in nuclear reactors.", "negative": "Table B-3 presents a detailed account of local conditions derived from various simulations, specifically tailored for grid tests."}
{"query": "non-LOCA DBA", "positive": "We're effectively just being consistent with the other non-LOCA DBAs that we've assessed with the well within criteria 6.3 rem.", "negative": "But I guess I'm still struggling. You are talking about a large break LOCA DBA. Isn't that a contradiction in terms now? A large break LOCA is a BDBA."}
{"query": "The NRC mandates the evaluation of seismic effects for the safety of nuclear facilities.", "positive": "Regulation 10 CFR Part 50, Appendix S, \u201cEarthquake Engineering Criteria for Nuclear Power Plants\u201d is applicable to applications for a construction permit or operating license pursuant to 10 CFR Part 50 on or after January 10, 1997.", "negative": "This audit will focus on information provided by TerraPower in its online reference portal and during virtual meetings."}
{"query": "nuclear licensing process", "positive": "But you got it great. It can be for potential licensees coming to us for a license.", "negative": "Good afternoon. How are you all?"}
{"query": "digital instrumentation and controls license amendment", "positive": "The audit will consist of a series of open or partially closed public meetings using video conferencing tools and an online portal (also known as electronic portal, ePortal, electronic reading room, or eDocs web portal). The end of the audit will be scheduled after the acceptance review of the planned Limerick digital instrumentation and controls license amendment request is completed.", "negative": "If you have any questions, please contact me by telephone at 301-415-2871 or by e-mail to michael.marshall@nrc.gov or Bhagwat \"BP\" Jain by telephone at 301-415-6303 or by e-mail to bhagwat.jain@nrc.gov."}
{"query": "significant reduction in margin of safety", "positive": "The proposed change does not involve a significant reduction in a margin of safety.", "negative": "The proposed change revises the inspection frequencies for SG tube inspections and associated reporting requirements."}
{"query": "What is the Minimum Detectable Concentration in regulatory filings?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The LaCrosseSolutions site is located along the Mississippi River, providing a unique scenic environment for restoration activities."}
{"query": "reactor coolant system", "positive": "The inspectors evaluated system configurations during partial walkdowns of the following systems/trains: Reactor coolant system level instrumentation during reactor coolant system drain down and evacuation and fill on October 28, 2024.", "negative": "Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, \u201cLight-Water Reactor Inspection Program - Operations Phase.\u201d"}
{"query": "This letter serves to inform the NRC about the transfer of tritium exit signs to an authorized disposal facility as outlined in regulatory guidelines.", "positive": "Per the requirements of 10 CFR 31.5 (c) (8), this letter is to provide notification that the self-luminous tritium exit signs listed on the attached documents were transferred to Curie Environmental Services, 4020 Vassar Drive NE, Suite D, Albuquerque NM 87107 (State of New Mexico Specific License RS500-03) on Friday, September 20, 2019.", "negative": "These signs were originally installed at: Home Depot #6002, 1740 Fleischli Pkwy, Cheyenne, WY 82001 (307) 632-2897."}
{"query": "What is the function of the RCIC system in a nuclear reactor?", "positive": "The Reactor Core Isolation Cooling (RCIC) system is designed to provide cooling to the reactor core during certain emergency conditions by injecting water into the reactor pressure vessel (RPV).", "negative": "The grid operator confirmed that an overload condition was occurring on Bus 11, and measures were taken to redistribute loads across the available buses."}
{"query": "reactor thermal power procedures", "positive": "2-OHP-4030-214-029 REACTOR THERMAL POWER", "negative": "None"}
{"query": "general license registration", "positive": "NRC will use this information to track general licenses and their devices to ensure a higher level of device accountability.", "negative": "The NRC may not conduct or sponsor, and a person is not required to respond to, a collection of information unless the document requesting or requiring the collection displays a currently valid OMB control number."}
{"query": "What is the significance of the SRO licensing structure?", "positive": "The SRO licensing structure is designed to ensure that individuals responsible for supervising operations at nuclear facilities possess the necessary qualifications and training to uphold safety standards.", "negative": "The table indicates various ratings for the performance metrics of different operators across several operational criteria."}
{"query": "ABWR ATWS MSIVC SLCS Case", "positive": "Figure D.7-2 illustrates the reactor pressures during the Advanced Boiling Water Reactor (ABWR) Anticipated Transient Without Scram (ATWS) Main Steam Isolation Valve Control (MSIVC) and Standby Liquid Control System (SLCS) case.", "negative": "The reactor noise analysis was conducted to ensure that the vibrations are within the acceptable limits during normal operations."}
{"query": "commercial grade dedication in nuclear licensing", "positive": "Because the application logic and hardware configuration will be plant specific, the scope of the dedication activities is limited to the RadICS platform hardware, as well as platform Function Block Logic Library (FBL) and ED logic. Application hardware configuration and logic development will be performed by a licensee and Radics LLC under a 10 CFR Part 50, Appendix B compliant QA program.", "negative": "Addressed in PSAI 7.2 and satisfied by:"}
{"query": "What is the population distribution within a ten-mile radius of a nuclear facility?", "positive": "As seen in Figure 2.1-4, the population distribution within ten miles varies significantly across different directions, with specific numbers indicated for each directional segment.", "negative": "The table for Population Inside One Mile shows that the total population is much smaller, with only a handful of people recorded in the northern and northeastern sectors."}
{"query": "What is the process for obtaining a nuclear operating license?", "positive": "The nuclear operating license is obtained through a structured process involving the submission of various regulatory filings that demonstrate compliance with safety and operational standards set by the NRC.", "negative": "This document may contain attachments that provide additional information on reactor design specifications and configurations."}
{"query": "The assessment of large break loss-of-coolant accident (LBLOCA) size ranges is critical for safety analysis in nuclear reactor operations.", "positive": "LBLOCA Size Range Discretization (6-15, 15-25, and 25-31 inches) is essential for evaluating the associated uncertainty in model predictions.", "negative": "The results of the model uncertainty case are presented in a table format, which highlights the changes in \u0394CDF between various scenarios."}
{"query": "The operability of Main Feedwater Isolation Valves is crucial for ensuring safety in certain operational modes.", "positive": "The MFIV, MFRV, and MFRVBV in each of the four main feedwater lines shall be OPERABLE.", "negative": "During the reactor's operational phases, numerous tests are conducted to assess the performance of various systems."}
{"query": "What is the role of the Corrosion and Metallurgy Branch in nuclear regulatory research?", "positive": "The Corrosion and Metallurgy Branch is part of the US Nuclear Regulatory Commission's Office of Nuclear Regulatory Research, focused on materials engineering and ensuring the safety and integrity of components within nuclear systems.", "negative": "The attached draft announcement for the harvesting workshop mentions various date options for the workshop but suggests a focus on March 16-17."}
{"query": "aging management programs for fire protection systems", "positive": "The Fire Protection (B.2.1.15) program will be used to manage the aging effect(s) applicable to this component type, material, and environment combination.", "negative": "The review of 10-years of plant specific operating experience has not identified cracking in copper alloy with 15% zinc or more in air environments due to potential exposure to ammonia or ammonium compounds."}
{"query": "What is a temporary package sewage treatment facility?", "positive": "A temporary package sewage treatment facility will be installed to treat domestic wastes from a peak construction force of approximately 2,500 persons.", "negative": "Feasibility, costs, and the minimization of turbidity and siltation in the reservoir will be taken into consideration when determining what type of dredge will finally be used."}
{"query": "The facility must obtain different permits and certifications to ensure compliance with environmental regulations during construction and operation.", "positive": "Tennessee Department of Environment and Conservation, Division of Water Resources | Federal Clean Water Act | Notice of Coverage under the General National Pollutant Discharge Elimination System (NPDES) Permit for Stormwater Discharges associated with Construction Activity | Required for clearing, grading, or excavation that disturbs one or more acres.", "negative": "However, two channels and one stream were identified within the project survey area, outside the site boundary, with the potential to be regulated by either the USACE and/or TDEC."}
{"query": "What is the aging management program for bolting integrity?", "positive": "Loss of Material and Loss of Preload are aging effects requiring management for bolting closures, specifically addressed under the Bolting Integrity program (B.2.3.9).", "negative": "In addition to the mechanical closure applications, the filters are designed to maintain the integrity of the system by removing particulate contamination from the process flow."}
{"query": "strainer failure criteria in nuclear regulation", "positive": "The strainer failure definition of 1/8\" of fiber represents a common threshold associated with the onset of thin-bed formation, which makes it suitable for a baseline risk evaluation against which variations can be compared.", "negative": "Designation of a 1/8\" fibrous debris strainer failure threshold encompasses many failures that might result from large particulate debris loadings in combination with loss of strainer area, provided that at least a minimum amount of fiber arrives at the strainer to form a filter medium."}
{"query": "lift-off force in nuclear safety analysis", "positive": "Lift-off Force (YDP) is calculated as a function of time, represented by the trend line equation: F_T = -1.5735 - 414.65 \u22c5 log_{10}(T).", "negative": "The trend line clearly indicates the correlation between the variables measured in the experiment, allowing for further analysis on the stability of the reactor components."}
{"query": "environmental qualification in nuclear regulation", "positive": "Part of the LAR included the U.S. Nuclear Regulatory Commission (NRC) review and approval of the licensee\u2019s information related to environmental qualification (EQ) of relevant electrical equipment.", "negative": "The NRC staff will review the licensee\u2019s information related to EQ of relevant electrical equipment to determine if any additional information will require docketing to support or develop conclusions for the NRC staff\u2019s safety evaluation of the requested license amendment."}
{"query": "geotechnical instrumentation monitoring", "positive": "Instrumentation around excavation support systems is typically installed to monitor deflections during the excavation.", "negative": "An instrumentation plan and monitoring schedule will be presented in the COLA."}
{"query": "The components of the Sampling and Water Quality System require assessment for their aging effects due to functional importance.", "positive": "The following aging effects associated with the Sampling and Water Quality System components require management: - Cracking - Hardening or loss of strength - Flow blockage - Loss of fracture toughness - Loss of material - Loss of preload - Reduction of heat transfer", "negative": "The Building Heating System components are exposed to the following environments: - Air - Air - indoor uncontrolled - Air, condensation - Any - Closed-cycle cooling water - Treated Water."}
{"query": "The table provided includes various nuclides and their corresponding energy levels, yields, and activities.", "positive": "| Nuclide Name | Id     | Energy (keV) | Yield (%) | Activity (pCi/M\u00b2)   | Activity Uncertainty |\n|---------------|--------|---------------|-----------|----------------------|-----------------------|\n| K-40          | 0.999  | 1460.81*      | 10.67     | 8.40820E+004         | 1.41266E+004          |", "negative": "The reactor's cooling system is designed to handle heat removal effectively while maintaining safety protocols."}
{"query": "service water system operation", "positive": "The three 8-inch SW flow paths to the MCR/ESGR AC subsystem (referred to in UFSAR Section 9.9.2) are the 1D, 2A, and 2C SW supply headers; two of the three 8-inch SW headers are normally in service.", "negative": "Significant defense in depth for the chillers and the flow paths to supply SW to the MER 3 and MER 5 chillers is available; however, manual action would be required to restore chiller operability."}
{"query": "What is the minimum initial assembly average enrichment for PWR fuel?", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) specifies the lower limits of enrichment for fuel assemblies based on the enrichment range for various configurations in a pressurized water reactor (PWR).", "negative": "The NRC establishes guidelines for the general operation of nuclear reactors, ensuring that all safety measures are adequately addressed during the regulatory review process."}
{"query": "regulatory measurements for surface area", "positive": "The survey conducted in TRIGA Room 112 reported an area of 36.9 m\u00b2 (397 ft\u00b2) for Survey Unit 13, indicating the spatial dimensions relevant for compliance with safety regulations.", "negative": "The symbols used in this survey document include a red circle for a random starting point, a black circle for systematic locations, and an orange circle for judgmental locations."}
{"query": "nuclear emergency planning procedure", "positive": "The Revised Emergency Plan Implementing Procedure provides detailed guidelines for responding to nuclear emergencies, including evacuation protocols and communication strategies with local authorities.", "negative": "The reactor's cooling system is designed to maintain safe operating temperatures and prevent overheating during normal and abnormal conditions."}
{"query": "The requirement for estimating the water use for the circulating water system is crucial for operational efficiency.", "positive": "Plant Well Water Demand is quantified as 752 gpm under normal conditions and can peak at 3,140 gpm.", "negative": "Demineralized Water System Feed relies on a supply of treated water to ensure the proper functioning of various plant systems."}
{"query": "What is required for registration of devices used in nuclear applications?", "positive": "Devices subject to registration must be listed with an NRC Device Key and include relevant details such as distributor information and mechanism of license number.", "negative": "The manufacturer name recorded in the document is TN TECHNOLOGIES, INC., known for producing various electronic devices."}
{"query": "What is a fire protection system in nuclear facilities?", "positive": "The term \u201cfire protection system\u201d refers to the integrated complex of components and equipment provided for detection and suppression of fires.", "negative": "Total flooding carbon dioxide suppression systems are provided in the auxiliary electric equipment room (AEER), three diesel generator rooms, and diesel day tank rooms."}
{"query": "aging management programs", "positive": "The scope of the AMP, AMR, and TLAA review is to: Examine the applicant\u2019s AMPs, AMR items, and TLAAs; Verify the applicant\u2019s claims of consistency with the corresponding GALL-SLR Report AMPs, and AMR items; and Assess the adequacy of the TLAAs.", "negative": "The three Aging Management Audit parts include: Part #1 \u2013 In-Office Technical Review Audit During the In-Office Technical Review Audit, technical staff will review the SLRA, documentation on the applicant\u2019s electronic portal (ePortal), and conduct an OE review."}
{"query": "The NRC safety evaluation for NEI 06-09-A outlines requirements for conducting peer reviews and self-assessments of probabilistic risk assessment models.", "positive": "Section 4.0, Item 3 of the Nuclear Regulatory Commission\u2019s (NRC\u2019s) Final Safety Evaluation (Reference 1) for NEI 06-09-A, Revision 0, \"Risk-Informed Technical Specifications Initiative 4b, Risk-Managed Technical Specifications (RMTS) Guidelines\" (Reference 2), requires that the license amendment request (LAR) provide a discussion of the results of peer reviews and self-assessments conducted for the plant-specific probabilistic risk assessment (PRA) models that support the RMTS, including the resolution or disposition of any identified deficiencies (i.e., facts and observations [F&Os] from peer reviews).", "negative": "This enclosure provides information on the technical acceptability of the Diablo Canyon PRA internal event, internal flood, fire, and seismic models that support the Risk-Informed Completion Time (RICT) Program, in support of the LAR to revise the Technical Specifications to adopt Technical Specifications Task Force (TSTF) traveler TSTF-505, Revision 2, \"Provide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4b\" (Reference 6)."}
{"query": "emergency planning procedures", "positive": "An annual review of the plan, certified to be current.", "negative": "Supervising the development and implementation of training and public information and education programs within the Parish."}
{"query": "what is the continuity equation in nuclear engineering?", "positive": "The continuity equation is a mathematical expression of the conservation of mass principle.", "negative": "For a control volume that has a single inlet and a single outlet, the mass flow rate into the volume must equal the mass flow rate out."}
{"query": "The radiation levels recorded at various scan points are essential for ensuring safety compliance.", "positive": "Scan Logged Result (cpm) indicates the amount of radiation detected at various detector locations, which is critical for monitoring safety levels.", "negative": "The average background radiation is measured in counts per minute (cpm) to establish a reference for normal environmental radiation."}
{"query": "The system requires multiple channels of process control equipment to manage unit parameters effectively.", "positive": "Generally, three or four channels of process control equipment are used for the signal processing of unit parameters measured by the field instruments.", "negative": "The actual number of channels required for each unit parameter is specified in Reference 1."}
{"query": "Zr-4 cladding performance under neutron irradiation", "positive": "Figure 30-15: Zr-4 Cladding, P/M Strain versus Fast Fluence illustrates the relationship between plasticity/market strain and the amount of fast neutron fluence in Zr-4 cladding material used in nuclear reactors.", "negative": "Figure 30-16: Zr-4 Cladding, P/M Strain versus Temperature depicts how temperature variations affect the strain characteristics of Zr-4 cladding, providing insights into material behavior under thermal conditions."}
{"query": "The conditions for test assemblies were meticulously documented to ensure accurate results in critical heat flux studies.", "positive": "Test assembly conditions for non-mixing grid tests were established to evaluate the performance of the COBRA-FLX thermal-hydraulic code.", "negative": "The performance of a nuclear reactor is influenced by numerous factors including fuel type, coolant flow, and moderator characteristics."}
{"query": "The report provides identified nuclides and their corresponding confidence levels along with measurements such as activity.", "positive": "| Nuclide | Confidence | Id    | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------|------------|-------|--------------|-----------|-----------------------|-----------------------|\n| K-40    | 0.99       | 1460.75 | 10.67      | 5.95E+00  | 1.01E+00              |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "nuclear construction inspection reports", "positive": "NRC CONSTRUCTION INSPECTION REPORT(S)  | NRC VENDOR INSPECTION REPORT(S)", "negative": "Federal Register Notice Published  | 85FR6001"}
{"query": "What are the requirements for a one-pager in nuclear regulatory filings?", "positive": "I\u2019d prefer to keep it to a one-pager (or 1+ pager) and not go to the effort making slides.", "negative": "I scheduled this for 30 minutes at Rob\u2019s suggestion. He didn\u2019t think they would need longer than that, although perhaps this is new material for Chris."}
{"query": "radiological dose from Sr-90", "positive": "The average dose per ROC for Sr-90 is 1.34E-04, indicating a significant measure of the radiological effects associated with this radionuclide.", "negative": "The on-site laboratory analyzed the three (3) judgmental soil samples using the on-site gamma spectroscopy system."}
{"query": "PWR reactor vessel internal components", "positive": "Stainless steel, nickel alloy, stellite PWR reactor vessel internal components or LRA/SLRA-specified reactor vessel internal component exposed to reactor coolant, neutron flux", "negative": "Plant-specific aging management program or AMP XI.M16A, \"PWR Vessel Internals,\" with an adjusted site-specific or component-specific aging management basis for a specified reactor vessel internal component."}
{"query": "Cs-137 detection in soil samples", "positive": "Of the total number of surface soil samples taken and analyzed, Cs-137 was identified at concentrations greater than the MDC in 132 samples.", "negative": "Using Type I and Type II error values (\u03b1 and \u03b2) of 0.05, a relative shift of four (4) equates to a sample size of nine (9). The PSR Project elected to use a conservative sample size of fourteen (14) for each survey unit."}
{"query": "What is the purpose of SAMA in nuclear regulatory assessments?", "positive": "The Stage 1 assessment involves \"demonstrating that SAMA implementation would not reduce the CDF or any of the Level 2 release category frequencies by 50 percent or more\".", "negative": "Please clarify this difference and confirm that all aspects of the ER make use of \"the latest risk models that are available for internal events (including internal flooding) and for each of the external events contributors...\", as discussed in Section 3.1 of NEI 17-04."}
{"query": "What is the status of the SLR guidance document in regulatory filings?", "positive": "Please cover the latest SLR guidance document status and plans: we're basically in the internal review and concurrence portion of the process.", "negative": "Also, please provide information on the latest plans for the material harvesting workshop during the RIC."}
{"query": "What is the VIPRE computer code in nuclear reactor safety analysis?", "positive": "The computer code VIPRE (Versatile Internals and Components Program for Reactors - EPRI) was developed for the Electric Power Research Institute (EPRI) by Battelle Pacific Northwest Laboratories to perform detailed thermal-hydraulic analyses to predict CHF and DNBR of reactor cores.", "negative": "Dominion Energy submitted to the USNRC in Reference 6, and received approval from the USNRC in Reference 7, a request to adopt the Dominion Energy's Core Design and Safety Analysis Methods at MPS3."}
{"query": "What does a safety analysis report entail for nuclear reactors?", "positive": "A safety analysis report must identify and analyze the potential hazards associated with the operation of the nuclear reactor, including the evaluation of the reactor design and safety systems.", "negative": "The plant management team is responsible for overseeing daily operations and ensuring compliance with standard operating procedures."}
{"query": "What is a fiber penetration model in nuclear safety analysis?", "positive": "The penetration models from the previous step can then be used to determine the prompt fiber penetration fraction and shedding fraction for a given time and amount of fiber accumulated on the strainer.", "negative": "For each time step, the fiber penetration rates and quantities were calculated."}
{"query": "What is the definition of the Practical Quantitation Limit?", "positive": "PQL is Practical Quantitation Limit.", "negative": "Preparation method: 'Method' indicates preparation defined in analytical method."}
{"query": "non-cited violation (NCV)", "positive": "We are treating this violation as a non-cited violation (NCV) consistent with Section 2.3.2 of the Enforcement Policy.", "negative": "The results of this inspection are documented in the enclosed report."}
{"query": "What is direct fracture toughness in reactor pressure vessel evaluation?", "positive": "Direct fracture toughness is used for the evaluation of reactor pressure vessel integrity, allowing for the assessment of material performance under service conditions.", "negative": "The NRC Audit Report Summary Package provides insights into the review of regulatory documents related to nuclear operations."}
{"query": "pitting and crevice corrosion in aluminum alloys", "positive": "Loss of material due to pitting and crevice corrosion is not an aging effect requiring management for aluminum alloys if: 1. Plant-specific OE does not reveal a history of loss of material due to pitting or crevice corrosion, and 2. A One-Time Inspection demonstrates that the aging effect is not occurring or is occurring so slowly that it will not affect the intended function of the components. The applicant documents the results of the plant-specific OE review in the SLRA.", "negative": "An alternative strategy to demonstrating that an aggressive environment is not present is to isolate the aluminum alloy from the environment using a barrier to prevent loss of material due to pitting and crevice corrosion."}
{"query": "What are the parameters inspected in the Pressurizer Spray Head Examination?", "positive": "The parameter inspected by the Pressurizer Spray Head Examination is cracking of the pressurizer spray head due to thermal embrittlement.", "negative": "The Non-EQ Insulated Cables and Connections Aging Management Program will be controlled by an engineering support program."}
{"query": "The containment structure is designed to prevent the release of radioactive materials.", "positive": "CONTAINM is a term used to refer to containment that is essential in nuclear reactors to prevent the escape of nuclear materials during normal operations and accidents.", "negative": "The U.S. Department of Labor, Bureau of Labor Statistics provides important labor data but does not directly influence nuclear safety regulations."}
{"query": "What is the FEIS in nuclear regulatory filings?", "positive": "The FEIS is available through the ADAMS Public Documents collection at NRC website under ML25031A307.", "negative": "If you have any questions regarding this matter, please contact Jean Trefethen by phone at 301-415-0867 or via email at Jean.Trefethen@nrc.gov."}
{"query": "The aging management program for electrical cable connections will include sampling and testing for integrity over time.", "positive": "The BFN Fuse Holders aging management program is a new condition monitoring program. The Fuse Holders program will apply to fuse holders outside of active equipment within the scope of subsequent license renewal and susceptible to the following aging effects: increased resistance of connection due to chemical contamination, corrosion, and oxidation or fatigue caused by ohmic heating, thermal cycling, electrical transients, frequent removal and replacement, or vibration.", "negative": "The program will utilize thermography and visual inspection and testing to identify age-related degradation for both fuse holder electrical insulation material and fuse holder metallic clamps."}
{"query": "nrc radioactive materials license termination", "positive": "We decided to terminate our NRC Radioactive materials license effective on December 31, 2024.", "negative": "I wanted to inform you that our RSO Lino T. Vera is back to his office, and we are ready to be inspected any time."}
{"query": "nuclear device registration requirements", "positive": "Certain devices that do not present a significant risk to public health and safety are not subject to registration with the NRC, which streamlines regulatory processes for manufacturers of low-risk equipment.", "negative": "The manufacturer must ensure that all equipment is properly calibrated and maintained to prevent any operational anomalies during testing."}
{"query": "The NRC mandates the quantification of radioactive isotopes to ensure compliance with safety standards.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The results of the analytical methods indicate that the measurements were performed using EPA 905.0 Modified."}
{"query": "The potential impacts of pollutants from nuclear plant operations on marine life were previously assessed due to the presence of heavy metals in infrastructure materials.", "positive": "This issue concerns the potential effects of nonradiological contaminants on aquatic organisms that could occur as a result of nuclear power plant operations.", "negative": "With respect to gas supersaturation, Duke Energy has not reported any instances of fish kills at Oconee Station or any other information indicating that fish may have experienced symptoms of gas bubble disease."}
{"query": "The site has been evaluated for the possibility of tectonic activity, and it has been determined that no capable tectonic sources exist nearby.", "positive": "There are no capable tectonic sources within 5 miles of the ESP site.", "negative": "Subsequent air photo interpretation, aerial reconnaissance, and field reconnaissance of the fault trace carried out for this ESP application confirms the conclusion reached by Dames & Moore (Reference 9), and no further investigation of this fault is considered necessary."}
{"query": "geotechnical exploration for nuclear sites", "positive": "MACTEC Engineering and Consulting, Inc., \u201cGeotechnical Exploration and Testing, PSEG Site Application, Lower Alloways Creek Township, New Jersey\u201d, Rev. 0, Jul 10, 2009.", "negative": "ASTM, 2007a, \u201cStandard Practices for Preserving and Transporting Soil Samples,\u201d ASTM D 4220-07, 2007."}
{"query": "What are limitations and conditions in nuclear regulatory filings?", "positive": "The NRC staff reviewed and performed independent calculations to assess Framatome's additional information regarding limitation and condition (L&C)-18, presented at the May 4, 2023, meeting.", "negative": "NRC staff will also modify the supporting language in the SE to be consistent with the L&C changes."}
{"query": "What defines the ordinary high-water level in relation to watercourses and reservoirs?", "positive": "Ordinary High-Water Level (OHWL) means the boundary of waterbasins, watercourses, public waters, and public waters wetlands, and shall be an elevation delineating the highest water level which has been maintained for a sufficient period of time to leave evidence upon the landscape, commonly that point where the natural vegetation shifts from predominantly aquatic to predominantly terrestrial. For watercourses, the ordinary high water level is the elevation of the top of the bank of the channel. For reservoirs and flowages, the ordinary high water level is the operating elevation of the normal summer pool.", "negative": "Stabilized means staked sod, riprap, wood fiber blanket, or other material that prevents erosion from occurring has covered the exposed ground surface. Grass seed is not stabilization."}
{"query": "What is peak analysis in gamma spectrum analysis?", "positive": "Peak analysis is performed on the data collected on 9/15/2017 at 1:33:11 PM, where the analysis identifies peaks based on the channel range from 100 to 4096.", "negative": "The sample taken on 9/15/2017 was a 500 ml Marinelli type, which contains a total sample size of 8.417E+02 grams."}
{"query": "What is the purpose of defense-in-depth in nuclear safety?", "positive": "Defense-in-depth is a fundamental concept in nuclear safety, which ensures that multiple layers of protection are in place to prevent accidents and mitigate their consequences.", "negative": "The evaluation of the digital modernization project at Turkey Point Unit 3&4 also considers the improvement of operational efficiency and reliability of the reactors."}
{"query": "During Condition B, the RPS can only perform its function if one channel in each trip system is operable, limiting its capability to withstand a single failure.", "positive": "Condition B exists when, for any one or more Functions, at least one required channel is inoperable in each trip system.", "negative": "Completing one of these Required Actions restores RPS to a reliability level equivalent to that evaluated in References 9 and 13, which justified a 12 hour allowable out of service time as presented in Condition A."}
{"query": "What is the significance of the peak energy levels in nuclear spectroscopy?", "positive": "Peak Centroid refers to the energy value at which the maximum intensity of a peak occurs in a spectrum, representing the energy of the emitted radiation.", "negative": "The Ambient Background is subtracted from the Original Area to calculate the Subtracted Area, which is crucial for obtaining accurate measurements in spectroscopic analysis."}
{"query": "The NRC conducts reviews and grading of various examination components to ensure compliance with licensing requirements.", "positive": "Reviewed and incorporated any necessary facility and applicant written examination comments. NRC grading of written examination completed. (ES-4.4)", "negative": "Mailed licenses, preliminary results, and pass letters."}
{"query": "environmental impacts of nuclear licensing", "positive": "The environmental impacts of the proposed action and reasonable alternatives are designated as SMALL, MODERATE, or LARGE, which represent three established significance levels for potential impacts, presented in a footnote of Table B\u20131 in Appendix B to Subpart A of 10 CFR Part 51 (TN250), and defined as follows:", "negative": "Table ES-1 lists the environmental issues applicable to Oconee Station SLR and the findings related to these issues."}
{"query": "The Commission's decision on Powertech's license is under review due to potential NEPA violations.", "positive": "The Tribe relies on 5 U.S.C. \u00a7 706, which generally provides the standard for judicial review of agency action, and related federal court precedent to argue that, unless an analysis undertaken pursuant to Allied-Signal warrants rebutting the presumption of vacatur, the Commission should vacate Powertech\u2019s license based on the finding of a NEPA violation.", "negative": "The parties have provided their views in response to that order, and the Tribe, Powertech, and the Consolidated Intervenors have also filed responses to those initial filings."}
{"query": "What is included in nuclear licensing submittals?", "positive": "The licensing submittals typically include information about equipment specifications, regulatory compliance documentation, and safety analysis reports.", "negative": "The report details various part numbers and vendor information for nuclear components."}
{"query": "The ability to assess the reactor coolant system is fundamental in ensuring the steam generator operates safely and efficiently.", "positive": "Knowledge of the effect of the following plant conditions, system malfunctions, or component malfunctions on the steam generator system:", "negative": "Failure to close the MSIV to isolate the faulted steam generator, given a steam generator tube rupture event (PRA related) 4.4."}
{"query": "What is the Alert and Notification System in nuclear safety?", "positive": "The Alert and Notification System (ANS) Siren Warning System (SWS) was updated as part of a siren upgrade project.", "negative": "The design report was rewritten and reformatted to meet FEMA design report guidelines."}
{"query": "What are the testing procedures for sealed sources in nuclear licensing?", "positive": "Unless a sealed source is accompanied by a certificate from the transferor that shows that it has been leak tested within 6 months before the transfer, it may not be used by the licensee until tested for leakage.", "negative": "Each licensee or registrant shall conduct a quarterly physical inventory to account for all sources of radiation, and for devices containing depleted uranium received and possessed under the license."}
{"query": "What actions should the crew take in response to a loss of control air on Unit 1?", "positive": "In accordance with S1.OP-AB.CA-0001, the crew's NEXT action will be to TRIP the Reactor and perform 1-EOP-TRIP-1 (Reactor Trip Or Safety Injection) CONCURRENTLY with S1.OP-AB.CA-0001 Attachment 12 (LOCAL CONTROL OF SG PRESSURE AND LEVEL).", "negative": "The 1A Control Air Header Pressure is 79 psig and the 1B Control Air Header Pressure is 77 psig."}
{"query": "online portal security requirements", "positive": "The following conditions associated with the online portal must be maintained throughout the duration that the audit team has access to the online portal: - The online portal will be password-protected, and separate passwords will be assigned to the NRC staff and contractors who are participating in the audit. - The online portal will be sufficiently secure to prevent the NRC staff from printing, saving, downloading, or collecting any information on the online portal.", "negative": "The NRC project manager will coordinate any changes to the audit schedule and location with the licensee."}
{"query": "What is a 10 CFR 71.95 report?", "positive": "10 CFR 71.95 report addressing an uninstalled leak test port bolt found in a heeled Liqui-Rad transport unit package at the customer site.", "negative": "Shipping Low-Level Radioactive Waste training documents"}
{"query": "leakage boundary definition", "positive": "Pump Casing (Equipment Drain Receiver Pumps) | Leakage Boundary (Spatial)", "negative": "Tank (Floor Drain Receiver Tanks) | Leakage Boundary (Spatial)"}
{"query": "The NRC's conduct regarding public comments can influence subcommittee actions based on committee obligations.", "positive": "In fact, Mark Edward Leyse first learned about the extended deadline when the ACRS Thermal Hydraulics Phenomena Subcommittee briefly discussed the matter on Monday, October 18, 2010.", "negative": "Those usually go to the full committee. I don't know what your obligation is with respect to those."}
{"query": "What is the purpose of estimating the PMF at the VEGP site?", "positive": "A stage-discharge relationship or 'rating' curve is required to estimate the water surface elevation of the Savannah River near the VEGP site associated with the PMF discharge.", "negative": "A logarithmic plot of the power curve fit to these values is presented in Figure 2.4.3-1."}
{"query": "canister heat loading category", "positive": "Establish LOADING CATEGORY by determining the total heat load for all of the fuel assemblies to be loaded into a CANISTER and then determining the maximum individual fuel assembly heat load for these assemblies.", "negative": "Certificate of Compliance No. 1025 B2-16 RENEWED AMENDMENT 8 REVISION 1"}
{"query": "The NRC mandates that all relevant safety systems are designed to handle postulated accidents effectively.", "positive": "The Subcommittee has reviewed the proposed specifications on the Standby Liquid Control System (SLCS), which provides critical safety function during accident scenarios in boiling water reactors (BWR).", "negative": "The licensee submitted a request for an extension of the operational timeframe for Unit 4, detailing the planned maintenance schedule for the next three years."}
{"query": "What are the quality assurance requirements for the installation of nuclear instrumentation?", "positive": "Regulatory Guide 1.30, August 1972, Quality Assurance Requirements for the Installation, Inspection, and Testing of Instrumentation and Electric Equipment.", "negative": "Regulatory Guide 1.34, December 1972, Control of Electroslag Weld Properties."}
{"query": "The analysis measured the presence of americium-241 in the solid matrix with a result of 0.00519 pCi/g.", "positive": "| Americium-241 | U | 0.00519 | +0.00233 | 0.0455 | 0.400 | pCi/g |", "negative": "Mr. Jason Q. Spaide can be contacted for inquiries regarding the LaCBWR Site Restoration Project."}
{"query": "The ND2A valve is critical for the removal of residual heat in a nuclear reactor system.", "positive": "The ND2A valve is specifically designed for the residual heat removal system to ensure the safety of the nuclear reactor by removing excess heat during shutdown.", "negative": "The inspection process for the reactor containment structure ensures its integrity under various operational conditions."}
{"query": "severe accident mitigation alternatives", "positive": "The Severe Accident Mitigation Alternatives (SAMAs) are strategies that can be implemented to reduce the consequences of severe accidents in nuclear power plants.", "negative": "The Generic Environmental Impact Statements (GEIS) evaluate the environmental effects of nuclear plant operations and license renewals."}
{"query": "Cultural Resources Report", "positive": "Pursuant to 10 CFR 2.390, \"Public inspections, exemptions, requests for withholding,\" Enclosure 2, the Class III Cultural Resources Report, is withheld from public disclosure and may not be made publicly available.", "negative": "The NRC staff has scheduled a virtual workshop for consulting Tribes on February 25, 2025, from 2:00 p.m. to 5:00 p.m. Eastern Time, to provide information on Kemmerer Power Station Unit 1, discuss the undertaking and potential impacts to historic and cultural resources, and solicit Tribal input on the MOA process and any other concerns related to the undertaking."}
{"query": "The inspectors conducted an inspection related to Transportation and Radiation Protection.", "positive": "On October 10, 2024, the inspectors presented the Transportation and Radiation Protection inspection results to Roy Stutts and other members of the licensee staff.", "negative": "The inspectors verified no proprietary information was retained or documented in this report."}
{"query": "corrective action documents", "positive": "Inspection Procedure 95001 outlines the requirements for managing corrective action documents (CADs) to ensure timely identification and resolution of issues that may affect safety.", "negative": "The 2J EDG K1 Relay Failure was documented in CA12944602, which highlighted operational challenges faced during routine inspections."}
{"query": "Strontium-90 measurement", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.0855 | +/-0.0784 | 0.128 | 0.400 | pCi/g | JXC9 | 10/07/19 | 1511 | 1921875", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "nuclear license application process", "positive": "The nuclear license application process involves detailed documentation and analysis to ensure compliance with regulatory requirements set forth by the Nuclear Regulatory Commission (NRC).", "negative": "During the reactor's operational phase, maintenance checks are crucial to ensure that all safety systems function adequately under normal and emergency conditions."}
{"query": "What is a common cause failure coping analysis in nuclear regulatory contexts?", "positive": "The regulatory audit plan in support of review of defense in depth and diversity common cause failure coping analysis is a systematic approach to evaluate the robustness of safety systems against simultaneous failures.", "negative": "The Limerick Generating Station operates under stringent regulatory oversight to ensure the continuous safe generation of electricity for the region."}
{"query": "What are the potential consequences of dam failures on nuclear safety?", "positive": "Dam breaches can lead to significant flooding and water level increases at nuclear facilities, impacting the structural integrity and safety systems of the plant.", "negative": "Flood hazard assessments are critical in determining the appropriate flood mitigation strategies for facility operations."}
{"query": "regulatory framework for fusion energy", "positive": "U.S. policymakers should establish a broad legislative and regulatory framework that explicitly and permanently removes fusion energy from the regulatory approaches that the federal government has taken towards fission power plants.", "negative": "The development of fusion energy has the potential to revolutionize the global energy landscape, providing a clean and abundant alternative to fossil fuels."}
{"query": "reactor coolant system pressure-temperature limits", "positive": "Revised the reactor coolant system pressure-temperature limits, LTOPS setpoints, LTOPS T_enable values, and administrative cooldown rate limit.", "negative": "Made under the provisions of 10 CFR 50.59 except where indicated in brackets."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis involves the examination of gamma rays emitted from a sample to determine its radioactive composition and activity levels, typically performed using specialized detectors and calibration techniques.", "negative": "The sample number is recorded as 7266, which helps in tracking the specific analysis and results associated with that sample."}
{"query": "completion times for required actions in nuclear regulation", "positive": "Each Completion Time is referenced to the time that Condition B is entered. The Required Actions of Condition B are to complete action B.1 within 12 hours AND complete action B.2 within 36 hours.", "negative": "When a system is determined to not meet the LCO, Condition A is entered. If the system is not restored within 7 days, Condition B is also entered and the Completion Time clocks for Required Actions B.1 and B.2 start."}
{"query": "Periodic bathymetric surveys are conducted to assess the need for maintenance dredging of canals at nuclear power facilities.", "positive": "As described in Sections 3.6.1.2.4 and 4.5.1.4, periodic maintenance dredging of the Units 2 and 3 intake and/or discharge canals may be required during the SLR term.", "negative": "As a result, a site-specific evaluation of applicable Category 1 environmental issues is required to be included in SLR ERs."}
{"query": "The NRC mandates that all devices containing isotopes must be properly registered for safety and regulatory compliance.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| CS137                | 100                   | mCi              |", "negative": "The manufacturer, TN Technologies, Inc., produces various types of electronic devices for commercial use."}
{"query": "What is the significance of the licensing process in nuclear regulatory compliance?", "positive": "The licensing process for nuclear facilities involves a series of detailed evaluations and consultations with the public and various stakeholders to ensure that the facility operates safely and within the regulatory framework established by the NRC.", "negative": "The operational efficiency of a reactor is often measured by its thermal output and the effectiveness of heat exchangers in transferring energy."}
{"query": "What is the calculated maximum fuel element cladding temperature limit?", "positive": "On June 7, 2010, Mark Edward Leyse, on behalf of the New England Coalition, submitted a petition for enforcement action under 10 CFR 2.206, \"Requests for Action under This Subpart.\" The petitioner requested the NRC to order the Vermont Yankee Nuclear Power Station to lower its licensing basis peak cladding temperature to provide an adequate margin of safety in the event of a LOCA.", "negative": "The NRC identified three main issues in the two petitions. The remaining paragraphs of Section I summarize the following information for each main issue: (1) relevant background information; (2) arguments in the petitions; and (3) specific requests the petitioner made to address each issue."}
{"query": "groundwater contamination management", "positive": "Oconee Station has implemented a groundwater protection program to identify and monitor leaks through the installed monitoring well network and adheres to the appropriate State pollution prevention permits.", "negative": "The NRC staff has not identified new and significant information during the audit, scoping process, and review of available information cited in this EIS."}
{"query": "The NRC assesses strategies for enhancing the capability of existing systems, such as the AC cross-tie capability.", "positive": "SLR SAMA 22 addresses SAMAs related to improving AC cross-tie capability.", "negative": "The Dresden FLEX mitigating strategy includes an additional 480V generator to satisfy FLEX's 'N+1' approach."}
{"query": "Manning's roughness coefficient in channel routing", "positive": "Average Manning's roughness coefficient for the whole length of the main channel, exclusive of the overbank areas (0.02-0.065)", "negative": "Automatic Adaption (1-minute time step for control specification)."}
{"query": "What is the purpose of a hydrogen skimmer system in nuclear safety?", "positive": "The Hydrogen Skimmer System is designed to remove hydrogen gas produced during a potential loss-of-coolant accident, thereby preventing the risk of hydrogen explosions in containment areas.", "negative": "The Crane Rail Assembly is essential for ensuring that heavy loads can be moved safely within the facility, allowing for maintenance and construction activities to proceed without incident."}
{"query": "What is the methodology used for EPZ sizing in NuScale's report?", "positive": "NuScale EPZ Sizing Methodology Topical Report (TR) Revision 2 (ML20217L422) uses PRA accident sequences and Design Basis Source Term to size the EPZ for Advanced Light Water Reactors (ALWRs) and Non Light Water Reactors (NLWRs) as applicable.", "negative": "Discuss staff technical concerns with the NuScale EPZ TR Revision 2."}
{"query": "The testing of PIVs is done to ensure they meet the leakage rate acceptance criteria at the designated operating pressures.", "positive": "OM Code, Subsection ISTC-3630(a) requires PIV leakage rate testing to be conducted at least once every two years.", "negative": "To repair or replace a failed PIV, the plant would have to reverse startup activities and cooldown, depressurize, reduce RCS water level, and remove fuel, as required, from the reactor vessel to perform repair or replacement of the failed PIV."}
{"query": "Nominal Trip Setpoints", "positive": "The Nominal Trip Setpoints are the values at which the bistables are set. Any bistable is considered to be properly adjusted when the 'as left' value is within the two-sided tolerance band for rack calibration accuracy.", "negative": "To allow for calibration tolerances, instrumentation uncertainties, instrument drift, and harsh environment errors for those RTS channels that must function in harsh environments as defined by 10 CFR 50.49 (Ref. 4), the Nominal Trip Setpoints specified in Table B 3.3.1-1 are conservatively adjusted with respect to the analytical limits."}
{"query": "What is the average boron concentration in the reactor core over time?", "positive": "The core average boron concentration is measured in parts per million (ppm) and its values at different time intervals indicate the reactor's cooling and chemical control.", "negative": "The table represents the elapsed time in seconds and the respective core average boron concentration, showing how the system responds to various operational states."}
{"query": "What is the significance of archaeological resources in the context of the MNGP site?", "positive": "The results of the literature and map review showed that there are 35 recorded archaeological resources, 9 architectural resources, and 8 cemeteries listed within 6 miles of MNGP.", "negative": "Photographs taken during and after the construction of the MNGP facility are useful in showing the environmental context during that period."}
{"query": "Licensees are obligated to provide thorough documentation to ensure regulatory compliance.", "positive": "The NRC requires licensees to submit a series of regulatory filings that ensure compliance with safety standards and operational protocols.", "negative": "The weather forecast predicts a sunny day with clear skies, making it ideal for outdoor activities."}
{"query": "What is a probabilistic risk assessment (PRA) in the context of nuclear licensing?", "positive": "In 10 CFR 52.47(a)(27) and 10 CFR 52.79(a)(46), the NRC requires an applicant for a DC, or a COL, respectively, to perform either a design-specific or a plant-specific PRA.", "negative": "The applicant or licensee should describe existing public and occupational health issues, as appropriate."}
{"query": "The NRC has classified groundwater use conflicts as a Category 2 issue due to the potential for significant impacts at high withdrawal rates.", "positive": "Impacts to groundwater use during the subsequent period of extended operation are SMALL, which is consistent with the NRC\u2019s conclusion in the 2013 GEIS (Table 4.5-1).", "negative": "TVA follows BMPs intended to minimize the potential for release of fuels and hazardous materials, as specified in 'A Guide for Environmental Protection and Best Management Practices for Tennessee Valley Authority Construction and Maintenance Activities, Review A, 2022.'"}
{"query": "What is the methodology used for extended passive cooling in reactors?", "positive": "This topical report presents the methodology for the extended passive cooling and reactivity control that is used in the NuScale design to enhance safety and reliability.", "negative": "NuScale Power, LLC is committed to advancing innovative and scalable solutions for clean energy through the development of small modular reactors."}
{"query": "What does pCi/g measure in nuclear quality control?", "positive": "The units of measurement used in this report include pCi/g, which refers to picocuries per gram, a standard unit for measuring radioactivity.", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "In the case of a steam generator break, the operator must act quickly to divert auxiliary feedwater to the operating generator within a specified timeframe.", "positive": "According to the FSAR, with the single failure of the TDAFWP considered, it is assumed that 390 gpm total AFW flow will be delivered to two of the intact SGs at 1 minute after the trip and an additional 195 gpm of AFW flow will be delivered to the third intact SG at 10 minutes after the trip.", "negative": "A TCOA associated with the accident to have pressurizer PORV available, this TCOA time is 8.6 minutes."}
{"query": "PWR assembly loading pattern", "positive": "Figure B2-2 shows the schematic of a 37-Assembly PWR Basket Preferential Loading Pattern, detailing the arrangement of assemblies within a pressurized water reactor (PWR).", "negative": "Refer to Table B2-8 for Maximum Heat Loads."}
{"query": "proprietary information in nuclear submissions", "positive": "This Document contains information of a proprietary and confidential nature and is of the type customarily held in confidence by Framatome and not made available to the public.", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "What are the subsurface conditions at the North Anna site?", "positive": "The results of the field exploration program indicate that the station area is underlain by three basically different, but related materials. These are, in order of increasing depth: Residual silty fine sand and sandy silt with some gravel (saporite);", "negative": "Several springs are also found on the site but their discharge rates are dependent on climatic factors."}
{"query": "Ensure that the backup power source is functioning correctly while transferring bus operations.", "positive": "IF a degraded or undervoltage condition occurs while transferring bus, THEN immediately establish GREATER THAN 3.9 KV using T-4 LTC CONTROL.", "negative": "Selects section D.20. SAT / UNSAT"}
{"query": "The NRC mandates that licensees implement a monitoring plan for fish populations affected by their operations.", "positive": "The IPEC 2021 Spring Sturgeon Impingement Monitoring report outlines the procedures for evaluating the impacts of facility operations on sturgeon populations in the Hudson River.", "negative": "The report includes a detailed schedule for sampling activities, ensuring that data is collected at appropriate intervals to accurately assess environmental impacts."}
{"query": "What is a safety-related system in nuclear licensing?", "positive": "A safety-related system is designed to mitigate potential hazards and ensure the safe operation of a nuclear facility under both normal and abnormal conditions.", "negative": "The reactor pressure vessel is a critical component that houses the nuclear fuel and allows for controlled fission during operation."}
{"query": "The conditions that require the operator to enter T-101 are specific to the reactor's operational parameters.", "positive": "The operator will promptly enter T-101 (Reference 14) upon recognition of any of the following entry conditions: 1. RPV water level below +12.5 inches (Level 3) 2. RPV pressure above 1096 psig 3. A reactor scram condition with APRM above 4%.", "negative": "For the postulated event of Turbine Trip Without Bypass, concurrent with a postulated CCF of PPS, sufficient automatic control functions, indications that are independent of the PPS, and operator actions, are/will be available to mitigate the event."}
{"query": "The regulatory compliance for VCCs includes ensuring they meet safety standards for storage and containment.", "positive": "The Affected Vertical Concrete Casks (VCCs) must comply with specific regulatory guidelines set forth by the NRC to ensure their safety and reliability.", "negative": "The reactor operation is closely monitored to assess performance and prevent any potential incidents related to core damage."}
{"query": "activity of nuclear isotopes", "positive": "The activity of a nuclide is measured in picocuries per gram (pCi/grams) and indicates the rate at which the isotope decays and emits radiation, which is critical for safety assessments and regulatory compliance in nuclear applications.", "negative": "The table also presents energy values measured in kiloelectronvolts (keV), which indicate the energy of photons emitted during radioactive decay, essential for understanding the radiation spectrum of the radioactive materials."}
{"query": "What is the protocol for managing radiopharmaceutical extravasation?", "positive": "Figure 1 shows the protocol that is in use in our hospital for management of radiopharmaceutical extravasation. It is based on the findings of this review.", "negative": "Repetitive gamma camera measurements are performed in case of therapeutic extravasation in consultation with the physicist."}
{"query": "initial conditions of nuclear reactors", "positive": "Changed initial conditions and resultant classification.", "negative": "This JPM previously used as RA-4 on 2013 NRC Exam."}
{"query": "Minimum Channels OPERABLE requirement", "positive": "With the number of channels OPERABLE less than required by the Minimum Channels OPERABLE requirement, the contents of the tank(s) may be released to the environment provided that prior to initiating the release: a. At least two independent samples of the tank's contents obtained by two technically qualified members of the facility staff are analyzed, and b. At least two technically qualified members of the Facility Staff independently verify the release rate calculations, and c. At least two technically qualified members of the Facility Staff independently verify the discharge valve lineup; Otherwise, suspend release of radioactive effluents via this pathway.", "negative": "Effluent releases via this pathway may continue provided the flow rate is estimated at least once per 4 hours during releases via this pathway."}
{"query": "The report includes calculated activities for various nuclides such as Potassium-40 and Lead-212.", "positive": "| Nuclide Name | Id    | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|--------------|-------|--------------|-----------|-----------------------|---------------------|\n| K-40         | 0.93  | 1460.75      | * 10.67   | 5.68E+00              | 9.27E-01            |\n| PB-212       | 0.51  | 77.11        | 17.50     | 2.74E-01              | 4.99E-02            |", "negative": "Energy Tolerance: 1.000 keV"}
{"query": "The NRC monitors various groundwater levels that may affect safety and regulatory decisions.", "positive": "Well Completed in the Lower Catahoula Formation is a significant measurement station for assessing water levels.", "negative": "The table lists various historic dates alongside their corresponding water levels below land surface."}
{"query": "What are the Standard Review Plans for environmental reviews in nuclear power plants?", "positive": "Standard Review Plans for Environmental Reviews for Nuclear Power Plants provide a framework for evaluating the potential environmental impacts of nuclear power plant operations during the license renewal process.", "negative": "The annual reports highlight trends in public engagement and stakeholder communication initiatives undertaken by the agency."}
{"query": "The NRC mandates that license holders must comply with safety protocols during operational activities.", "positive": "The licensees must comply with the licensing requirements set forth by the NRC to ensure compliance with safety regulations and operational guidelines.", "negative": "A wide range of services is provided to the public by various organizations, which includes medical and industrial support to meet community health needs."}
{"query": "Protective Strategy and Performance Evaluation Program", "positive": "Provide documents/procedures that describe how the licensee will demonstrate and assess the effectiveness of the onsite physical protection program and protective strategy, to include: any implementing procedure or lower tier tool related to your PEP, any procedures or lower tier tool related to design and implementation of tactical drills and FOF exercise program.", "negative": "A complete list of security force members that will participate in the exercise as players."}
{"query": "weathered rock zones", "positive": "The borings drilled as part of the ESP application subsurface investigation program (presented in Section 2.5.4) revealed severely weathered, fractured and jointed intervals in the Zone III-IV and Zone IV rock.", "negative": "Significant water loss during drilling occurred in two of the fracture zones in boring B-803."}
{"query": "The material's fracture toughness is crucial for ensuring structural integrity in low-temperature conditions.", "positive": "K_IC FRACTURE TOUGHNESS (KSI - IN^1/2) is critical for assessing the material's performance under stress, especially at low temperatures, as indicated in the table of KID Lower Bound Fracture Toughness A533V.", "negative": "The table provides various reference temperatures and their corresponding values, essential for the classification of materials used in reactor components."}
{"query": "What are the waste management practices required for nuclear facility operations?", "positive": "All waste would be properly managed onsite and disposed of at approved treatment or disposal facilities in accordance with applicable regulations. (Section 7.2.3.2)", "negative": "SMALL (not included in the GEIS)"}
{"query": "The procedure outlines the necessary guidelines to prevent unauthorized operations during infrequently performed testing.", "positive": "This procedure describes the requirements, responsibilities, and administrative controls necessary for conducting infrequently performed tests or evolutions (IPTEs).", "negative": "Personnel involved in the IPTE must be adequately briefed on the expectations prior to conducting the evolution."}
{"query": "What is the method used for analyzing the solid samples for strontium-90?", "positive": "The analytical method performed for strontium-90 in solid samples involves the use of the GFPC, Sr90, Solid 'Dry Weight Corrected' technique as outlined in the report.", "negative": "The certificate of analysis report was dated November 14, 2019, and the client sample ID was L2-011-101-FSGS-005-SS."}
{"query": "delta temperature monitoring", "positive": "Temperature is sensed by an aspirated dual temperature sensor at the 60-m level, and an aspirated dual temperature sensor at the 10-m level. One-half of the dual sensor at each elevation is used for ambient temperature. The other half of each sensor is used to provide a differential temperature (delta temperature) between the 10-m and 60-m elevation.", "negative": "The wind direction and wind speed sensors are checked for normal operation, according to vendor specifications."}
{"query": "Does the proposed alteration impact confidence in the ability of safety barriers to contain radiation?", "positive": "Margin of safety is associated with confidence in the ability of the fission product barriers (i.e., fuel cladding, reactor coolant system pressure boundary, and containment structure) to limit the level of radiation dose to the public.", "negative": "The revised Emergency Plan will continue to provide the necessary support."}
{"query": "What is wind direction persistence in nuclear safety assessments?", "positive": "North Anna wind direction persistence data from 9/16/71 to 9/15/72 shows the probability distribution of various wind durations, essential for evaluating the safety implications of airborne releases.", "negative": "The reactor's cooling system operates under stringent regulatory standards to ensure efficient heat removal during normal and emergency conditions."}
{"query": "dedicated processor modules in nuclear safety systems", "positive": "Figure 3.5.1.1-2 shows the dedicated processor modules performing the coincidence voting for ECCS and NSSSS only.", "negative": "Figure 3.5.1.1-1 LCL Segmentation for Reactor Trip (One Division)"}
{"query": "low-level waste disposal costs", "positive": "In the 2019 decommissioning fund status reporting cycle, in which licensees provided decommissioning trust fund data to the NRC by March 31, 2019, as required by 10 CFR 50.75(f), 74 of the 98 operating reactors in the U.S. applied LLW burial cost escalation factors based on the Table 2-1 scenario in which non-compact affiliated generators used the Utah and Texas disposal sites.", "negative": "Licensees may use the escalation factors from this NUREG in their cost analyses, or they may generate and report site-specific cost estimates that result in a total cost estimate of no less than the amount estimated by using the 10 CFR 50.75(c) formula and cost escalation factors presented in this NUREG."}
{"query": "shutdown cooling system activation", "positive": "IF ANY of the following exists: - S/G press less than 675 psig, - OR RCS press less than 1870 psig, - OR Cntnt press greater than 1.5 psig THEN ACTUATE SI manually.", "negative": "4. CHECK SI actuated: a. Any SI annunciator LIT."}
{"query": "The configuration of the non-mixing grid is critical for determining the local heat flux during operation.", "positive": "NMGIRD = Non-Mixing GRID", "negative": "The axial geometry involves specific distance measurements from the edge of the heated length to the thermocouples."}
{"query": "alternate AC sources", "positive": "To establish the AACS, the DG-3 cross-connection to power selected safe shutdown loads is available and an additional AC source, a 480-volt diesel generator (DG-4), is staged and available.", "negative": "The configuration risk management program required by 10 CFR 50.65(a)(4) are to be put in place to assure that significant risk configurations are avoided during the extended DG inoperability."}
{"query": "lower support plate inspection methods", "positive": "40 \u2013 60 Methods and Frequency: ASME XI VT-3 for loss of material due to wear, as supplemented by TB 16-4 methods.", "negative": "Only to confirm that TB 16-4 applies. No issue with the merging of Items W12a and W12b into new Item W12."}
{"query": "loss of power instrumentation", "positive": "**LCO 3.3.8.1** The LOP instrumentation for each Function in Table 3.3.8.1-1 shall be OPERABLE.", "negative": "**A.** One or more required channels inoperable. | **A.1** Enter the Condition referenced in Table 3.3.8.1-1 for the channel. | Immediately"}
{"query": "Cs-137 activity in nuclear safety analysis", "positive": "Cs-137 was detected in concentrations above MDC in two (2) of the eleven (11) pucks analyzed.", "negative": "The top half-inch pucks from concrete core samples B1-010-001-CJFC-C04-CV, B1-010-001-CJFC-C09-CV, and B1-010-001-CJFC-C11-CV were sent off-site to GEL Laboratories for gamma spectroscopy and HTD analysis of the full suite of ROC."}
{"query": "steam generator replacement procedures", "positive": "The inspection should focus on SGRP activities that verify proper restoration of pressure boundaries of the reactor coolant system (RCS), secondary systems, exclusion of foreign materials, and plant modifications that could affect plant risk during subsequent plant operation.", "negative": "The licensee may install temporary or permanent modifications to support the SGRP well in advance of the SGRP outage."}
{"query": "What is the significance of nuclide yield in nuclear safety reports?", "positive": "K-40          | 1460.75      | 10.67     | 3.14E+00              | 6.66E-01                 | 6.68E-01              |", "negative": "All peaks were identified. M = First peak in a multiplet region  m = Other peak in a multiplet region  F = Fitted singlet  Errors quoted at 2.000 sigma  "}
{"query": "What is the significance of the energy level of nuclides in nuclear safety?", "positive": "| Nuclide Name | Energy (keV) | Yield(%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|--------------|---------------|----------|-----------------------|--------------------------|-----------------------|\n| CE-144       | 80.12         | 1.36     | 1.26E+00              | 3.62E-01                 | 4.32E+00              |", "negative": "Nuclear licensees must maintain compliance with the reporting requirements set forth by the NRC."}
{"query": "The U.S. NRC issues Provisional Operating Licenses for the various units of the Indian Point Energy Center, demonstrating the regulatory framework governing their operation.", "positive": "The U.S. Nuclear Regulatory Commission (NRC, the Commission) licenses for the IPEC are Provisional Operating License No. DPR-5 for IP1, Renewed Facility Operating License Nos. DPR-26 and DPR-64 for IP2 and IP3, respectively, and the general license for the ISFSI.", "negative": "Operation of IP1 permanently ceased on October 31, 1974 and all fuel was permanently removed from the IP1 reactor vessel by January 1976; operation of IP2 permanently ceased on April 30, 2020 and all fuel was permanently removed from the IP2 reactor vessel on May 12, 2020; and operation of IP3 is scheduled to permanently cease by April 30, 2021."}
{"query": "The NRC establishes requirements for the licensing process of nuclear facilities, ensuring compliance with safety standards.", "positive": "The regulation of nuclear reactors involves rigorous licensing protocols defined by the NRC to ensure safety and environmental protection.", "negative": "The Government Publishing Office provides access to various federal documents, including the ability to call toll-free for customer service in Washington, DC."}
{"query": "What is the relative shift (\u0394\u03c3) in nuclear survey design?", "positive": "The relative shift (\u0394\u03c3) for the survey unit data set is defined as shift (\u0394), which is the Upper Boundary of the Gray Region (UBGR), or the DCGL (SOF of 1), minus the Lower Bound of the Gray Region (LBGR) (SOF of 0.5), divided by sigma (\u03c3), which is the standard deviation of the data set used for survey design.", "negative": "A Prospective Power Curve was generated using COMPASS, a software package developed under the sponsorship of the United States Nuclear Regulatory Commission (USNRC) for implementation of the MARSSIM in support of the decommissioning license termination rule (10CFR20, Subpart E)."}
{"query": "non-qualified visual inspection techniques", "positive": "Requirements for developing technical justifications of volumetric examinations, such as ultrasonic testing (UT), of bolts are provided in the inspection standard, MRP-228\u2026", "negative": "The need for performance of physical measurements applied to a very few number of RVI components for confirming the initial component-specific design dimensions were with a small allowable design range; the physical measurement needs to be formed either just prior to the ILR period or within a short time of entering into the ILR period, with subsequent aging management to be performed using periodic VT-3 inspections of the components that were subject to the baseline physical measurement activities (normally on a 10-year frequency)."}
{"query": "What are intra-system common cause factors in nuclear risk assessments?", "positive": "CCFs have been shown to be important contributors in PRAs. As limited plant-specific data is available, generic common cause factors are commonly used.", "negative": "The methods used to address HFE dependencies are integrated into the HRA Calculator, which is designed to comply with the American Society of Mechanical Engineers / American Nuclear Society (ASME/ANS) requirements."}
{"query": "nuclear power station avian protection plans", "positive": "Duke Energy maintains an avian protection plan that addresses every avian incident. The plan includes employee and contractor training, guidance for reducing avian interactions with nuclear power plant infrastructure, procedures for responding to and required reporting of avian incidents to the FWS, and associated corrective actions.", "negative": "The survey identified five bat species occurring onsite, but they did not include the northern long-eared bat or any of the two State-listed bat species."}
{"query": "climate change impacts on agriculture", "positive": "Negative impacts on crop & livestock productivity due to increased incidence of weather extremes", "negative": "Increased vulnerability to ecosystem changes & tree mortality"}
{"query": "What is the significance of the Minimum Detectable Activity (MDA) in nuclear assessments?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|-----------------------|\n| K-40          | 1460.75      | *         | 10.67                 | 2.82E+00                 | 6.67E-01              |", "negative": "**Peak Locate From Channel:** 100\n**Peak Locate To Channel:** 4096  \n| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance Nuclide |"}
{"query": "What is the definition of isotopes in nuclear licensing?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 100) | Unit (e.g. mCi) |", "negative": "Provide information about other devices you have that are subject to registration."}
{"query": "The NRC mandates rigorous assessment of potential aging effects on key components such as valve bodies.", "positive": "Loss of Material is a significant aging effect requiring management for components like valve bodies primarily made of stainless steel.", "negative": "One-Time Inspection procedures must be adequately documented to ensure all safety protocols are followed."}
{"query": "What is a Liquid Radioactive Waste Management System?", "positive": "The Liquid Radioactive Waste Management System is designed to manage and process liquid waste generated by nuclear reactors, ensuring proper containment and treatment before disposal or release.", "negative": "Effluents containing chemicals or biocides are managed separately from radioactive waste and must adhere to specific environmental regulations for disposal."}
{"query": "The design of the steam generator is critical for the overall performance of the reactor cooling process.", "positive": "THE ABBREVIATIONS S.G. AND R.C.P. REFER TO THE STEAM GENERATOR AND THE REACTOR COOLANT PUMP RESPECTIVELY.", "negative": "THE DRAWING ELEVATION -258 FT LINE REPRESENTS THE WALL AT ELEVATION 254 FT."}
{"query": "The confidence level for counting uncertainty is typically expressed as 1.96-sigma.", "positive": "Counting uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The address for LaCrosseSolutions is S4601 State Hwy 35, Genoa, Wisconsin 54632."}
{"query": "Were the samples designated as hazardous by the client during the shipment process?", "positive": "Did client designate the samples as to be received as hazardous? - COC notation or relevant slides on containers equal client designation.", "negative": "All requirements are recorded in Claris."}
{"query": "groundwater withdrawals in regulatory filings", "positive": "Groundwater withdrawals are expressed in million gallons per day (mgd).", "negative": "Surface water withdrawals for Jefferson County amounted to 0.08 million gallons per day."}
{"query": "NRC Commission Meeting Schedule", "positive": "The schedule for Commission meetings is subject to change on short notice. The NRC Commission Meeting Schedule can be found on the Internet at: https://www.nrc.gov/public-involve/public-meetings/schedule.html.", "negative": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate."}
{"query": "What is the intended function of supports for raceways and other components?", "positive": "Supports for Raceways, Cable Trays, Conduit, HVAC Ducts, Tube Track, Instrument Tubing, Non-ASME Piping and Components (Support members; welded connections; support anchorage to building structure) are designated as Structural Support.", "negative": "Loss of Material is an aging effect requiring management for structural support components in air environments."}
{"query": "The critical heat flux correlation is vital for safety assessments regarding reactor operation.", "positive": "The COBRA-FLX code employs the ORFEO-HMP critical heat flux correlation to enhance the predictability of thermal-hydraulic behavior in nuclear reactors.", "negative": "The test assembly conditions for HTP grid tests are documented in Table B-2, detailing various parameters used during experimental setups."}
{"query": "inorganic radiochemistry parameters", "positive": "These samples were analyzed for inorganic, radiochemistry parameters. The individual methods are referenced on both the ACZ invoice and the analytical reports.", "negative": "All analyses were performed within EPA recommended holding times."}
{"query": "The integrity of the tubesheet is critical during various plant operations, including normal and upset conditions.", "positive": "The Tubesheet to Stub Barrel Junction, which is a critical component of the steam generator, has a maximum fatigue usage of 0.06 under normal, upset, and test conditions.", "negative": "The channels are designed to manage the flow of coolant and facilitate efficient heat exchange during reactor operation."}
{"query": "What are the corrective actions in response to an incident in a nuclear facility?", "positive": "A safety standdown was conducted with Fuel Manufacturing Operations (FMO) operation and maintenance teams.", "negative": "The pallet jack was verified to be operating correctly."}
{"query": "The NRC oversees the licensing processes for nuclear facilities to ensure safety and compliance.", "positive": "The process of obtaining a nuclear license from the NRC involves multiple regulatory requirements that ensure the safety and functionality of nuclear operations.", "negative": "The report highlights various groundwater sampling methodologies utilized in environmental assessments."}
{"query": "What is DNBR in nuclear safety analysis?", "positive": "The transient for the streamline break presented in subsection 15.1.5 bounds the return to power following reactor trip and steamline isolation. The DNBR is always greater than the limit value.", "negative": "Additionally, no system overpressurization will occur; thus, all applicable safety criteria are met."}
{"query": "The NRC mandates that licensees document the methods used for analyzing environmental samples, particularly for radioactive materials.", "positive": "The following Analytical Methods were performed: EPA 905.0 Modified/DOE RP501 Rev. 1 Modified.", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The NRC expects licensees to conduct routine inspections to ensure the integrity of safety systems.", "positive": "The regulatory framework mandates that all nuclear facilities implement and maintain safety-related systems to ensure operational safety and compliance with established performance criteria.", "negative": "The weather patterns in the region have shown an increase in temperature variations over the past decade, impacting local flora and fauna."}
{"query": "The analysis of loss of cooling for Reactor Coolant Pump seals is essential for safety assessments in nuclear facilities.", "positive": "Model for Failure of RCP Seals Given Loss of Seal Cooling in CE NSSS Plants, Revision 0, March 2007.", "negative": "EPRI Knowledge Base Article 2021/001, \"How to Retain HFE Combinations Numbers/Names Between HRA Dependency Updates\""}
{"query": "What are the additional qualification testing requirements for the Tricon platform?", "positive": "In Section 3.7.1.1.1 of the LAR, it states, in part, that after approval by the NRC of the Tricon platform in the SER, additional qualification testing and analysis has been performed on the Tricon as documented in Invensys/Triconex Topical Report Document No. 7286-545-1 Revision 4.3 which was included as Attachment 7.9 to this LAR.", "negative": "Table 2-2 of Attachment 7.9 shows summary of exceptions to EPRI TR-107330 Requirements. However, the NRC staff did not locate an explanation, clarification, or analysis in the LAR that determined whether those exceptions are acceptable for the specific on-site conditions."}
{"query": "What is the importance of the Chemical and Volume Control System in aging management evaluations?", "positive": "Chemical and Volume Control System \u2013 Summary of Aging Management Evaluation is critical as it outlines how the aging effects such as cracking and loss of material are managed in piping components, specifically for Class 1 Piping.", "negative": "The NRC License Renewal Application also includes detailed evaluations of seismic risks and the necessary upgrades to infrastructure to ensure safety during extreme events."}
{"query": "The NRC has scheduled a virtual meeting to discuss the potential impacts of construction on historical properties.", "positive": "Based on the above consultation with 36 CFR 800.5, the NRC has made a finding of Adverse Effect for this undertaking.", "negative": "Construction of Kemmerer Power Station Unit 1 will have an adverse effect on 48LN740 because this area will be graded, disturbed, and modified for the construction of a parking lot and other associated structures."}
{"query": "What is the significance of wind direction and speed in nuclear reactor safety assessments?", "positive": "PERCENTAGE FREQUENCY OF WIND DIRECTION AND SPEED (MPH) DURING NOVEMBER, GGNS SITE", "negative": "Data from Site Meteorological Tower, 2001 \u2013 2003 (Reference 2)."}
{"query": "The configuration of the test tank included features to ensure proper flow dynamics and prevent sedimentation.", "positive": "The test tank had a rectangular geometry, as shown in Figure 3.n.1-2 below. Debris was introduced in the high-agitation region located at the upstream end of the test tank. This region was equipped with two hydraulic mixing lines to create adequate turbulence and prevent the debris from settling.", "negative": "Licensees are required to submit a discussion of safety features to ensure compliance with regulatory standards."}
{"query": "What is the role of the gaseous waste disposal system in nuclear plants?", "positive": "The gaseous waste disposal system provides adequate radioactive decay storage time for the waste gases and long-term holdup of those gases when either high-flow letdown is required or adverse meteorological conditions make it desirable to discontinue release of waste gas to environment.", "negative": "The process vent blowers maintain a slight vacuum in the charcoal filters to prevent leakage from the filter assembly."}
{"query": "What is the purpose of the comparator defeat switch in nuclear reactor operations?", "positive": "4.1 Placed the COMPARATOR CHANNEL DEFEAT switch in the N42 position.", "negative": "**3.1** Placed the QUADRANT POWER TILT ALARM LOWER SECTION switch in the PR N42 position."}
{"query": "environmental report for license renewal", "positive": "As required by 10 CFR 51.41 and 10 CFR 51.60, applicants must prepare an environmental report that includes the information specified in 10 CFR 51.45.", "negative": "To adequately characterize the proposed action and assess the potential environmental impacts, the NRC staff needs information on which activities at the MEA would occur at what time(s) during the 20-year renewal period, including the potential overlap of the CBP and MEA schedules."}
{"query": "What does LCO 3.0.4.b require in nuclear regulatory filings?", "positive": "LCO 3.0.4.b requires performance of a risk assessment addressing inoperable systems and components, consideration of the results, determination of the acceptability of entering MODE 4, and establishment of risk management actions, if appropriate.", "negative": "First part is correct. Second part is incorrect. Plausible that RHR may not be used because of the alignment necessary for decay heat removal."}
{"query": "The evaluation of new seismic hazard information is crucial for assessing the licensing basis of nuclear power plants.", "positive": "The NRC has long taken the position that its safety assessment of seismic hazards for existing nuclear power plants is a \u201cseparate and distinct\u201d process from license renewal.", "negative": "The NRC publishes a draft version of the SEIS for public comment."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis involves evaluating the energy levels and intensities of gamma rays emitted by radioactive substances to determine the composition and concentration of isotopes in a sample.", "negative": "The sample taken on 5/19/2019 weighed 8.805E+02 grams and was analyzed using a 500 ml Marinelli geometry."}
{"query": "The NRC has instituted guidelines to ensure that materials used in reactor vessels meet specified mechanical properties, such as impact energy requirements.", "positive": "The use of severely sensitized stainless steel as a pressure boundary material has been prohibited and has been eliminated by either a select choice of material or by programming the method of assembly.", "negative": "The threads of the control rod drive mechanism adaptor as well as the surfaces of the guide studs are chrome plated to prevent possible galling of the mated parts."}
{"query": "What is the purpose of RAIs in the regulatory process?", "positive": "If the NRC staff identifies information during the audit that is needed to support its regulatory decision, the staff will issue RAIs to the licensee.", "negative": "The audit will be held on April 11, 2023. If requested, the audit team will conduct a telephone conference with the licensee for the purposes of introducing the team, discussing the scope of the audit, and describing the information to be made available on the online portal."}
{"query": "renewal of exemption distribution license", "positive": "The renewal of the Exempt Distribution License No. 05-35173-01E for Rocky Mountain Instrument Co. is hereby granted for a period of three years from the date of this submittal.", "negative": "The document outlines various regulatory requirements that all nuclear facilities must comply with to ensure safety and operational efficiency."}
{"query": "To ensure control rod sequences maintain safety during operations, the analyzed rod position sequence is essential during both normal operations and potential emergencies.", "positive": "The analyzed rod position sequence is developed consistent with the NRC approved Framatome Topical Report ANP-10333P-A, \u201cAURORA-B: An Evaluation Model for Boiling Water Reactors; Application to Control Rod Drop Accident (CRDA),\u201d methodology, approved for use in Susquehanna TS 5.6, Administrative Controls.", "negative": "Accidents are initiated by the malfunction of plant equipment, or the failure of plant structures, systems, or components."}
{"query": "nuclear analyte measurements", "positive": "The report includes various nuclear analyte measurements such as RUTHENIUM-106 and STRONTIUM-90, along with their respective results and units measured in pCi/L.", "negative": "Air temperature affects the performance of the systems in the reactor, ensuring optimal operation during varying environmental conditions."}
{"query": "The NRC monitors seismic and flooding risks at all licensed nuclear power facilities indefinitely.", "positive": "The NRC's assessment of seismic and flood hazards for existing nuclear power plants is a separate and distinct process from license renewal reviews.", "negative": "The Commission stated that revisions to regulatory requirements would be applicable to nuclear power reactor operators regardless of their license renewal status."}
{"query": "What is the purpose of a probabilistic risk assessment in nuclear regulation?", "positive": "Probabilistic Risk Assessment (PRA) is a systematic and comprehensive methodology to evaluate risks associated with complex engineered systems including nuclear reactors, primarily in order to inform decision-making processes regarding safety and regulatory compliance.", "negative": "The Electric Power chapter describes various types of generators and their operational efficiencies, focusing on the integration of renewable energy sources to ensure a stable power supply."}
{"query": "What is the minimum detectable activity for nuclides in this context?", "positive": "Nuclide MDA (pCi/grams) refers to the minimum detectable activity for a nuclide, indicating the lowest level of activity that can be accurately quantified.", "negative": "The peak size in counts per second (CPS) is an important measurement that helps in determining the presence and concentration of nuclides."}
{"query": "Reactor Protective System Instrumentation", "positive": "Four channels of RPS instrumentation shall be operable", "negative": "One or more EFW Initiation or MSLI Functions with two channels inoperable, place second channel in trip within 1 hour"}
{"query": "bias term calculation in nuclear safety", "positive": "**Bias Terms** includes the bias portion of \\(A_LT\\), \\(C_L\\), \\(D_L\\), \\(P_MA\\), \\(PEA\\), \\(IRA\\), and any other unique terms known to exist.", "negative": "The process variable decreases towards trip for HPCI-FIS-78 (Sw. 1). From Reference 6, for: - process variables which increase to trip, NTSP1 = Limiting Setpoint - SM"}
{"query": "What actions are required to control the reactor pressure vessel water level during operations?", "positive": "Control RPV water level between 180 and 220\u201d using any of the following methods:", "negative": "Further actions in AOP-4 may be performed if time permits, but will likely be delayed beyond the end of the scenario due to other complications."}
{"query": "The NRC emphasizes the management of aging effects in systems exposed to raw water...", "positive": "Consistent with NUREG-2191. The Open-Cycle Cooling Water System (B.2.1.11) program will be used to manage flow blockage and loss of material due to pitting, crevice corrosion, and microbiologically influenced corrosion (MIC).", "negative": "Consistent with NUREG-2191. The Open-Cycle Cooling Water System (B.2.1.11) program will be used to manage reduction of heat transfer due to cracking in titanium heat exchanger tubes."}
{"query": "What is the purpose of an Exercise Evaluation for nuclear plants?", "positive": "Exercise Evaluation - Biennial - Not Applicable - completion not required during this inspection cycle.", "negative": "The NRC requires licensees to maintain safety protocols during regular operations to prevent accidents."}
{"query": "adverse effect finding", "positive": "Based on the above coordination with 36 CFR 800.5, the NRC has made a finding of Adverse Effect for this undertaking.", "negative": "Construction of the transmission and water supply lines will have an adverse effect on 48LN8940 because this area will be graded, disturbed, and modified for the construction and installation of these utilities."}
{"query": "nuclear regulatory compliance", "positive": "The examination procedures are designed to ensure that the applicants comply with the regulatory rules and procedures required by the Nuclear Regulatory Commission (NRC).", "negative": "Every facility has its unique competencies based on operational needs and conditions experienced during testing."}
{"query": "What is a cation-anion balance in water quality analysis?", "positive": "Cation-Anion Balance | Calculation | | | | | | | | | |", "negative": "Total Alkalinity | | 1 | 217 | * | mg/L | 2 | 20 | 07/19/24 0:00 | rsc"}
{"query": "water quality monitoring in nuclear plants", "positive": "Table 3.4-6. Dakota Sandstone Aquifer Water Quality in the Unit 1 Project Area displays various constituents, their measured units, means, minimums, and maximums in the context of regulatory filings.", "negative": "The unit of measurement for calcium in this context is mg/L, a standard measurement used for assessing water quality."}
{"query": "What happens when there is a loss of signal to the scoop tube positioner?", "positive": "A loss of signal (< 1 mA) to the scoop tube positioner causes a scoop tube lock up.", "negative": "The NRC requires licensees to conduct regular safety inspections and maintenance on all safety-related systems."}
{"query": "The NRC mandates that licensees develop programs to examine the integrity of various piping and ducting components.", "positive": "AMP XI.M38, \"Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components\"", "negative": "There are no fiberglass piping, piping components, or ducting, ducting components exposed to air in Auxiliary Systems."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves multiple steps, including the submission of safety analysis reports, environmental impact assessments, and compliance with federal and state regulations to ensure the safe operation of nuclear facilities.", "negative": "The economic models used for energy forecasting provide insights into potential trends in electricity demand and generation, impacting market strategies for various energy sources."}
{"query": "What are the requirements for supplemental inspections in nuclear facilities?", "positive": "There were no significant events in CY 2020, and there were no supplemental inspections.", "negative": "These metrics were related to significant events and timeliness of supplemental inspections."}
{"query": "The NOAA tidal gage provides measurements that include Mean High Water and Mean Lower-Low Water levels.", "positive": "MHHW       | 2.9   | Mean Higher-High Water", "negative": "Values calculated from monthly MHHW and MLLW values from 1987-2008"}
{"query": "What is the definition of Probable Maximum Tsunami Flooding in nuclear safety assessments?", "positive": "Probable Maximum Tsunami Flooding (PMTF) is defined as the maximum possible tsunami flood level that could occur based on historical records, meteorological conditions, and oceanographic data, specifically evaluated for the VEGP 3 & 4 regions within the UFSAR Section 2.4.6.", "negative": "The section discusses various climate-related phenomena that can impact nuclear facility safety, including rainfall and temperature extremes which are crucial for the evaluation of structural integrity under expected operational conditions."}
{"query": "The approval process for using advanced materials like lead test assemblies is crucial for ensuring reactor safety.", "positive": "The use of lead test assemblies is a critical aspect of the evaluation process for integrating accident-tolerant fuel in nuclear reactors.", "negative": "Efforts to enhance public safety include ongoing inspections and monitoring of operational protocols."}
{"query": "BWR 89-Assembly Basket", "positive": "Figure B2-4 Schematic of BWR 89-Assembly Basket illustrates the configuration and arrangement of the assemblies used in a Boiling Water Reactor (BWR).", "negative": "The regulatory framework surrounding nuclear power plants requires that operators maintain a high level of safety and minimize the risk of accidents."}
{"query": "What is the role of the Thermal Barrier Booster Pumps in nuclear safety?", "positive": "Task Standard: Thermal Barrier Booster Pump 1B is started, Thermal Barrier Booster Pump 1A is stopped, and both hand switches are returned to P-AUTO IAW 0-SOI-70.01, Section 8.7", "negative": "Evaluation Method: Simulator  X  In-Plant  __________  Classroom  __________"}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory approvals that must be obtained before a nuclear facility can be constructed and operated, ensuring compliance with safety standards and public health protection.", "negative": "The updates for hardcopy manuals will be distributed within 3 days in accordance with department procedures."}
{"query": "What is the purpose of outdoor water storage tank foundations in nuclear plants?", "positive": "The outdoor water storage tank foundations and encasements support and protect the RWST, the CST, and the FWST and transfer tank.", "negative": "The nuclear facility utilizes various safety systems to ensure the protection and monitoring of reactor operations."}
{"query": "Strontium-90 detection limit", "positive": "RL: Reporting Limit for Sr90 is listed as 0.0913 pCi/g, which indicates the minimum concentration of Strontium-90 that can be reliably reported.", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "isotope activity measurement", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|-----------------------|----------------------|------------------|\n| 1 CS137               | 20                   | mCi              |", "negative": "**Manufacturer Name**: OHMART/VEGA CORPORATION  \n**Device Model (Not Source Model)**: SHLD-1  \n**Device Serial Number**: 59903G  \n**Transfer Date**: 04/10/2018  "}
{"query": "The NRC is analyzing the licensing process for micro-reactors, focusing on their deployment and operational testing.", "positive": "Micro-reactor licensing and deployment considerations include the assessment of fuel loading and operational testing at a factory.", "negative": "The response sheet includes various voting options such as Approved, Disapproved, and Abstain, indicating the decision-making process."}
{"query": "The NRC mandates that licensees perform evaluations on emergency core cooling systems to ensure their reliability.", "positive": "Core Spray lines are a critical component of the emergency core cooling systems that provide essential cooling to the reactor during loss of coolant accidents.", "negative": "The nominal pipe diameter specified for the core spray system is consistently 12 inches across all relevant evaluations."}
{"query": "The aging management program for structural support includes evaluation of cumulative fatigue damage in carbon steel components.", "positive": "PZR Support Skirt is evaluated for Cracking and Cumulative Fatigue Damage under the Time-Limited Aging Analysis Evaluated for the Period of Extended Operation.", "negative": "The Unit 1 pressurizer locations are composed of stainless steel and the Unit 2 pressurizer locations are mitigated by installation of an Alloy 690 full structural overlay."}
{"query": "Critical Heat Flux correlation", "positive": "The COBRA-FLX code uses the ORFEO-HMP correlation for predicting critical heat flux in an upward flow through axial geometries.", "negative": "Figure A-57 illustrates the axial geometry of the CHF test setups SP590, SP591, and SP592 without specific reference to the correlation used."}
{"query": "nuclear safety regulations", "positive": "The regulatory framework for nuclear safety requires comprehensive safety assessments and licensing procedures to ensure the plant operates within safety limits and adequately protects public health and the environment.", "negative": "The demographic trends indicated that the population growth in the residential sectors shows a steady increase over the years, particularly higher in the 0-2 km radius."}
{"query": "The construction of the SMR at Oconee Station would only require a small amount of land because it uses existing infrastructure.", "positive": "Approximately 36 ac (15 ha) of land on the Oconee Station site would be required to construct the SMR on land already zoned for industrial use.", "negative": "Temporary visual impacts may occur during construction because of the use of cranes and other construction equipment."}
{"query": "nuclear licensing process", "positive": "The NRC conducts a thorough review of applications for nuclear licenses, considering safety, environmental, and regulatory compliance before granting approval.", "negative": "The attorney representing Crow Butte Resources, Inc. is Anne R. Leidich, who practices law in the District of Columbia and Maryland."}
{"query": "nuclear fuel cost projections", "positive": "Recent experiences have proven that the 1970 National Power Surveys' projection that fossil fuel prices would increase at a greater rate than nuclear fuel prices is basically sound.", "negative": "The best geothermal site for use at this time as a power source for the area would have the characteristics of the only site known to be exploitable in this country as a power source; i.e., the characteristics of the dry field, granitic-stock type with a capacity comparable to that of The Geysers."}
{"query": "nuclear licensing and regulatory processes", "positive": "Nuclear licensing is a regulatory process that ensures the safe use of nuclear materials and facilities, involving thorough assessments and compliance with safety standards set by authorities.", "negative": "The Chelonia mydas species observed during the survey was found in varying locations across different measurement tags, with a noted variation in size from 26.5 to 77.7 centimeters, indicating a range of sizes in the population."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "Energy (keV) is a crucial measurement used in nuclear safety assessments, indicating the energy levels associated with radioactive emissions.", "negative": "The original area of a detected peak is essential for understanding the overall counts associated with a specific energy level."}
{"query": "What is the significance of the Illinois Basin in relation to the Dresden Nuclear Power Station?", "positive": "DNPS is on the northeast flank of the Illinois Basin. The north-northwest striking LaSalle anticlinal belt, a major structural element within the Illinois Basin, lies a few miles west of DNPS.", "negative": "Coal has been mined in 76 counties in Illinois. More than 7,400 coal mines have operated since commercial mining began in Illinois circa 1810."}
{"query": "The goal is to ensure that the system valves and RHR pumps respond correctly to simulated safety signals during testing.", "positive": "To demonstrate operation of the residual heat removal (RHR) pumps and system valves and their associated control and interlock circuitry, including response to simulated safety signals.", "negative": "Test data are recorded for future alignment purposes only, and specific acceptance criteria are not provided."}
{"query": "What is the importance of nuclide identification in nuclear regulatory processes?", "positive": "Nuclide identification reports detail the elemental composition and specific isotopes present, which are crucial for understanding radiation safety and compliance with regulatory standards.", "negative": "The energy tolerance for measurements in nuclear experiments is set at 1.000 keV to ensure accuracy and reliability of the collected data."}
{"query": "Licensees must ensure that their licensing documents contain accurate and current information as per NRC guidelines.", "positive": "The NRC published a Final Rule requiring all licensed reactors to periodically update their Final Safety Analysis Reports.", "negative": "The Rule became effective July 22, 1980, and established the following basic requirements for VEPCO\u2019s nuclear power stations:"}
{"query": "activity levels in nuclear measurement", "positive": "The Activity (dpm/100 cm\u00b2) column indicates the measured activity levels of radioactive materials in disintegrations per minute per square centimeter, which is crucial for assessing contamination levels and compliance with regulatory standards.", "negative": "The Gamma Result column shows the detected gamma radiation levels, which are essential for radiation safety assessments but do not provide information on the activity levels."}
{"query": "The NRC assesses whether license amendment applications meet the relevant regulatory requirements before approval.", "positive": "The amendment would revise Technical Specification 3.6.3, \u201cContainment Isolation Valves,\u201d and Surveillance Requirement 3.6.3.1 to allow use of a blind flange.", "negative": "The NRC Project Manager for this application is Samson Lee, who can be contacted at 301-415-3168."}
{"query": "plume exposure pathway EPZ", "positive": "As a result of these comments on the proposed rule, the NRC revised the requirements by listing in \u00a7 50.33(g)(2)(i)(A) the major considerations for the radiological consequence analysis to be used in determining the plume exposure pathway EPZ size for the facility: accident likelihood and source term, timing of the accident sequence, and meteorology.", "negative": "The NRC\u2019s determination of the acceptability of the applicant\u2019s assessment supports the agency\u2019s separate review of the applicant\u2019s emergency plan."}
{"query": "What is the significance of peak analysis in gamma spectrum analysis?", "positive": "Peak Analysis From Channel  | 100                          \nPeak Analysis To Channel    | 4096                        ", "negative": "Sample Size                | 1.063E+03 grams               \nFacility                   | Dairyland_NPP                 \nSample Taken On            | 5/9/2019 12:45:00 PM          \nAcquisition Started         | 5/15/2019 8:48:24 AM          "}
{"query": "What are the acceptance criteria for Alloy X-750 dowel welds in nuclear reactors?", "positive": "40 \u2013 60 Methods and Conditions: VT-3 visuals for separated or missing locking welds from the dowels or missing dowels. Note 4 in the Item B13 allowed the basis of the guide block welds of Davis Besse to be done by alternate unit-specific basis.", "negative": "Limited audit only to confirm: (1) whether Davis Besse has the specified guide block weld type, or (2) whether Note 4 was covered and replaced in Rev. 2 by elevating the Alloy X-750 dowel-to-LGA support pad welds at Davis Besse from Expansion to Primary category welds."}
{"query": "What are the effects of a DC Electrical System failure in nuclear power plants?", "positive": "Given a DC Electrical System failure, predict the effect of the DC Electrical System failure on the following: Emergency Diesel Generators, Components using DC control power.", "negative": "The NRC requires that all regulated activities are conducted in a manner that maintains the public health and safety."}
{"query": "The NRC mandates that any adjustment to the facility's configuration, as outlined in NEI 06-09-A, should be evaluated for its impact on the Risk-Informed Completion Time (RICT).", "positive": "For planned changes, the revised RICT must be determined prior to implementation of the change in configuration.", "negative": "The risk assessment approaches and methods shall be acceptable to the NRC."}
{"query": "The NRC specifies that licensees must document peak analysis and related measurements accurately in their regulatory filings.", "positive": "Peak Analysis Performed on: 3/27/2019 9:05:22 PM", "negative": "| Peak No. | ROI start | ROI end | Peak centroid | Energy (keV) | FWHM (keV) | Net Peak Area | Net Area Uncert. | Continuum Counts |"}
{"query": "Pressurizer Power Operated Relief Valves", "positive": "3.4.11 Pressurizer Power Operated Relief Valves (PORVs)", "negative": "3.5.2 ECCS \u2013 Operating"}
{"query": "The non-availability of NPSH for the RHR pumps can lead to insufficient net positive suction head during operation.", "positive": "This head loss includes clean strainer head loss and conventional debris (fiber and particulate) head loss.", "negative": "The data presented in Tables 3.g.16-1 and 3.g.16-2 illustrate the thermal dynamics and operational parameters for the RHR pumps under various sump temperatures."}
{"query": "nuclide confidence index", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.00sigma"}
{"query": "nuclear regulatory filings", "positive": "The submission included comprehensive documentation that complies with NRC regulations, ensuring that all technical specifications, operational data, and safety assessments are thoroughly presented for review.", "negative": "The meeting was conducted to discuss various administrative topics, including scheduling and resource allocation for future projects."}
{"query": "What are the aging management evaluations for electrical components in nuclear facilities?", "positive": "| Item Number   | Component                                             | Aging Effect/Mechanism | Aging Management Programs | Further Evaluation Recommended | Discussion                                                                                                                                                         |\n|---------------|------------------------------------------------------|------------------------|--------------------------|-------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| 3.6.1-032     | Cable bus: external surface of enclosure assemblies: composed of steel; air \u2013 indoor controlled | None                   | None                     | No                            | Not Applicable. There are no cable bus, external surface of enclosure assemblies, composed of steel exposed to air - indoor controlled in Electrical Commodities. See section 3.6.2.2.2.", "negative": "The report outlines various components and systems that support the overall safety and operation of a nuclear facility, including important processes for compliance."}
{"query": "What are the vertical limits of excavation for a reactor building?", "positive": "The PPE shows the bounding condition for reactor building embedment depths as 39 ft (shallowest) to 84.3 ft (deepest). These depths are for the reactor building/nuclear island base mat and are referenced to the external plant grade.", "negative": "As discussed in Subsection 2.5.4.5.2, the excavation may be performed in two stages, with both stages requiring structural support."}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis involves examining the energy levels of gamma radiation emitted from a sample to identify isotopes and quantify their concentrations, typically using a detection system calibrated for specific energy ranges.", "negative": "The sample size for this analysis is noted as 9.093E+02 grams, which is important for ensuring accurate results in the peak identification process."}
{"query": "NRC Docket No. 71-9294", "positive": "The NPC Safety Analysis Report submitted under NRC Docket No. 71-9294 provides an evaluation of safety measures and compliance with regulatory requirements for the licensed transportation of nuclear fuel.", "negative": "The Global Nuclear Fuel company has a range of financial strategies to ensure its market position remains strong and competitive in the energy sector."}
{"query": "What is the significance of a Large Break LOCA in nuclear safety?", "positive": "Large Break LOCA refers to a loss-of-coolant accident where a substantial rupture occurs in the primary system, leading to a rapid loss of coolant and potentially resulting in core damage.", "negative": "Flow rates to the components and systems that are serviced by the CCWs; interactions among the components."}
{"query": "defense-in-depth evaluation in nuclear safety", "positive": "The defense-in-depth philosophy is a fundamental component of the safety approach for nuclear facilities, which includes multiple layers of protection against system failures and external events.", "negative": "The operational history of Turkey Point includes several milestones and achievements, such as the successful installation of new turbines and upgrades to the cooling systems."}
{"query": "flood inundation map", "positive": "The FEMA 100-year flood inundation map, which represents flood inundation before construction of the VCS plant, is presented in Figure 2.4.1-7.", "negative": "Monthly flow data from the Victoria and Goliad stream gages during the three major statewide droughts before September 2007 (1947 to 1948, 1950 to 1957, and 1960 to 1967) are highlighted in Tables 2.4.1-4 and 2.4.1-5."}
{"query": "What are the new emergency preparedness requirements for small modular reactors?", "positive": "Through this final rule, the NRC is amending its regulations to create an alternative emergency preparedness (EP) framework for small modular reactors (SMRs) and other new technologies (ONTs).", "negative": "Certain existing requirements and guidance are focused on large light-water reactors (LWRs) and currently operating non-power reactors (also referred to as research and test reactors), as defined in part 50 of title 10 of the Code of Federal Regulations (10 CFR), 'Domestic Licensing of Production and Utilization Facilities.'"}
{"query": "differential settlement in seismic isolators", "positive": "The SIS analysis shall address short-, and long-term effects of differential settlement of the soil and foundation flexibility.", "negative": "Licensing Basis Events SIS Testing outlines the regulatory requirements for analyzing events that may impact the safety and operation of a nuclear facility."}
{"query": "The proposed system enhancements aim to align with the standards set by Regulatory Guide 1.23, ensuring more accurate meteorological data collection.", "positive": "The new system is being designed to be fully compliant with Regulatory Guide 1.23.", "negative": "The existing rain gauge will be retained, but rewired to new electronics."}
{"query": "The process of obtaining a license for nuclear facilities includes extensive safety evaluations by the NRC.", "positive": "The Nuclear Regulatory Commission (NRC) conducts thorough safety reviews as part of its licensing process to ensure that nuclear facilities operate within acceptable risk limits.", "negative": "The design of the reactor core is crucial for efficient energy production, and various materials are used to achieve optimal performance."}
{"query": "fire protection program audit frequency", "positive": "Fire Protection program audit frequency will be evaluated to ensure compliance with safe operating standards.", "negative": "Remove the review of the internal audit program, conducted every 24 months, from the independent review function."}
{"query": "The components of the Saltwater and Chlorination System are constructed from various materials to ensure durability and effectiveness.", "positive": "The materials of construction for the Saltwater and Chlorination System components are: Carbon Steel, Carbon Steel (Coated/Lined), Cast Austenitic Stainless Steel, Cast Iron (Gray Cast Iron), Copper Alloy (\u226415% Zinc and \u22648% Aluminum), Copper Alloy (>8% Aluminum), Ductile Iron, Elastomer, Fiberglass, Fiberglass Reinforced Plastic, Glass, Nickel Alloys, Polyvinyl Chloride (PVC), Stainless Steel, Titanium.", "negative": "Aging management programs help monitor different aspects of reactor systems to ensure they remain operational over time."}
{"query": "What factors are considered in nuclear licensing decisions?", "positive": "The NRC evaluates various aspects such as safety analyses, environmental impacts, and compliance with regulatory requirements in the nuclear licensing process.", "negative": "Many species of birds migrate south for the winter, seeking warmer climates and abundant food sources."}
{"query": "The NRC reviews and approves the risk categorization process for nuclear power reactors, allowing for flexible treatment methods based on risk assessment.", "positive": "The provisions of 10 CFR 50.69 allow adjustment of the scope of equipment subject to special treatment controls (e.g., quality assurance, testing, inspection, condition monitoring, assessment, evaluation and resolution of deviations). For equipment determined to be of low safety significance, alternative treatment requirements can be implemented in accordance with this regulation.", "negative": "The proposed amendment would modify the licensing basis to implement a change to the approved voluntary implementation of the provisions of Title 10 of the Code of Federal Regulations (10 CFR), Section 50.69, \u201cRisk-informed categorization and treatment of structures, systems and components for nuclear power reactors.\u201d"}
{"query": "reactor construction inspection reports", "positive": "Audit 100% of reactor construction inspection reports issued during the calendar year in relation to the inspection report timeliness requirements in Inspection Manual Chapter (IMC) 0613, \u201cPower Reactor Construction Inspection Reports.\u201d", "negative": "For inspections not conducted by a resident inspector, inspection completion is normally defined as the day of the final exit meeting."}
{"query": "The aging management of components, such as insulated valve bodies, includes monitoring for cracks and other forms of material loss.", "positive": "Insulated Valve Body            | Leakage Boundary (spatial) | Copper Alloy (>15% Zinc) | Plant Indoor Air (Ext) | Cracking                        | External Surfaces Monitoring of Mechanical Components (B.2.3.22) | VIII.A.S-402     | 3.4-1, 063  | A     |", "negative": "Piping Elements                 | Leakage Boundary (spatial) | Glass             | Lubricating Oil (Int) | None                            | VIII.I.SP-10                                            | 3.4-1, 055  | A     |"}
{"query": "The highest temperature the cladding must withstand is recorded at the PCT level.", "positive": "PCT Elevation = 7.25 ft (solid line)", "negative": "At 50 seconds, the temperature recorded was 2000 \u00b0F."}
{"query": "plume exposure pathway emergency planning zone sizing methodology", "positive": "The Plume Exposure Pathway Emergency Planning Zone Sizing Methodology provides a framework for determining the appropriate size and scope of emergency planning zones based on potential radiological releases from the nuclear facility.", "negative": "The NRC document outlines the various methods for evaluating the safety of reactor components under normal and accident conditions, emphasizing the importance of maintaining structural integrity and compliance with safety standards."}
{"query": "Risk Informed Completion Time", "positive": "However, the licensee may elect to apply the Risk Informed Completion Time Program which permits calculation of a Risk Informed Completion Time (RICT) that may be used to complete the Required Action beyond the 7 day Completion Time.", "negative": "The 7 day Completion Time clock of Condition A has expired and subsequent changes in plant condition result in exiting the applicability of the Risk Informed Completion Time Program without restoring the inoperable subsystem to OPERABLE status."}
{"query": "What are deterministic beyond design basis accidents in nuclear regulation?", "positive": "We've had Chapter 19 where deterministic, beyond design basis accidents have been formed under the best estimate sense. They do contribute specifically in a defense-in-depth context.", "negative": "No, they wouldn't go away they would be captured by the class of LBEs that are the very unlikely events."}
{"query": "What is meant by atomic energy in the context of nuclear regulations?", "positive": "\"Atomic energy\" [means all forms of energy released in the course of nuclear fission or nuclear transformation;] \"Atomic energy\" as defined by the Atomic Energy Act, as codified in 42 U.S.C. 2014, as may be amended from time to time;", "negative": "The commissioner shall request the federal government to assume such contractual obligations to the extent provided for by federal law."}
{"query": "What is the impact of xenon-135 on reactor startup?", "positive": "The applicant is required to have knowledge of the xenon-135 production/decay vs. time after shutdown curve, and the effects of xenon-135 on a reactor startup.", "negative": "The importance rating of nuclear safety systems is determined by their significance to reactor operation and overall safety performance."}
{"query": "nuclear reactor licensing process", "positive": "The Plant Licensing Branch III oversees the review of applications for the construction and operation of nuclear reactors, ensuring that all regulatory requirements are met before granting licenses.", "negative": "If you have any questions, please contact me at (301) 415-2855 or by e-mail at Scott.Wall@nrc.gov."}
{"query": "energy peak analysis in nuclear safety", "positive": "| Peak No. | Energy (keV) | Original Area | Orig. Uncertainty | Ambient Background | Backgr. Uncert. | Subtracted Area | Subtracted Uncert. |\n|----------|--------------|----------------|--------------------|--------------------|------------------|------------------|---------------------|\n| F        | 238.54       | 1.50E+02       | 30.42              | 1.50E+02           | 3.04E+01         | 1.50E+02         | 3.04E+01            |", "negative": "This report analyzes the safety of reactor operations under various environmental conditions."}
{"query": "cladding temperature at PCT and burst elevations", "positive": "Cladding Temperature at PCT and Burst Elevations - \\(C_D = 0.6\\) - High \\(T_{avg}\\), Min SI, Cosine Power Shape, Non-IFBA", "negative": "The graph shows the relationship between temperature in degrees Fahrenheit and time in seconds."}
{"query": "temperature validation in nuclear safety evaluations", "positive": "As described in Section 5.4 of topical report ANP-10323-P (GALILEO), the following is requested: a. Please re-run the temperature validation cases listed in Table 7-3 and 7-4 of the GALILEO Validation Manual using upper bound and lower bound values of ADIFF123.", "negative": "This RAI was further clarified in May 2019. It was verbally conveyed from Nuclear Regulatory Commission personnel that the purpose of this RAI is to demonstrate bounding analyses for the temperature and strain databases when uncertainties are considered."}
{"query": "What is the purpose of a regulatory audit in nuclear licensing?", "positive": "The NRC staff determined that a regulatory audit is needed to facilitate the review.", "negative": "By letter dated June 28, 2023 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML23180A304), Westinghouse Electric Company (Westinghouse) submitted Topical Report (TR) WCAP-18773-P/NP, Revision 0, \"Higher Enrichment for Westinghouse and Combustion Engineering Fuel Designs\" (ADAMS Package Accession No. ML23180A303) to the U.S. Nuclear Regulatory Commission (NRC) for review and approval."}
{"query": "Sensitivity studies need to account for variations in initial parameters such as power levels and dilution flow rates.", "positive": "It is important to note that each use of the phrase \u201cSensitivity studies are performed as needed\u2026\u201d in TR-0516-49416-P, Revision 4, also existed in the TR-0516-49416-P-A, Revision 3 that was previously reviewed and approved by the NRC.", "negative": "The methodology described in the report undergoes extensive review processes to ensure compliance with safety standards."}
{"query": "liquid scintillation analysis", "positive": "Rad Liquid Scintillation Analysis           |           |          |              |       |      |         |", "negative": "**Company:** LaCrosseSolutions  **Address:** S4601 State Hwy 35  **Contact:** Mr. Jason Q. Spaide  **Client Sample ID:** LI-SUB-CDR-FSGS-008-SB  **Sample ID:** 436341001  **Matrix:** Soil  **Collect Date:** 15-SEP-17 09:05  **Receive Date:** 30-OCT-17  **Collector:** Client"}
{"query": "What is the procedure for synchronizing diesel generators to the electrical bus?", "positive": "The procedure for synchronizing diesel generators (DG) to the bus includes verifying the voltage, frequency, and phase alignment between the DG and the bus before connecting them to ensure safe and reliable operation.", "negative": "The review and approval process for Job Performance Measures involves multiple steps and requires validation by subject matter experts to ensure compliance with training standards."}
{"query": "The amount of Cerablanket insulation, which is located around the reactor vessel, is not considered to be a source of debris.", "positive": "Cerablanket insulation is used inside the reactor cavity around the perimeter of the reactor vessel and near the neutron detector wells. As stated in the Response to 3.a.1, reactor cavity breaks are excluded, and Cerablanket is shielded from the breaks outside of the reactor cavity by the primary shield wall. Therefore, Cerablanket is not considered a debris source.", "negative": "The total amount of concrete assumed to be exposed and submerged in the containment sump pool was 10,000 ft\u00b2."}
{"query": "What is the function of the Instrument Air System in nuclear plants?", "positive": "078A3.03: Ability to monitor automatic features of the Instrument Air System, including: Air compressor loading/unloading.", "negative": "103K3.04: Knowledge of the effect that a loss or malfunction of the Containment System will have on the following systems or system parameters: Shield building vent system."}
{"query": "What is the role of structural bolting in aging management?", "positive": "Structural bolting is a significant component type classified under structural support, which plays a vital role in maintaining the integrity of structures. It can experience aging effects such as loss of preload due to self-loosening when exposed to various environmental conditions.", "negative": "Steel components used for shelter and protection also play a critical role in structural support, but they can face different issues such as loss of material due to corrosion."}
{"query": "The steps for properly donning a respirator in a safe environment include adjusting the head straps and centering the face piece.", "positive": "The following will be performed for full face respirators in a non-contaminated area.", "negative": "The face piece will be centered on the face, and the wearer will pull both lower (neck) head straps at the same time towards the rear."}
{"query": "What is the function of the TAP-A program in thermal analysis?", "positive": "The TAP-A program is applicable to both \u201ctransient and steady-state heat transfer in multidimensional systems having arbitrary geometric configurations, boundary conditions, initial conditions, and physical properties.", "negative": "The wall panel model for the crane wall is 48 ft long with 8 axial stations each 6 ft in length."}
{"query": "What are the requirements for radiation protection programs in nuclear facilities?", "positive": "Nuclear facilities must establish and maintain a radiation protection program that meets the requirements outlined in 10 CFR Part 20, which includes setting appropriate dose limits and ensuring the safety of employees and the public.", "negative": "The increase in renewable energy sources has shifted the focus of some industries away from fossil fuels, leading to cleaner production methods and reduced emissions."}
{"query": "The petitioner advocates for minimum core reflood rates based on findings from various thermal-hydraulic tests.", "positive": "In PRM-50-93, Petitioner argues for a new regulation stipulating minimum allowable core reflood rates, in the event of a LOCA, primarily by citing experimental data from the NRU Thermal-Hydraulic Experiment 1 (a total of 28 thermal hydraulic tests conducted with full-length Zircaloy fuel rods, driven by low-level fission heat), NRU Thermal-Hydraulic Experiment 2 (a total of 14 thermal hydraulic tests conducted with full-length Zircaloy fuel rods, driven by low-level fission heat), and NRU Thermal-Hydraulic Experiment 3 (a total of three thermal hydraulic tests conducted with full-length Zircaloy fuel rods, driven by low-level fission heat).", "negative": "First, in the cover letter of NEI's comments on PRM-50-93, NEI misleadingly states: Results from the second test were discounted by the original experimenters because of instrumentation problems."}
{"query": "What are the safety protocols regarding nuclear reactor licensing?", "positive": "The licensing of nuclear reactors involves a comprehensive review of safety protocols, which must meet stringent regulatory requirements set forth by the Nuclear Regulatory Commission (NRC) to ensure the protection of public health and the environment.", "negative": "The history of energy policy in the United States has been shaped by various administrations, including significant addresses by past presidents highlighting national energy goals."}
{"query": "What is gaseous swelling in nuclear fuel?", "positive": "The gaseous swelling phenomenon is caused by the creation of new porosity consisting of intra- and inter-granular bubbles, created by condensation of irradiation-induced vacancies and filled with gaseous fission products.", "negative": "The NRC requires licensees to maintain detailed records of all safety-related inspections and assessments conducted throughout the operational phase of the facility."}
{"query": "Students must arrange for their travel and lodging for the NRC Technical Training Center training.", "positive": "Individuals listed in Enclosure 1 have been accepted for participation in the Licensing Practices and Procedures (G-109) course.", "negative": "The facility\u2019s telephone number is (423) 855-6500."}
{"query": "How do you calculate Corrected Venturi Reactor Thermal Power?", "positive": "Calculate Corrected Venturi Reactor Thermal Power (RTPcorr): 98.74, 1.01, 99.73", "negative": "The venturi meter is a device used for measuring fluid flow by converting the pressure difference into a flow measurement."}
{"query": "What is the allowable flow rate for RHR pumps during Mid-Loop operation?", "positive": "RHR flow is limited to 2300 gpm while in Mid-Loop operation.", "negative": "The crew is required to throttle 2A RHR pump flow, because cavitation was caused by excessive RHR flow."}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis involves the examination of gamma radiation emitted from a sample, using a detector to measure and analyze the energies of these emissions for identification and quantification of radioactive isotopes.", "negative": "The peak analysis performed on 5/28/2019 9:29:22 AM involved examining the data from channel 100 to channel 4096 to assess the characteristics of detected peaks."}
{"query": "What is Core Damage Frequency (CDF) in nuclear safety evaluations?", "positive": "The proposed methodology for identifying candidate risk-significant SSCs for the SMR-300 design adjusts the thresholds for RAW based on the baseline CDF and LRF to ensure that measurable contributors to risk are identified regardless of the risk profile.", "negative": "In the absence of specific review procedures for evaluating methods for assessing risk significance, the NRC staff identified the following three key areas of review for this TR:"}
{"query": "The NRC reviews the socioeconomic impacts related to the construction of power alternatives, including the natural gas option.", "positive": "Socioeconomic impacts from construction of the natural gas alternative would include those discussed for all replacement power alternatives in Section 3.10.9.1.", "negative": "Given the number of units (i.e., six) and land requirement for natural gas operations, property taxes could be noticeable given Oconee County\u2019s small property tax base (see Section 3.10.5)."}
{"query": "The NRC mandates that air samplers undergo flow calibration at least once per year to ensure accuracy in monitoring airborne radioactive materials.", "positive": "Portable air samplers are used to survey airborne radioactive material concentrations. Air samplers are calibrated for flow at least annually. Surveys may be performed for radioactive particulate and radioiodine airborne concentrations.", "negative": "An adequate inventory of protective clothing will be maintained on hand at the access control area or other control points, as necessary to support plant operations and maintenance activities."}
{"query": "The goal of the Deterministic Fracture Mechanics evaluation is to assess how long it may take for a presumed flaw to reach the allowable flaw size outlined in the ASME Code.", "positive": "The objective of the DFM evaluation is to determine the time it takes for a postulated flaw to grow to the ASME Code allowable flaw size.", "negative": "The NRC requires licensees to adhere to specific maintenance protocols to ensure operational efficiency."}
{"query": "nitrate action level", "positive": "Nitrate ACL = 9.2 mg/L", "negative": "|   Date     | Nitrate (mg/L) |\n|------------|----------------|\n| Feb 1982   | 0              |"}
{"query": "The report discusses simulations conducted using COBRA-FLX to assess critical heat flux.", "positive": "The COBRA-FLX code provides methodologies for predicting the critical heat flux in nuclear reactor conditions.", "negative": "The data in Table B-3 show the local conditions derived from various experimental setups not associated with heat flux calculations."}
{"query": "The analysis shows the effect of temperature on the Prandtl number for different fluids used in thermal systems.", "positive": "Figure 12 illustrates the Prandtl Number Matching and Distortions for Flibe at temperatures between 550\u00b0C and 750\u00b0C, and heat transfer oil at temperatures between 58\u00b0C and 118\u00b0C.", "negative": "The table displays various temperatures for heat transfer oil, which play a significant role in thermal management of nuclear reactors."}
{"query": "Each reactor building isolation valve must remain effective during various operational modes.", "positive": "Each reactor building isolation valve shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each penetration flow path."}
{"query": "What is K-40 in the context of nuclear safety measurements?", "positive": "K-40 is a radionuclide with an activity concentration of 1.37E+01 pCi/g Dry and an uncertainty of 1.48E+00, measured in g dry.", "negative": "The Flag Values indicate whether the measurement is secure, providing assurance of data integrity."}
{"query": "The decay rate of the Isolite material is reported as 7.500.", "positive": "The decay rate of Isolite is measured in units of Ci (Curies).", "negative": "The manufacturing date for Isolite units is consistently listed as 5/1/08."}
{"query": "The safety-related systems necessitate physical support, shelter, and protection according to the applicable regulations.", "positive": "Provides physical support, shelter, and protection for safety-related systems, structures, and components. **10 CFR 54.4(a)(1)**", "negative": "None of the license renewal boundary drawings included any significant findings or changes."}
{"query": "The analysis of design basis accidents first considers the operational integrity of the systems designed to contain fission products.", "positive": "A structure, system, or component (SSC) that is part of the primary success path and which functions or actuates to mitigate a design basis accident or transient that either assumes the failure of or presents a challenge to the integrity of a fission product barrier.", "negative": "Only three US sites continue to operate B&W reactors: ANO-1, Davis Besse, and Oconee."}
{"query": "What is a plume exposure pathway emergency planning zone?", "positive": "...a scalable approach for determining the size of the plume exposure pathway emergency planning zone...", "negative": "Those applicants and licensees have the option to develop a performance-based EP program as an alternative to using the existing, deterministic EP requirements in 10 CFR part 50."}
{"query": "What is a nuclide in radiation measurement?", "positive": "Nuclide MDA (Minimum Detectable Activity) is a critical measurement used in radiation detection to assess the lowest amount of a particular nuclide that can be reliably detected.", "negative": "The table indicates various nuclides and their respective energy levels and yields, showcasing the complex interactions of radiation with matter."}
{"query": "What is the Certificate of Compliance for nuclear cask systems?", "positive": "U.S. Nuclear Regulatory Commission, 'Certificate of Compliance No. 9255, Revision 12 for the Model No. NUHOMS\u00ae-MP187 Multi-Purpose Cask (Docket 71-9255).'", "negative": "Proposed SNM-1050, WCS Consolidated Interim Storage Facility Technical Specifications, Amendment 0."}
{"query": "vibration acceptance criteria centrifugal charging pump", "positive": "Vibration limits are not imposed on the Speed Increaser and Motor by the OM Code. These readings are evaluated for trending purposes only.", "negative": "Outboard Axial (A-A) measurements are evaluated for trending purposes only to ensure efficient operation and safety."}
{"query": "The license amendment will be reviewed and needs to comply with safety regulations, ensuring public safety is maintained.", "positive": "In accordance with 10 CFR 50.91, \u201cNotice for public comment; State consultation,\u201d Section (b)(1), a copy of this amendment application, with Attachments, is being provided to the designated Kansas State official.", "negative": "This letter contains no commitments. If you should have any questions regarding this submittal, please contact me at (620) 364-8831 x8687, or Dustin Hamman at (620) 364-4204."}
{"query": "component cooling water system", "positive": "The Component Cooling Water System (CCW) serves to remove heat from the components requiring cooling, thereby maintaining the temperature of the reactor and associated systems within safe operational limits.", "negative": "The Reactor Operator must ensure that all alarms and indications are addressed promptly to maintain operational integrity."}
{"query": "nuclear regulatory compliance", "positive": "The results for Nickel-63 were reported as -0.478 pCi/g with an uncertainty of +/-1.42, which is important for determining compliance with regulatory standards.", "negative": "The Analytical Methods carried out included DOE ENV. HALS-300, Am-05-RC Modified and ASTM C 1475-00 Modified, which followed rigorous scientific protocols."}
{"query": "The NRC oversees licensees to ensure compliance with regulatory requirements regarding safety systems.", "positive": "The submittal includes detailed information concerning the licensing process to ensure the safety of nuclear reactors.", "negative": "The Municipal Electric Authority of Georgia has multiple enclosures related to operational performance and utility management."}
{"query": "What are reactivity manipulations in nuclear operations?", "positive": "Reactivity manipulations may be conducted under normal or controlled/abnormal conditions (refer to Section D.5.d) but must be significant per Section C.2.a of Appendix D.", "negative": "For new reactor facility licenses that use the ATC operator primarily for monitoring plant parameters, the chief examiner may place SRO-I applicants in either the ATC or BOP position to best evaluate the SRO-I in manipulating plant controls."}
{"query": "The NRC emphasizes the importance of having a comprehensive emergency plan for reactor operations.", "positive": "The SBK Emergency Plan Annex outlines the procedures and measures required to address potential emergencies that may impact the safety of the nuclear facility.", "negative": "The document specifies the administrative responsibilities that each department will undertake during the licensing process."}
{"query": "The NRC mandates that licensees must evaluate the occurrence of abnormal events during operation.", "positive": "3. Abnormal events (2-4)                                         | 3                | 2, 3, 4     |", "negative": "1. Total malfunctions (5-8)                                       | 6                |             |"}
{"query": "The NRC governs the procedures for analyzing environmental samples to ensure compliance with safety regulations.", "positive": "SW846 3050B/620A Uranium Solid \"Dry Weight Corrected\" | Uranium | 31800 | 13.6 | 41.1 | ug/Kg | 92.9 | 2 | SKJ | 09/19/18 | 1058 | 1802533 | 3", "negative": "**Titration and Ion Analysis**| | | | | | | | | |"}
{"query": "effluent monitoring requirements", "positive": "Table 3.6-2 in Duke Energy's Environmental Report (ER) summarizes applicable effluent (water quality) monitoring requirements under Oconee Station\u2019s NPDES permit, including a description of the main processes that contribute flow to each outfall.", "negative": "Oconee Station\u2019s significant outfalls are further discussed below."}
{"query": "What is the significance of measuring Radium 226 in groundwater?", "positive": "Radium 226, dissolved | 08/05/24 0:17  |                | 1.2    | 0.22     | 0.83| pCi/L  | *  | ang     |", "negative": "The results for Polonium 210, dissolved were measured on 07/22/24 at 8:03 and yielded a value of 3.21 pCi/L."}
{"query": "What are common regulatory questions related to nuclear safety?", "positive": "The NRC's assessment of licensee performance is designed to ensure compliance with applicable regulations and to effectively address safety issues.", "negative": "It is important to maintain equipment to ensure that operations run smoothly and that productivity goals are met."}
{"query": "confidentiality provisions in nuclear regulatory filings", "positive": "The information is being transmitted to the Commission in confidence and, under the provisions of 10 CFR Section 2.390, it is to be received in confidence by the Commission.", "negative": "Other reasons identified in Enclosure 4 of SNC letter ND-20-1414 for Vogtle Electric Generating Plant Units 3 and 4, Westinghouse Affidavit CAW-20-5130 (VEGP 3&4- PSI/ISI-ALT-15)."}
{"query": "What is the purpose of Defense in Depth and Diversity in nuclear safety?", "positive": "Defense in Depth and Diversity is a safety philosophy employed in nuclear engineering that involves establishing multiple layers of protection and differing strategies to prevent accidents and mitigate risks.", "negative": "The Digital Modernization Project aims to improve the operational efficiency of nuclear plants by integrating advanced technologies into existing systems."}
{"query": "What are the limitations for loading patterns in nuclear fuel storage?", "positive": "Loading Pattern B with heat load in any storage location above 444W (uniform load) requires the following additional limits: a. Assemblies with highest loads must be stored in Zone C. b. Assemblies with lowest heat loads must be stored in Zone A and B, with the lowest overall heat load in the center of Zone A and progressively increasing heat loads in the surrounding rings.", "negative": "The storage location can include maximum heat load limits of 33,000, 39,500, 42,000, and 42,000."}
{"query": "location of nuclear fuel cell facilities", "positive": "(1g) location of all nuclear fuel cell facilities located or proposed within 50-mile radius | Figure 2.2-1 | NA | - | -", "negative": "(1f) nature and extent of projected land use with methodology/sources of information | Sec. 4.1 | NA | p. 4-92 to 4-96 | -"}
{"query": "What are the conditions for using Ge-68/Ga-68 generators under NRC regulations?", "positive": "As requested, you have been authorized to possess and use Ge-68/Ga-68 generators.", "negative": "Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action against you."}
{"query": "The minimum detectable activity for nuclides can be critical in assessing safety and regulatory compliance.", "positive": "Nuclide MDA (pCi/grams) indicates the minimum detectable activity for each nuclide, which is vital for understanding contamination levels and regulatory limits.", "negative": "Unidentified peaks can sometimes indicate the presence of multiple isotopes within a sample that may complicate analysis."}
{"query": "The licensee must adhere to the approved procedures and representations laid out in their submitted documents.", "positive": "Licensed material shall only be used by, or under the supervision of: A. Individuals permitted to work as authorized users in accordance with 10 CFR 35.13 and 10 CFR 35.14.", "negative": "The following individuals are authorized users for the material and medical uses as indicated: | Authorized User (M.D., D.O., etc.) | Material and Use          | |-------------------------------------|---------------------------| | Paul Anthony Lyle, M.D.            | 10 CFR 35.100, 10 CFR 35.200 | | Raymond P. Radanovich, D.O.        | 10 CFR 35.100, 10 CFR 35.200 |"}
{"query": "The NRC has specific requirements for visual inspections of the support pad items during the augmented ISI intervals.", "positive": "40 \u2013 60: VT-3 visual inspection of the support pad items during each 10-year augmented ISI interval \u2013 longer intervals allowed if approved by NRC.", "negative": "Components stay Expansion for 40 \u2013 60. For 60 \u2013 80, no need to audit elevation of the lower grid rib sections to Primary."}
{"query": "The proposed amendment aims to modify the existing technical specifications to incorporate more flexible completion times that are informed by risk assessment methodologies.", "positive": "The Technical Specifications were revised to adopt TSTF-505, Revision 2, which provides risk-informed extended completion times for certain equipment outages.", "negative": "The Regulatory Audit Agenda includes detailed administrative procedures for submitting amendments to the NRC."}
{"query": "Lutathera patient protocols", "positive": "David Theel described the findings regarding the admission of a patient who had been treated for Gastroenteropancreatic Neuroendocrine Disease at Teton Cancer Institute with Lutathera (Lu-177).", "negative": "Idaho Falls Community Hospital will no longer provide the observation and routine Laska administration that created the waste storage and decay, staff training and education, patient safety, and public safety issues that you brought to our attention."}
{"query": "tailpipe emissions vehicle construction", "positive": "Worker transport vehicles are estimated to generate tailpipe emissions of 0.51 THC, 0.26 NOx, 0.84 CO, 0.08 PM10, 0.07 SO2, and 76.31 CO2 during an operational period of 3,030 hours.", "negative": "The construction supplies and fuel are primarily delivered using semi-haul trucks, which operate for 1,460 hours with various emission levels."}
{"query": "What is the commitment regarding overhead heavy load and light load handling systems in the context of nuclear refueling?", "positive": "The existing program is credited and will be enhanced as follows: 1. Revise the implementing procedures to ensure surface conditions are monitored by visual inspection to provide reasonable assurance that loss of material is not occurring due to general corrosion or wear and the bridges, structural members, and structural components do not exhibit deformation or cracking.", "negative": "Revise implementing procedures to ensure aging effects will be detected for bolted connections by visually inspecting for loss of material due to general corrosion; cracking; and loose or missing bolts or nuts, and other conditions indicative of loss of preload."}
{"query": "What are the key responsibilities for emergency response coordination in nuclear facility accidents?", "positive": "Supervising the development and maintenance of plans and procedures for Parish response to an accident at River Bend Station, including: - a quarterly verification and update of emergency implementing procedures telephone numbers, - an annual review and update of emergency implementing procedures, - an annual review of the plan and certified to be current, and, - an update of plans and agreements, as needed, taking into account issues identified in drills and exercises.", "negative": "Ensuring notification and coordination of all local agencies supporting emergency operations, as required."}
{"query": "What are the consequences of a single rod withdrawal in a nuclear reactor?", "positive": "Withdrawal of a single RCCA results in both a positive reactivity insertion tending to increase core power and an increase in local power density in the core associated with the withdrawn RCCA, which could eventually result in DNB.", "negative": "The maximum positive reactivity insertion rate at power is less than that observed at subcritical conditions."}
{"query": "What is cumulative fatigue damage in nuclear reactor components?", "positive": "Cumulative fatigue damage is an aging effect assessed by a fatigue TLAA in Section 4.3.", "negative": "Consistent with NUREG-1801. Further evaluation is documented in Section 3.1.2.2.1."}
{"query": "occupational radiation exposure at nuclear plants", "positive": "Occupational radiation exposure at commercial nuclear power reactors and other facilities is monitored and regulated to ensure the safety of workers and the public.", "negative": "Custom Soil Resource Report for Limestone County, Alabama provides detailed information about soil, land use, and conservation practices."}
{"query": "What are land use restrictions in the context of nuclear site cleanup?", "positive": "I mentioned notice of land use restrictions earlier. This is a document that is recorded on a piece of property that has completed its remedial or mitigative actions under a brownfield agreement.", "negative": "I think it's important to note that we provide permit exemptions for any onsite cleanup activities related to those matters that are identified and addressed."}
{"query": "What is an ECCS evaluation model in nuclear safety?", "positive": "The ECCS evaluation model remains the licensing basis for demonstrating that the ECCS calculated cooling performance following postulated LOCAs meets the acceptance criteria.", "negative": "Under 10 CFR 50.12, a licensee may request and the NRC may grant exemptions from the requirements of 10 CFR 50 that are authorized by law, will not present an undue risk..."}
{"query": "What are Agreement States in nuclear regulation?", "positive": "Agreement States are States that enter into an agreement with the NRC to maintain a program that is adequate to protect public health and safety, and the environment, and is compatible with the NRC\u2019s program.", "negative": "The regulations included in this rulemaking are a matter of both adequacy and compatibility with the Agreement States."}
{"query": "The licensing of nuclear reactors involves a thorough assessment by the NRC to ensure compliance with safety regulations.", "positive": "The NRC reviews all applications for a nuclear power plant license to ensure the applicant can meet the regulatory requirements for safety and operational performance.", "negative": "The emergency diesel generators provide backup power to crucial components during a blackout to maintain the safety of the reactor."}
{"query": "What is a Marinelli beaker and its use in gamma spectrum analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "**Sample Point:**  "}
{"query": "What is the role of internal audits in nuclear facility regulation?", "positive": "Internal audits are crucial for ensuring compliance with regulatory requirements and identifying areas for improvement within the operational framework of a nuclear facility.", "negative": "The operational efficiency of turbines can greatly influence the overall performance of the power generation system under varying load conditions."}
{"query": "The Nuclear Regulatory Commission evaluates the suitability of high-level waste disposal sites in accordance with legislative mandates.", "positive": "The HLW Program for Pre-Licensing Positioned to Meet Nuclear Waste Policy Act Requirements provides a framework for assessing disposal facilities according to established safety and regulatory standards.", "negative": "Several state officials have raised concerns about the economic impact of proposed energy initiatives, highlighting the need for careful consideration of community input."}
{"query": "What is the Certificate of Compliance in nuclear licensing?", "positive": "Certificate of Compliance No. 1031 is a regulatory approval that specifies the standards and conditions under which the MAGNASTOR system must operate for nuclear waste storage.", "negative": "The administrative procedures for submitting license applications are crucial for maintaining compliance with federal regulations."}
{"query": "What are the requirements for channel redundancy in signal processing for nuclear safety systems?", "positive": "Generally, if a parameter is used only for input to the protection circuits, three channels with a two-out-of-three logic are sufficient to provide the required reliability and redundancy. If one channel fails in a direction that would not result in a partial Function trip, the Function is still OPERABLE with a two-out-of-two logic. If one channel fails such that a partial Function trip occurs, a trip will not occur and the Function is still OPERABLE with a one-out-of-two logic.", "negative": "These requirements are described in IEEE-279-1971 (Ref. 4). The actual number of channels required for each unit parameter is specified in Reference 2."}
{"query": "The NRC stipulates that licensees must utilize the appropriate methodologies for their assessments.", "positive": "The methodology for evaluating the safety of nuclear reactors includes a systematic assessment of various operational parameters and potential risks.", "negative": "The proposed changes to the guidelines will require a thorough review process to ensure compliance with existing regulations."}
{"query": "The regulation of precipitation loss rates is critical for effective watershed management in nuclear safety assessments.", "positive": "**ERA**N - Exponent of precipitation for loss rate function", "negative": "The rainfall data collected over various time intervals shows significant variability in precipitation amounts."}
{"query": "The NRC emphasizes the need for careful evaluation of system performance during lockout procedures.", "positive": "The Operator Training Program includes metrics for job performance that focus on critical operations during emergency and abnormal scenarios, such as loss of power and system recirculation needs.", "negative": "Are \"well operator\" dislocations accounted for in the latest performance assessments?"}
{"query": "PZR level regulations", "positive": "PZR level may not be > 11% at this time. If so, THEN the crew should perform the action to stabilize RCS pressure using normal spray to allow the PZR to refill.", "negative": "RO reports PZR level is > 11% (19% Adverse)"}
{"query": "What is the significance of bundle data in reactor safety evaluations?", "positive": "Particularly bundle data.", "negative": "This is Steve Bajorek. Actually there are two petitions in play right now."}
{"query": "The NRC performed an evaluation of the environmental consequences associated with the license renewal process for nuclear facilities.", "positive": "The FEIS includes the NRC staff\u2019s site-specific evaluation of the environmental impacts of the subsequent license renewal (SLR) for Oconee Station and alternatives to the SLR.", "negative": "In accordance with Title 36 of the Code of Federal Regulations Section 800.8(c), the NRC staff elected to use the National Environmental Policy Act of 1969, as amended, process to comply with its obligations under Section 106 of the National Historic Preservation Act of 1966, as amended."}
{"query": "NRC submittal file download instructions", "positive": "The following files have been uploaded to the MassTransit Web File Transfer Services. You can download them by going to: and selecting the file(s) and clicking Download (All/Selected).", "negative": "This message was automatically generated from the PNNL FX Web File Transfer Service. If you have questions about its validity, please contact the sender listed above."}
{"query": "What are the requirements for remote audits in nuclear licensing?", "positive": "The NRC staff requests the licensee to have the information referenced in Section 4.0 of this audit plan available and accessible for the NRC staff\u2019s review via an internet-based portal by November 1, 2022, so the NRC staff has sufficient time to review the documents before the audit starts on December 1, 2022.", "negative": "A desktop audit will take place between December 1, 2022, and January 31, 2023."}
{"query": "uranium recovery process", "positive": "During the ISR process, an oxidant-charged solution, called a lixiviant, will be injected into the production zone aquifer (uranium orebody) through injection wells.", "negative": "The proposed facility will encompass approximately 4,282 hectares (10,580 acres), which consists of two contiguous mining units, the Burdock Unit and the Dewey Unit."}
{"query": "Define enthalpy in the context of nuclear safety", "positive": "Enthalpy is a thermodynamic quantity that represents the total heat content of a system and is used in various processes, including those within nuclear reactor operations.", "negative": "The use of high-performance materials in reactors is critical for maintaining structural integrity and longevity."}
{"query": "The NRC reviews the proposed amendment to ensure it does not result in significant hazards considerations.", "positive": "The NRC staff has reviewed the licensee\u2019s analysis and, based on this review, it appears that the three standards of 10 CFR 50.92 are satisfied. Therefore, the NRC staff proposes to determine that the license amendment request involves a no significant hazards consideration.", "negative": "The use of the alternate POD values for the limited number of bobbin indications for WBN, Unit 2 for the BOC voltage distribution for the WBN, Unit 2 OA [operational assessment] does not involve a significant reduction in a margin of safety."}
{"query": "maximum allowable rod internal over-pressure", "positive": "Maximum allowable rod internal over-pressure limits are summarized in Table B-1.", "negative": "A series of results are obtained for different cladding types, at beginning of life BOL and EOL."}
{"query": "What are the major features of sump screen design modifications?", "positive": "The currently installed sump strainers consist of two PCI Sure-Flow strainers with one strainer in each sump pit. Each sump strainer is made up of 72 modules. The modules are arranged in a square matrix of 16 modules on each level, except for the bottom level that has only eight modules. Eight modules are seven plates/disks high, and 64 modules are eleven plates/disks high. The interior of the disks contains wire stiffeners for support, made up of wires - 7 gauge and 8 gauge. The disks are completely covered with perforated plate having 0.045 inches diameter holes. The bottom disk of a module is separated 3 inches from the top disk of the adjacent module. The space between adjacent modules is encased in a sleeve connecting the central core tube of each module. Each module has cross-bracing on all four exterior vertical surfaces. The strainers are installed on a strainer substructure assembly, which is installed at the bottom of the containment recirculation sump pit. The strainers superstructure consists of four vertical supports on the 2000' elevation concrete pad. These supports are inside the sump's 6\" concrete curb. A series of horizontal channels connect to the four vertical supports and provide lateral restraint for the module stacks. The strainers are robust so as to also serve as the trash racks, as described in a license amendment application and approved in the associated NRC safety evaluation. The material for the strainer supports, both the lower support platform and the superstructure, are also stainless steel.", "negative": "Debris barriers have been installed in all openings through the secondary shield wall near the emergency recirculation sumps, specifically these were installed at the Loop A and Loop D passageway entrances."}
{"query": "What is the response of the Automatic Depressurization System (ADS) relief valves during a Loss of Offsite Power and Loss of Coolant Accident?", "positive": "The ADS relief valves will...", "negative": "RCCI is injecting at 400 gpm."}
{"query": "What does energy measurement in keV signify in nuclear regulatory filings?", "positive": "Energy (keV) is used as a measurement unit for the peaks identified during the analysis of nuclear regulatory filings, representing the energy levels of emitted radiation.", "negative": "The values shown in the table represent areas and uncertainties that are critical for understanding the statistical analysis of background measurements."}
{"query": "To ensure structural integrity under tornado missile impacts, only critical members must withstand these scenarios.", "positive": "The objective of the CHB analysis and design for tornado missile impacts is to ensure that structural integrity and stability of the primary framing system is maintained.", "negative": "Administrative Controls will be used to mitigate impacts of design-basis tornado loading for the transportation casks (during overhead crane operations) and NAC transfer casks."}
{"query": "thermal power verification", "positive": "Verify **F\u2092(Z)** is within limit specified in the COLR.", "negative": "Not required to be performed until 12 hours after declaring Power Distribution Monitoring System (PDMS) inoperable."}
{"query": "The NRC's guidance for the design of safety-related structures addresses the impacts of various loads including dead, live, and impulsive forces.", "positive": "N690-18 Section N9.1.6, Design for Impactive and Impulsive Loads, and its subsections identify the criteria for design of SC walls for impactive and impulsive loads.", "negative": "Appendix N5 does not address seismic and other dynamic loads. Therefore, an exception to Appendix N5 should be taken."}
{"query": "What is a specific license in the context of nuclear regulatory filings?", "positive": "Definitions Specific license  <br> Connecticut states that the definitions are not included in the proposed legislation but will be adopted in regulation.", "negative": "Connecticut needs to provide an explanation or justification as to the reason for the omissions; or supply the missing information."}
{"query": "cracking in reactor coolant pressure boundary components", "positive": "Nickel alloy and steel with nickel-alloy cladding reactor coolant pressure boundary components exposed to reactor coolant may experience cracking due to primary water stress corrosion cracking.", "negative": "Consistent with NUREG-1801. Cracking of the nickel alloy RV bottom mounted instrument nozzle exposed to reactor coolant is managed by the DCPP ASME Section XI ISI, IWB, IWC & IWD AMP (B.2.3.1), the DCPP Water Chemistry AMP (B.2.3.2), and the DCPP Cracking of Nickel-Alloy Components and Loss of Material Due to Boric Acid-induced Corrosion in RCPB Components AMP (B.2.3.5)."}
{"query": "NRC license renewal process", "positive": "We have received your application dated September 24, 2024, for renewal of NRC license number 06-05869-01 (MC643444).", "negative": "I forgot to mention that you should have a member of senior management review and sign any response sent back to us."}
{"query": "What is the purpose of a license amendment in nuclear regulation?", "positive": "A license amendment allows for changes to be made to the existing conditions or requirements of a nuclear license as needed to reflect new information or changing circumstances that may affect the safety or operation of the facility.", "negative": "The review process for a licensing application involves several stages, including initial review, technical assessment, and public comment."}
{"query": "The examination was conducted to evaluate the knowledge and skills of the operators at the facility, as per regulatory standards.", "positive": "In accordance with NUREG-1021, Operator Licensing Examination Standards for Power Reactors, Indiana Michigan Power Company, the licensee for CNP is submitting the following materials:", "negative": "If you have any comments or concerns, please contact Todd Valley or Steve Pettinger at (269) 465-5901, extension 3738, or myself at (269) 466-3407."}
{"query": "visual inspection of auxiliary feedwater systems", "positive": "Visual inspections of the interior surfaces of Auxiliary Feedwater System and Main Feedwater System components and piping will be performed when available.", "negative": "For McGuire, Duke commits to implement the final version of the fuse holder interim staff guidance (initially provided to NEI by NRC letter dated May 16, 2002 and when finalized by the staff) by June 12, 2021 (the end of the initial license of McGuire Unit 1)."}
{"query": "What are the estimated vehicle and material shipments during decommissioning?", "positive": "Table 7 provides the estimated passenger vehicles and material shipments to and from the project areas during decommissioning, including categories such as worker transport and material transport.", "negative": "The duration of operation per trip for the semi-haul truck is estimated to be 0.5 hours, providing a key metric for assessing logistics."}
{"query": "What is the significance of Americium-241 in nuclear safety evaluations?", "positive": "Americium-241 is detected in environmental samples and is analyzed in the context of nuclear safety due to its radioactive properties and potential impact on health.", "negative": "The Tritium sample was analyzed using liquid scintillation counting, demonstrating the characteristics of a liquid isotopic measurement that is crucial for environmental monitoring."}
{"query": "Ge-68/Ga-68 generator regulations", "positive": "In accordance with 10 CFR Section 30.35, 'Financial Assurance and Recordkeeping for Decommissioning,' applicants must have a Decommissioning Funding Plan (DFP) to obtain a license to possess Ge-68/Ga-68 generators.", "negative": "Used generators may be returned to the manufacturer/distributor. This permission does not relieve licensees from the requirement to comply with 10 CFR Part 71 and Department of Transportation (DOT) regulations."}
{"query": "license amendments in nuclear regulation", "positive": "This proceeding does not concern any future license amendment or FSAR change that Holtec may seek in the future. Only the changes encompassed by these four LARs are at issue.", "negative": "These premises undermine almost all of the petitioners' contentions. There are four LARs within the scope of this proceeding, nothing more."}
{"query": "Federal Information Security Modernization Act", "positive": "The Federal Information Security Modernization Act of 2014 (FISMA) requires federal agencies to develop, document, and implement an agency-wide information security program to protect their information and information systems, including those provided or managed by another agency, contractor, or other source.", "negative": "The NRC has four regional offices that each operate under the direction of a Regional Administrator."}
{"query": "definition of power defect in nuclear reactors", "positive": "The Total Power Defect is defined as the difference in reactor power output from its expected value due to the dropped control rod, which has important implications over the life of the core.", "negative": "The NRC requires a detailed assessment of potential seismic hazards in the vicinity of the plant to determine the design basis for structures."}
{"query": "What is the Full Spectrum LOCA methodology?", "positive": "The proposed amendment would add the Westinghouse Electric Company LLC (Westinghouse) Topical Report WCAP-16996-P-A, Rev. 1, Realistic LOCA [loss of coolant] Evaluation Methodology Applied to the Full Spectrum of Break Sizes (FULL SPECTRUM LOCA Methodology), to the list of approved analytical methods used to determine the core operating limits as listed in Technical Specification 5.6.3, \u201cCore Operating Limits Report (COLR).\u201d", "negative": "A regulatory audit is a planned activity that includes the examination and evaluation of primarily non-docketed information."}
{"query": "Main Control Room Emergency Habitability System", "positive": "This ITAAC verified the functional arrangement of the as-built Main Control Room Emergency Habitability System (VES) as is described in the Design Description of Combined License (COL) Appendix C, Section 2.2.5.", "negative": "Southern Nuclear Operating Company (SNC) requests NRC staff confirmation of this determination and publication of the required notice in the Federal Register per 10 CFR 52.99."}
{"query": "Water Chemistry aging management program", "positive": "The Water Chemistry aging management program is consistent with the 10 elements of aging management program XI.M2, Water Chemistry, specified in NUREG-2191.", "negative": "In 2022, a program effectiveness review was performed for Chemistry Control Program described in FSAR Section 0.1.5 in support of preparing the BFN Subsequent License Renewal Application."}
{"query": "What is the purpose of a mass notification system in nuclear plant emergency planning?", "positive": "As described in Revision 3 of the CNP ANS Design Report, the station selected a mass notification system (MNS) as the backup alerting and notification method for the 10-mile emergency planning zone (EPZ).", "negative": "Per Section V, Parts A and B of the \u201cMemorandum of Understanding (MOU) between the Department of Homeland Security (DHS/FEMA) and the NRC regarding radiological emergencies, planning, and preparedness,\u201d dated July 1, 2024:"}
{"query": "What are the physical security requirements for Independent Spent Fuel Storage Installations?", "positive": "The NRC requires licensees to comply with the physical security requirements for Independent Spent Fuel Storage Installations as outlined in the regulation IP 81311.", "negative": "The inspection activity is scheduled from September 12, 2022 to September 16, 2022, involving two staff members."}
{"query": "What are the requirements for the delivery of radioactive materials?", "positive": "The inspectors examined the licensee\u2019s procedures and shipment records and observed actual transport activities to determine that the licensee met package delivery requirements.", "negative": "Certificates of Disposal for radioactive waste shipments 0857-01-0247, CPWU2986325-269, and ISEU100028-314."}
{"query": "ATWS-ARI instrumentation requirements", "positive": "The ATWS-ARI instrumentation for each Function in Table 3.1.1-1 shall be OPERABLE:", "negative": "Separate Condition entry is allowed for each channel."}
{"query": "The Environmental Protection Agency emphasizes the importance of evaluating essential fish habitat in proximity to nuclear facilities.", "positive": "A review of the NOAA EFH showed no EFH within 6 miles of DNPS, nor were any EFH areas protected from fishing.", "negative": "Cross regional boundaries. NOAA only provides EFH for federally managed fish and invertebrates."}
{"query": "What are the requirements for emergency communications plans in nuclear facilities?", "positive": "All communication plans shall have arrangements for emergencies, including titles and alternates for those in charge at both ends of the communication links and the primary and backup means of communication.", "negative": "The program to provide for: (a) The training of employees and exercising, by periodic drills, of emergency plans to ensure that employees of the licensee are familiar with their specific emergency response duties, and (b) The participation in the training and drills by other persons whose assistance may be needed in the event of a radiological emergency shall be described."}
{"query": "The evaluation of intangible benefits requires a systematic approach, which is reflected in the decision matrix framework.", "positive": "Table A-1 Example of a Decision Matrix\u2014Quantification of Intangible Benefits", "negative": "Table A-2 Example of a Cost-Benefit Index"}
{"query": "How will airborne uranium particulate levels be monitored in a facility?", "positive": "When non-routine work activities will be performed in an area or manner that could result in exposure to uranium particulates, area air samples or breathing zone samples will be utilized to determine airborne uranium particulate levels.", "negative": "To ensure compliance with 10 CFR 20.1301, 20.1302, and 20.1501, NuFuels will maintain a continuous air monitoring program at three separate locations: upwind of the CCP or satellite facilities, downwind from the CCP or satellite facilities at the restricted area boundary, and downwind at the nearest residence."}
{"query": "The modifications to the Equipment Access Door Seals ensure that the access doors remain securely sealed when deflated.", "positive": "The Equipment Access Door Seals (EADS) have been modified so that the Equipment Access Doors are permanently in the closed position with the Equipment Access Door seals deflated.", "negative": "Access doors must be kept clear to allow personnel to achieve safe and efficient movement within the facility."}
{"query": "What safety-related systems are in place for potential liquid spills at nuclear facilities?", "positive": "Appropriate independent safety-related systems would be in place to assure the safe shutdown of a new facility, in the event of a possible unavailability of raw water makeup from the river.", "negative": "The closest such military flight route, as illustrated in Figure 2.2-5, is VR107 which is SE of the site but beyond V245 at its closest point of approach to the site."}
{"query": "nuclide minimum detectable activity", "positive": "The nuclide minimum detectable activity (MDA) is a critical measurement that indicates the lowest concentration of a nuclide that can be reliably detected in a sample.", "negative": "The peak size in counts per second (CPS) is measured to understand the intensity of the signal at a specific energy level."}
{"query": "nuclear fuel cycle", "positive": "And I would just like to again drive home the importance of looking at the nuclear fuel cycle because nuclear energy is being touted as a green energy, a clean energy to meet these standards that are coming up. But the mining, the milling, and the processing of uranium fuel have very -- they do have a carbon footprint that is not in your figures for nuclear energy.", "negative": "However, due to a lack of data and to protect employee privacy, we are unable to provide an analysis that discloses demographic information for employees of Oconee Station."}
{"query": "nuclear reactor licensing requirements", "positive": "The licensing process for a nuclear reactor involves a detailed evaluation of the applicant's safety and environmental assessments, followed by a series of public hearings and reviews by regulatory bodies.", "negative": "The cooling system operates by circulating water through the reactor core, absorbing heat, and transferring it to the steam generators."}
{"query": "environmental report in nuclear licensing", "positive": "three of the four do cite this -- what we call the environmental report.", "negative": "So I don't think they would have problems determining what's different between that document and this one."}
{"query": "What is the role of hydrographs in regulatory assessments?", "positive": "The hydrograph represents the rate at which water moves through a given area over time, which is crucial for understanding hydrological responses in regulatory assessments.", "negative": "The table above outlines the different station weightings and their respective values for the units analyzed."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are designed to ensure safe operation under normal and accident conditions, providing multiple layers of protection against potential hazards.", "negative": "The assessment of environmental impacts from nuclear plants includes factors like land use, water quality, and air pollution, which are critical for sustainable energy development."}
{"query": "The NRC stipulates that the ECCS must meet specific criteria related to core cooling and cladding integrity after an emergency shutdown.", "positive": "The LCO helps to ensure that the following acceptance criteria for the ECCS, established by 10 CFR 50.46 (Ref. 2), will be met following a LOCA: a. Maximum fuel element cladding temperature is \u2264 2200\u00b0F; b. Maximum cladding oxidation is \u2264 0.17 times the total cladding thickness before oxidation; c. Maximum hydrogen generation from a zirconium water reaction is \u2264 0.01 times the hypothetical amount generated if all of the metal h in the cladding cylinders surrounding the fuel, excluding the cladding surrounding the plenum volume, were to react; d. Core is maintained in a coolable geometry; and e. Adequate long term core cooling capability is maintained.", "negative": "The Engineered Safety Feature (ESF) buses shed normal operating loads and are connected to the emergency diesel generators (EDGs)."}
{"query": "The NRC stipulates that any exceedance of permissible limits must be reported with corrective actions documented as required by license and permit regulations.", "positive": "If the data indicates that exceedences of applicable limits has taken place, appropriate reporting and documentation of corrective actions will be performed in accordance with NRC license and permit requirements.", "negative": "Access to this area will be through the main gate."}
{"query": "What is the significance of holding time in nuclear sample analysis?", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "maximum water surface elevation", "positive": "The maximum WSEL in Rock Run Creek (EL 118 ft-NAVD88) is well below the PBAPS CLB protection level of EL 134.87 ft-NAVD88 (EL 135 ft-C.D.).", "negative": "Excluding the effects of wind-generated waves (Section 3.6), the maximum WSEL of NUREG/CR-7046, Appendix H-1 PMF flooding alternatives (126.04 ft-NAVD88) is below the PBAPS CLB protection level of EL 134.87 ft-NAVD88 (EL 135 ft-C.D.)."}
{"query": "What is the significance of background subtraction in nuclear measurements?", "positive": "Background subtraction is crucial in the analysis of nuclear decay data, as it helps to isolate the signal from the noise associated with ambient radiation.", "negative": "The identified nuclides are used in various applications, including medical imaging and cancer treatments."}
{"query": "Understanding the implications of abnormal operations and how they affect the area radiation monitoring system is crucial for the operator.", "positive": "K/A is matched because the applicant is required to have knowledge of the operational implications of a caution from an abnormal operating procedure.", "negative": "The Common Radiation Detectors used in monitoring are essential for ensuring accurate readings during normal reactor operations."}
{"query": "What is the role of the Nuclear Reactor Regulation office?", "positive": "The Nuclear Reactor Regulation (NRR) office is responsible for the regulation of commercial nuclear power plants and non-power nuclear reactors, ensuring safety and compliance with regulatory requirements.", "negative": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate."}
{"query": "Instrumentation must be available to monitor key variables and systems throughout all operational phases to ensure safety.", "positive": "Appendix A to 10 CFR Part 50, General Design Criterion (GDC) 13, \u201cInstrumentation and control,\u201d states that instrumentation shall be provided to monitor variables and systems over their anticipated ranges for normal operation, for anticipated operational occurrences, and for accident conditions as appropriate to assure adequate safety, including those variables and systems that can affect the fission process, the integrity of the reactor core, the reactor coolant pressure boundary, and the containment and its associated systems. Appropriate controls shall be provided to maintain these variables and systems within prescribed operating ranges.", "negative": "Components and modules shall be of a quality that is consistent with minimum maintenance requirements and low failure rates. Quality levels shall be achieved through the specification of requirements known to promote high quality, such as requirements for design, for the drafting of components, for manufacturing, quality control, inspection, calibration, and test."}
{"query": "The NRC must ensure that licensees comply with NEPA standards for environmental reviews.", "positive": "In Oglala Sioux Tribe, the D.C. Circuit reviewed the Commission's decision to leave Powertech\u2019s license in place 'notwithstanding the Commission\u2019s conclusion that there has been a significant deficiency in its NEPA compliance \u2014 unless an intervenor demonstrates irreparable harm.'", "negative": "Constellation argues that the standards in Oglala Sioux Tribe v. NRC and Allied-Signal, Inc. v. NRC should have been applied."}
{"query": "Understanding the importance of maintaining operational integrity in service water systems is crucial for reactor safety.", "positive": "Knowledge of the relationship between a loss of service water and the following systems or components: (CFR: 41.8 / 41.10 / 45.3)", "negative": "Safety drills and training exercises are conducted regularly to ensure preparedness for emergency situations."}
{"query": "The NRC mandates measures to ensure adequate protection against random failure of the Jocassee Dam, citing public health and safety concerns.", "positive": "Duke fails to address the environmental significance of a 2011 Safety Evaluation, in which the NRC Staff determined that the potential for a random (i.e., \u201csunny day\u201d) Jocassee Dam failure constitutes an \u201cadequate protection\u201d issue requiring Duke to implement additional measures to protect against flooding of essential safety equipment and thereby prevent a reactor meltdown.", "negative": "The [ER] fails to consider additional mitigative measures that may well be cost-effective."}
{"query": "TID source term in nuclear regulation", "positive": "TID source term is one that could be a show stopper for moving forward with uprates, so this is one that we highlight as being a really big topic for us to consider going forward.", "negative": "I heard this morning about putting it into the guidance, but if it's in the rule we're not sure how you get out of that requirement and that's something that we need to think about in terms of discussions with the staff."}
{"query": "The NRC mandates that licensees monitor parameters such as turbined pressure to comply with safety regulations.", "positive": "HPCI Pump Discharge Pressure (HPDP) is monitored as part of the High Pressure Coolant Injection (HPCI) system, which is essential for maintaining reactor safety during an emergency.", "negative": "HPCI Turbine Exhaust Pressure (HTEP) is carefully tracked to ensure the proper functioning of the turbine during normal operations."}
{"query": "The application for extending the licenses of nuclear facilities must demonstrate that the systems will continue to operate effectively over time.", "positive": "is reasonable assurance that the intended functions are maintained consistent with the current licensing basis during the subsequent period of extended operation.", "negative": "Browns Ferry Nuclear Plant Subsequent License Renewal Application (Rev. 0) 3-556"}
{"query": "The NRC emphasizes that independent assessments of cooling systems are essential for accurate safety analyses, particularly for loss-of-coolant accident scenarios.", "positive": "The BWR-FLECHT Program was carried out by the General Electric Company (GE) under a subcontract of the Idaho Nuclear Corporation, itself a contractor to the test program sponsor, the AEC.", "negative": "The BWR-FLECHT Program has been heavily criticized for its narrow scope and significant methodological flaws in evaluating core cooling performance."}
{"query": "activity of nuclides", "positive": "The activity of a nuclide, measured in picocuries per gram (pCi/grams), indicates the rate at which a nuclide decays and emits radiation.", "negative": "The energy of EU-154 at 344.28 keV reflects its decay characteristics and emission profile."}
{"query": "Baseline Security Significance Determination Process", "positive": "The Baseline Security Significance Determination Process (BSSDP) is a method used to assess the security-related significance of findings identified during inspections.", "negative": "The next agenda item will involve discussions on the effectiveness of communication strategies used during emergency situations."}
{"query": "What is the expected timeline for receiving the Technical Evaluation Report (TER) from the NRC?", "positive": "The Technical Evaluation Report (TER) is an essential document that summarizes the NRC staff's findings based on their review of a licensee's submittal and assists in the decision-making process for regulatory actions.", "negative": "We need to ensure that all submissions are complete and correctly formatted to avoid delays in the review process."}
{"query": "Components categorized under RISC-3 must undergo regular inspection and evaluation to ensure they meet safety standards.", "positive": "10 CFR 50.69 requires RISC-3 components to have: Inspection and testing, Corrective action, Feedback and Process Adjustment (at least every 2 cycles).", "negative": "Periodic reviews consider plant modifications, operational or regulatory changes, and updated risk information for decision-making."}
{"query": "The identification and quantification of specific nuclides is critical for accurate radiological assessment.", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Activity (pCi/grams) values are measured to determine the concentration of specific isotopes in the sample."}
{"query": "weighted mean activity of nuclides", "positive": "Weighted Mean Activity is measured in picocuries per gram (pCi/grams) and represents the average radioactivity of a specific nuclide per unit weight, accounting for various isotopes and factors affecting their presence.", "negative": "Errors quoted at 2.00sigma indicate the level of confidence in the measurements reported for the nuclides within the study."}
{"query": "What is leakage in the context of nuclear reactor operations?", "positive": "LEAKAGE shall be: a. Identified LEAKAGE 1. LEAKAGE, such as that from pump seals or valve packing (except reactor coolant pump (RCP) seal water injection or leakoff), that is captured and conducted to collection systems or a sump or collecting tank; 2. LEAKAGE into the containment atmosphere from sources that are both specifically located and known to not interfere with the operation of leakage detection systems; or", "negative": "The ESF RESPONSE TIME shall be the time interval from when the monitored parameter exceeds its ESF actuation setpoint at the channel sensor until the ESF equipment is capable of performing its safety function (i.e., the valves travel to their required positions, pump discharge pressures reach their required values, etc.)."}
{"query": "What is the COBRA-FLX ORFEO-HMP Critical Heat Flux Correlation?", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is a mathematical relationship used to predict critical heat flux in nuclear reactors, which is essential for ensuring safe operational limits during reactor operation.", "negative": "Figure 7-9 depicts the relationship between M/P and equilibrium quality for the ORFEO-HMP correlation, illustrating the combined data set utilized for analysis."}
{"query": "What is a site license for microreactors?", "positive": "But one way around would be require the manufacturing facility to have a site license. I think that would cover it.", "negative": "And to Steve's point, this probably is a niche, right, for SMRs that are going to be routinely refueled, whether that would be anything that would be done in the factory versus done at the site since you're planning to do refuelings anyway."}
{"query": "Licensees must comply with regulatory requirements pertaining to their operational safety protocols.", "positive": "The NRC assesses nuclear license applications for compliance with established safety standards.", "negative": "The energy market is influenced by various factors including supply chain dynamics and weather conditions."}
{"query": "what is gamma spectrum analysis", "positive": "Gamma spectrum analysis is performed to determine the energies and intensities of gamma radiation emitted by radioactive samples, which is essential for identifying the isotopes present in the sample.", "negative": "The sample was taken on 6/13/2019 at 9:49:00 AM, and the procedure utilized was a 500ml Marinelli geometry which optimized the detection efficiency for the analysis."}
{"query": "The NRC mandates that operators must ensure each automatic feedwater valve responds correctly to the actuation signals, whether real or simulated.", "positive": "Verify each AFW automatic valve that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal.", "negative": "Note: Not required to be performed for the turbine driven AFW pump until 24 hours after \u2265 900 psig in the steam generator."}
{"query": "What is the purpose of an ISFSI in nuclear regulations?", "positive": "The Independent Spent Fuel Storage Installation (ISFSI) is a facility for the safe storage of spent nuclear fuel and other high-level radioactive waste, ensuring it is managed in accordance with regulatory requirements to protect public health and safety.", "negative": "The Docket Number refers to the specific identification assigned to a license application or regulatory submission, which helps in tracking the review process and maintaining organized records for public inspection."}
{"query": "The NRC seeks information regarding the technical specifications and processes involved in reactor licensing.", "positive": "The NRC requires a comprehensive evaluation of the safety systems for nuclear reactors during the licensing process to ensure compliance with regulatory safety standards.", "negative": "The report details the recommendations for improving communication strategies among regulatory bodies and stakeholders in various industries."}
{"query": "What are the compaction specifications for nuclear facility construction?", "positive": "When the moisture content and other conditions in any layer are satisfactory, that layer is compacted by the necessary number of passes of approved rollers required to attain not less than 95 percent of the Standard Proctor Density, ASTM D698-66T, Method C.", "negative": "Logs of core borings in dam foundation are furnished in Figure 6.3 of Attachment 2G-A of Former Appendix 2G."}
{"query": "ASME Code Class 2 components", "positive": "The SG MS outlet NSWS and SG FW NSWs and NIR sections at Vogtle are ASME Code Class 2 components, whose ISIs are performed in accordance with Section XI, \"Rules for Inservice Inspection of Nuclear Power Plant Components,\" of the ASME Code and applicable edition and addenda, as required by 10 CFR 50.55a(g).", "negative": "The component numbers uniquely identify the various elements involved in the examination categories and their respective welds."}
{"query": "The NRC's protocol involves the estimation of various debris types' physical characteristics to assess their impact on transportability and head loss during accidents.", "positive": "The objective of the debris characteristics determination process is to establish a conservative debris characteristics profile for use in determining the transportability of debris and its contribution to head loss.", "negative": "A summary of the material properties of the debris types found within containment are listed in Table 3.c.1-1. See Response to 3.d.3 for the material properties of latent debris."}
{"query": "what is the meaning of RCRA?", "positive": "RCRA stands for Resource Conservation and Recovery Act, which governs the disposal of solid and hazardous waste.", "negative": "The State Historic Preservation Officer oversees the preservation of historic sites and coordinates with federal agencies to protect cultural resources."}
{"query": "severe accident analysis", "positive": "The applicant provided information on a severe accident analysis and provided an update on constructing a meteorological tower for collecting site-specific data.", "negative": "The NRC staff provided an overview of the process utilized for determining whether an EA or an environmental impact statement (EIS) is required and stated that the evaluation of an EA or EIS for the LME project has yet to be determined and will be evaluated during the acceptance review."}
{"query": "What does the number of indications represent in nuclear safety assessments?", "positive": "The number of indications refers to the count of detected anomalies or potential issues in the tubing of a steam generator, which are critical for assessing the integrity and safety of the reactor's systems.", "negative": "The maximum volts recorded in the steam generator are important for understanding the electrical characteristics of the system and ensuring that they operate within safe limits."}
{"query": "The NRC must ensure compliance with water quality regulations and consider the consequences of hydrologic alterations.", "positive": "Compliance with applicable water quality and water sustainability regulations is essential for the management of water resources in relation to hydrologic alterations.", "negative": "Global climate changes are projected over this century and beyond with the magnitude of changes after the next few decades dependent primarily on global emissions of heat-trapping gases and the sensitivity of the Earth\u2019s climate to these emissions."}
{"query": "fuel transfer system", "positive": "The fuel transfer system includes an above-water electric-motor driven transfer car that runs on tracks extending from the refueling canal through the transfer tube and into the spent fuel pool and an upender lifting frame at each end of the transfer tube.", "negative": "The new fuel elevator consists of a box-shaped elevator assembly with its top end open and sized to house one fuel assembly."}
{"query": "sublethal effects of thermal effluents", "positive": "Fish and shellfish that are exposed to the thermal effluent of a nuclear power plant may experience stunning, disorientation, or injury. These sublethal effects can subsequently affect an organism\u2019s susceptibility to predation, parasitism, or disease.", "negative": "The EPA\u2019s 2014 CWA Section 316(b) regulations establish BTA standards for impingement mortality."}
{"query": "Loss-of-Coolant Accident", "positive": "A Loss-of-Coolant Accident (LOCA) occurs when there is a sudden drop in the reactor coolant inventory, which can lead to core overheating if not mitigated effectively.", "negative": "The reactor operator reported that the system's voltage levels were within acceptable ranges and did not require any immediate adjustments."}
{"query": "What does 'dry weight' mean in the context of laboratory analysis?", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "There are no exceptions, anomalies or deviations from the specified methods."}
{"query": "What is Very Low-Level Waste (VLLW) in nuclear regulations?", "positive": "Very Low-Level Waste (VLLW) consists of materials that are only lightly contaminated with radioactivity and can include items like protective clothing, tools, or other disposable items used in the operation of a nuclear facility.", "negative": "The current proposal to reinterpret VLLW rules raises serious concerns about public safety and environmental protection, as it could lead to nuclear waste being disposed of in regular trash or industrial sites."}
{"query": "what is vortexing evaluation in nuclear safety?", "positive": "Testing was conducted to determine if vortexing is expected to occur. As discussed in the Response to 3.f.3, the vortex tests were performed at both clean strainer and debris-laden conditions.", "negative": "A flashing failure was recorded for a postulated break if, at any time during sump recirculation, the pressure downstream of the strainer was lower than the vapor pressure at the sump temperature."}
{"query": "What is the significance of nuclide names in regulatory documents?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (\u00b5C/grams) | Nuclide MDA (\u00b5C/grams) | Line MDA (\u00b5C/grams) |", "negative": "The NRC requires licensees to conduct thorough safety evaluations for the use of radioactive material."}
{"query": "What are the permits required for construction and operation of nuclear facilities?", "positive": "Permits and approvals required for construction and operation include a range of regulatory approvals such as site permits, environmental assessments, and operational licenses.", "negative": "Consultations required for construction and operation involve discussions with federal and state agencies, stakeholders, and public interest groups to ensure compliance and safety."}
{"query": "The NRC emphasizes the need for licensees to evaluate potential simultaneous failures in safety systems.", "positive": "The NRC defines concurrent failures as events where two or more systems fail at the same time, which can significantly impact safety and reliability.", "negative": "The training for emergency response personnel includes regular drills and exercises to ensure readiness for actual events."}
{"query": "What are the environmental impacts considered in the licensing process for nuclear power stations?", "positive": "The environmental impacts associated with the operation of the Dresden Nuclear Power Station Units 2 and 3 have been assessed as part of the regulatory process for subsequent license renewal.", "negative": "The annual report provides detailed data regarding the radioactive effluent released from the Dresden Nuclear Power Station, including statistical analysis and comparison with previous years."}
{"query": "cold leg break transient", "positive": "The Reactor Coolant System behavior is different for cold leg breaks and the peak Containment pressure occurs later for cold leg breaks.", "negative": "Three double-ended guillotine pipe break locations are examined; hot leg, cold leg pump suction, and cold leg pump discharge."}
{"query": "What are bedrock aquifers and their importance in water supply?", "positive": "Bedrock aquifers within the 50 mi radius of the site are shown in Figure 2-4-22. Most of the glacial drift in the study area is underlain by Pennsylvanian bedrock that consists largely of shale and siltstone interbedded with limestone, sandstone, underclay, and coal.", "negative": "Groundwater base flow averages 0.13 cfs/mi\u00b2 for years that have below-normal precipitation and 0.58 cfs/mi\u00b2 for years that have above-normal precipitation."}
{"query": "cultural resources mitigation measures", "positive": "Mitigation measures to address potential land use impacts during operation and aquifer restoration include: Implementing cultural resources mitigation measures, as described above, for any surface disturbance that occurs during operation or aquifer restoration.", "negative": "Access roads and roads within the project areas will be removed and reclaimed unless exempted from reclamation by the request of lessees/allottees, in which case the lessees/allottees will assume responsibility for long-term maintenance."}
{"query": "joint systems in excavation stability", "positive": "Joint Set No. 1, which dips at an angle of about 80 degrees, is one of the most abundant sets observed across the site. Another steeply dipping set, number 3, although observed only in rock outcrops near the site and believed to be widely spaced, could conceivably be found near the proposed excavations.", "negative": "We believe the shear strength of the relatively fresh rock along the planes of foliation is suitable to support even a vertical cut."}
{"query": "Licensees are required to provide specific information about locations where radioactive materials will be used or stored.", "positive": "An acceptable location of use or possession specifies street address, city, State, and zip code and does not include a post office box number.", "negative": "To conduct operations at temporary job sites (i.e., locations where work is conducted for limited periods of time), the address may be stated as \u201ctemporary job sites anywhere in the U.S. where the NRC maintains jurisdiction.\u201d"}
{"query": "nuclear licensing and regulatory filings", "positive": "The licensing of nuclear facilities is a complex process that involves the submission of detailed safety analyses, operational procedures, and compliance verification to regulatory bodies, ensuring that the nuclear plant operates within defined safety margins.", "negative": "Figures C.5-36 and C.5-37 represent data trends and are not included in the document as they do not contribute to the current analysis."}
{"query": "flood barrier construction and materials", "positive": "Flood Barrier: Intended Function: Flood Barrier; Material: Reinforced concrete; Environment: Air \u2013 Indoor, Uncontrolled; Aging Effect Requiring Management: Cracking, Loss of Bond, and Loss of Material (Spalling, Scaling)", "negative": "Missile Barrier: Intended Function: Missile Barrier; Material: Not specified; Environment: Not specified; Aging Effect Requiring Management: Increase in Porosity and Permeability, Cracking, Loss of Material (Spalling, Scaling)"}
{"query": "The NRC assesses whether proposed exemptions have a negligible impact on public safety and environmental concerns.", "positive": "The proposed exemption must not endanger life, property, or the common defense and security as outlined in regulatory guidelines.", "negative": "The Technical Assessment provides an overview of the methods used to evaluate the proposed exemption, including various analytical techniques."}
{"query": "What is the purpose of a Final Environmental Impact Statement for nuclear plants?", "positive": "The NRC staff has completed the environmental impact statement NUREG\u20131437, Supplement 2, Second renewal, \"Site-Specific Environmental Impact Statement (EIS) for License Renewal of Nuclear Plants Regarding Subsequent License Renewal for Oconee Nuclear Station Units 1, 2, and 3, Final Report\" (FEIS).", "negative": "The NRC staff initiated consultation with you regarding this project in August 2021."}
{"query": "wind speed measurements in nuclear safety assessments", "positive": "The data presented includes a joint frequency distribution of wind speed and direction, categorized by atmospheric stability class, which is critical for evaluating meteorological conditions during safety assessments at the Salem/Hope Creek facility.", "negative": "The reactor containment structure is designed to withstand various environmental loads, ensuring that safety systems remain functional during extreme conditions."}
{"query": "nuclear licensing requirements", "positive": "The Nuclear Regulatory Commission (NRC) requires comprehensive documentation and submissions for license applications, including safety analysis reports, environmental reviews, and plans for mitigating potential hazards.", "negative": "To begin changing your profile picture, open and log in to Microsoft Teams."}
{"query": "What are the relevant simulation parameters for TSC calculations?", "positive": "### Simulation Parameters:\n|      |          |\n|------|----------|\n| 3.000E+00 | 1.000E-02 |\n| 4.000E+00 | 1.000E-01 |\n| 7.200E+02 | 0.000E+00 |", "negative": "### Effective Volume Location:\n|       |          |\n|-------|----------|\n|   0   | 0.350E-04|\n| 5.000E+01 | 3.500E-04 |\n| 2.000E+00 | 2.800E-04 |\n| 8.000E+01 | 1.080E-04 |\n| 2.400E+00 | 1.400E-05 |\n| 9.600E+01 | 5.000E-05 |\n| 7.200E+02 | 2.000E+00 |"}
{"query": "The process of obtaining a nuclear license involves rigorous assessments to ensure compliance with safety standards.", "positive": "The licensing process for nuclear reactors includes comprehensive safety evaluations mandated by the Nuclear Regulatory Commission (NRC).", "negative": "Emergency preparedness regulations require that all facilities establish response plans for unforeseen natural disasters."}
{"query": "What constitutes an SRO-only question in nuclear safety procedures?", "positive": "Does the question require one or more of the following: assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed?", "negative": "Can the question be answered solely by knowing immediate operator actions?"}
{"query": "What is a control rod scram accumulator in the context of nuclear reactor safety?", "positive": "Two or more control rod scram accumulators inoperable with reactor steam dome pressure \u2265 900 psig.", "negative": "Verify all control rods associated with inoperable accumulators are fully inserted."}
{"query": "An ambient noise assessment was performed to evaluate the sound levels around the HCS site.", "positive": "An ambient noise survey was conducted in January 2022 to characterize the baseline acoustical conditions at the HCS and property boundaries.", "negative": "The Horizon Center Industrial Park is partially developed, with businesses closest to the HCS consisting of Philotechnics, an industrial facility specializing in radioactive waste repackaging, and the headquarters office of the Community Reuse Organization of East Tennessee (CROET) (Figure 3.7.1-1)."}
{"query": "The Commission has determined that the plant can operate safely under the amendments proposed by Indiana Michigan Power Company.", "positive": "C. There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission\u2019s regulations;", "negative": "A. The application for amendment by Indiana Michigan Power Company dated April 30, 2020, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission\u2019s rules and regulations set forth in 10 CFR Chapter I;"}
{"query": "The NRC mandates that licensees evaluate the clarity of initiating cues to ensure proper operator understanding of a task.", "positive": "Check each JPM for appropriate administrative topic requirements (COO, EC, Rad, and EP) or safety function requirements and corresponding K/A. Mark in column 1. (ES-301, D.3 and D.4)", "negative": "For column 6, provide a brief description of any (U)acceptable or (E)nhancement rating from column 5."}
{"query": "impact of battery charger malfunction on DC Electrical Distribution System", "positive": "K/A is matched because the applicant is required to predict the impacts of a battery charger malfunction on the DC Electrical Distribution System and based on those predictions, use procedures to mitigate the consequences of those abnormal operations.", "negative": "Given a set of plant conditions, DETERMINE the following: The bases for the required LCO or TR actions."}
{"query": "What is configuration control in nuclear regulatory practice?", "positive": "Configuration control is a process that ensures changes to the facility or design are thoroughly reviewed and documented, maintaining the integrity and safety of the nuclear plant operations.", "negative": "The document also describes the roles of various preparers and contributors involved in the approval process, highlighting the importance of proper documentation."}
{"query": "Could you provide information on the examination plans for components governed by the ASME Code during the upcoming outage?", "positive": "A detailed schedule (including preliminary dates) of: 1.1 Nondestructive examinations planned for ASME Code Class Components performed as part of your ASME Section XI, risk informed (if applicable), and augmented inservice inspection programs during the upcoming outage.", "negative": "Our inspection dates are subject to change based on your updated schedule of outage activities."}
{"query": "The NRC has guidelines to assess the eruptive hazards within a designated radius of planned construction sites.", "positive": "Following guidance in Regulatory Guide 4.26, a tectono-magmatic model can be useful in evaluating the large-scale processes that led to the occurrence of Quaternary volcanism at specific locations in the site region.", "negative": "The bedrock geology is composed of folded, faulted, and deformed sedimentary rocks of Eocene age or older (i.e., >34 Ma) (Dover and McGonigle, 1993; Dover, 1995; M\u2019Gonigle and Dover, 2004; Wittke and Heffern)."}
{"query": "How does core stored energy impact containment integrity during a LOCA?", "positive": "The higher core stored energy impacts the calculated peak containment pressure, temperature, and containment recirculation sumps water temperature following a LOCA.", "negative": "The pressure increase can be conservatively accounted for by managing the impact of the increased energy deposition into the time period between the end of blowdown and the time of reflow."}
{"query": "surface water usage summary", "positive": "Table 3.6-5 Surface Water Usage Summary in MGD, 2015 provides detailed data on the water usage in various categories like public supply, domestic self-supplied, industrial self-supplied, and power generation.", "negative": "The irrigation category reported usage of 0.13 MGD in Wright County and 0.08 MGD in Sherburne County."}
{"query": "Kairos Power is requesting confidentiality for certain proprietary information to prevent competitive disadvantage during the licensing process.", "positive": "I have personal knowledge of the criteria and procedures utilized by Kairos in designating information as a trade secret, privileged, or as confidential commercial or financial information.", "negative": "The licensing process for nuclear reactors requires extensive documentation to ensure safety and compliance with regulatory standards."}
{"query": "UO2 fuel type in nuclear reactors", "positive": "Fuel type is UO2.", "negative": "Maximum GAD wt% is 8%."}
{"query": "hydrogen purge containment tanks", "positive": "POST-DBA HYDROGEN PURGE OF CONTAINMENT TANKS (time = 0 is start of purge)", "negative": "The table shows the total activity levels of various iodine isotopes over designated time intervals."}
{"query": "The NRC needs clarity on the classifications of Actuations and Protective signals during incidents.", "positive": "Please provide information to clarify which Actuations and Protective signals are primary and which are secondary and describe what the relevant distinctions between primary and secondary functions are.", "negative": "The licensee's response will address the items listed in Table 4-1, ensuring all necessary details are communicated effectively."}
{"query": "regulatory audit requirements for nuclear licensing", "positive": "Specifically, 10 CFR 50.34(a)(4) and (b)(4) require that applicants for a construction permit (CP) and an operating license (OL), respectively, provide analysis and evaluation of the design and performance of structures, systems, and components (SSCs) of the facility with the objective of assessing the risk to public health and safety resulting from operation of the facility.", "negative": "The sponsor states that information that will be made available during the audit includes V&V documents, code manuals, code base decks, modeling details, analyses, and special methods required by analyses."}
{"query": "What are the surveillance requirements for the HPCI system in nuclear reactors?", "positive": "For the HPCI System, not required to be performed until 12 hours after reactor steam pressure and flow are adequate to perform the test. Vessel injection/spray may be excluded. Verify each ECCS injection/spray subsystem actuates on an actual or simulated automatic initiation signal.", "negative": "In accordance with the Surveillance Frequency Control Program."}
{"query": "What is total body dose in radiation exposure?", "positive": "Total body dose is the same for various organs, e.g., gastro-intestinal tract, bone, liver, kidney, thyroid, and lung.", "negative": "The GASPAR code calculates individual doses for various pathways. These doses are totals for the plume, ground, and inhalation pathways."}
{"query": "The Temperature Average (Tavg) required for accurate rod drop time measurements is at least 551\u00b0F.", "positive": "The maximum rod drop time restriction is consistent with the assumed rod drop time used in the safety analyses.", "negative": "The shutdown banks must be within their insertion limits any time the reactor is critical or approaching criticality."}
{"query": "weld overlay evaluation", "positive": "The axial length and end slope of the weld overlay will cover the weld and heat-affected zones on each side of the weld, as well as any stress corrosion cracking susceptible base material adjacent to the weld and provide for load redistribution from the item into the weld overlay and back into the item without violating applicable stress limits of NB-3200.", "negative": "The effects of any changes in applied loads, as a result of weld shrinkage from the entire overlay, on other items in the piping system (e.g., support loads and clearances, nozzle loads, and changes in system flexibility and weight due to the weld overlay) will be evaluated."}
{"query": "The MAGNASTOR SYSTEM is designed to accommodate various types of PWR and BWR fuel assemblies as well as non-fuel hardware.", "positive": "UNDAMAGED PWR FUEL ASSEMBLIES, DAMAGED PWR FUEL ASSEMBLIES, PWR FUEL DEBRIS (DAMAGED FUEL), UNDAMAGED BWR FUEL ASSEMBLIES and NONFUEL HARDWARE meeting the limits specified in this section may be stored in the MAGNASTOR SYSTEM.", "negative": "This section does not cover the specific safety measures required for the handling of radioactive waste."}
{"query": "What is the Ultimate Shutdown System in nuclear reactors?", "positive": "The primary shutdown system is backed up by an ultimate shutdown system. These control rods use magnetic latches, which can be actuated by either the reactor protection system or automatically when the latch temperature exceeds the magnetic curie point temperature of the latch.", "negative": "In 2006, GE Hitachi Nuclear Energy (GEH) revitalized the PRISM engineering effort. The revitalized PRISM design differs significantly from the design that was evaluated by the NRC in the 1994 PSER."}
{"query": "What is ASME Code Case N-740-2 in nuclear licensing?", "positive": "Removal of the 48-hour hold is consistent with the requirements of ASME Code Case N-888-1 and is supported by the white paper that was developed for the proposed change.", "negative": "The supporting White Paper was previously submitted during the Nine Mile Point, Unit 1 Relief Request ML23089A230."}
{"query": "monitoring smoke containing radioactive materials", "positive": "SMOKE AND GASES CONTAINING RADIOACTIVE MATERIALS SHOULD BE MONITORED IN THE FIRE AREA TO DETERMINE IF RELEASE TO THE ENVIRONMENT IS WITHIN THE PERMISSIBLE LIMITS OF THE PLANT TECHNICAL SPECIFICATIONS.", "negative": "Continuous monitoring is provided in appropriate areas throughout the Auxiliary Building to assure safe conditions of radioactivity and to alert operating personnel of any abnormality."}
{"query": "What is the role of the glycol circulating pumps in a nuclear cooling system?", "positive": "Six glycol circulating pumps are designed to convey the cooled glycol from the ten refrigeration units to the air handling packages (30 per Containment) and to the ice compartment Floor Cooling System of each Containment.", "negative": "Components requiring periodic maintenance (pumps, heater, control valve) are located in the upper compartment."}
{"query": "nuclear power plant licensing process", "positive": "The licensing process for nuclear power plants is a regulatory framework established to ensure safe and secure operations of nuclear facilities, including safety assessments, environmental reviews, and public consultations.", "negative": "The plant\u2019s cooling system is designed to handle peak thermal loads by utilizing a series of pumps and heat exchangers."}
{"query": "The requirement for Fuel Building Exhaust Radiation \u2013 Gaseous channels to function properly is crucial during situations involving high radiation levels in the fuel building.", "positive": "Control Room Ventilation Isolation is also initiated by high radiation in the fuel building detected by Fuel Building Exhaust Radiation \u2013 Gaseous channels (GGRE0027 and GGRE0028). The requirements are not repeated in Table 3.7-1. Instead, refer to LCO 3.3.8 for all initiating Functions and requirements.", "negative": "The most common cause of channel inoperability is outright failure or drift of the bistable or process module sufficient to exceed the tolerance allowed by the unit specific calibration procedures."}
{"query": "What is the process for notifying the MCR in nuclear operations?", "positive": "Uses three way communication via radio or phone to communicate to the MCR that the local actions of Step 5 of 0-SOI-90.02, Section 8.3.", "negative": "The performance of the operator is evaluated based on adherence to the established safety protocols and standards as outlined in the regulatory guidelines."}
{"query": "The report highlights the activity levels of various radionuclides in the reactor environment.", "positive": "Co-60 has an energy of 1173.22 keV and a yield of 100.00%, with a line minimum detectable activity (MDA) of 9.338E+002 pCi/M\u00b2.", "negative": "The analysis included extensive data on the operational efficiency of the cooling systems within the facility."}
{"query": "What criteria does the NRC use to evaluate sensitivity thresholds for acceptance margins?", "positive": "However, the LTR does not define clear criteria to how these determinations are made in accordance with the evaluation model. For figures of merit associated with the non-LOCA topical report, identify the thresholds that determine whether margins to acceptance criteria are sufficient and the thresholds that determine whether figures of merit are insensitive to biases, initial conditions and analysis assumptions.", "negative": "Modification of initial and boundary conditions in the calculations can generate many cases with similar maximum RCS pressure due to this design feature."}
{"query": "The monitoring of structural integrity is critical in assessing material degradation over time.", "positive": "Consistent with NUREG-2191. The Structures Monitoring (B.2.1.33) program will be used to manage cracking of reinforced concrete in interior and accessible areas (including drywall floor, reactor pedestal, and reactor shield wall) as well as equipment supports and foundations exposed to air - indoor uncontrolled, air - outdoor, and water - flowing environments in the Cooling Water Structures, Crib Houses, Diesel Generator & HPCI Building, Isolation Condenser Pump House, Main Control Room and Auxiliary Electric Equipment Room, Primary Containment, Radwaste Structures, Reactor Building, Stacks, Switchyard Structures, Turbine Building, and Yard Structures.", "negative": "The discussion on equipment supports encompasses various structures critical to operational efficiency."}
{"query": "uranium hexafluoride in nuclear fuel production", "positive": "ConverDyn is one of the largest global providers of uranium hexafluoride (UF6), a crucial component in nuclear fuel production.", "negative": "NewCo Corp. has not yet been incorporated, but Honeywell expects it to be incorporated as a Delaware corporation."}
{"query": "The NRC reviews proposals to amend technical specifications for the operation of nuclear plants.", "positive": "The proposed amendment would revise the CNP-2 technical specifications (TSs) to allow a one-time change to permit the current integrated leak rate test interval of 15 years to be extended by approximately 18 months to no later than the plant startup after the fall 2022 refueling outage.", "negative": "Comments can be submitted electronically or via postal mail, with a deadline for submissions set for February 11, 2021."}
{"query": "The licensee must declare the High Pressure Coolant Injection (HPCI) System inoperable if its initiation capability is lost.", "positive": "Declare High Pressure Coolant Injection (HPCI) System inoperable.", "negative": "Only applicable for Functions 1.a, 1.b, 2.a, 2.b, 2.d, and 2.g."}
{"query": "What is the role of debris in the evaluation of ECCS and CSS components?", "positive": "The objective of the downstream effects, components and systems section is to evaluate the effect of debris carried downstream of the containment sump screen on the function of the ECCS and CSS in terms of potential wear of components and blockage of flow streams.", "negative": "The verification process involves ensuring that all components meet the regulatory standards set forth by the NRC and that any methodology used is properly documented."}
{"query": "What is a boron recycle system in nuclear reactors?", "positive": "The boron recycle system is designed to maintain the appropriate concentration of boron in the reactor coolant, which is essential for controlling the reactivity of the core and ensuring safe operation.", "negative": "The auxiliary building provides the necessary support systems to maintain the overall plant operation efficiency, including water supply and electrical systems."}
{"query": "nuclear reactor licensing process", "positive": "The process for licensing a nuclear reactor involves multiple phases, including pre-application consultations, submission of the application, and a thorough review by the regulatory authority.", "negative": "The sampler used for obtaining the soil samples was a Shelby Tube, which allows for minimal disturbance of the soil core."}
{"query": "instrument air compressor package", "positive": "A 2.03 Instrument air compressor package        | 2.8 | 2.7", "negative": "Ability to manually operate and monitor in the control room:  (CFR: 41.7 / 45.5 to 45.8)"}
{"query": "What is gamma spectrum analysis in nuclear measurements?", "positive": "Gamma spectrum analysis is performed using a 500ml Marinelli geometry to measure the energy distribution of gamma rays emitted from a radioactive source.", "negative": "The sample identification includes specific details such as the sample number, type, and the date on which the sample was taken."}
{"query": "cleaning maintenance of nuclear gauges", "positive": "Any cleaning, maintenance, or repair of the gauge(s) that requires detaching the source or source rod from the gauge shall be performed only by the manufacturer or by other persons specifically licensed by the U.S. Nuclear Regulatory Commission or an Agreement State to perform such services.", "negative": "The U.S. Nuclear Regulatory Commission's regulations shall govern unless the statements, representations, and procedures in the licensee's application and correspondence are more restrictive than the regulations."}
{"query": "What is Post-Maintenance Testing (PMT) in regulatory filings?", "positive": "Post-Maintenance Testing (PMT) (IP Section 03.01) involves functional and operational testing of systems following maintenance activities to verify their operability and functionality.", "negative": "The inspectors evaluated the readiness of the Emergency Preparedness Organization."}
{"query": "The NRC stipulates minimum cooling times based on the average enrichment of fuel assemblies.", "positive": "| 2.9 \u2264 E < 3.1     |                | 5.8            | 6.0      | 7.3      | 7.6      | 6.7       | 7.4      | 7.4      |           |", "negative": "The safety analysis must evaluate the potential impacts of various operational scenarios on plant performance."}
{"query": "What are the regulatory processes for relicensing a nuclear plant?", "positive": "The 2001 letter was for plant relicensing and plant expansion, and focuses on an archaeological site.", "negative": "We need to know why the towers were determined to be \u201cnot eligible\u201d for the NR. Was it because of their ages or did they lack integrity, etc.?"}
{"query": "radiation safety procedures", "positive": "- If personnel dosimetry is provided, do the following:\n  - Always wear your assigned dosimeter when using the gauge.\n  - Never wear another person\u2019s dosimeter.\n  - Never store your dosimeter near a gauge.", "negative": "- If a gauge becomes damaged, a source becomes dislodged, a source is leaking, the device fails to function properly, or any other nonradiological emergency (e.g., fire or medical emergency) or unusual situation arises, do the following:\n  - Stop use of the gauge.\n  - Immediately secure the area, and keep people away from the gauge until the situation is resolved."}
{"query": "How is transmitter output current calculated for flow rates in nuclear systems?", "positive": "The values of 'I' (transmitter output current in mA) that corresponds with the above operating flow rates of interest are determined from above Equation 2.7 as follows:", "negative": "Flow = 327.24 gpm - Flow Range = 0 to 350 gpm (from Appendix 1)"}
{"query": "scram safety definitions", "positive": "A scram is an emergency shutdown of a nuclear reactor, which is initiated when certain safety parameters are exceeded or conditions warrant an immediate response to prevent an accident.", "negative": "The dashboard summarizes the current status of electrical systems across multiple years while tracking performance metrics in a linear fashion."}
{"query": "Reactor Protection System instrumentation", "positive": "Reactor Protection System (RPS) Instrumentation is integral to the safety and automated control of nuclear reactors, ensuring that necessary safety functions can be performed under all operational conditions.", "negative": "TSF-505 changes are incorporated."}
{"query": "nuclear reactor corrosion management", "positive": "The Chemical, Corrosion, and Steam Generator Branch (MCCB) is responsible for overseeing the management of corrosion issues in nuclear reactors to ensure safety and compliance with regulatory standards.", "negative": "The Office of Nuclear Reactor Regulation (NRR) handles various administrative functions, including the review of license renewals and regulatory compliance for operational reactors."}
{"query": "POLCA-T application in boiling water reactor analysis", "positive": "POLCA-T is a best-estimate computer code for three-dimensional analysis of boiling water reactor transients.", "negative": "The application methodology for AOO analysis is presented in Reference 2 and Reference 3."}
{"query": "The analysis of local conditions in COBRA-FLX simulations is critical for understanding heat flux behavior.", "positive": "Local conditions from COBRA-FLX simulations for grid tests are essential for determining critical heat flux characteristics.", "negative": "The complex designs of modern reactors aim to improve efficiency and safety through advanced technology."}
{"query": "What is the COBRA-FLX model used for in nuclear simulations?", "positive": "The COBRA-FLX model is used for simulating local conditions in thermal-hydraulic analyses, which include various critical parameters like heat flux correlations under different operating conditions.", "negative": "Local conditions from COBRA-FLX simulations for grid tests indicate the importance of precise data collection during experimentation."}
{"query": "What are the service conditions for defining allowable stress in nuclear structures?", "positive": "ASME Section III Service Condition for Definition of Allowable Stress specifies that all primary load bearing members must satisfy Level A stress limits.", "negative": "Factor of safety against overturning shall be \u2265 1.1, if applicable."}
{"query": "permissible heat loads in nuclear storage", "positive": "Note that this figure shows the per cell heat load limit for storage.", "negative": "The permissible aggregate heat load may be less than the sum of each individual cell heat load."}
{"query": "After a reactor trip, the letdown flow should be monitored according to the relevant procedures.", "positive": "Following the Safety Injection, Letdown Flow __(1)__ be 0 gpm.", "negative": "Unit 1 is at 100% power."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "Mr. Jason Q. Spaide is the contact person for the LaCrosseSolutions company."}
{"query": "What is the process for appealing a FOIA response from the NRC?", "positive": "You may appeal this final determination within 90 calendar days of the date of this response. If you submit an appeal by mail, address it to the FOIA Officer, U.S. Nuclear Regulatory Commission, Mail Stop T-6 A60M, Washington, D.C. 20555-0001.", "negative": "We are continuing to process your request."}
{"query": "The management of nuclear waste is governed by strict regulatory frameworks that dictate how it should be handled, stored, and disposed of.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) oversees the safe disposal of nuclear waste, ensuring that licensees comply with regulations for waste management and that environmental protection is prioritized.", "negative": "The email discusses various regulatory practices related to communication between NRC and external parties, emphasizing the importance of transparency in regulatory processes."}
{"query": "The P-10 interlock is crucial for managing reactor trips by blocking neutron flux signals during power changes.", "positive": "The LCO requires four channels of Power Range Neutron Flux, P-10 interlock to be OPERABLE in MODE 1 or 2 (two-out-of-four trip logic). The Trip Setpoint is 10% RTP.", "negative": "The Turbine Impulse Pressure, P-13 interlock is actuated when the pressure in the first stage of the high pressure turbine is greater than 10% of the full power pressure."}
{"query": "Quality Assurance Plan in nuclear license applications", "positive": "All analyses were performed according to ACZ's Quality Assurance Plan.", "negative": "This project has been assigned to ACZ's project number, L88949."}
{"query": "The activity of a nuclide is measured in picoCuries per square meter squared (pCi/M\u00b2\u00b2).", "positive": "Activity (pCi/M\u00b2\u00b2) is a critical parameter in assessing the characteristics of a nuclide, reflecting the number of decays per unit time through its yield and energy emission.", "negative": "Errors quoted at 2.000 sigma indicate the statistical significance of the measured data, helping to determine the reliability of the results."}
{"query": "significant hazards consideration", "positive": "An evaluation to determine whether or not a significant hazards consideration is involved with the proposed amendment was completed by focusing on the three standards set forth in 10 CFR 50.92(c), \u201cIssuance of amendment,\u201d as discussed below.", "negative": "Southern Nuclear Operating Company (SNC) is requesting an amendment to Combined License (COL) Nos. NPF-91 and NPF-92 for Vogtle Electric Generating Plant (VEGP) Units 3 and 4, respectively."}
{"query": "The nuclear energy sector must adhere to strict regulatory standards when evaluating seismic risks.", "positive": "The NRC has established requirements for the assessment of site safety and suitability, including the evaluation of potential seismic hazards in order to ensure public safety and the integrity of nuclear facilities.", "negative": "The USGS monitoring network collects data on groundwater levels and quality across the nation, providing essential information for ecological and environmental research."}
{"query": "What is the purpose of Regulatory Guide 1.174 in risk-informed decisions?", "positive": "Regulatory Guide 1.174 provides an approach for using probabilistic risk assessment in risk-informed decisions on plant-specific changes to the licensing basis.", "negative": "The NRC outlines procedures for inspecting and qualifying personnel who perform examinations and tests on nuclear power plants."}
{"query": "station blackout in nuclear regulatory filings", "positive": "SBO or station blackout is a situation in which a nuclear reactor loses all off-site power and the on-site emergency generators are unavailable or inoperable, potentially leading to a loss of cooling and safety systems.", "negative": "I would hate to think that someone, okay, well let's just focus on design basis events and we'll throw in a few extra events here just because it's mentioned."}
{"query": "What are the success criteria for core cooling after a containment failure?", "positive": "Core cooling success following containment failure or venting through non-hard pipe vent paths can be a significant contributor in some PRAs.", "negative": "There are not significant assumptions or impact on the model. Therefore, the impact of Reactor Building (RB) failure on core cooling is not a source of uncertainty for the ANO-2 base PRA and for applications."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves comprehensive safety reviews, which include assessments of the reactor's design, safety systems, and operational plans to ensure compliance with the regulatory framework established by the commission.", "negative": "The operational efficiency of a nuclear reactor is vital for electricity production, as it directly influences the cost of energy and supply reliability."}
{"query": "What is the purpose of an Emergency Action Level (EAL) in nuclear facility operations?", "positive": "The NRC staff has verified that the EAL set is worded in an unambiguous manner that addresses human factors engineering and user-friendliness concerns, is technically complete for each emergency classification level, addresses issues regarding completeness and accuracy raised in Appendix 1 to NUREG-0654, and uses objective and observable values based on site-specific indications.", "negative": "The licensee chose to modify this EAL set by using a site-specific implementation method that uses a modified numbering format and EAL sequence other than that provided in the generic EAL scheme development guidance."}
{"query": "10CFR Part 55 compliance", "positive": "10CFR Part 55 encompasses regulations related to the requirements for licensing operators of production and utilization facilities.", "negative": "The document also provides guidelines on the cognitive levels expected from applicants during the examination process."}
{"query": "What does FONSI mean in the context of nuclear regulatory processes?", "positive": "Accordingly, the NRC has determined that a FONSI is appropriate, and an environmental impact statement is not warranted.", "negative": "The documents identified in the following table are available to interested persons through one or more of the following methods, as indicated."}
{"query": "boric acid solution in nuclear reactors", "positive": "The concentration of boric acid solution in storage is maintained between 4 and 4.4 percent by weight. Periodic manual sampling and corrective action, if necessary, assures that tanks are maintained.", "negative": "A temperature sensor provides temperature measurement of each tank's contents. Temperature indication is provided as well as high and low temperature alarms which are indicated on the main control board."}
{"query": "DNPS site boundary and vicinity", "positive": "The DNPS Site Boundary is delineated in red on the map, providing a clear demarcation of the area under the jurisdiction of the facility.", "negative": "The scale presented in the figure shows distances of miles, ranging from 0 to 2, which assist in understanding the proximity of various geographic features."}
{"query": "Demineralized Water Makeup System", "positive": "The Demineralized Water Makeup (DWM) System is a normally operating plant system that is in scope for license renewal. The DWM System is common to both Units 2 and 3 and consists of pumps, storage tanks, demineralizers, and the necessary control and support equipment.", "negative": "Water is drawn from site wells and placed in the well water storage tank."}
{"query": "The NRC mandates that licensees conduct thorough safety evaluations for their reactors.", "positive": "The Division of Operating Reactor Licensing is responsible for overseeing the regulatory compliance of nuclear power plants in the United States.", "negative": "Ngola Otto's email attachment includes detailed project updates and timelines based on recent revisions."}
{"query": "through-wall stress distribution in PWR pressurizer vessels", "positive": "Through-wall stress distribution at Path P2 for PWR pressurizer vessel bottom head (Westinghouse design)", "negative": "Unit Pressure (1000 psi)"}
{"query": "What is the purpose of a reactor containment structure?", "positive": "The reactor containment structure is designed to prevent the release of radioactive materials into the environment under accident conditions.", "negative": "The annual maintenance schedule ensures that all necessary inspections and repairs are conducted in a timely manner to maintain operational efficiency."}
{"query": "byproduct material disposal authority", "positive": "The authority to establish terms and conditions as the Commission determines necessary to assure that, prior to termination of any license for such byproduct material, or for any activity that results in the production of such material, the licensee shall comply with decontamination, decommissioning, and reclamation standards prescribed by the Commission; and with ownership requirements for such materials and its disposal site;", "negative": "The authority to permit use of the surface or subsurface estates, or both, of the land transferred to the United States or a State/Commonwealth pursuant to paragraph 2.b. in this section in a manner consistent with the provisions of the Uranium Mill Tailings Radiation Control Act of 1978, provided that the Commission determines that such use would not endanger public health, safety, welfare, or the environment."}
{"query": "What is the significance of energy levels in nuclear measurements?", "positive": "Energy levels are critical in nuclear measurements as they help identify specific nuclides by their characteristic gamma photon energies emitted during decay processes.", "negative": "The background uncertainty in measurements can significantly impact the accuracy of the data collected during nuclear safety assessments."}
{"query": "The NRC imposes a safety review to evaluate aging management programs during the extended operation of a nuclear facility.", "positive": "The NRC's safety review is focused on the applicant's programs for managing the effects of aging during the period of extended operation for specified plant structures, systems, and components that the current licensing basis of the plant may not be sufficient to address.", "negative": "A hearing request must clearly demonstrate standing, and at least one contention must be identified that meets the admissibility standards set forth in 10 C.F.R. \u00a7 2.309(f)(1)."}
{"query": "What are severe accident mitigation analyses (SAMAs) in the context of nuclear licensing?", "positive": "10 C.F.R. \u00a7 51.53(c)(3)(ii)(L) excuses Dominion from updating severe accident mitigation analyses (\u201cSAMAs\u201d) prepared in previous licensing and license renewal proceedings.", "negative": "The probability-weighted consequences of atmospheric releases, fallout onto open bodies of water, releases to groundwater, and societal and economic impacts from severe accidents are small for all plants."}
{"query": "What is the significance of occupational exposure in nuclear safety?", "positive": "The approximately 14 percent difference in occupational exposure occurred during 2019-2021 (presented in NUREG-0713, Vol 43) as compared to 2018-2020 (presented in NUREG-0713, Vol 42) for the following reasons: (1) there was an outage with additional Steam Generator and RTD work that was not performed during 2018-2020, and (2) a dry fuel campaign was performed in 2021 and was not performed during 2018-2020.", "negative": "NEPB has documented two reportable inadvertent nonradioactive releases since 2020. A reportable spill occurred in January 2021 when approximately eight gallons of diesel fuel was released due to a hose failure on a pickup truck."}
{"query": "What is the weighted mean activity of nuclides?", "positive": "The weighted mean activity for each nuclide is calculated to provide an average representation of the activity measured. For example, the weighted mean activity of PB-212 is 2.21E-02 pCi/grams.", "negative": "Errors quoted at 2.00sigma indicate the level of uncertainty in the measurements taken."}
{"query": "What are the requirements for an applicant's environmental report for nuclear license renewal?", "positive": "Licensees are required by 10 CFR 51.53(c)(1) to submit with its application a separate document entitled \"Applicant\u2019s Environmental Report\u2014Operating License Renewal Stage.\"", "negative": "The staff also participated in breakout sessions with applicant personnel to gather information that will likely be used in the supplement to the 2021 draft SEIS."}
{"query": "differential pressure for nuclear safety systems", "positive": "DP is the pressure load during accident conditions when the strainers are covered with debris. This is the maximum allowable differential pressure that will not result in interaction ratios (IR) greater than 1.0 for the Cold Case.", "negative": "The allowable compression stress of the stainless steel members is based on the lower allowables from ANSI/AISC N690-1994, \"Specification for the Design, Fabrication, and Erection of Steel Safety Related Structures for Nuclear Facilities\" (Reference 35) as opposed to those provided in the AISC Code."}
{"query": "What are the key components of a reactor protection system?", "positive": "The reactor protection system includes safety-related components that detect abnormal conditions and automatically initiate safety actions to protect the reactor and prevent accidents.", "negative": "The cooling system is designed to maintain optimal temperature within the reactor core and ensure efficient heat removal under normal operating conditions."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process is a systematic approach mandated by the Nuclear Regulatory Commission (NRC) for the approval and oversight of nuclear facilities, ensuring that all safety, environmental, and operational standards are met before a plant can commence operations.", "negative": "The cooling system of a reactor must maintain operational integrity during all phases of plant operation, ensuring that heat is effectively removed from the reactor core to prevent overheating."}
{"query": "What does the New Nuclear Initiative aim to achieve in terms of reactor concepts and community engagement?", "positive": "So we really do want to have more NRC interaction because obviously the more transparency in these discussions that there are, the more you have people being brought along in an iterative conversation.", "negative": "How do we look at customers we might want to bring into our community?"}
{"query": "Level 2 PRA model", "positive": "The requested information is needed in order for the NRC staff to reach a conclusion on the adequacy of the applicant\u2019s Level 2 PRA model for supporting the SAMA evaluation.", "negative": "Define each of the release categories in terms of the characteristics (e.g., timing and magnitude of release) that are used to perform the binning and justify that the binning is reasonable."}
{"query": "The equipment must move in both forward and reverse orientations during the scanning process.", "positive": "Also with Search Unit pointed in opposite direction.", "negative": "- **Search Unit (1)**\n  - Travel (1)\n  - Direction:  \n    <--- Straight Beam Search Unit --->"}
{"query": "The assessment of analysis methods ensures compliance with the regulatory standards for sample evaluation.", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "Samples 485191034 (L1-SUB-PAD-AJGS-005-SB), 485191035 (L1-SUB-PAD-AJGS-003-SB), 485191036 (L1-SUB-PAD-ASGS-013-SB) and 485191039 (L1-SUB-TDS-CJGS-B03-SB) were recounted due to results more negative than the three sigma TPU."}
{"query": "How does grid voltage affect the performance of circulating water pumps?", "positive": "Since the Circulating Water pumps have synchronous motors, the pump and motor run at synchronous speed regardless of the voltages supplied. This will cause the CW pump to maintain a constant flow even when supply voltage is reduced.", "negative": "The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "What is the purpose of instrumentation in nuclear reactors?", "positive": "INSTRUMENTATION RADIATION MONITORING INSTRUMENTATION is designed to detect and measure radiation levels in and around the reactor environment, ensuring safety and compliance with regulatory standards.", "negative": "The page is intentionally left blank to maintain the formatting of the manual."}
{"query": "The NRC mandates that licensees must provide a detailed analysis of protective measures during emergency situations.", "positive": "The NRC requires licensees to analyze emergency zones and implement protective actions as necessary to ensure public safety in the event of an incident.", "negative": "The implementation of response strategies is crucial for effective management of resources and allocation of personnel during routine operations."}
{"query": "post-accident sampling drills", "positive": "Post-accident sampling drills are conducted annually. These drills address capabilities including analysis of liquid and containment atmosphere samples with simulated elevated radiation levels. This criterion is not applicable if the NPP unit(s) does (do) not have licensing basis requirements for post-accident sampling.", "negative": "Ingestion pathway and post-plume phase drills are conducted biennially. These drills involve sample plan development, analysis of lab results from samples, assessment of the impact on food and agricultural products, protective decisions for relocation, and food/crop embargos."}
{"query": "isotope concentration", "positive": "| Isotope | Concentration (Microcuries/gram) |\n|---------|---------------------------------|\n| I-131   | 9.7 x 10\u00b3                       |\n| I-132   | 2.9 x 10\u00b3                       |\n| I-133   | 1.3 x 10\u2077                       |\n| I-134   | 5.8 x 10\u2079                       |\n| I-135   | 5.8 x 10\u00b3                       |", "negative": "The regulatory filing process for nuclear power plants involves detailed reviews and assessments of safety protocols and operational procedures."}
{"query": "What is the significance of reactor trip in nuclear safety analysis?", "positive": "However, these functions are not credited in the analysis. No single active failure will prevent operation of the reactor protection system.", "negative": "The specific results for operation with digital feedwater control system are not presented since the detailed results and conclusions presented for operation with the analog feedwater control system are considered valid for operation with the digital feedwater control system."}
{"query": "What is the impact of a Power Range Monitor (PRM) failure in reactor operations?", "positive": "NOTE Control rod withdrawal may NOT be possible if a PRM has failed high due to the 103% Rod Withdrawal Stop (C-2) until PRM is defeated. (Annunciator window 83-A).", "negative": "The event description outlines the sequence of actions an operator takes when verifying control rod positions and checking system levels."}
{"query": "Americium-241 concentration", "positive": "Americium-241 is measured in the report with a result of 0.0538 pCi/g under the qualifier U, indicating that the measurement has been verified.", "negative": "The LaCUBR Site Restoration Project aims to restore the site using various methodologies and approaches to ensure compliance with regulations."}
{"query": "uncertainty and setpoint calculation", "positive": "In order to change from an uncertainty calculation to an uncertainty and setpoint calculation, add the evaluation of the setpoint and Allowable Value, which was previously performed in calculation 19-AN-19.", "negative": "Entire calculation has been reformatted and reprinted. Revision bars are shown for content changes only, not for format changes or typographical corrections."}
{"query": "The evaluation of compliance with the Technical Specifications is essential for operational safety.", "positive": "Perform Technical Specification Evaluation and LCO Tracking for Inoperable Turbine Bypass Valves.", "negative": "All computer access must be monitored by an examiner or proctor to ensure access remains limited to official plant databases and documents (no personal study notes, email, etc.)."}
{"query": "What is meant by passive electrical components in nuclear licensing?", "positive": "Following the identification of the electrical commodities, the criterion of 10 CFR 54.21(a)(1)(i) was applied to identify commodities that perform their functions without moving parts or without a change in configuration or properties (referred to as 'passive' components).", "negative": "Components and commodities which support or interface with electrical components and commodities (for example, cable trays, conduits, instrument racks, panels and enclosures) are evaluated as structural components."}
{"query": "The NRC evaluates license amendment requests by analyzing relevant technical specifications and regulations.", "positive": "The proposed LARs (Agencywide Documents and Access Management System (ADAMS) Accession No. ML23159A249 and ML23159A253) requested to modify the Quad Cities technical specifications (TSs) to permit the use of risk-informed completion times (RICTs) in accordance with Technical Specifications Task Force (TSTF)-505, Revision 2, 'Provide Risk-Informed Extended Completion Times - RITSTF Initiative 4b' (ML18183A493).", "negative": "An audit is conducted to gain understanding, to verify information, and to identify information that will require docketing to support the basis of a licensing or regulatory decision."}
{"query": "What accommodations does the NRC provide for individuals with disabilities in meetings?", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "The policy statement may be found on the NRC website: http://www.nrc.gov/reading-rm/doc-collections/commission/policy/67fr36920.html"}
{"query": "What are the conditions evaluated for PWR small-break LOCA scenarios?", "positive": "Experiments and Void Correlation for PWR Small-Break LOCA Conditions\u201d, Transactions of American Nuclear Society, Vol. 17, Nov. 1973, pp. 369-370.", "negative": "Heat Transmission, McGraw-Hill 3rd edition, 1954, p. 172."}
{"query": "In comparing the economic viability of nuclear plants, higher burnup fuel cycles can lead to cost reductions over time.", "positive": "If you compare an 18-month cycle to a 24-month cycle, it goes up. And if you compare a 24-month cycle with current burnup to a 24-month cycle with a higher burnup, costs go down.", "negative": "They do have a couple reports on that."}
{"query": "The NRC mandates that licensees monitor the degradation of components such as valves over time to ensure system integrity.", "positive": "Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24)", "negative": "Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19)"}
{"query": "The outreach efforts must balance public engagement with maintaining the integrity of the NRC's regulatory processes.", "positive": "OGC is concerned that continuing outreach activities can cause confusion in the minds of the public with respect to the NRC\u2019s decision making process\u2014informal outreach versus formal staff review and adjudication\u2014and create false expectations in regard to the public\u2019s ability to influence agency decisions through informal means.", "negative": "The Commission determined that a hearing was called for in the public interest; it is not explicitly addressed in the NWPA."}
{"query": "FSAR update requirements", "positive": "The NPUF LR Rule added new 10 CFR 50.71(e)(4)(ii), which states, in part, that NPUF licensees shall file an FSAR update no more than 5 years from the date of the submittal of the updated FSAR required by 10 CFR 50.71(e)(3)(iv) or 'by order.'", "negative": "In accordance with 10 CFR 2.202, a licensee must, and any other person adversely affected by this Order may, submit a written answer to this Order under oath or affirmation within 20 days of its publication in the Federal Register."}
{"query": "NRC safety culture policy", "positive": "The NRC's Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "In accordance with 10 CFR 2.390 of the NRC\u2019s \u201cAgency Rules of Practice and Procedure,\u201d a copy of this letter and its enclosure will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s document system (ADAMS)."}
{"query": "The Technical Specifications, as updated, must be followed precisely by the licensee to ensure safety and compliance.", "positive": "The Technical Specifications contained in Appendix A, as revised through Amendment No. 252, are hereby incorporated in the renewed license. Southern Nuclear shall operate the facility in accordance with the Technical Specifications.", "negative": "This license amendment is effective as of its date of issuance and shall be implemented within 90 days of issuance."}
{"query": "What is the function of the pressurizer water level channels in reactor safety?", "positive": "Three pressurizer water level channels are used for high pressurizer water level reactor trip. Isolated signals from these channels are processed with a median select algorithm and then used by the operator's PC for pressurizer water level control.", "negative": "The basic function of the reactor protection circuits associated with low-low steam generator water level is to preserve the steam generator heat sink for removal of long-term residual heat."}
{"query": "What are the types of systems used for radiological monitoring?", "positive": "General Radioisotopes Products, Inc. has developed various models for radiological monitoring including the GTC-100, GTC-200, and GTC-300, which are designed to meet the needs of different monitoring applications.", "negative": "General Electric Medical Systems (GE Healthcare) manufactures a variety of medical imaging devices, one of the most notable being the GE Discovery 610, which is used extensively in healthcare settings."}
{"query": "Nuclear facilities are required to adhere to stringent safety regulations which include detailed technical analyses.", "positive": "The NRC mandates that all reactor designs undergo a thorough licensing process to ensure that they meet safety and operational standards.", "negative": "Maintaining proper ventilation in a building is essential for indoor air quality, which involves the circulation of fresh air."}
{"query": "The NRC assesses the measurements and uncertainties of various radiation energies in relation to their environmental impact.", "positive": "The energy levels and their corresponding uncertainties are critical for determining the radiation characteristics in regulatory assessments.", "negative": "The tabular data includes various figures representing energy measurements, yet the primary focus remains on ensuring technological advancements."}
{"query": "What is the function of the Process Vent Gas Monitor in nuclear safety?", "positive": "This channel takes the continuous process vent sample, after it has passed through the particulate filter paper, and draws them through a sealed system to the process vent gas monitor assembly.", "negative": "The counting rates of limiting isotopes for each channel, except the letdown monitors, are shown in Table 11.4-2."}
{"query": "average enrichment of fuel assemblies", "positive": "| Initial Assembly       | Avg. Enrichment wt % 235U (E) |       CE        |       WE        |       WE        |       B&W       |       CE        |       WE        |       B&W       |", "negative": "The maintenance of cooling water systems is crucial for reactor safety and prevents overheating."}
{"query": "The NRC concludes that the findings indicate no substantial harm to environmental conditions.", "positive": "Accordingly, the NRC has determined that a FONSI is appropriate, and an environmental impact statement is not warranted.", "negative": "The documents identified in the following table are available to interested persons through one or more of the following methods, as indicated."}
{"query": "The emergency response procedure dictates immediate actions upon detecting a loss of one of the reactor's critical systems.", "positive": "In accordance with S2.OP.AB.RHR-0001, which ONE of the following completes the statement below?", "negative": "Unit 2 is in MODE 4"}
{"query": "The measurement of radiation dose at specific locations is crucial for safety assessment in nuclear facilities.", "positive": "**Dose Locations:**  **Location 1:**  Control Room Filter  4  0  0  1  2  0.0000E+00  0.0000E+00  7.2000E+02  0.0000E+00  1  4  0.0000E+00  1.0000E+00  2.4000E+01  6.0000E-01  9.6000E+01  4.0000E-01  7.2000E+02  0.0000E+00", "negative": "**Pathway 3:**  0  0  0  0  1  2  0.0000E+00  9.5750E+03  0.0000E+00  0.0000E+00  0.0000E+00  7.2000E+02  0.0000E+00  0.0000E+00  0.0000E+00  0.0000E+00"}
{"query": "vessel original locking devices", "positive": "40 \u2013 60 Methods and Conditions: For the VT-3 inspections of the specified item B4 VV original locking device types, the relevant condition looks for evidence of: (1) damage or wear in the U-cover, (2) misalignment of the pressure plate with the jack-screw, or spring retainer, (3) damage to the pressure plate or spring retainer, or (4) jack-screw out of design configuration. Additionally, evidence that the VV is not symmetrical with the mounting ring or that the jack-screw thread extensions from the lower retaining ring threaded flange are unequal.", "negative": "40 \u2013 60 Expansion Components: None."}
{"query": "What are the safety implications of aircraft impact on nuclear plants?", "positive": "Aircraft Impact is defined as an aircraft (either a portion of (e.g., missile) or the entire aircraft) that collides either directly or indirectly (i.e., skidding impact with one or more structures, systems, or components (SSCs) at or in the plant's analyzed area causing functional failure.", "negative": "An updated aircraft impact evaluation is documented in UFSAR Section 3.5.6."}
{"query": "What is the significance of uranium supply in nuclear energy generation?", "positive": "However, because the project has potential to provide a domestic source of uranium that will eventually be used in nuclear reactors to generate electricity, it will have a public benefit.", "negative": "The following sections describe the benefits and costs of the project for members of the local communities, local governments, and the State of New Mexico."}
{"query": "The NRC assessed the implications of water extraction on the local aquifer's health during the license renewal process.", "positive": "The NRC recognized that nuclear power plants are not the large-volume groundwater users that would be a leading driver for saltwater intrusion in the plant's locale.", "negative": "The analysis revealed an improvement in the water quality of the Illinois Waterway over the past decades, although it still faces contamination from various environmental sources."}
{"query": "The measurement of radiation dose at specific locations can significantly affect the safety analysis for nuclear facilities.", "positive": "The dose at Location 1: EAB3 includes values such as 6.1800E-04 and others, which are crucial for assessing the radiological impact on personnel.", "negative": "The control room maintains critical operational parameters to ensure the plant runs smoothly and efficiently, independent of dosimetry measurements."}
{"query": "cadmium neutron capture cross-section", "positive": "The accuracy of the cadmium cross-section behavior as a function of neutron energy has been well known and published since 1955.", "negative": "Table 6.13 presents the results of the GEMER calculated eigenvalues for 14 of the critical benchmarks and limiting condition cases for the NPC single package and package arrays - with and without cadmium."}
{"query": "What is the role of safety systems in nuclear regulatory compliance?", "positive": "Safety systems are critical for ensuring the protection of the public and the environment, and they must be adequately designed, implemented, and maintained under regulatory requirements.", "negative": "The meeting was originally scheduled for a different room, and there was an issue when I attempted to change the location."}
{"query": "What is the significance of nitrate ACL in groundwater monitoring for nuclear facilities?", "positive": "Nitrate ACL = 9.2 mg/L", "negative": "The table shows nitrate levels measured in well samples over several years."}
{"query": "The evaluation of stress in welds is critical for ensuring structural integrity under operational loads.", "positive": "For the primary stress evaluation, the original calculated stress is 6.48 ksi in the fillet weld, which is less than the allowable stress value of 13.98 ksi for the Alloy 600 material.", "negative": "The calculated primary membrane-plus-bending stress intensity is, therefore:\n\nPt+Pb = (18.31)(3.318/3.182)(0.1227/0.1131)\u00b2\n= 22.5 ksi < 34.9 ksi = 1.5 Sm"}
{"query": "What is the purpose of auditing the probabilistic risk assessment in nuclear licensing?", "positive": "The NRC staff will audit the PRA methods that the licensee would use to determine the risk impact from which the revised completion times would be obtained, including the licensee\u2019s assessments of internal events (including internal flooding), fire, and seismic PRAs.", "negative": "The NRC staff will request information and an audit meeting(s) throughout the audit period."}
{"query": "criticality safety evaluation for nuclear transport", "positive": "Recommendations for Preparing the Criticality Safety Evaluation of Transportation Packages, NUREG/CR-5661, ORNL/TM-11936, H.R. Dyer, C.V. Parks, April 1997.", "negative": "MCNP4C / MCNPDATA \u2013 A General Monte Carlo N-Particle Transport Code System, CCC-200, Radiation Shielding Information Center, Oak Ridge National Laboratory, July 2000."}
{"query": "What is the role of probabilistic risk assessment in nuclear safety evaluations?", "positive": "So that's essentially how we had addressed that item. There were no changes to the rule text itself.", "negative": "Okay. So subpart D, it has the requirements for siting."}
{"query": "mass flow rate in nuclear reactors", "positive": "CORE INLET AND OUTLET MASS FLOW RATE DURING BLOWDOWN (CD = 0.6, LOW TAVG, MIN SI, 8.5 FT POWER SHAPE, NON-IFBA)", "negative": "The emergency response plan outlines the procedures to be followed in the event of an unforeseen incident at the facility."}
{"query": "The NRC mandates that licensees submit safety analyses to demonstrate compliance with regulatory requirements.", "positive": "Licensees must submit detailed safety evaluations as part of the licensing process to ensure compliance with the NRC's safety standards.", "negative": "Periodic inspections are conducted to verify the operational status of equipment and assess compliance with established guidelines."}
{"query": "What are the potential alternative development sites for the Dresden Nuclear Power Station?", "positive": "The potential alternative development site indicated in the legend of Figure 7.2-1 includes a yellow area covering 103 acres.", "negative": "The site boundary is marked in red, which denotes the limit of the Dresden Nuclear Power Station's operational area."}
{"query": "nuclide library", "positive": "Nuclide Library Used: C:\\Canberra\\Apex\\Root\\Dairylend_NPPLibrary\\HOTLAB.NLB", "negative": "Energy Tolerance: 1.000 keV"}
{"query": "license amendment request", "positive": "By letter dated December 8, 2020 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML20343A243), Dominion Energy Nuclear Connecticut, Inc. (the licensee) submitted a license amendment request for the Millstone Power Station, Unit No. 3 (MPS3).", "negative": "The NRC staff has reviewed your application, as supplemented, and concluded that it does provide technical information in sufficient detail to enable the NRC staff to complete its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment."}
{"query": "license renewal application", "positive": "If you wish to continue your licensed program, you should prepare and submit a renewal application on NRC Form 313 (enclosed), following regulations in 10 CFR and licensing guidance NUREG 1556, 'Consolidated Guidance About Materials Licenses.'", "negative": "If you do not wish to renew your license, you must dispose of or transfer all licensed radioactive material in your possession in accordance with 10 CFR 30, 40 and 70."}
{"query": "To maintain reactor stability, designers must ensure that any disturbances in power output do not lead to an increase in fluctuations.", "positive": "The NRC staff conducted its review considering Natrium PDC 12, \"Suppression of reactor power oscillations,\" states: The reactor core; associated structures; and associated coolant, control, and protection systems shall be designed to ensure that power oscillations that can result in conditions exceeding specified acceptable system radionuclide release design limits are not possible or can be reliably detected and suppressed.", "negative": "Though applicable to boiling water reactors (BWRs), the NRC staff considered aspects of chapter 15.9, \"Boiling Water Reactor Stability,\" of NUREG-0800, \"Standard Review Plan [SRP] for the Review of Safety Analysis Reports for Nuclear Power Plants,\" dated March 28, 2007 (ML007550017), relevant to a reactor cooled with single-phase liquid sodium."}
{"query": "The threshold for peak localization during gamma spectrum analysis is set at 3.00.", "positive": "**Peak Locate Threshold:** 3.00", "negative": "**Sample Taken On:** 8/23/2019 8:20:00 AM"}
{"query": "What is the significance of Minimum Detectable Concentration in nuclear analysis?", "positive": "MDC: Minimum Detectable Concentration is defined as the smallest concentration of a substance that can be reliably detected but not necessarily quantified, which is crucial in ensuring regulatory compliance and safety evaluations.", "negative": "The address for LaCrosseSolutions is S4601 State Hwy 35, Genoa, Wisconsin 54632, which provides a location for the company conducting the analysis."}
{"query": "What are the critical steps identified in a Job Performance Measure (JPM)?", "positive": "Critical steps meet the criteria for critical steps and are identified with an asterisk (*).", "negative": "Verify performance time is accurate."}
{"query": "nuclear licensing review process", "positive": "The Nuclear Regulatory Commission (NRC) reviews applications for nuclear licenses through a systematic process that includes technical assessments, public comment opportunities, and considerations of safety and environmental impacts.", "negative": "The carbon-14 analysis showed a result of -0.010 with an uncertainty of +/-1.77, which indicates the sensitivity and accuracy of the testing method used."}
{"query": "What is the analytical procedure for Pu-238 analysis?", "positive": "**Analytical Procedure:** GL-RAD-A-011 REV# 27", "negative": "The samples in this SDG were analyzed on a \"dry weight\" basis."}
{"query": "What are the key references related to the high temperature oxidation of Zircaloy?", "positive": "\u201cThe High Temperature Oxidation of Zircaloy in Water,\u201d W. A. Bostrum, WAPD-104 (March 1954)", "negative": "The voting record includes a signed note from each of the four Commissioners. In each case the opening sentence is: \u201cI approve \u2026\u201d}"}
{"query": "What is the role of subject matter experts in nuclear environmental audits?", "positive": "Constellation staff and contractors who are subject matter experts in the disciplines identified on the environmental audit needs list should be available for interviews and tours.", "negative": "An audit summary report will be issued by the NRC staff within 90 days from the end of the environmental audit."}
{"query": "The NRC stipulates requirements for the processing and management of containment spray water, ensuring that safety measures are properly implemented during operation.", "positive": "No automatic switchover to the containment sump for containment spray. It is manually aligned to be supplied from RHR.", "negative": "Not applicable to DCPP, no emergency AC units. Randomly selected AA1.05 (IR 3.3)"}
{"query": "What is the population change in the regions surrounding nuclear plants?", "positive": "The total population in the region of influence increased from 564,115 in 2000 to 696,149 in 2020, reflecting a growth of 21.5%.", "negative": "The NRC mandates that all licensees must submit a report demonstrating compliance with safety regulations."}
{"query": "What is the RCIC system isolation?", "positive": "Reactor Core Isolation Cooling (RCIC) is a system designed to provide cooling to the reactor core and is crucial for maintaining safety during transient accidents.", "negative": "These Functions are not assumed in any UFSAR transient or accident analysis, since bounding analyses are performed for large breaks such as recirculation or MSL breaks."}
{"query": "What actions are required when two offsite circuits are inoperable?", "positive": "C.1 Declare required feature(s) inoperable when the redundant required feature(s) are inoperable.", "negative": "E.1 Restore one required DG to OPERABLE status."}
{"query": "What is a Risk Informed Completion Time (RICT) program in nuclear regulations?", "positive": "Fermi 2 TS 5.6.9 Risk Informed Completion Time (RICT) Program Upgrade Report corresponds to TSTF-591 5.5.17 Risk Informed Completion Time Program and 5.6.6 Risk Informed Completion Time (RICT) Program Upgrade Report respectively.", "negative": "DTE has evaluated the proposed changes to the TS using the criteria in 10 CFR 50.92 and has determined that the proposed changes do not involve a significant hazards consideration."}
{"query": "What regulations govern the classification and storage of radioactive waste?", "positive": "The inspectors reviewed documentation and records of facility activities and observed posting and labeling of storage areas and containers to verify compliance with the requirements of 10 CFR 61.55 and the license application.", "negative": "The inspectors conducted walkdowns and observations and reviewed records of on-site airborne effluent scrubbers and filters to verify compliance with the license application."}
{"query": "What are the proposed changes to the emergency plan at PSL?", "positive": "The PSL emergency plan is being converted into the proposed NextEra Common Emergency Plan and PSL Emergency Plan Annex, which are based primarily on the NUREG-0654/FEMA-REP-1, Revision 2 guidance.", "negative": "NextEra will make program wide improvements by standardization of response organizations, duties and responsibilities, processes, procedures, and training."}
{"query": "What is an ISFSI in the context of nuclear licensing?", "positive": "The BFN site has adequate space onsite to accommodate the construction of an additional ISFSI pad if necessary.", "negative": "The Alabama Coastal Area Management Program as part of the Coastal Zone Management Program (CZMP) enforces policies on coastal lands and waters in the continuous 10-foot contour seaward in Baldwin and Mobile counties (ADEM 2023)."}
{"query": "steam generator tube rupture", "positive": "Figure 15-230 illustrates the thermal response of a steam generator tube rupture scenario, displaying the coolant temperature over time following such an incident.", "negative": "The cooling system operates efficiently to maintain reactor temperature within the designated safety limits under normal operating conditions."}
{"query": "What is the significance of MDA in nuclear measurements?", "positive": "MDA value not calculated", "negative": "CAUTION: MDA value is inconsistent with Currie MDA at 95% confidence level."}
{"query": "debris transport in nuclear pools", "positive": "For PBN1, Figure 3.e.1-6 shows that the turbulence (yellow regions) and the velocity (red regions) in the pool (blue regions) generated by the break flow are not high enough to transport the generic small debris present in the pool to the sump strainers during recirculation. Therefore, the transport for small debris blown to lower containment is 0% for PBN1.", "negative": "The regulatory process requires comprehensive documentation of the safety analysis and all assumptions made during the assessment to ensure compliance with NRC guidelines."}
{"query": "During FLECHT Run 8874, the test bundle experienced unexpected chemical reactions leading to excessive oxidation.", "positive": "The section of the test bundle from FLECHT Run 8874 that incurred runaway oxidation was critically evaluated to understand the implications on fuel performance.", "negative": "The reactor's cooling system operates by circulating water through the core to maintain optimal temperature and pressure during operation."}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX critical heat flux correlation provides a means for predicting the conditions under which critical heat flux occurs in nuclear reactors, which is essential for ensuring safe and efficient reactor operation.", "negative": "Table B-3 includes local conditions from COBRA-FLX simulations, detailing various grid test parameters and outcomes."}
{"query": "What is the significance of land use and land cover changes in nuclear regulatory filings?", "positive": "The NRC evaluates land use and land cover change to assess their potential impacts on environmental resources during the licensing process.", "negative": "Climate models are often utilized to predict future weather patterns and their potential effects on regional ecosystems."}
{"query": "micrograms per liter", "positive": "\u00b5g/L refers to micrograms per liter, a unit of measurement commonly used to quantify concentrations of contaminants in water and other substances.", "negative": "The wastewater treatment plant (WWTP) processes sewage and wastewater to remove contaminants before releasing it back into the environment."}
{"query": "The NRC mandates the presentation of electrical lineups related to Loss of Offsite Power and Loss of Coolant Accident conditions.", "positive": "Electrical lineups for following:  <br> a. LCO 3.8.9, Condition A & concurrent loss of offsite power (LOOP) & loss-of-coolant accident (LOCA).  <br> b. LCO 3.8.9, Condition C & concurrent LOOP & LOCA.", "negative": "High-level discussion of the fault tree(s) and/or event tree(s) for electrical sources associated with Technical Specification (TS) LCOs 3.8.1, Condition D; and 3.8.4, Condition B."}
{"query": "Actions must be taken to manage the power range monitor's status during a failure scenario.", "positive": "1. **PLACE** control rods in MANUAL.", "negative": "3. **CHECK** S/G levels NORMAL."}
{"query": "radiological environmental monitoring", "positive": "Will expected climatological changes affect the level of radiological environmental monitoring for the site?", "negative": "Will expected climatological changes affect any health impacts from noise associated with plant operations?"}
{"query": "What is the role of a pre-decisional enforcement conference in nuclear regulatory processes?", "positive": "If a PEC is held, it will be open for public observation and the NRC will issue a press release to announce the time and date of the conference.", "negative": "The final decision will be based on you confirming on the license docket that the corrective actions previously described to the NRC staff have been or are being taken."}
{"query": "The final compression pressure in the upper compartment is influenced by the amount of energy released during blowdown events.", "positive": "The sensitivity of the upper compartment compression pressure peak versus the amount of energy released is shown in Figure 6-7.", "negative": "Figure 6-16 gives some insight as to the very large capacity for energy absorption of the ice condenser, as obtained from test results."}
{"query": "The NRC's protocols established for managing unexpected findings of human artifacts are critical in preserving cultural resources.", "positive": "The development of treatment protocols for the unexpected discovery of human remains will be initiated as necessary within the framework of 36 CFR \u00a7 800.11, the Native American Graves Protection and Repatriation Act, and applicable New Mexico and Navajo Nation regulations regarding treatment of unmarked burials and protection of human remains.", "negative": "If you have any questions concerning this subject, please contact Mr. Robert Carlson of my staff at (301) 415-8165."}
{"query": "The NRC assesses the impact of neutron flux on the integrity of reactor components.", "positive": "Loss of fracture toughness due to neutron irradiation embrittlement is a key aging effect for steel reactor vessel components.", "negative": "Not applicable. DCPP is a Westinghouse plant, not a Babcock & Wilcox plant."}
{"query": "What is the purpose of a radiation survey meter in a radiation safety program?", "positive": "We will either possess and use, or have access to and use, a radiation survey meter that meets the criteria in the section titled, \u201cRadiation Safety Program\u2014Radiation Monitoring Instruments\u201d in NUREG\u20131556, Vol. 1, Rev. 2, \u201cConsolidated Guidance About Materials Licenses: Program-Specific Guidance About Portable Gauge Licenses,\u201d in the event of an incident.", "negative": "Physical inventories will be conducted every 6 months or at other intervals approved by the NRC to account for all sealed sources and devices received and possessed under the license."}
{"query": "The NRC mandates that operators ensure proper function of the RCIC system during specific operational conditions.", "positive": "The Reactor Core Isolation Cooling (RCIC) system is designed to provide adequate core cooling during a loss of coolant accident by injecting water into the reactor pressure vessel.", "negative": "The Event Trigger 22 specifies a condition where a parameter must be less than 95 to activate the corresponding command."}
{"query": "Westinghouse is seeking to protect certain proprietary information from public disclosure following the procedures outlined in 10 CFR 2.390.", "positive": "I am requesting the proprietary portions of WCAP-12306 Revision 4 be withheld from public disclosure under 10 CFR 2.390.", "negative": "I, Camille Zozula, Manager, Regulatory Compliance and Corporate Licensing, have been specifically delegated and authorized to apply for withholding and execute this Affidavit on behalf of Westinghouse Electric Company LLC (Westinghouse)."}
{"query": "What is the role of bolting integrity in nuclear safety?", "positive": "The last bullet states: \u201ca representative sample of bolt heads and threads is inspected up to a maximum of 25 bolts for each material and environment combination.\u201d", "negative": "On page 3-603, the last paragraph states: \u201c(2) Cracking due to expansion and reaction with aggregates could occur in inaccessible concrete.\u201d"}
{"query": "The NRC mandates that licensees assess potential risks associated with the maintenance of nuclear facilities.", "positive": "The safety evaluation report provides an extensive analysis of the proposed technical specifications changes for the operating units, ensuring compliance with safety regulations.", "negative": "The reactor's containment structure is designed to withstand extreme pressure changes that may occur during operational scenarios."}
{"query": "What are the results for the activity of various nuclides?", "positive": "The activity (pCi/grams) for I-131 shows -3.61E-01, for CS-134 it is -2.02E-02, and for CE-144 it is -4.28E+00.", "negative": "The energy levels of nuclides like I-131 and CS-137 vary significantly, with I-131 at 284.30 keV and CS-137 at 661.65 keV."}
{"query": "To ensure the effective operation of emergency systems, it is crucial for operators to continuously monitor the status of diesel generators and associated ventilation mechanisms.", "positive": "(RAI 8a) Revise procedures to direct the operator monitoring a running diesel generator to ensure that the ventilation system is running or take action to open doors or use portable fans.", "negative": "Replace a supply fan with a different design in service water pump room."}
{"query": "What are the components of the feedwater control system in a nuclear reactor?", "positive": "Figure 7-35 illustrates the functional diagrams of the DAP & DBP Feedwater Control System, including elements such as Feedwater Flow Control Valves and Feater Pumps.", "negative": "Quality Assurance requirements apply, and the authority to deviate from these must be documented."}
{"query": "What are the license numbers for the Joseph M. Farley Nuclear Plant?", "positive": "License Nos. NPF-2 & NPF-8", "negative": "Mr. G. R. Peterson is the Vice President at the Duke Energy Corporation."}
{"query": "The highest recorded temperature at Fredericksburg was 107\u00b0F.", "positive": "Maximum Temperature refers to the highest temperature recorded in a specific location, with Fredericksburg experiencing a remarkable 107\u00b0F.", "negative": "The fastest observed mile wind speed in Richmond reached 68 mph."}
{"query": "What are the requirements for the Automatic Depressurization System (ADS) initiation?", "positive": "In this situation (loss of automatic initiation capability), the 96 hour or 8 day allowance, as applicable, of Required Action G.2 is not appropriate, and all ADS valves must be declared inoperable within 1 hour after discovery of loss of ADS initiation capability in both trip systems.", "negative": "In this situation, the Completion Time is intended to allow the operator time to evaluate and repair any discovered inoperabilities."}
{"query": "What is the significance of wind speed observations in nuclear safety assessments?", "positive": "Total Observations: 15600 - Speed (m/s): 0.00-<0.05: 0.004, 0.05-<1.50: 0.202, 1.50-<3.00: 0.111, 3.00-<5.00: 0.077, 5.00-<8.00: 0.009, \u22658.00: 0.000", "negative": "The equipment used for monitoring must comply with standards set forth by the regulatory authority to ensure the integrity of the data collected."}
{"query": "nuclear gamma calibrators", "positive": "The 492 Gamma Calibrators are designed for precise calibration of radiation detection equipment used in nuclear applications.", "negative": "The GAMMACELL 220 Excel is a high-performance gamma irradiator, primarily used in research and development for sterilization and calibration."}
{"query": "The NRC mandates that licensee programs must adhere to environmental monitoring standards to ensure safety.", "positive": "The Environmental and Personal Radiological Monitoring and Protection Program SOP outlines the procedures for monitoring radiological exposure and ensuring compliance with regulatory standards.", "negative": "Management will assess the performance of all staff members on a semi-annual basis to identify training needs and areas for improvement."}
{"query": "What are the requirements for the inspection of the reactor coolant system boundary?", "positive": "The inspectors verified that the reactor coolant system boundary, reactor vessel internals, risk-significant piping system boundaries, and containment boundary are appropriately monitored for degradation and that repairs and replacements were appropriately fabricated, examined, and accepted by reviewing the following activities in Unit 2 during refueling outage A2R24 from October 7, 2024, to October 16, 2024.", "negative": "The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas: Fire Zone 1.3-2; Unit 2 containment 426' elevation, containment upper area during the week ending October 12, 2024."}
{"query": "SRO justification for operator questions", "positive": "Does the question require one or more of the following: knowledge of administrative procedures that specify hierarchy, implementation, and/or coordination of plant normal, abnormal, and emergency procedures (when SRO approval required)?", "negative": "Yes \u2192 RO question."}
{"query": "The NRC's evaluation of the FLECHT tests highlights significant deviations in heat transfer coefficients that were overlooked during the data interpretation process.", "positive": "NRC\u2019s technical evaluation does not say that the 'anomaly,' regarding heat transfer coefficients, was definitely attributed to the data reduction process. NRC\u2019s technical evaluation states that 'some of the anomaly [lower 'measured' heat transfer coefficients] can probably be explained due to a deficiency in the data reduction process.'", "negative": "The heater rod failures were apparently caused by localized temperatures in excess of 2500\u00b0F\u2014i.e., they were not caused by temperatures in the range of 2200 to 2300\u00b0F."}
{"query": "What is the role of primary containment isolation instrumentation in nuclear reactors?", "positive": "The primary containment isolation instrumentation for each function in Table 3.3.6.1-1 shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each channel."}
{"query": "What is the significance of radioactive decay in safety calculations?", "positive": "Radioactive Decay is enabled", "negative": "Total number of pathways = 13"}
{"query": "The NRC mandates that all modification of ITAAC must be communicated properly through appropriate notifications.", "positive": "Currently, the ITAAC Notification Review Status for several submissions has been marked as 'Sufficient Information', indicating that the submissions meet the necessary regulatory requirements for review.", "negative": "The NRC has established a comprehensive strategy for overseeing the safe operation of nuclear facilities that includes regular inspections and oversight."}
{"query": "valve program plan", "positive": "The Valve Program Plan is designed to ensure that all safety-related valves are properly maintained and tested according to regulatory requirements to ensure operational safety.", "negative": "The testing of the system occurs routinely, ensuring that all parameters are within acceptable limits during normal operations."}
{"query": "The licensing process for nuclear facilities involves rigorous scrutiny by regulatory bodies.", "positive": "Each applicant for a nuclear power plant license must submit a comprehensive set of documents that demonstrate compliance with NRC regulations and safety standards.", "negative": "The heat exchanger is crucial for maintaining optimal temperature control in the reactor core."}
{"query": "The NRC reviews the impact of thermal aging on material properties for the components within the reactor systems.", "positive": "Loss of fracture toughness due to thermal aging embrittlement", "negative": "Cracking due to SCC; cyclic loading"}
{"query": "affected environment near nuclear facilities", "positive": "Figure 3.1-4 presents the major population centers near the HCS, including Horizon Center Site, Oak Ridge, and Oliver Springs, as well as the Oliver Springs Inc Airport.", "negative": "The USGS National Hydrology Dataset (NHD) includes various waterbody classifications and demographic information for municipalities."}
{"query": "The NRC distinguishes between extravasation and infiltration in the context of nuclear medicine procedures.", "positive": "The petitioner fails to make an important distinction in the terminology where \u201cextravasation\u201d is inappropriately considered synonymous with \u201cinfiltration\u201d.", "negative": "The nursing societies have developed national guidance documents for the management of extravasations."}
{"query": "What is the scaling methodology used for in nuclear safety analysis?", "positive": "This report has been prepared to document the methodology for development of scaling analyses to be used for testing that supports the assessment base of the KP-FHR evaluation model.", "negative": "The KP-FHR is a U.S. developed Generation IV advanced reactor technology."}
{"query": "exempt distribution license", "positive": "CK Worldwide, Incorporated has submitted a request for the renewal of their exempt distribution license, which allows for the distribution of certain radioactive materials without the need for a full licensing process.", "negative": "The table of key personnel includes individuals responsible for overseeing various aspects of the licensing and compliance process, ensuring that the operations meet regulatory standards."}
{"query": "Quality Assurance Program in nuclear licensing", "positive": "The Quality Assurance Program (QAP) is essential for ensuring that all processes and procedures meet the regulatory requirements for nuclear safety and operational reliability.", "negative": "The financial projections for the upcoming quarters indicate a steady growth in revenue, driven by an increase in demand for renewable energy sources."}
{"query": "What is the ASME Code Case N-740-2 in nuclear inspections?", "positive": "Attachment 2: Review of ASME Code Case N-740-2 against the Proposed Alternative Weld Overlay", "negative": "The regulatory commitments include various measures to ensure the safety and compliance of nuclear operations."}
{"query": "The simulator must be set up correctly before starting the examination.", "positive": "Restore the simulator to IC-156.", "negative": "Go to RUN when the examinee is given the cue sheet."}
{"query": "What is the purpose of the spent resin dewatering subsystem in a nuclear plant?", "positive": "The spent resin dewatering subsystem receives the resin slurry resulting from backwashing the spent powdered resins from the demineralizer vessels.", "negative": "The system is installed with a full-flow bypass which ensures full condensate flow and limits pressure drop across the cleanup system."}
{"query": "What is the significance of the Nuclide Minimum Detectable Activity (MDA) in regulatory filings?", "positive": "Nuclide MDA (pCi/grams) is the minimum detectable activity of a given nuclide, expressed in picocuries per gram.", "negative": "The energy levels of various nuclides are critical in understanding their behavior in nuclear reactors."}
{"query": "boric acid corrosion program", "positive": "The NRC staff acknowledged that boric acid corrosion programs are well established performance-based AMPs for managing cracking and potential leaks from primary pressure boundary components in PWRs.", "negative": "The NRC staff perceived that MRP-232, Revision 2, may be subjecting these nozzles to specific types of NDE inspections, which could potentially conflict with EPRI\u2019s designation of the CB outlet nozzles and SI nozzles as N category, non-managed RVI component types in MRP-227, Revision 2, Table 3-3."}
{"query": "Class 2 fiber specifications", "positive": "The prepared fiber consisted of predominantly Class 2 fibers as defined in NUREG/CR-6224 (Reference 9, Table B-3) including mostly individual fibers with lesser quantities of fiber shards and small entanglements.", "negative": "The fiber was then wetted with the pre-heated test water until the base material was saturated and the pressure washer nozzle assembly was submerged."}
{"query": "The NRC Project Manager will manage any modifications to the timeline of the audit with the licensee.", "positive": "The NRC staff access to the portal may be terminated after completion of the audit at a time agreed between the audit team and Duke Energy.", "negative": "An audit summary, which will be publicly available, will be prepared within 30 days of the completion of the audit."}
{"query": "nuclide activity in radiation analysis", "positive": "?  = nuclide is part of an undetermined solution", "negative": "Errors quoted at 2.00 sigma"}
{"query": "What are Limiting Conditions for Operation (LCO) in nuclear regulatory context?", "positive": "LCOs shall be met during specified conditions in the Applicability, except as provided in LCO 3.0.2.", "negative": "Upon failure to meet an LCO, the Required Actions of the associated Conditions shall be met, except as provided in LCO 3.0.5."}
{"query": "What are the regulatory requirements for identifying historical and cultural resources in nuclear project filings?", "positive": "the NRC\u2019s regulations requiring such identification in the Combined TR/ER to comply with the Commission\u2019s NEPA-implementing regulations.", "negative": "That omission serves as a basis for the admission of this aspect of Contention 1."}
{"query": "The EAS broadcast continues until the State EOC either instructs to cease or sends a revised EAS message for transmission.", "positive": "The EAS message is broadcast and repeated at regular intervals until informed by the State EOC to stop or transmits new EAS message to be aired.", "negative": "RBS will inform all Parishes that in approx. 5 minutes RBS & LDEQ will call the Parish Directors to discuss the PARs."}
{"query": "The NRC emphasizes the importance of understanding changes in materials due to radiation exposure.", "positive": "Structures exposed to high radiation experience a change in properties due to irradiation effects.", "negative": "Validate assumptions of aging effects at large scales during the testing of large structural sections."}
{"query": "The NRC's review includes environmental assessments to ensure off-site doses remain unaffected by site boundary changes.", "positive": "The 10 CFR 50.59 review assessed the impact of the change in the CR3 Controlled Area boundary on off-site dose calculations and effluent releases and concluded that the change:", "negative": "Duke Energy has evaluated the environmental impacts associated with the proposed release of the subject property and considered those impacts in light of the original FES."}
{"query": "The NRC mandates that licensees develop models to assess strainer fiber penetration under specific plant conditions.", "positive": "Data gathered from the fiber penetration test was used to develop two curve-fits for quantifying the strainer fiber penetration under plant conditions: a low-fiber curve and a high-fiber curve.", "negative": "The test water was maintained at approximately 120\u00b0F for the duration of the test."}
{"query": "What is the procedure for gamma spectrum analysis in nuclear facilities?", "positive": "**Procedure**: 500 ml Marinelli", "negative": "- **Sample Description**: L1-010-104E"}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX heat flux correlation is specifically designed to enhance the predictive capability of critical heat flux for a wide range of operating conditions and geometries, thereby improving safety margins in reactor operations.", "negative": "The table B-3 outlines local conditions from various COBRA-FLX simulations including parameters such as pressure, quality, and flow; however, it does not discuss the implications of these conditions on safety protocols."}
{"query": "What does gross activity measure in nuclear safety?", "positive": "Figure 16-3 presents a histogram for gross activity, illustrating the frequency of measurements taken at various upper end values in disintegrations per minute per 100 cubic centimeters (DPM/100CM\u00b3).", "negative": "The table outlines different frequencies corresponding to specific upper end values, but it does not discuss any regulatory implications or safety protocols."}
{"query": "Strontium-90 analysis in soil samples", "positive": "Strontium-90                    | U         | -0.0135   | +/-0.0736    | 0.141  | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 | 1      ", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The gamma spectrum does not accurately reflect the source due to calibration issues that were noted in earlier analysis sessions.", "positive": "**Energy Calibration Used Done On**: 7/8/2014", "negative": "- **Sample Identification**: L1-SUB-TDS-FSGS-B19C-SB  \n- **Sample Size**: 9.267E+02 grams  \n- **Facility**: Dairyland_NPP"}
{"query": "What is the significance of the 100-year return period temperature in nuclear safety assessments?", "positive": "The 100-year return period maximum temperature is not readily available in published documents. It may be possible to calculate a 100-year return maximum temperature using statistical methods and long-term data records; however, given that the temperature provided above was obtained from a period of record that exceeds 100 years (i.e., 1896 to 2000) it is therefore proposed as a 100-year return temperature.", "negative": "The maximum ambient dry bulb temperature (0 percent exceedance): 117\u00b0F (NCDC, 2004)"}
{"query": "What are the requirements for qualification documentation in nuclear safety?", "positive": "Qualification documentation is required to verify that the SIS is qualified to perform its intended functions within the environmental constraints specified.", "negative": "The RIM Program includes two expert panels: the RIM expert panel (RIMEP) and the monitoring and non-destructive examination expert panel (MANDEEP)."}
{"query": "impact assessment of noise during decommissioning", "positive": "Only the incremental increases in the impacts of termination of plant operations and decommissioning attributable to continued operation during the proposed SLR operating term is within the scope of this issue. No additional impacts related to noise are expected.", "negative": "**SMALL to MODERATE (construction):** Given the acreage of the solar installations, the potential need for land clearing, and the number of turbines that would need to be installed, noise impacts would range from SMALL to MODERATE and be temporary during construction of each facility."}
{"query": "SAMA maximum benefits", "positive": "Summary of Aggregate SAMA Maximum Benefits (Sheet 1 of 6)", "negative": "The reactor experienced an unexpected shutdown due to an electrical fault."}
{"query": "What is the purpose of the RCIC System instrumentation?", "positive": "The purpose of the RCIC System instrumentation is to initiate actions to ensure adequate core cooling when the reactor vessel is isolated from its primary heat sink and normal coolant makeup flow from the feedwater system is unavailable, such that initiation of the low pressure ECCS pumps does not occur.", "negative": "The Diverse RCIC system instrumentation inputs include various parameters such as condensate storage tank level and suppression pool water level."}
{"query": "The fixed water sprinkler systems are essential for fire suppression within the nuclear facility, ensuring safety during operations.", "positive": "The fixed water sprinkler systems are designed to extinguish fires should they occur. Either the normal or SSS shutdown capability would be available.", "negative": "Individual rooms are listed in Table 4."}
{"query": "The Pointe Coupee Parish Emergency Response Procedure includes a list of facilities equipped with special notification devices.", "positive": "The facilities with tone alert monitors are identified in the Pointe Coupee Parish Emergency Response Procedure for Dispatcher/Communicator.", "negative": "The overall efficiency of response teams is crucial for minimizing the risks associated with nuclear facilities."}
{"query": "The NRC emphasizes the need for effective groundwater restoration techniques in in-situ recovery operations.", "positive": "The restoration of ground water at the CUP ISR sites will have the benefit of a previously engineered array of injection and production wells that were initially installed in a configuration to maximize sweep efficiently throughout the uranium ore body, and maximize uranium recovery.", "negative": "The primary benefit of R.O. treatment will be that a large fraction of the total water extracted will be purified and reinjected resulting in less water consumption and less ground water drawdown in the area."}
{"query": "The NRC's regulations include requirements for performing gamma spectrum analysis as part of safety assessments.", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "Peak Analysis Performed on: 3/22/2019 6:41:39 AM"}
{"query": "The NRC emphasizes the importance of monitoring external surfaces for material loss in mechanical components.", "positive": "Aging Effect Requiring Management: Loss of Material", "negative": "Steel piping and components are commonly utilized within nuclear facilities for safely transporting fluids."}
{"query": "What is the significance of a safety analysis report in nuclear licensing?", "positive": "The safety analysis report is a comprehensive document that evaluates the safety of a nuclear facility, analyzing potential hazards and their impacts to ensure compliance with regulatory requirements.", "negative": "The reactor pressure vessel must be designed to withstand high temperatures and pressures during normal operation and any postulated accident scenarios."}
{"query": "In assessing the performance of emergency core cooling systems after an accident, it is crucial to ensure that debris does not hinder the effectiveness of these systems.", "positive": "The licensing basis with regard to effects of debris is determination of a high probability that the ECCS and CSS can perform their design basis functions based on WCGS-specific testing using an NRC-approved methodology.", "negative": "The risk-informed method used to analyze the impact on long-term core cooling due to LOCA-generated debris is the threshold break approach."}
{"query": "The application of NEPA\u2019s principles necessitates that environmental impact assessments consider the effects on cultural resources, which may include Native American sites that are present but not comprehensively documented.", "positive": "In promulgating 40 C.F.R. \u00a7 1502.22, CEQ explained that the new regulation \"requires that analysis of impacts in the face of unavailable information be grounded in the \u2018rule of reason.\u2019\"", "negative": "This notice provision does not alter the substantive rights of the signatories to the Programmatic Agreement or of the Tribe."}
{"query": "What is the interaction ratio of strainer components in nuclear safety systems?", "positive": "As documented below, the interaction ratio of each subcomponent is less than 1, and therefore is acceptable.", "negative": "The external radial stiffener is designed to provide support under seismic events and has been tested for compliance with safety regulations."}
{"query": "What are the average background radiation levels measured in TLD readings?", "positive": "| Location | Highest TLD (gross/QTR) (mrem) | AVG BKG (QTR) (mrem) | Neutron Dose | Occupancy Factor (QTR) | mrem/QTR | mrem/YEAR |\n|----------|---------------------------------|----------------------|--------------|------------------------|----------|-----------|\n| B-9201   | 15                              | 15                   | 0            | 0.1                    | 0.0      | 0.0       |", "negative": "| B-9214   | TLD Damaged \u2013 not read         |                      |              |                        |          |           |"}
{"query": "What is the time required to clear an affected population area at a nuclear site?", "positive": "Time to Clear Indicated Area of 90 Percent of the Affected Population is a critical metric for emergency response scenarios.", "negative": "The seasonal impact of weather plays a significant role in determining the overall safety protocols for nuclear facilities."}
{"query": "DSTP values in nuclear safety assessment", "positive": "The DSTP-100 value is shown to be 0.70259, while DSTP-200, DSTP-300, and onward reflect a systematic increase in measurement significance within the context of nuclear safety assessments.", "negative": "In order to ensure safety during the operation of the reactor, all staff must undergo training on emergency protocols and procedures for responding to incidents."}
{"query": "The impact of additional debris loads on emergency core cooling effectiveness needs to be analyzed.", "positive": "Assurance of ECCS strainer performance at Fermi 2 is based on deterministic calculations of debris generation and transport following guidance provided in Regulatory Guide (RG) 1.82, \"Water Sources for Long-Term Recirculation Cooling Following a Loss-of-Coolant Accident\".", "negative": "The proposed amendment changes the licensing basis described in the Fermi UFSAR to allow the use of a risk-informed methodology to address potential debris quantities arising from component identification tags/labels and from Min-K\u00ae insulation applied in containment penetrations exceeding those currently evaluated in the deterministic licensing methodology."}
{"query": "pressure boundary in piping systems", "positive": "Piping, piping components are designed as a Pressure Boundary.", "negative": "The pressure boundary is crucial for preventing leaks in the reactor containment structure."}
{"query": "Project Specific Application Process for nuclear licensing", "positive": "Development of the Application ED by Curtiss-Wright conforms to the requirements specified in the TR, specifically:", "negative": "The reactor coolant system is designed to operate at high pressure to ensure that coolant is always present in the reactor core."}
{"query": "What is the definition of specified Frequency in nuclear regulatory context?", "positive": "Each Surveillance Requirement (SR) has a specified Frequency in which the Surveillance must be met in order to meet the associated Limiting Condition for Operation (LCO).", "negative": "The NRC recognizes the importance of maintaining a thorough understanding of operational safety protocols to ensure the safe use of nuclear technology."}
{"query": "The average enrichment of uranium in each assembly is critical for determining the burnup rates.", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | 40 < Assembly Average Burnup \u2264 41 GWd/MTU Minimum Cooling Time (years) | | | | | | | | |", "negative": "| 2.1 \u2264 E < 2.3 | - | - | - | - | - | - | - |"}
{"query": "What indicators are available for monitoring hydrogen levels in the control room?", "positive": "Indication of Hydrogen concentration on PAMS 1, only.", "negative": "There are indications of containment parameters on VB1, pressure, temperature, but not hydrogen concentration."}
{"query": "nuclear safety system", "positive": "The safety-related system implemented in nuclear facilities is designed to manage and mitigate potential hazards during various operational states, including normal operation and emergencies.", "negative": "The logged reading for the survey unit B2103 on 10/16/2019 indicates a count time of 60 seconds and an alarm-1 setting of 1."}
{"query": "volatile iodine partition factor", "positive": "MC/AE volatile iodine partition factor 0.15", "negative": "The following information is HISTORICAL and is not intended or expected to be updated for the life of the plant."}
{"query": "Loss of Emergency Coolant Recirculation", "positive": "Per BD-CA-1.1, \"Subsequent procedure steps attempt to delay depletion of the RWST volume and thus extend the time the pumps can use the RWST as their suction source.\"", "negative": "If the break has NOT been isolated, which of the following identifies the effect that a transition to 1BCA-1.1, LOSS OF EMERGENCY COOLANT RECIRCULATION, has on mitigating the accident?"}
{"query": "What changes were approved for the Watts Bar Unit 1 TS?", "positive": "In support of the replacement of the Watts Bar Unit 1 SGs, similar changes to WBN Unit 1 TS LCO 3.4.7.b and SRs 3.4.5.2, 3.4.6.3, and 3.4.7.2 were approved in Amendment 61 (ML060960075).", "negative": "Amendment 61 was critical in defining the operational parameters for various safety systems, ensuring compliance with the latest safety regulations."}
{"query": "What are the implications of unresolved technical issues in nuclear licensing?", "positive": "Therefore, Framatome is requesting that the ACRS Subcommittee meeting be pushed out. We believe that we should agree upon a resolution path for all technical issues that result from the Framatome review of the draft SE as well as those already identified from the late stage L&C\u2019s before rescheduling the ACRS Subcommittee meeting.", "negative": "As a result, we believe we will need more than the requested 20 Days to perform the review of the Draft SE."}
{"query": "What are the design standards for transporting spent fuel?", "positive": "NRC establishes regulations for: Package design standards for transportation of spent fuel (10 CFR Part 71)", "negative": "NRC also inspects and oversees certificate holders, package fabricators, and licensee shippers."}
{"query": "The assessment considered the transient population within the 10-Mile Emergency Planning Zone (EPZ).", "positive": "The transient population within approximately 10 miles of the site is evaluated and discussed in detail as part of the assessment of the evacuation time estimate (ETE) of the 10-Mile Emergency Planning Zone (EPZ).", "negative": "The GGNS Unit 1 facility has approximately 750 people who work at the plant site."}
{"query": "What is the significance of access to Restricted Data in nuclear regulation?", "positive": "Section 145 of the Atomic Energy Act (AEA) of 1954, as amended, requires, before an individual can be granted access to Restricted Data (RD), an investigation and report on the individual\u2019s character, associations and loyalty and a determination that permitting such a person access to RD will not endanger the common defense and security.", "negative": "The NRC Form 354 will ONLY be requested for individuals requiring Top Secret clearances."}
{"query": "What are the model extents in HEC-RAS for hydraulic studies?", "positive": "Figure 7-1 Upper HEC-RAS Model Extents shows the defined boundaries for the upper section of the hydraulic model, outlining the area considered for the analysis.", "negative": "The routine maintenance of the reactor cooling system ensures optimal performance during operation periods."}
{"query": "nuclear licensing inspection results", "positive": "The inspectors verified no proprietary information was retained or documented in this report.", "negative": "Inspectors reviewed World Association of Nuclear Operators (WANO) report, dated January 2023, during this inspection period."}
{"query": "The determination process for ensuring the integrity of containment structures is critical in maintaining safety standards at nuclear facilities.", "positive": "The Containment Integrity Significance Determination Process provides a method for evaluating findings related to the integrity of containment structures and their importance in ensuring safety in nuclear operations.", "negative": "Safety inspections at nuclear reactors are conducted regularly to assess the operational readiness and compliance with established safety standards, ensuring that all systems are functioning as intended."}
{"query": "uncertainty in radiation measurement", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Qualifiers in this report are defined as follows: Analyte is a Tracer compound, Result is less than value reported, Result is greater than value reported, BD Results are either below the MDC or tracer recovery is low, FA Failed analysis."}
{"query": "What is a channel functional test in nuclear safety?", "positive": "A CHANNEL FUNCTIONAL TEST shall be: a. Analog channels - the injection of a simulated signal into the channel as close to the sensor as practicable to verify OPERABILITY of all devices in the channel required for channel OPERABILITY.", "negative": "The trip output signals (Neutron Flux Upscale/Simulated Thermal Power - Upscale/APRM Inoperative/OPRM Upscale) from all four APRM channels go to each of the four APRM 2-out-of-4 voters."}
{"query": "The analysis of public health impacts reveals minor effects on surrounding populations.", "positive": "As indicated in Section 4.13.6 of the CUP FEIS, the CUP will make a minor contribution to cumulative impacts in terms of public and occupational health and safety impacts.", "negative": "Liquid and solid wastes are divided into two general categories: AEA-regulated waste and non-AEA-regulated waste."}
{"query": "What types of benthic invertebrates are found near nuclear sites?", "positive": "Benthic invertebrates in the vicinity of the DNPS site include species such as Aquatic Worms, Leeches, Amphipods, and Mayflies.", "negative": "The NRC requires that licensees adhere to stringent reporting requirements to ensure compliance with safety regulations."}
{"query": "How should the reactor trip breaker indicating lights be interpreted in the context of plant safety?", "positive": "The reactor trip breaker indicating lights provide crucial information on the status of the reactor trip system during an Anticipated Transient Without Scram (ATWS).", "negative": "The plant conditions must be assessed in accordance with EP-AA-111 to ensure compliance with safety protocols."}
{"query": "Changes regarding the modification of the main feedwater motor-operated valves are necessary for abnormal situation handling.", "positive": "Modify corrects inconsistencies on the discussion of automatic closure of the main feedwater MOVs for abnormal events.", "negative": "Update reflects modification to the condenser tube cleaning (Amertap) systems."}
{"query": "The average enrichment of uranium in a fuel assembly must comply with specific regulations.", "positive": "| Initial Assembly Avg. Enrichment wt % 35U (E) | 44 < Assembly Average Burnup < 45 GWd/MTU | Minimum Cooling Time (years) |         |         |         |         |         |         |", "negative": "Reactor design is influenced by factors such as coolant type and fuel management strategies."}
{"query": "nuclear regulatory filings", "positive": "Nuclear regulatory filings must comply with the standards set forth in the Code of Federal Regulations, which outline the requirements for the licensing process.", "negative": "The reactor coolant system is designed to maintain a safe and efficient operation, ensuring that heat transfer occurs effectively during normal and emergency conditions."}
{"query": "What are the existing standards for magnetic confinement fusion energy devices?", "positive": "Existing nuclear codes and standards for construction do not adequately cover the design, manufacturing or construction of the magnetic confinement fusion energy devices (e.g. Tokamak devices) that are currently being considered for future DEMO constructions.", "negative": "They also do not provide support for the on-going projects, such as ITER and others."}
{"query": "The confidence level indicates the reliability of each nuclide's activity measurements.", "positive": "The Wt mean Activity (pCi/grams) represents the weighted mean of activity concentrations for the respective nuclides.", "negative": "Errors quoted at 2.000egrams indicate the level of uncertainty associated with the measurements."}
{"query": "What is the process for obtaining a nuclear plant operating license?", "positive": "An operating license is issued by the NRC after considering safety, environmental protection, and security aspects of the nuclear plant.", "negative": "The reactor's cooling system is designed to manage heat generation during normal operations and accidents."}
{"query": "nuclide identification", "positive": "Nuclear data tables typically include detailed information about various nuclides, including K-40, PB-212, and BI-214, which are critical for identifying their properties such as energy, yield, and activity.", "negative": "In addition to the radioactive decay data, discussions on the environmental impact of nuclear facilities often arise, emphasizing the need for stringent safety regulations."}
{"query": "What are the steps in the Emergency Alert System (EAS) message flow?", "positive": "The EAS message is broadcast and repeated at regular intervals until informed by the State EOC to stop or transmits new EAS message to be aired.", "negative": "As a backup, the State EOC has a dedicated phone line and FAX to the WFMF-FM Control Room."}
{"query": "Are any materials received that require a NRC license for handling?", "positive": "Are any samples NRC licensable material?", "negative": "Was ice present in the shipment container(s)?"}
{"query": "design review guide for nuclear instrumentation", "positive": "The DRG is used as a guide for development of Natrium I&C architecture and this ToR", "negative": "RadICS references IEEE 379-2000"}
{"query": "What is the significance of the Wenonah Formation in geological studies?", "positive": "The Wenonah Formation is of Upper Cretaceous age and consists of marine sediments deposited in a neritic environment during a marine regression.", "negative": "The Mount Laurel Formation consists of Upper Cretaceous age marine sediments deposited in a near-shore environment during a marine regression."}
{"query": "What are the environmental impacts of nuclear facilities during decommissioning?", "positive": "The Environmental Impacts Comparison Summary provides a detailed analysis of various impact areas associated with the proposed action compared to the termination of operations and decommissioning of nuclear facilities.", "negative": "The report outlines the thermal efficiency of natural gas combined cycle (NGCC) power plants, which can influence operational costs and the decision-making process for future energy projects."}
{"query": "The NRC mandates that operators maintain a specific steam generator (S/G) level to ensure proper functionality during emergencies.", "positive": "- MAINTAIN S/G press (using steam dump or PORV) low enough to ensure condensate flow is maintained.", "negative": "The monitoring of the Reactor Coolant System (RCS) pressure is critical to ensure safety during operations."}
{"query": "The NRC assesses possible water supply limitations due to less than average rainfall in specific areas, which affects cooling operations at the plant.", "positive": "A shortage of surface water supplies due to a period of below-average precipitation in a given region, thereby depleting the water supply needed for the various water-cooling functions at the facility.", "negative": "Strong winds resulting in dynamic loading or missile impacts on SSCs causing functional failure. Hazards that could potentially result in high wind include the following:"}
{"query": "gamma measurement in nuclear safety", "positive": "Gamma Measurement is the measurement of gamma radiation levels, expressed in counts per minute (cpm), taken at specified depth intervals.", "negative": "The sampling location was Pickard Hall and the boring number designated for this collection is B1(A-1)6."}
{"query": "What is the composition of a fully reflected damaged package array?", "positive": "Fully reflected damaged 9 \u00d7 9 \u00d7 2 package array: 60 kgs UO\u2082 + H\u2082O mixture, maximum burn (horizontal and vertical views)", "negative": "The temperature readings from the reactor core indicate a stable operation within the safe limits set by the regulatory framework."}
{"query": "nuclear reactor licensing requirements", "positive": "The licensing process for nuclear reactors involves a comprehensive review of safety, environmental, and operational factors, overseen by the Nuclear Regulatory Commission (NRC).", "negative": "In contrast, the framework of our environmental assessment will consider climate change impacts and local biodiversity without direct reference to nuclear operations."}
{"query": "Regulatory filings require detailed assessments of potential impacts on surrounding communities.", "positive": "The NRC requires licensees to analyze emergency zones to ensure that public health and safety are protected in the event of an incident.", "negative": "In 2037, the measurements indicate that no incidents have occurred within the analyzed sectors, ensuring a steady assessment of the area."}
{"query": "The objective of this section is to obtain data needed to relate the differential pressure at the reactor coolant elbow tap with the reactor coolant system flowrate.", "positive": "To establish the optimum continuous spray flowrate.", "negative": "The spray bypass valves are throttled so that the minimum flow necessary to keep the spray line warm is achieved."}
{"query": "PWR fuel loading patterns", "positive": "Table B2.2 lists the PWR fuel loading patterns and their corresponding storage locations and heat loads.", "negative": "The nuclear facility conducted a thorough assessment of its emergency response procedures to ensure public safety during potential incidents."}
{"query": "The analysis of seismic hazard curves is crucial for understanding the potential ground motions that a nuclear facility may experience.", "positive": "Mean and Fractile Rock Seismic Hazard Curves for 1 HZ Spectral Acceleration.", "negative": "Comparison of Input and Modeled Velocity Profiles."}
{"query": "What is the role of the REFUEL BRIDGE INTERLOCK BYPASS SWITCH in nuclear reactor operations?", "positive": "With the REFUEL BRIDGE INTERLOCK BYPASS SWITCH in NORM, the control rod withdrawal blocks generated from the refuel bridge position are active.", "negative": "Electrical drawing 4E-1411 shows with the Mode Switch in RUN and the refuel bridge moved over the core, Rod Out Block #2 is received."}
{"query": "The system must analyze each blowdown sample to identify the steam generator causing the high radiation levels.", "positive": "The Steam Generator Blowdown System is designed to operate manually and on a continuous basis as required to maintain acceptable steam generator secondary side water chemistry. The System serves no safety function.", "negative": "The ability of the Steam Generator Blowdown System to maintain water chemistry within specifications is verified by the following design functions."}
{"query": "What are the conditional tephra-fall hazards associated with volcanic eruptions?", "positive": "The conditional silicic tephra-fall hazards and associated eruption characteristics for these volcanic fields are summarized in Table 50.", "negative": "The average silicic tephra-fall deposit of 84.1 cm has a <2.5x10^6/yr probability of exceedance."}
{"query": "The average enrichment of uranium-235 in a boiling water reactor assembly is crucial for maintaining optimal reactor performance during operation.", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "This table lists various enrichment levels for different BWR reactor types, displaying the parameters for fuel assembly configurations."}
{"query": "boron endpoint in nuclear licensing", "positive": "Boron endpoint is 1322 ppm, with a tolerance of \u00b124 ppm.", "negative": "D bank in has a measured value of -4.29 pcm/\u00b0F with a tolerance of \u00b12 pcm/\u00b0F."}
{"query": "The NRC mandates that environmental monitoring data be analyzed for various radionuclides...", "positive": "Strontium-90              | U         | 0.145   | +/-0.165    | 0.277  | 0.400 | pCi/g   | JXC9 | 08/09/19 | 1642 | 1899424", "negative": "The following Analytical Methods were performed include EPA 905.0 Modified and EPA 906.0 Modified for assessing sample results."}
{"query": "What are the safety margins used in nuclear reactor licensing?", "positive": "The safety analysis performed during the licensing process includes evaluations of safety margins that ensure the reactor can safely operate under both normal and abnormal conditions.", "negative": "The temperature readings from the sensors in the reactor core are critical for continuous monitoring and control of the reactor's thermal performance."}
{"query": "What is the significance of weight mean activity in nuclear licensing?", "positive": "The weight mean activity (Wt mean Activity) of a nuclide is a crucial parameter used in radiation safety assessments, indicating the average activity of the nuclide per unit mass, typically expressed in microcuries per gram (uCi/grams).", "negative": "The confidence level for each nuclide is determined through rigorous testing and compliance with established guidelines to ensure the validity of the licenses issued."}
{"query": "emergency operations center", "positive": "D. Activate the EOC and verify security post established.", "negative": "A. Obtain the emergency status and report to the EOC."}
{"query": "What does a nitrate acceptable concentration level indicate in regulatory terms?", "positive": "Nitrate ACL = 7.7 mg/L", "negative": "Location not sampled during the July 2024 event due to insufficient water (recharge)."}
{"query": "The complexities involved in the decommissioning process must be effectively communicated to the NRC.", "positive": "The issues surrounding the decommissioning of the Palisades Nuclear Plant,", "negative": "Joint Petitioners strongly believe that direct, in-person interaction with the Board and the NRC Staff is of paramount importance to properly address and underscore the gravity of the issues raised in their contentions."}
{"query": "license renewal environmental reporting", "positive": "Section 51.60(a) of the Commission\u2019s regulations notes that licensees seeking a license renewal (or license amendment to authorize an expanded area of production, as in the Marsland proceeding) are permitted to submit an environmental report 'supplement' that 'may be limited to incorporating by reference, updating or supplementing the information previously submitted to reflect any significant environmental change \u2026 .'", "negative": "At oral argument, but not in their Answers, Powertech and the Staff argued that, as this is a license renewal proceeding, the LRA was not required to include an updated cultural and historic resources section."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves submitting detailed safety analysis reports to the Nuclear Regulatory Commission for review and approval.", "negative": "The financial statements of the company must be audited at the end of each fiscal year to ensure compliance with accounting standards."}
{"query": "What is the purpose of the TRPS in nuclear safety?", "positive": "The TRPS, or target solution vessel reactivity protection system, is designed to ensure that the reactor maintains safe operational parameters by controlling reactivity and preventing unintended excursions.", "negative": "The scope of this audit addresses updates to the SHINE FSAR and associated responses to RAIs on the highly integrated protection system (HIPS), engineered safety feature actuation system (ESFAS) and other systems."}
{"query": "emergency response plans in nuclear regulation", "positive": "\u00a7 53.855 would require an emergency response plan that demonstrates compliance with the requirements in appendix E to part 50 and \u00a7 50.47(b) or \u00a7 50.160 but \u201cemergency plans and emergency planning zones are not safety features in the design.\u201d", "negative": "\u00a7 50.54(dd) stating that a holder of an OL or COL may take reasonable actions that depart from the license in a national security emergency, apparently without any guidance, restrictions or restraints."}
{"query": "Pressurizer pressure channel failure", "positive": "After the crew enters Mode 1, PZR Pressure Channel 1 will fail high. The crew will respond by placing Master Pressure Controller in Manual to raise PZR pressure to program.", "negative": "The crew assumes the watch at 4% power, BOL. Control Rods in manual, 21 SGFP in service, 22 SW Pump C/T for strainer motor replacement. Power ascension to 10% in progress IAW S2.OP-IO.ZZ-0003 Hot Standby to Minimum Load."}
{"query": "The regulatory requirements for licensing nuclear reactors necessitate detailed safety analyses and documentation.", "positive": "The regulation of nuclear reactors includes various processes that ensure safety, security, and environmental protection through oversight by federal and state authorities.", "negative": "The study focuses on the mechanical properties of laser-deposited materials and their behavior under stress."}
{"query": "chemical effects testing in nuclear plants", "positive": "Wolf Creek is using the separate chemical effects approach to determine the chemical source term. Alden Research Laboratory, Inc. performed the testing in their test lab in Holden, MA.", "negative": "The containment sump pool was assumed to be well mixed."}
{"query": "What are unit hydrographs used for in plant site drainage analysis?", "positive": "The unit hydrographs are used to analyze the drainage basins of the plant site to predict the runoff and timing of water flow.", "negative": "The analysis includes rainfall rates and other hydrological studies relevant to the site planning."}
{"query": "What is the purpose of a 10-Mile Emergency Planning Zone (EPZ) in nuclear safety assessments?", "positive": "The transient population within approximately 10 miles of the site is evaluated and discussed in detail as part of the assessment of the evacuation time estimate (ETE) of the 10-Mile Emergency Planning Zone (EPZ).", "negative": "There is limited commercial fishing within the study area. Most of this occurs on the Mississippi River, the Big Black River and the Bayou Pierre River, with catfish being the most abundant catch."}
{"query": "The NRC mandates that licensees maintain compliance with established safety standards in their operations related to hazardous materials.", "positive": "Sodium, dissolved content is measured in mg/L as defined by EPA 200.7, ensuring relevant analysis for regulatory compliance.", "negative": "ACZ Laboratories, Inc. oversees a variety of quality control processes to ensure accurate sample testing and reporting."}
{"query": "The document discusses the circumstances under which an alternate shutdown system might be considered unnecessary.", "positive": "The use of an alternate shutdown system is deemed unnecessary under existing regulatory guidelines, as current safety protocols adequately address potential failure modes.", "negative": "Inspecting the integrity of containment structures forms a foundational aspect of maintaining reactor safety."}
{"query": "What is the significance of the rod position sequence in nuclear reactor operations?", "positive": "The proposed amendment adds a notation to TS 3.1.6 Limiting Condition of Operation (LCO), Condition A, Condition B, and Surveillance Requirement (SR) 3.1.6.1 to allow for operable control rods to comply with the analyzed rod position sequence in lieu of banked position withdrawal sequence (BPWS) through the remainder of Unit 2, Cycle 21.", "negative": "The proposed amendment modifies TS 3.2.1 Required Actions C.2.2 and D.1 with a footnote to allow for compliance with the analyzed rod position sequence in lieu of only BPWS through the remainder of Unit 2, Cycle 21."}
{"query": "The Critical Heat Flux (CHF) correlation is instrumental in predicting the thermal limits of reactor fuel assemblies.", "positive": "COBRA-FLX is a code developed to predict Critical Heat Flux (CHF) in heated channels with various geometries, which is essential for ensuring the safety of nuclear reactors.", "negative": "Framatome Inc. provides a range of services including engineering, design, and manufacturing for the nuclear industry, ensuring compliance with safety regulations and technical standards."}
{"query": "no significant hazards consideration", "positive": "The NRC staff has reviewed the licensee\u2019s analysis and, based on this review, it appears that the three standards of 10 CFR 50.92(c) are satisfied. Therefore, the NRC staff proposes to determine that the license amendment request involves a no significant hazards consideration.", "negative": "Normally, the Commission will not issue the amendment until the expiration of 60 days after the date of publication of this notice."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves multiple stages, including pre-application consultations, the submission of a license application, and a thorough review by regulatory authorities before a license can be granted.", "negative": "The primary objective of reactor design is to ensure efficiency in power generation while maintaining safety standards and environmental protection."}
{"query": "diesel generator loading calculations", "positive": "The increase in DG loading due to DG voltage and frequency variation is used as input into the existing diesel fuel consumption and storage tank capacity calculation to verify that the increase in fuel oil consumption remains bounded.", "negative": "Some of these components are fans, chillers, air conditioner units (ACUs) and coolers; the increase in speed will result in an improved performance from the components."}
{"query": "What actions must be taken if more than one block valve is inoperable?", "positive": "More than one block valve inoperable. Required Actions do not apply when block valve is inoperable solely as a result of complying with Required Actions B.2 or E.3.", "negative": "Completion Time for Condition G is listed as Immediately, 6 hours, or 12 hours."}
{"query": "Preventive maintenance testing on DC breakers", "positive": "A finding of very low safety significance (Green) and an associated NCV of TS 5.4.1, \u201cProcedures,\u201d was NRC identified, for the failure to implement component replacement or trip testing as specified in Preventive Maintenance Change Request (PMCR) 83591.", "negative": "The U.S. Nuclear Regulatory Commission (NRC) continued monitoring the licensee\u2019s performance by conducting an integrated inspection at Braidwood Station, in accordance with the Reactor Oversight Process."}
{"query": "Strontium-90 analysis in nuclear licensing", "positive": "Strontium-90               | U         | -0.0271     | +/-0.0476     | 0.104   | 0.400 | pCi/g   | JXC9 | 10/07/19 | 1511  | 1921875 | 1      |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "k_eff calculation in nuclear reactor safety analysis", "positive": "| Rod Type | Lattice  | File Name | k_eff | \u03c3      | k_eff + 2\u03c3 | Bias (B) | k_eff + 2\u03c3 - B |\n|----------|----------|-----------|-------|--------|-------------|----------|-----------------|\n| NA       | NA       | Npeat 60  | 0.9275| 0.0012 | 0.9299      | 0.0189   | 0.9488          |", "negative": "The 55 Kgs Heterogeneous Damaged Array Case with Overlap includes various configurations of reactor rods and their respective performance metrics."}
{"query": "plasticity index in soil samples", "positive": "The plasticity index is a measure of the plasticity of a soil, defined as the difference between the liquid limit and the plastic limit, and provides insight into the behavior of the soil under varying moisture conditions.", "negative": "The triaxial CU test measures the strength of a soil sample when subjected to different pressures, which is critical for understanding its stability under load."}
{"query": "The assessment of dam breaches is crucial for understanding flood risks at the site.", "positive": "Dam breaches can lead to significant flood hazards that need to be carefully evaluated and mitigated during nuclear facility operations.", "negative": "The Cooper Nuclear Station utilizes advanced cooling systems to ensure efficient reactor operation and maintain safety under various conditions."}
{"query": "What is core damage frequency (CDF) in nuclear safety assessments?", "positive": "CDF = core damage frequency; IPE = individual plant examination; LR GEIS = Generic Environmental Impact Statement for License Renewal of Nuclear Plants; SAMA = severe accident mitigation alternative; N/A = not applicable.", "negative": "From Oconee Station\u2019s 1998 ER, the annual person-rem risk result calculated for the 50 mi population was 5 whole person-rem."}
{"query": "The assessment of causal factors and the effectiveness of corrective actions are critical for addressing site issues.", "positive": "The causal evaluation report(s) and associated documents for the identified issues.", "negative": "Please assemble the following documents and provide them to the inspector on or before the dates requested."}
{"query": "What is the purpose of environmental review in nuclear licensing?", "positive": "Considers, evaluates, and discloses environmental impacts of continued plant operation and alternatives to license renewal.", "negative": "Staff review is to determine if the environmental impacts of license renewal are so great that license renewal would be unreasonable."}
{"query": "What is the significance of RTMAX in reactor vessel assessments?", "positive": "The EOI RTMAX values for all BFN reactor vessel plates and axial welds meet the acceptability criteria for limiting plates and axial welds in BWRVIP-329-A.", "negative": "Integrated Surveillance Program (ISP) data have been included directly in the evaluation as applicable to the specific vessel per ISP guidance."}
{"query": "What are the results of the groundwater analysis in the Rio Algom Mining Company report?", "positive": "The results for groundwater analysis included Calcium, dissolved at 414 mg/L, Magnesium, dissolved at 2840 mg/L, and Sodium, dissolved at 353 mg/L.", "negative": "The Project ID for this report is ACZ Sample ID: L89108-07 and the Date Sampled was 07/18/24 14:40."}
{"query": "What is the significance of radioiodine exposure from dairy products in nuclear regulations?", "positive": "A potentially significant exposure pathway involves the transfer of released radioiodines to milk, which is then ingested by a young child.", "negative": "The total integrated annual population exposure to all individuals within 50 miles, by all pathways, is estimated to amount 12.7 man-rem in the year 2000."}
{"query": "open cycle operation", "positive": "In this mode, water is withdrawn from and discharged directly to the Mississippi River. Open cycle operation is used when river flow exceeds 860 cfs and cooling of the circulating water effluent is not required to keep the discharge canal temperature below permitted limits.", "negative": "This permit is currently administratively extended. An application for renewal was submitted and received March 29, 2012."}
{"query": "reactor heat removal system", "positive": "The Residual Heat Removal (RHR) system is designed to remove decay heat from the reactor core and ensure safe conditions within the containment structure during normal and emergency scenarios.", "negative": "The auxiliary air compressors are critical for supplying compressed air to operate various pneumatic components throughout the plant, ensuring that operational parameters are maintained."}
{"query": "radiological survey procedures", "positive": "A radiological survey is conducted to assess the radiological conditions of a site or facility, ensuring that all levels of radiation are within acceptable limits as per regulatory standards.", "negative": "The reviewed document includes data from multiple instruments, but does not identify any particular issues or concerns regarding their operational status."}
{"query": "core damage frequency", "positive": "Aggregate CDF, H/E, H/I, M/E Reduction: For those SAMAs that were not \u201cpre-screened\u201d from further analysis, these fields provide the percent by which each SAMA reduced the overall plant core damage frequency (CDF), High-Early release frequency (H/E), High-Intermediate release frequency (H/I), and Medium-Early release frequency (M/E).", "negative": "None of the 33 SAMAs for which quantifications were performed reduced the MB for DNPS by 50 percent or more."}
{"query": "The NRC mandates licensees to regularly inspect fuel oil system components to manage aging effects effectively.", "positive": "These activities effectively manage the effects of aging by identifying age-related degradation and maintaining potentially harmful contaminants at low concentrations.", "negative": "Ultrasonic thickness measurements of the Diesel Generator Day Tanks bottom surfaces will not be obtained because the Diesel Generator Day Tanks bottoms are not accessible to perform ultrasonic thickness measurements of the tank bottoms."}
{"query": "What is the significance of MV cables in nuclear safety assessments?", "positive": "MV cables: ETE-SLR-2023-3345; I&C cables: ETE-SLR-2023-3350; LV cables: ETE-SLR-2023-3351; Section 3.5.2 is for Monitoring and Trending.", "negative": "It appears to be a typo in this ETE-SLR section with '+-driven'. Should this be 'event-driven'? Also, confirm what triggers the initiation of inspections for water accumulation after event driven occurrences, what parameter(s) drive this initiation of the inspections?"}
{"query": "Containment Atmospheric Control System components", "positive": "The Containment Atmospheric Control System is designed to manage the atmospheric conditions within the containment structure to ensure safe operation and prevent the release of radioactive materials during normal and accident conditions.", "negative": "The Table 2.3.2-1 summarizes various components and their intended functions within the system, detailing aspects like pressure boundaries and structural integrity."}
{"query": "systematic measurement locations", "positive": "Figure 16-2 \u2013 Survey Unit B2-010-103 Interior First Floor Systematic Measurement Locations Map", "negative": "Administration Building - 1st Floor Floor Systematic Sample Locations"}
{"query": "The NRC mandates regulatory compliance concerning the materials used in sample analysis.", "positive": "Sample Size: 2.827E+001 m^2", "negative": "Peak Area Range (in channels): 85 - 8000"}
{"query": "The NRC's guidelines mandate that licensees perform biennial evaluations concerning problem identification and resolution procedures.", "positive": "Enclosure:  Request for Information for Biennial Problem Identification and Resolution Inspection", "negative": "This letter and its enclosure will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations, Part 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "probabilistic risk assessment in nuclear plants", "positive": "A PRA of each commercial nuclear plant must SHOULD be performed to HELP identify potential failures, susceptibility to internal and external hazards, and other contributing factors to event sequences that might challenge the PRIMARY NUCLEAR safety functions identified in \u00a7 53.230.", "negative": "To identify and assess all plant operating states where there is the potential for the uncontrolled release of radioactive material to the environment."}
{"query": "Strontium isotopes are measured for their activity in soil samples as part of the safety assessment.", "positive": "Strontium-90                     | U         | 0.0967  | +/-0.087     | 0.141   | 0.400   | pCi/g  | JXC9 | 11/06/19 | 1526 | 1933654 | 1      |", "negative": "The following Analytical Methods were performed:"}
{"query": "The NRC has established guidelines to ensure the safety and efficiency of extraction operations in designated project areas.", "positive": "NuFuels will operate a satellite facility and the CCP within the Crownpoint project area.", "negative": "The project area encompasses 287 ha [708.8 ac] in Sections 19 and 20 of T17N, R12W and Sections 24 and 25 of T17N, R13W."}
{"query": "What is the significance of nuclide identification in nuclear safety?", "positive": "The identified nuclides are crucial for assessing the radiological safety and ensuring compliance with regulatory standards.", "negative": "The Energy Tolerance is set at 1.000 keV which ensures the reliability of measurements."}
{"query": "feedwater flow operation", "positive": "Critical Task 2: Establish Feedwater flow to SG(s) before RCS bleed and feed is required. RCS bleed and feed is required when any three SG WR levels are less than or equal to 17%.", "negative": "CHECK secondary heat sink restored: - a. NR level in at least one SG greater than 29% (39% ADV). - b. IF feed flow established to at least one SG: - S/G Wide Range level rising, OR - Incore T/C dropping."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "COBRA-FLX is a thermal-hydraulic computer code developed to model the behavior of nuclear reactors during transient conditions, including the prediction of critical heat flux, which is vital for ensuring safety in reactor operations.", "negative": "The data presented in Table B-3 outlines various local conditions derived from COBRA-FLX simulations for grid tests and does not pertain to heat flux modeling or safety analysis in the reactor context."}
{"query": "The maximum water surface elevation due to the PMH event is determined from various model simulations that account for changes in antecedent water levels.", "positive": "The PMH maximum WSEL of 32.1 ft. NAVD using the high-resolution modeling system described in Subsection 2.4.5.6.1 represents the design basis flood for the new plant location.", "negative": "Tidal current velocities normally range from 2 to 3 ft/sec. Velocities determined by the HEC-RAS model\u2019s simulation of the PMH surge show that velocities throughout Delaware Bay exceed 4.9 ft/sec; while velocities in the river channel near the new plant exceed 8 ft/sec."}
{"query": "What is the purpose of lead shielding in nuclear facilities?", "positive": "Lead shielding is utilized to attenuate radiation exposure in various areas of the nuclear facility, ensuring the safety of personnel and the public.", "negative": "The Mercury Abatement Trap is designed to capture mercury vapors during the uranium loading process."}
{"query": "what is LOCA in nuclear safety", "positive": "The term 'LOCA' stands for Loss of Coolant Accident, a significant safety event in nuclear power plants where the coolant is lost, potentially leading to overheating of the reactor core.", "negative": "NUREG/CR-6224 provides a detailed parametric study of various factors influencing reactor performance under different operational conditions."}
{"query": "stress analysis for Class 1 components", "positive": "For Class 1 components and piping, the loading combinations used in the analyses are supplied in Table 5-3. The design and analysis for normal and upset conditions are in accordance with the ASME Boiler and Pressure Vessel Code, Section III. The stress limits for faulted conditions are given in Table 5-4.", "negative": "The stress analyses used for Faulted Condition Loadings are discussed in Section 5.2.1.10. These are no emergency conditions specified."}
{"query": "Reactor Core Isolation Cooling System", "positive": "Consistent with NUREG-2191. The External Surfaces Monitoring of Mechanical Components program (B.2.1.23) will be used to manage reduction of heat transfer due to fouling of the stainless steel, steel, aluminum copper alloy heat exchanger tubes exposed to air, condensation in the Reactor Core Isolation Cooling System, Containment System.", "negative": "Not Applicable. See Subsection 3.2.2.2.4."}
{"query": "What causes an automatic trip in a nuclear power plant?", "positive": "The direct cause of the Unit 2 automatic trip was the loss of Exciter stationary field pole electrical connection resulting in a complete loss of excitation on the Main Generator.", "negative": "The subject event satisfies the criteria in NUREG-1022, Revision 3, for any event or condition that resulted in manual or automatic actuation of any of the systems listed in 10 CFR 50.73, paragraph (a)(2)(iv)(B)."}
{"query": "The Reactor Protection System (RPS) must ensure that a reactor scram can be initiated through various channels, including manual input and processor logic.", "positive": "The RPS Scram Matrix is arranged such that at least one DO channel from each RPS PM646A processor module needs to de-energize before the RPS Scram Matrix will actuate in that division.", "negative": "The output of the RPS Scram Matrix in each division interfaces with the RPS TU solid state relays as shown in Figure 3.5-6-1 in Section 3.5.6."}
{"query": "What is the purpose of closed-cycle cooling systems in nuclear power plants?", "positive": "New Unit 3 would use a closed-cycle, dry and wet cooling tower system for the circulating water system.", "negative": "Three dikes and two canals form and interconnect the three ponds of the WHTF."}
{"query": "10 CFR 72 exemptions", "positive": "Therefore, the NRC grants Maine Yankee the exemptions from the requirements of 10 CFR 72.212(a)(2), 72.212(b)(3), 72.212(b)(5)(i), 72.212(b)(11), and 72.214.", "negative": "These exemptions are effective upon publication."}
{"query": "What is Densimet 185 and its composition?", "positive": "Densimet 185 is a 97% Tungsten sintered alloy with the remainder consisting of a binder of Iron and Nickel.", "negative": "Polystyrene foam is often used as thermal insulation in various applications, providing an effective barrier against temperature loss."}
{"query": "What is Americium-241 and how is it measured?", "positive": "Americium-241                   | U         | 0.0015   | +/-0.0266      | 0.0368| 0.400 | pCi/g |", "negative": "Liquid Stic Fe55, Solid \"Dry Weight Corrected\" | | | | | | | | | | | | | |"}
{"query": "biomass fuel-fired power generation", "positive": "Biomass fuel-fired generation involves using biomass resources such as forest industries, municipal green wastes, dedicated energy crop, and methane from landfills.", "negative": "Demand-side management refers to energy conservation and efficiency programs that do not require the addition of new generating capacity."}
{"query": "Reactor Protection System", "positive": "Instrumentation (SF 7) \u2013 Reactor Protection System is a vital component designed to ensure that the reactor operates within safe parameters and to initiate safety protocols in response to abnormal conditions.", "negative": "The training department is responsible for ensuring that all personnel are familiar with operational procedures and have completed the required training in accordance with regulatory standards."}
{"query": "What are the quality control codes used for sample analysis?", "positive": "- **QC Codes**: N = Normal Samples, FD = Field Duplicate, EB = Equipment Blank, MS = Method Blank, M = Matrix, SD = Spiked Duplicate Sample, G = Grab, C = Composite", "negative": "- Field Filtered: For field samples, include each sample as individual aliquots."}
{"query": "Individuals participating in NRC examinations must ensure that proprietary information is safeguarded and only shared with authorized personnel.", "positive": "I agree that I will not disclose any significant information to unauthorized individuals.", "negative": "To the best of my knowledge, I did not divulge to any unauthorized persons any information concerning the NRC Requalification Licensing Examinations administered 1/17/19."}
{"query": "What conditions are assumed for Equipment Out-of-Service analysis in nuclear reactors?", "positive": "Base Case Operation as well as the above-listed EOOS conditions assume all the items OOS below. These conditions are general analysis assumptions used to ensure conservative analysis results and were not meant to define specific EOOS conditions beyond those already defined in Technical Specifications.", "negative": "Brunswick Unit 1, Cycle 25 is analyzed for the following operating conditions with applicable MCPR, APLHGR, and LHGR limits."}
{"query": "The NRC mandates specific requirements to ensure the safety and security of nuclear facilities.", "positive": "The operator determines that Step 15.a was successful and PROCEEDS on to Step 15.e - Delaware.", "negative": "Cumberland County has a variety of regulatory processes that must be followed by operational units."}
{"query": "The guidance developed in DG-1428 aims to clarify the evaluation process for seismic issues related to nuclear licensing.", "positive": "Provides guidance to address indirect seismic failures", "negative": "Plan to work with stakeholders to identify most viable options and further refine before finalizing"}
{"query": "The analysis of radioactive isotopes is critical for assessing safety and compliance in nuclear operations.", "positive": "Rad Liquid Scintillation Analysis measures radioactivity in samples, and provides essential information for regulatory compliance.", "negative": "The project involved detailed sampling and preparation methods for various analytical tests."}
{"query": "The drainage system is critical for managing excess heat generated by the facility.", "positive": "This table summarizes various parameters related to the drainage system.", "negative": "The facility must comply with all applicable environmental regulations to minimize its impact on surrounding ecosystems."}
{"query": "What are the guidelines for risk acceptance in nuclear regulatory filings?", "positive": "Region I   | No Changes Allowed\nRegion II  | Small Changes<br>Track Cumulative Impacts\nRegion III | Very Small Changes<br>More Flexibility with Respect to Baseline CDF<br>Track Cumulative Impacts", "negative": "The total CDF for internal and external events for WCGS is less than 1.0E-04 yr<sup>-1</sup>, and the total LERF is less than 1.0E-06 yr<sup>-1</sup>."}
{"query": "What activities are HDI permitted to perform under the license transfer application?", "positive": "Specifically, HDI\u2019s activities will be limited to possessing and disposing of radioactive material, maintaining the Indian Point facility in a safe condition, decommissioning and decontaminating the facility, and maintaining the facility\u2019s ISFSI until it can be decommissioned.", "negative": "The NRC Staff, which is not required to participate in this proceeding, did not respond to either the hearing requests or New York\u2019s motion."}
{"query": "High Pressure Coolant Injection system isolation", "positive": "| c.          | HPCI Turbine Exhaust Diaphragm Pressure-High | 3.6.2.2.3 <br> 6.3.2.2.1 <br> 7.3.1.2.1.5 | High Pressure Coolant Injection System | 1). Automatic Initiation: HPCI Turbine Trip due to a Turbine/Turbine control malfunction.<br> 2). Manual Trip | AOT |", "negative": "| e.          | Drywell Pressure\u2014High            | 15.6.4                                          | Steam System Piping Break Outside Containment (MSLB) | See Instrument Function a. above        | DBA |"}
{"query": "proprietary information in nuclear regulation", "positive": "The information sought to be withheld is considered to be proprietary for the reasons set forth in paragraphs (4)a and (4)b.", "negative": "I am a Senior Engineer, GE Hitachi Nuclear Energy Americas LLC (GEH), and have been delegated the function of reviewing the information described in paragraph (2) which is sought to be withheld, and have been authorized to apply for its withholding."}
{"query": "Carbon-14 uncertainty in regulatory filings", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Qualifiers in this report are defined as follows: Analyte is a Tracer compound."}
{"query": "What is COBRA-FLX and its application in nuclear safety?", "positive": "COBRA-FLX is a thermal-hydraulic code developed for modeling the behavior of coolant in nuclear reactors, specifically designed for enhancing the accuracy of critical heat flux predictions during various operational conditions.", "negative": "The design of the reactor includes several safety systems, which must operate independently to ensure the safety of the facility under all conditions."}
{"query": "cracking due to stress corrosion cracking", "positive": "Cracking due to SCC, irradiation-assisted SCC, or fatigue.", "negative": "Loss of material due to wear; loss of fracture toughness due to neutron irradiation embrittlement; loss of preload due to thermal and irradiation-enhanced stress relaxation or creep."}
{"query": "What are the key components of an emergency plan for nuclear facilities?", "positive": "The Emergency Plan includes detailed procedures and instructions for responding effectively to incidents, ensuring the protection of public health and safety.", "negative": "The NRC also provided an overview of the meeting's agenda, which included time allocations for introductions, presentations, and public comments."}
{"query": "What is the energy level of I-131?", "positive": "I-131 has an energy level of 636.97 keV.", "negative": "The NRC requires licensees to maintain records of all safety-related activities."}
{"query": "What is the methodology for determining cladding oxide thickness in nuclear fuel?", "positive": "The NRC staff concluded that the methodology described in Section 3.7.2 is acceptable to calculate the [ ] prediction of maximum cladding oxide thickness.", "negative": "Creep collapse evaluations are performed during the fuel rod design process."}
{"query": "What is the process for nuclear reactor licensing?", "positive": "The nuclear reactor licensing process consists of several key stages including pre-application consultations, application submission, and the review process conducted by the NRC to ensure compliance with safety regulations.", "negative": "The document outlines the job performance measure for the applicants taking the NRC exam, which includes various criteria related to the assessment of their performance during the examination."}
{"query": "What is the function of the APRM and LPRM in nuclear reactor operations?", "positive": "Ability to predict and/or monitor changes in parameters associated with operating the AVERAGE POWER RANGE MONITOR/LOCAL POWER RANGE MONITOR SYSTEM controls including: SCRAM and rod block trip setpoints", "negative": "A plant startup is in progress with the following: - The Reactor Mode Switch is in START & HOT STBY. - An inadvertent reactivity addition occurs."}
{"query": "The NRC allows licensees to seek exemptions from specific regulatory requirements under certain circumstances, such as public health issues.", "positive": "Request for a One-Time Exemption from 10 CFR part 73, appendix B, section VI, subsection C.3.(1)(1) Regarding Annual Force-on-Force Exercises due to COVID-19 Pandemic, dated October 27, 2020.", "negative": "The Davis-Besse Nuclear Power Station is a boiling water reactor located near Oak Harbor, Ohio, and is notable for its safety improvements following outages."}
{"query": "What are the average wind directions at North Anna from 1974 to 1987?", "positive": "The wind direction roses for North Anna show the annual average percentages of wind from various directions between 1974 and 1987, with calm hours totaling 492 out of 91,628 hours, illustrating wind patterns over that period.", "negative": "The NRC conducts systematic evaluations to ensure that the safety systems of nuclear reactors function as intended and remain in compliance with regulatory standards."}
{"query": "high-level waste communication plan", "positive": "Attached is the Agencywide High-Level Waste Communications Plan developed in response to Recommendation 1 in OIG-05-A-10.", "negative": "Preparation of this Communications Plan has been coordinated with Region IV, the Spent Fuel Project Office, the Office of State and Tribal Programs, the Office of Public Affairs, the Atomic Safety and Licensing Board, the Office of the General Counsel, and the Director of Communications."}
{"query": "What does the procedure for emergency plant evacuation entail?", "positive": "Emergency procedures are established to ensure the safe and efficient evacuation of personnel from the plant in the event of an emergency situation, detailing responsibilities and response actions.", "negative": "Pre-fire plans are essential for ensuring safety during maintenance activities and must be reviewed regularly to reflect any changes in operations."}
{"query": "What is the role of the Atomic Safety and Licensing Board in nuclear regulation?", "positive": "FOR THE ATOMIC SAFETY AND LICENSING BOARD\n\n/RA/\nPaul S. Ryerson, Chairman\nADMINISTRATIVE JUDGE", "negative": "It is so ORDERED."}
{"query": "reporting of events affecting licensed nuclear power plants", "positive": "Attachment 1 provides additional reporting criteria found in \u00a7Part 20, 30, 40, and 70 that may be applicable to events involving byproduct, source or special nuclear material possessed by the licensed nuclear plant.", "negative": "Corporate Nuclear Regulatory Affairs and Corporate Chemistry are responsible for making the reportability determinations for \u00a7Part 20, 30, 40, or 70 events associated with all other TVA licensed activities."}
{"query": "ASME OM Code compliance", "positive": "This regulatory guide (RG) lists Code Cases associated with the American Society of Mechanical Engineers (ASME) Operation and Maintenance of Nuclear Power Plants, Division 1, OM Code: Section IST that the U.S. Nuclear Regulatory Commission (NRC) has approved for use as voluntary alternatives to the mandatory ASME OM Code provisions that are incorporated by reference into Title 10 of the Code of Federal Regulations (10 CFR) Part 50, \u201cDomestic Licensing of Production and Utilization Facilities.\u201d", "negative": "Comments should be submitted by the date indicated in the Federal Register notice."}
{"query": "Strontium-90 in nuclear analysis", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.226 +/-0.177 | 0.365 | 0.400 | pCi/g | JXC9 | 08/09/19 | 1636 | 1899424", "negative": "The following Analytical Methods were performed: | Method | Description | Analyst Comments | |----------------------|---------------------------------------|------------------| | 1 | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified | | | 2 | EPA 906.0 Modified | |"}
{"query": "The NRC evaluates the environmental effects associated with liquid effluents during operational phases.", "positive": "Liquid discharge data (Section 10.3.1 - Section 10.3.2) are used to calculate dose consequences used: S - In the Site SAR to demonstrate compliance with requirements listed in Section 10.1, and, E - In the ER to estimate impacts from liquid effluents.", "negative": "Operational impacts of non-radiological atmospheric emissions."}
{"query": "DI&C-ISG-04 compliance", "positive": "DI&C-ISG-04 provides guidance for the application of the regulations contained in 10 CFR 50, Appendix B, to digital instrumentation and control systems.", "negative": "The document outlines various aspects of safety assessments that are periodically required to ensure that reactor operations remain within prescribed limits."}
{"query": "What is the Control Room Envelope (CRE) Habitability Program?", "positive": "A Control Room Envelope (CRE) Habitability Program shall be established and implemented to ensure that CRE habitability is maintained such that, with an OPERABLE Control Room Ventilation System (CRVS), CRE occupants can control the reactor safely under normal conditions and maintain it in a safe condition following a radiological event, hazardous chemical release, or a smoke challenge.", "negative": "The qualitative limits on unfiltered air inleakage into the CRE shall be stated in a manner to allow direct comparison to the unfiltered air inleakage measured by the testing described in paragraph c."}
{"query": "What is the purpose of the core barrel in a nuclear reactor?", "positive": "Typical representation of the concentric impact elements between the fuel assembly grids and the core barrel.", "negative": "The RPV nozzle centerline is crucial for ensuring proper coolant flow and maintaining reactor safety."}
{"query": "green salamander habitat requirements", "positive": "The rare (rank S3S4 \u2014 vulnerable/apparently secure) green salamander inhabits crevices in rock outcrops and cliffs in mature forested landscapes. The green salamander needs moist rock crevices to reproduce and hibernate but is also arboreal, using trees and bark seasonally from May to September (Soto et al., 2021). Rock outcrops and ledges were not observed during the 2021 and 2022 field surveys; therefore, the study area does not provide suitable habitat for the green salamander.", "negative": "The valley flame crayfish is State-listed as endangered and is found in open floodplain areas with high water tables (TDEC, 2021a; NatureServe, 2022). According to the 2021 and 2022 field surveys, no habitat with high water tables is present for the valley flame crayfish on the HCS or within the study area."}
{"query": "defueling water cleanup equipment", "positive": "(i) stepoff pad to the defueling water cleanup equipment;", "negative": "(l) monitor console;"}
{"query": "What is the purpose of analyzing uranium in soil samples?", "positive": "Uranium analysis in soil samples is important for assessing environmental contamination and understanding potential health risks associated with radioactive materials present in the environment.", "negative": "The contact for the analysis is Ms. Cynthia Logsdon, who oversees the project related to soil and vegetation analysis."}
{"query": "The NRC mandates that payments for licensing and regulatory fees must be processed through establish procedures.", "positive": "The NRC requires licensees to remit payment in accordance with established billing procedures as outlined in regulatory guidance documents.", "negative": "The company provides contact information for inquiries regarding service options and technical assistance."}
{"query": "What is the significance of the applicable energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "- **Sample Size:** 1.392E+03 grams"}
{"query": "The licensee must adhere to regulations surrounding critical heat flux during reactor operations.", "positive": "The COBRA-FLX code provides a method for determining the critical heat flux, which is essential for ensuring safe reactor operation.", "negative": "Reactor components must be maintained according to rigorous standards defined by the NRC to minimize the risk of equipment failure."}
{"query": "What is the significance of Phase II testing in archaeological sites?", "positive": "Phase II testing led to determination of eligible for NRHP.", "negative": "No comment listed; site form not available."}
{"query": "What are auxiliary control stations in nuclear safety operations?", "positive": "Auxiliary control stations are provided where their use simplifies control of auxiliary systems such as waste evaporator, sample valve selectors, chemical addition, etc. Sufficient indicators and alarms are provided so that the Control Room operator is made aware of abnormal conditions involving remote control stations.", "negative": "The resulting smoke and vapors would be removed by the Control Area Ventilation System."}
{"query": "What is the significance of average burnup in nuclear fuel assemblies?", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "The Certificate of Compliance No. 1031 B2-67 Amendment No. 11, Revision No. 1 outlines various compliance measures."}
{"query": "The methodology for calculating future population estimates relies on historical data and demographic trends, which is critical for safety assessments.", "positive": "2010 and 2020 projections are based on a methodology determined by the Illinois State University. They are based on 1990 populations and fertility, mortality, and migration rates from the early 1990s.", "negative": "The chart provides a breakdown of the resident and transient population projections within a 16 km radius, including specific mile ranges and corresponding population totals."}
{"query": "The NRC conducts a thorough review of proposed regulatory submissions from licensees.", "positive": "The environmental review process for the Holtec Decommissioning International, LLC's licensing requests involves evaluating the potential impacts of ongoing power operations at the Palisades Nuclear Plant.", "negative": "The public distribution list includes various names and offices involved in the NRC process."}
{"query": "waste evaporator condensate return unit", "positive": "The Waste Evaporator Condensate Return Unit includes a receiver volume of 100 gallons and is designed to operate at a pressure of 200 psig and a temperature of 350 \u00b0F.", "negative": "The Recycle Monitor Tanks are vertical with diaphragm design and constructed from stainless steel, each having an internal volume of 5000 gallons."}
{"query": "The analysis of radioactive nuclides is essential in determining the safety and handling of materials involved in nuclear applications.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|-------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 2.28E+00             | 7.11E-01                | 7.11E-01             |", "negative": "The Weather report indicates the presence of high winds and possible storms in the area."}
{"query": "What is the significance of the M5 Calibration Database in nuclear safety assessments?", "positive": "Figure 26-1: M5 Calibration Database, (Predicted \u2013 Measured) Oxide Thickness vs. Nodal Burnup and Time.", "negative": "The reactor's control system must accurately respond to changes in temperature and pressure during operation."}
{"query": "Reactor Coolant Loop Model", "positive": "Figure 3-124 illustrates the Reactor Coolant Loop Model for Steam Generator Replacement, showing how the coolant circulates through the system to maintain proper temperature and pressure conditions in the reactor core.", "negative": "The findings from the preliminary assessment indicate that components of the system are functioning as intended and no significant deviations from expected behavior were observed."}
{"query": "What are the air quality impacts from operating a natural gas plant?", "positive": "Operation of a natural gas plant would result in emissions of criteria pollutants and GHGs released through the heat-recovery steam generator stacks.", "negative": "Air emissions would be localized and intermittent and adherence to well-developed and well-understood construction best management practices would mitigate air quality impacts."}
{"query": "The NRC establishes specific parameters for the various types of fuel assemblies used in pressurized water reactors (PWR).", "positive": "Combined number of guide and instrument tubes. Assembly characteristics represent cold, unirradiated, nominal configurations.", "negative": "The BW15H1 fuel assembly type contains a total of 208 fuel rods and has a maximum pitch of 0.568 inches."}
{"query": "What does the SAMA Category 'H' refer to in nuclear regulatory filings?", "positive": "A: AC/DC, B: Core Cooling, C: FW/Condensate, D: HVAC, E: Instrument Air/Nitrogen, F: Containment Phenomena, G: Containment Bypass, H: ATWS, I: Internal Flooding, J: Seismic, K: Fire, L: Other, M: Cooling Water, N: Seal Cooling", "negative": "98               | 47                        | Vermont Yankee   | I             | 3 - Combined. A bounding assessment of internal flooding improvements is addressed in SLR SAMA 52."}
{"query": "What are the implications of domestic water well drilling for inadvertent intruder scenarios in nuclear safety?", "positive": "Domestic water well drilling practices can create inadvertent intruder scenarios that may impact the safety and security of nuclear waste sites.", "negative": "The document outlines the framework for analyzing the potential effects of decommissioning on local environments."}
{"query": "The NRC mandates that licensees develop and maintain comprehensive emergency plans to ensure safety.", "positive": "10 CFR 50.47 requires that each nuclear power reactor licensee develop and maintain an emergency plan that ensures adequate protection of the public health and safety.", "negative": "The NUREG-0696 outlines specific operational criteria for emergency response facilities without directly addressing emergency planning responsibilities."}
{"query": "What are the aging management considerations for piping in a potable water system?", "positive": "Loss of material due to general (steel only), pitting, crevice corrosion, flow blockage due to fouling (steel only) is a concern for piping components in the potable water system.", "negative": "Aging Management Programs are essential for ensuring the safety and integrity of nuclear components, which include inspections and preventive maintenance."}
{"query": "nuclear safety analysis", "positive": "The safety analysis for the proposed reactor design includes a detailed evaluation of potential accidents and their consequences, ensuring compliance with regulatory standards.", "negative": "The initial issue of the report was drafted by Warren Odess-Gillett and is marked as completed as of 6/6/2022."}
{"query": "What is the role of the High Pressure Coolant Injection (HPCI) system in emergency cooling?", "positive": "Initiate HPCI to provide core cooling for a wide range of reactor pressures (165 psig to 1146 psig) to provide core cooling following a loss of coolant accident (LOCA)", "negative": "SSCs are modeled consistent with the TS and can be directly included in the RTR tool for the RICT Program."}
{"query": "reactor feedwater pump electrical power supplies", "positive": "Knowledge of electrical power supplies to the following: Reactor feedwater pump(s): motor-driven-only", "negative": "Unit 1 is operating at 50% power with a normal electric plant line-up."}
{"query": "What are the five layers of defense in the Natrium power plant design?", "positive": "There are five layers of defense discussed in Table 5-2 of NEI 18-04 including the following and illustrated in Figure 4-1, Defense Line Concept: 1. Prevent off-normal operation and Anticipated Operational Occurrences (AOO). 2. Control abnormal operation, detect failures, and prevent Design Basis Events (DBE). 3. Control DBEs within the analyzed design basis conditions and prevent Beyond Design Basis Events (BDBE). 4. Control severe plant conditions and mitigate consequences of BDBEs. 5. Deploy adequate offsite protective actions and prevent adverse impact on public health and safety.", "negative": "The evaluation shows that no single layer, function, or feature is specifically relied upon to mitigate the postulated initiating event (PIE)."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity for each nuclide is calculated based on its respective confidence and the reported activity values in picocuries per gram (pCi/grams).", "negative": "The nuclide name and associated id provide essential identification data for regulatory submissions and safety assessments."}
{"query": "The operations at DNPS adhere to federal, state, and local requirements to prevent contamination of groundwater resources.", "positive": "SMALL impact. DNPS is subject to federal, state, and local regulations and has programs and procedures that minimize the potential for groundwater contamination. Continuation of groundwater monitoring and compliance with current and future self-control regulatory requirements would ensure that non-cooling impacts to groundwater quality would remain SMALL.", "negative": "There are no station operations or modifications planned that would alter discharge patterns."}
{"query": "PWR fuel assembly average burnup", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "The certificate details include the Certificate of Compliance No. 1031, Amendment No. 10, and Revision No. 1."}
{"query": "feedwater control system", "positive": "Feedwater and feedwater control system is tested before hot functional testing and at power indications.", "negative": "During steam generator fill hot functional testing, the reactor must maintain proper pressure levels."}
{"query": "sump strainer structural analysis", "positive": "If a backflushing strategy is credited, provide a summary statement regarding the sump strainer structural analysis considering reverse flow.", "negative": "Wolf Creek is not crediting a backflushing strategy for mitigating an excessive strainer head loss condition."}
{"query": "What should the crew do in response to a loss of all annunciators?", "positive": "An indication of a loss of power to all annunciators on Unit 2 would be PK15-22, MAIN ANNUN SYSTEM TROUBLE alarming on Unit 1 and the crew should establish continuous surveillance of ALL parameters in the Unit 2 Control Room.", "negative": "The action is to stop load changes and increase surveillance of all parameters."}
{"query": "The solid radwaste system is critical for managing radioactive waste effectively.", "positive": "PLANT SYSTEMS BASES SOLID RADWASTE SYSTEM", "negative": "The plant systems bases fire detection instrumentation ensure that all fire risks are monitored accurately."}
{"query": "The NRC allows for the inclusion of specific hardware types in spent fuel storage, such as certain rods and components essential for maintaining safety and efficiency.", "positive": "NSAs may contain source rods attached to hardware similar in configuration to guide tube devices (thimble plugs) and burnable absorbers, in addition to containing burnable poison roddlets and/or thimble plug roddlets.", "negative": "Spacers should be used in TSCs to reduce axial gaps for the spent fuel assemblies, nonfuel hardware or damaged fuel cans."}
{"query": "What is IMC 2523 in the context of NRC oversight?", "positive": "IMC 2523, \u201cNRC Applications of the Reactor Operating Experience Program in NRC Oversight Processes,\u201d is a periodic update that has been revised to reflect changes in office organization.", "negative": "No special training is required for any documents issued with this Change Notice."}
{"query": "What is the purpose of monitoring containment pressure in nuclear reactors?", "positive": "Monitor containment conditions to indicate need for potential safeguards actuation.", "negative": "Monitor steam generator temperature conditions during hot shutdown and cooldown, and for use in recovery steam generator ruptures."}
{"query": "The evaluation of archaeological sites within the vicinity of a nuclear facility is a crucial component of environmental assessments.", "positive": "Table 3.8-2 lists archaeological sites within a 6-mile radius of MNGP, including various types of artifact scatters and burial mounds.", "negative": "The NRC evaluates the potential impacts of new regulations on nuclear power generation and environmental sustainability."}
{"query": "yield point in material properties", "positive": "The yield point of A-36 steel is defined as 36.0 ksi, indicating the stress at which the material begins to deform plastically.", "negative": "Tensile stress measures the resistance of a material to being pulled apart and is expressed in units of pressure."}
{"query": "Understanding the effects that variations in steam flow can have on various systems in a nuclear reactor.", "positive": "Changing steam flow effect on reactor coolant system natural circulation flow rate", "negative": "The compressed air system is vital for ensuring that other systems operate smoothly."}
{"query": "17x17 fuel rod design specifications", "positive": "A representative sub-set of the FGR database for fuel rods with 17x17 geometry was selected from Table 8-1 of Reference 7 for comparison against this high duty power history.", "negative": "The high duty operating conditions requested in RAI-29.h are well represented by the sample problem power history shown in Figure 6-9 of Reference 5."}
{"query": "What is the significance of turbidity measurements in water quality assessment for nuclear facilities?", "positive": "Turbidity is a measure of the cloudiness or haziness of water, and it is expressed in Jackson Units; elevated turbidity levels can indicate the presence of pollutants that may affect the safety of nuclear plant operations.", "negative": "Total hardness as CaCO\u2083 is an important measure in assessing water quality, but it primarily indicates the concentration of calcium and magnesium in the water."}
{"query": "What is the safe shutdown earthquake for DNPS?", "positive": "The safe shutdown earthquake for DNPS produces a horizontal acceleration of 0.2 g (EGC 2021a).", "negative": "Soil units designated as prime farmland are identified in Table 3.5-1."}
{"query": "fuel melt tests", "positive": "Fuel melt tests are used to evaluate temperature predictions at high temperature.", "negative": "An overall comparison between predictions and measurements for all the rods in the validation database is shown in Figure 4-2."}
{"query": "The NRC evaluates potential adverse effects on public health due to nuclear plant operations.", "positive": "Health Effects are one of the primary concerns in assessing the consequences of nuclear plant events.", "negative": "Siting near densely populated areas requires careful consideration of the impact on emergency preparedness initiatives."}
{"query": "What is included in the public inspection of NRC documents?", "positive": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d", "negative": "Docket No. 05000261 License No. DPR-23"}
{"query": "The detection of Leakage in the Reactor Coolant Pressure Boundary is critical for ensuring safety.", "positive": "5.2.7, Reactor Coolant Pressure Boundary (RCPB) Leakage Detection Systems.", "negative": "- A. 1-AOI-14, Loss of RHR Shutdown Cooling."}
{"query": "What is the reporting limit in nuclear analytical reports?", "positive": "The Reporting Limit (RL) is the minimum concentration of a substance that can be reliably detected in a sample, as stated in the certificate of analysis.", "negative": "The Dry Soil Prep method includes techniques such as sieving, grinding, and homogenizing to prepare the soil for radiological analysis."}
{"query": "Auxiliary Building Gas Treatment System", "positive": "LCO 3.7.12 Two ABGTS trains shall be OPERABLE.", "negative": "The safety analysis should consist of a comprehensive evaluation of all potential hazards related to reactor operation."}
{"query": "The NRC assessed several power plants, including DNPS, that interact with bodies of water in order to evaluate potential risks from thermophilic organisms.", "positive": "The NRC evaluated 14 plants for LR, including DNPS, that utilize cooling ponds, lakes, canals, or small rivers for conditions that may enhance the presence of thermophilic organisms.", "negative": "The average monthly temperature ranged up to a high of 90\u00b0F for years 2018\u20132022, with the maximum temperature during a month reported as being 93\u00b0F."}
{"query": "Observations about the wind direction and frequency of occurrences provide important data for analyzing environmental impacts.", "positive": "**Total No. Observations:** 128", "negative": "The increase in thermal efficiency of reactors can significantly reduce operational costs."}
{"query": "What is the role of containment isolation valves in nuclear safety?", "positive": "Containment Isolation Valves \u2013 Action 1.a: one or more of the isolation valve(s) inoperable.", "negative": "The NRC requires licensees to submit their reports quarterly to ensure compliance with safety standards."}
{"query": "What are the characteristics and applications of Nickel-63 in nuclear analysis?", "positive": "Nickel-63 is measured in the context of rad liquid scintillation analysis with a reported result of -1.21 pCi/g and an uncertainty of +/-1.47.", "negative": "The Project LA CBWR Site Restoration involves various methodologies and safety protocols to ensure the integrity of nuclear waste management."}
{"query": "NPDES permit thermal limits", "positive": "Oconee Station\u2019s NPDES permit (Duke Energy 2021-TN8897) designates this discharge point as Outfall 001.", "negative": "The annual maximum surface water temperatures at location 508 during this period ranged from 92.5\u00b0F (33.6\u00b0C) in 2009 to 94.8\u00b0F (34.9\u00b0C) in 2008."}
{"query": "What is the exclusion area boundary (EAB) in the context of nuclear licensing?", "positive": "The exclusion area boundary (EAB) is delineated by the boundaries of the CRN Property as shown on Figure 2.1-5.", "negative": "There are no regularly scheduled passenger transportation trains that pass through or service any cities within the 50-mi region."}
{"query": "low-level radioactive waste classification", "positive": "LLRW is classified as Class A, Class B, Class C, or Greater-Than-Class C. Class A includes both dry active waste and processed waste (e.g., dewatered resins). Class B and C normally include processed waste and irradiated components. Class B and C wastes constitute a low percentage by volume of the LLRW generated and can be stored on site within the radwaste building in collection tanks until it is ready to go to the vendor.", "negative": "DNPS has a contract with Energy Solutions for the processing and disposal of all radiologically contaminated material. The amount and types of radioactive waste are reported annually to the NRC via the Annual Radiological Effluent Release Report (ARERR)."}
{"query": "loss of component cooling water", "positive": "The candidate is required to identify and interpret the diverse indications of the U1 SURGE TANK LEVEL HI/LO [249-A] annunciator and the U1 CCS Surge Tank Level indications to determine which train of CCS is affected.", "negative": "Assessment of facility conditions and selection of appropriate procedures during normal, abnormal, and emergency situations."}
{"query": "How is the scaling factor for short fuel assemblies determined?", "positive": "For FAs with active fuel length shorter than 144 inches, reduce the maximum heat load per FA in each loading zone of the HLZCs using a scaling factor (SF) as shown below: SF = \\frac{L_{a,\\,Short\\,FA}}{L_{a,\\,Bounding\\,FA}} \\cdot k_{eff,\\,Bounding\\,FA}", "negative": "The effective conductivity for the shorter FA should be determined using the same methodology documented in the UFSAR."}
{"query": "The ongoing monitoring of potential structural degradation is conducted to ensure that necessary corrective actions are taken before any loss of functionality occurs.", "positive": "The DCPP Structures Monitoring AMP has identified and corrected age-related issues for in-scope structures and structural components.", "negative": "The corrosion was removed from the unistrut configuration and the surface cleaned and recoated."}
{"query": "The NRC specifies that cables from redundant systems must be routed individually to ensure that they do not interfere with one another in case of a hazard.", "positive": "Cables of redundant systems are routed separately to preserve their independence. Separation criteria are established based on the location of the cables within the station so as to preclude any single credible event from rendering inoperative the redundant counterparts of any system.", "negative": "Cables from the cable trays to the various apparatus may be supported by other acceptable wireways, i.e., conduits, ducts, wire channels, etc."}
{"query": "What is the purpose of the RCIC System in nuclear plants?", "positive": "The RCIC (Reactor Core Isolation Cooling) System is designed to provide core cooling in the event of a loss of normal heat removal capability, ensuring that the reactor core remains safe and does not overheat.", "negative": "The table outlines the required actions and completion times for operators when specific conditions are met regarding system performance."}
{"query": "The analysis of samples must adhere to the prescribed time limits to ensure the accuracy of results.", "positive": "All analyses were performed within EPA recommended holding times.", "negative": "Tracer recovery outside acceptance limits. Sample value less than LLD."}
{"query": "What is the purpose of the NextEra Common Emergency Plan?", "positive": "The NextEra Common Emergency Plan outlines the procedures and responsibilities for responding to emergencies that may arise within the nuclear facilities, ensuring safety and compliance with regulatory standards.", "negative": "The document revision history is recorded in a table that includes details such as revision number, approved by, approval date, type, and other metadata related to document control."}
{"query": "defense in depth and diversity", "positive": "The concept of 'Defense in Depth and Diversity' involves multiple layers of safety systems and diverse strategies to enhance the resilience of nuclear facilities against potential failures and accidents.", "negative": "The Westinghouse Non-Proprietary Class 3 document outlines various improvement initiatives aimed at modernizing the operational capacity of nuclear units."}
{"query": "Licensees must ensure that all safety-related systems are regularly evaluated to maintain compliance with NRC standards.", "positive": "Quality assurance programs must encompass all activities that affect the performance of safety-related systems to ensure compliance with regulatory requirements.", "negative": "The procurement document control section outlines the necessary steps for effectively managing supplier qualifications and contract requirements."}
{"query": "The NRC mandates that simulator operators must ensure the system is functioning properly prior to conducting examinations.", "positive": "This JPM has been pre-shot in IC #287.", "negative": "Place the simulator in FREEZE until the applicant indicates an understanding of the task."}
{"query": "endangered bat species", "positive": "The gray bat is listed as Federally endangered by the USFWS. Gray bats roost in caves throughout the year and forage over water, including streams and reservoirs, where they consume mid-flying aquatic insects near the water surface.", "negative": "Bald eagles are Federally protected under the Bald and Golden Eagle Protection Act, and suitable nesting and foraging habitats may exist along the Clinch River adjacent to the ORR."}
{"query": "Data Quality Objective (DQO) process", "positive": "FSS planning and design relies on a properly executed Data Quality Objective (DQO) process to ensure, through compliance with explicitly defined inputs and boundaries, that the primary objective of the survey is satisfied.", "negative": "Based upon review of the historical information, the results of the characterization survey data and RA data, and completion of a final Survey Unit Classification Worksheet, the correct final classification of survey unit L1-010-104 was determined to be Class 1."}
{"query": "subtracted area analysis", "positive": "The Subtracted Area is the difference between the Original Area and the Ambient Background, accounting for uncertainties from both measurements.", "negative": "The Original Area corresponds to the initial measurement of net peak area, which provides a baseline for assessing peak intensities."}
{"query": "What are the risks of localized corrosion in stainless steel components during transport?", "positive": "The staff reviewed the applicant\u2019s corrosion evaluation for the stainless steel components and noted that stainless steel passivity may adequately inhibit general corrosion in most outdoor ambient environments, but stainless steel is susceptible to localized corrosion effects, including loss of material due to pitting and crevice corrosion, when exposed to aqueous outdoor air environments.", "negative": "Table II-F.2 of the application states that corrosion proofing is given to the alloy steel bolts used in the package."}
{"query": "What features ensure that the Containment retains its structural integrity during operational disruptions?", "positive": "The Containment Isolation System serves to maintain Containment integrity in the event of a fluid penetration leak.", "negative": "Design features (such as guards, energy absorbing restraints, etc) are provided to ensure the ability of Containment and the Containment Subcompartments to withstand the pressures, temperatures, and dynamic effects of a LOCA."}
{"query": "surface water quality parameters", "positive": "| Sample Date | Sample      | Constituent   | Units   | Analytical Method |\n|-------------|-------------|---------------|---------|--------------------|\n| 1/16/2021   | SW-7       |  -            |         |                    |\n|             | Sample      |  Chloroform   | ug/L    | E2007              |\n|             |             |  Chromium     | ug/L    | E2007              |\n|             |             |  Copper       | ug/L    | E2007              |\n|             |             |  Lead         | ug/L    | E2008              |\n|             |             |  Magnesium    | ug/L    | E2007              |\n|             |             |  Mercury      | ug/L    | E2451              |\n|             |             |  Potassium    | ug/L    | E2008              |\n|             |             |  Selenium     | ug/L    | E2007              |\n|             |             |  Silver       | ug/L    | E2007              |\n|             |             |  Sodium       | ug/L    | E2008              |\n|             |             |  Thallium     | ug/L    | E2008              |\n|             |             |  Uranium      | ug/L    | E2007              |\n|             |             |  Zinc         | ug/L    | E2007              |", "negative": "| Sample Date | Sample      | Parameters    | Units   |\n|-------------|-------------|---------------|---------|\n| 1/15/2021   | Duplicate   |  -            |         |\n|             | Sample      |  Chloroform   | ug/L    |\n|             |             |  Chromium     | ug/L    |\n|             |             |  Copper       | ug/L    |\n|             |             |  Lead         | ug/L    |\n|             |             |  Magnesium    | ug/L    |\n|             |             |  Mercury      | ug/L    |\n|             |             |  Potassium    | ug/L    |\n|             |             |  Selenium     | ug/L    |\n|             |             |  Silver       | ug/L    |\n|             |             |  Sodium       | ug/L    |\n|             |             |  Thallium     | ug/L    |\n|             |             |  Uranium      | ug/L    |\n|             |             |  Zinc         | ug/L    |"}
{"query": "What is the significance of nuclides in nuclear safety assessments?", "positive": "The identified nuclides include K-40, PB-212, and AC-228, which are essential for assessing the radiation emission and safety measures in nuclear facilities.", "negative": "The document also discusses the energy levels of various reactors, which dictate the types of cooling systems that can be implemented."}
{"query": "peak cladding temperature during DBA-LOCA", "positive": "During a LOC (assuming conservative to CFR 50 Appendix K model numbers), peak cladding temperature reaches 2136 degrees Fahrenheit, which will result in some fuel failure and an increase in radiation in the areas required to restore at least one division.", "negative": "A review of the internal Corrective Action Program (CAP) was performed."}
{"query": "SG setpoints in reactors", "positive": "The examinee must know the different SG setpoints between the units due to different SG designs.", "negative": "A. Correct. See Above."}
{"query": "What is the yield percentage of nuclides in regulatory filings?", "positive": "The yield percentage of the nuclide NB-94 is 100.00%.", "negative": "The energy of the nuclide I-131 is 284.30 keV."}
{"query": "The NRC mandates that licensees evaluate the impact of LOCA-generated debris on ECCS suction strainers...", "positive": "The ECCS strainers in this manner was inadequate to accommodate the potentially much higher head loss associated with LOCA generated debris types and combinations.", "negative": "The HPCI and RCIC strainers were not replaced because the expected duration of pump operation is short in comparison to the high-volume RHR and CS system pumps, so the HPCI strainer will not accumulate significant debris loads in a normal LBLOCA accident response."}
{"query": "What are the construction and operational requirements for the processing facilities at NuFuels?", "positive": "All of the processing facilities will be fenced. Access to the processing facilities will be through the main gate.", "negative": "Based on the location and number of wells, each well field will include one to three metering houses."}
{"query": "What are the radioactive contents in a recycle holdup tank?", "positive": "The recycle holdup tank contains radioactive materials including Kr-87 with an activity of 5.49 x 10\u00b2 Ci, Kr-88 with 1.56 x 10\u00b3 Ci, and many others such as Xe-133 and I-131, varying in activity levels.", "negative": "The volume of the tank is 112,000 gallons, and the total weight of the liquid contained is 4.22 x 10\u2078 grams."}
{"query": "What are the limits for specific activity of the primary coolant in nuclear reactors?", "positive": "3.4.8 The specific activity of the primary coolant shall be limited to: - \u2264 0.5 \u00b5Ci/gram DOSE EQUIVALENT I-131, and - < 550 \u00b5Ci/gram DOSE EQUIVALENT XE-133.", "negative": "With the specific activity of the primary coolant > 0.5 \u00b5Ci/gram DOSE EQUIVALENT I-131, verify DOSE EQUIVALENT I-131 \u2264 30 \u00b5Ci/gram once per 4 hours."}
{"query": "What are the requirements for the Quality Assurance Program in nuclear facilities?", "positive": "The Quality Assurance Program is described in Chapter 17. This program has established requirements for design review procurement, inspection, and testing to ensure that system components are of a quality consistent with 10CFR50.65, \"Maintenance Rule Program\".", "negative": "The CRA HVAC system will maintain its functional integrity within the environmental boundaries established in Section 3.11.4 and Section 6.4."}
{"query": "The NRC utilizes various methodologies to ensure the accuracy of gamma spectrum measurements.", "positive": "Peak Area Range (in channels): 100 - 4096", "negative": "Sample Identification: L-1-010-101-AJGS-006-SS"}
{"query": "The workshop will include presentations that are solicited, and participation in discussions will be open to everyone.", "positive": "Workshop will consist of solicited presentations followed by discussion periods. Open attendance and participation in discussion is encouraged.", "negative": "Just got off the phone with Sherry and Rich. Let's talk about the agenda as soon as possible, either today or tomorrow morning."}
{"query": "What is the process for preparing a draft questionnaire in a nuclear context?", "positive": "The draft questionnaire for harvesting is essential in engaging stakeholders and gathering critical information related to nuclear safety and regulatory compliance.", "negative": "We have scheduling completed for staffing and I have suggestions for consideration to help us get information about what industry is doing."}
{"query": "nrc device transfer procedures", "positive": "Transfer Date: MM DD YYYY", "negative": "NRC Device Key:"}
{"query": "The NRC assesses potential federal actions that might impact the licensing of a project, particularly during the environmental review phase.", "positive": "The purpose of this section is to identify any federal activities that are related to the project, review cumulative impacts due to the projects, and the possible need for another federal agency to participate in the preparation of the environmental impact statement as a cooperating agency.", "negative": "Actions related only to the granting of licenses, permits, or approvals by other federal agencies are not considered in this review, in accordance with NUREG-1555 (USNRC, 1999)."}
{"query": "isotope codes in regulatory filings", "positive": "| Americium-241        | AM241          | Curium-244     | CM244         |", "negative": "This list contains information about devices that NRC records indicate are in your possession, but are not subject to registration."}
{"query": "The NRC maintains all records regarding devices covered by registration.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "| MM | DD | YYYY |\n|----|----|------|\n|    |    |      |"}
{"query": "What is the significance of nuclide MDA in nuclear safety assessments?", "positive": "The nuclide MDA (Minimum Detectable Activity) indicates the lowest level of activity that can be reliably detected for a nuclide, essential for ensuring regulatory compliance in environmental monitoring and safety assessments.", "negative": "All peaks were identified."}
{"query": "The simulation of the 60 kgs UO2 + H2O mixture was crucial for understanding the thermal dynamics of the containment canister.", "positive": "Fully reflected damaged 5x5x6 package array: 60 kgs UO2 + H2O mixture, maximum burn (horizontal and vertical views) ................................................................ 6-35", "negative": "The NRC conducts regular inspections to ensure compliance with safety protocols and procedures within the facility."}
{"query": "The determination of the minimum detectable amount for radiation samples follows standardized methods, as highlighted in various NRC regulatory guides.", "positive": "The lower limit of detection for radiological and environmental samples will be determined similar to Regulatory Guide 4.14, Regulatory Guide 8.30 and NUREG-5849, Section 5.2.", "negative": "Calibration procedures may be compilations of published standard practices, manufacturers' instructions, or procedures written in-house."}
{"query": "What is a critical digital asset in the context of nuclear security?", "positive": "Critical digital assets are defined as those assets whose compromise could adversely impact the safety and security of the nuclear facility.", "negative": "The Performance-Informed Inspection will enhance the oversight process by focusing on significant areas of concern identified during previous inspections."}
{"query": "The NRC mandates that isotopes be quantified accurately, specifying their activity in mCi.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "The manufacturer's device model is essential in identifying its specifications for proper use."}
{"query": "Evaluate the pump's vibration levels against specified criteria to ensure compliance.", "positive": "Applicant determines that pump vibration is within the Required Action Range for Bearing A.", "negative": "The NRC continuously monitors operational safety and efficiency through various assessments of plant performance."}
{"query": "The analysis includes monitoring the energy levels identified using energy calibration methods.", "positive": "**Identification Energy Tolerance:** 1.000 keV", "negative": "**Sample Size:** 8.056E+02 grams"}
{"query": "dissolved boron concentration requirements", "positive": "SR 3.2.1.1 Verify the dissolved boron concentration is met using two independent measurements.", "negative": "Every 24 hours thereafter while the TSC is in the spent fuel pool or while water is in the TSC."}
{"query": "What is the significance of surveillance reports for post-tensioning systems in nuclear plants?", "positive": "In this report, surveillances are generally referred to by calendar year and / or time, T, since the SIT date.", "negative": "The examination schedule proposed in Part 2 of this report is justified if the proposed schedule is supported by an evaluation of each of the 4 post-tensioning system performance categories listed above."}
{"query": "What are the identified nuclides and their properties in nuclear regulatory filings?", "positive": "| Nuclide Name | Id   | Energy (keV) | Yield (%) | Activity (pCi/M\u00b2)  | Activity Uncertainty     |\n|--------------|------|--------------|-----------|---------------------|---------------------------|\n| K-40         | 1.000| 1460.81*     | 10.67     | 7.82517E+004        | 1.28880E+004              |", "negative": "The regulatory requirements for maintaining safety protocols in nuclear plants are essential for ensuring the health and safety of the community."}
{"query": "What is the significance of energy lines in nuclear measurement?", "positive": "Energy lines refer to distinct energy levels at which a specific nuclide emits radiation, and are critical for identifying and quantifying the nuclide's presence and activity in a sample.", "negative": "The uncertainty in measurement can significantly affect the quality of the data collected during the licensing process, as regulators rely heavily on accurate reporting to ensure compliance."}
{"query": "The NRC evaluates the safety and operational readiness of standby diesel generators through stringent fuel-oil system regulations.", "positive": "Regulatory Guide 1.137, Revision 1, October 1979, provides guidelines on the qualification and testing of fuel-oil systems for standby diesel generators in nuclear power plants.", "negative": "Regulatory Guide 1.132, Revision 1, March 1979, focuses on the site investigations necessary for the foundations of nuclear power plants."}
{"query": "The Louisiana Public Alerts, Warnings, and Notifications Plan outlines the necessary training for agencies involved in issuing alerts.", "positive": "Any member of a PAA whose duties include disseminating public alerts, warnings, and notifications must complete all required FEMA Independent Studies course(s) at the time of renewal.", "negative": "West Feliciana Parish contracts with its IPAWS-compliant CAP Alert Origination Software Provider, which hosts the IPAWS system."}
{"query": "simultaneous inoperability of control room temperature control system", "positive": "A self-revealed finding of very low safety significance (Green) and associated non-cited violation of Technical Specification (TS) 5.4.1.a was identified for the licensee\u2019s failure to implement procedure BOP VC-20, VC Chilled Water System to VS Chilled Water System Cross Tie Operation with One Train Inoperable for Maintenance, Revision 4.", "negative": "After the first occurrence on January 31, 2024, the issue and lessons learned were communicated to the department."}
{"query": "NuFuels plans to assess soil samples from the septic system's leach fields for contamination before concluding the licensing process.", "positive": "Sludge in the septic tanks will be analyzed for natural uranium, radium-226, and lead-210 prior to removal and prior to requesting license termination.", "negative": "During the grazing season, NuFuels will collect three separate samples from grazing areas near the processing facility (in the direction of the highest predicted radionuclides). The samples will be analyzed for radium-226 and lead-210."}
{"query": "The NRC mandates that licensees must monitor the progression of various parameters such as the peak cladding temperature (PCT) during accident scenarios.", "positive": "The high PCT cases in the upper part of Figure 4-2 are mainly influenced by the area of the break. This is demonstrated in Figure 4-3 which shows a general increasing trend in PCT with break size.", "negative": "The analysis scatter plots for the case set are shown in Figure 4-1 through Figure 4-5."}
{"query": "The energy values measured in kiloelectronvolts (keV) are vital for analyzing the performance of the testing.", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|---------------|----------------|----------------------|------------------|------------|\n| F 1      | 76.19       | 147 - 161 | 152.93  | 1.64E+02      | 46.48          | 7.04E+02             | 3.73             |", "negative": "| Peak No. | Energy (keV) | Original Area | Orig. Area Uncertainty | Ambient Background | Backgr. Uncert. | Subtracted Area | Subtracted Uncert. |\n|----------|--------------|---------------|------------------------|--------------------|------------------|------------------|---------------------|\n| F 1      | 76.19       | 1.64E+02      | 46.48                  |                      |                  | 1.64E+02         | 4.65E+01            |"}
{"query": "cask lid seal concerns", "positive": "The only cask-related delay in shipment occurred in 1988, when concerns over the O-ring material in the cask resulted in the material being changed to a different grade of elastomer.", "negative": "The only rail shipment incident occurred in 1987, when the train traveling at slow speed struck a car."}
{"query": "The evaluation process at Turkey Point involves comprehensive safety assessments and regulatory compliance measures.", "positive": "The Defense-in-Depth (DiD) strategy at Turkey Point Unit 3&4 ensures that multiple layers of safety are in place to protect against potential hazards.", "negative": "Upgrading the digital systems at Turkey Point will enhance operational efficiency and reliability within the overall grid management framework."}
{"query": "The NRC monitors compliance with safety regulations to ensure public health and safety in nuclear operations.", "positive": "The Nuclear Regulatory Commission (NRC) has established regulations to govern the licensing of nuclear power plants, ensuring they comply with safety and environmental standards.", "negative": "In response to recent changes in policy, the NRC updated its procedures to improve efficiency and accountability across all divisions."}
{"query": "What is the purpose of Generator Differential protection in nuclear plants?", "positive": "Generator Differential protection is a protective function that operates to detect internal faults within the generator by comparing the currents flowing into and out of the generator under normal operating conditions.", "negative": "In nuclear facilities, maintaining the integrity of containment structures is critical for preventing the release of radioactive materials."}
{"query": "What is the bolting integrity program in nuclear facilities?", "positive": "Bolting Integrity (B.2.3.9)", "negative": "The Flow Element Throttle is a critical component in maintaining optimal operational efficiency."}
{"query": "The proposed alternative suggests a different method for managing repair and replacement activities in systems classified under ASME guidelines.", "positive": "The proposed alternative to use ASME Code Case N-752 focuses on risk-informed categorization and treatment for repair and replacement activities in Class 2 and 3 systems, which is a significant aspect of ensuring safety and compliance.", "negative": "The audit plan outlines various objectives, including evaluating regulatory compliance and assessing management practices related to system operations."}
{"query": "MISTRAS Nuclear Quality Assurance Program", "positive": "A comprehensive audit was performed on the MISTRAS Nuclear Quality Assurance Program, including the in-house and field activities affecting quality, conducted during the week of October 21, 2024 (Audit #100-QA-202410).", "negative": "The attached audit report was completed and sent to MISTRAS on November 20, 2024."}
{"query": "activity of nuclides", "positive": "The activity of nuclides is measured in picoCuries per gram (pCi/grams), which provides a quantification of the rate of decay of the radioactive material.", "negative": "The energy levels of the nuclides listed include specific values in keV, which indicate how much energy is released during their decay processes."}
{"query": "demineralizer isotopic decontamination factors", "positive": "Demineralizer isotopic decontamination factors: Kr and Xe isotopes: 1, Sr and Ba isotopes: 1, Rb-86, Cs-134, and Cs-137: 10, Rb-88, Rb-89, Cs-136, and Cs-138: 1, Other isotopes: 1", "negative": "Pressurizer volumes (ft\u00b3):  Liquid volume: 1080  Vapor volume: 720"}
{"query": "What is the activity measurement for radionuclides?", "positive": "Activity (pCi/grams) is a crucial measurement in assessing the radiological properties of nuclides, indicating the amount of radioactive decay per gram of material.", "negative": "The yield percentage represents the amount of a specific isotope produced in a nuclear reaction, which is critical for understanding the efficiency of isotopic generation."}
{"query": "risk-informed completion times", "positive": "The RICT Program provides the necessary administrative controls to permit extension of CTs and thereby delay reactor shutdown or remedial actions if risk is assessed and managed within specified limits and programmatic requirements.", "negative": "Energy Northwest has evaluated the proposed change to the TS using the criteria in 10 CFR 50.92 and has determined that the proposed change does not involve a significant hazards consideration."}
{"query": "Leakage boundary of heat exchangers", "positive": "Heat Exchanger \u2013 (Regen Heat Exchanger) Tube Side Components | Leakage Boundary | Carbon or Low Alloy Steel with Stainless Steel Cladding | Air - Indoor, Uncontrolled (External) | Loss of Material | External Surfaces Monitoring of Mechanical Components (B.2.1.23) | VIII.IP-41 | 3.3.1-080 | A", "negative": "Heat Exchanger \u2013 (Regen Heat Exchanger) Shell Side Components | Leakage Boundary | Stainless Steel | Air - Indoor, Uncontrolled (External) | Cracking | One-Time Inspection (B.2.1.20) | VII.E4.AP-209a | 3.3.1-004 | C"}
{"query": "inadvertent criticality during refueling operations", "positive": "The transient considered is inadvertent criticality due to the complete withdrawal or removal of the highest worth control rod during refueling operations. It is classified as an infrequent incident.", "negative": "There are no EOP Entry Conditions."}
{"query": "The NRC mandates that each facility's operational limits be identified and justified using accurate analyses.", "positive": "The licensee is responsible for providing the acceptable values for the limiting conditions for operation, which ensure the safety and integrity of the facility.", "negative": "Operational procedures must be established to maintain equipment functionality and ensure the workforce is effectively trained."}
{"query": "Reactor Vessel Beltline Components", "positive": "Figure 4.2.1-1: BFN Unit 1 - Reactor Vessel - Beltline Components", "negative": "Figure 2-1: BFN Unit 1/2 SBO Alternate AC Source and Recovery Path Boundaries"}
{"query": "The strainer design must replicate specific parameters to ensure accurate testing during penetration assessments.", "positive": "The test strainer for penetration testing was a prototypical strainer module that matched the key design parameters (i.e., all disks dimensions, including perforated plate thickness, hole diameter, pitch, etc.) of the plant strainer.", "negative": "The effectiveness of the agitation region for each of the penetration tests is shown in Table 3.n.1-1, which documents the quantity of fiber that did not transport to the strainer and was collected from the high agitation or transport regions after the conclusion of each test."}
{"query": "LP3 distribution in regulatory filings", "positive": "Considering the goodness-of-fit, standard error magnitude, and comparison with observed data, the LP3 distribution was found to be the most suitable.", "negative": "The effect of this additional river regulation can be observed in the figure with a reduced fit of the distribution with observed data."}
{"query": "The monitoring plan for Sturgeon Impingement is required to comply with conditions set forth in the Environmental Assessment.", "positive": "The 2021 Spring Sturgeon Impingement monitoring schedule is being submitted in accordance with Term & Condition 11.3 in the 2013 Entergy Indian Point Biological Opinion and Incidental Take Statement, as amended February 9, 2018.", "negative": "The attached document provides a detailed account of the safety protocols in place for the operation of Unit 3 during its scheduled maintenance."}
{"query": "What is the significance of nuclide identification in regulatory filings?", "positive": "Nuclide identified during the nuclide identification is crucial for assessing the radiation safety and compliance with regulatory standards.", "negative": "The energy levels and yields of specific nuclides can vary significantly depending on the conditions under which they are measured."}
{"query": "What determines the National Register eligibility of structures related to nuclear facilities?", "positive": "It seems to me that the 1974 cooling towers would not be National Register eligible due to age, the fact they were not part of the original design, and since they have lost their historic context.", "negative": "Thank you for this additional information. It seems to me that the 1974 cooling towers would not be National Register eligible due to age, the fact they were not part of the original design, and since they have lost their historic context."}
{"query": "The NRC mandates a thorough investigation of damage to internal components of the reactor, which may include areas affected by molten material.", "positive": "Coating of previously-molten material on bypass region interior surfaces is a critical aspect to evaluate during safety assessments to ensure integrity and functionality.", "negative": "Hole in baffle plate can lead to issues with reactor performance, but does not directly relate to the assessment of molten material coatings."}
{"query": "The NRC mandates that facilities maintain proper cooling systems to ensure operational efficiency and compliance with environmental standards.", "positive": "The Cooling Water Structures include station structures as follows: Cooling Lake (includes dikes, associated hot and cold cooling canals), Discharge Canals (includes discharge canal, discharge outfall structure, and emergency spillway), Lake Lift Station and Spillway, Flow Regulating Station (includes diverter gates, control house), Intake Canals, Mechanical Draft Cooling Towers (includes pump intakes), and Ultimate Heat Sink.", "negative": "The primary function of the emergency core cooling system is to provide cooling to the reactor core during loss-of-coolant accidents."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory reviews and approvals from the NRC to ensure that the proposed nuclear facility meets safety, environmental, and security requirements.", "negative": "The station's cooling system is designed to handle increased heat loads during peak operating conditions."}
{"query": "The operational status of the Division I and II electrical power distribution systems is crucial for maintaining safety in nuclear reactors.", "positive": "LCO 3.8.7 The following Division I and Division II AC and DC electrical power distribution subsystems shall be OPERABLE:", "negative": "A.1 Restore AC electrical power distribution subsystem(s) to OPERABLE status."}
{"query": "What is the PAD5 Code in nuclear licensing?", "positive": "The purpose of the meeting was to discuss planned license amendment requests (LARs) to adopt the Performance Analysis and Design Model (PAD5\u2122) Code, the FULL SPECTRUM\u2122 Loss-of-Coolant Accident methodology (FSLOCA), and AXIOM\u2122 Fuel Rod Cladding (with associated exemption request) for the Catawba Nuclear Station, Units 1 and 2, and the McGuire Nuclear Station, Units 1 and 2 facilities.", "negative": "The NRC staff also provided feedback to the licensee regarding quality aspects and the importance of considering providing information in advance to aid in the NRC staff\u2019s review."}
{"query": "groundwater treatment process", "positive": "c. Groundwater Treatment      |  X  |                              |", "negative": "No in-house samples were collected during the month."}
{"query": "dry weight basis analysis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "Samples were re-prepped to verify the results."}
{"query": "probabilistic risk assessment in nuclear licensing", "positive": "This includes identification of how the baseline PRA model is modified for use in the configuration risk management program (CRMP) tools, quality requirements applied to the PRA models and CRMP tools, consistency of calculated results from the PRA model and the CRMP tools, and training and qualification programs applicable to personnel responsible for development and use of the CRMP tools.", "negative": "This includes identification of how the baseline PRA model is modified for use in the configuration risk management program (CRMP) tools, quality requirements applied to the PRA models and CRMP tools, consistency of calculated results from the PRA model and the CRMP tools, and training and qualification programs applicable to personnel responsible for development and use of the CRMP tools."}
{"query": "What are compensatory measures in the context of nuclear licensing?", "positive": "The enclosure outlines the compensatory measures implemented to ensure safety compliance and operational integrity.", "negative": "The Docket 030-30429 refers to various licensing aspects including inspections and assessments of safety-related systems."}
{"query": "The NRC mandates that license applicants must provide safety analyses for their proposed reactors.", "positive": "The regulatory framework requires that each license application for a nuclear facility includes a detailed assessment of safety risks and mitigation strategies.", "negative": "Adobe Reader allows users to view, print, and annotate PDF documents, ensuring a consistent experience across multiple platforms."}
{"query": "status of abandoned wells", "positive": "H25 is classified as Temporarily Abandoned or Inactive.", "negative": "H5 is labeled as Active, indicating it is currently producing."}
{"query": "The analysis confirms that the subcritical condition of undamaged package arrays is maintained as long as the UO2 payload does not exceed 60 kg per ICCA.", "positive": "Figure 6.15 demonstrates that an undamaged NPC package array of unlimited size (5N = \u221e) remains subcritical provided the UO2 equivalent payload is restricted to 60 kg per ICCA.", "negative": "It is noted that prior evaluations have demonstrated that mixtures with the 60 kg UO2 mass limit and a varying amount of H2O are more reactive than mixtures that contain 60 kg total weight of UO2 and H2O."}
{"query": "Westinghouse has established a framework to classify and protect proprietary information crucial for maintaining competitive advantages.", "positive": "Westinghouse has policies in place to identify proprietary information. Under that system, information is held in confidence if it falls in one or more of several types, the release of which might result in the loss of an existing or potential competitive advantage, as follows:", "negative": "The justification for withholding is indicated in both versions by means of lower-case letters (a) through (f) located as a superscript immediately following the brackets enclosing each item of information being identified as proprietary or in the margin opposite such information."}
{"query": "What is the purpose of the Turbine Trip - Turbine Stop Valve Closure trip Function?", "positive": "The Turbine Trip - Turbine Stop Valve Closure trip Function anticipates the loss of heat removal capabilities of the secondary system following a turbine trip.", "negative": "The LCO requires three channels of Turbine Trip \u2013 Low Fluid Oil Pressure to be OPERABLE in MODE 1 above P-9."}
{"query": "The system that helps maintain core temperature during an emergency is critical for reactor safety.", "positive": "Passive residual heat removal system actuation is a necessary action in response to inadequate core cooling.", "negative": "The condensate system plays an important role in the overall water management of the plant but is not directly related to core cooling."}
{"query": "The lessons gained during the pandemic will enhance future NRC oversight during emergencies.", "positive": "NRC inspectors, staff, and management learned a great deal in a short time and the lessons learned and best practices identified should prove highly beneficial for future emergencies that limit or prevent access to nuclear plant sites.", "negative": "NRC oversight of operating reactors during the COVID-19 PHE was appropriate, mostly as a result of the NRC staff and management\u2019s ability to adapt to telework and the challenges the PHE presented."}
{"query": "COVID-19 impact on nuclear plant work hours", "positive": "The application provided the following information: A statement that explains how, and for which covered groups at Hatch, the COVID-19 PHE impacts the licensee\u2019s ability to meet the work-hour control requirements of 10 CFR 26.205(d)(1) through (d)(7);", "negative": "The U.S. Nuclear Regulatory Commission (NRC) has approved the requested exemption from specific requirements of Title 10 of the Code of Federal Regulations (10 CFR) 26, \u201cFitness for Duty Programs,\u201d Section 26.205, \u201cWork hours,\u201d for Edwin I. Hatch Nuclear Plant, Units Nos. 1 and 2 (Hatch)."}
{"query": "What are the regulatory requirements for technical specifications in nuclear plants?", "positive": "10 CFR 50.36(c) requires the TS include items in the following specific categories: (1) safety limits, limiting safety systems settings, and limiting control settings; (2) limiting conditions for operation, (3) surveillance requirements; (4) design features; and (5) administrative controls. The TS changes described in this amendment request are related to categories (1) and (5). The supporting assessments described herein ensure 10 CFR 50.36 requirements continue to be met through the specification of appropriate safety limits and limiting safety systems settings, and the establishment of administrative controls.", "negative": "The report summarizing the results of the MPS3 AREA analysis for GAIA fuel are available for USNRC audit."}
{"query": "Framatome Inc. license details", "positive": "License No.: SNM-1227", "negative": "E. Michel, Chief"}
{"query": "What measures are taken to control personnel contamination in nuclear facilities?", "positive": "Employees will maintain change rooms, showers, and lockers for clean clothing. An operable and appropriately calibrated alpha survey meter will be made available for employee use at the exit of the change room.", "negative": "Uranium processing equipment that must be removed for maintenance or repair will be thoroughly decontaminated to prevent the possibility of contamination in the maintenance shop."}
{"query": "What is the total concentration of cyanide measured in the sample?", "positive": "Cyanide, total | EPA 335.4 | 1 | 0.5 | <0.003 | U | mg/L | 0.003 | 0.01 | 07/26/24 17:14 | bts", "negative": "The cation-anion balance was calculated to be -2.4%."}
{"query": "common Quality Assurance Program", "positive": "Farley, Hatch, and VEGP 1&2 currently use a common QAP (the QATR); the proposed change will integrate VEGP 3&4\u2019s QAP commitments (from the NDQAM into the fleet\u2019s QATR).", "negative": "Updates the fleet QAP (QATR) to incorporate improvements in formatting and content."}
{"query": "The presence of warping indicates potential geological instability in certain formations.", "positive": "Possible warping; Upland Complex offset", "negative": "No observed Jackson Formation offset"}
{"query": "What is a float charge in relation to battery systems in nuclear power plants?", "positive": "Float charge is the condition in which the charger is supplying the continuous charge required to overcome the internal losses of a battery and maintain the battery in a fully charged state while supplying the continuous steady-state loads of the associated DC subsystem.", "negative": "The AOT to bring the unit to MODE 5 is consistent with the time required in RG 1.93."}
{"query": "The samples were assessed based upon their dry weight to ensure compliance with the standards set forth in the analytical procedures.", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "The analysis of the withdrawal of control rods is essential to understanding the reactor's response during abnormal conditions.", "positive": "The spurious withdrawal of reactivity control system control rods analysis was included in the PIRT.", "negative": "The initial steady-state conditions are shown in Table 1."}
{"query": "maximum vent time in emergency operating procedures", "positive": "The maximum vent time is a critical parameter defined in EOP-FRCI-3, ensuring the safe management of reactor operations during emergencies.", "negative": "In normal operations, all systems must be regularly checked for compliance with the established safety protocols."}
{"query": "The NRC requires that deviations and failures are documented as Conditions Adverse to Quality and addressed promptly according to regulations.", "positive": "NRC regulation 10 CFR Part 50, Appendix B, Criterion XVI, states that \u201cmeasures shall be established to ensure that Conditions Adverse to Quality (CAQ), such as failures, malfunctions, deficiencies, deviations, defective material and equipment, and non-conformances are promptly identified and corrected.\u201d", "negative": "Based on the samples reviewed, the team determined that licensee performance in the use of Operating Experience (OE) and Self-Assessments and Audits adequately supported nuclear safety."}
{"query": "What is the function of Relief and Low-Low Set (LLS) Instrumentation in nuclear safety?", "positive": "Relief: Prevent vessel overpressure; LLS: Lower Relief Setpoint on three setpoint groups causing 1 (low), 1 (medium), or 4 (high) group LLS SRVs to remain open longer to prevent multiple actuations and postulated pressure loads on containment.", "negative": "For the relief function, division specific SRV pilot SOVs and supports will be doubled to account for additional SRV cycles."}
{"query": "What is the CIM Technical Report in the context of nuclear licensing?", "positive": "In July 2010, Revision 2 of the CIM Technical Report, WCAP-17179 (ML102170259) was docketed as part of the AP1000 PMS design.", "negative": "As stated in MSFIS SER (Reference 20), the NRC considered the low level of complexity of the design as part of their safety evaluation."}
{"query": "nuclear energy peak analysis", "positive": "| Peak No. | Energy (keV) | Net Peak Area | Net Area Uncertainty | FWHM (keV) |\n|----------|--------------|----------------|----------------------|------------|\n| F        | 238.69       | 47.14          | 4.01E+02             | 2.19       |", "negative": "| Peak No. | Energy (keV) | Original Area | Orig. Area Uncertainty | Ambient Background |\n|----------|--------------|---------------|------------------------|-------------------|\n| F        | 295.19       | 6.30E+01      | 26.50                  | 6.30E+01          |"}
{"query": "What are the essential factors for ensuring the structural integrity of graphite in a nuclear reactor environment?", "positive": "The qualification approach for structural graphite to be used in a KP-FHR includes three basic elements: Confirmation of unirradiated graphite mechanical and thermal properties, Confirmation that the graphite will maintain structural integrity within a neutron flux; and Confirmation that the grade is compatible with a Flibe coolant environment.", "negative": "In December 2001, NRC published \"Phenomenon Identification and Ranking Tables (PIRTs) for Loss-of-Coolant Accidents in Pressurized and Boiling Water Reactors Containing High Burnup Fuel,\" which identifies and ranks the phenomena occurring during selected transient and accident scenarios in both pressurized water reactors and boiling water reactors containing high burnup fuel."}
{"query": "re-activation of SRO license", "positive": "You have been directed to re-activate your license during the 1st quarter to stand the Shift Manager watch on April 4, 2019.", "negative": "The shift schedule for the month of April has been updated to reflect the new staffing assignments."}
{"query": "significant change approval process", "positive": "**Recommendation:** Approve the significant change.", "negative": "Please contact George Odom, Chief, Engineering and Technology Section, Policy and Doctrine Branch, Technological Hazards Division, (202) 802-6989 if you have any questions regarding this memorandum."}
{"query": "What are the safety implications of a gas pipeline rupture near nuclear facilities?", "positive": "The potential consequences to the McGuire facility from a gas pipeline rupture was considered. Two pipelines, one 36 inch diameter and one 42 inch diameter, located one mile south of the plant, are shown in Figure 2-36. A rupture of the 42 inch diameter pipe was postulated for the accident analysis.", "negative": "Drinking water is now supplied by Charlotte Mecklenburg Utility Department."}
{"query": "The NRC mandates evaluations of hydrologic conditions that could affect the facility's safety during operations.", "positive": "Hydrologic failure conditions were assessed using Manning's Roughness Coefficients to determine the impact of land use on water flow and velocity metrics critical for safety analysis.", "negative": "The site investigation revealed multiple aspects of ecological sensitivity, including the presence of endangered species within the study area which necessitated further environmental impact assessments."}
{"query": "What are the eigenvalue comparisons for fuel assembly lattices?", "positive": "Single Fuel Pin Cell Eigenvalue Comparisons (CASMO5-Serpent2) [pcm] for Enrichments 5, 8, and 10 wt. % U-235.", "negative": "Generic PWR Assembly Lattice Pin Fission Rate Comparisons (CASMO5-Serpent2) for 6.3 wt. % U-235 at a Burnup of 0.0 GWd/MTU."}
{"query": "The NRC mandates that licensees conduct evaluations based on the seismic probabilistic risk assessments for their facilities.", "positive": "Risk-informed categorization and treatment of structures, systems, and components for nuclear power plants is established under 10 CFR 50.69, which requires assessments that account for seismic risks and safety concerns.", "negative": "The construction of nuclear facilities must comply with rigorous safety standards and regulatory inspections to ensure operational integrity."}
{"query": "emergency preparedness organizational chart", "positive": "East Feliciana Parish Emergency Preparedness Organizational Chart includes key figures such as the Parish Attorney and members of the police jury, mayors from various towns, and representatives from public safety departments.", "negative": "The Parish Council on Aging works closely with local health units to provide services to the elderly population in the area."}
{"query": "nuclear regulatory exams", "positive": "Last Two NRC Exams  No *", "negative": "Modified Bank #76 DCPP L061 NRC 10/2016  X"}
{"query": "The enhancement of procedures for managing buried piping and tanks can significantly impact long-term operational safety.", "positive": "Continue the existing DCPP Buried and Underground Piping and Tanks AMP, including enhancements to:  (a) Enhance operating procedures to provide direction to evaluate and close Makeup Water isolation valve MU-0-881 as appropriate in case of a pressure boundary failure further along the flow path or in the event the RWSRs are in use for long-term cooling;  (b) Install impressed current cathodic protection for remaining portions of the buried auxiliary saltwater system discharge and supply piping in contact with soil; (c) Revise DCPP backfill procedure to include the guidance in LR-ISG-2015-01, Appendix B, Section 2.f, including a maximum size that meets ASTM D 448-08 size number 67 (size number 10 for polymeric materials) for backfill that is located within 6 inches of the component.", "negative": "Enhancements are implemented by 11/02/2024 <br> Initial inspections completed and additional cathodic protection installed by 12/01/2028."}
{"query": "What is the purpose of the Structures Monitoring program in nuclear licensing?", "positive": "The Structures Monitoring program (B.2.1.33) will manage the aging effect of corrosion for pilings exposed to groundwater/soil or raw water.", "negative": "The option to perform a fatigue waiver was used in lieu of managing for cracking due to cyclic loading with the 10 CFR Part 50, Appendix J program (B.2.1.31) and ASME Section XI, Subsection IWE program (B.2.1.29) via supplemental surface examinations or leak rate test."}
{"query": "What is the significance of population distribution in nuclear licensing?", "positive": "Population distribution data is crucial in assessing the potential impact of a nuclear facility on nearby communities, and it informs the development of emergency planning for evacuation and safety protocols.", "negative": "The table shows the values of population distribution in various directions, measured in a scale of miles."}
{"query": "The NRC has established various guidelines concerning the interactions and responsibilities of licensees in regulatory discussions.", "positive": "The NRC requires licensees to analyze emergency zones in their safety assessments to ensure that potential impacts on the surrounding population are adequately addressed.", "negative": "It is important to ensure that all participants are available for detailed discussions, which have included numerous subcommittee meetings and presentations."}
{"query": "The failure of rod position indicators requires thorough investigation, as outlined in the job performance measure.", "positive": "The task involves responding to a Rod Position Indication failure, which is critical for ensuring the safety and operational reliability of the reactor.", "negative": "The estimated time to complete the performance evaluation was set to 20 minutes, ensuring efficient assessment of operator skills."}
{"query": "A public hearing may be held if the Director determines there is significant public interest in a permit application or draft permit.", "positive": "The Director shall hold a public hearing whenever it is found, on the basis of hearing requests, that there exists a significant degree of public interest in a permit application or draft permit.", "negative": "The Environmental Management Commission meets regularly to review environmental regulations and policies."}
{"query": "The licensing process for nuclear facilities involves thorough safety evaluations by the NRC.", "positive": "The Nuclear Regulatory Commission (NRC) reviews and approves applications for nuclear reactor licenses based on comprehensive safety assessments and regulatory compliance.", "negative": "Reactor coolant systems are essential for maintaining safe and stable operational conditions throughout various phases of reactor operation."}
{"query": "What is the purpose of the Control Rod Operability during refueling operations?", "positive": "Control rods are essential for regulating the fission process in a nuclear reactor, and ensuring their operability during refueling operations is critical for maintaining safety and operational integrity.", "negative": "The thermal performance of the reactor coolant system directly influences the efficiency of heat exchange, impacting overall plant performance."}
{"query": "Xcel Energy is committed to ensuring that operational changes comply with regulations and minimize environmental impacts during the license renewal period.", "positive": "Xcel Energy finds that impacts of the effects on terrestrial resources (non-cooling system impacts) for the proposed SPEO are SMALL.", "negative": "The listed species on or in the vicinity of nuclear power plants also range widely, depending on numerous factors such as the plant location and habitat types present."}
{"query": "weighted mean activity of nuclides", "positive": "Wt mean Activity (\u00b5Ci/grams) refers to the weighted mean of the activity concentration of a nuclide expressed in microcuries per gram.", "negative": "Confidence values are used to indicate the reliability of the nuclide identification and the activity measurements."}
{"query": "What are the space requirements for the Independent Spent Fuel Storage Installations (ISFSIs) at the facility?", "positive": "The station has two separate ISFSIs. The East ISFSI is comprised of two sections and has space for 10 additional casks. The West ISFSI is one pad and has space for 13 additional casks.", "negative": "Drawings and/or photos that are highlighted/marked showing the flow paths for releases for both radiological and non-radiological waste paths."}
{"query": "What is the significance of weighted mean activity for nuclides in regulatory filings?", "positive": "The weighted mean activity is an important parameter for assessing the radiological impact of nuclides, expressed in pCi/grams, as it combines the activity levels with their associated uncertainties to provide a meaningful representation of their radiological characteristics.", "negative": "Errors quoted at 2.000sigma are standard deviations used to indicate the uncertainty in the measurements and calculations associated with nuclear regulatory assessments."}
{"query": "The Tertiary Aquifer plays a crucial role in understanding how radionuclides move through different geological formations.", "positive": "The Tertiary Aquifer is a significant geological feature that can affect the transport of radionuclides in the subsurface environment.", "negative": "Erosion of geological formations can lead to significant changes in surface hydrology and ecological systems."}
{"query": "Licensees must comply with the NRC regulations regarding the approval of safety-related modifications.", "positive": "The NRC regulations specify that any modifications to safety-related systems must undergo a rigorous approval process to ensure compliance with safety standards.", "negative": "The report discusses the financial implications of the recent market changes affecting the nuclear industry, outlining potential impacts on investment returns."}
{"query": "What is the high water level trip in nuclear reactors?", "positive": "Automatic Initiation: Reactor Vessel Water Level (L8) Trip, Feedwater and Main Turbine high water level trip.", "negative": "1). Automatic Initiation: \u2013 APRM/Oscillation Power Range Monitor Upscale Trip, Vessel Water Level (L8) Trip, Turbine TSV Trip."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code provides a detailed methodology for calculating the critical heat flux in nuclear reactors under various operational conditions, ensuring safety during thermal-engineering analyses.", "negative": "The report includes extensive simulations that analyze thermal-hydraulic performance under a variety of grid configurations, which are essential for validating reactor design features."}
{"query": "What is the purpose of the 125V dc power system in a nuclear station?", "positive": "The dc power system is rated at 125V to provide a highly reliable source of power for the operation of vital safety and non-safety-related equipment necessary for the proper and safe operation of the station, as well as safe reactor shutdown under all postulated accident conditions.", "negative": "Batteries are contained in separate missile-protected battery rooms. All rooms are located in the service building, as shown in Reference Drawings 17 and 18."}
{"query": "dam break analysis", "positive": "The Southern Dam Break Plan includes detailed hydrological modeling and risk assessment related to potential dam failures and their impacts on downstream areas.", "negative": "During regulatory evaluations, sound engineering principles are applied to ensure that all structures comply with established safety standards."}
{"query": "reactor containment building leakage rate test", "positive": "Reactor Containment Building Integrated Leakage Rate Test", "negative": "Notification of Field Work Complete for EC 21-4916-2"}
{"query": "ground water requirements for nuclear facility", "positive": "The expected average consumption of ground water for these uses is approximately 1,310 gpm (Table 1.3-1). The expected maximum consumption of ground water for these uses is approximately 3,570 gpm (Table 1.3-1).", "negative": "Ground water samples were obtained from test and observation wells on site and from selected private wells within the limits of the well survey."}
{"query": "nuclear power fractional of nominal", "positive": "| Nuclear Power      | Time (s) |\n|--------------------|----------|\n| 3.0                | 0        |\n| 2.5                | 1        |\n| 2.0                | 2        |\n| 1.5                | 3        |\n| 1.0                | 5        |\n| 0.5                | 6        |\n| 0                  | 10       |", "negative": "The process for submitting a license application requires the applicant to provide detailed information about the intended use of the nuclear material."}
{"query": "What is the significance of nitrate concentration in groundwater monitoring?", "positive": "The table shows the nitrate concentration in groundwater from various monitoring wells at the Westinghouse Columbia Fuel Fabrication Facility, indicating the extent of nitrate presence in the aquifer system.", "negative": "Mill Creek flow direction is influenced by the geography of the site, which impacts local hydrology and environmental considerations."}
{"query": "proposed hearing schedule for regulatory filings", "positive": "TVA respectfully submits the following proposed schedule for consideration by the Board, assuming adjudication before this Board of all four Violations.", "negative": "TVA understands that the Staff will be filing its own proposed schedule."}
{"query": "What is a Part 21 notification in nuclear regulatory context?", "positive": "The verification of the PCV did not include a review for Part 21 notifications.", "negative": "On December 16, 2017, Exelon failed to verify that the PCV met all purchase order requirements as required by SM-AA-102 and accepted the defective part upon receipt of purchase order 637236 at FitzPatrick."}
{"query": "What are the specifics of sample size in gamma spectrum analysis?", "positive": "The sample size for the analysis is 8.156E+02 grams.", "negative": "The operator for the analysis was noted as 'Administrator'."}
{"query": "seismic hazard assessment in nuclear power plants", "positive": "The NRC evaluates the potential effects of natural hazards, including seismic events, on nuclear power plants on an ongoing basis that is separate from the license renewal process.", "negative": "The natural Hayesville and Cecil soils are somewhat limited for site development involving shallow excavations due to high clay content and unstable excavation walls."}
{"query": "what is a pre-charge sequence in a reactor recirculation system?", "positive": "Answer Explanation: QCOP 0202-43, REACTOR RECIRCULATION SYSTEM STARTUP, step F.6 Note describes the Pre-Charge Sequence as follows:\n\n1. RECIRC ASD 1(A)/(2)(B) BKR \u2018OFF\u2019 and \u2018TRIP\u2019 indicating lights are illuminated.\n2. PRE-CHARGE STATUS \u2018READY\u2019 light is extinguished and \u2018IN PROGRESS\u2019 light is illuminated.\n3. RECIRC ASD 1(A)/(2)(B) \u2018OFF\u2019 and \u2018TRIP\u2019 lights are extinguished, and \u2018ON\u2019 light is illuminated.\n4. PRE-CHARGE STATUS \u2018IN PROGRESS\u2019 light is extinguished and \u2018COMP\u2019 light is illuminated.", "negative": "Unit 1 is shutdown. The indications below are observed when the RECIRC ASD 1A control switch is momentarily placed to START, then returned to NORMAL: \n\n- RECIRC ASD \u2018OFF\u2019 and \u2018TRIP\u2019 indicating lights are illuminated.\n- PRE-CHARGE STATUS \u2018READY\u2019 light extinguishes and \u2018IN PROGRESS\u2019 light illuminates.\n- RECIRC ASD \u2018OFF\u2019 and \u2018TRIP\u2019 lights extinguishes and \u2018ON\u2019 light illuminates.\n- PRE-CHARGE STATUS \u2018IN PROGRESS\u2019 light extinguishes.\n- PRE-CHARGE STATUS \u2018COMP\u2019 light illuminates and then extinguishes."}
{"query": "What regulations govern the use of sources of radiation?", "positive": "It shall be unlawful for any person to use, manufacture, produce, distribute, sell, transport, transfer, install, repair, receive, acquire, own or possess any source of radiation unless licensed by or registered with the agency in conformance with rules and regulations, if any, promulgated in accordance with the provisions of this act.", "negative": "The agency shall have the authority in the event of an emergency to impound or order the impounding of sources of radiation in the possession of any person who is not equipped to observe or fails to observe the provisions of this act or any rules or regulations issued thereunder."}
{"query": "maximum annual average site boundary undepleted decay x/Q value", "positive": "The maximum annual average site boundary undepleted/2.26-day decay x/Q value for use in determining gaseous pathway doses to the maximally exposed individual.", "negative": "The maximum annual average resident undepleted/no decay atmospheric dispersion factor (x/Q) value for use in determining gaseous pathway doses to the maximally exposed individual."}
{"query": "procurement documents compliance", "positive": "b. **Describe** implementation to assure purchased materials, items, equipment, and software services conform to conform to the procurement documents:", "negative": "c. Are procedural controls adequate and procedure revision current?  \n   - **YES** [X] **OR NO** [ ] (describe in Findings/Deficiencies current section above)"}
{"query": "What is the role of End of Cycle Recirculation Pump Trip (EOC-RPT) instrumentation in nuclear safety?", "positive": "Two channels per trip system for each EOC-RPT instrumentation Function listed below shall be OPERABLE: 1. Turbine Throttle Valve (TTV) - Closure; and 2. Turbine Governor Valve (TGV) Fast Closure, Trip Oil Pressure - Low.", "negative": "In accordance with the Risk Informed Completion Time Program."}
{"query": "The NRC mandates that a review of potential tornado missile impacts on spent fuel storage facilities must be conducted during safety assessments.", "positive": "An evaluation has been performed to determine the maximum damage to spent fuel elements stored in the spent fuel storage pool in the event a tornado missile enters the pool through the North end of the building.", "negative": "For a discussion of the ventilation and filtration system, see Sections 9.4.2.2 (paragraphs 1 & 2), 9.4.2.3 (paragraph 2), and 5.4.5."}
{"query": "logical connectors in regulatory actions", "positive": "This example represents a more complicated use of logical connectors. Required Actions A.1, A.2, and A.3 are alternative choices, only one of which must be performed as indicated by the use of the logical connector 'OR' and the left justified placement.", "negative": "The radiological impact of a postulated accident scenario is a key consideration for the evaluation of the overall safety of the reactor design and its adherence to regulatory standards."}
{"query": "The NRC mandates that samples be analyzed for various ions, including potassium, in accordance with established methods.", "positive": "Potassium, dissolved\n**EPA 200.7**", "negative": "Sulfate\n**ASTM D516-07/11-16**"}
{"query": "soil sample analysis requirements", "positive": "The selection of two (2) soil samples (L1-010-104-FSGS-006-SS and L1-010-104-FJGS-016-SS) met the requirement that a minimum of 10% of the samples collected for the FSS of survey unit L1-010-104 be analyzed for HTD ROC.", "negative": "Table 5-6 provides a synopsis of the survey design for survey unit L1-010-104."}
{"query": "maximum initial enrichment limits for nuclear fuel", "positive": "The maximum initial enrichment (wt % 235U) for various assembly types is specified in the loading criteria for spent nuclear fuel (SNF) assemblies.", "negative": "In order to ensure safe operations, reactors must also conform to environmental protection standards as outlined by the NRC."}
{"query": "average enrichment of 235U in PWR fuel", "positive": "Initial Assembly Average Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU", "negative": "| 1.3 \u2264 E < 1.5                                      | -     | -     | -   | -   |"}
{"query": "environmental resource documentation", "positive": "We will leverage existing, under review and reviewed, and approved documentation to the extent possible to reduce schedule, costs, and review time for the appropriate environmental resources such as: Meteorology, Noise, Cultural and Historical, Infrastructure, Transportation, Socioeconomic, Etc.", "negative": "We want to know if there can be consideration of assigning NRC staff who are familiar with previous, recent proximate reviews work on this review."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX code utilizes the ORFEO-HMP Critical Heat Flux correlation to predict the critical heat flux in the reactor core under various conditions, essential for safety performance assessments.", "negative": "Table B-1 outlines the test assembly conditions for non-mixing grid tests, detailing parameters such as input flow rates and temperature measurements without reference to critical heat flux."}
{"query": "The energy levels measured for the various peaks indicate the specific interactions taking place within the reactor core.", "positive": "Peak No. F 1 corresponds to an energy of 238.64 keV, with a net peak area of 21.24 and an area uncertainty of 2.36E+02.", "negative": "The reactor design must include redundancies to ensure that all safety protocols are met during normal operations."}
{"query": "What are the regulatory challenges for constructing new nuclear plants in Illinois?", "positive": "In 1987, the Illinois State Legislature passed legislation prohibiting the construction of any new nuclear power plant within Illinois after September 11, 1987 (220 ILCS 5/8-406).", "negative": "CEG has several fossil fuel-generating plants (natural gas-fired, oil-fired, and dual natural gas- and oil-fired) (CEG 2022e)."}
{"query": "The operation of the main feedwater isolation valves must be maintained during specified reactor modes.", "positive": "Three main feedwater isolation valves (FIVs) shall be OPERABLE in Modes 1, 2, and 3, unless certain conditions are met, such as being closed and deactivated or isolated by a manual valve.", "negative": "The reactor design includes multiple redundancy systems to enhance overall safety and operate under expected operational conditions."}
{"query": "The evaluation of applications for licenses involves detailed assessments of safety measures and technical specifications to ensure compliance with nuclear regulatory standards.", "positive": "The NRC's licensing process requires comprehensive safety evaluations and oversight to ensure that plant operations adhere to the established safety regulations and ensure public health protections.", "negative": "Many aspects of environmental monitoring are considered when assessing the broader impacts of the plant's operations on surrounding ecosystems."}
{"query": "dry weight basis", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "There are no exceptions, anomalies or deviations from the specified methods."}
{"query": "What is the ANSI/ANS-3.4 disqualifying condition?", "positive": "Make a clear link to ANSI/ANS-3.4[15.4] conditions/requirements in the submittal.", "negative": "What are the related medical examination results? (readings, laboratory data, physician observations)"}
{"query": "debris generation zone of influence", "positive": "In the Wolf Creek debris generation analysis, the ZOI for a DEGB is defined as a spherical volume centered at the break in which the jet pressure is higher than the destruction/damage pressure for a certain type of insulation, coatings, or other materials impacted by the break jet.", "negative": "Identify which debris analyses used approved methodology default values. For debris with ZOIs not defined in the guidance report/SE, or if using other than default values, discuss method(s) used to determine ZOI and the basis for each."}
{"query": "The NRC provides guidance for the assessment of internal flood hazards, stating that pipe breaks outside containment do not generate debris inside containment.", "positive": "The quantitative risk assessment was performed for LOCAs and SSBIs that occur during full power operation (i.e., Mode 1), which is assumed to be equivalent or bounding compared to the other operating modes.", "negative": "Consistent with the guidance in NUREG/CR-6850 (Reference 15), internal fire hazards are not assumed to result in pipe breaks."}
{"query": "The NRC can grant exceptions to existing license conditions under special circumstances that do not compromise safety.", "positive": "The NRC finds that the license condition, for which exemptions are sought, could not be legally met without contravening social distancing requirements and, as such, unnecessarily risking possible COVID-19 infection to persons involved in the performance of the required actions.", "negative": "An environmental assessment for this action is not required, since this action is categorically excluded under 10 CFR 51.22(c)(14)(v)."}
{"query": "What is the heat transfer coefficient at PCT and burst elevations?", "positive": "The heat transfer coefficients at various times recorded at the cladding surface are significant for understanding thermal aspects of reactor safety, particularly at the PCT elevation of 7.25 ft and burst elevation of 6.25 ft.", "negative": "The historical data showed fluctuations in the operational capacity, highlighting the importance of consistent maintenance and monitoring of nuclear power stations."}
{"query": "What is peak cladding temperature in nuclear reactor analysis?", "positive": "The Peak Cladding Temperature is a critical factor in the analysis of Large Break Loss of Coolant Accidents (LOCA), impacting the integrity of the nuclear reactor's fuel cladding.", "negative": "The table provides a series of mesh point temperatures measured in degrees Fahrenheit alongside corresponding time durations measured in seconds, illustrating numerical results of temperature changes."}
{"query": "containment heat removal systems", "positive": "Heat exchangers that remove energy from the containment sump are modeled with the available heat exchanger options in GOTHIC. Use of a GOTHIC heat exchanger option dynamically couples the heat exchanger performance to the predicted primary and secondary fluid conditions.", "negative": "The containment depressurization system consists of the containment QS subsystem and the containment RS subsystem, with casing cooling."}
{"query": "The manual intervention options during pressurizer pressure fluctuations do impact system responses.", "positive": "When pressurizer pressure increases above the P-11 setpoint, low streamline pressure protection is automatically reinstated and steam pressure protection is removed.", "negative": "The analyses in Chapter 15 of the steam break accidents and an evaluation of the protection system instrumentation and channel design shows that the Engineered Safety Features Actuation System is effective in preventing or mitigating the effects of a steam break accident."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code employs the ORFEO-HMP correlation to predict the critical heat flux conditions in a reactor, which is essential for ensuring safe operation during thermal transients.", "negative": "The table B-3 provides local conditions determined from COBRA-FLX simulations that were conducted for various grid tests across different operational scenarios."}
{"query": "FLEX portable equipment failure rates", "positive": "Two sensitivities have been performed regarding the sources of uncertainty associated with the FLEX modeling in the RICT program.", "negative": "If procedures for initiating mitigating strategies are not explicit and the associated failure probabilities are not directly analyzed by accepted approaches, technical bases for probability of failure to initiate mitigating strategies should be submitted to NRC for review."}
{"query": "The SLCS provides an alternative method for bringing the reactor to cold subcritical conditions without relying on control rods.", "positive": "The SLCS is a backup method of shutting down the reactor to cold subcritical conditions by independent means other than the normal method using the control rods.", "negative": "RG 1.97, Revision 2 is the licensing basis for LGS."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves a series of regulatory steps where applicants must demonstrate their compliance with safety standards set by the NRC, including systematic reviews of design specifications and operational plans.", "negative": "The coolant system in the reactor is designed to maintain optimal temperatures, ensuring efficient heat removal during both normal and emergency conditions, thus protecting structural integrity."}
{"query": "The distribution of the population living within 50 miles of the nuclear facility is a critical factor in assessing emergency preparedness.", "positive": "The total resident population between 10 and 50 miles of the PSEG Site is projected to grow, reaching approximately 8,138,635 by 2081.", "negative": "The table displays various metrics related to reactor safety and performance, including thermal efficiency and operational readiness."}
{"query": "How are the upper and lower limits for nominal trip setpoints in voltage relay systems determined?", "positive": "The upper limit NTSP for the Division I & II Loss of Voltage Relays\u2019 undervoltage function is as follows: NTSP_U-LO(UV) = 91.5 V", "negative": "These Voltage Drop (\u0394V) values are used in Input 4.5.2 when converting the results from the 4kV to the 120V levels and vice versa."}
{"query": "What are the responsibilities of a Radiation Protection Technician in an emergency response organization?", "positive": "B. **Radiation Protection Technician**  - Radiological Monitoring Activities  - ERO Radiological Protection  - Emergency Exposure  - Contamination Control Measures  ", "negative": "1. **Control Room (CR)**  A. **Shift Manager**  - Organizational Interface and Coordination  - Command and Control  - Facility/Group Management and Supervision  - Contact and Use of External Support Services  - Use of Medical, Fire and Law Enforcement Support  - NRC Notification and Communications  - Event Classification  - ERO Notification  - State and Local Event Notification  - ERF Communications  - Accident Detection and Assessment  - Effluent Release and Dose Assessment  - OSC Team Priorities, Dispatch and Control  - Site Assembly and Accountability  - Site Evacuation."}
{"query": "The construction permit for the TerraPower Kemmerer Power Station Unit 1 is being reviewed for compliance with safety regulations.", "positive": "The Nuclear Regulatory Commission (NRC) conducts thorough reviews of construction permits to ensure that proposed nuclear facilities meet technical and safety standards before commencement of construction.", "negative": "The report also indicates that discussions were held about the latest advancements in renewable energy technologies and their impact on the regional power grid."}
{"query": "The NRC evaluates the use of carbon-free energy technologies in combination with demand-side management as a reasonable alternative for energy generation.", "positive": "The NRC staff considers a combination of carbon-free replacement power generation technologies with demand-side management to also be a reasonable alternative to Oconee Station\u2019s SLR.", "negative": "Solar photovoltaic power generation uses solar panels to convert solar radiation into usable electricity."}
{"query": "What are the requirements for non-destructive examination of welds in nuclear fabrication?", "positive": "Progressive PT examination at 2-inch intervals. Final PT again of all welds or repair areas after PWHT (NB 5120) and after hydro IAW NB 5410. PT procedure IAW Section V Article 7 and acceptance criteria IAW NB 5350. PT exam records show acceptable exam results.", "negative": "Fabrication Process Control Sheets. Non-conformance reports (NCRs). Weld procedures and procedure qualification records. VT and PT examination records."}
{"query": "What is the purpose of the Safety Function Determination Program (SFDP) in nuclear regulatory context?", "positive": "The SFDP identifies where a loss of safety function exists. If a loss of safety function is determined to exist by this program, the appropriate Conditions and Required Actions of the LCO in which the loss of safety function exists are required to be entered.", "negative": "A program shall be established to implement the leakage rate testing of the containment as required by 10 CFR 50.54(o) and 10 CFR 50, Appendix J, Option B, as modified by approved exemptions."}
{"query": "The criteria for determining the emergency class level rely on systematically established action levels and facility conditions.", "positive": "A standard emergency classification and action level scheme is established and maintained. The scheme provides detailed EALs for each of the four ECLs in Section IV.C.1 of Appendix E to 10 CFR Part 50.", "negative": "The PSL EAL scheme is documented in EP-PSL-121, PSL Emergency Action Level Technical Basis Manual."}
{"query": "The NRC publications outline the required analytical procedures for reviewing sample data.", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "The samples in this SDG were analyzed on an \"as received\" basis."}
{"query": "What is the significance of UO2 in nuclear fuel performance?", "positive": "Figure 4-26 presents the calculated versus measured rod diameter increase for UO2 fuel, illustrating important thermal and mechanical properties that affect reactor performance.", "negative": "The measured rod diameter increase in Zircaloy-4 reflects its structural integrity under irradiation conditions."}
{"query": "storm surge impact on nuclear facilities", "positive": "Storm surge is a rise in offshore water elevations caused principally by the shear force of winds acting on the water surfaces, typically associated with tropical storms (Reference 2.4-1, Section 3.5). The Cooper Nuclear Station (CNS) is not near any large bodies of water for which storm surge flooding would apply; therefore, the risk to the plant from a storm surge event that could cause flooding at CNS is not expected to be a potential flooding hazard. According to ANSI/ANS-2.8-1992 guidance (Reference 2.4-2), the region of occurrence of a hurricane shall be considered for United States coastline areas and areas within 100 to 200 miles bordering the Gulf of Mexico. Because CNS is located far from any coastline and at a site grade of 903.37 ft NAVD88, hurricanes do not present potential flooding hazards. Therefore, storm surge was screened out as a credible flooding mechanism for CNS.", "negative": "The Cooper Nuclear Station is designed with multiple safety systems that include redundant safety features to address any potential operational issues during normal and abnormal operations. This ensures that the reactor operates within safe parameters, minimizing the risk of accidents."}
{"query": "Loss of material due to pitting", "positive": "Loss of material due to pitting, crevice corrosion, MIC is an aging effect requiring management for piping components made from copper alloy in treated water environments.", "negative": "Piping components made from PVC are used in indoor uncontrolled air environments and show no aging effects requiring management."}
{"query": "contention admissibility standards", "positive": "When a hearing requestor, such as Petitioners here, seeks admission of a contention submitted as part of a timely intervention petition, that contention must satisfy the six admissibility factors set forth in section 2.309(f)(1).", "negative": "We thus conclude that each of the Petitioners has established its representational standing to intervene in this proceeding."}
{"query": "What are the effects of pitting and crevice corrosion on stainless steel piping?", "positive": "Loss of material due to pitting and crevice corrosion", "negative": "Not applicable. There is no concrete or cementitious material piping and piping components exposed to raw water in the Auxiliary Systems."}
{"query": "The NRC mandates licensees to conduct comprehensive analyses of radioactive materials present at their facilities.", "positive": "The parameter for Americium-241 is measured in pCi/g, signifying its concentration in samples analyzed during safety assessments.", "negative": "LaCrosseSolutions is located at S4601 State Hwy 35, Genoa, Wisconsin, and was involved in the LACBWR Site Restoration Project."}
{"query": "ECCS valve testing requirements", "positive": "Verify each ECCS automatic valve in the flow path that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal.", "negative": "In accordance with the Surveillance Frequency Control Program."}
{"query": "The analysis of spectrum data involves subtracting background counts from the original area to derive accurate measurements of net peak areas.", "positive": "The net peak area is calculated by subtracting the ambient background counts from the original area measurements of the peaks recorded in a spectrum analysis.", "negative": "The energy values in the table represent distinct peaks that are measured in kiloelectronvolts, which correspond to specific radioactive isotopes."}
{"query": "What happens to reactor water level with a failed RCIC pump discharge flow?", "positive": "With the RCIC pump discharge flow element failed low, the flow input signal to the flow controller lowers. The flow controller senses that flow is below the demanded flow of 300 gpm and further opens the RCIC throttle valve.", "negative": "A. Incorrect \u2013 Reactor water level rises, not lowers. Plausible because indicated flow is low, which would correlate to lowering Reactor water level. Also plausible because this would be correct on the opposite failure."}
{"query": "What is the purpose of the GAIN initiative in the nuclear sector?", "positive": "The Gateway for Accelerated Innovation in Nuclear (GAIN) initiative was established to provide the nuclear industry with access to the resources and expertise needed to facilitate the faster commercialization of innovative nuclear technologies.", "negative": "Virtual meetings have become increasingly popular as a means to engage remote participants and discuss critical issues without the need for physical presence."}
{"query": "To prevent deterioration of reactor components, licensees must manage aging effects, including those affecting the reactor vessel's integrity.", "positive": "Cumulative fatigue damage; cracking due to fatigue, cyclic loading", "negative": "The structural integrity of the reactor is maintained through regular inspections and adherence to safety protocols."}
{"query": "The NRC mandates an evaluation of changes to assess their impact on reactor structural components and systems.", "positive": "Identify if change affects materials, environment, loading, degradation, geometry, maintenance or mitigation", "negative": "Focus on RPV surveillance, PT limits, USE, PTS, LBB, piping materials and supports, chemical control, etc."}
{"query": "nuclide activity in regulatory filings", "positive": "The activity of a nuclide is expressed in terms of its decay rate, typically measured in picocuries (pCi) per gram of the nuclide.", "negative": "The temperature rise in the reactor core is critical to maintaining the fuel integrity during operational periods."}
{"query": "ITAAC notification types in regulatory filings", "positive": "ITAAC Notification Type (ICN, IPCN, UIN) refers to different classifications used in the notification process for Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) in nuclear regulatory filings.", "negative": "The Federal Register is a daily journal of the U.S. government that contains government agency rules, proposed rules, and public notices."}
{"query": "guide lug inserts in reactor design", "positive": "The staff did not accept Comment #19. Based on the staff's rejection of NEI Comment #1, the staff cannot use MRP-191, Rev. 2 as a basis for citing component-specific aging effects or mechanisms in this ISG. Furthermore, in MRP-227, Rev. 1, Table 3-2, the guide lugs and guide lugs inserts and bolts, are screened in as Existing Program components (i.e., \u201cX\u201d designations) for the mechanisms of fatigue, wear, and radiation-enhanced stress relaxation or creep (ISR/C), even though the EPRI MRP did not specifically reflect fatigue as a cited mechanism in the Existing Program line items for the components in Line Items C13 and C14 in Table 4-8 of the MRP-227, Rev. 1-A.", "negative": "The applicant could also apply the \"RP-320\" item as a consistent-GALL item for only some of the referenced guide lug fixture components in the line item if that is consistent with the IPA basis."}
{"query": "BWR Fuel Region Homogenization", "positive": "The BWR Fuel Region Homogenization Sample Calculation provides detailed information about the area and volume fraction of components such as fuel, void, clad, and interstitial in a boiling water reactor's fuel region.", "negative": "The Upper Nozzle has a mass of 2.08 kg/assy and a volume of 2.6196E+02 cm\u00b3, with a modeled height of 19.0500 cm and a volume fraction of 7.0003E-02."}
{"query": "What process is necessary for nuclear licensing in the United States?", "positive": "The nuclear licensing process involves several key steps, including the submission of a license application that must demonstrate compliance with safety regulations and technical requirements set forth by the NRC.", "negative": "Submitting financial documents is essential for the overall success of any project, ensuring that all parties understand their responsibilities and obligations."}
{"query": "What is the role of Bechtel Power Corporation in nuclear power projects?", "positive": "Bechtel has a history of supporting the nuclear power industry, beginning with the construction in 1950 of the EBR-1 reactor.", "negative": "MACTEC Engineering and Consulting, Inc. performed geotechnical field investigations and laboratory testing in support of SSAR Section 2.5, Geology, Seismology, and Geotechnical Engineering."}
{"query": "The analysis of uranium isotopes, including Uranium-238 and Uranium-235, is critical for understanding radioactive materials in nuclear licensing processes.", "positive": "Uranium-238    | 4710      | 346       |      | 4790  | ug/Kg   | 94.3 | (75%-125%)| SKJ          | 09/19/18 | 12:45  |", "negative": "The target analyte was detected in the associated blank."}
{"query": "The NRC requires strict adherence to regulatory processes for the submission of safety analyses and environmental assessments.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The city of Genoa, Wisconsin is known for its beautiful parks and recreational facilities, attracting many visitors."}
{"query": "What is the significance of cracking in auxiliary buildings as it relates to seismic PRA?", "positive": "Seismic F&O 2-1 remains open because the potential for cracking in the auxiliary building has not been fully dispositioned.", "negative": "Provide a sensitivity study to evaluate the impact of NSSS stiffness on the overall structure and seismic PRA."}
{"query": "What is the requirement for the annual registration of generally licensed devices?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) requires annual registration of certain devices that are possessed under the general license issued in Section 31.5 of Title 10 U.S. Code of Federal Regulations (10 CFR 31.5).", "negative": "An invoice for the current amount due will be sent to you under separate cover."}
{"query": "The OHSEP will coordinate with various local agencies and state service organizations to ensure integrated responses are effective.", "positive": "The Parish Office of Homeland Security and Emergency Preparedness will provide overall direction and control for the Parish items listed in Section 1.0.", "negative": "The Emergency Operations Center Supplies shall include all necessary materials to effectively support emergency response activities."}
{"query": "The NRC requires a review of the steam generator weld examinations carried out at Arkansas Nuclear One, due to concerns over potential degradation.", "positive": "The purpose of this meeting was to discuss proposed alternative examination methods for the steam generator welds at Arkansas Nuclear One, Units 1 and 2, in accordance with regulatory requirements.", "negative": "The financial outcomes of the proposed projects will be evaluated based on their expected returns and risks associated with market fluctuations."}
{"query": "Cultural Resources Report", "positive": "Pursuant to 10 CFR 2.390, \u201cPublic inspections, exemptions, requests for withholding,\u201d Enclosure 2, the Class III Cultural Resources Report, is withheld from public disclosure and may not be made publicly available.", "negative": "Construction of the transmission and water supply lines will have an adverse effect on 48LN8940 because this area will be graded, disturbed, and modified for the construction and installation of these utilities."}
{"query": "nuclear power plant safety", "positive": "Ray insisted that the AEC believed \u201cthat the care taken in design and operation ensures that the chances of a serious accident happening at a nuclear plant are very small.\u201d", "negative": "AEC critics were undoubtedly dissatisfied with Ray\u2019s assertions, and they were certainly disappointed when Senator Jackson\u2019s S. 2135 bill to create the DENR lost steam."}
{"query": "radiological emergency response procedures", "positive": "The purpose of this procedure is to provide guidelines and delineate the responsibilities of the Director of the Office of Homeland Security and Emergency Preparedness (Parish EOC Director) in response to radiological emergencies at River Bend Station.", "negative": "The Director of the Office of Homeland Security and Emergency Preparedness will ensure warning and notification of persons within the 10 mile EPZ, as necessary."}
{"query": "archaeological site assessment", "positive": "Determination of Eligibility, Phase III complete", "negative": "Recommended for Phase II testing"}
{"query": "cultural resources management plan", "positive": "In 1991, a cultural resources environmental assessment and management plan for the Unit 1 project area was completed. The report includes the results of the cultural resource evaluation, which includes a search of archaeological records within the project area. The search identified 37 previously documented archaeological and historic sites. In addition, the report outlines a cultural resource management plan (CRMP) to preserve the cultural antiquities, historical properties, and traditional cultural properties within the Unit 1 project area. The principal objective of the CRMP is to avoid all cultural resources. (Marshall 1991)", "negative": "Prior to the initiation of the Section 106 process, HRI solicited insight regarding historic preservation and mitigation from the tribal agencies (Navajo Natural Heritage Program and Navajo Nation Historic Preservation Department (NNHPD)) and tribes including the Acoma, Hopi, Laguna, Zuni, and All Indian Pueblo Council."}
{"query": "The reactor must maintain adequate coolant flow when the turbine experiences a failure to avoid operational issues.", "positive": "Whenever the turbine-generator unit trips at an operating power level above 50 percent power, the reactor also trips. A heat sink is required to remove heat stored in the reactor coolant to prevent actuation of steam generator safety valves for a trip from full power.", "negative": "If a unit is operating below 67% guaranteed load, loss of one MFP has little or no effect on the unit, since one MFP is capable of delivering sufficient flow to maintain 67% load."}
{"query": "What is the significance of Baseline Core Damage Frequency and Large Early Release Frequency in nuclear safety?", "positive": "Baseline Core Damage Frequency (CDF) and Large Early Release Frequency (LERF) are critical metrics used to evaluate the safety and risk assessments of nuclear power plants.", "negative": "The report includes a detailed analysis of the operational efficiency of the cooling systems and their impact on overall plant productivity."}
{"query": "Class II Cultural Resources Report", "positive": "Pursuant to 10 CFR 2.390, \u201cPublic inspections, exemptions, requests for withholding,\u201d the Class II Cultural Resources Report is withheld from public disclosure and may not be made publicly available.", "negative": "If the adverse impacts cannot be sufficiently avoided or minimized, resolution of adverse effects will be considered pursuant to 36 CFR 800.6(b) and an MOA will be prepared consistent with 36 CFR 800.6(c) (see also 36 CFR 800.8(c)(4))."}
{"query": "The NRC evaluates compliance with the National Ambient Air Quality Standards (NAAQS) based on monitored pollutant levels.", "positive": "Measured Ozone Concentrations and Comparison with NAAQS indicate whether the pollutant levels are in compliance with the established standards.", "negative": "The table lists various counties and their corresponding monitor numbers without indicating any regulatory requirements."}
{"query": "The licensing process requires a thorough review of safety systems and controls to ensure compliance.", "positive": "The Nuclear Regulatory Commission (NRC) requires a comprehensive safety analysis to support the licensing of nuclear facilities, which includes assessing safety-related systems and their operational reliability.", "negative": "The meeting will cover various topics including the regulatory framework, safety assessments, and public engagement strategies."}
{"query": "reactor coolant system boron and shutdown margin", "positive": "EA 2.01 Reactor coolant system boron and/or shutdown margin (OE related) | 3.6 | 3.9", "negative": "EA 2.05 Containment radiation | 2.6 | 2.9"}
{"query": "What are tolerance limits in nuclear safety analysis?", "positive": "The tolerance limits are calculated by analyzing the requisite number of cases to achieve at least 95% probability and at least 95% confidence.", "negative": "The statistical approach described in ANP-10339P-A (Reference 1) is followed to determine acceptance criteria."}
{"query": "What is counting uncertainty in nuclear measurements?", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Report Date for this sample is November 14, 2019."}
{"query": "In the event of an unexpected loss of power to essential systems, a manual scram may be initiated by the Unit Supervisor.", "positive": "Unit 1 is operating at 100% power, when a total loss of 120 VAC ESS Bus occurs.", "negative": "The NRC exam includes various questions related to reactor operations and emergency procedures."}
{"query": "What is a harvesting project in the context of nuclear licensing?", "positive": "The harvesting project aims to optimize the management of spent nuclear fuel and other materials for enhanced recovery and sustainability within the energy sector.", "negative": "The team will present a comprehensive analysis of financial implications and projected cost savings resulting from the new operational strategies."}
{"query": "The NRC provides the ability to appeal any final determinations made in response to requests, and users can also utilize the Agency's Public Liaison for assistance with the FOIA process.", "positive": "You may appeal this final determination within 90 calendar days of the date of this response.", "negative": "As modified, any emails from 11/14/2024-11/9/2024 that include 19 specified words/terms (plus 4 additional pejorative terms if any of the other 19 words/terms appeared), which would reflect upon government officials' reactions to the result of the 2024 election."}
{"query": "what are ADS valves in nuclear reactors", "positive": "The LCO requires five ADS valves to be OPERABLE in order to provide the ADS function. The ECCS analyses are performed with the initial condition of one ADS valve out of service (Ref. 14). Per this analysis, operation of only four ADS valves will provide the required depressurization.", "negative": "If any Required Action and associated Completion Time of Condition E, F, G, or H is not met, the plant must be brought to a MODE in which overall plant risk is minimized."}
{"query": "groundwater level regulatory impact", "positive": "Grand Gulf Nuclear Station Potable Water Wells Physical and Chemical Water Analysis, MS Department of Health Environmental Laboratory, data analysis done in 1999 (Work Order No. 021699-006), 2000 (Work Order No. 031500-118), and 2002 (Work Order No. 022502-020).", "negative": "Handbook of Steel Drainage and Highway Construction Products, 2nd Ed., American Iron and Steel Institute, R. R. Donnelly and Sons Co., 1971."}
{"query": "aquatic resource impacts from cooling systems", "positive": "During the license renewal term, cooling system intake and discharge would continue to affect aquatic resources.", "negative": "The implementation of BMPs and adherence to vegetation management protocols would ensure minimal impact on aquatic resources from ROW management and maintenance."}
{"query": "The contact information for individuals in charge of operational components is required.", "positive": "The document specifies the name, email, and phone number of the Point of Contact (POC) for operating components and field installations, if applicable.", "negative": "The design and installation of safety valves are critical to maintaining system integrity during operation."}
{"query": "How does PRA contribute to assessing risks in nuclear facility operations?", "positive": "The role of the PRA in the severe accident and evaluating the impact of things allowed by design changes is crucial for understanding potential risks.", "negative": "It's good. That'll be good."}
{"query": "What are the transportation routes leading to the Unit 1 project area?", "positive": "The primary access to the Unit 1 project area is from Navajo 11. Beginning at I-40 exit 53, the primary access road is reached by the following route: - Drive north on NM 371 for approximately 45 km [28 mi] - Turn left and drive west on Navajo 9 for about 6 km [3.5 mi] - Turn left and drive southwest on Navajo 11 for approximately 2 km [1 mi] - Turn right at the primary access road.", "negative": "Regional roads and truck accidents were discussed in Section 3.4 of the CUP FEIS. The ISR GEIS (Section 3.5.2) provides general information on regional roads and traffic counts in northwestern New Mexico."}
{"query": "The NRC guidelines mandate specific structural support requirements for piping systems under ASME Class 2 and 3 standards.", "positive": "Supports for ASME Class 2 and 3 Piping and Components (Constant and variable load spring hangers; rod hangers, clamps, straps, guides, stops, seismic anchors or restraints, support frames; bolting) | Structural Support | Galvanized Bolting | Air - Indoor, Uncontrolled | Loss of Preload | ASME Section XI, Subsection IWF (B.2.1.30) | III.B1.1.TP-229  | 3.5.1-087 | A", "negative": "Aging Management Programs are essential to ensure the integrity and reliability of components over time."}
{"query": "nuclide identification", "positive": "Nuclide Library Used: C:\\Canberra\\Apex\\Root\\Dairyland_NPP\\Library\\HOTALB.NLB", "negative": "Errors quoted at 2.000sigma"}
{"query": "The NRC's assessment includes evaluations of components like closure bolting exposed to various environmental conditions.", "positive": "Loss of material of steel and stainless steel bolting exposed to atmosphere/weather, plant indoor air, or a ventilation atmosphere is managed by the DCPP Bolting Integrity AMP (B.2.3.9), which takes exception to NUREG-1801.", "negative": "Not applicable. There are no steel, high-strength high-pressure pumps or closure bolting in the Auxiliary Systems."}
{"query": "What is the significance of well completion dates in resource exploration?", "positive": "Completion Date: 12/11/1981", "negative": "The NRC requires periodic inspections of nuclear facilities to ensure operational safety."}
{"query": "nuclear safety system requirements", "positive": "Nuclear safety systems are designed to ensure the protection of the public and the environment during normal operations and in the event of accidents, and they must comply with stringent regulatory requirements.", "negative": "The reactor core is composed of enriched uranium dioxide fuel pellets, which are manufactured to high precision standards to ensure optimal performance."}
{"query": "The examination of components used in fire protection systems is crucial for ensuring safety during operations.", "positive": "Valve Body | Pressure Boundary | Copper Alloy with 15% Zinc or More | Lubricating Oil (Internal) | Loss of Material | One-Time Inspection (B.2.1.20) | VII.G.AP-133 | 3.3.1-099 | A", "negative": "Gas (Internal) | None | None | VII.J.AP-9 | 3.3.1-114 | A"}
{"query": "Each simulator operating test must have the correct event type identified corresponding to the applicant's position during the test.", "positive": "For the set of scenario columns, fill in the associated event number from Form 3.3-1, \u201cScenario Outline,\u201d to show the specific event types being used for the applicant while in the assigned crew position for that scenario.", "negative": "Minimums are subject to the instructions in Section C.2, \u201cLicense Level Criteria.\u201d"}
{"query": "What is the process of background subtraction in radiation analysis?", "positive": "In the Background Subtract Report, the process involves taking the Original Area of the identified peaks and subtracting Ambient Background to get the Subtracted Area, which reflects the true signal from the background noise.", "negative": "The Nuclide Identification Report does not provide any identified nuclides, indicating either that no nuclides were detected or that additional analysis is required."}
{"query": "The estimated duration of exposure for industrial workers is specified as 25 years according to regulatory guidelines.", "positive": "EPA OSWER Directive 9285.6-03 established an exposure duration of 25 years for the industrial receptor.", "negative": "Assumed to annually spend 1,600 hours indoors and 400 hours outdoors, plus 250 hours (1 hours/day x 250 days) indoors to account for eating lunch on site, early daily arrival, and late daily departure."}
{"query": "thermocouple inspection procedures", "positive": "3. PLUG TO CONDUIT WELD AT THE FOUR SUPPORT COLUMNS ADJACENT TO THE THERMOCOUPLE COLUMNS.", "negative": "22. BAFFLE ASSEMBLY SCREEN LOCKING ARRANGEMENTS AT THE TWO TOP AND THE TWO BOTTOM FORMER ELEVATIONS."}
{"query": "The theoretical mixture of UO\u2082 and H2O is important for understanding maximum burn scenarios.", "positive": "Fully reflected damaged single package, theoretical UO\u2082 + H\u2082O mixture, maximum burn.", "negative": "Fully reflected damaged single package, theoretical UO\u2082 + H\u2082O mixture, maximum burn, flooded package."}
{"query": "Crownpoint Uranium Project regulatory filings", "positive": "The Crownpoint Uranium Project, which is currently under license SUA-1580, involves the renewal application process that encompasses extensive regulatory review and safety assessments.", "negative": "The Ponds 5.5 Acres section outlines the geophysical characteristics of the site without addressing the regulatory specifics required for uranium extraction activities."}
{"query": "What is the definition of instrument accuracy in nuclear systems?", "positive": "Starting with the OM-1994 addendum of the code, the definition of instrument accuracy is clarified to read, \u201cthe allowable inaccuracy of an instrument loop based on the square root of the sum of the square of the inaccuracies of each instrument or component in the loop when considered separately. Alternatively, the allowable inaccuracy of the instrument loop may be based on the output for a known input into the instrument loop.\u201d", "negative": "Environmental effects, process effects, and vibration effects on loop accuracy (see Question 2 of Interpretation 95-07)."}
{"query": "What are the functions of containment penetrations in nuclear reactors?", "positive": "In general, a penetration consists of a sleeve embedded in the concrete wall and welded to the containment structure liner. The pipe, electrical conductor cartridge, duct, or access hatch passes through the embedded sleeve and one or both ends of the resulting annulus are closed off by welded end plates, bolted flanges, or flued heads. The penetrations are designed to maintain the same high degree of leak tight integrity afforded by the containment structure itself.", "negative": "The equipment hatch is furnished with double O-rings and a bolted dished door. The hatch barrel is embedded in the containment structure wall and welded to the liner. Provision is made for pressurizing the space between the double O-rings of the hatch flange to support leak testing."}
{"query": "regulatory relief for nuclear licensees", "positive": "As requested by the licensee in letter 20-042 dated May 22, 2020, which included a proprietary enclosure, and letter 20-082 dated December 18, 2020, the regulatory relief below is granted from the license commitments specified in Chapter 4 of the License Application in anticipation of the potential impacts to radiation protection staffing levels from the Coronavirus Disease 2019 public health emergency.", "negative": "The reactor core design must meet specific thermal and hydraulic performance requirements to ensure that the fuel operates within safe limits during normal and accident conditions."}
{"query": "The NRC defines the conditions for adequate cooling systems in terms of operational requirements during unexpected events.", "positive": "Tube Plugging Criteria for Safety-Related Room Cooler (Aerofin AL6XN) Cooling Coils outlines the specifications for ensuring that safety-related cooling systems maintain proper function under specified temperature conditions.", "negative": "The inspection procedure includes various drawings and documents for different engineering changes that are required for system upgrades."}
{"query": "nuclear fuel assembly average burnup", "positive": "The table lists the cooling times and the corresponding assembly average burnup levels\u2014specifically, the range of average burnup values measured in gigawatt days per metric ton uranium (GWd/MTU) for different types of fuel assemblies.", "negative": "The reduced pressure in the system is maintained through a series of valves and responsive controls that ensure optimal performance under operational conditions."}
{"query": "What is the impact of debris transport on chemical release calculations in nuclear safety?", "positive": "All insulation debris is assumed to be in two-phase flow, resulting in an over-prediction of the chemical release calculation.", "negative": "The quantity of fine debris washed down (transported to the surface and cores) is that do not initiate containment."}
{"query": "Ge-68/Ga-68 generator regulations", "positive": "An applicant requesting authorization for a Ge-68/Ga-68 generator should commit to the following: Providing instructions and/or training on the manufacturer\u2019s procedures to all individuals involved in Ge-68/Ga-68 generator use, commensurate with the individual\u2019s duties to be performed; Not opening, breaching, or physically modifying the Ge-68/Ga-68 generator in any way; Following the manufacturer\u2019s procedures, including: generator set-up; generator elution; Ge-68 breakthrough testing and frequency when in use; and final disposition; Eluting the generator in accordance with the manufacturer\u2019s stated frequency and procedures to minimize the concentration of Ge-68 in the eluate; Not using an expired generator for preparation of materials that will be administered to patients or human research subjects; Only using a generator that has a clearly marked expiration date; After installation, performing the conditioning procedure following the manufacturer\u2019s instructions properly disposing of the conditioning eluates prior to the first use of eluate for testing or human use; Developing and implementing written procedures for the determination of breakthrough that will detect whether the eluate exceeds the manufacturer\u2019s recommended breakthrough limit; During the course of breakthrough testing, if the eluate exceeds the manufacturer\u2019s breakthrough limits, the eluate will not be distributed or administered to a patient.", "negative": "Methods that differ from those described here may be deemed acceptable if they provide sufficient basis and information for the NRC staff to conclude that the proposed alternative demonstrates compliance with the appropriate NRC regulations."}
{"query": "Nuclear licensees must comply with regulatory frameworks that govern operational safety and environmental protection.", "positive": "The regulation of nuclear reactor operations is primarily governed by the Nuclear Regulatory Commission (NRC), which oversees licensing and safety protocols.", "negative": "The design of the nuclear facility must incorporate advanced cooling systems to ensure operational efficiency."}
{"query": "The Illinois Agency oversees a uranium recovery initiative, which includes licensing and environmental inspections.", "positive": "The EM Section administers the uranium recovery program.", "negative": "During the review period, the State finalized regulatory amendments and received NRC correspondence stating 'No Comments' for 2015-3, 2018-2, 2018-3, 2019-1, and 2019-2."}
{"query": "emergency diesel generators", "positive": "B. (continued) B.2 Declare required feature(s), supported by the inoperable EDGs, inoperable when the redundant required feature(s) are inoperable.", "negative": "The 72-hour Completion Time is extended to 7 days one time for each of the Division I MDCT fan pedestals (A and C) to allow repair online during Cycle 22, regardless of whether maintenance is completed during the attempt."}
{"query": "welding techniques in nuclear reactor repair", "positive": "(c) Welding electrodes would be rigidly controlled as to sizes employed and temperature maintenance.", "negative": "The decision was made to repair Unit 1 Steam Generator Supports at the North Anna site and Unit 2 offsite because of schedule requirements."}
{"query": "nuclear licensing processes", "positive": "ITAAC Deleted Per License Amendment 113", "negative": "Sufficient Information"}
{"query": "nuclear power plant operations during the license renewal term", "positive": "2.2.1 Nuclear Power Plant Operations during the Subsequent License Renewal Term", "negative": "2.4.1 Solar Power"}
{"query": "The NRC mandates that licensees assess the integrity of components that have shown leakage, especially when not covered by standard testing protocols.", "positive": "Operational Leakage is leakage through a flaw in the pressure retaining boundary discovered outside any ASME BPV Code required pressure test.", "negative": "The proposed amendment to the Commission\u2019s regulations would unnecessarily conflate maintaining ASME Code compliance with operability determinations, which will result in unnecessary exigent requests for Code relief and unnecessary potential plant shutdowns which could result in increased plant risk."}
{"query": "Degraded Voltage Time Delay Function", "positive": "The 4.16kV Bus Degraded Voltage Time Delay function is comprised of two independent relay functions. The first relay function is the time delay response of the Degraded Voltage relays. The second is the Time Delay Relay function. Taken together, these functions define the duration for the entire 4.16kV Bus Degraded Voltage time delay function prescribed in the Technical Specification.", "negative": "The lower limit NTSP will be calculated using the lower Allowable Value as follows:"}
{"query": "loss-of-coolant accident dose analysis", "positive": "The loss-of-coolant accident (LOCA) dose consequence analysis, documented in Section 15.4.1.9, assumed an effective elemental iodine removal coefficient (spray lambda) of 10 per hour for the duration of the accident.", "negative": "In addition to the quench spray headers, there are recirculation spray headers located an average of approximately 85 feet above the operating floor."}
{"query": "What is the role of the Nuclear Service Water System in nuclear plant operations?", "positive": "The Nuclear Service Water (NSW) System provides assured cooling water for various Auxiliary Building and Reactor Building heat exchangers during all phases of station operation.", "negative": "In conjunction with the Ultimate Heat Sink, comprised of the Standby Nuclear Service Water Pond (SNSWP), the NSW System is designed to meet design flow rates and heads for normal station operation and also those flow rates and heads required for safe station shutdown under the following conditions while sustaining a single failure:"}
{"query": "The calibration factor is derived from the uniformity of the radioactive source spread across the surface of the pipe.", "positive": "The purpose of the present work was to estimate, by Monte Carlo simulation, the calibration factor assuming that the Cs-137 was uniformly distributed over the entire internal surface of the pipe, instead of in just the 1 ft x 1 m rectangle.", "negative": "The material definitions are from report PNNL-15870 Rev1."}
{"query": "The Passive Core Cooling System is crucial for maintaining safe reactor operations during core cooling events.", "positive": "The Passive Core Cooling System provides a safety feature that ensures adequate cooling of the reactor core even under postulated accident conditions.", "negative": "The design incorporates various components to ensure effective heat transfer and structural integrity under operational conditions."}
{"query": "What are the requirements for reactor licensing under NRC regulations?", "positive": "The licensing process for reactors involves rigorous safety assessments, compliance evaluations, and public consultations prescribed by the NRC to ensure operational safety and environmental protection.", "negative": "The document outlines various administrative processes and timelines for submitting responses to regulatory inquiries, maintaining a detailed record of all correspondence and actions taken."}
{"query": "What is a completion time for a required action in nuclear regulatory filings?", "positive": "Each Required Action has its own Completion Time. Each Completion Time is referenced to the time that Condition B is entered.", "negative": "Condition B has two Required Actions."}
{"query": "What materials are commonly used in containment structures?", "positive": "| Item | Description                                       | Area (sq. ft) | Thickness (ft)     | Material        |\n|------|---------------------------------------------------|----------------|---------------------|------------------|\n| 1    | Containment Vessel Dome                          | 20,773.8      | 0.00059, 0.0573     | Paint, Carbon Steel |\n| 2    | Containment Shell                                | 3,139         | 0.00059, 0.0625     | Paint, Carbon Steel |", "negative": "| Item | Description                                       | Area (sq ft)  | Thickness (ft)     | Material        |\n|------|---------------------------------------------------|----------------|---------------------|------------------|\n| 1    | Operating Deck Floor                             | 1,709.9       | 0.001167, 1.25      | Paint, Concrete     |"}
{"query": "What is the purpose of the Component Cooling Water System in nuclear facilities?", "positive": "The CCW System also provides RCP thermal barrier cooling in the event of a loss of charging system RCP seal injection.", "negative": "At some period of time into the accident scenario, SW flow is re-established to two CCHXs to affect a cooldown of the non-accident unit."}
{"query": "steam moisture trap manifold", "positive": "Performer locates at least one valve for each Main Steam Line steam moisture trap manifold.", "negative": "Step B of 2-E-3, Attachment 4, Steamline Isolation (Local), is broken into 3 steps to be evaluated."}
{"query": "What is the significance of a nuclear reactor's license renewal process?", "positive": "The license renewal process for nuclear reactors involves a thorough review of the facility's safety records, environmental impact, and operational procedures to ensure continued compliance with regulatory standards.", "negative": "The primary function of safety valves in a reactor system is to prevent overpressure conditions, ensuring the integrity of the reactor vessel and protecting the overall system from potential hazards."}
{"query": "The process for approving the release of gaseous materials involves understanding contamination controls and safety protocols established by the NRC.", "positive": "(4) Radiation hazards that may arise during normal and abnormal situations, including maintenance activities and various contamination conditions.", "negative": "The applicant must adhere to the procedural requirements for documenting the start and stop times for all operations related to the waste management system."}
{"query": "nuclear reactor licensing", "positive": "Nuclear reactor licensing is a regulatory process that ensures reactors are designed, constructed, and operated safely and in compliance with federal regulations and standards.", "negative": "Mission Analytics Portal (MAP-X) serves as a platform for various external data interactions, enhancing mission planning and analytics."}
{"query": "The NRC has specific protocols for the documentation and approval of licensing amendments.", "positive": "This refers to your license amendment request dated January 20, 2025. Please find enclosed Amendment No. 7 authorizing the removal of an authorized user, removal of authorized licensed material and the associated area of use, and addition of a new area of storage or use.", "negative": "You will be periodically inspected by the NRC. Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action(s) against you."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves several key steps, including the submission of safety analysis reports, environmental assessments, and compliance with regulatory standards set by the Nuclear Regulatory Commission (NRC).", "negative": "The drawing number 177D4970, as shown in Sheet 7, represents various components of the reactor design and illustrates the layout and specifications of critical systems."}
{"query": "The mean activity of a nuclide is reported in picocuries per gram, reflecting its radiological significance.", "positive": "Wt mean Activity (pCi/grams) refers to the average radioactivity per gram for a specific nuclide, which is essential for assessing safety and regulatory compliance.", "negative": "The table presents details about various nuclides, including their confidence values and associated uncertainties, but does not discuss the impact of radiological assessments on public safety."}
{"query": "what is NRC Form 313", "positive": "If you wish to continue your licensed program, you should prepare and submit a renewal application on NRC Form 313 (enclosed), following regulations in 10 CFR and licensing guidance NUREG 1556, \u201cConsolidated Guidance About Materials Licenses.\u201d", "negative": "If you do not wish to renew your license, you must dispose of or transfer all licensed radioactive material in your possession in accordance with 10 CFR 30, 40 and 70."}
{"query": "The NRC may extend its regulatory authority over fusion devices by categorizing them as utilization facilities, contingent upon specific findings related to atomic energy and public safety.", "positive": "The NRC Staff Memorandum goes on to note that the AEA requires that, for treatment of a fusion facility as a utilization facility, the 'Commission must find in a rulemaking both that: (1) fusion constitutes \u2018atomic energy\u2019 within the meaning of the AEA, and (2) the fusion process is of such quantity as to be \u2018of significance to the common defense and security, or in such manner as to affect the health and safety of the public.'", "negative": "The potential hazard of an activated first wall and dust can be addressed through appropriate material selection so that activation is minimized in the first place, remote maintenance machines to minimize dose to maintenance personnel, and procedures to maintain reasonable waiting periods after operation for maintenance personnel to start work."}
{"query": "The load setpoint for a reactor must be adjusted according to operational guidelines.", "positive": "Raise the Load Set Setpoint to 110% in accordance with QCGP 3-1 Attachment B step 2.", "negative": "A Unit 1 DEHC failure resulted in LOAD SET being driven to 85."}
{"query": "The NRC evaluates the potential environmental impacts of the proposed nuclear project before granting a license.", "positive": "The licensing process for nuclear facilities requires a thorough assessment of the environmental effects to ensure that public health and safety are protected.", "negative": "The construction plan incorporates advanced seismic designs to withstand potential earthquakes."}
{"query": "The analysis of lightning strike data is crucial for ensuring safety and reliability at nuclear facilities.", "positive": "Computed Lightning Strike Density at Oak Ridge and Knoxville, Tennessee on the basis of historical data shows 15.1 strikes per square mile at Knoxville Airport for the recorded years.", "negative": "The reactor core design must comply with the standards set by the NRC to ensure safety during operation."}
{"query": "The NRC oversees the licensing process to ensure compliance with safety and environmental regulations.", "positive": "The process of nuclear licensing involves multiple steps and a thorough review of each applicant's capability to operate safely and in compliance with regulatory standards.", "negative": "Various reactor designs have been implemented to address specific energy needs and regulatory requirements."}
{"query": "The NRC performed an assessment of the potential environmental impacts related to the continued operation of the Oconee Nuclear Station beyond its originally established license period.", "positive": "The FEIS includes the NRC staff\u2019s site-specific evaluation of the environmental impacts of the subsequent license renewal (SLR) for Oconee Station and alternatives to the SLR.", "negative": "The letter also informed the Tribe about the general process of environmental obligations under various federal statutes."}
{"query": "post-tensioning system performance", "positive": "The results of the 9 post-tensioning system in-service examinations conducted at Callaway between 1985 and 2021 show that the system is continuing to perform its intended function and that it can be expected to do so until well past the proposed January 2030 deadline for completion of the next surveillance.", "negative": "Occasional buttonhead loss is normal for BBRV tendons (wires anchored by cold formed buttonheads) and generally occurs during or shortly after tensioning."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides an assessment of the potential hazards associated with the facility and describes how the design and operation of the facility provide adequate protection to the public and environment from the consequences of those hazards.", "negative": "Nuclear plants utilize various cooling systems to maintain optimal operation of their reactors, ensuring efficient power generation."}
{"query": "What factors are considered for the renewal of nuclear power plant licenses?", "positive": "The NRC is seeking public dialogue related to license renewal for nuclear power reactors, specifically the need (and timing) for the NRC to consider the potential technical issues and guidance document development related to license renewal that would authorize operation for up to 100 years.", "negative": "The NRC encourages participation at public meetings to discuss various regulatory issues."}
{"query": "We collaborate closely with technical specifications to determine the safety margins needed for plant operations.", "positive": "But we work closely with the tech spec group on defining where those operational boundaries are that accommodates the safety margins that we demonstrate along with the consideration of the required operational margins necessary to support the plant systems and power production requirements.", "negative": "So part of the answer I guess I was kind of probing was something to say that, well, you know, we look at the PIRT and we kind of look at what's important with regard to the influences coming in from the initial conditions and we select -- you don't have to bias everything because then it kind gets to become an administrative nightmare if you try to be too cute about it."}
{"query": "CO\u2082 equivalent emissions", "positive": "CO\u2082eq is a metric used to compare the emissions of greenhouse gases (GHG) based on their global warming potential (GWP). The GWP is a measure used to compare how much heat a GHG traps in the atmosphere. The GWP is the total energy that a gas absorbs over a period of time compared to carbon dioxide. CO\u2082eq is obtained by multiplying the amount of the GHG by the associated GWP.", "negative": "Global surface temperature has increased faster since 1970 than in any other 50 year period over at least the last 2,000 years."}
{"query": "The NRC mandates that licensees regularly monitor the gamma radiation levels in specified areas.", "positive": "The Measurement Population table provides results for gamma radiation activities over various measurement IDs, indicating the gamma result (dpm/100 cm\u00b2) associated with specific measurements.", "negative": "The Measurement ID values in the table range from SL25 to SL30, reflecting a systematic approach to data collection."}
{"query": "The NRC evaluates the average enrichment of uranium in fuel assemblies to ensure safe reactor operations.", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU |", "negative": "The table lists various neutron flux levels experienced by the reactor during different operational cycles."}
{"query": "What is a Materials License in the context of NRC regulations?", "positive": "Materials License No. 21-32740-01 (Premier Cardiovascular Specialists), Docket No. 030-38009 for Control No. 642205.", "negative": "It took some unexpected wrangling to get this letter signed."}
{"query": "Nickel-63 usage in nuclear applications", "positive": "The Liquid Scint Ni63, Solid \"Dry Weight Corrected\" parameter reported a result of +3.53 pCi/g for Nickel-63.", "negative": "The following Prep Methods were performed using various techniques including DOE EML HASL-300, ASTM C 147-00 Modified, and EPA 906.0."}
{"query": "steam generator tube inspections", "positive": "For the first NPM that undergoes a refueling outage, after the first 100 percent tube examinations at the first refueling outage they're required to inspect at least 20 percent of the steam generator tubes at each outage with the tech spec requirement that they have to get to 100 percent of tube inspection by 72 EFPM after the first outage.", "negative": "So we do have specifics on the first module. Erin, I don't know if you can step here on the exact language for the first module?"}
{"query": "What happens when one required battery charger on Division I or II is inoperable?", "positive": "In this condition, the remaining two divisions of the distribution system provide the necessary electrical power to the associated ESF components for safe shutdown.", "negative": "The TSTF-505 changes are incorporated into the regulatory framework to enhance safety protocols."}
{"query": "The NRC has established requirements for maintaining instrumentation such as excessive flow check valves in nuclear plants.", "positive": "| Component ID | Valve Description                           | ASME Class | ASME OM Code Category |\n|--------------|--------------------------------------------|------------|-----------------------|\n| 2B21-F059N   | Unit 2 Instrumentation Excess Flow Check Valve | 1          | A/C                   |", "negative": "The proposed alternative should comply with the technical specifications required by the ASME code."}
{"query": "soil classification for nuclear reactor sites", "positive": "The soil profile identified at a depth of 30.0 feet includes SAND (SW), gray to tan, medium to coarse grained, with trace clay, indicating a well-graded and saturated condition, which is crucial for assessing site suitability.", "negative": "Boring terminated at 31 ft."}
{"query": "heat transfer coefficient units", "positive": "The industry analysis in EPRI report 300202850, for example, uses HTC units of BTU/hr-ft\u00b2-\u00b0F and BTU/sec-in\u00b2-\u00b0F.", "negative": "The last paragraph of Section 5.3 (\u201cLoads\u201d) in Enclosure 1 describes axial force and bending moment loads from the support ring and support lugs."}
{"query": "What are the regulatory requirements for withholding proprietary information in nuclear report submissions?", "positive": "The NRC staff has reviewed your application and the material in accordance with the requirements of 10 CFR 2.390. Based on the statements in the affidavit, the NRC staff has determined that the submitted information contains proprietary, commercial information and should be withheld from public disclosure.", "negative": "The project manager for this report is Ngola Otto, who oversees multiple licensing projects in the reactor regulation division."}
{"query": "What is the process for renewing licenses for non-power production or utilization facilities?", "positive": "Define the license renewal process for all commercial or industrial NPUFs (including testing facilities) licensed under \u00a7 50.22 and testing facilities licensed under \u00a7 50.21(c);", "negative": "Eliminate the requirement for NPUF licensees to submit financial qualification information with license renewal applications under \u00a7 50.33(f)(2)."}
{"query": "The system for discharging effluents to the cooling tower includes a flow interlock that is crucial for maintaining operational safety.", "positive": "Flow interlocked with cooling tower blowdowns ensures that the discharge to the cooling tower makeup is effectively managed within safety limits.", "negative": "The auxiliary steam generator is critical in maintaining the plant's thermal efficiency but operates independently of the discharge system."}
{"query": "4160 electrical system setpoints", "positive": "State the setpoints, coincidence, blocks and permissives for automatic actuations associated with the 4160 Electrical System.", "negative": "N/A"}
{"query": "What is the purpose of the reactor coolant pump trip?", "positive": "Reactor coolant pump trip is a safety mechanism designed to halt the operation of the reactor coolant pumps to prevent potential overheating of the reactor core during abnormal conditions.", "negative": "The main gas system is used for various systems throughout the plant and includes the compressor and storage tanks."}
{"query": "The systematic approach will be utilized to validate that all measurements and sampling procedures adhere to regulations.", "positive": "Calibrations will be performed on radiation detection instruments at annual intervals.", "negative": "Field sampling and measurement records will be maintained at the Crownpoint Site."}
{"query": "average enrichment in nuclear fuel assemblies", "positive": "Avg. Enrichment wt % 235 (E) represents the weight percentage of Uranium-235 in nuclear fuel assemblies, which is crucial for determining the fuel's potential for sustaining a nuclear reaction.", "negative": "The cooling time for nuclear reactors is a critical factor in ensuring the safety and efficiency of operations, which can vary significantly based on the reactor type."}
{"query": "detector setup for radiation measurements", "positive": "The logged readings were taken with a detector setup that consisted of a specialized Geiger-Muller tube to accurately measure radiation levels in counts per minute (cpm).", "negative": "The logged reading for sample number zero was recorded at 198 counts per minute with a count time of 60 seconds."}
{"query": "What are the elements of a PRA peer review process?", "positive": "All of the PRA models discussed in this Enclosure have been peer reviewed and assessed using PRA Standard ASME/ANS RA-Sa-2009 and RG 1.200, Revision 2. Each peer review identified F&Os for supporting requirements of the relevant parts of the PRA standard applicable to the scope of the peer review.", "negative": "The Diablo Canyon PRA models are at-power models consisting of four hazard models: internal events, internal flooding, internal fire, and seismic events."}
{"query": "logical connectors in Technical Specifications", "positive": "Logical connectors are used in Technical Specifications (TS) to discriminate between, and yet connect, discrete Conditions, Required Actions, Completion Times, Surveillances, and Frequencies. The only logical connectors that appear in Technical Specifications are \u201cAND\u201d and \u201cOR\u201d. The physical arrangement of these connectors constitutes logical conventions with specific meanings.", "negative": "Several levels of logic may be used to state Required Actions. These levels are identified by the placement (or nesting) of the logical connectors and by the number assigned to each Required Action. The first level of logic is identified by the first digit of the number assigned to a Required Action and the placement of the logical connector in the first level of nesting (i.e., left justified with the number of the Required Action)."}
{"query": "what is rod diameter in nuclear reactors?", "positive": "Rod diameter is a critical parameter in nuclear reactor design, influencing the reactor's thermal and hydraulic performance.", "negative": "Two basic package array model constructs are included in this evaluation - undamaged and damaged."}
{"query": "What is the significance of isotopes like CS137 in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 50                   | mCi              |", "negative": "**Distributor/Distributed By**: KAY-RAY/SENSALL, INC."}
{"query": "nuclide activity", "positive": "The activity of a nuclide is typically measured in picocuries (pCi) per gram, which provides a quantitative assessment of the radioactivity present in a specific mass of the material.", "negative": "The safety report includes various technical analyses that assess the performance of safety-related systems during different operational states."}
{"query": "What are the different sizes of LOCAs and their significance in nuclear safety?", "positive": "Very small, small, medium, and large break LOCAs include both pipe breaks and non-pipe breaks. For the WCGS GSI-191 evaluation, breaks were analyzed at pipe welds on the RCS and connected system piping.", "negative": "The design of safety systems is crucial for maintaining operational integrity and the overall safety of the plant."}
{"query": "The NRC requires that neutron absorber materials undergo acceptance testing to ensure they meet safety standards.", "positive": "Acceptance and qualification testing of borated aluminum alloy and borated MMC neutron absorber material shall be in accordance with Sections 10.1.6.4.5, 10.1.6.4.6 and 10.1.6.4.7.", "negative": "The licensee shall ensure that fuel oxidation and the resultant consequences are precluded during canister loading and unloading operations."}
{"query": "automated patch management", "positive": "DNFSB has automated the patching for all agency-issued workstations using a combination of Microsoft Intune and Kace patch management tools; workstations are assigned to various deployment \"rings\" and patches are automatically applied according to a set schedule based on the ring each workstation belongs to.", "negative": "DNFSB considers Recommendation 2022-8 to be fully remediated."}
{"query": "core deformation analysis", "positive": "A detailed analysis of the deformation that can occur in the core has been conducted and reported in the Final Report on Predictive Analysis of PRD as a function of Deformation and Other Anomalies.", "negative": "The reference core and restraint designs were used for preliminary analysis of the core restraint system parameters."}
{"query": "The La Crosse Boiling Water Reactor (LACBWR) is a specific type of nuclear reactor design used for generating electricity.", "positive": "LACBWR stands for La Crosse Boiling Water Reactor, which is a type of nuclear reactor located in Wisconsin, USA.", "negative": "The table above presents various acronyms and their corresponding descriptions, such as Ci for Curie and CWD for Circulating Water Discharge."}
{"query": "What is the role of the Digital Control System in nuclear plant operations?", "positive": "PSL's plant computer system has been upgraded several times since the original PSL emergency plan was approved. The current system, Digital Control System (DCS) / Emergency Response Data Acquisition and Display System (ERDADS) graphically displays pertinent parameters with trending and graphing capabilities, alarm functions, and color-coded Critical Safety Function Status Trees.", "negative": "The improvements to processes, procedures, equipment, and training that have occurred since initial approval of the PSL emergency plan have resulted in a significant increase in on-shift and augmented ERO knowledge and capability."}
{"query": "What is the activity of nuclides in pCi/grams?", "positive": "The activity for CS-137 is measured at 9.80E-02 pCi/grams.", "negative": "The nuclide MDA for CE-144 is 2.45E-01 pCi/grams."}
{"query": "The NRC mandates periodic inspections to assess the integrity of containment structures and ensure safety compliance.", "positive": "Generally, the facility technical specifications require periodic examinations of the containment integrity, including inspections of the tendons.", "negative": "Witnessing the initial concrete placement is important to verify that the concrete is being handled and tested properly."}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "Half-life too short to be able to perform the decay correction"}
{"query": "Nuclear facilities must undergo rigorous regulatory assessment before they can commence operations.", "positive": "The licensing process for nuclear reactors involves a thorough review of safety, design, and operational procedures as mandated by the NRC.", "negative": "The development of wind energy has gained significant attention in recent years, offering a sustainable alternative to fossil fuels."}
{"query": "PWR fuel loading table", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU |\n|------------------------------------------------|-----------------------------------------------|\n| 1.3 \u2264 E < 1.5                                  | -        | -      | -       | -      | -      | -      | -      |\n| 1.5 \u2264 E < 1.7                                  | -        | -      | -       | -      | -      | -      | -      |\n| 1.7 \u2264 E < 1.9                                  | -        | -      | -       | -      | -      | -      | -      |", "negative": "The emergency diesel generators are tested regularly to ensure they can provide backup power during a loss of off-site power scenarios."}
{"query": "What are the requirements for nuclear license reactivation?", "positive": "Identify the required procedural documentation for license reactivation in the space below.", "negative": "On your own time, you and a friend (who has an active SRO license) came in and took a complete tour of the plant and Main Control Room."}
{"query": "What are surety requirements in the context of nuclear licensing?", "positive": "Connecticut does not have language that specifically states the following: 'establish by rule or regulation standards and procedures to ensure that the licensee will provide an adequate surety or financial arrangement to permit the completion of all requirements established by the agency for the decommissioning and reclamation of sites, structures and equipment used in conjunction with such licensed activity, in case the licensee should default for any reason in performing such requirements.'", "negative": "Connecticut needs to provide an explanation or justification as to the reason for the omissions; or supply the missing information."}
{"query": "total alkalinity measurement", "positive": "In the context of the ZBG 6 well data, the total alkalinity (as CaCO\u2083) was recorded with a result of 0.000 mg/L.", "negative": "On March 12, 2024, the water temperature at the ZBG 6 well was 20.200 degC."}
{"query": "nuclear risk assessment methodology", "positive": "Based on this review, the Frost hazard can be considered to be negligible.", "negative": "Per the IPEEE Table 5-1, the principal effects of such events would be to cause a loss of off-site power (C4)."}
{"query": "What is the role of the Piping components in the Reactor Water Cleanup System?", "positive": "Piping, piping components are described as having the intended function of being a Pressure Boundary.", "negative": "Water Chemistry is critical for the aging management of various reactor systems, particularly in monitoring the chemical composition of coolant water."}
{"query": "strainer head loss", "positive": "Similarly, flow sweeps were also performed at the end of each test after adding the full load of chemical debris and allowing the head loss to stabilize.", "negative": "Afterwards, at least one flow sweep was performed by measuring strainer head losses at several different flow rates."}
{"query": "What is the significance of the GOTHIC computer code in nuclear licensing?", "positive": "Through benchmarking and sensitivity studies, it is demonstrated that the use of the GOTHIC computer code for the post-LOCA containment pressure and temperature response analysis application produces results that are acceptable.", "negative": "Comparison of containment vapor space and sump liquid temperatures generally shows good agreement, except for a peak temperature spike exhibited in the COPATTA results and the temperature difference for the sump liquid temperature early in the event."}
{"query": "pressurizer components", "positive": "The pressurizer is equipped with various components including a relief nozzle, spray nozzle, safety nozzle, manway, upper head, instrumentation nozzle, lifting trunnion, shell, lower head, electrical heater, heater support plate, support skirt, and surge nozzle.", "negative": "The instrumentation used in monitoring reactor temperatures is critical for ensuring the safety and stability of nuclear operations."}
{"query": "What is the unit of measurement for radioactive activity?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "Entities responsible for radiological emergencies must ensure adequate planning and readiness.", "positive": "Emergency planning function means a capability or resource necessary to prepare for and respond to a radiological emergency.", "negative": "A holder of a license under this part for a non-power production or utilization facility, a holder of a license under this part for a small modular reactor or a non-light water reactor, or a holder of a combined license under part 52 of this chapter after the Commission makes the finding under \u00a7 52.103(g) of this chapter for a small modular reactor or a non-light-water reactor, shall follow and maintain the effectiveness of either an emergency plan that meets the requirements in \u00a7 50.160 or an emergency plan that meets the requirements in appendix E to this part and, for nuclear power reactor licensees, the planning standards of \u00a7 50.47(b)."}
{"query": "The NRC mandates that pressure tests must include the total designed working pressure for a specified duration.", "positive": "All piping, including fittings, will be static pressure tested to 100% of its designed working pressure for 20 minutes.", "negative": "The fluids handling system in New Mexico encompasses various pumps, meters, pipelines, fittings and connections, and will generally consist of polyethylene, PVC, fiberglass, steel, and stainless steel materials, which are used universally in ISR."}
{"query": "what are the design requirements for nuclear facilities", "positive": "Demonstrate functional design criteria via analysis, test, etc.; Evaluate operating, design and construction experience", "negative": "Consensus codes and standards acceptable to NRC"}
{"query": "The NRC's evaluations include assessments of axial weld integrity to prevent issues such as cracking.", "positive": "If triggered, EVT-1 visual inspection of the axial weld length and 3/4-inch of adjacent base metal on a 10-year frequency; EVT-1s look for evidence of cracking (IASCC) and manage irradiation embrittlement (IE).", "negative": "CSA ribs and rings are not included as assessed components for screening review in Table 3-2 of Rev. 2."}
{"query": "What are the stability and wind speed distributions at North Anna?", "positive": "Table 2.3-10 presents the stability and wind speed distribution data at North Anna from 1978 to 1987, indicating various measurements across different seasons.", "negative": "The NRC typically mandates that licensees must maintain strict documentation and adhere to the guidelines set forth in regulatory filings, ensuring compliance with safety standards."}
{"query": "What are the reactor coolant system parameters for safety analysis?", "positive": "These are the nominal plant conditions that were used to develop initial conditions for analyses at 0%, 30%, 70% and 102% of the stated power levels.", "negative": "The maximum analysis core power was 2956 MWt (102% of 2988 MWt) with a corresponding NSSS power of 2968 MWt."}
{"query": "low-low set instrumentation in nuclear safety", "positive": "Relief and Low-Low Set (LLS) Instrumentation \u2013 one trip system inoperable", "negative": "For the LLS functions, the SRV Fail to Reclose failure mode probability will be doubled to account for additional SRV cycles."}
{"query": "What is the function of a makeup water system in nuclear reactors?", "positive": "The Makeup Water System operates as a leakage boundary which involves components like sample sinks to maintain the required water chemistry and monitor for aging effects such as loss of material.", "negative": "The screen is used as a filter and can experience fouling and flow blockage which may impact the overall system efficiency."}
{"query": "What are NRC licensable materials?", "positive": "Are any samples NRC licensable material?", "negative": "Was ice present in the shipment container(s)?"}
{"query": "What is COBRA-FLX in nuclear safety analysis?", "positive": "COBRA-FLX is a thermal hydraulic analysis code developed to evaluate critical heat flux and other safety-related simulations for nuclear reactor systems.", "negative": "Table B-3 provides numerical data from various grid tests but does not specify the thermal properties of materials used in the simulations."}
{"query": "The system consists of charging and letdown functions that help maintain the water level within the Reactor Coolant System pressurizer.", "positive": "The Chemical and Volume Control System is capable of supplying water at the maximum test pressure specified to verify the integrity of the Reactor Coolant System.", "negative": "During normal operation, the coolant then flows through a mixed bed demineralizer."}
{"query": "What is stress corrosion cracking (SCC) in stainless steel components?", "positive": "SCC in SS components is not an aging effect requiring management if (a) plant-specific OE does not reveal a history of SCC and (b) a one-time inspection demonstrates that the aging effect is not occurring.", "negative": "Leakage of fluids through bolted connections (e.g., flanges, valve packing) can result in contaminants present in the insulation leaching onto the component surface or the surfaces of other components below the component."}
{"query": "What analytical tools does the NRC utilize for modeling criticality excursions?", "positive": "The NRC has appropriate analytical tools (e.g., PARCS-TRACE) for modeling the dynamics of PWR spent fuel pool criticality excursions with positive void reactivity.", "negative": "Related references are included in the description link provided above."}
{"query": "What are the requirements for evaluating the DNBR in a nuclear reactor license application?", "positive": "Please provide the values of the calculated peak fuel temperature, fuel rim temperature, enthalpy, and enthalpy rise to show that the values meet the applicable limits for the REA analysis.", "negative": "On page 16 of 25 of Attachment 1, the licensee states that \u201cthe report summarizing the results of the MPS3 AREA analysis for GAIA fuel are available for USNRC audit.\u201d"}
{"query": "gamma spectrum analysis", "positive": "GAMMA SPECTRUM ANALYSIS includes the procedure for identifying radioactive isotopes based on the gamma radiation emitted, utilizing analysis tools such as the Marinelli geometry for accurate measurements.", "negative": "Sample identification is crucial for ensuring that the correct data is collected and analyzed in any nuclear safety assessments."}
{"query": "What are the minimum cooling times required for various assembly average burnup ranges in PWR fuel?", "positive": "For assembly average burnup between 42 and 43 GWd/MTU, the minimum cooling time required is specified in terms of enrichment and assembly configuration.", "negative": "The assembly average burnup affects the efficiency of the reactor operation and influences the fuel cycle strategies."}
{"query": "What is the significance of nuclide activity in nuclear regulatory filings?", "positive": "| Nuclide Name | Id   | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|--------------|------|--------------|-----------|----------------------|-----------------------|\n| K-40         | 0.85 | 1460.75 *    | 10.67     | 6.29E+00             | 9.41E-01              |", "negative": "Errors quoted at 2.00 sigma."}
{"query": "The company is seeking consent for the transaction which requires various governmental approvals and licenses.", "positive": "In addition to the consents requested in the Application, the closing of the Transaction is conditioned on, among other things, the filing of certain applications and notices with, and receipt of relevant approvals, licenses or consents from applicable governmental authorities (collectively, \"Regulatory Approvals\").", "negative": "Honeywell currently anticipates that the Regulatory Approvals be received, and the Internal Reorganization will close, in the second quarter of 2025 and the Spin by third quarter of 2025."}
{"query": "The process to ensure that the probabilistic risk assessment models accurately reflect the actual operational status of the plant is crucial for risk management.", "positive": "The configuration control program will ensure these plant changes are incorporated into the PRA models as appropriate.", "negative": "The Entergy PRA maintenance and update processes are governed by procedures."}
{"query": "What safety measures are taken to verify the cooling systems necessary in the event of an accident?", "positive": "LHSI pump reliability evaluations were conducted in accordance with NRC staff requirements.", "negative": "For the purpose of conducting start-up testing prior to evaluation of LHSI pump reliability, an engineering review of the accident analyses given in Chapter 15 was conducted to ascertain whether the consequences of any of the applicable accidents could be more severe when postulated to occur with the LHSI pumps assumed inoperable, under the following conditions: 1. None of the fuel in the core has produced any sensible heat."}
{"query": "nuclear safety regulatory filings", "positive": "The regulatory framework for nuclear safety includes stringent requirements for the licensing and operation of nuclear reactors to ensure public safety and environmental protection.", "negative": "During the summer months, it is expected that rainfall will decrease, leading to potential drought conditions across several regions."}
{"query": "NRC is evaluating the need to update guidelines regarding flood and seismic hazards at nuclear sites following recommendations from the Near-Term Task Force.", "positive": "To gather information with respect to NTTF Recommendation 2.1, as amended by SRM associated with SECY-11-0124 and SECY-11-0137, and the Consolidated Appropriations Act, for 2012 (Pub Law 112-74), Section 402, to reevaluate seismic and flooding hazards at operating reactor sites.", "negative": "The plant is directly across the river from the Department of Energy's Savannah River site (Barnwell County, South Carolina)."}
{"query": "high radiological risk activities", "positive": "Accessing areas, such as beneath the reactor vessel or around the seal table (in-core instrument plate), during periods when in-core detectors could be operated. If the in-cores are stored and cleared or the keys to operate the in-cores have been secured and controlled as locked high radiation area (LHRA) keys by radiation protection, the in-cores will be considered non-operational.", "negative": "Work with alpha contamination levels >1000dpm/100cm\u00b2 or whole body entry into areas where alpha contamination levels meet the criteria for EPRI Level III alpha areas."}
{"query": "The NRC mandates a testing schedule for tendon condition monitoring every eight years, extending the period past the usual five years.", "positive": "In lieu of the 5-year frequency specified by IWL-2420, the next sampling of selected tendon CPM and free water testing for ANO-2 would be extended for 8 years and scheduled for 2028.", "negative": "Additionally, for ANO-1 and ANO-2 the testing of CPM for corrosive ion and reserve alkalinity will not be tested on a 10-year frequency."}
{"query": "What are the design and operating bases for nuclear facility cooling systems?", "positive": "Design and operating bases, such as tornado parameters, ice glaze thickness, and winter probable maximum precipitation are statistics that, by definition and necessity, are based upon long-term regional records.", "negative": "The proposed facility will only be installing standby and auxiliary power systems that will be used for emergency and backup purposes."}
{"query": "nuclear licensing regulations", "positive": "Under these regulations, a motion for reconsideration must demonstrate 'compelling circumstances, such as the existence of a clear and material error in a decision, which could not have been reasonably anticipated, that renders the decision invalid.'", "negative": "The court noted that the NRC 'fail[ed] to identify any statute that authorizes it not to comply with NEPA on equitable grounds,' and in Powertech we explicitly did not decide 'whether, or under what circumstances, an NRC presiding officer should perform an Allied-Signal-style equitable analysis in the first instance upon finding a significant NEPA deficiency.'"}
{"query": "The NRC mandates thorough evaluations of radioactive isotopes in samples submitted for licensing assessment.", "positive": "Americium-241 has a result of 0.00461 pCi/g with an uncertainty of +/-0.00550.", "negative": "The Plutonium-239/240 sample had a result of -0.00387 pCi/g with an uncertainty of +/-0.00838, indicating variability in the analysis."}
{"query": "What is the population density requirement for nuclear site licensing?", "positive": "This places the site in proximity Category 3 (having one or more cities with 100,000 people, and fewer than 190 persons per square mile within 50 miles of the plant) (NRC 2013).", "negative": "Approximately 83.2 percent of the employees (contract workers and employees) live in Alabama, 7.0 percent live in Tennessee, and the remaining 9.8 percent is distributed across 35 other states."}
{"query": "The plant site assessments included considerations for seismic events in the context of dam safety evaluations.", "positive": "During the 1997-1998 reassessment, the maximum plant site elevations at WBN with dam safety modifications for the different postulated combinations of seismic dam failures coincident with floods were as follows:", "negative": "An unsteady flow model was added for the Fort Loudoun \u2013 Tellico complex."}
{"query": "subsequent license renewal", "positive": "The application submitted by NextEra Energy Point Beach, LLC, seeks approval for the subsequent license renewal of Point Beach Nuclear Plant, Units 1 and 2, which involves a comprehensive review to ensure safety and regulatory compliance.", "negative": "The administrative procedures require that all documentation be submitted electronically to enhance processing efficiency and transparency."}
{"query": "What happens when a spray valve fails open in a pressurizer?", "positive": "When a spray valve fails open, it causes an increase in the flow of water into the pressurizer, which can lead to a decrease in pressurizer pressure due to the increased cooling effect on the vapor space.", "negative": "The importance of maintaining reactor safety protocols is paramount, and regular inspections and maintenance schedules are put in place to ensure operational integrity."}
{"query": "The measured activities of various nuclides such as K-40 and Co-60 are essential for understanding the safety metrics of nuclear processes.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| K-40          | 1460.75      | *         | 10.67                | 2.01E+00                 | 4.92E-01              |", "negative": "The identified peaks were analyzed for their energy levels and uncertainties to ensure compliance with standard safety protocols."}
{"query": "What are the components of a safety subsystem in nuclear reactors?", "positive": "The Safety Subsystem Block Diagram includes components such as Safety Monitors, Local Control, and a Data Processing Module, which are essential for ensuring the operational safety of nuclear systems.", "negative": "35-50 Conductors per DPM are required for electrical connections, facilitating data transmission and control across various systems."}
{"query": "what is detailed fire modeling in nuclear safety", "positive": "The application of fire modeling technology is used in the FPRA to translate a fire initiating event into a set of consequences (fire induced failures). The performance of the analysis requires a number of key input parameters. These input parameters include the heat release rate (HRR) for the fire, the growth rate, the damage threshold for the targets, and response of plant staff (detection, fire control, fire suppression).", "negative": "Consensus modeling approach is used for Detailed Fire Modeling, and it is concluded that the methodology for the Detailed Fire Modeling task does not introduce any epistemic uncertainties that would require sensitivity treatment."}
{"query": "What is the employee commuting population in the RBS plume exposure pathway EPZ?", "positive": "The employee commuting population are those who live outside of the RBS plume exposure pathway EPZ and commute to jobs within the plume exposure pathway EPZ.", "negative": "The school population in the RBS plume exposure pathway EPZ are located in East Baton Rouge Parish, East Feliciana Parish, Pointe Coupee Parish, and West Feliciana Parish, which include the following 28 schools/preschools/day care/colleges:"}
{"query": "What is the significance of activity measurements in nuclear material regulation?", "positive": "The activity of a nuclide, measured in pCi per gram, indicates the rate of decay and is crucial for assessing the safety and regulatory compliance of nuclear materials.", "negative": "The NRC provides guidelines on the measurement of emissions for non-nuclear facilities to ensure environmental safety."}
{"query": "What is the function of structural pressure barriers in nuclear reactors?", "positive": "Steel Elements: Thermowells (torus) have a primary role as a Structural Pressure Barrier and are constructed from Stainless Steel in a treated water environment, crucial for maintaining the integrity of nuclear systems.", "negative": "Steel Elements: Drywell - support skirt serves as Structural Support and is made of Carbon Steel, particularly effective in concrete environments and does not require aging management."}
{"query": "The effectiveness of the Aging Management Program is evaluated regularly to ensure the integrity of the containment structures remains intact.", "positive": "Therefore, the DCPP ASME Section XI, Subsection IWL AMP has been effective in ensuring that the DCPP concrete containment will continue to operate within its licensing basis.", "negative": "The most recent Unit 1 and 2 IWL inspections were completed in December 2021."}
{"query": "The monitoring of the isolation condenser tubes for potential cracking is essential to ensure the reactor's safety.", "positive": "The ASME Section XI Inservice Inspection, Subsections IWB, IWC, and IWD (B.2.1.1) program is used to manage cracking of the stainless steel isolation condenser tubes and carbon or low alloy steel with stainless steel cladding tube sheet in the Isolation Condenser System.", "negative": "This Item Number is not listed in NUREG-2192."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "Energy (keV) is a critical parameter measured in nuclear safety assessments, as it provides insights into the characteristics of radiological sources and helps in evaluating the safety of nuclear facilities.", "negative": "The values listed under Original Area represent the net counts detected during the analysis of various peaks, with uncertainties provided for accuracy in measurement."}
{"query": "The NRC mandates that emergency response plans include provisions for appropriate personnel availability during a radiation incident.", "positive": "Added steps to develop an ERO relief roster and call in required personnel.", "negative": "Changed SDS Mass Notification System to Alert Media."}
{"query": "nuclear cooling systems", "positive": "Cost Comparison of Dry-Type and Conventional Cooling Systems for Representative Nuclear Generating Plants, USAEC Report TID-26007, pp. 81-89.", "negative": "A report by the Scottsboro City Planning Commission in cooperation with the Alabama State Planning and Industrial Development Board, March 1967, pp. 44."}
{"query": "What is the activity of nuclides in a nuclear safety report?", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|--------------|-------------|------------|------------------------------|------------------------------|----------|\n| K-40         | 0.997       | 3.81E+00   | 6.14E-01                     |                              |          |\n| CO-60        | 0.999       | 4.24E-01   | 4.32E-02                     |                              |          |\n| CS-137       | 1.000       | 2.91E-01   | 4.71E-02                     |                              |          |\n| EU-152       | 0.997       | 9.07E-01   | 6.24E-02                     |                              |          |\n| PB-212       | 0.560       | 1.15E-01   | 2.93E-02                     |                              |          |\n| BI-214       | 0.384       | 8.05E-02   | 4.98E-02                     |                              |          |\n| PB-214       | 0.717       | 9.90E-02   | 3.85E-02                     |                              |          |", "negative": "The NRC's licensing process includes rigorous safety assessments and public involvement to ensure the safe operation of nuclear facilities."}
{"query": "What measures are taken when the spent fuel pool (SFP) water level is high during refueling?", "positive": "If water level approaches SFP vents, THEN: - **SHUTDOWN** Fuel Handling Area Exhaust Fans. - **DETERMINE** cause of HI level. - **ADJUST** SFP level using 0-SOI-78.01, SPENT FUEL POOL COOLING AND CLEANING SYSTEM.", "negative": "Changes in Aux Bldg and Rx Bldg ventilation will affect SFP and Refueling Cavity levels."}
{"query": "guidance for Class II research and test reactors", "positive": "Establish guidance and training for recording and approving the RTR inspection hours to specific CACs [cost activity codes].", "negative": "The staff enhanced the instructions for creating, recording, and approving inspection hours and completed the revisions to the guide on July 2, 2024."}
{"query": "What is the method used for analyzing Strontium-90 in nuclear licensing processes?", "positive": "Strontium-90 is reported with a qualifier 'U', indicating that the value is below the reporting limit of 0.400 pCi/g.", "negative": "The Collector is noted as the Client, and the sample was collected on 05-JUN-19, which falls within the documented timelines."}
{"query": "The NRC mandates various operational considerations for the inservice inspection and maintenance of reactor systems.", "positive": "**Section 9.3: Operation considerations:** a)  Inservice inspection, replacement and maintenance", "negative": "**Section 9.2: Additional manufacturing and construction considerations** (quality control and quality assurance, testing of prototype and production isolators, construction assurance)."}
{"query": "The NRC mandates that license applicants must submit their request for licenses involving the use of special nuclear material nine months prior to starting construction.", "positive": "Paragraph 70.21(f) requires that an application for a license to possess and use SNM material for processing and fuel fabrication, scrap recovery, or conversion of uranium hexafluoride, or for the conduct of any other activity which the Commission determines will significantly affect the quality of the human environment, must be filed nine months prior to construction and must be accompanied by an Environmental Report required under Part 51.", "negative": "Office to ensure appropriate physical protection of irradiated reactor fuel in transport."}
{"query": "The NRC monitors the quantities of radionuclides to ensure they remain within safe limits.", "positive": "The table presents the activity levels of various radionuclides in different tank numbers, measured in units of activity such as curies or becquerels.", "negative": "Safety assessments are critical in ensuring that all reactor operations adhere to established guidelines and standards."}
{"query": "What is a particle accelerator?", "positive": "A particle accelerator is a device that imparts kinetic energy to subatomic particles by increasing their speed through electromagnetic interactions.", "negative": "All fusion devices use subatomic particles (i.e., plasma)."}
{"query": "The NRC mandates that structural integrity evaluations are performed to check for loss of material due to corrosion.", "positive": "Loss of preload due to self-loosening is a concern for structural bolting, which is crucial for maintaining structural support.", "negative": "Support members; welds; support anchorage to building structure can involve various materials and configurations depending on the structural design requirements."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What are the Docket Numbers for the Limerick Generating Station?", "positive": "- **Docket Nos.** 50-352 and 50-353", "negative": "- **Renewed Facility Operating License Nos.** NPF-39 and NPF-85"}
{"query": "The NRC requires that license holders implement emergency plans that include coordination with FEMA to ensure safety during nuclear incidents.", "positive": "\u00a7 50.160 Emergency preparedness for small modular reactors, non-light-water reactors, and non-power production or utilization facilities \u201cA holder of a combined license issued under parts 52 or 53 of this chapter before the Commission has made the finding under \u00a7 52.103(g) or 53.1452(g) of this chapter, as applicable,\u2026\u201d invoking \u00a7 50.160(b)(1)(iv)(A)(2) requires licensees to be capable of implementing their approved emergency response plan in conjunction with their safeguards contingency plan. Radiological sabotage events are typically factored into EPZ determinations by considering consequences to be bounded by LBEs and by crediting protection against the DBT in reducing the likelihood of a release.", "negative": "\u00a7 53.855 would require an emergency response plan that demonstrates compliance with the requirements in appendix E to part 50 and \u00a7 50.47(b) or \u00a7 50.160 but \u201cemergency plans and emergency planning zones are not safety features in the design.\u201d"}
{"query": "10-mile emergency planning zone", "positive": "The 10-mile emergency planning zone (EPZ) surrounding River Bend Station is critical for ensuring the safety and preparedness of the local community in case of a nuclear incident.", "negative": "The seismic evaluation conducted for River Bend Station found that the structural integrity of the reactor building remains intact under design basis earthquake scenarios."}
{"query": "The evaluation of license applications is critical for ensuring compliance with safety regulations.", "positive": "The licensing process involves a comprehensive review of applications submitted by entities seeking to operate nuclear facilities according to established safety standards.", "negative": "Operators of nuclear plants must also conduct regular training sessions for their personnel to ensure optimal performance and safety."}
{"query": "ice basket structural integrity", "positive": "The ice basket connections are analyzed to ensure structural integrity during all design load combinations of dead weight, 1/2 Safe Shutdown Earthquake, Safety Shutdown Earthquake and Design Bases Accident.", "negative": "The stresses on the 1/2 inch diameter pin are tabulated in Table 6-84."}
{"query": "RLBLOCA analysis results", "positive": "For a simultaneous coverage/confidence level of 95/95, the UTL values, [ ] are a PCT of 1680\u00b0F, an MLO of 4.33 percent, and a CWO of 0.040 percent.", "negative": "A summary of the major input parameters for the demonstration case is provided in Table 4-5."}
{"query": "The NRC requires comprehensive surveys and assessments for the plant facilities prior to any significant modifications or actions.", "positive": "Dison Braden A., Heather Bass, Hunter B. Johnson, Brittney Carnell, Katie Weis and Breiding Katie. 2022. A Phase I Archaeological Survey of Previously Unsurveyed Areas within the TVA\u2019s BFN Plant in Limestone County, Alabama. Prepared by Tennessee Valley Archaeological Research, Huntsville, Alabama. Prepared for TVA, Knoxville, Tennessee. Classified report, not publicly available.", "negative": "Tree Clearing Project in Limestone County, Alabama. Prepared by Tennessee Valley Archaeological Research, Huntsville, Alabama. Prepared for Tennessee Valley Authority."}
{"query": "nuclear regulatory filing procedures", "positive": "The NRC has made some, or all, of the requested records publicly available through one or more of the following means: 1. www.nrc.gov 2. public ADAMS, https://www.nrc.gov/reading-rm/adams.html 3. microfiche available in the NRC Public Document Room; or FOIA Online, https://foiaonline.gov/foiaonline/action/public/home.", "negative": "You will receive a refund for the amount indicated."}
{"query": "Licensees must conduct thorough assessments of safety-related systems as part of their regulatory responsibilities.", "positive": "The safety review involves a systematic assessment of operational characteristics and safety-related systems to ensure compliance with regulatory standards.", "negative": "Recent advancements in renewable energy technologies have significantly impacted the energy production landscape in the United States."}
{"query": "What is the process for notifying about adverse effects on historic properties during nuclear project construction?", "positive": "Based on the above coordination with 36 CFR 800.5, the NRC has made a finding of Adverse Effect for this undertaking.", "negative": "This historic property is a multi-component prehistoric and historic-era artifact scatter with both surface and sub-surface contexts (see figure 31 of Enclosure 2). Identified artifacts include one Late Archaic and one non-diagnostic projectile point, other worked stone tools and debitage, and various metal and glass historic items."}
{"query": "Preventive measures against channel meandering and sediment buildup at the river intake structure are critical.", "positive": "Large scale dredging operations to prevent channel meandering due to scouring or substantial sediment build up have not been necessary at the river intake structure.", "negative": "Plant Farley is a nuclear power plant located in Alabama, generating substantial electric power for the region."}
{"query": "accidental release study of radioactive liquids", "positive": "An accidental release study identifying: the nature of release and in-situ conditions (constituents, hydrogeologic data, groundwater model from 2.4.12), appropriate literature range of soils absorption coefficients for site soil types, and bounding conditions (constituent attenuation, velocities, transport parameters).", "negative": "Information provided in the supplement will be used to validate the calculation results and modeling information presented in the CPA."}
{"query": "The NRC expects the licensees to conduct advanced computational fluid dynamics (CFD) studies to validate safety analyses.", "positive": "To quantify the conservatism of assuming the NuScale performed a detailed, transient, three-dimensional computational fluid dynamics (CFD) evaluation.", "negative": "The existing CFD analysis results confirm that this conservative assumption results in approximately 500 percent reduction in margin in the limiting case."}
{"query": "What is the function of the Reactor Water Cleanup System?", "positive": "The Reactor Water Cleanup System is responsible for ensuring that the reactor coolant water is maintained at acceptable levels of purity by removing impurities and providing filtration and ion exchange. It plays a crucial role in sustaining safe reactor operations.", "negative": "The Main Turbine and Auxiliaries System is designed to convert the energy from steam into mechanical energy, which drives the electrical generators, thus providing the necessary power for the plant's operations."}
{"query": "The NRC evaluates the safety margins for boiling water reactors when assessing new licensing applications.", "positive": "The COBRA-FLX critical heat flux correlation is an essential tool for evaluating the thermal-hydraulic performance of reactor systems under various operational conditions.", "negative": "Framatome Inc. provides innovative solutions for nuclear power plants and contributes to sustainable energy efforts worldwide."}
{"query": "nuclide identification in regulatory filings", "positive": "The identified nuclides include K-40, PB-212, and BI-214, with their respective energies, yields, activities, and uncertainties documented in detail.", "negative": "Energy Tolerance is set to 1.000 keV, and the nuclide confidence index threshold is established at 0.30, with errors quoted at 2.000 sigma."}
{"query": "What is the purpose of a radiological hazard assessment in nuclear facilities?", "positive": "The inspectors evaluated how the licensee identifies the magnitude and extent of radiation levels and the concentrations and quantities of radioactive materials and how the licensee assesses radiological hazards.", "negative": "Instructions to verify proper operation of 'B' SFPC pump and confirm adequate pump/motor vibrations and bearing temperatures, following motor and pump bearing replacement on October 31, 2024."}
{"query": "What are the bounding site-specific plant parameters for an Early Site Permit?", "positive": "Table 1.9-1, Bounding Site-Specific Plant Parameters Envelope, provides a summary listing of site characteristics that have been established by analyses presented throughout the SSAR.", "negative": "It was necessary to assume certain design parameters in order to assess site characteristics."}
{"query": "thermal preservation acceptance criteria", "positive": "Client must contact an ACZ Project Manager if analysis should not proceed for samples received outside of their thermal preservation acceptance criteria.", "negative": "The preservation of the following bottle types is not checked at sample receipt: Orange (oil and grease), Purple (total cyanide), Pink (dissolved cyanide), Brown (arsenic speciation), Sterile (fecal coliform), EDTA (sulfite), HCl preserved vial (organics), Na2S2O3 preserved vial (organics), and HG-1631 (total/dissolved mercury by method 1631)."}
{"query": "current uranium mining facilities near CUP", "positive": "| Commodity | Owner                               | Facility Type     | County         | Distance from CUP (Air km) | Status                   |\n|-----------|-------------------------------------|-------------------|----------------|----------------------------|--------------------------|\n| Uranium   | NE Church Rock Quivira Mine        | Rio Algom Mining, LLC| Conventional   | McKinley                   | 5                          | Decommissioned Superfund Site |", "negative": "| Oil Refinery |                                   |                   |                |                            |                          |\n|--------------|-----------------------------------|-------------------|----------------|----------------------------|--------------------------|\n|              | Prewitt Refinery                  | British Petroleum and El Paso Natural Gas| Oil Refinery   | McKinley                   | 36                         | Abandoned Superfund Site |"}
{"query": "What is the significance of the Heat Exchanger in nuclear power plants?", "positive": "Heat Exchanger \u2013 (Drain Cooler) is a key component that serves as a leakage boundary and is made of Carbon Steel, operating in air under uncontrolled external conditions, and is significant for managing the loss of material.", "negative": "The table outlines various components and their intended functions including bolting integrity and external surfaces monitoring for mechanical components."}
{"query": "What is the due date for the Final Safety Analysis Report submission for Idaho State University's reactor?", "positive": "Idaho State University consents to this order and acknowledges the due date of 5/29/2026 for submission of an updated version of the Final Safety Analysis Report for reactor license R-110 (Docket No. 50-284).", "negative": "Please accept this communication as the formal response from Idaho State University to the document titled \u201cORDER MODIFYING LICENSES AND ESTABLISHING INITIAL FINAL SAFETY ANALYSIS REPORT UPDATE DUE DATES CONSISTENT WITH THE NON-POWER PRODUCTION OR UTILIZATION FACILITY LICENSE RENEWAL RULE (EPID L-2024-NFC-0000)\u201d (ML24354A206) for Idaho State University (50-284)."}
{"query": "What is the importance of soil sampling in nuclear facility assessments?", "positive": "Soil sampling is a critical component of environmental assessments conducted near nuclear facilities to understand the potential impact of operations on soil and groundwater.", "negative": "The project management team must evaluate the timeline for the completion of the reactor construction and ensure that all regulatory requirements are met by the deadline."}
{"query": "fuel loading positions in nuclear reactors", "positive": "The CY-MPC 24-Assembly Basket Fuel Loading Positions are laid out in a grid format showing the arrangement of fuel rods within the assembly.", "negative": "The reactor core is surrounded by a containment structure designed to prevent the release of radioactive materials into the environment."}
{"query": "What are boration flow paths in nuclear safety systems?", "positive": "See Figures D.3-6 and D.3-8 for possible boration flow paths depending on SLCS device location, which all have different transport times (i.e. transport time delays) through the fuel assemblies.", "negative": "The boron"}
{"query": "M518 cladding properties in nuclear licensing", "positive": "Figure 4-1: M5\u2081\u2088Cladding Slow Ramp Rate Rupture Strain Curve and Data", "negative": "The cooling system is designed to handle both normal and emergency conditions efficiently."}
{"query": "What are the requirements for evaluating Pump Vibration in nuclear safety tests?", "positive": "Complete Steps 19 and 20 to evaluate if Pump Vibration meets Acceptance Criteria.", "negative": "You are an Extra Operator."}
{"query": "neptunium-237 in soil samples", "positive": "Alphaspce Np, Solid \"Dry Weight Corrected\" | Neptunium-237 | -0.00126  | +/-0.00252 | 0.00585 | 0.010 | pCi/g |       |    | HAKB    | 01/17/18 | 0951  | 173185 |              ", "negative": "The following Analytical Methods were performed:"}
{"query": "What is the purpose of the Surveillance Frequency Control Program in nuclear plants?", "positive": "The Surveillance Frequency is based on operating experience, equipment reliability, and plant risk and is controlled under the Surveillance Frequency Control Program.", "negative": "The Notes exclude the source range neutron flux detectors and reactor trip breaker and RCP breaker position indications from the CHANNEL CALIBRATION."}
{"query": "Design Bases Assurance Inspection", "positive": "The purpose of this letter is to notify you that the U.S. Nuclear Regulatory Commission (NRC) Region II staff will conduct a Design Bases Assurance Inspection (DBAI) at your plant Hatch during the weeks of April 26, 2021 and May 10, 2021.", "negative": "During a telephone conversation on January 11, 2021, with James Love we confirmed arrangements for an information-gathering site visit and the two-week onsite inspection."}
{"query": "What is the yield percentage for the nuclide CS-137?", "positive": "The yield of CS-137 is 85.12% as noted in the regulatory filing.", "negative": "The uncertainty quoted at 2.000 sigma provides a confidence measure for the reported activities."}
{"query": "Nitrogen Storage Tank Foundation", "positive": "The Nitrogen Storage Tank Foundation is a reinforced concrete slab that provides structural support for the Nitrogen Storage Tank.", "negative": "The aging management review results for these components are provided in Table 3.5.2-23, Condensate Water Storage Tanks Foundations, Trenches, and Tunnels - Summary of Aging Management Evaluation."}
{"query": "The NRC mandates that licensees evaluate the aging effects on components such as earthen water-control structures.", "positive": "Consistent with NUREG 2191. The Inspection of Water- Control Structures Associated with Nuclear Power Plants program (B.2.1.34) will be used to monitor loss of material in components associated with the intake channel, north bank of the cool water channel, and the south dike of the cool water channel are exposed to environments of air \u2013 outdoor, water \u2013 flowing, and water - standing.", "negative": "Consistent with NUREG-2191. The ASME Section XI, Subsection IWF program (B.2.1.30) will be used to manage loss of mechanical function of the steel constant and variable load spring hangers, guides, stops and sliding surfaces for ASME Class 1, 2, 3, and MC equipment supports exposed to air - indoor uncontrolled or air-outdoor."}
{"query": "What is the significance of maximum wave height in flood calculations for nuclear plants?", "positive": "The maximum wave height of 5.6 ft. is controlling.", "negative": "The settling of particles carried downstream from the Marsh Creek and Hoopes Reservoir dam breaks are calculated to address the potential for suspended sediments from dam failures that may adversely affect the operation of the intake structure at the new plant."}
{"query": "plant drainage system", "positive": "The Plant Drainage System consists of piping and components that serve as a leakage boundary, ensuring containment of waste water within controlled environments.", "negative": "Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) is a key part of managing aging effects, which may include loss of material in various parameters."}
{"query": "nuclear reactor licensing procedures", "positive": "Ngola Otto\nProject Manager, Licensing Projects Branch\nDivision of Operating Reactor Licensing\nOffice of Nuclear Reactor Regulation\nUS Nuclear Regulatory Commission", "negative": "ADAMS Accession No. for the TER."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory steps required to ensure that the design, construction, and operation of nuclear facilities meet safety standards set by the NRC.", "negative": "During the construction phase, contractors must comply with local building codes and safety regulations that are independent of the nuclear licensing requirements."}
{"query": "What is wind stability class in nuclear safety analyses?", "positive": "Stability Class: F\u2014Elevation: 150 Feet", "negative": "**Periods of Calms 1 Hours**"}
{"query": "What is the maximum overpower trip point in a nuclear reactor?", "positive": "Maximum overpower trip point assuming all individual errors are simultaneously in the most adverse direction (% of rated power) is 118.", "negative": "Feedwater pressure with a small correction on enthalpy is \u00b160 psi."}
{"query": "nuclear reactor rings", "positive": "The reactor is divided into several overlapping regions known as rings, which are labeled Ring A, Ring B, Ring C, and Ring D, with specific measurement intervals assigned to each.", "negative": "The safety assessment conducted showed that all systems were functioning within the expected parameters to ensure the integrity of the facility."}
{"query": "Licensees are required to define their methodology for evaluating Class D valves as part of their compliance efforts.", "positive": "In Regulatory Issue Summary (RIS) 2011-13, the NRC staff discusses an acceptable approach for licensees to address Class D JOG valves.", "negative": "10 CFR 50.55a(b)(3)(ii) requires MOVs to be tested per the ASME OM Code and must have a program that periodically demonstrates the capability of the MOV to satisfy its design-basis safety function."}
{"query": "Material traceability is not mandatory for components classified as important to safety Category B items, especially concerning their compliance with contract documents.", "positive": "The proposed code alternative for NM2.15 is only for the material traceability of the EOS-HSM-SC components. This is because horizontal storage modules (HSMs) are not safety-related components as outlined in AISC N690-18, and as per Section 14.2 of the UFSAR, important to safety (ITS) Category B items do not require material traceability.", "negative": "The TS have been revised as described in the response to Clarification S-4."}
{"query": "The regulatory body mandates that every licensee conducts a thorough safety review to ensure compliance.", "positive": "The NRC evaluates license applications by reviewing safety analyses, technical specifications, and operational procedures to determine the suitability of a reactor design for licensing.", "negative": "During the reactor startup procedures, operators must ensure that all systems are functioning correctly before proceeding with power ascension."}
{"query": "What is the significance of maximum pressure measurements in nuclear reactors?", "positive": "The maximum pressure values for each compartment are critical for understanding the operational limits and safety margins within the reactor design.", "negative": "The elements listed in the table are fundamental components that influence the reactor's thermal and mechanical performance."}
{"query": "The requirement is that each reactor coolant pump must maintain a sufficient cooling flow during operation.", "positive": "**STANDARD:** Operator verifies RCP #23 CCW flows are acceptable using flow indicators 2-CFA-453, 2-CFI-457, and 2-CFI-453  SAT: \u2610 UNSAT: \u2610", "negative": "**CUE (If required):** Seal cooling has not been lost to any RCP during event."}
{"query": "nuclear safety analysis methodology", "positive": "The safety analysis methodology for nuclear reactors involves a systematic approach to identifying potential hazards and assessing their implications for reactor operation and safety compliance.", "negative": "The operational schedule of the nuclear facility outlines maintenance periods and operational benchmarks for optimal energy production."}
{"query": "Complete training and experience in radiation therapy must include supervision by a qualified medical physicist who meets NRC requirements.", "positive": "Hold a master\u2019s or doctor\u2019s degree in physics, medical physics, other physical science, engineering, or applied mathematics from an accredited college or university; and has completed 1 year of full-time training in medical physics and an additional year of full-time work experience under the supervision of an individual who meets the requirements for an authorized medical physicist for the type(s) of use for which the individual is seeking authorization.", "negative": "No change"}
{"query": "What is the purpose of technical safety analysis in nuclear licensing?", "positive": "Technical safety analysis is conducted to assess the potential risks and safety implications of operating nuclear facilities under various scenarios and conditions.", "negative": "The email communication discusses ongoing cooperation and litigation matters among NRC staff and external counsel."}
{"query": "Check the current status of the licenses for Reactor Operators and Senior Reactor Operators as of the specified date.", "positive": "Determine if the RO\u2019s and SRO Licenses are ACTIVE or INACTIVE as of 0700 on August 8, 2022.", "negative": "The safety protocols at the Watts Bar Nuclear Plant ensure the protection of the environment and public health."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are designed to prevent accidents and mitigate the consequences of any that do occur, incorporating multiple layers of protection to ensure safe operation under all conditions.", "negative": "The graphical presentations provided in this report highlight various aspects of the facility's layout and operational protocols that contribute to overall performance."}
{"query": "Risk-Informed Completion Times", "positive": "The proposed amendment would modify TS requirements to permit the use of Risk Informed Completion Times in accordance with TSTF-505, Revision 2, \"Provide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4b\" (ADAMS Accession No. ML18183A493).", "negative": "Pursuant to 10 CFR 50.90, Entergy Operations, Inc. (Entergy) is requesting an amendment to the Technical Specifications (TS) of the River Bend Station Unit 1 (RBS)."}
{"query": "oxidation reactions of stainless steel and Zircaloy", "positive": "the rate of [stainless] steel oxidation is small relative to the oxidation of Zircaloy at temperatures below 1400 K. At higher temperatures and near the [stainless] steel melting point, the rate of [stainless] steel oxidation exceeds that of Zircaloy, and states that 'the rate of reaction for [stainless] steel exceeds that of Zircaloy above 1425 K.'", "negative": "National Research Universal\u2019s (\u201cNRU\u201d) thermal-hydraulic experiments were conducted in the early \u201980s. NRU\u2019s thermal-hydraulic experiments were conducted with single bundles of full-length Zircaloy cladding, driven by low-level fission heat: an amount to simulate decay heat."}
{"query": "The results indicate that the U-238 levels were evaluated with specific attention to their detection limits.", "positive": "U Compound/analyte was analyzed, peak not identified and/or not detected above MDC", "negative": "Radionuclide U-238 was tested, and the samples were processed under specific laboratory conditions."}
{"query": "The surface dose rate limits for STORAGE CASKS should be compliant with the specified regulatory thresholds.", "positive": "LCO 3.3.1 The maximum surface dose rates for the STORAGE CASK, Reference Figure A3-1, shall not exceed the following limits: - PWR and BWR \u2013 95 mrem/hour gamma and 5 mrem/hour neutron on the vertical concrete surfaces; and - PWR and BWR \u2013 450 mrem/hour (neutron + gamma) on the top.", "negative": "Prior to start of STORAGE OPERATIONS."}
{"query": "loss of coolant accident", "positive": "Unit 1 has experienced a Small Break Loss of Coolant Accident", "negative": "The Shift Foreman directs you to perform EOP FR-C.1 starting at Step 10, 'Check Intact Steam Generators'."}
{"query": "nrc licensable material", "positive": "4) Are any samples NRC licensable material?", "negative": "Is there an Hg-1631 trip blank present?"}
{"query": "The current models for the Reactor Protection System include multiple functions that are critical for responding to significant initiating events.", "positive": "Current RPS logic models five SCRAM functions and credits these functions for all initiating events. These signals are: High reactor vessel pressure, Low reactor vessel water level, High reactor vessel water level, Turbine Control/Stop Valves, SDV Level.", "negative": "A pre-existing large containment isolation failure will be added as a conservative surrogate for unmodeled PCIV instrumentation and pathways. This is a matter of model maintenance and does not introduce new methods."}
{"query": "The NRC evaluated the impact of revisions to the guidelines for quality assurance programs within the Nuclear Development Quality Assurance Manual.", "positive": "The primary purpose of this update to the Nuclear Development Quality Assurance Manual (NDQAM) is to incorporate organizational changes noted below and to apply the NDQAM to radioactive material transportation packaging as defined and allowed by 10 CFR 71 Subpart H.", "negative": "These administrative type changes were made throughout the NDQAM and are not noted below."}
{"query": "nuclide identification", "positive": "Nuclide Name | Id | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty\n| K-40 | 0.95 | 1460.75 * | 10.67 | 5.23E+00 | 6.28E-01 |", "negative": "Errors quoted at 2.00 sigma."}
{"query": "The regulation of enrichment levels for PWR fuel assemblies is critical for safety and operational efficiency.", "positive": "The average enrichment for various types of PWR fuel assemblies is essential for ensuring compliance with regulatory standards.", "negative": "General strategies for improving maintenance efficiency can lead to significant cost savings."}
{"query": "What are the implications of changing forest management policies?", "positive": "Changing forest management policies & practices", "negative": "Human health threats and well-being can be affected by various factors."}
{"query": "The NRC evaluates analyses pertaining to radionuclides such as Nickel-63 during the licensing process.", "positive": "Nickel-63 is a radioisotope that is often measured in units such as pCi/g to assess its levels in samples.", "negative": "The analytical methods performed on the samples were carried out by qualified analysts on specific dates."}
{"query": "nuclear safety analysis", "positive": "Nuclear safety analysis is a systematic examination of the risks associated with the operation of a nuclear facility, focusing on identifying potential hazards and assessing their likelihood and consequences.", "negative": "The reactor cooling system plays a crucial role in maintaining operational temperatures, but it must be thoroughly evaluated during the design phase to ensure efficiency and reliability."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor in the United States is governed by the regulations of the Nuclear Regulatory Commission (NRC), which ensures that safety and environmental standards are met before operation.", "negative": "The Watts Bar Nuclear Plant is an important facility that contributes to the energy grid by providing a stable output of electrical power."}
{"query": "avian species near nuclear sites", "positive": "Species identified along the designated sampling points.", "negative": "Reference: 201 09.18.2022"}
{"query": "Plutonium isotopes measurement", "positive": "The measurement of Plutonium-239/240 indicates a concentration of 1.89 pCi/g with an uncertainty of +/-0.204 pCi/g.", "negative": "The range of the measurements reported includes various samples taken at different times and uncertainties associated with each of the analyzed isotopes."}
{"query": "JPM validation checklist", "positive": "When the above steps are completed for this and other JPMs to be run concurrently then validate, if not previously validated, the concurrently run JPMs using the JPM Validation Checklist.", "negative": "Turn annunciators to OFF"}
{"query": "nuclear regulatory commitments", "positive": "The regulatory commitments outlined in this document ensure that the licensee will adhere to specific safety protocols and operational standards mandated by the Nuclear Regulatory Commission (NRC).", "negative": "The analysis of reactor coolant systems indicates no significant degradation during the past operating cycles, thus ensuring the overall integrity and performance of the system."}
{"query": "nuclear regulatory filings", "positive": "The NRC requires detailed technical safety analysis as a part of the licensing process for new nuclear reactor designs.", "negative": "The table shows the number of vessels traveling to oil/petroleum/chemical berths on the Delaware River in each state from 1995 through 2008."}
{"query": "nuclear licensing enforcement policy", "positive": "Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action against you.", "negative": "An environmental assessment for this action is not required since this action is categorically excluded under Title 10 of the Code of Federal Regulations (10 CFR) Section 51.22(c)(14)."}
{"query": "What does saturation deficit mean in meteorological studies related to nuclear safety?", "positive": "Saturation deficit is measured in grams of water per kilogram of dry air, providing an indication of the amount of moisture that the air can still hold at a given temperature and pressure.", "negative": "Wind direction significantly affects how temperature gradients develop, influencing overall atmospheric conditions."}
{"query": "A report detailing the inspections performed for each Steam Generator must be submitted after the reactor enters MODE 4.", "positive": "A report shall be submitted within 180 days after the initial entry into MODE 4 following completion of an inspection performed in accordance with the Specification 5.5.7, \"Steam Generator (SG) Program.\" The report shall include:", "negative": "The NRC also outlines the requirements for ensuring that all safety systems are functional during operation and maintenance activities."}
{"query": "How can the number of Local Power Range Monitor (LPRM) inputs to the Average Power Range Monitor (APRM) be ascertained?", "positive": "\u201cTo determine the number of LPRM Detectors feeding that APRM Channel, place METER FUNCTION SWITCH to COUNT and divide the meter indication by five.\u201d", "negative": "Prior to bypassing the LPRM, how is the number of LPRM inputs to APRM determined?"}
{"query": "The NRC evaluates the impact of system failures, including how pressure variations influence core performance and safety measures.", "positive": "The closure of the TCVs causes a total steam block, which leads to a rapid pressure increase in the reactor vessel.", "negative": "The calculated APRM, core average heat flux, scram insertion, steam dome pressure, recirculation flow and simulated narrow RPV water level of the nominal case are shown in Figure C.7-2 through Figure C.7-5."}
{"query": "The areas measured for each peak during the spectroscopic analysis include the original area and the subtracted area of the detected signals.", "positive": "The energies of specific peaks identified during the spectroscopic measurement are critical for accurate data interpretation and analysis.", "negative": "The NRC has established guidelines for the management of radioactive waste and the importance of ensuring public safety in the disposal process."}
{"query": "potable water system in nuclear plants", "positive": "The Potable Water System is a plant-shared system which supplies potable water to various areas in the plant. This water source is supplied by the city of Athens, Alabama. Backflow preventers are installed at each cross connection to other systems to protect the potable water supply from possible contamination due to backflow.", "negative": "The aging management review results for these components are provided in Table 3.3.2-7, High Pressure Fire Protection (Diesel Driven Pump) System - Summary of Aging Management Evaluation."}
{"query": "The system should be monitored to ensure that seal injection flow does not drop below the established minimum levels.", "positive": "Normal range of seal injection flow is between 8 and 13 gpm per RCP with a minimum allowed flow of 6 gpm.", "negative": "CLOSE Letdown Orifice isol vlvs: 1-FCV-62-74, (75 gpm). 1-FCV-62-73, (75 gpm). 1-FCV-62-72, (45 gpm). 1-FCV-62-76, (5 gpm)."}
{"query": "What is the Small Modular Reactor (SMR)?", "positive": "SMR stands for Small Modular Reactor, which refers to a type of nuclear reactor that is smaller in size and designed for modular construction.", "negative": "The Code of Federal Regulations (CFR) outlines regulations governing the operations of various industries."}
{"query": "The design of sedimentation basins must be overseen by a licensed professional engineer.", "positive": "Sedimentation basins shall be designed by a registered professional engineer, and installed under the direct supervision of a registered professional engineer.", "negative": "The Permittee shall, upon request of the Agency, submit within a reasonable time the information and reports that are relevant to compliance with this Chapter, including the Plan, inspection reports, annual reports, original laboratory sheets from analyses conducted on the waste stream, and BMP plans and specifications."}
{"query": "What is the energy level of the nuclide PA-228?", "positive": "The nuclide PA-228 has an energy of 93.35 keV with a yield of 35.00%.", "negative": "The energy levels of nuclides are often measured in keV, which allows for safe handling during regulatory assessments."}
{"query": "What does nuclide mean in nuclear licensing?", "positive": "A nuclide is a distinct nuclear species characterized by its number of protons and neutrons, which defines its stability and energy properties.", "negative": "Errors quoted at 1.000sigma may indicate a need for further investigation or reassessment of the data collected during the analysis."}
{"query": "What are the concentrations of various elements measured at the sampling locations?", "positive": "Fluoride Concentration in mg/Kg, Nitrate Concentration in mg/Kg, and Uranium Concentration in mg/Kg are measured at various soil sampling locations.", "negative": "The IDF is defined as 'Not available', indicating no data is present for certain sampling points."}
{"query": "The NRC imposes strict standards for the analysis of radioactive materials during quality control processes.", "positive": "Rad Alpha Spec | QC1204388648 | 490846014 | DUP | U | 0.0233 | U | 0.0153 | pCi/g | N/A | N/A MXS2 | 10/14/19 08:53", "negative": "The quality control process involves measuring various parameters such as batch number and sample information."}
{"query": "average dry bulb temperature", "positive": "| Month      | Average Dry Bulb Temperature (\u00b0F) | Maximum Dry Bulb Temperature (\u00b0F) | Minimum Dry Bulb Temperature (\u00b0F) |\n|------------|-------------------------------------|------------------------------------|-------------------------------------|\n| January    | 29.9                               | 72.1                              | 4.1                                 |\n| February   | 36.0                               | 74.0                              | 19.4                                |\n| March      | 49.3                               | 82.3                              | 26.1                                |\n| April      | 59.7                               | 91.6                              | 30.6                                |\n| May        | 68.3                               | 97.3                              | 39.3                                |\n| June       | 73.2                               | 91.8                              | 46.9                                |\n| July       | 76.5                               | 93.6                              | 55.8                                |\n| August     | 75.6                               | 94.2                              | 56.5                                |\n| September  | 71.0                               | 94.6                              | 45.9                                |\n| October    | 62.3                               | 84.4                              | 20.1                                |\n| November   | 54.1                               | 82.8                              | 12.1                                |\n| December   | 39.5                               | 70.5                              | -5.3                                ", "negative": "| Month      | Average Wind Speed (mph) | Max 1-hour Wind Speed (mph) |\n|------------|---------------------------|-------------------------------|\n| January    | 12.3                      | 28.9                          |\n| February   | 14.8                      | 36.5                          |\n| March      | 17.9                      | 38.6                          |\n| April      | 15.4                      | 36.9                          |\n| May        | 13.1                      | 37.6                          |\n| June       | 9.0                       | 27.2                          |\n| July       | 10.3                      | 31.1                          |\n| August     | 8.3                       | 29.2                          |\n| September  | 9.2                       | 28.1                          |\n| October    | 11.8                      | 36.9                          |\n| November   | 12.1                      | 42.1                          |\n| December   | 15.0                      | 42.1                          |"}
{"query": "groundwater elevation measurements", "positive": "In addition, the piezometer levels measured approximately at an elevation of 680 ft above msl in the Kansan till over a three-year period of observation in the late 1970s.", "negative": "Some groundwater in the upper glacial drift deposits are discharged into streams from springs present within the general vicinity of the CPS Facility and Clinton Lake."}
{"query": "nuclear licensing quantity", "positive": "License Quantity: 1000", "negative": "To receive payment, the contractor shall prepare invoices in accordance with NRC\u2019s Billing Instructions."}
{"query": "What is the importance of benchmarking in assessing the integrity of BWR pressure vessel components?", "positive": "A benchmarking exercise was performed to validate the PROMISE software against the VIPERNOZ Version 1.1 software code.", "negative": "Analyses were performed for several combinations of cyclic stress and numbers of load cycles."}
{"query": "What actions are required for inoperable primary containment air locks?", "positive": "With one or more air locks inoperable for reasons other than those described in Condition A or B, Required Action C.1 requires action to be immediately initiated to evaluate containment overall leakage rates using current air lock leakage test results.", "negative": "These doors are to be verified locked closed by use of administrative controls."}
{"query": "security-related information regulations", "positive": "However, the enclosed report contains Security-Related Information, so the enclosed report will not be made publicly available in accordance with Title 10 of the Code of Federal Regulations (10 CFR) 2.390(d)(1).", "negative": "Louis J. McKown, II, Chief Projects Branch 5 Division of Operating Reactor Safety."}
{"query": "vapor activity monitoring", "positive": "Table 11-8 details the maximum volume control tank activities, showing the vapor activity in curies for various isotopes such as Kr-85 and Xe-133, along with their stripping fractions with WGS operating and without WGS.", "negative": "The volume control tank purge rate is specified to be 0.7 scfm, ensuring effective management of the system."}
{"query": "NRC review process for nuclear applications", "positive": "These estimates are based on the NRC staff\u2019s initial review of the application and they could change, due to several factors including requests for additional information, unanticipated addition of scope to the review, and review by NRC advisory committees or hearing-related activities.", "negative": "If you have any questions, please contact me."}
{"query": "PWR pressurizer component evaluation", "positive": "The current ASME Code Section XI examination requirements for the PWR pressurizer components evaluated in this report are summarized in Table 2-1.", "negative": "Section 2.2 discusses previous projects related to vessel shell welds that are similar in nature to the studies covered in this report."}
{"query": "How is the average enrichment of fuel assemblies measured?", "positive": "Initial Assembly Avg. Enrichment wt % 233U (E) measures the concentration of 233U in the fuel assembly, expressed as a weight percentage.", "negative": "The NRC evaluates the thermal performance of reactors to ensure safety and efficiency, focusing on design, operation, and maintenance practices."}
{"query": "percentage frequency of wind direction and speed", "positive": "Percentage Frequency of Wind Direction and Speed (mph) During May, Vicksburg, MS is detailed in Table 2.3-23, showing various directions and associated average speeds.", "negative": "Data from NCDC, 1997-2001 (Reference 3)."}
{"query": "emergency core cooling system components", "positive": "A totality passive system with one accumulator per loop. Evaluation based on one spilling accumulator.", "negative": "Fails to start the centrifugal charging pump."}
{"query": "The NRC's regulations specify what environmental aspects must be considered during license renewal evaluations.", "positive": "The NRC has adopted regulations in 10 C.F.R. Part 51 that address the scope of environmental reviews for license renewal applications.", "negative": "Many factors contribute to the overall safety of a reactor, including the design and operational parameters."}
{"query": "What is the purpose of a Draft Environmental Assessment in nuclear projects?", "positive": "The Draft Environmental Assessment for the Palisades Restart Project evaluates the potential environmental impacts of the proposed operation of the Palisades Nuclear Plant after its temporary shutdown.", "negative": "The email was sent by Jennifer Davis to the PalisadesRestart-EnvDocsPUBLICem Resource, indicating the message was created and received on January 31, 2025."}
{"query": "categorical exclusion from environmental assessment", "positive": "Therefore, the proposed amendment is eligible for categorical exclusion from an environmental assessment as set forth in 10 CFR 51.22(c)(9).", "negative": "DENC requests approval of this LAR by October 31, 2024, with implementation in conjunction with MPS3 fuel cycle 24 (currently planned for the spring of 2025)."}
{"query": "What is a BWR reactor?", "positive": "A Boiling Water Reactor (BWR) is a type of nuclear reactor that uses boiling water to produce steam, which drives a turbine to generate electricity.", "negative": "The state has regulatory requirements for the assessment and management of hazardous materials to ensure safety and compliance."}
{"query": "tornado hazard assessment", "positive": "ASCE Hazard Tool tornado data for DNPS was used to develop the site-specific tornado hazard curve.", "negative": "CDF 2 | | 7.26E-6 | 5.78E-6 |"}
{"query": "common cause failure management", "positive": "Per Entergy Operations, Inc. (Entergy) standards, for emergent conditions where the extent of condition is not performed prior to entering into the Risk Management Action Times (RMAT) or the extent of condition evaluation cannot rule out the potential for common cause failure, common cause RMAs are expected to be implemented to mitigate common cause failure potential and impact.", "negative": "Contact the Transmission System Operator (TSO) to determine the reliability of offsite power supplies prior to entering a RICT and implement RMAs during times of high grid stress conditions, such as during high demand conditions."}
{"query": "The NRC's evaluation process ensures adequate safety measures for environmental impacts associated with nuclear facilities.", "positive": "The environmental report assesses potential impacts from the Dresden Nuclear Power Station, ensuring compliance with regulatory requirements.", "negative": "Nuclear facilities must adhere to stringent operational standards to ensure efficiency and reliability in energy production."}
{"query": "community environmental impact assessment", "positive": "The Applicant's Environmental Report includes an assessment of the community's environmental impact within a 6-mile radius of the Monticello Nuclear Generating Plant Unit 1.", "negative": "The scale of the map illustrates distances of 0, 1, and 2 miles from the MNGP site boundary, helping to visualize the local geography."}
{"query": "The NRC is open to various perspectives on staffing and operational frameworks for the self-reliant mitigation facility.", "positive": "But fundamentally, the self-reliant mitigation facility is just one kind of subtrack within Part 53.", "negative": "The GLRO, for example, would not be an individual that receives a medical exam."}
{"query": "What conditions trigger a RWCU system isolation during reactor operations?", "positive": "The following conditions cause an automatic initiation of a RWCU system isolation: (1) SLC System initiation and (2) RWCU non-regenerative heat exchanger high outlet temperature.", "negative": "Unit 1 is at 100% power."}
{"query": "zirconium oxidation models", "positive": "Ocken stated that the advantage of experiments with inductive (Urbanic and Heidrick) and direct electrical heating (Biederman, et al.) of a specimen in a cool environment would be the temperature gradient from heated specimen to cool surroundings, leading to temperature gradients in the cladding wall in the same sense as in a reactor.", "negative": "The passage of steam through the reactor [unit] greatly increased the heat losses from the samples; and a large increase in power to the induction coil was required."}
{"query": "The methodology for assessing design basis accidents includes evaluation of events that do not result in radiological release.", "positive": "The Design Basis Accident methodology outlines the approaches used to evaluate in-vessel events that are not associated with the release of radiological materials.", "negative": "For this project, various materials will be used in the construction of the reactor core to enhance safety and efficiency."}
{"query": "nuclear safety licensing process", "positive": "The nuclear licensing process involves a series of regulatory steps that ensure safety and compliance with established standards before a nuclear facility can operate.", "negative": "Santee Cooper has been a significant player in the development of energy resources in South Carolina, focusing on both renewable and non-renewable sources."}
{"query": "minimum detectable activity", "positive": "The minimum detectable activity (MDA) is the smallest amount of a radioactive substance that can be detected with a high probability of correctness, and is critical for ensuring that the analytical results meet regulatory standards.", "negative": "The address for LaCrosseSolutions is S4601 State Hwy 35, Genoa, Wisconsin 54632, and Mr. Jason Q. Spaide serves as the contact person for the project."}
{"query": "The NRC staff may request further details from the licensee if needed after the audit concludes.", "positive": "If the NRC staff identifies information during the audit that is needed to support its regulatory decision, the staff will issue a request for additional information to the licensee after completion of the audit.", "negative": "The audit will be conducted using telecommunications from May 20, 2024, through August 30, 2024."}
{"query": "What is High-assay low enriched uranium (HALEU)?", "positive": "HALEU, or High-assay low enriched uranium, refers to uranium that is enriched to a lower percentage of Uranium-235 than that used in conventional reactor fuel, typically below 20% enrichment.", "negative": "The Idaho National Laboratory (INL) conducts research and development related to advanced nuclear technologies."}
{"query": "nuclear reactor license renewal process", "positive": "The Monticello Nuclear Generating Plant Unit 1 is undergoing an application for subsequent license renewal as part of the regulatory process to ensure its continued safe operation.", "negative": "Garlic mustard was likely brought to the United States for food or medicinal purposes in the 1800s."}
{"query": "What are spectral accelerations in nuclear engineering?", "positive": "The typical envelope horizontal response spectra for analysis comparison include spectral accelerations measured in G units across different periods in seconds.", "negative": "The values listed in the table provide a comparative analysis of seismic responses for various reactor types under specific conditions."}
{"query": "What is the purpose of a Safeguards Actuation signal in reactor operations?", "positive": "Was a Safeguards Actuation signal generated either manually or automatically during the reactor trip response? The question's purpose is to determine if the operator had to respond to an abnormal condition that required passive safety injection or respond to the actuation of additional equipment that would not normally actuate on an uncomplicated scram.", "negative": "The question applies to all battery-backed IDS DC and 24- and 72-hour emergency AC buses."}
{"query": "What are the safety parameters for sodium hypochlorite storage in nuclear facilities?", "positive": "Sodium hypochlorite (5% solution) is stored in Multi-5, 400 gal Warehouses Cooling Tower in a quantity of 40 gal.", "negative": "Quantities less than 1000 lbs and chemicals stored are not listed."}
{"query": "What are the acceptable limits for dissolved contaminants in water samples?", "positive": "Selenium, dissolved\n**SM 3114 B,C-2011**\n\n| ACZ ID   | Type  | Analyzed          | PC/SCN  | QC | Sample | Found | Units | Rec%  | Lower | Upper | RPD | Limit | Qual |\n|----------|-------|-------------------|---------|----|--------|-------|-------|-------|-------|-------|-----|-------|------|\n| WG598555 | ICV   | 10/16/24 11:11    | SE240716-1 | 0.25205 | 0.0256 | mg/L  | 102   | 90   | 110  |", "negative": "ACZ Project ID: L09683\n\nInorganic QC Summary\n\n**NOTE:** If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec."}
{"query": "nuclear reactor safety systems", "positive": "The safety systems in nuclear reactors are designed to prevent accidents and mitigate their consequences, ensuring the health and safety of both the public and the environment.", "negative": "The power consumption of the facility has increased significantly over the past year, leading to discussions about upgrading the electrical infrastructure to meet demand."}
{"query": "Nuclear Safety Culture Monitoring Panels", "positive": "Incorporated FBF 2515D-2412 to add Nuclear Safety Culture Monitoring Panels as a meeting that should be attended.", "negative": "IMC 2515 Appendix D, \u201cPlant Status,\u201d has been revised to consolidate IMC 2515, Appendix F, \u201cReactor Construction Activities Near Operating Unit(s),\u201d into this IMC."}
{"query": "What are the components of the Emergency Core Cooling System?", "positive": "The Emergency Core Cooling System contains components which have no other cooperation function as well as components which are shared with other systems and perform normal operating functions.", "negative": "The electrical systems provide normal and emergency power sources for the Emergency Core Cooling System."}
{"query": "vital Component Cooling Water System", "positive": "LCO 3.7.7 Two vital CCW loops shall be OPERABLE.", "negative": "Unit 1 - Amendment No. 135, 200, 210."}
{"query": "hazard classification in nuclear material", "positive": "Did the RSO classify the samples as indeterminate? Maximum Net Counts Observed: Observed Counts: Classified as: Rad I Rad 2 Rad 3", "negative": "Samples requiring chemical preservation at proper temp? Yes / No"}
{"query": "nuclear regulatory filings", "positive": "Pursuant to 10 C.F.R. \u00a7 2.305, I certify that, on this date, a copy of the foregoing 'DUKE ENERGY CAROLINAS, LLC\u2019S ANSWER PARTIALLY OPPOSING PETITIONERS\u2019 MOTION FOR EXTENSION OF TIME AND PAGE LIMITS' and Attachment 1 thereto were served upon the Electronic Information Exchange (the NRC\u2019s E-Filing System), in the above-captioned docket.", "negative": "The Oconee Nuclear Station is composed of three pressurized water reactors, each designed with unique safety features to withstand various operational challenges."}
{"query": "The NRC outlines specific requirements for the loading of assemblies in pressurized-water reactors (PWR).", "positive": "Loading Table for PWR Fuel \u2013 953 W/Assembly is specifically designed to detail and support the fuel loading criteria for pressurized-water reactors.", "negative": "The Loading Table for PWR Fuel \u2013 1,300 W/Assembly contains various specifications necessary for the operational efficiency of different assembly designs."}
{"query": "sprayed containment volume", "positive": "1. **Compartment 1:** Sprayed Containment Volume - Value: 2.360E+06", "negative": "### File Information - **Plant file:** D:\\Staum\\2020\\LOCA\\20Min\\Spray Timing\\BRW Source in Sprayed_R7_ST.psf"}
{"query": "The NRC mandates that licensees undertake inspections to assess the condition of key components involved in high pressure coolant injection.", "positive": "The High Pressure Coolant Injection System is evaluated for aging management to ensure performance over its operational life.", "negative": "Certain external surfaces require monitoring to prevent loss of material due to environmental exposure."}
{"query": "How will changes in climate potentially impact the cost-benefit analysis for severe accident mitigation alternatives in nuclear facilities?", "positive": "ACC-3 Will expected climatological changes affect the severe accident mitigation alternative (SAMA) cost-benefit of the proposed facility?", "negative": "The assessment covers various scientific aspects related to ecosystems and biodiversity without specific reference to nuclear risks."}
{"query": "weighted mean activity", "positive": "The weighted mean activity is calculated by considering the contributions from individual nuclides, factoring in their confidence and uncertainty measurements to provide a more accurate representation of the overall activity of a sample.", "negative": "Confidence levels for nuclides are assigned based on the reliability of the data collected during the analysis, with higher confidence indicating greater certainty about the nuclide's presence and activity."}
{"query": "The Gamma spectrum is evaluated for peak identification and quantification in nuclear materials.", "positive": "- **Efficiency Calibration Description:** The efficiency calibration was conducted using a standard gamma source to ensure accurate measurement of radioactive samples being analyzed.", "negative": "- **Sample Taken On:** 8/8/2019 2:37:00 PM"}
{"query": "ASME Code Section III alternatives", "positive": "Proposed alternatives to ASME Code Section III, 1995 Edition with Addenda, including alternatives allowed by Table B3-1, may be used as authorized by the Director of the Office of Nuclear Material Safety and Safeguards or Designee.", "negative": "The justification in Table B3-1 demonstrates that:"}
{"query": "The aging management program should align with the material and environmental factors as described in NUREG-2191.", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "The project scope will include an analysis of seismic safety features and electromagnetic interference."}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "The reactor core is designed to withstand significant seismic events and ensure operational safety."}
{"query": "What are the storage allowances for unirradiated and irradiated fuel assemblies?", "positive": "In accordance with 1-FHI-7, one assembly is allowed in the transfer cart, two assemblies are allowed in the RCCA fixture, and one assembly is allowed in the reactor vessel.", "negative": "Plausible because irradiated fuel assemblies are allowed outside of approval; storage in the reactor building but the assembly in the refueling mast over the upender must be included in the 3 assemblies allowed within the refuel canal which would result in 4 assemblies outside approved storage in the refuel canal, thus exceeding the three allowed in the refueling canal area."}
{"query": "vitrified clay pipe NORM", "positive": "S3-012-102 B, Storm Drain 5, is a 30\u201d internal diameter vitrified clay pipe that runs east-west underneath the northern portion of the Switchyard. During the FSS, higher than expected readings were identified and it was suspected that NORM in the vitrified clay was the reason.", "negative": "The following discussion will be included in the EnergySolutions corporate Lessons Learned Database: if characterization surveys were not performed on a system, any sample media collected during FSS will be analyzed for the full suite of radionuclides as if it were a characterization, or continuing characterization sample."}
{"query": "What are the aging effects associated with closure bolting in nuclear facilities?", "positive": "Cracking due to SCC; cyclic loading", "negative": "Loss of material due to general (steel only), pitting, crevice corrosion"}
{"query": "nuclear regulatory process", "positive": "United States Nuclear Regulatory Commission (NRC). March 2007. Standard Review Plan. NUREG-0800, Section 2.4.9, Channel Diversions. U.S. Department of Energy, Office of Nuclear Regulatory Research: Richland, Washington.", "negative": "U.S. Army Corps of Engineers (USACE). October 31, 1994. EM 1110-2-1418, Engineering and Design Channel Stability Assessment for Flood Control Projects. USACE, CECW-EH-D, Washington, DC 20314-1000."}
{"query": "Loss of Reactor Coolant Accident (LOCA) procedures", "positive": "The Loss of Reactor Coolant Accident (LOCA) is addressed in the procedure 2-EOP-LOCA-1, which outlines the steps for responding to a situation where reactor coolant is lost, ensuring the safety and integrity of the reactor system during such critical events.", "negative": "The technical specifications must be strictly followed to ensure compliance with regulatory requirements, which include various operational parameters and limits that are essential for safe reactor operation."}
{"query": "Licensees must submit specific documentation to ensure compliance with nuclear safety standards.", "positive": "The regulatory process for nuclear plant licensing requires the submission of detailed safety analyses and environmental reports to demonstrate compliance with applicable regulations.", "negative": "The advancement of renewable energy technologies significantly impacts the energy market and offers innovative solutions for sustainable development."}
{"query": "What is the significance of Strontium-90 in nuclear safety assessments?", "positive": "Strontium-90                  | U          | -0.0859     | +/-0.102    | 0.227   | 0.400  | pCi/g   | JXC9 | 08/10/19 | 1456 | 1899425 | 1      |", "negative": "The following Analytical Methods were performed: | Method | Description                     | Analyst Comments | |--------|---------------------------------|------------------| | 1      | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified |                  |"}
{"query": "The NRC mandates the proper functioning of valves in reactor systems for safety purposes.", "positive": "The X-TIE VLVS provides interconnection capabilities between units, ensuring that the discharge pathways are properly managed for safety operations.", "negative": "The status of the pump gates indicates that they are currently operational but do not affect the valve functions."}
{"query": "The NRC mandates accurate monitoring of reactor coolant pump conditions to ensure operational safety.", "positive": "Power-range high neutron flux is measured with an accuracy of \u00b11 percent of full power.", "negative": "Low reactor coolant flow is recorded with an accuracy of \u00b12.5 percent of full range within the range of 70 percent to 100 percent of full flow."}
{"query": "The Minimum Detectable Activity (MDA) of a nuclide is an important metric in radiation measurement.", "positive": "The Nuclide MDA (pCi/grams) column indicates the minimum detectable activity for various nuclides measured in picocuries per gram.", "negative": "Errors quoted at 2.006sigma indicate the level of uncertainty associated with the measurement of peaks."}
{"query": "reactor pressure vessel axial weld failure probability", "positive": "The recommendations for inspection of RPV shell welds in BWRVIP-05 (Reference 4.8.10) include examination recommendations of BWR RPV axial welds.", "negative": "BWRVIP-329-A, approved in December 2021, and the associated NRC SER provide additional technical basis for an assessment of axial weld integrity for extended operations of up to 80 years."}
{"query": "What is the purpose of the TRITON11 reference fuel assembly design?", "positive": "The TRITON11 reference fuel assembly design is intended to provide accurate predictions of fuel performance metrics for Westinghouse PWRs (Pressurized Water Reactors).", "negative": "Nuclear reactors require a thorough analysis of structural integrity to ensure safety is maintained under all operational conditions."}
{"query": "byproduct material licensing", "positive": "Any person who desires to manufacture, process or produce, or initially transfer for sale or distribution self-luminous products containing tritium, krypton 85, or promethium 147 for use under He-P 4030.02 shall apply for a license issued by the Nuclear Regulatory Commission pursuant to 10 CFR 30.32, or enter a certificate of registration pursuant to 10 CFR Part 32.210.", "negative": "The provisions of He-P 4030.03(g) and (h) shall not authorize the production, packaging, or repackaging, or transfer of byproduct material for purposes of commercial distribution, or the incorporation of byproduct material into products intended for commercial distribution."}
{"query": "The NRC staff has determined that the A-4300 curve reliably estimates the FCG rates based on significant data from ferritic steels.", "positive": "Specifically, the FCG rate is defined with a log-normal distribution with the median value defined as the FCG rate in ASME Code, Section XI, A-4300, and with a value of 0.467 for the uncertainty parameter.", "negative": "The NRC has neither reviewed nor approved the EPRI report generic use."}
{"query": "What are comprehensive risk metrics in nuclear safety?", "positive": "the term, comprehensive risk metrics, is supposed to be say capture, also say defense in depth considerations.", "negative": "There may be other design deterministic risk metrics or something for defense in depth that are used as part of the overall decision-making process."}
{"query": "Licensees must submit periodic reports regarding their compliance with regulatory requirements for reactor safety.", "positive": "The licensing of nuclear reactors involves a rigorous review process by the NRC to ensure that all safety and operational aspects are thoroughly evaluated.", "negative": "During the construction phase, materials must be delivered on time to avoid delays in the project schedule."}
{"query": "Will the modifications lead to new hazards requiring reassessment?", "positive": "The proposed changes do not create the possibility of a new or different kind of accident from any accident previously evaluated.", "negative": "The proposed changes permit the extension of Completion Times provided that risk is assessed and managed in accordance with the NRC approved Risk-Informed Completion Time Program."}
{"query": "shear wave velocity variation", "positive": "The shear wave velocity design profiles shown in Figure 2.5-62, Profile (b), plus the shear wave velocity of the Zone III-IV rock from 55 to 70 feet depth is used in the seismic amplification/attenuation analysis.", "negative": "As noted above, Zone III-IV is assumed to extend from 55 to 70 feet depth."}
{"query": "The NRC staff will generally issue requests for additional information as necessary during the review process.", "positive": "The NRC staff will develop any RAIs, as needed, via NRR Office Instruction LIC-115 and issue such RAIs separately from audit-related correspondence.", "negative": "Username and password and/or other Web-based portal access information should be provided directly to members of the NRC staff and contractors as needed."}
{"query": "What are the parameters used in evaluating the radiological consequences of a control rod ejection accident?", "positive": "The parameters used in evaluating the radiological consequences of a control rod ejection accident include core power level, total steam generator tube leakage, reactor coolant iodine activity prior to the accident, gap activity released to reactor coolant from failed fuel, melted fuel, reactor coolant noble gas activity, secondary system initial activity, reactor coolant mass, secondary coolant mass for four generators, and offsite power status.", "negative": "The atmospheric dispersion factors are necessary for understanding how the released contaminants spread in the environment after an accident."}
{"query": "What is the significance of the net peak area in nuclear data analysis?", "positive": "Net Peak Area refers to the area under the peak in a spectrum which is calculated after subtracting background contributions from the measured data.", "negative": "The Original Area is calculated prior to background subtraction and is used to analyze the overall contribution of the signal."}
{"query": "The Parish EOC Director is responsible for coordinating the reentry process once it is deemed safe for individuals to return to their homes.", "positive": "When informed that full recovery and unlimited access are recommended, the Parish EOC Director will perform the following:", "negative": "The report details the emergency response protocols implemented during natural disasters, emphasizing the need for rapid communication and coordination among various agencies."}
{"query": "NRC staff are seeking to meet soon to clarify the reporting requirements for safety evaluations and other regulatory processes.", "positive": "NRC staff requesting additional near term meeting to discuss SGTIR reporting template, loose parts strategy, and EPRI Guidelines revision.", "negative": "A TSTF-577 revision will be needed to align with NRC staff position."}
{"query": "What is the purpose of the Emergency Core Cooling System in nuclear reactors?", "positive": "The Emergency Core Cooling System is designed to provide cooling to the reactor core during a loss-of-coolant accident, ensuring the core remains covered and preventing overheating.", "negative": "Hydraulic Model Studies are often conducted to evaluate fluid flow characteristics in various systems, including pumps and valves."}
{"query": "The NRC oversees licensing for innovative reactor designs, including the assessment of advanced reactors' safety metrics.", "positive": "The Advanced Reactor Licensing Branch is responsible for the review and approval of applications for advanced reactor designs and their associated regulatory requirements.", "negative": "The document states that the project is scheduled for completion by December 2024, following extensive evaluations and assessments."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory steps that a nuclear facility must complete to operate in compliance with safety standards set by the NRC.", "negative": "The committee discussed the various cultural programs aimed at promoting community engagement among tribal members."}
{"query": "The evaluation of core failures due to debris accumulation considers the operational states of all ECCS pumps, particularly identifying scenarios where core damage may occur.", "positive": "All breaks equal to or larger than the threshold size were considered, which could result in zero damage due to effects of debris.", "negative": "Risk quantification is based on equipment configurations."}
{"query": "What is the significance of technical specification bases changes in nuclear licensing?", "positive": "The proposed changes to the technical specifications bases are designed to clarify the basis for various technical specification requirements and ensure ongoing compliance with regulatory standards.", "negative": "The cooling system of the reactor operates in a closed loop to maintain optimal temperature and efficiency under varying load conditions."}
{"query": "The operator must ensure proper management of steam generator pressure to prevent overpressure conditions that can compromise safety.", "positive": "Guideline FR-H.2, RESPONSE TO STEAM GENERATOR OVERPRESSURE, provides guidance to address a not satisfied condition (i.e., YELLOW priority) from a loss of steam generator pressure control capability that results from an overpressure condition affecting any steam generator.", "negative": "The operator is instructed to transfer to FR-H.3, RESPONSE TO STEAM GENERATOR HIGH LEVEL, after determining that the SG narrow range level is greater than the upper tap value."}
{"query": "What is the purpose of an isolation valve in nuclear reactor systems?", "positive": "An isolation valve is used to prevent the flow of fluids within a nuclear reactor system during maintenance or in the event of a failure, ensuring that safety protocols are maintained.", "negative": "The reactor core design must account for various factors including neutron absorption and thermal conductivity to ensure efficient operation."}
{"query": "What are the design requirements for nuclear facility safety?", "positive": "(a) \u2022 Demonstrate functional design criteria via analysis, test, etc.; \u2022 Evaluate operating, design and construction experience", "negative": "(b) Consensus codes and standards acceptable to NRC"}
{"query": "The NRC outlines acceptable levels of various chemical constituents in water samples.", "positive": "| Ammonium            | mg/L      | 0.01 | WF AVG                  | 10.0                       |", "negative": "The document details multiple constituents and their corresponding units relevant to water quality analysis."}
{"query": "Cooling time requirements are specifically adjusted based on the average burnup of the fuel assemblies.", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Amendment No. 12, Revision No. 1 includes a Certificate of Compliance No. 1031."}
{"query": "The NRC mandates that critical heat flux analyses be performed for safety evaluations.", "positive": "The COBRA-FLX model is used to predict the Critical Heat Flux (CHF) in nuclear reactors, which is essential for ensuring safe operating conditions under various heat transfer scenarios.", "negative": "Thermal energy systems are integral for many industrial processes, but their configuration can greatly affect operational efficiency."}
{"query": "nuclear power plant licensing process", "positive": "The nuclear licensing process involves a comprehensive review of safety analyses, environmental impacts, and engineering evaluations to ensure that the facility meets regulatory standards and poses no undue risk to public health and safety.", "negative": "The reactor will undergo routine inspections to verify compliance with established maintenance protocols and operational procedures."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves multiple steps, including pre-application consultations, the submission of certification and operating license applications, and the subsequent review and approval by the Nuclear Regulatory Commission (NRC).", "negative": "The reactor's cooling system must maintain optimal temperatures to ensure safe and efficient operations, utilizing a series of pumps and heat exchangers."}
{"query": "nuclear instrumentation malfunctions", "positive": "Nuclear Instrumentation Malfunctions refer to faults or failures in the nuclear instrumentation systems that can affect plant operations and safety assessments.", "negative": "The Watts Bar Nuclear Plant has undergone several upgrades and maintenance activities to ensure reliable operation and compliance with regulatory standards."}
{"query": "requirements of the general license in nuclear regulations", "positive": "C. I am aware of the requirements of the general license, provided in 10 CFR 31.5.", "negative": "A. All information contained in this registration is true and complete to the best of my knowledge and belief."}
{"query": "price elasticity of electricity", "positive": "There is much controversy regarding the price elasticity of electricity which measures the sensitivity of electricity demand to changes in its price.", "negative": "The flow of energy from the TVA system to its customers is shown in Fig. 8.3 for 1960 and 1972."}
{"query": "reactor trip function", "positive": "Actuates turbine trip.", "negative": "Trips all main feedwater pumps which closes the pump discharge valves."}
{"query": "What does initial criticality mean in nuclear licensing?", "positive": "Initial criticality refers to the state of a nuclear reactor in which the reactor is capable of sustaining a nuclear chain reaction at a steady state under specified operating conditions.", "negative": "The NRC requires a thorough evaluation of the control systems to ensure that all actions taken during an operational transient are effective in maintaining safety."}
{"query": "The evaluation of seismic performance is crucial for safety assessments during licensing.", "positive": "Seismic analysis is essential for determining the structural integrity of nuclear facilities in the context of earthquakes.", "negative": "The control room must be equipped with reliable communication systems to ensure proper interface during operations."}
{"query": "The NRC reviews license renewal applications while considering those aging effects that might not be routinely managed by established regulatory oversight programs.", "positive": "NRC's review of a license renewal application focuses on those potential detrimental effects of aging that are not routinely addressed by ongoing regulatory oversight programs and the applicant's plans for managing those effects during the period of extended operation; CLI-22-5, 95 NRC 97 (2022)", "negative": "Motion for reconsideration must demonstrate compelling circumstances, such as existence of a clear and material error in a decision, which could not have been reasonably anticipated, that renders the decision invalid; CLI-21-2, 95 NRC 116 (2022)"}
{"query": "What are the environmental impacts assessed for aquatic resources in nuclear plant license renewals?", "positive": "Effects of cooling water discharge on dissolved oxygen, gas saturation, and eutrophication", "negative": "Would not adversely affect known historic properties"}
{"query": "The NRC mandates evaluations for components like galvanized steel ducting that are used in specific environmental conditions.", "positive": "Galvanized steel Ducting, piping, and components exposed to Air \u2013 indoor, controlled (External)", "negative": "There are no copper alloy (\u226415% Zn and \u22648% Al) piping, piping components, or piping elements exposed to borated water leakage."}
{"query": "The reactor protection system is designed to automatically shut down the reactor under certain conditions.", "positive": "An automatic reactor scram on a Turbine trip is bypassed when Reactor power is < 38.5% rated thermal power.", "negative": "Annunciator 902-5 A-12, is actuated by closure of at least 2 Stop valves with reactor power > 40%."}
{"query": "What are the requirements for the Residual Heat Removal (RHR) system during refueling operations?", "positive": "One RHR loop shall be OPERABLE and in operation.", "negative": "The required RHR loop may be removed from operation for \u2264 1 hour per 8 hour period, provided no operations are permitted that would cause introduction into the Reactor Coolant System, coolant with boron concentration less than that required to meet the minimum required boron concentration of LCO 3.9.1."}
{"query": "Radiation exposure levels are categorized into specific ranges based on counts per minute (cpm).", "positive": "Color codes are used to indicate the range of radiation exposure levels, where Blue signifies 0 to 10,000 cpm, Green indicates 10,001 to 13,000 cpm, Yellow refers to 13,001 to 16,000 cpm, and Red denotes 16,001 to 19,000 cpm.", "negative": "The reactor's coolant system is essential for maintaining optimal operating temperatures and preventing overheating."}
{"query": "The NRC mandates that sealed sources must undergo leakage testing at specified intervals or else at a maximum of six months.", "positive": "Sealed sources, source rods, foil sources, or detector cells containing licensed material shall not be opened or sources removed from source holders or detached from source rods, or foil sources removed from detector cells by the licensee, except as specifically authorized.", "negative": "Licensed material shall only be used by, or under the supervision of Jeffrey Q. Angel or William Lee Cain."}
{"query": "What are the requirements for traceability in RadICS platform safety systems?", "positive": "The RadICS platform TR does not address traceability activities associated with application specific logic. Therefore, plant application requirements traceability activities for RadICS platform-based safety systems must be performed during plant application development and thus could not be evaluated in this SE.", "negative": "Addressed in PSAI 7.2 and satisfied by: [[ - - - - - ]]a,c,e"}
{"query": "What is NMGIRD in the context of CHF tests?", "positive": "NMGIRD = Non-Mixing GRID", "negative": "Figure A-10 shows the axial geometry of the CHF test CE300, illustrating various heights and distances from EOHL."}
{"query": "What is the fuel clad gap coefficient and its significance in thermal analysis?", "positive": "The magnitude and time dependence of the heat transfer coefficient between fuel and clad (gap coefficient) have a pronounced influence on the thermal results.", "negative": "The transient results for the locked rotor accident are shown in figures 15.3.3-1 through 15.3.3-4."}
{"query": "decay constant of nuclides", "positive": "| H-3        | 1.0E+00               | 1.5E-04               |", "negative": "| Ni-63      | 1.0E+00               | 1.9E-05               |"}
{"query": "What is the role of the Parish School Board in a nuclear emergency?", "positive": "The Parish School Board, under the direction of the Superintendent, has the responsibility for providing school buses and bus drivers for evacuation of students and school personnel from schools within the Parish 10-mile EPZ.", "negative": "The Pointe Coupee General Hospital is responsible for providing health and medical care services to non-contaminated injured individuals."}
{"query": "During the blowdown phase, the mass flow rate is significantly reduced as pressure drops.", "positive": "Mass flow rate is defined as the amount of mass passing through a given surface per unit time, measured in pounds mass per second (lbm/s).", "negative": "The table shows the mass flow rates calculated at different time intervals during the system operation."}
{"query": "The NRC has established specific guidelines to ensure aging management is adequately addressed in the license renewal applications.", "positive": "The aging management programs outlined in this submission are designed to adequately address the effects of aging on structures and components important to safety over the period of extended operation.", "negative": "Different methods of reactor design can influence operational efficiency, but they do not directly correlate with aging management requirements."}
{"query": "pressure relief valve functions", "positive": "The pressure relief valve downstream of the low pressure letdown valve protects the low pressure piping, demineralizers, and filter from overpressure when this section of the system is isolated.", "negative": "The valve is set to relieve at the design pressure of the heat exchanger."}
{"query": "surface mining regulatory requirements", "positive": "Surface mining involves the extraction of mineral resources like coal and aggregates from the earth's surface, requiring adherence to strict regulatory guidelines to ensure environmental and safety standards are met.", "negative": "The distance from facilities to the CUPI can vary significantly, with some located as close as 20 km and others up to 70 km away, indicating the diverse operational scopes of various mining projects."}
{"query": "What are the aging management strategies for ICI thimble tubes in PWRs?", "positive": "EPRI clarified that the aging management strategy selected for the component type through the end of a 60 \u2013 80-year subsequent license renewal period would involve at least one of the specified aging management strategies accepted in GALL-SLR AMP XI.M16A for managing specific aging effects in the PWR RVI components.", "negative": "The NRC staff finds the I&E criteria for the \u201cICI thimble tubes \u2013 lower\u201d component type in MRP-227, Revision 2, Table 4-8, Item C20 (as amended inclusive of changes to Item C20 in the EPRI letter MRP 2023-003 (EPRI 2023a)) to be acceptable for implementation based on the following technical assessments."}
{"query": "What is the weight mean activity of nuclides in a regulatory filing?", "positive": "The weight mean activity of a nuclide is expressed in pCi/grams, which indicates the average radioactivity per gram of the nuclide present in a sample.", "negative": "The table lists various nuclides and their associated confidence levels, but does not provide information about the safety protocols for handling radioactive materials."}
{"query": "The NRC mandates that seismic evaluations be conducted for structures crucial to nuclear safety.", "positive": "The seismic design of structures, systems, and components in nuclear power plants must comply with the established criteria to ensure safety during seismic events.", "negative": "The earthquake event of 1968 produced a 5.5 magnitude tremor that was felt across the mid-Atlantic region, causing concern among the population."}
{"query": "What is the significance of zirconium-steam reaction kinetics in nuclear safety?", "positive": "In the passage above, Schanz, the author, is referring to zirconium-steam reaction kinetics in 'the high temperature range,' at temperatures far greater than the 10 C.F.R. \u00a7 50.46(b)(1) peak cladding temperature ('PCT') limit of 2200\u00b0F.", "negative": "It is significant that in the 1990 CORA Workshop at Kernforschungszentrum Karlsruhe ('KfK') GmbH, Karlsruhe, FRG, October 1-4, 1990, problems with SCDAP/RELAP5's modeling of Zircaloy oxidation kinetics, in the 900-1200\u00b0C temperature range, were discussed."}
{"query": "What are the criteria for high-energy line breaks (HELBs) according to NRC Branch Technical Position MEB 3-1?", "positive": "NRC Branch Technical Position MEB 3-1 is the basis for the VEGP criteria for the postulation of high-energy line breaks (HELBs) with the exception of lines that have eliminated postulated breaks based on leak-before-break analysis.", "negative": "The design of ASME III Code Class 2 and 3 piping systems at VEGP incorporates stress reduction factors for determining the acceptability of the piping design with respect to thermal stresses."}
{"query": "The NRC establishes requirements for the enrichment levels of uranium in nuclear fuel assemblies...", "positive": "Enrichment w % 235U (E)", "negative": "Minimum Cooling Time (years) is needed to ensure proper radioactive decay and safe handling of spent fuel."}
{"query": "The volume of air in the ice condenser is determined based on thermodynamic calculations involving temperature and pressure measurements.", "positive": "In the calculation of the mass balance for the ice condenser, the compartment is divided into two sub-volumes; one volume representing the flow channels and one volume representing the ice baskets.", "negative": "The polytropic exponent for these tests is then found from the measured compression pressure and the compression ratio calculated above."}
{"query": "design loads for nuclear structures", "positive": "SEI/ANSI 7-02 \"Snow Loads: A Guide to the Use and Understanding of the Snow Load Provisions of ASCE 7-02\" (O'Rourke and Wrenn, 2004).", "negative": "US Historical Climatology Network (U.S. HCN), Monthly Temperature and Precipitation Data, ORNL/CDIAC-87, NDP-019, Revision 3."}
{"query": "Regulatory commitments are essential in ensuring compliance and safety in operations.", "positive": "The NRC establishes regulatory requirements to ensure that nuclear facilities operate safely and effectively, thereby protecting public health and the environment.", "negative": "Technical skills are essential for personal development and workplace effectiveness."}
{"query": "What are the decontamination factors for iodine species in a fuel pool?", "positive": "The pool decontamination factors for the inorganic and organic species are 400 and 1, respectively, giving an overall effective decontamination factor of 200 (i.e., 99.5% of the total iodine released from the damaged rods is retained by the pool). This difference in decontamination factors for inorganic and organic iodine above the fuel pool being composed of 50% inorganic and 50% organic species.", "negative": "The radioactive material that escapes from the pool to the building is released from the building to the environment over a 2-h time period."}
{"query": "nuclear reactor licensing process", "positive": "The Division of Operating Reactor Licensing is responsible for reviewing applications for operating licenses and ensuring compliance with regulatory requirements.", "negative": "The Audit Requests and Audit Questions provide a framework for evaluating the effectiveness of the audit process and ensuring that all necessary information is gathered."}
{"query": "What is the significance of K-40 in nuclear licensing?", "positive": "K-40, or Potassium-40, is a naturally occurring radioactive isotope with a weight mean activity of 7.09E-01 pCi/grams, which is crucial for understanding the natural background radiation levels in nuclear safety assessments.", "negative": "The uncertainty in the confidence interval plays a critical role in interpreting experimental results, as it informs the reliability of the measurements and calculations."}
{"query": "reporting of events affecting nuclear power plants", "positive": "For systems within scope, the inadvertent TS inoperability of a system in a required mode of applicability constitutes an event or condition for which there is no longer reasonable expectation that equipment can fulfill its safety function. Therefore, such events or conditions are reportable as an 'Event or Condition that Could Have Prevented Fulfillment of a Safety Function.'", "negative": "\u00a750.72(b)(3)(xii) - Any event requiring the transport of a radioactively contaminated person to an offsite medical facility for treatment."}
{"query": "personnel dosimeter requirements", "positive": "Change 'film badges and TLD\u2019s' with 'personnel dosimeter'", "negative": "ALL PARTS   Clarify/remove all references to x-ray devices whose output is less than 1 MeV."}
{"query": "Consideration of diverse technologies in nuclear safety", "positive": "The discussion highlights the importance of considering diverse technologies and the associated hazards when assessing the safety of nuclear reactor designs.", "negative": "Given the various challenges faced in the industry, it is crucial to keep efficient communication lines open to address potential safety concerns."}
{"query": "What is the significance of weighting mean activity in radioactivity measurements?", "positive": "The weighted mean activity is calculated to provide a more accurate representation of the radioactivity of a sample by taking into account the contributions of various nuclides present in the sample, which allows for better compliance with regulatory standards.", "negative": "Nuclides can vary significantly in their decay paths and radiation emissions, making it essential for safety assessments to evaluate them individually rather than as a collective group."}
{"query": "What are risk-informed extended completion times in nuclear plant regulations?", "positive": "The proposed LAR would modify the plant\u2019s Technical Specifications to permit the use of risk-informed completion times in accordance with Technical Specification Task Force (TSTF) Traveler TSTF-505, Revision 2, 'Provide Risk-informed Extended Completion Times - RITSF [Risk-Informed Technical Specification Task Force] Initiative 4b.'", "negative": "The NRC staff will conduct the audit virtually via Teams using a licensee-established electronic portal available to NRC staff from approximately August 22, 2022, through December 16, 2022, with formal audit meetings to be scheduled during this period as needed."}
{"query": "acceptable bolting pattern analysis methodologies", "positive": "EPRI MRP needs to be prepared to discuss use of \"acceptable bolting pattern analysis methodologies\" for BF bolts (e.g. WCAP-15029-P-A). They are being referenced in WCAP-17096, Rev. 3.", "negative": "supplemental methods that currently remain in effect for Westinghouse-design BF bolts."}
{"query": "What is the function of the GALILEO predictions in nuclear reactor safety analysis?", "positive": "The GALILEO predictions show good agreement.", "negative": "Figure 4-42 shows the comparison of measured and predicted rod diameter axial profiles at mid-pellet and inter-pellet planes on ramp PK2/3 from the SuperRamp program."}
{"query": "The assessment of net peak area is critical in determining the performance of the detector during experiments.", "positive": "Net Peak Area refers to the area under the peak in a spectrum, which is crucial for quantifying the amount of a specific energy being detected.", "negative": "Ambient background refers to the level of radiation present in the environment that is not associated with the source being measured."}
{"query": "transfer cask usage restrictions", "positive": "The **TRANSFER CASK** shall not be operated and used when surrounding air temperature is < 0\u00b0F. This limit is NOT applicable to the stainless steel MTC or PMTC.", "negative": "An alternative to crediting site-specific cask sliding for design basis earthquake accelerations up to and greater than 0.37g in the horizontal direction and 0.25g in the vertical direction at the ISFSI pad top surface, the use of the MAGNASORB\u00ae system is permitted provided the ISFSI pad has bollards and the cask user validates that the cask does not overturn, g-loads resulting from the cask contacting the bollard is bounded by the cask tip-over accident condition presented in Chapter 3 of the FSAR, and the ISFSI pad and bollards are designed, fabricated and installed such that they are capable of handling the combined loading of the design basis earthquake and any contact between the bollard and cask during the design basis earthquake."}
{"query": "seismic insights determination process", "positive": "Determination of seismic insights will make use of the FPIE PRA model supplemented by focused seismic walkdowns.", "negative": "Gather the population of SSCs in the system being categorized and review existing seismic information."}
{"query": "What are the oxidation kinetics models for Zircaloy?", "positive": "It is significant that \"In-Vessel Phenomena\u2014CORA: BWR Core Melt Progression Phenomena Program, Oak Ridge National Laboratory,\" presented in 1991, explicitly states \"[c]ladding oxidation [in the CORA-16 experiment] was not accurately predicted by available correlations.\"", "negative": "The predicted and observed cladding thermal response are in excellent agreement until application of the available Zircaloy oxidation kinetics models causes the low-temperature (900-1200\u00b0C) [(1652-2192\u00b0F)] oxidation to be underpredicted."}
{"query": "emergency depressurization procedures", "positive": "With a primary system discharging into the reactor building and the discharge cannot be isolated, verify/INITIATE an emergency depressurization when two or more areas of the same parameter (radiation, temperature, or water levels) are above max safe IAW QGA 300 and appropriate RPV blowdown leg within 10 minutes.", "negative": "The evaluation team must determine if the local reports justify performing an emergency depressurization in such cases, especially where accessibility is limited."}
{"query": "nuclide identification", "positive": "The Nuclide Identification Report provides essential details, including the nuclide name, its energy in keV, yield percentage, activity in \u00b5Ci/grams, and the associated activity uncertainty.", "negative": "Errors quoted at 1.00 sigma Energy Tolerance: 1.000 keV Nuclide confidence index threshold = 0.30 Errors quoted at 1.00 sigma."}
{"query": "radioactive isotopes and their activity", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi)  |\n|----------------------|-----------------------|-------------------|\n| CS137                | 100                   | mCi               |", "negative": "NRC Device Key: 625216 (Internal Control Number)"}
{"query": "What is the activity measurement for K-40?", "positive": "K-40 has an activity of 9.19E+00 pCi/gram.", "negative": "The yields of the radionuclides vary significantly, with some yielding up to 100%."}
{"query": "monitoring MFWP suction pressure", "positive": "The reason that the ARI directs MFWP suction press to be monitored is to ensure that it is maintained greater than 250 psid. If unable to recover suction pressure, the crew is required to trip one MFPT and go to 1-AOI-16, Loss of Normal Feedwater.", "negative": "The second part is plausible because the low suction pressure condition affects both MFPs."}
{"query": "What is a Reactor Protection System (RPS)?", "positive": "RPS stands for Reactor Protection System, which is designed to automatically monitor and control reactor parameters to ensure safe operations and to prevent conditions that could lead to a release of radioactive materials.", "negative": "The software verification and validation plan includes procedures for testing software changes before implementation, ensuring that modifications do not introduce new errors."}
{"query": "The operational tests were essential in confirming the functionality of the pumps tasked with providing emergency core cooling.", "positive": "Routine periodic testing of the Emergency Core Cooling System components and all necessary support systems is performed.", "negative": "Prototype testing has determined that vortex suppression grating and enclosure solid top plate prevent the strainer modules from ingesting air via vortex."}
{"query": "The review of the license application involves assessing safety measures for reactor operation.", "positive": "The NRC conducts safety evaluations to determine whether a reactor design meets regulatory requirements for operation.", "negative": "In addition to the reactor design, the applicant must include comprehensive financial data to support their operational proposal."}
{"query": "Isolation Condenser Weld Flaw analysis", "positive": "4.7.7 Isolation Condenser Weld Flaw TLAA.", "negative": "ASME Section III, Class 2 & 3, and ANSI B31.1 Allowable Stress Analyses and associated HELB Analyses."}
{"query": "Monticello Nuclear Generating Plant integrated inspection report", "positive": "On December 31, 2024, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Monticello Nuclear Generating Plant. On January 23, 2025, the NRC inspectors discussed the results of this inspection with you and other members of your staff. The results of this inspection are documented in the enclosed report.", "negative": "No findings or violations of more than minor significance were identified during this inspection."}
{"query": "What is the unit used to measure radioactivity in nuclear devices?", "positive": "Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi)", "negative": "Distributor/Distributed By: Thermo Process Instruments, L.P"}
{"query": "What is an Audit Plan in the context of nuclear licensing?", "positive": "The Audit Plan outlines the specific objectives, scope, and criteria for conducting an audit of the licensing process for nuclear reactors, ensuring compliance with regulatory standards.", "negative": "In the context of reactor safety, the design must account for various potential failure scenarios and operational challenges that could arise during normal and emergency operations."}
{"query": "What is the significance of a safety analysis report in nuclear licensing?", "positive": "A safety analysis report (SAR) provides a comprehensive assessment of the safety of the proposed facility, including all potential hazards and mitigation strategies.", "negative": "The reactor coolant system's main function is to remove heat from the core and transfer it to the steam generators."}
{"query": "nuclide activity measurement", "positive": "| K-40          | 0.97  | 1460.75 *    | 10.67     | 5.51E+00             | 9.76E-01             |", "negative": "Errors quoted at 2.000sigma"}
{"query": "What actions are taken if the reactor fails to scram?", "positive": "Given a failure to scram with Reactor power above 2.5%, the crew will lower Reactor power by one or more of the following methods, in accordance with EOP-3: - Terminating and preventing all RPV injection except SLC, RCIC, and CRD - Tripping Recirculation pump A - Injecting boron", "negative": "The Reactor power reduction must be initiated within five minutes of the start of the failure to scram."}
{"query": "What is the process for changes to a certificate of compliance in nuclear regulation?", "positive": "The holder of this certificate who desires to make changes to the certificate, which includes Appendix A (Technical Specifications and Design Features) and Appendix B (Approved Contents), shall submit an application for amendment of the certificate.", "negative": "The MAGNOSTAR system, which is authorized by this certificate, is hereby approved for general use by holders of 10 CFR Part 50 and Part 52 licenses for nuclear reactors at reactor sites under the general license issued pursuant to 10 CFR 72.210, subject to the conditions specified by 10 CFR 72.212, and the attached Appendix A and Appendix B."}
{"query": "NEI 14-05 quality assurance guidelines", "positive": "The proposed amendment to QATR Revision 12 also included a commitment to implement the quality assurance program alternative of the Nuclear Energy Institute (NEI) Technical Report NEI 14-05, Revision 1, \"Guidelines for the Use of Accreditation in Lieu of Commercial Grade Surveys for Procurement of Laboratory Calibration and Test Services,\" dated August 2014 (Reference 9).", "negative": "The NRC staff found this approach to be acceptable."}
{"query": "Unusual Event emergency classification", "positive": "When informed that River Bend Station has declared an Unusual Event, the EOC Director will complete the following and document the actions on Attachment 1: A. Obtain the status of the emergency.", "negative": "The State EOC will assist if you have any questions concerning the emergency."}
{"query": "What are the total estimated disposal costs for spent nuclear fuel in a PWR system?", "positive": "The total estimated disposal costs for a Pressurized Water Reactor (PWR) are outlined as $196,500,420 in the disposal cost table.", "negative": "The table lists various components and their corresponding charges but does not detail the operational processes involved in managing reactor safety."}
{"query": "LOCA response procedures", "positive": "The crew will insert a manual scram on high Drywell pressure due to a break in the 'A' Recirc Loop Suction Line.", "negative": "Electrical Maintenance has requested the 1A EHC pump secured and removed from service for a motor inspection."}
{"query": "The audit will verify how effectively the technical assessments support the licensee's amended applications according to established regulations.", "positive": "Understand how the licensee\u2019s proposed program conforms to NRC-endorsed guidance in the Nuclear Energy Institute (NEI) report NEI 06-09, Revision 0-A, \"Risk-Informed Technical Specification Initiative 4b, Risk-Managed Technical Specification Guidelines\" (ML122860402).", "negative": "Identify questions and requests that may become formal requests for additional information (RAIs) per NRR Office Instruction LIC-115, \"Processing Requests for Additional Information\" (ML214114238)."}
{"query": "What is the analytical method for measuring Sr90 in solid samples?", "positive": "**Analytical Method:** EPA 905.0 Modified/DOE RP501 Rev. 1 Modified", "negative": "**Preparation Method:** Dry Soil Prep"}
{"query": "standby diesel generators emissions", "positive": "Table 3.1-6 shows the yearly emissions from standby diesel generators, detailing the environmental impact associated with their operation.", "negative": "Table 4.1-1 outlines the land use within the ESP site and vicinity, which is unrelated to the emissions of standby diesel generators."}
{"query": "The NRC's procedures allow petitioners to contest findings by providing updated ecological evidence.", "positive": "Organizational Petitioners do not demonstrate that this issue is \u201cmaterial to the findings the NRC must make to support the action\u201d at issue. See 10 C.F.R. \u00a7 2.309(f)(1)(iv).", "negative": "Nor is this aspect of the contention saved by Organizational Petitioners\u2019 argument that the NRC wrongly requires petitioners, not the applicant, to provide updated information."}
{"query": "aging management program", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "This GALL-SLR item reflects consideration of leakage from a flanged connection."}
{"query": "What is meant by capable tectonic sources in nuclear site assessments?", "positive": "Based on previous discussions, there are no capable tectonic sources within 5 miles of the ESP site.", "negative": "The potential for tectonic deformation at the site is negligible."}
{"query": "OpDCGL remediation criteria", "positive": "Actions in Table 5-17 are required when the statistical test fails or when an investigation confirms residual radioactivity in excess of 50 percent of the OpDCGL.", "negative": "An extent of condition review for all survey units was performed (see response to RAI-1a). Three survey units (L1-SUB-TDS, L1-010-101 C, and L1-SUB-CRD) had scanning alarm set points that were much higher than the alarm set points established for FSS performed in other survey units subsequent to these three survey units."}
{"query": "Oconee Station power transmission lines", "positive": "For license renewal and subsequent license renewal, the NRC evaluates, as part of the proposed action, the continued operation of those Oconee Station power transmission lines that connect to the substation where it feeds electricity into the regional power distribution system.", "negative": "In addition to cooling and auxiliary water from Lake Keowee, Oconee uses potable water supplied by the city of Seneca public water system and Oconee Joint Regional Sewer Authority for sanitary wastewater."}
{"query": "The NRC must complete a technical assessment of the applications received, which may take up to 180 days for renewals.", "positive": "Your application for a new NRC license did not include your taxpayer identification number. Please complete and submit NRC Form 531, Request for Taxpayer Identification Number, located at the following link: http://www.nrc.gov/reading-rm/doc-collections/forms/nrc531.pdf.", "negative": "This is to acknowledge receipt of your: \u2611 Letter and/or \u2611 Application Dated: 01/24/2025."}
{"query": "The performance of the detector is influenced by the length of the pipe containing radioactive material, with longer lengths resulting in higher measured efficiencies.", "positive": "This data shows that if the assumed length of pipe that contains residual activity is 1 foot, then the measured efficiency from the NIST-traceable calibration source would be increased by a factor of 1.27 to account for activity distributed around the entire circumference of the pipe.", "negative": "The results of the MCNP simulation are provided in Table 4 and Figure 3."}
{"query": "What are the safety systems required for nuclear reactor licensing?", "positive": "Safety systems must be designed to ensure the operational safety of nuclear reactors, including active and passive methods for accident prevention and mitigation.", "negative": "The efficiency of heat exchangers is critical in maintaining operational performance across various industrial applications."}
{"query": "Cs-137 activity value in nuclear assessments", "positive": "| L1-SUB-TDS-FSGS-B13A-SB | Cs-137 | 1.02E-01 | 4.73E-02 | 2 | 0.4 - 2.5 | L1-SUB-TDS-FQGS-B13A-SB | 1.42E-01 | 1.39 | Y |", "negative": "Comments/Corrective Actions: None."}
{"query": "What is neutron fluence in the context of reactor pressure vessel analyses?", "positive": "Neutron fluence is the term used to represent the cumulative number of neutrons per square centimeter (flux) that contact the Unit 2 and 3 RPV shell and its internal components over a given period of time.", "negative": "The current uprated power level of 2957 Megawatts thermal (MWt) is the maximum power level evaluated for the SPEO."}
{"query": "A waiver may be warranted in certain unique circumstances regarding Commission regulations, particularly if strict adherence would fail to achieve intended safety objectives.", "positive": "Over time, Commission caselaw has defined the nature of such \u201cspecial circumstances\u201d within the meaning of section 2.335(b), culminating in the Commission\u2019s Millstone decision that identified the following four factors as pertinent to evaluating whether a waiver is appropriate: 1. The rule\u2019s strict application would not serve the purposes for which it was adopted; 2. Special circumstances exist that were not considered, either explicitly or by necessary implication, in the rulemaking proceeding leading to the rule sought to be waived; 3. Those circumstances are unique to the facility rather than common to a large class of facilities; and 4. Waiver of the regulation is necessary to reach a significant safety [or environmental] problem.", "negative": "The NRC regulatory determination as a rule is generally not subject to adjudicatory challenge, emphasizing the stability and protection offered by established regulations."}
{"query": "visual examination of submerged surfaces", "positive": "In accordance with ASME Section XI, 2007 Edition through 2008 Addenda, Table IWE-2500-1, Examination Category E-A, Item Number E1.12, Wetted Surfaces of Submerged Areas shall receive a visual (VT-3) examination on 100% of the submerged surfaces during the inspection interval.", "negative": "During Brunswick Unit 2 second interval inspections (March 2015), there were no (0) discovered submerged surfaces in the sixteen (16) submerged torus bays with substrate 'pit' corrosion exceeding the Owner specified acceptance criteria of 90 mils."}
{"query": "What is drain time in nuclear reactor safety?", "positive": "A bounding DRAIN TIME may be used in lieu of a calculated value.", "negative": "The INSERVICE TESTING PROGRAM is the licensee program that fulfills the requirements of 10 CFR 50.55a(f)."}
{"query": "What are the activity levels of specific nuclides?", "positive": "The activity (pCi/g) for CE-144 is -1.17E+00, for EU-152 it is 3.38E-01, and for EU-154 it is -1.04E-01.", "negative": "The energy levels of nuclides can vary significantly, with values ranging from hundreds of keV to over a MeV."}
{"query": "offsite power maintenance in nuclear plants", "positive": "Figure 15-159 illustrates the behavior of offsite power maintained during a steamline break, showing the relationship between pressure and time.", "negative": "The table above displays the pressure readings at various time intervals after a simulated incident."}
{"query": "The measurement of radiation levels is essential for evaluating safety in nuclear facilities.", "positive": "Xe-133 is a radioactive isotope of xenon that is produced as a fission product in nuclear reactors and has a half-life of about 5.24 days, making it significant in the context of safety and regulatory assessments.", "negative": "The total thermal power output of the reactor must be carefully monitored to ensure safe operations and compliance with regulations."}
{"query": "What are the requirements for maintaining safety systems during maintenance activities?", "positive": "To preserve ATWS mitigation capability, activities that degrade the availability of the auxiliary feedwater system, RCS pressure relief system (pressurizer PORVs and safety valves), AMSAC, or turbine trip should not be scheduled when a logic train is inoperable for maintenance.", "negative": "The Completion Time of 24 hours (Required Action Q.1) is reasonable considering that in this Condition, the remaining OPERABLE train is adequate to perform the safety function and given the low probability of an event during this interval."}
{"query": "The uncertainties associated with hydrogen model predictions are crucial for ensuring safety in reactor operations.", "positive": "Hydrogen model uncertainties are developed below for application in downstream safety analysis methodologies.", "negative": "Figure 3-4 shows the distribution of P-M values for the M5 hydrogen predictions."}
{"query": "spent fuel pool regulations", "positive": "NOTIFY Unit Supervisor that movement of irradiated fuel assemblies into the Spent Fuel Pool will result in changes to SFP, RHR, and CCS heat load(s), and that 0-SOI-70.01 contains applicable instructions and limitations.", "negative": "ESTABLISH AND MAINTAIN communications between the following stations DURING FUEL MOVEMENT:"}
{"query": "The NRC evaluated the effects of various land disturbing activities on the quality of surface water due to nuclear power plant operations.", "positive": "The NRC concluded that nuclear power plants\u2019 operation under NPDES permits and the implementation of BMPs would mitigate surface water quality impacts from non-cooling systems to SMALL.", "negative": "The site does not use nor has plans to access surface water for non-cooling purposes."}
{"query": "The NRC mandates that uncertainty values during the evaluation of results must meet specific confidence levels.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The project involves careful planning and coordination between various stakeholders to ensure effective execution."}
{"query": "The NRC assesses the potential effects on copper alloy piping and ensures that any material exposed to specific environmental conditions is evaluated accordingly.", "positive": "Copper alloy piping and piping components, as well as heat exchanger tubes and components, exposed to dry gas or plant indoor air and ventilation atmosphere with low condensation in the Auxiliary Systems are not subject to aging effects.", "negative": "There are no copper alloy (\u226415% Zn and \u22648% Al) piping, piping components, or piping elements exposed to borated water leakage in the Auxiliary Systems."}
{"query": "What are common weld defects in nuclear reactor components?", "positive": "6X photograph of sample 13, showing slag entrapment and lack of fusion in weld metal.", "negative": "From Unit #2, Cubicle B"}
{"query": "licensing basis event analysis", "positive": "These four TRs represent approaches or methodologies to analyze the safety of the Xe-100 design required by the applicable regulations under Title 10 of the Code of Federal Regulations (10 CFR) Parts 50 and 52.", "negative": "The audit team will examine supporting documentation provided by X-energy in the on-line portal and hold discussions during virtual meetings."}
{"query": "The NRC oversees the requirements for ensuring that groundwater quality meets established regulatory standards during restoration operations.", "positive": "The recovery process does not introduce new chemical species to the ground water system but does elevate certain species that are native to the host aquifer.", "negative": "NuFuels will develop an updated groundwater restoration plan for the entire project that includes a refined restoration schedule."}
{"query": "The evaluation of aging management programs is critical for components subject to significant temperature variations.", "positive": "A plant-specific aging management program is to be evaluated.", "negative": "DCPP is located in a \"negligible\" weathering region as determined by ASTM C33, Figure 1."}
{"query": "The operator must verify that the level control channels are functioning correctly according to the control board indications.", "positive": "CHECK level control channels NORMAL using control board indications [1-M4] or DCS Operator Display: 1-LI-68-339A 1-LI-68-335A 1-LI-68-320", "negative": "The operator momentarily places the Control Heaters D to ON where the red light is illuminated."}
{"query": "What is the purpose of the Federal Register in NRC regulatory processes?", "positive": "On January 17, 2025, the Office of the Federal Register published a notice in the Federal Register correcting a reference in the proposed interpretive rule document that was published on January 17, 2025.", "negative": "The Office of Nuclear Material Safety and Safeguards oversees the management and security of nuclear materials to ensure public health and safety."}
{"query": "What is the Emergency Feederwater Initiation and Control system?", "positive": "Two manual initiation switches per actuation train for each of the following EFIC Functions shall be OPERABLE: - a. Steam generator (SG) A Main Steam Line Isolation; - b. SG B Main Steam Line Isolation; and - c. Emergency Feedwater (EFW) Initiation.", "negative": "The completion time for required actions is determined by the associated condition set forth in the table."}
{"query": "temporary canal level probe", "positive": "The proposed license amendment request (LAR) would establish the requirements for, and the use of a temporary canal level probe and temporary supply line (jumper) to provide service water (SW) to the component cooling heat exchangers (CCHXs) and facilitate planned maintenance activities.", "negative": "The staff from the Nuclear Regulatory Commission's (NRC's) Office of Nuclear Reactor Regulation (NRR) has initiated its review of the LAR in accordance with NRR Office Instruction LIC-101, \"License Amendment Review Procedures\" (ML19248C539)."}
{"query": "What are the main safety systems in a nuclear reactor?", "positive": "The Emergency Core Cooling System (ECCS) is designed to provide cooling to the reactor core in the event of a loss-of-coolant accident, ensuring the core does not overheat and mitigates the risk of a meltdown.", "negative": "The reactor containment structure is built to prevent the release of radioactive materials into the environment under normal and accident conditions."}
{"query": "What are the key components of an emergency plan for nuclear facilities?", "positive": "The revised emergency plan implementing procedure outlines the roles and responsibilities of facility personnel during an emergency event, ensuring a coordinated response that complies with regulatory requirements.", "negative": "The reactor's coolant system is critical for maintaining the core temperature within safe limits during normal operation and in accident scenarios."}
{"query": "nuclear regulatory control", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "The NRC requires licensees to assess whether loss of material from aluminum alloys has occurred due to exposure to various environmental conditions.", "positive": "Loss of material due to pitting and crevice corrosion could occur in aluminum piping, piping components, and tanks exposed to air, condensation, underground, raw water, or waste water environment for a sufficient duration of time.", "negative": "The Buried and Underground Piping and Tanks program is described in Appendix B."}
{"query": "What is the function of the Emergency High Pressure Makeup System?", "positive": "The Emergency High Pressure Makeup System is designed to provide a pressure boundary in the event of loss of coolant accidents.", "negative": "The external surfaces monitoring program evaluates the condition of mechanical components exposed to an uncontrolled indoor air environment."}
{"query": "What are the qualification requirements for structural overlaid wrought austenitic piping welds?", "positive": "*Qualification Requirements for Full Structural Overlaid Wrought Austenitic Piping Welds* outlines the necessary criteria for ensuring the reliability and safety of welded joints in nuclear systems.", "negative": "The ASME Boiler and Pressure Vessel Code, Section III, provides rules for the construction of nuclear power plant components, detailing safety and quality standards."}
{"query": "What is the minimum detectable activity in nuclear sampling?", "positive": "MDA: Minimum Detectable Activity refers to the lowest quantity of radioactive material that can be reliably detected by a particular measurement method.", "negative": "The preparation of the sample involves several steps, including drying, grinding, and homogenization to ensure a uniform distribution of the material."}
{"query": "What are the requirements for monitoring mercury in NPDES permits?", "positive": "BVPS requests removal of mercury monitoring requirement.", "negative": "Currently there is not continuous temperature monitoring installed at this location."}
{"query": "The analysis of materials and environments in relation to aging management programs is crucial for ensuring safety and compliance.", "positive": "The review of 10-years of plant specific operating experience has not identified cracking in copper alloy with 15% zinc or more in air environments due to potential exposure to ammonia or ammonium compounds.", "negative": "Component is different, but consistent with NUREG-2191 item for material, environment, and aging effect. AMP takes some exceptions to NUREG-2191 AMP."}
{"query": "What is the purpose of a Regulatory Audit Plan in nuclear licensing?", "positive": "The Regulatory Audit Plan outlines the methodology and procedures that will be used to conduct a regulatory audit associated with the licensing of nuclear reactors, ensuring compliance with safety standards and regulations.", "negative": "The enclosure contains various administrative details and contact information for the project manager, which do not pertain to the technical aspects of nuclear licensing."}
{"query": "The activity level measured for nuclides is expressed in picocuries per gram, indicating the rate of radioactive decay.", "positive": "The unit of measurement for the activity of a nuclide is defined in terms of picocuries per gram (pCi/grams), which quantifies the amount of radioactivity present.", "negative": "The yield of each nuclide is expressed as a percentage, reflecting the efficiency of its production during a nuclear reaction."}
{"query": "Nickel-63 radioactive decay", "positive": "Nickel-63 is analyzed in the report with a result of -0.325 pCi/g, indicating its presence and concentration level in the sample tested.", "negative": "The method used for soil preparation was GL-RAD-A-021, which involves techniques to ensure accurate analysis of radiological samples."}
{"query": "The NRC mandates that licensees demonstrate compliance with specific guidelines related to system design and protective actions.", "positive": "The following clauses were not evaluated because addressing compliance with this guidance is a plant-specific activity that depends on the system design: Clause 5.2, Completion of Protective Action, Clause 5.8, Information Displays, Clause 5.11, Identification, Clause 5.12, Auxiliary Features, Clause 5.13, Multi-Unit Stations, Clause 5.14, Human Factors Considerations. [SER]", "negative": "Addressed in PSAI 7.11 and satisfied by: Licensing Technical Report."}
{"query": "What analytical techniques are used for evaluating steam generator load in nuclear plants?", "positive": "The basic analytical technique utilized dynamic results from Westinghouse.", "negative": "A detailed structural model (Fig. 2) was used to determine load and stresses in the structure."}
{"query": "What is the Nickel Alloy Management Program in nuclear licensing?", "positive": "The Nickel Alloy Management Program for Nonreactor Vessel Closure Head Penetration Locations is a plant-specific program that manages cracking due to primary water stress corrosion cracking (PWSCC) for nonreactor vessel head nickel alloy component locations.", "negative": "SNC will submit a program inspection plan for VEGP that includes implementation of applicable NRC bulletins, generic letters, and staff-accepted industry guidance."}
{"query": "What are the potential impacts of the Monticello Nuclear Generating Plant on state-listed species?", "positive": "Based on the project details provided with the request, the following rare features may be impacted by the proposed project: Black sandshell (Ligumia recta), a state-listed mussel species of special concern, has been documented in the Mississippi River in the vicinity of the proposed project. Mussels may be negatively affected by riverbed disturbance, changes in water flow, and deterioration in water quality including sedimentation/siltation, nutrient loading, and possibly temperature alterations.", "negative": "We recommend any activities that will impact this structure be done outside of the nesting season (April through July). If the birds exhibit unusual behaviors or other signs of potential distress during operation or maintenance, especially during the nesting season, please contact Erica Hoaglund, (651-259-5772 or erica.hoaglund@state.mn.us)."}
{"query": "What is the Atomic Energy Act?", "positive": "| AEA           | Atomic Energy Act                          |", "negative": "| RCRA          | Resource Conservation and Recovery Act      |"}
{"query": "What are the potential impacts of water use conflicts with terrestrial resources in nuclear plants?", "positive": "Water use conflicts with terrestrial resources in riparian communities could occur when water that supports these resources is diminished either because of decreased availability due to droughts; increased water demand for agricultural, municipal, or industrial usage; or a combination of such factors.", "negative": "Continued operations and refurbishment activities could continue to affect onsite terrestrial resources during the license renewal term at all operating nuclear power plants."}
{"query": "The two-dimensional groundwater model for VEGP simulates how water moves through the aquifer post-construction.", "positive": "A two-dimensional single layer groundwater model was developed to simulate post-construction groundwater flow in the Water Table aquifer at the VEGP site (Appendix 2.4B).", "negative": "Horizontal hydraulic conductivity values were varied across the model domain based on observed hydrogeologic conditions in order to calibrate the model to recently observed Water Table aquifer groundwater levels."}
{"query": "The NRC assesses the physical protection measures of nuclear facilities to ensure compliance with regulations and enhance public safety.", "positive": "One hour has been allocated within the resource estimate of this inspection procedure for the inspector(s) to conduct physical protection program status verifications. The purpose of the status verification is to ensure that the implementation of the licensee's physical protection program is maintained in accordance with regulations, license security plans and implementing.", "negative": "Information that reflects characteristics and attributes of the DBT of radiological sabotage."}
{"query": "groundwater chemistry of aquifers", "positive": "The summary of the general groundwater chemistry of the Glasford (Illinoian) Sand and Gravel Aquifers includes various constituents, their number of samples, and statistical information such as minimum, maximum, mean, median, and standard deviation.", "negative": "The table illustrates the quality of groundwater in Illinoian versus Kansan Aquifers, detailing parameters like iron, chloride, sulfate, and hardness measured in mg/L."}
{"query": "What is the engineering behavior of saprolite in relation to nuclear safety evaluations?", "positive": "The saprolite at the ESP site is comprised of micaceous silty, clayey sand and sandy silt/clay with occasional-to-many relict rock fragments. Depending on the degree of weathering, the saprolite more or less retains the fabric or structure of the parent bedrock.", "negative": "Evaluation of engineering geology conditions at the ESP site has been performed based on a review of existing site-specific reports, geologic and geotechnical investigations, and geologic literature."}
{"query": "The NRC has determined that the submitted application fulfills all necessary regulatory criteria and can proceed without compromising safety.", "positive": "The application for amendment by Indiana Michigan Power Company dated April 30, 2020, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission\u2019s rules and regulations set forth in 10 CFR Chapter I;", "negative": "The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission;"}
{"query": "aging management program", "positive": "This example provides objective evidence that the existing aging management program activities are being effectively implemented to identify and manage aging effects of in-scope components serviced by raw water.", "negative": "During a program effectiveness review, it was identified that the first inspections after the period of extended operation had been scheduled to be performed later than required by the program."}
{"query": "What measurements are used to evaluate energy peaks in keV?", "positive": "The table lists various energy peaks along with their corresponding values in keV, encompassing parameters such as Peak Number, Energy, FWHM, and Net Peak Area.", "negative": "The nuclear reactor operates continuously within established safety margins and is monitored by several automated systems to ensure compliance with operational standards."}
{"query": "Reactor Coolant System pressure boundary valves", "positive": "All valves in the Reactor Coolant System which are in contact with the coolant are constructed primarily of stainless steel. Other materials in contact with the coolant, such as for hard surfacing and packing, are special materials.", "negative": "There are no required tests or inspections performed on the Pressurized Relief Tank."}
{"query": "The categorization of components or functions as HSS or LSS must follow the process outlined in NEI 00-04.", "positive": "Categorization of SSCs will be completed per the NEI 00-04 process, as endorsed by RG 1.201.", "negative": "The IDP may always elect to change a preliminary LSS component or function to HSS, however the ability to change component categorization from preliminary HSS to LSS is limited."}
{"query": "Monticello Nuclear Generating Plant vicinity", "positive": "The Monticello Nuclear Generating Plant (MNGP) is situated within a 6-mile radius that includes notable sites such as Oak Savanna Park and Lake Maria State Park, relevant for assessing impact zones during regulatory reviews.", "negative": "The Mississippi River State Wild and Scenic Recreational District offers various outdoor activities, including hiking and fishing, which attract many visitors each year."}
{"query": "What is the purpose of heat tracing in nuclear facilities?", "positive": "Electrical heat tracing is required on the recycle evaporator even though redundant electrical heating units are provided in the room in which it is located. Electrical heat tracing is provided on the concentrates piping which leaves the room to insure that the boric acid does not precipitate.", "negative": "A summary of principal component data is given in Table 9-34 and the code requirements are given in Section 3.2."}
{"query": "The termination of an NRC license involves reviewing documentation related to the controlled substances utilized by the licensee.", "positive": "In response to your email below, we reviewed your docket file and found the documents listed below that are germane to this licensing action.", "negative": "Once we get rid of the source, we are going to do the formal reports and documentation."}
{"query": "VCS site location and description", "positive": "The VCS site is approximately 13.3 miles south of the city of Victoria and located in the southern part of Victoria County, Texas.", "negative": "Between 5 and 10 miles from the VCS site, there are six industrial facilities that are significant enough to be considered in the hazards screening presented in Section 2.2."}
{"query": "containment spray system", "positive": "NS13      | CONTAINMENT SPRAY IN                 | M387       | INSIDE         | CHECK      | 1                      | A          | N        |", "negative": "WL-2      | RCDT HEAT EXCHANGER DISCHARGE        | M375       | INSIDE         | DIAPHRAGM | NORMAL                 | 2          | C        |"}
{"query": "What are the requirements for the physical separation of redundant safety-related systems in nuclear plants?", "positive": "Minimum Separation Requirements for Redundant Transmitter Impulse Lines: The following precautions must be taken in routing the instrument impulse lines for the reactor protection system in order to meet the IEEE single failure criteria. It is necessary that such redundant transmitter impulse lines be physically separated at a minimum distance of eighteen inches (18\") in any direction.", "negative": "The basic objective of impulse line separation is negation of damage to more than one redundant protection or safeguard transmitter impulse line as the result of any one incident."}
{"query": "What is the role of the Senior Resident Inspector in nuclear regulatory processes?", "positive": "The Senior Resident Inspector is responsible for overseeing the operations and safety practices at the facility, ensuring compliance with NRC regulations and standards.", "negative": "The General Manager - Performance Improvement and Oversight focuses on enhancing the overall performance of the plant through various strategic initiatives."}
{"query": "What are the activity levels of different nuclides in nuclear safety assessments?", "positive": "The activity (pCi/grams) of CE-144 is 3.27E+00 and that of EU-155 is 4.66E-02, showcasing the varying levels of radioactivity present in nuclides used for regulatory assessments.", "negative": "The NRC mandates that all facilities operate within the defined regulatory framework to ensure compliance with safety standards and environmental protection."}
{"query": "The NRC oversees the licensing process for the Turkey Point nuclear facility, ensuring adherence to regulatory standards.", "positive": "The licensing process for nuclear reactors involves a series of regulatory filings that demonstrate compliance with safety standards and operational protocols.", "negative": "The discussion regarding the environmental impact assessments is crucial for understanding the broader implications of energy production."}
{"query": "nuclear safety systems", "positive": "Nuclear safety systems include distinct components, such as reactor core cooling systems and containment structures, designed to prevent the release of radioactive materials in the event of an accident.", "negative": "The licensing process for nuclear facilities requires extensive documentation and review to ensure all operational protocols are met."}
{"query": "The safety analysis demonstrates how certain nuclides contribute to the overall activity measurements.", "positive": "?  = nuclide is part of an undetermined solution", "negative": "Errors quoted at 2.00sigma"}
{"query": "Strontium-90 in soil analysis", "positive": "The results for the parameter Rad Gas Flow Proportional Counting indicate a presence of Strontium-90 at a concentration of 0.0706 pCi/g in the soil sample.", "negative": "The sample collection was carried out on September 20, 2019, and it was received by the lab on October 21, 2019."}
{"query": "Strontium-90 in nuclear licensing", "positive": "Rad Gas Flow Proportional Counting | GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.024 | +/-0.0648 | 0.117 | 0.400 | pCi/g | JXC9 | 10/07/19 | 1510 | 1921875", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "quality assurance program in nuclear regulation", "positive": "The Quality Assurance Program for a nuclear facility is designed to ensure that activities affecting safety are performed in a consistent and rigorous manner, adhering to the regulatory requirements set forth by the NRC.", "negative": "The reactor design must incorporate systems that can handle extreme temperature variations without failure, ensuring operational efficiency and safety."}
{"query": "operator licensing examination standards", "positive": "The licensee developed the examinations using NUREG-1021, \"Operator Licensing Examination Standards for Power Reactors,\" Revision 12.", "negative": "The NRC examiners determined that eleven of the fourteen applicants satisfied the requirements of 10 CFR Part 55, and the appropriate licenses have been issued."}
{"query": "What mechanisms are involved in control rod reactivity control?", "positive": "Control rods gravity insertion involves a passive mechanism designed specifically for control rod reactivity control.", "negative": "For case where turbine trip occurs, a reactor trip signal on turbine trip is anticipated (for power to P8)."}
{"query": "minimum cool time for BWR fuel", "positive": "Sample calculation for the 09b fuel type at 45 GWd/MTU. Cask surface (normal), 1m (accident), and axial (normal and accident) dose rates are significantly below limits at all cool-time meeting assembly heat load limits and are therefore not listed.", "negative": "In the case of the reactor core design, the dimensions play a crucial role in the overall thermal efficiency and safety performance."}
{"query": "What is the unit of measurement for radioisotope activity?", "positive": "The unit of measurement for radioisotope activity is mCi, which stands for millicurie.", "negative": "The manufacturer name for the device listed is TN TECHNOLOGIES, INC."}
{"query": "The NRC mandates precise measurements for detecting environmental contaminants such as Strontium-90 in soil samples.", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.0482 | +/0.0493 | 0.111 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is an Emergency Action Level (EAL) scheme in nuclear safety?", "positive": "The NRC staff verified that the numbering, sequencing, formatting, logical progression, and instrumentation and setpoints for this EAL are consistent with the overall EAL scheme development guidance and address the site-specific implementation strategies provided and are, therefore, consistent with a standard EAL scheme, as required by 10 CFR 50.47(b)(4).", "negative": "The NRC staff determined that the proposed EAL scheme uses objective and observable values, is worded in a manner that addresses human factors engineering and user-friendliness concerns, follows logical progressions for escalating events, and allows for event downgrading and upgrading based upon the potential risk to the public health and safety."}
{"query": "nuclear safety protocols", "positive": "The regulation of nuclear reactors encompasses a variety of safety protocols to ensure the safe operation and environmental protection standards are maintained during reactor operation and maintenance.", "negative": "I would just delete that second sub-bullet, I think the first bullet covers the thought we were trying to convey\u2026"}
{"query": "How does the NRC describe the need for definitions related to PRA maintenance?", "positive": "The NRC has developed a glossary of terms in this RG, which includes definitions of some terms that were derived from PWROG-19027-NP, Revision 2, and that were previously defined in ASME/ANS RA-Sa-2009.", "negative": "The staff neither approves nor disapproves of information contained in the referenced document."}
{"query": "In modeling the dam breach event, the removal of bridges was necessary to allow the flood wave to progress without obstruction at the VEGP site.", "positive": "Thus, to provide more reasonable results, which allow the flood wave to progress unimpeded downstream (a conservative assumption for modeling the flood elevations at the VEGP site), the bridge structures were removed from the HEC-RAS model.", "negative": "The normal depth option in HEC-RAS was used to determine the starting water surface elevation at this location."}
{"query": "nuclear regulatory filings", "positive": "Nuclear regulatory filings must include detailed descriptions of the proposed changes and their potential impact on safety, as outlined in the regulatory guidelines.", "negative": "The reactor coolant system is responsible for transferring heat away from the reactor core to prevent overheating during operation."}
{"query": "What are the fuel specifications for MAGNASTOR storage?", "positive": "MAGNASTOR is designed to provide passive dry storage of canistered PWR and BWR fuel. The system requires few operating controls. The principal controls and limits for MAGNASTOR are satisfied by the selection of fuel for storage that meets the Approved Contents presented in this section and in the tables for MAGNASTOR design basis spent fuels.", "negative": "If any Fuel Specification or Loading Condition of this section is violated, the following actions shall be completed: - The affected fuel assemblies shall be placed in a safe condition. - Within 24 hours, notify the NRC Operations Center. - Within 60 days, submit a special report that describes the cause of the violation and actions taken to restore or demonstrate compliance and prevent reoccurrence."}
{"query": "What is the classification of the wells in this submittal?", "positive": "Classification  of wells refers to the differentiation based on their characteristics, such as their depth and screen interval, as shown in the well data table.", "negative": "The ground surface elevation for well W-43 is 138.09 feet, which contributes to understanding the depth and structural integrity of the casing."}
{"query": "What is in-vessel event methodology in nuclear reactor design?", "positive": "The design basis accident methodology for in-vessel events without radiological release outlines the necessary analyses to be performed on potential events that could occur within the reactor vessel, focusing on the assurance of safety without considering the release of radioactive materials.", "negative": "The NRC establishes guidelines for conducting routine inspections of facility operations to ensure compliance with safety standards and operational protocols."}
{"query": "What is the significance of gamma measurements in nuclear safety assessments?", "positive": "Gamma measurements provide critical information about radiation levels in the environment, assessed in counts per minute (cpm) to determine the presence and concentration of radioactive materials.", "negative": "The sampling location was identified as Pickard Hall, and boring number BRA-05 was recorded for the collection of data."}
{"query": "What is the significance of the McGuire Nuclear Station in nuclear licensing?", "positive": "The McGuire Nuclear Station is an important facility within the nuclear fleet and serves as a reference point for numerous regulatory discussions and safety analyses.", "negative": "Table 4-3 outlines various updates and changes made in the regulatory framework from 1992, including modifications to operational protocols."}
{"query": "What is the Commission's Policy Statement on enhancing public participation in NRC meetings?", "positive": "The Commission's Policy Statement on \"Enhancing Public Participation in NRC Meetings\" aims to encourage and facilitate involvement by the public in the decision-making process of the NRC, ensuring that various stakeholders have the opportunity to express their views and participate effectively.", "negative": "The ADAMS Accession Number for this document is ML25034A140, which is used for tracking and referencing documents within the NRC's system."}
{"query": "The NRC monitors the levels of specific nuclides and their respective activities in regulatory evaluations.", "positive": "K-40 has an energy of 1460.81 keV and a yield of 10.67% with a line Minimum Detectable Activity (MDA) of 7.736*003 pCi/M\u00b2.", "negative": "The average temperature inside a reactor is crucial for determining the efficiency of the cooling system."}
{"query": "The NRC evaluates components associated with the radiation monitoring system to ensure compliance with safety protocols.", "positive": "Radiation Monitoring System Components Subject to Aging Management Review", "negative": "Sanitary Sewage System Components Subject to Aging Management Review"}
{"query": "The analysis of mass flux distribution in the core is crucial for assessing safety during large break Loss of Coolant Accidents (LOCAs).", "positive": "Mass Flux (lbsm/s-ft\u00b2) represents the flow of coolant through the reactor core, which is vital for determining the heat transfer capability during accidents.", "negative": "The table shows the time in seconds for different measurements, including 0, 100, 200, and up to 900 seconds."}
{"query": "What are DFC designated locations in relation to nuclear safety?", "positive": "DFC designated locations may contain a loaded DFC or a PWR UNDAMAGED SNF ASSEMBLY.", "negative": "The schematic outlines various components and their placements within the reactor system."}
{"query": "What are the considerations regarding the exclusion of embrittlement effects in regulatory discussions?", "positive": "The NRC requires that licensees address embrittlement effects, specifically with respect to \u0394T < 25\u00b0F, in their regulatory filings.", "negative": "The materials exchange meeting is scheduled for May 22-24, focusing on various industry topics."}
{"query": "The testing procedure includes applying a 1 MHz oscillatory wave with a peak voltage of 2.5kV for validating the relay functionality.", "positive": "1 MHz oscillatory wave, 2.5kV peak open circuit, 50 and 400 Hz repetition rates, applied for 2 seconds each test, between terminals as shown.", "negative": "No breakdown, no leakage, relay undamaged and operating properly after test."}
{"query": "The NRC mandates that licensees report transactions concerning nationally tracked sources, detailing all necessary information involved in the process.", "positive": "Each licensee who manufactures, transfers, receives, disassembles, or disposes of a nationally tracked source shall complete and submit a National Source Tracking Transaction Report as specified in He-P 4021.22(a) through (e) for each type of transaction.", "negative": "Measurements of fixed contaminant shall not be averaged over more than 1.0 square meter."}
{"query": "carbon filter capabilities", "positive": "appropriate test the following items: carbon filter capabilities for removal of molecular iodine - 131 and methyl iodide carbon filter iodine collection capability, carbon filter cell leak-tightness integrity, carbon filter flow resistance.", "negative": "A flow totalizer is also provided for recording the quantity of air released."}
{"query": "Risk-Informed Licensing Amendment Request", "positive": "The DTE Energy Enrico Fermi Unit 2 Nuclear Generating Station\u2019s Risk-Informed Licensing Amendment Request for closure of debris-related suppression pool strainer performance issues.", "negative": "This appendix provides a description of how 10 CFR 50 Appendix-B quality assurance requirements, which are specified in DTE Energy Fermi-2 P-20 4701602416, are implemented in the development of this report."}
{"query": "safety-related systems in nuclear licensing", "positive": "Safety-related systems are those systems that are necessary for the safe operation of a nuclear facility and are designed to mitigate the consequences of postulated accidents.", "negative": "The new data FGR shows significant advancements in the algorithms used for analyzing reactor performance under varying conditions, enhancing operational efficiency."}
{"query": "stress corrosion cracking in aluminum alloys", "positive": "SCC is a form of environmentally assisted cracking which is known to occur in high and moderate strength aluminum alloys. The three conditions necessary for SCC to occur in a component are a sustained tensile stress, aggressive environment, and material with a susceptible microstructure.", "negative": "Deficiencies will be documented in accordance with 10 CFR Part 50, Appendix B Corrective Action Program. The Fire Water System program is described in Appendix B."}
{"query": "nuclear safety licensing process", "positive": "The nuclear safety licensing process involves a series of steps to ensure that a new reactor design meets established safety standards, which includes comprehensive safety analysis reports and compliance documentation submitted to regulatory bodies.", "negative": "During the construction of the facility, a variety of materials were chosen based on their availability and cost, including steel and concrete that meet industry standards."}
{"query": "What is an amendment for a nuclear license?", "positive": "Please find attached the Cover Letter for Amendment to License No. 13-3271901, Michiana Hematology Oncology, P.C. and the Model Delegation of Authority.", "negative": "Good morning, Martha \ud83d\ude0a Can you please add the attached to ADAMS?"}
{"query": "The NRC requires an assessment of the recovery of surrogate tracers such as Americium and Plutonium during liquid scintillation analysis.", "positive": "| Test                            | Result | Nominal | Recovery% | Acceptable Limits |\n|---------------------------------|--------|---------|-----------|-------------------|\n| Americium-241 Tracer           | 98.5   |         |           | (15%-125%)        |", "negative": "| Method | Description                              | Analyst Comments                        |\n|--------|------------------------------------------|----------------------------------------|\n| 1      | DOE EML HALS-300, Am-05-RC Modified     |                                        |"}
{"query": "What is a non-cited violation in nuclear inspections?", "positive": "We are treating this violation as a non-cited violation (NCV) consistent with Section 2.3.2 of the Enforcement Policy.", "negative": "On December 31, 2024, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Calvert Cliffs Nuclear Power Plant, Units 1 and 2."}
{"query": "What materials are used in MOX fuel for nuclear reactors?", "positive": "The MOX fuel and Zircaloy-2 cladding alloy are no longer part of the scope in Revision 1 of the methodology document (Reference 2).", "negative": "The request for additional information on Figures 5-8, 5-11, 5-14 and 5-17 in Revision 0 of the methodology document (Reference 1) is partially obsolete."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves several key steps, including the submission of safety evaluation reports and thorough assessments by regulatory bodies to ensure public safety and environmental protection.", "negative": "In order to ensure that all operations are conducted safely, personnel undergo rigorous training and certification processes that focus on emergency preparedness and response."}
{"query": "What is the maximum permissible concentration of isotopes in nuclear safety assessments?", "positive": "Maximum Permissible Concentration (MPC) (c) (uCi/cm\u00b3) is specified for isotopes to ensure regulatory compliance and safety.", "negative": "The total annual release from one unit of Np-239 is calculated to be 2.15E-08 Ci/year."}
{"query": "How do the NRC regulations dictate the management of Ga-68 radiopharmaceuticals?", "positive": "Accordingly, the requirements of 10 CFR 30.35(e) for developing, funding, updating, and submitting detailed cost estimates for NRC review are unnecessary for the decommissioning of sites licensed for the use of Ge-68/Ga-68 generators.", "negative": "The NRC staff has determined that these conditions will be sufficient until a more permanent regulatory solution is reached through rulemaking."}
{"query": "What are the licenses required for operating nuclear reactors?", "positive": "License Nos. NPF-76; NPF-80", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, 'Public Inspections, Exemptions, Requests for Withholding.'"}
{"query": "The NRC maintains oversight of the operational status of all licensed wells to ensure safety and compliance with regulations.", "positive": "Wells can be classified as either active or temporarily abandoned, depending on their operational status and regulatory compliance.", "negative": "The well locations are specifically categorized based on their positioning relative to various landmarks and sites."}
{"query": "What are time-limited aging analyses (TL AAs) in nuclear licensing?", "positive": "Pursuant to 10 CFR 54.21(c), the LRA must include an evaluation of time-limited aging analyses (TL AAs). The applicant must demonstrate that (i) the analyses remain valid for the period of extended operation, (ii) the analyses have been projected to the end of the period of extended operation, or (iii) the effects of aging on the intended function(s) will be adequately managed for the period of extended operation.", "negative": "However, LRA Section 4.3.5 does not clearly describe how the 60-year cycles were determined (e.g., based on piping system design information, plant operation procedures, test requirements, USAR information and specific system-level knowledge)."}
{"query": "loss of material due to corrosion in nuclear reactors", "positive": "The aging effect of loss of material due to general corrosion does not apply to the carbon steel external surfaces of reactor vessel, nozzle, and safe end components exposed to air - indoor uncontrolled in the Reactor Vessel.", "negative": "During power operation the insulated reactor vessel, nozzles, and safe end components have an external temperature greater than 212\u00b0F and are at a higher temperature than the air - indoor uncontrolled environment."}
{"query": "What is the process for renewing a nuclear materials license?", "positive": "If you wish to continue your licensed program, you should prepare and submit a renewal application on NRC Form 313 (enclosed), following regulations in 10 CFR and licensing guidance NUREG 1556, \u201cConsolidated Guidance About Materials Licenses.\u201d", "negative": "You must submit an application for the renewal of your license at least 30 days before the expiration date on the license."}
{"query": "land use impacts in regulatory filings", "positive": "Depending on the route chosen, land use in the ROW corridor may change from agricultural, forest, wetland, or grassland to industrial use.", "negative": "Visual impacts during natural gas power plant operations would be similar to those experienced during Oconee Station operation."}
{"query": "The calculations for the flow rates to the environment from the sprayed containment volume are critical in assessing safety measures.", "positive": "Pathway number 3: Sprayed Containment Volume to Environment includes convection data which impacts the flow rate.", "negative": "Filtered Inactive Environment to Control Room pathway involves different filter efficiencies but does not relate to containment volumes."}
{"query": "The NRC mandates that licensees ensure the integrity of spent resin storage systems when handling radioactive materials.", "positive": "| Number | Capacity (ft\u00b3) | Design pressure (psig) | Design temperature (\u00b0F) | Material         |\n|--------|----------------|------------------------|--------------------------|------------------|\n| 1      | 550            | 150                    | 200                      | Stainless steel   |", "negative": "| Number | Design flow (gal/min) | Design head (ft) | Material         | Motor horsepower |\n|--------|------------------------|------------------|------------------|------------------|\n| 1      | 110                    | 165              | Stainless steel   | 15               |"}
{"query": "What is the required minimum cooling time for fuel assemblies with an average burnup between 40 and 41 GWd/MTU?", "positive": "Minimum Cooling Time (years) for assemblies with an average burnup between 40 and 41 GWd/MTU is specified in loading tables, which must be adhered to for safe operation.", "negative": "The enrichment of the fuel used in a reactor directly affects the efficiency and performance of the nuclear reactions taking place within it."}
{"query": "Reactor trip events", "positive": "The inspectors evaluated the following licensee event reports (LERs): 1. LER 05000328/2024-001-00, Unit 2 Reactor Trip due to an Electrical Trouble Turbine Trip (ADAMS Accession No. ML24269A161)  The inspectors did not identify a performance deficiency or violation of NRC requirements.", "negative": "The inspectors verified no proprietary information was retained or documented in this report."}
{"query": "isotope activity measurement", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| CS137                | 40                    | mCi              |", "negative": "Distributor License Number: 34-00639-03G"}
{"query": "steam generator aging management", "positive": "Steam Generators (B.2.3.10) and Water Chemistry (B.2.3.2)", "negative": "Boric Acid Corrosion (B.2.3.4)"}
{"query": "What is an RCS soak and its purpose in reactor operations?", "positive": "The RCS soak is designed to reduce the temperature stresses present in the Reactor Vessel.", "negative": "The crew is preparing to perform an RCS soak in accordance with 2-EOP-FRTS-1 (RESPONSE TO IMMINENT PRESSURIZED THERMAL SHOCK CONDITIONS)."}
{"query": "The safety analysis report must include a detailed evaluation of the plant systems relevant to nuclear safety.", "positive": "A safety analysis report (SAR) is required to address all potential hazards and assess the adequacy of safety systems at the facility.", "negative": "In the development of new software, it is critical to follow a structured methodology to ensure consistent and correct implementation."}
{"query": "License applicants must verify compliance with relevant nuclear safety standards and regulations during the application process.", "positive": "The process of licensing for a nuclear facility includes a comprehensive evaluation of its safety systems and compliance with specific regulatory requirements.", "negative": "The design of the reactor core is critical to maintaining efficient heat transfer and ensuring optimal fuel utilization."}
{"query": "The NRC stipulates that it is crucial to keep the temperature of the torus below the Heat Capacity Temperature Limit during incident scenarios to ensure primary containment integrity.", "positive": "The Heat Capacity Temperature Limit (HCTL) is the highest suppression pool temperature from which emergency RPV depressurization will not raise: - Suppression chamber temperature above the maximum temperature capability of the suppression chamber and equipment within the suppression chamber which may be required to operate when the RPV is pressurized, or - Suppression chamber pressure above the Primary Containment Pressure Limit, before the rate of energy transfer from the RPV to the containment is within the capacity of the containment vent. It is vital to maintain Torus temperature below this threshold during emergencies to preserve primary containment and continue safe operation of the plant.", "negative": "It is important to understand the design specifications of the Drywell Spray Initiation Limit curve, which is used to manage temperature and pressure effectively in the containment during various operational conditions."}
{"query": "The NRC calculates the weighted mean activity of each nuclide in a sample.", "positive": "Errors quoted at 2.00 sigma", "negative": "The table provides detailed information about the energy and yield of various nuclides."}
{"query": "The NRC mandates that facilities conduct safety assessments pertaining to radiological impacts.", "positive": "NRC regulatory guidelines require that the licensing process includes a thorough evaluation of the reactor's safety systems and their efficacy in preventing accidents.", "negative": "The operators of the plant reported a significant increase in maintenance activities over the past year, reflecting the commitment to operational excellence."}
{"query": "The NRC is currently reviewing the information related to Licensing and Certification that was submitted on 5/4/23 for further steps.", "positive": "During our meeting yesterday, we had a path forward for addressing L&C 18 and 19.", "negative": "Alan Meginnis is the Manager of Product Licensing at Framatome and can be reached at his office or mobile for any inquiries."}
{"query": "What is the significance of P-M diameter change in nuclear rods?", "positive": "P-M diameter change versus ramp terminal power for ramped rods is reported in Figure 31-3.", "negative": "The rods are identified by burnup ranges of 15 to 24, 25 to 34, 35 to 44, 45 to 54, and greater than 55 GWd/mtU."}
{"query": "energy peak analysis in nuclear regulatory filings", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Control | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|--------------|----------------|----------------------|-------------------|------------|\n| F 1      | 352.11      | 698       | 712     | 704.64       | 1.15E+02       | 26.13                | 1.14E+02         | 2.61       |", "negative": "The background subtracted area is calculated by taking the original area and subtracting the ambient background counts to obtain the net counts."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "Energy (keV) is a crucial measurement in nuclear safety assessments, as it helps determine the identify of radioisotopes present in a sample based on their characteristic peaks in the spectrum.", "negative": "Background noise in a reactor can significantly affect the accuracy of measurements but is often measured in terms of counts per minute rather than energy levels."}
{"query": "Groundwater levels are critical for assessing the environmental impact of a nuclear facility, particularly in relation to drilling formations.", "positive": "GWL - Groundwater Level", "negative": "Drilling Limestone Formation is an important aspect of geological assessments, but it does not directly relate to environmental monitoring protocols."}
{"query": "critical heat flux correlation", "positive": "COBRA-FLX is a new methodology developed to evaluate the critical heat flux in a nuclear reactor, which is essential for ensuring safe operation under various thermal conditions.", "negative": "The importance of maintaining a comprehensive safety culture within all levels of the organization is emphasized in the report, ensuring that everyone is engaged in safety practices."}
{"query": "peak area measurement in nuclear safety", "positive": "The net peak area is a critical measurement used to analyze radiation detection data, providing insights into the intensity of specific energy peaks.", "negative": "The ambient background can affect the measurements, necessitating careful calibration and consideration in data collection."}
{"query": "screening for SRO-only questions in nuclear regulations", "positive": "Does the question require one or more of the following: assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed; knowledge of when to implement attachments and appendices, including how to coordinate these items with procedure steps; knowledge of diagnostic steps and decision points in the EOPs that involve transitions to event-specific sub-procedures or emergency contingency procedures; knowledge of administrative procedures that specify hierarchy, implementation, and/or coordination of plant normal, abnormal, and emergency procedures?", "negative": "Can the question be answered solely by knowing immediate operator actions?"}
{"query": "safety injection systems", "positive": "SAFETY INJECTION SAMPLE is crucial for ensuring the reactor core remains adequately cooled during an emergency by injecting coolant into the core.", "negative": "PRESSURIZER SAMPLE refers to a section of the system that manages the pressure within the reactor vessel, contributing to the overall thermal hydraulic stability."}
{"query": "standby gas treatment system impacts", "positive": "Ability to (a) predict the impacts of the following on the STANDBY GAS TREATMENT SYSTEM; and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those abnormal conditions or operations: High secondary containment ventilation exhaust radiation.", "negative": "The plant is operating at 100% power with the following: - Emergency Diesel Generator (EDG) 102 is out of service for corrective maintenance. - A small steam leak develops in the Reactor Building."}
{"query": "What are the requirements for maintaining secondary containment in nuclear facilities?", "positive": "Maintaining secondary containment OPERABILITY requires verifying one door in each access opening to secondary containment zones is closed.", "negative": "When the railroad bay door (No. 101) is closed; all Zone I and II hatches, removable walls, dampers, and one door in each access opening connected to the railroad access bay are closed; or, only Zone I removable walls and/or doors are open to the railroad access shaft."}
{"query": "Uncontrolled RCCA bank withdrawal and its impact analysis", "positive": "Uncontrolled RCCA Bank Withdrawal from Full Power with Minimum Reactivity Feedback (80 pcm/s Withdrawal Rate)", "negative": "The core water average temperature ranges from 550 to 620 \u00b0F, which is critical for maintaining operational efficiency in a nuclear reactor."}
{"query": "What are the requirements for safety-related systems in nuclear facilities?", "positive": "The safety-related systems must be designed to satisfy the requirements of applicable regulatory standards to ensure the highest level of safety.", "negative": "The effective date for the updates discussed in the regulatory filings is 14 October 2000."}
{"query": "The data shows various well numbers alongside their respective elevations measured in feet.", "positive": "WATER LEVEL MEASUREMENTS are recorded to provide critical data regarding the elevation of various wells.", "negative": "The information represents a statistical overview concerning the maintenance schedules and operational requirements for nuclear facilities."}
{"query": "nuclear regulatory filings", "positive": "The licensing process for nuclear facilities is strictly governed by regulations set forth by the Nuclear Regulatory Commission, which ensures that safety standards are met.", "negative": "The reactor's cooling system is designed to efficiently transfer heat away from the core, preventing overheating during operation."}
{"query": "Reactor Coolant Pressure Boundary System", "positive": "Reactor Coolant Pressure Boundary System is in scope for License Renewal.", "negative": "Fire Protection System is essential for ensuring safety during potential accident scenarios."}
{"query": "What is the NRC Form 665s used for in nuclear regulatory documentation?", "positive": "The NRC Form 665s is used for reporting information related to the decommissioning of nuclear facilities and ensures compliance with regulatory requirements.", "negative": "The file size is 129,994KB."}
{"query": "The analysis of mass flux and its implications for safety assessments are critical in determining reactor performance.", "positive": "Fluid mass velocity at PCT and burst elevations (C\u2092 = 0.6, low T\u2090\u1d65g, max S\u1d62, cosine power shape, non-IFBA) is a key parameter in the operational assessment of reactor systems.", "negative": "The time intervals measured in seconds provide critical data points for the evaluation of reactor processes."}
{"query": "What is the purpose of an audit plan in nuclear licensing?", "positive": "The audit plan outlines the objectives, scope, methodology, and procedures to evaluate the performance and compliance of the licensee with regulatory requirements.", "negative": "The Senior Project Manager oversees all reactor licensing activities and liaises with the Division of Operating Reactor Licensing."}
{"query": "plutonium-239 analysis", "positive": "Plutonium-239 is measured as part of the radiochemical analysis for solid samples, providing valuable information for regulatory compliance.", "negative": "The LaCrosseSolutions facility is located in a region with diverse ecological features that contribute to its unique environmental profile."}
{"query": "The Earth Berm serves to safeguard important safety systems and feature prominently in the structural layout of the facility.", "positive": "The Earth Berm is a plant feature common to all three units and is intended to provide physical support, shelter, and protection for safety-related SSCs. 10CFR 54.4(a)(1)", "negative": "The aging management review results for these components are provided in Table 3.5.2-30, Earth Berm - Summary of Aging Management Evaluation."}
{"query": "What is the unit of measurement used for radioactivity in NRC registrations?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 10                   | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "What does net peak area represent in nuclear measurements?", "positive": "Net Peak Area is defined as the area of the peak after the background has been subtracted, which is essential for accurate quantification of radioactive isotopes.", "negative": "The FWHM (Full Width at Half Maximum) is a measure of the width of the peak, expressed in keV, indicating the resolution of the measurement device."}
{"query": "What are the requirements for safety-related piping systems in nuclear facilities?", "positive": "Piping Systems Relied on for Safety 05/18/05 (05-013) defines the critical importance of ensuring that all piping systems integral to safety are designed, constructed, and maintained according to stringent regulatory guidelines.", "negative": "The Resident Inspection Program for On-Site Construction Activities at the Mixed-Oxide Fuel Fabrication Facility focuses on the oversight of construction quality and compliance with project specifications, without directly addressing safety-related systems."}
{"query": "During a steam line break, the reactor's coolant temperature and pressure are initially assumed to be at nominal values representative of full power operation.", "positive": "The DNB analysis is performed using the revised thermal design procedure. Initial core power, and reactor coolant temperature and pressure are assumed to be at their nominal values consistent with steady-state full power operation. Uncertainties in initial conditions are included in the DNBR limit as described in WCAP-11397.", "negative": "A conservatively large positive moderator density coefficient of 0.5 \u0394k/\u03c1cm\u00b3 (corresponding to a large negative moderator temperature coefficient) and a most-negative Doppler-only power coefficient form the basis for the end-of-life (EOL) maximum reactivity feedback assumption."}
{"query": "The NRC mandates strict procedures for the operation of gas disposal systems to ensure safety and compliance.", "positive": "The Waste Gas Disposal System is crucial for managing radioactivity release, specifically concerning the safe handling and disposal of radioactive gases.", "negative": "The training program includes various performance measures designed to enhance operator competency in all phases of reactor operation."}
{"query": "The NRC mandates that aging management programs for monitoring components must include effective inspections and testing to detect any age-related degradation.", "positive": "The purpose of this section was to verify that the existing aging management program activities, to identify and correct, as warranted, age-related degradation of components monitored by the Compressed Air Program, are being effectively implemented in the initial license renewal period of extended operation.", "negative": "Control air sampling data has not shown any issues with the sampling process. Occasionally moisture was found in sample lines and removed."}
{"query": "The NRC evaluates the safety of the Palisades power plant based on the latest operational data and regulatory standards.", "positive": "The Palisades plant seeks reauthorization for power operations, which involves thorough assessments of its adherence to safety regulations.", "negative": "During the recent meeting, stakeholders discussed various community concerns unrelated to the current licensing process."}
{"query": "The NRC establishes technical requirements for safety systems and components, including performance standards that must be met during operation.", "positive": "The RHR OUT FROM SUMP system is a safety system designed to provide cooling and maintain cooling water for the reactor in the event of a loss of coolant accident.", "negative": "The PALS DISCHARGE line is crucial for the safe management of process water used during routine plant operations."}
{"query": "What are the characteristics of Tristructural Isotropic (TRISO) coated particle fuel?", "positive": "Tristructural Isotropic (TRISO) coated particle fuel is designed with a unique multi-layer coating around uranium-containing fuel particles, which enhances its performance and safety in high-temperature environments.", "negative": "Liquid metal coolants such as sodium, lead, and lead-bismuth eutectic are utilized in fast reactors to efficiently transfer heat from the reactor core."}
{"query": "gaseous swelling model", "positive": "The fraction of porosity active in the gaseous swelling model can be distinguished from the remaining initial porosity and rim porosity. The results show that the code reasonably predicts the experimental data.", "negative": "Figure 4-24 shows the overall comparison of calculated and measured porosity from the different programs available in the validation database."}
{"query": "The system comprises two trains, each able to individually satisfy the design requirements for heat removal and iodine elimination.", "positive": "The CSS, in conjunction with the containment fan cooler system and the emergency core cooling system, is designed to be capable of removing sufficient heat and subsequent decay heat from the containment atmosphere following the hypothesized LOCA or MSLB to maintain the containment pressure below the containment design pressure.", "negative": "The containment spray water does not contain substances which would be unstable in the thermal or radiolytic environment of the LOCA or cause extensive corrosive attack on equipment."}
{"query": "control room design criteria", "positive": "This rulemaking would amend the control room design criteria from the current 5 rem (0.05 Sv) total effective dose equivalent (TEDE) to a revised value of 10 rem (0.10 Sv) TEDE; the value may range up to 25 rem (0.25 Sv) TEDE with consideration of the plant-specific risk profile or risk information.", "negative": "The amended rule, and subsequent guidance, would align with Commission direction provided in SRM-SECY-98-144 to take a risk-informed, performance-based approach to regulations and guidance."}
{"query": "The NRC stipulates specific criteria for evaluating soil types and their properties during site assessments.", "positive": "The soil types evaluated in this report include SAND (SW) gray, fine to medium grained, which is further classified based on its density and consistency.", "negative": "The drilling process had an unexpected refusal at a depth of 32 feet, which indicates a potential challenge in soil sampling."}
{"query": "maximum reactor core power level", "positive": "Each unit was originally licensed to operate at steady state reactor core power levels not in excess of 2527 megawatts thermal (MwT). An extended power uprate project was undertaken for both units, resulting in maximum core power levels of 2957 MwT being approved by the NRC in 2001.", "negative": "The Dresden Nuclear Power Station site consists of approximately 2,459 acres along the Illinois, Des Plaines and Kankakee Rivers. The station, associated infrastructure, cooling lake, and most of the site boundary are in Grundy County, Illinois."}
{"query": "The Institute of Nuclear Power Operations OE program involves reporting on operational experiences that are age-related in nature.", "positive": "The TVA process directs the reporting of plant-specific operating experience on age-related degradation and aging management to the industry through the Institute of Nuclear Power Operations OE program, consistent with the guidance in NEI 14-13, \"Use of Industry Operating Experience for Age-Related Degradation and Aging Management Programs.\"", "negative": "Each AMP summary in Appendix B of the SLRA contains a discussion of OE relevant to the age. This information was obtained through the review of internal OE captured by the Corrective Action Program, program assessments, program health reports, and through the review of external OE."}
{"query": "percent motor voltage after 2.1 seconds", "positive": "In conclusion the percent voltage is less than 25% after the 2.1 sec operating time of the first level undervoltage relay which allows a safe delayed transfer.", "negative": "The relays must not trip because of the depressed voltage occurring during simultaneous motor starting for a LOCA."}
{"query": "What materials are commonly used for structural support in nuclear facilities?", "positive": "Equipment supports and foundations are typically made of reinforced concrete to provide structural support.", "negative": "Flood barriers are critical structures that must remain intact during extreme weather conditions to protect vital areas."}
{"query": "The evaluation of k_eff included variations in water density across normal and accident conditions.", "positive": "By changing the water density (up to the water density at 124 \u00b0C and 20% void) and temperature in MCNP, the effect of the moderator (water) density on k_eff was evaluated.", "negative": "The 4 \u00b0C moderator temperature was conservatively used for the base case model (base case fuel and rack)."}
{"query": "minimum cooling time for nuclear fuel assemblies", "positive": "Minimum Cooling Time (years)", "negative": "The data shows various enrichment levels for different reactor designs."}
{"query": "What is involved in the decommissioning of nuclear power plants?", "positive": "Experience with other commercial nuclear plants has demonstrated the feasibility of decommissioning and dismantling such plants sufficiently to restore a site to its former use (NEI 2016).", "negative": "Continued operation for another 20 years beyond the currently licensed term would not increase the short-term productivity impacts described here."}
{"query": "The pathways for containment volume interactions are critical in understanding reactor safety mechanisms.", "positive": "Pathway 4: Unsprayed Containment Volume to Environment", "negative": "The compartments listed show numerical data relevant to various sections of the reactor model."}
{"query": "The components of the pipeway structure are subject to multiple environmental conditions including weather exposure and concrete encasement.", "positive": "The materials of construction for the radwaste storage facilities component types are: - Carbon Steel - Concrete", "negative": "The following aging effects require management: - Cracking - Distortion - Increase in porosity and permeability - Loss of bond - Loss of material - Loss of preload - Loss of strength"}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "COBRA-FLX is a thermal-hydraulic code developed for the analysis of nuclear reactor cores, which incorporates the ORFEO-HMP critical heat flux correlation to improve safety assessments for core thermal performance.", "negative": "The test assembly conditions for HTP grid tests are documented in Table B-2, detailing parameters such as pressure, temperature, and flow rates, which contribute to the overall testing methodology."}
{"query": "What is an environmental impact statement in the context of nuclear plant licensing?", "positive": "The Generic Environmental Impact Statement for License Renewal of Nuclear Plants provides an assessment of the potential environmental effects associated with the renewal of operating licenses for nuclear power plants.", "negative": "The Browns Ferry Nuclear Plant Units 1, 2, and 3 Environmental Statement includes a detailed review of the anticipated impacts on land use and local economies."}
{"query": "The NRC evaluates natural hazard risks such as flooding from storm surges during the safety assessment of nuclear facilities.", "positive": "Flooding that results from an abnormal rise in sea level due to atmospheric pressure changes and strong wind generally accompanied by an intense storm. Secondary hazards resulting from a storm surge include, but are not necessarily limited to, high tide, river and stream overflow, and waves.", "negative": "Dynamic forces on structures' foundations due to the expansion (swelling) and contraction (shrinking) of soil resulting from changes in the soil moisture content."}
{"query": "What are the holding times for sample analysis in nuclear-related testing?", "positive": "All analyses were performed within EPA recommended holding times except for parameters flagged with \"H\" flags (H2, HE).", "negative": "The custodian verified the sample information entered into the computer against the chain of custody (COC) forms and sample bottle labels."}
{"query": "10 CFR 50.55a and nuclear licensing alternatives", "positive": "10 CFR 50.55a(y) \u201cDefinitions\u201d was incorporated into the rule during the most recent change to 10 CFR 50.55a [89 FR 58039]. 10 CFR 50.55a(z) \u201cAlternatives to codes and standards requirements\u201d provides a licensee to seek \u201cAlternatives to the requirements of paragraphs (b) through (h) of this section or portions thereof may be used when authorized by the Director, Office of Nuclear Reactor Regulation.\u201d", "negative": "Leak tight or within the limits required to maintain operability as required by plant quality assurance program and procedures. Deletion of this condition would provide an efficiency gain by removing these redundant and unnecessary regulatory requirements."}
{"query": "What is the role of closure bolting in mechanical systems?", "positive": "Closure bolting provides mechanical closure in systems, ensuring that components are securely fastened to prevent leaks and maintain system integrity.", "negative": "Heat exchanger components include various materials, such as stainless steel and gray cast iron, which are essential for maintaining system performance under varying environmental conditions."}
{"query": "nuclear plant event notification form", "positive": "The Shift Manager directs you as the Plant Communicator to complete EMD-32a, Nuclear Plant Event Notification form for approval.", "negative": "With indications of multiple rod drops, the crew tripped the reactor and entered 2-OHP-4023-E-0, Reactor trip or Safety Injection."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are critical components designed to prevent accidents and mitigate the consequences of any potential accidents that may occur during nuclear operations.", "negative": "The effectiveness of renewable energy sources has gained significant attention in recent years, as they provide a cleaner alternative to fossil fuels and contribute to efforts against climate change."}
{"query": "The NRC allows Licensees to submit requests for modifications to inspection protocols related to the reactor pressure vessel.", "positive": "The Order imposes interim inspection requirements for reactor pressure vessel (RPV) heads and associated penetration nozzles.", "negative": "In anticipation of numerous requests for relaxation of the Order for inspections of specific penetration nozzles, the Order specified that the NRC staff would evaluate requests for relaxation of inspection requirements for specific penetration nozzles using its procedure for proposed alternatives to Section XI of the American Society of Mechanical Engineers Boiler and Pressure Vessel Code pursuant to 10 C.F.R. \u00a750.55a, \u201cCodes and standards.\u201d"}
{"query": "What factors influence atmospheric transport and dispersion of gaseous effluents from nuclear reactors?", "positive": "This guide provides criteria for characterizing atmospheric transport and diffusion conditions for evaluating the consequences of routine releases.", "negative": "The types of facilities that would be used to store radioactive liquids and any associated inventory are unique to each design."}
{"query": "Class 1E Power System compliance", "positive": "The PPS complies with IEEE 603-1991 Clause 8.1 because it is using the existing LGS Class 1E Power System that meets its licensing basis for an electrical power source.", "negative": "Section 3.5 identifies all the external PPS interfaces and there is no direct interface between the PPS and the plant HVAC."}
{"query": "Electrical Insulation aging management program", "positive": "The BFN Electrical Insulation for Inaccessible Low Voltage Power Cables Not Subject to 10 CFR 50.49 Environmental Qualification Requirements aging management program is a new condition monitoring program.", "negative": "Periodic actions will be taken to prevent in-scope power cables from being exposed to significant moisture."}
{"query": "What is the method used for analyzing Strontium-90 in solid samples?", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.155 +/-0.115 | 0.259 | 0.400 | pCi/g | JXC9 | 08/10/19 | 1456 | 1899425 | 1", "negative": "The following Analytical Methods were performed: | Method | Description | Analyst Comments | |---------|-----------------------------------------------|------------------| | 1       | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified | | | 2       | EPA 906.0 Modified                           | |"}
{"query": "What is the procedure for handling confirmed excursions in nuclear licensing?", "positive": "In the event of a confirmed excursion per LC 12.1 of SUA-1580, NuFuels will notify the EPA or NMED and NRC by phone within 24 hours and by letter within 7 days.", "negative": "Each retention pond will be equipped with a leak detection system and inspected on a daily basis for leakage."}
{"query": "The minimum cooling period for assemblies after they reach a certain burnup is crucial in the licensing process.", "positive": "Minimum Cooling Time (years)                                     | 58 < Assembly Average Burnup \u2264 59 GWd/MTU", "negative": "The table illustrates various configurations and their associated initial assembly average enrichment percentages."}
{"query": "AC vital bus distribution subsystem requirements", "positive": "With one Division I or II AC vital bus distribution subsystem inoperable, the remaining OPERABLE AC vital bus is capable of supporting the minimum safety functions necessary to shut down and maintain the unit in the safe shutdown condition.", "negative": "It is, therefore, imperative that the operator's attention focus on stabilizing the plant, minimizing the potential for loss of power to the remaining vital bus, and restoring power to the affected vital buses."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves several key stages including pre-application discussions, submission of a license application, and reviews by the Nuclear Regulatory Commission to ensure compliance with safety standards.", "negative": "The analysis of seismic data involves utilizing various sensors and instruments to measure ground motion, which can be crucial for understanding the geological characteristics of a site."}
{"query": "The COBRA-FLX tool is essential for analyzing critical heat flux under various local conditions.", "positive": "The COBRA-FLX code employs a critical heat flux correlation to ensure proper safety analysis during reactor operations.", "negative": "The data collected during the simulations are crucial for determining grid performance in various configurations."}
{"query": "What are the pressure values for the reactor coolant system during cold leg operations?", "positive": "The RCS Cold Leg Pressure (psia) values are significant for understanding the parameters affecting reactor safety.", "negative": "Under normal operations, the reactor experiences various temperature fluctuations that can affect the overall efficiency of power generation."}
{"query": "The NRC conducts assessments of materials related to nuclear safety to ensure any degradation risks are adequately managed.", "positive": "The Corrosion and Metallurgy Branch focuses on the assessment and management of materials issues, including corrosion, that may affect the safety of nuclear reactors.", "negative": "The meeting was scheduled to discuss the plans for the upcoming harvesting workshop for various research topics."}
{"query": "What are the technical specifications for the MAGNASTOR system?", "positive": "The MAGNASTOR system is designed with specific technical features that ensure its compliance with safety regulations, including the ability to store spent nuclear fuel in a secure and environmentally safe manner.", "negative": "Nuclear power plants must adhere to strict operational protocols to maintain efficiency and safety during routine operations and emergencies."}
{"query": "What is the recommended minimum cooling time for fuel assemblies with an average enrichment of 2.9 to 3.1 % 235U?", "positive": "The table specifies minimum cooling times for various assembly average enrichments, such as for 2.9 \u2264 E < 3.1, the minimum cooling times vary across different reactor designs, with CE showing 14.2 years for 14x14 configuration.", "negative": "In reactor operation, monitoring parameters such as temperature and pressure is crucial for ensuring safety and efficiency."}
{"query": "The transportation of the yellowcake product involves specific procedures and routes to ensure safety and compliance during shipments.", "positive": "Following drying and packaging of the yellowcake product, the product will be sold to utilities.", "negative": "The layout of the well field is shown in Figure 1.4-8. It is in the floor of the valley and will not be materially affected by the nearby escarpments."}
{"query": "The Tribe asserts that the Board's refusal to vacate the license does not comply with federal regulations regarding NEPA.", "positive": "Given the Board\u2019s decision, the Tribe argues that NEPA and the NHPA prohibit the Board from leaving the license in place and asserts that 'the proper remedy is that employed by federal courts up[on] a finding of a violation of NEPA: to vacate the decision and remand back to the agency for further proceedings necessary to achieve compliance.'", "negative": "In a separate context, the health and safety of the community must be considered in conjunction with any project that affects their environment and livelihoods."}
{"query": "The NRC's oversight includes evaluating the geography of project areas involved in nuclear activities...", "positive": "The Unit 1 Project Area is designated for regulatory review in the context of nuclear safety and licensing.", "negative": "New Mexico and Arizona are known for their diverse landscapes and rich cultural heritage."}
{"query": "What is the purpose of a containment system in a nuclear reactor?", "positive": "A containment system is designed to prevent the release of radioactive materials into the environment during an accident by providing a physical barrier that protects the reactor core and the spent fuel.", "negative": "The operational efficiency of a nuclear power plant depends on continuous monitoring and maintenance of its auxiliary systems, which support the primary reactor functions and contribute to overall safety."}
{"query": "fuel performance database", "positive": "4.2.2 Separate Effect Tests", "negative": "### 5.1 PIRT Process"}
{"query": "What is the significance of the REMP program in relation to environmental safety at MNGP?", "positive": "Furthermore, MNGP implements a REMP program that includes sampling fish populations.", "negative": "The latest available U.S. census Hmong population data, in geographic areas smaller than counties, was the 2015 census tract estimates."}
{"query": "nuclear operating corporation authority", "positive": "Michael T. Boyce, of lawful age, being first duly sworn upon oath says that he is Vice President Engineering of Wolf Creek Nuclear Operating Corporation; that he has read the foregoing document and knows the contents thereof; that he has executed the same for and on behalf of said Corporation with full power and authority to do so; and that the facts therein stated are true and correct to the best of his knowledge, information and belief.", "negative": "Notary Public\nExpiration Date: 1-11-2027"}
{"query": "The NRC mandates that Quality Assurance programs must remain uncompromised during any change evaluation as per regulatory requirements.", "positive": "The 10 CFR 50.54(a) / 10 CFR 50.55(f) screening/evaluation confirmed that the individual and cumulative changes made during this update to the NDQAM did not result in a reduction in Quality Assurance program commitments.", "negative": "Changes were made to the NDQAM, Part I, Section 2.4 and Part II, Sections 17.1 and 17.2 to apply the NDQAM to radioactive material transportation packaging as defined and allowed by 10 CFR 71 Subpart H."}
{"query": "What are continuous soil core samples used for in geophysical testing?", "positive": "Continuous soil core samples were obtained at 20 of the 32 observation well locations using rotosonic drilling methods to expedite the drilling process.", "negative": "Thirty-two observation wells were installed in 16 locations during exploration at the PSEG Site."}
{"query": "The emergency diesel generator is activated when specific voltage conditions are met to ensure safety during operation.", "positive": "The emergency diesel generator starts when a safety injection signal is received, at approximately 74% voltage on the bus for 2 seconds, or a 90% degraded voltage level exists for 56 seconds.", "negative": "The 480V emergency switchgear buses H and J are arranged as shown in Reference Drawing 5."}
{"query": "The components of the Air Conditioning System are critical for maintaining safety during adverse plant operations.", "positive": "The Air Conditioning system is needed to meet NSPC Vital Auxiliaries Performance Criteria.", "negative": "In the event of a real or spurious accident signal during a fire event, components within the Air Conditioning System may load shed to meet the NSPC Vital Auxiliaries Performance Criteria."}
{"query": "What is the function of the Containment Purge Exhaust in a nuclear reactor?", "positive": "Containment Purge Exhaust facilitates the removal of potentially contaminated air from the containment area, ensuring that the internal atmosphere remains controlled and safe during normal operation and in emergency situations.", "negative": "Type 'C' Sealed indicates a specific condition of local leak rate which might affect the assessment of the overall containment integrity."}
{"query": "What is the significance of FWHM in peak analysis for nuclear safety reports?", "positive": "F 1 has a FWHM (Full Width at Half Maximum) of 3.11 keV, which is an important parameter in determining the resolution of a peak in spectral analysis.", "negative": "The Ambient Background for F 7 is measured at 1.88E+01 and exhibits a corresponding uncertainty in background measurement."}
{"query": "What is geological evidence of liquefaction in the Saline River source zone?", "positive": "Liquefaction-related features have been identified locally within the Saline River source zone in Ashley County and Desha County, Arkansas (Reference 152).", "negative": "Geological field investigations in the vicinity of Saline River were conducted to evaluate faults initially identified in road-cuts (Reference 151)."}
{"query": "The NRC mandates that all necessary details in submissions to the agency must be accurate and complete in every significant aspect.", "positive": "I am aware of the requirements of the general license, provided in 10 CFR 31.5.", "negative": "A physical inventory of the devices subject to registration has been completed, and the device information on this form has been checked against the device labeling."}
{"query": "Hatch Unit 2 operation evaluation", "positive": "Hatch Unit 2 Operation with Two Studs Out of Service Evaluation", "negative": "Check again for flange contact links which came out of compression"}
{"query": "The operability of Service Water System loops is critical during operation modes.", "positive": "Two SWS loops shall be OPERABLE.", "negative": "The completion time for restoring required actions must not exceed 72 hours."}
{"query": "What is the process for nuclear reactor licensing?", "positive": "The nuclear reactor licensing process involves several stages, including pre-application consultation, formal application submission, and the review of technical and safety information by the NRC.", "negative": "The testing of equipment ensures that all components meet operational standards and are free of defects."}
{"query": "What is the significance of normality assumptions in modeling manufacturing parameters?", "positive": "The assumption of normality for the manufacturing parameters (Table 5-5), steady-state model parameters (Table 5-6), transient model parameters (Table 5-7), and power distribution uncertainties (Appendix A) from Reference 2 are justified in the following discussion.", "negative": "The steady-state model parameters were processed with the Shapiro-Wilk test."}
{"query": "What is the role of NUSO/SM in declaring an Appendix R Fire?", "positive": "The NUSO/SM is required to declare an APPENDIX R Fire.", "negative": "Which ONE of the following completes the statements in accordance with 0-AOI-30.1, Plant Fires, and EPIP-1, Emergency Plan Classification Logic?"}
{"query": "The assessment also includes an analysis of the core shroud's ability to endure thermal shock during low-pressure coolant injection events.", "positive": "Neutron irradiation embrittlement may affect the ability of core shroud to withstand a low-pressure coolant injection thermal shock transient.", "negative": "The maximum stress intensity factor calculated for the N16 nozzle transient is 83.99 ksi-in\u00b2 at 1/4T."}
{"query": "The sensitivity analyses conducted for the Non-Loss-of-Coolant Accident Analysis Methodology are performed beyond what is strictly required by the guidelines.", "positive": "The sensitivity studies performed on [placeholder] are in addition to those required by TR-0516-49416-P, Revision 4, \"Non-Loss-of-Coolant Accident Analysis Methodology.\" These sensitivity studies are not part of the implementation of the methodology in TR-0516-49416-P.", "negative": "The NRC recommends that applicants incorporate feedback from the staff into their regulatory submissions to ensure compliance with safety standards."}
{"query": "What is the concentration of H-3 in \u00b5Ci/ml?", "positive": "H-3 has a concentration of 8.5E-10 \u00b5Ci/ml.", "negative": "The isotope Rb-89 has a release rate of 4.7E-05 Ci/yr."}
{"query": "What is the role of a Radiation Safety Officer in nuclear operations?", "positive": "- **Title:** RADIATION SAFETY OFFICER", "negative": "Enter the mailing address where correspondence regarding your device(s) should be sent."}
{"query": "The operational status and performance of the Nuclear Service Water System are monitored using specialized instrumentation, informing the plant operators about any potential leaks.", "positive": "All system components are hydrostatically tested and full operational tests are performed before station operation. During normal operation, periodic tests and inspections are performed per the requirements of the plant Technical Specifications, Inservice Inspection Program, and Inservice Testing Program to ensure operability of the Nuclear Service Water System.", "negative": "A flood analysis was performed as required by 10CFR50. Flood analysis criteria were also established in Regulatory Guide 1.59. Exceptions were taken to Regulatory Guide 1.59 and described in Section 3.4."}
{"query": "What are the requirements for a Nuclear Power Plant under a Regulatory Licensing Framework?", "positive": "The NRC applies a rigorous licensing process that requires licensees to submit comprehensive safety analysis reports, technical specifications, and environmental impact statements to ensure compliance with federal regulations.", "negative": "The cooling system of the reactor is designed to remove heat from the core while maintaining the integrity of the fuel during operation."}
{"query": "At least one of the tasks within the training framework must focus on handling situations categorized as emergencies or abnormal conditions.", "positive": "At least one of the tasks conducted in the plant shall evaluate the applicant\u2019s ability to implement actions required during an emergency or abnormal condition.", "negative": "Four to six of the tasks for RO and SRO-I applicants shall require execution of alternative paths within the facility licensee\u2019s operating procedures."}
{"query": "RWCU Differential Flow Setpoint Analysis", "positive": "Calculation IP-32-0132, Rev. 0, \u201cRWCU Differential Flow Setpoint Analysis for Detecting Large Leaks\u201d.", "negative": "Design Specification 22A3735, Revision 5, \u201cLeak Detection System\u201d."}
{"query": "What is the objective of the thermal and hydraulic design safety review?", "positive": "In accordance with SRP Section 4.4, the objectives of the thermal and hydraulic designs safety review are to provide reasonable assurance that there should be a 95-percent probability at the 95-percent confidence level that a hot fuel rod in the reactor core will not experience a departure from nucleate boiling (DNB) or a transition condition during normal operation or anticipated operational occurrences (AOOs).", "negative": "The U.S. Nuclear Regulatory Commission (NRC) staff plans to conduct a virtual audit to facilitate the TR review."}
{"query": "The NRC mandates that proper procedures must be in place for the operation of standby pumps during refueling operations.", "positive": "4.2 Residual heat removal flow. (\u221a instruments used).", "negative": "SAT:  \u2610  UNSAT:  \u2610  Standard (CS): Identifies requirements are NOT met."}
{"query": "The NRC does not have the authority to consider local regulations during its licensing processes for nuclear facilities.", "positive": "The Commission has instructed its licensing boards that a proceeding before them is not the appropriate forum in which to consider the impacts of a local regulation or whether a regulatory waiver or a non-NRC permit may be required for a project to move forward.", "negative": "Moreover, beyond citing the APA generally, Organizational Petitioners have not argued that the alleged local ordinance binds the NRC or this Board."}
{"query": "TH-230 testing results", "positive": "TH-230 is a radioactive isotope that can be analyzed to determine its quantity in various samples, with results indicating if it was detected or not during the evaluation process.", "negative": "The samples listed in the table range from L88716-1 to L88716-8, each associated with a unique client ID, but do not provide detailed information regarding the specific analytes being tested."}
{"query": "seismic LOCA frequency", "positive": "As described in Section 2.3.4, the large break seismic LOCA frequency was calculated to be 6.2E-07 yr\u207b\u00b9 based on representative fragility parameters from EPRI 3002000709 (Reference 19).", "negative": "Completeness uncertainty was qualitatively determined to be low."}
{"query": "What are defueling canisters used for in nuclear facilities?", "positive": "The defueling canisters were designed to accept and confine core debris ranging in size from particles (known as fines) of about 0.5 micron in diameter up to partial-length fuel assemblies of full cross section.", "negative": "Designers began work on the defueling canister in 1980 without knowing the physical details of the fuel debris."}
{"query": "What is the process used for analyzing peak areas in gamma spectrum data?", "positive": "The Peak Analysis report details that the analysis for peak identification was performed on 5/29/2019, focusing on channels ranging from 100 to 4096.", "negative": "The sample taken at Dallyland_NPP on 5/17/2019 was 8.768E+02 grams, collected in a 500 ml Marinelli container."}
{"query": "emergency termination procedures", "positive": "If protective actions had been implemented, verify completion of the actions necessary to allow reentry into affected areas.", "negative": "Confirm IPAWS Activation and Authorize EAS, as necessary (Use Attachment 2)."}
{"query": "What is the significance of energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "The Sample Taken On: 6/4/2019 2:42:00 PM"}
{"query": "The NRC issues updates and notifications when certain ITAACs are completed or modified, keeping stakeholders informed about safety matters.", "positive": "The NRC will publish a Federal Register notice when an Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) is found to have sufficient information, marking a milestone in the regulatory oversight process.", "negative": "The construction process requires a substantial amount of material resources, which includes steel and concrete."}
{"query": "maximum initial enrichment of uranium", "positive": "Max. Initial Enrichment (wt % 235U) |", "negative": "| Absorber 0.0225 *10 g/cm\u00b2* | Absorber 0.02 *10 g/cm\u00b2* |"}
{"query": "The NRC will ensure that notifications about lost property are streamlined into a unified submission process.", "positive": "Consolidate the notification of stolen NRC property to one NRC form.", "negative": "The proposed actions meet the intent of this recommendation."}
{"query": "What is the verification process for the RadICS platform in nuclear licensing?", "positive": "Applicants using the RadICS platform are obligated to verify that the requirements of the application are bounded by the established qualification envelope.", "negative": "Addressed in PSAI 7.4 and satisfied by: Licensing Technical Report."}
{"query": "wind speed measurements", "positive": "**Total No. Observations:** 932\n\n| Speed    | 0-29 | .29-1 | 1-2 | 2-4 | >4  | Total | % FR   | Cumulative % |\n|----------|------|-------|-----|-----|-----|-------|--------|--------------|\n| 0.6      | 27   | 56    | 43  | 56  | 144 | 326   | 34.98  | 34.98        |\n| 6-9      | 8    | 22    | 34  | 51  | 172 | 287   | 30.79  | 65.77        |\n| 9-12     | 3    | 9     | 23  | 32  | 110 | 177   | 18.99  | 84.76        |\n| 12-15    | 4    | 11    | 6   | 43  | 75  | 85    | 8.05   | 92.81        |\n| >15      | 0    | 5     | 22  | 16  | 24  | 67    | 7.19   | 100          |\n| **Total**| 42   | 103   | 133 | 161 | 493 | 932   | 52.90  | 100          |", "negative": "Regulatory filings often require comprehensive documentation, including safety analysis reports and operational assessments, to ensure compliance with safety standards."}
{"query": "total core damage frequency (CDF)", "positive": "The license amendment request (LAR) provide the plant-specific total core damage frequency (CDF) and total large early release frequency (LERF) to confirm applicability of the limits of Regulatory Guide (RG) 1.174, Revision 3.", "negative": "Tables E5-1 and E5-2 list the CDF and LERF point estimate values that resulted from a quantification of the baseline internal events (including internal flooding) and fire Probabilistic Risk Assessment (PRA) models."}
{"query": "What is the purpose of the nonconformance or corrective action program in nuclear procurement?", "positive": "Verify that deficiencies identified/reported by customers, to the supplier, (e.g., receipt inspection rejections, source verification rejections, return material authorizations, site nonconformances, etc.) are adequately evaluated and entered into the supplier's nonconformance or corrective action program, as applicable.", "negative": "Adequacy of corrective actions taken, as a result of the issues identified during the last NUPIC audit, will be provided by audit team members assigned to the checklist sections which identified the previous issues."}
{"query": "nuclear regulatory inspection results", "positive": "On December 31, 2020, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at McGuire Nuclear Station.", "negative": "This letter is, enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "The activity of nuclides is a crucial measurement in regulatory filings pertaining to nuclear safety.", "positive": "| Nuclide Name | Id    | Activity (pCi/grams) | Activity Uncertainty | \n|--------------|-------|-----------------------|-----------------------| \n| K-40         | 0.94  | 10.67                 | 5.45E+00              | \n| CS-137       | 0.98  | 85.12                 | 4.17E-02              | \n| PB-212       | 0.55  | 238.63                | 44.60                 | \n| BI-214       | 0.35  | 46.30                 | 7.52E-02              |", "negative": "Errors quoted at 2.00sigma"}
{"query": "What is volcanic hazard characterization in the context of nuclear reactor licensing?", "positive": "The TR describes TerraPower\u2019s volcanic hazard characterization for the design and operation of the proposed Natrium reactor at the Kemmerer Power Station Unit 1 site.", "negative": "The NRC staff will summarize its observations in an audit report to be provided to TerraPower, as discussed below."}
{"query": "The NRC conducts inspections to ensure compliance with radiation safety protocols and license conditions.", "positive": "The inspection was an examination of the activities conducted under your license as they relate to radiation safety and to compliance with the Nuclear Regulatory Commission (NRC) rules and regulations and the conditions of your license.", "negative": "During this inspection, certain of your activities, as described below and/or attached, were assessed at Severity Level IV, in accordance with the NRC Enforcement Policy."}
{"query": "nuclear regulatory compliance", "positive": "Nuclear regulatory compliance involves adhering to the guidelines and standards set forth by the Nuclear Regulatory Commission (NRC) to ensure the safe operation of nuclear facilities.", "negative": "The cooling system in a nuclear reactor must maintain a stable temperature to prevent overheating, which can lead to system failures."}
{"query": "nuclear safety system", "positive": "The Nuclear Safety System is designed to ensure that the reactor operates within safe parameters and to protect the public and environment in case of any operational anomalies.", "negative": "The implementation of new technologies in the field of nuclear power generation is subject to extensive research and development."}
{"query": "NRC Form 361 Reactor Plant Event Notification", "positive": "6.2.7 COMPLETE NRC Form 361, Reactor Plant Event Notification Worksheet.", "negative": "Verbal Notifications will be performed primarily via commercial telephone. Cellular and/or satellite phones may be used as the back-up means of communication."}
{"query": "The review process for nuclear licenses includes evaluations of various safety systems and regulatory compliance.", "positive": "The Nuclear Regulatory Commission (NRC) assesses all licensing applications to ensure that the proposed activities meet safety and environmental protection standards.", "negative": "The names listed as cc via email include various representatives from the Department of Energy, highlighting the involvement of multiple stakeholders."}
{"query": "The analysis of background noise is crucial for accurate peak area calculations in nuclear measurements.", "positive": "An analysis of peaks from the data indicated specific energies at which significant counts were detected, vital for understanding the source of the radiation.", "negative": "Nuclear power plants require regular maintenance to ensure operational safety and efficiency in energy production."}
{"query": "HSS categorization process in nuclear licensing", "positive": "SSC Categorization\n      - HSS\n        - Section 10.1\n        - All Components in Pathway HSS", "negative": "- Confirm:\n  - Section 5\n  - Section 6\n  - Section 8 (in PRA)\n  - Section 9"}
{"query": "what are extravasations in nuclear medicine", "positive": "For those that routinely extravasate, process improvements will be made, and then reporting burden will be minimal for them as well.", "negative": "The nuclear medicine community has been against regulatory reporting since the late 1970s."}
{"query": "The safety of nearby residents is a primary concern when considering operational changes at nuclear plants.", "positive": "It is critical that you support the Mark Leyse petition (PRM-50-93) and proceed to rescind the \"power uprate\" procedures of the Nuclear Industry, Nation wide.", "negative": "My son and his family live next to Diablo Canyon Plant at Avila Bay, CA, which is built on an earthquake fault."}
{"query": "What are the responsibilities of a Vice President Engineering in a nuclear operating corporation?", "positive": "Michael T. Boyce, of lawful age, being first duly sworn upon oath says that he is Vice President Engineering of Wolf Creek Nuclear Operating Corporation; that he has read the foregoing document and knows the contents thereof; that he has executed the same for and on behalf of said Corporation with full power and authority to do so; and that the facts therein stated are true and correct to the best of his knowledge, information and belief.", "negative": "SUBSCRIBED and sworn to before me this 11 day of September, 2024."}
{"query": "The NRC mandates the evaluation of physical inspections of structural components to ensure their integrity.", "positive": "The inspection results showed that no indication of cracking or damage was found during the evaluation of Bolts 25-48 and the Center 1/3rd of Shroud Head/Separators.", "negative": "The report also discusses the installation of new control systems and their expected impact on reactor efficiency."}
{"query": "chemical injection method", "positive": "Licensees should provide the one-hour settled volume (e.g., 80 ml of 100 ml solution remained cloudy) for precipitate prepared with the same sequence as with the plant-specific, in-situ chemical injection.", "negative": "The direct chemical injection method was not used in head loss testing for Wolf Creek. See Figure 3.0.2-1."}
{"query": "The regulatory amendment process requires licensees to submit detailed changes for review.", "positive": "Replace the following page of Renewed Facility Operating License No. R-110 with the revised page. The revised page is identified by amendment number and contains a marginal line indicating the area of change.", "negative": "The AGN-201M Research Reactor is a pool-type reactor designed for educational and research purposes."}
{"query": "What is the significance of activity measurement in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| CS137                | 100                   | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "Isolation Condenser System components", "positive": "The Isolation Condenser System includes various components such as bolting, flexible connections, heat exchangers, piping elements, and tanks, which are subject to aging management review to ensure their intended functions are maintained over time.", "negative": "The tanks for storing diesel oil, such as the Diesel Oil Day Tank, play a critical role in maintaining pressure boundaries within the system but do not directly contribute to the isolation condenser's heat transfer capabilities."}
{"query": "What is K IC in the context of fracture toughness?", "positive": "K IC (ksi/in) is a critical stress intensity factor used to characterize the fracture toughness of a material; it indicates the ability of a material to resist crack propagation under stress.", "negative": "The Curve 1 and Curve 2 equations represent energy absorption values for various conditions, highlighting the relationship between stress and material behavior."}
{"query": "The NRC identifies Salem as a site where unique seismic insights related to seismic correlated failures must be taken into account when categorizing safety systems.", "positive": "The NRC concluded that the methodology used by PSEG in determining the GMRS was acceptable and that the GMRS determined by PSEG adequately characterizes the reevaluated hazard for the Salem site.", "negative": "The Salem SSE and GMRS curves from Reference [26] are shown in Figure A4-11."}
{"query": "The NRC mandates licensees to follow specific regulatory requirements to ensure safety and compliance.", "positive": "An environmental assessment for this action was not required, since this action is categorically excluded under 10 CFR 51.22(c)(14).", "negative": "You will be periodically inspected by the NRC."}
{"query": "What is the ARITA Technical Review in nuclear regulatory contexts?", "positive": "The ARITA Technical Review (ATR) is a comprehensive assessment by the NRC to evaluate the safety and regulatory compliance of advanced reactor designs during their licensing process.", "negative": "The Microsoft Teams meeting link provides an easy way for participants to join the session remotely, enabling flexible attendance options."}
{"query": "What is a steam generator and its role in nuclear reactors?", "positive": "A steam generator is a heat exchanger that is used to convert water into steam in a nuclear reactor system, playing a critical role in the generation of electricity by powering the turbines.", "negative": "The NRC conducts regular assessments to ensure compliance with safety regulations and evaluates the performance of the regulatory framework."}
{"query": "BWR steam dryer replacement", "positive": "Replacement Steam Dryers (RSD) designed and manufactured by GE-Hitachi Nuclear Energy with a design life of 40 years were installed in Unit 3 during Unit 3 Refueling Outage 18 (U3R18) in the Spring of 2018, in Unit 1 during Unit 1 Refueling Outage 12 (U1R12) in the Fall of 2018, and in Unit 2 during Unit 2 Refueling Outage 20 (U2R20) in the Spring of 2019 in preparation for Extended Power Uprate implementation during each unit's subsequent operating cycle.", "negative": "Inspections and evaluations are performed in accordance with BWRVIP-41-R4-A and BWRVIP-138-R1-A. The repair design criteria in BWRVIP-51-A would be used in preparing a repair plan for jet pump components."}
{"query": "The regulatory framework necessitates that design of the canister handling facility must consider multiple environmental load combinations.", "positive": "All primary load bearing members must satisfy Level A stress limits.", "negative": "Tornado wind load for the CHF site is categorized under Level D conditions."}
{"query": "What are the implications of inadequate core cooling in nuclear reactors?", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to inadequate core cooling: Loss of coolant accident, Loss of secondary heat sink, and Loss of passive residual heat removal system.", "negative": "The contents of the reactor building shall be examined and, as necessary, changed to ensure that all structures, systems, and components meet the standards for safety and operational performance."}
{"query": "What is the impact of RCP seal LOCAs on reactor safety?", "positive": "The assumed timing and magnitude of RCP seal LOCAs giving a loss of seal cooling can have a substantial influence on the risk profile.", "negative": "SBO events are important contributors to baseline core damage frequency (CDF) at nearly every U.S. nuclear power plant."}
{"query": "What is the significance of ICCA spacing in damaged packages?", "positive": "For these cases, the nominal 11.75\u201d (29.8450 cm) center-to-center ICCA spacing is uniformly reduced by 1/8\u201d (0.3175 cm) increments to 11.25\u201d (28.575 cm) to quantify the effect (if any) on ICCA spacing within the damaged package.", "negative": "The following 2D images are provided to clarify the damaged package array model constructs and associated sensitivity studies."}
{"query": "The NRC emphasizes the importance of modeling assumptions in dose criterion calculations, particularly regarding acceptable public exposure risk.", "positive": "Clarity is needed on the modeling assumptions, which heavily influence dose criterion calculations, including consideration with respect to the realistic exposure risk to the public that would be acceptable to the NRC.", "negative": "For sites where the EPZ coincides with the site boundary, the EAB, LPZ, PDD & PCD could all be set to the site boundary."}
{"query": "safety analysis methodology for Xe-100 reactor", "positive": "The examples of Xe-100 safety analysis methodology in this report\u2019s appendices were focused on a full power nominal operating state.", "negative": "The steady-state mass and heat balance are developed by Xe-100 Design and reported in the Xe-100 Heat and Mass Balance Report, pending design finalization."}
{"query": "The NRC has established guidelines for managing aging effects that can lead to equipment failures within reactors.", "positive": "Dissimilar metal welds (DMWs) exposed to an uncontrolled air environment. Cracking due to stress corrosion cracking (SCC) is an applicable aging effect for these materials when exposed to temperatures in excess of 140\u00b0F.", "negative": "Connection of stainless steel components to the steel drywell or torus involve DMWs."}
{"query": "control room dose regulations", "positive": "MEMBER KIRCHNER: Ron, I have one. For the people working on control room dose, I really commend you to -- first as Dennis pointed out, a larger summary of his excellent from our December presentation.", "negative": "As far as the meeting -- full committee meeting, staff floated this true best estimate wording and if they want to, that might be a good thing for them to expand on and be a little more specific, if they can."}
{"query": "The audits of supplier quality assurance programs commence every three years and may be adjusted based on changes in procurement scope.", "positive": "Supplier quality assurance programs are audited on a triennial basis starting with the year that the first audit occurs, and if the procurement scope significantly changes from the originally audited scope.", "negative": "Continued use of suppliers that have exceeded the time period for audits or surveys due to exigent conditions is allowed, if the following conditions are met:"}
{"query": "What tools and guidance are necessary for NRC staff to ensure safety in regulations?", "positive": "We need to step back. Instead of looking at all these legal theories, look at what we are doing. Does it make sense? It can make sense if it's done right. But if we don't give the NRC staff the tools and the guidance that they need, how do we know it's going to be done right?", "negative": "CHAIR KRAUSE: All right. Thank you all for your presentations today. Your responses to our questions will help us in making our decisions on the hearing requests. I'm also grateful for your understanding of our change in plans due to the snow. We did receive snow last night and this morning."}
{"query": "What is the significance of an ICN in nuclear regulatory filings?", "positive": "The ITAAC Notification (ICN) is a communication to the NRC, detailing the status of specific construction inspections or tests that demonstrate compliance with the design and licensing requirements.", "negative": "The NRC conducts regular inspections to ensure that nuclear facilities operate safely and in accordance with regulatory standards, focusing on areas such as radiation protection and emergency preparedness."}
{"query": "The facility authorized for the safekeeping of spent fuel within NAC-MPC SYSTEMs is known as an independent spent fuel storage installation (ISFSI).", "positive": "INDEPENDENT SPENT FUEL STORAGE INSTALLATION (ISFSI) The facility within the perimeter fence licensed for storage of spent fuel within NAC-MPC SYSTEMs (see also 10 CFR 72.3).", "negative": "A handling container for moving up to 60 individual INTACT FUEL RODS or DAMAGED FUEL RODS in stainless steel tubes into a CY-MPC DAMAGED FUEL CAN."}
{"query": "The NRC regulations stipulate procedures for changes in control of licensed materials.", "positive": "Per 10 CFR 30.34 (b), I am writing to provide notice of a possible change of control of our NRC Materials License.", "negative": "The Hospital will remain the licensee. There will be no change to the Hospital\u2019s name, mailing address or contact information, including phone numbers."}
{"query": "How does the NRC regulate information requests for nuclear facility licensing?", "positive": "Procedures for NRC information requests directed to production and utilization facility licensees appear in 10 CFR 50.54(f).", "negative": "The Regulatory Flexibility Act requires Federal agencies to prepare a regulatory flexibility analysis, to be made available for public comment, if a proposed rule will have a significant economic impact on a substantial number of small entities."}
{"query": "The NRC plans to conduct a meeting dedicated to discussing the environmental assessment and finding of no significant impact with Tribal representatives.", "positive": "If it is determined that a final EA and final FONSI should be issued, it is expected that they would be published in June 2025.", "negative": "This meeting will not be recorded or transcribed."}
{"query": "What are the surveillance requirements for auxiliary spray and purification line isolation valves?", "positive": "This SR demonstrates that the auxiliary spray and purification line isolation valves actuate to the isolation position in response to an actual or simulated actuation signal.", "negative": "The Frequency of 24 months is based on the need to perform this surveillance during periods in which the plant is shutdown for refueling to prevent any upsets of plant operation."}
{"query": "Licensees must ensure that all safety systems are properly designed and tested before operation.", "positive": "Before granting a nuclear license, the NRC requires a comprehensive evaluation of the proposed facility's compliance with safety regulations.", "negative": "The report detailed the progress of construction on the new fuel storage facility, emphasizing the importance of adhering to local building codes."}
{"query": "The measurement of core heat flux is essential for evaluating reactor performance during transient conditions.", "positive": "Core heat flux indicates the fraction of the nominal heat value generated in the reactor core, measured over time.", "negative": "The steam flow measurement in a nuclear plant reflects the fraction of nominal values recorded for the low-pressure systems during operation."}
{"query": "competency evaluation in nuclear regulation", "positive": "Includes TS compliance for an RO.", "negative": "The applicants' license type and enter one or more event numbers that will allow the examiners to evaluate every applicable competency for every applicant."}
{"query": "The licensing process involves thorough evaluations to ensure compliance with safety standards.", "positive": "The NRC reviews applications for obtaining a nuclear reactor license to ensure that all safety and regulatory requirements are met before the facility becomes operational.", "negative": "To monitor the environmental impact of the reactor, continuous assessments are conducted to evaluate the effects on local wildlife."}
{"query": "What are the specific testing conditions required for conducting a toxicity test?", "positive": "Test conditions must include the method utilized, end points of the test, and any deviations from the referenced method along with the reasons for such deviations.", "negative": "Effluent samples include details about the sampling point, collection dates, collection method, and the physical and chemical data of undiluted effluent samples."}
{"query": "The sump pump system includes components that must be regularly tested to ensure they function correctly during an emergency.", "positive": "The Diesel Generator Room Sump Pump System is designed to remove leakage and equipment drains in the Diesel Building and to protect the diesel generators from flooding due to a nuclear service water pipe rupture in the adjacent diesel room acting simultaneously with a turbine building flood.", "negative": "Visual inspections by station personnel are performed on a scheduled basis."}
{"query": "The inspectors assessed the readiness of crucial systems to withstand severe weather conditions during hurricane preparations.", "positive": "The inspectors evaluated the adequacy of the overall preparations to protect risk significant systems from impending severe weather, Hurricane Milton, on October 8 and 9, 2024.", "negative": "On November 15, the unit was shut down due to a manual reactor trip as a result of three dropped control rods during rod control maintenance."}
{"query": "What is the process for local leak rate testing of a primary containment isolation valve?", "positive": "Local leak rate testing of primary containment isolation valve 2VQ005B, as documented in WO 5053661 during the week ending October 12, 2024.", "negative": "The inspectors evaluated the following submitted Emergency Action Level and Emergency Plan changes."}
{"query": "nuclear licensing processes", "positive": "The nuclear licensing process involves several phases, including pre-application consultation, application review, and ultimately, evaluation by the regulatory authority to ensure safety and compliance with established standards.", "negative": "The cooling system in nuclear reactors is designed to efficiently transfer heat away from the reactor core, but the specifics of its operation can vary significantly between different reactor designs."}
{"query": "The NRC evaluates the limits of enthalpy rise in advanced nuclear fuel systems.", "positive": "Enthalpy Rise Limits for M5 Fuel Based on Excess Hydrogen are specified to ensure that safety margins are maintained during reactor operations.", "negative": "Transient core power is measured to assess the performance of the reactor under different operational conditions."}
{"query": "What is the significance of the source term in nuclear reactor safety analysis?", "positive": "More recent source term information indicates that the timing from dominant severe accident sequences, as quantified in the state-of-the-art reactor consequence analysis (NRC 2012-TN3092), is much later than the analysis forming the basis of the 1996 LR GEIS.", "negative": "Operating at a higher reactor power level results in a larger fission product radionuclide inventory in the core than if the reactor were operating at a lower power level."}
{"query": "aging management program", "positive": "The Open Cycle Cooling Water System (B.2.1.11) program will be used to manage the aging effects applicable to this component type, material and environment combination.", "negative": "The review of 10-years of plant specific operating experience has not identified cracking in copper alloy with 15% zinc or more in air environments due to potential exposure to ammonia or ammonium compounds."}
{"query": "What are the concentrations of various radionuclides in characterization samples?", "positive": "| Radionuclide          | I-3   | C-14  | Fe-55 | Ni-59  | Ni-63  | Nb-94  | Tc-99  | Pa-137 | Pa-147 | Eu-152 | Eu-154 | Eu-155 | Np-237 | Pu-238 | Pu-239/240 | Am-241 | Am-243 | Cm-244/243 |\n|----------------------|-------|-------|-------|--------|--------|--------|--------|--------|--------|--------|--------|--------|--------|--------|------------|--------|--------|-------------|\n| L201101-CL-GS-001-SM | 0.096 | 0.011 | 0.137 |        |        |        |        | 0.041  | 0.098  | 0.033  |        |        |        |        |        |            |        |        |             |", "negative": "**Note:** Bold values indicate concentration greater than MDC. Unbolded values indicate the MDC value. All values in pCi/kg. Blank cells indicate that a particular radionuclide was not included in the analysis."}
{"query": "Has your agency received comments on this regulatory rule?", "positive": "With respect to this rule, did your agency solicit public comments? Yes \u2610 No \u2610 N/A \u2610", "negative": "The regulation identifier number or other unique identifier is essential for tracking and compliance."}
{"query": "What is the role of the Chief Nuclear Officer in a company?", "positive": "The Chief Nuclear Officer oversees all activities related to nuclear operations and ensures compliance with regulatory requirements.", "negative": "The Executive Vice President of Finance manages the financial strategy and planning of the company, focusing on budgeting and investment."}
{"query": "CUP operational environmental monitoring", "positive": "Table 6.1-1 summarizes the CUP Operational Environmental Monitoring activities, which include systematic data collection and analysis to ensure compliance with environmental regulations and standards.", "negative": "Table 3.10.4 compares the income and poverty status in 2023 between McKinley County and the State of New Mexico, illustrating socioeconomic variations across regions."}
{"query": "emergency communication systems at River Bend Station", "positive": "These systems will be used in the event of an emergency at River Bend Station (RBS) as the communications links between RBS, State agencies, the Parish dispatch point and the Parish EOC. To ensure these systems are operational, should an emergency occur at RBS, portions of these systems will be tested on a regular basis.", "negative": "Revisions to the Emergency Resources Databook may be covered at the next Parish training for EOC staff or individually as the case warrants."}
{"query": "What is an Audit Plan in nuclear licensing?", "positive": "An Audit Plan outlines the objectives and scope of an audit related to regulatory compliance and operational safety assessments for nuclear facilities.", "negative": "The project manager oversees the licensing activity for the reactor and ensures all documentation is accurate and submitted in a timely manner."}
{"query": "The RBCLC Pump A requires proper tagging of its suction isolation valve position to ensure safety during operations.", "positive": "Identifies RBCLC Pump A suction isolation valve (15RBC-40A) should be tagged in the closed position.", "negative": "The team must verify the operational parameters of the backup generator before proceeding with the maintenance check."}
{"query": "Replacement steam generators are built to comply with specific ASME Code sections governing their performance under faulted conditions.", "positive": "Babcock and Wilcox replacement steam generators are designed to the requirements of Section III of the ASME Code for faulted conditions.", "negative": "Testing of components is crucial to ensure safety and operational efficiency in nuclear facilities."}
{"query": "ASME Section XI inspections", "positive": "A detailed schedule (including preliminary dates) of: 1.1 Nondestructive examinations planned for ASME Code Class Components performed as part of your ASME Section XI, risk informed (if applicable), and augmented inservice inspection programs during the upcoming outage.", "negative": "It is important that all of these documents are up to date and complete in order to minimize the number of additional documents requested during the preparation and/or the inspection."}
{"query": "What are the requirements for a licensing application in nuclear regulation?", "positive": "The NRC requires that all license applications include detailed safety analysis reports that assess the potential risks associated with the operation of the reactor.", "negative": "The latest updates on technology trends have shown significant advancements in artificial intelligence and machine learning capabilities, impacting various industries."}
{"query": "Endangered Species Act requirements for nuclear power plants", "positive": "Consultation with the U.S. Fish and Wildlife Service under Endangered Species Act Section 7(a)(2) would be required if license renewal may affect listed species or critical habitats under this agency\u2019s jurisdiction.", "negative": "The NRC considered the potential effects of particular concern for listed terrestrial species, including habitat loss, degradation, disturbance, or fragmentation resulting from construction, refurbishment, or other site activities (including site maintenance and infrastructure repairs); noise and vibration and general human disturbance; and mortality or injury from collisions with plant structures and vehicles."}
{"query": "MRP-227 technical approval process", "positive": "The revised versions of Primary Items B16 and B17 allow for alternate aging management disposition of the Primary category component type by supplemental analysis (for NRC approval) in lieu of inspection.", "negative": "Based on the staff's acceptance of MRP-227, Revision 2, criteria changes to Items B20 and B20.1 \u2013 B20.6 (as identified and made in EPRI letter MRP 2024-013), the issues in RAI MRP-227-B&W-3 and RAI 3 are resolved."}
{"query": "What is the significance of monitoring SO\u2082 levels in regulatory filings?", "positive": "The provided data table summarizes the daily high 1-hour SO\u2082 monitoring results at the USBR Shiprock Substation, indicating varying levels of sulfur dioxide emissions over the years against the National Ambient Air Quality Standards (NAAQS).", "negative": "The reactor system's efficiency is assessed through several performance indicators, including thermal efficiency and fuel utilization metrics."}
{"query": "What is the State Preparedness Network Radio System?", "positive": "The State Preparedness Network Radio System serves as the backup communications system to the RBS Internet-based Electronic Notifications and State and Local Hotline.", "negative": "Fixed, mobile and hand-held radios operating on law enforcement and fire/rescue frequencies provide for communication means between the Parish EOC and representatives from the following organizations:"}
{"query": "The NRC mandates that operators maintain comprehensive records related to changes in reactor operation.", "positive": "The regulatory process for nuclear licensing involves submitting detailed documentation to the NRC, demonstrating compliance with safety standards and operational procedures.", "negative": "The revision history included in the first page was necessary for clarity on the simulator setup and other administrative details."}
{"query": "The NUREG-1903 analysis results can be applied directly if certain conditions are fulfilled.", "positive": "If the limiting location is part of the existing inservice inspection program, the approach is greatly simplified. As shown on the leftside branch of the slide, the only remaining step is to check whether the limiting location meets the requirements of the ASME Section XI IWB-3500 or 3600. If these requirements are met, then NUREG-1903 results are directly applicable to the limiting location of interest, and no new analyses are required.", "negative": "So, again, for each of the limiting locations there are two possible options or pathways available to demonstrate the applicability of the NUREG-1903 analysis results."}
{"query": "RPV blowdown procedure", "positive": "RPV blowdown refers to the controlled release of coolant from the reactor pressure vessel to reduce pressure and allow for safe operation under emergency conditions.", "negative": "The total number of malfunctions recorded during the assessment period was 7, with 2 occurring after the emergency operating procedures were initiated."}
{"query": "The design and testing of air handling units are critical for ensuring that they meet specified cooling capacity requirements under both normal and accident conditions.", "positive": "The gross cooling capacity of each AHU package is 30,000 Btu/hr with the plenum air entering at 19\u00b0F maximum and cooled by the AHU to 10\u00b0F nominal.", "negative": "In order to limit seismically induced loads the AHU and supports are designed to have a natural frequency in excess of 20 Hz."}
{"query": "The NRC evaluates nuclide confidence for regulatory compliance in safety assessments.", "positive": "The nuclide confidence index threshold is set at 0.30, meaning that any nuclide with a confidence value below this threshold is not considered reliable for regulatory purposes.", "negative": "Errors quoted at 2.00 sigma provide an indication of the reliability of the reported measurements."}
{"query": "What are the materials used in the Open Cycle Cooling Water System?", "positive": "The materials of construction for the Open Cycle Cooling Water System components are: Aluminum Alloy, Carbon and Low Alloy Steel Bolting, Carbon Fiber Reinforced Polymer, Carbon Steel, Cast Iron, Copper Alloy with 15% Zinc or More, Copper Alloy with less than 15% Zinc, Elastomer, Galvanized Steel, Glass, Polymer, Stainless Steel.", "negative": "The following aging management programs manage the aging effects for the Off Gas System components: Bolting Integrity (B.2.1.10), External Surfaces Monitoring of Mechanical Components (B.2.1.23), One-Time Inspection (B.2.1.20), Water Chemistry (B.2.1.2)."}
{"query": "What is the importance of simulator setup in nuclear training?", "positive": "This is a NEW JPM. Added revision history and simulator setup pages.", "negative": "Editorial comments from IP 711111.11 FASA."}
{"query": "What is the significance of the reactor containment structure in nuclear safety?", "positive": "The containment structure is designed to prevent the release of radioactive material to the environment in the event of a loss of coolant accident or other safety-related incident.", "negative": "The operators initiated a routine inspection of the cooling systems to ensure optimal performance during normal operations."}
{"query": "What is the ARITA methodology used for in nuclear reactor analysis?", "positive": "ARITA is Framatome's next-generation multi-physics, multi-code methodology for the analysis of PWR non-LOCA events in Chapter 15 of the SRP (except for the Control Rod Ejection event) using a statistical approach.", "negative": "The NRC prepares draft safety evaluations (SE) as part of the regulatory process to ensure compliance with safety standards."}
{"query": "What is the role of manual trip switches in Engineered Safety Feature Actuation Systems?", "positive": "The ESFAS manual initiation switches provide the operator with the capability to actuate ESFAS functions from the control room in the absence of any other initiation condition.", "negative": "Two ECCS subsystems shall be operable."}
{"query": "The licensing process mandates that all essential safety measures are duly documented by the nuclear facility.", "positive": "The regulatory framework ensures that nuclear licensees maintain documentation of their compliance with safety standards.", "negative": "Nuclear power plants are designed to withstand extreme weather events and seismic activity, ensuring the structural integrity of the facility."}
{"query": "Nusselt number correlation", "positive": "The Gnielinski Nusselt number is 6% accurate for the lower Prandtl range and 10% for the higher Prandtl range. The friction factor used in this correlation is the Fanning friction factor and it is recommended that Eq. (173) be used to calculate it.", "negative": "The Blasius Friction Factor Correlation for Circular Pipes simplifies the calculation of the friction factor as it provides a direct relationship with the Reynolds number for varying flow conditions."}
{"query": "The NRC is evaluating siting and safety requirements concerning the environmental impacts of nuclear facility locations.", "positive": "NRC already looking closely at Environmental Requirements for Siting and Safety Siting Requirements", "negative": "Brownfield sites are already impacted and site reuse may be environmentally preferable to additional land disturbance."}
{"query": "PCT elevation measurement", "positive": "The PCT elevation is set at 7.25 FT, which is crucial for understanding the system's hydraulic performance under various conditions.", "negative": "The mass flux is measured in lbm/s\u00b7ft\u00b2, and this parameter is essential for evaluating flow characteristics in thermal-hydraulic analyses."}
{"query": "The flow of coolant during a reflood operation is critical for maintaining safety standards.", "positive": "Mass Flow Rate (lbm/s) values during the reflood process are essential for ensuring proper cooling of the reactor.", "negative": "The temperatures recorded in various reactor components are crucial for maintaining operational efficiency."}
{"query": "What measures are in place to ensure that the fire barrier functions correctly during extended operation?", "positive": "SLRA Tables 3.5.2-1, 3.5.2-2, 3.5.2-6, 3.5.2-7, 3.5.2-12, 3.5.2-13, and 3.5.2-20 include steel elements with a fire barrier intended function, however, the Fire Protection program is not credited to manage the aging effects for these steel elements.", "negative": "SLRA Tables 2.4.1-14 and 3.5.2-14 include fireproofing and fire barriers with intended functions other than fire barrier, including enclosure protection, flood barrier, and pressure boundary."}
{"query": "Fire PRA model uncertainty", "positive": "The purpose of the following discussion is to address the epistemic uncertainty in the DNPS Fire PRA (FPRA). The FPRA model includes various sources of uncertainty that exist because there is both inherent randomness in elements that comprise the FPRA, and because the state of knowledge in these elements continues to evolve.", "negative": "A detailed evaluation of assumptions and sources of uncertainty for the IE PRA Model is included in Reference [6]. The summary evaluation of those IE PRA assumptions and sources of uncertainty determined to be \"key\" for this application are shown in Section 5."}
{"query": "What is the significance of kinetic impact energy absorption in nuclear safety?", "positive": "Table 2.10.2-3 presents the Percentage of Total Kinetic Impact Energy Absorbed for various materials used in the OCA structure, including polyurethane foam and ceramic fiber board, critical for assessing the safety performance during impact events.", "negative": "The various compressive foam strengths listed provide a comparison of different material types under standard test conditions, although they do not specifically address the applications within nuclear regulatory contexts."}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) is reported in pCi/grams for various isotopes and represents the minimum levels of activity that can be measured within a sample.", "negative": "Peak Locate Performed on: 12/7/2017 8:40:53 PM, indicates the specific time when the analysis was conducted for various energy peaks detected from the samples."}
{"query": "nuclear offgas system", "positive": "Offgas System     | 0.0  | 0.0      | 0.0      | 0.0      | 0.0      | 0.0      | 0.0      | 0.0      | 0.0      |", "negative": "The Turbine Building is an essential structure where the turbine generator and associated systems are located."}
{"query": "What is the purpose of a containment system in nuclear reactors?", "positive": "A containment system is designed to prevent the release of radioactive materials to the environment in the event of a reactor accident.", "negative": "The reactor's core is composed of fuel elements that provide the necessary nuclear reactions for energy production."}
{"query": "What is an audit plan in the context of nuclear licensing?", "positive": "Audit plans are essential documents that outline the objectives, scope, methodology, and criteria for audits conducted on nuclear facilities to ensure compliance with regulatory standards.", "negative": "The Office of Nuclear Reactor Regulation oversees the licensing and inspection of reactors to ensure public safety and environmental protection."}
{"query": "final license applications", "positive": "Final license applications, including any waiver/excusal requests, due and Form 2.2-1 prepared (ES-2.2 C and E).", "negative": "Examination preparatory week conducted by the NRC and the facility licensee (I)."}
{"query": "What does the NRC require for reevaluating flooding hazards?", "positive": "The NRC requested that licensees \u2018reevaluate the flooding hazards at their sites against present-day regulatory guidance and methodologies being used for early site permits and combined license reviews.\u2019", "negative": "The NTTF reported a set of recommendations that were intended to clarify and strengthen the regulatory framework for protection against natural phenomena."}
{"query": "aging management programs for electrical components", "positive": "A plant-specific aging management program is to be evaluated", "negative": "The plant-specific AMP used to manage loss of material and increased resistance of connection is the DCPP Transmission Conductor and Connections, Switchyard Bus and Connections, and High-Voltage Insulators AMP (B.2.3.42). See further evaluation in Section 3.6.2.2.3."}
{"query": "What are the average discharge temperatures at the Monticello Nuclear Generating Plant?", "positive": "The average discharge temperatures at MNGP are reported to be between 50\u00b0F and 56\u00b0F, which is critical for assessing thermal impacts on local aquatic ecosystems.", "negative": "Historic seismic events between 1970\u20132021 indicate the Monticello Nuclear Generating Plant is located in an area that has experienced various levels of seismic activity, impacting emergency planning."}
{"query": "registration of nuclear devices", "positive": "Our records indicate that you have these devices. Please update the Information as necessary.", "negative": "Distributor/Distributed By: VEGA Americas, Inc."}
{"query": "Plume Exposure Pathway", "positive": "The Plume Exposure Pathway (10 mile) EPZ is also partitioned into 16 sectors A through R with each sector with 22.5 degrees.", "negative": "Protective action recommendations are issued by River Bend Station (RBS) directly to the Parishes and State agencies concurrently, but the State may separately agree or disagree with the recommendation issued by RBS."}
{"query": "What are the required safety systems for nuclear reactor operation?", "positive": "The safety systems for nuclear reactors include the Emergency Core Cooling System (ECCS), which is designed to provide cooling to the reactor core in the event of a loss-of-coolant accident (LOCA).", "negative": "The analysis of operational data is critical for ensuring efficient reactor performance and conducting maintenance."}
{"query": "nuclear power plant safety analysis", "positive": "The purpose of a safety analysis is to evaluate the potential risks and impacts of design and operational changes at the nuclear power plant to ensure compliance with safety regulations.", "negative": "The reactor core consists of fuel assemblies that produce heat through nuclear fission, which is then used to generate steam for electricity production."}
{"query": "nuclear licensing requirements", "positive": "The licensing process for a nuclear facility is governed by a series of regulations aimed at ensuring public safety and environmental protection as stipulated by the Nuclear Regulatory Commission.", "negative": "Capital expenditures for the project are being evaluated based on current market conditions as well as long-term growth projections."}
{"query": "What is included in a nuclear reactor's licensing documentation?", "positive": "Docket No. 05000483, License No. NPF-30, signifies the official regulatory documentation associated with the operational license of the reactor, which includes various safety assessments and regulatory compliance information.", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "What is the importance of understanding the worth of control rods and their relation to reactor operation?", "positive": "Define control rod worth, differential control rod worth, and integral control rod worth  3.1", "negative": "State the purpose of rod sequencing and overlap 3.0"}
{"query": "The NRC has evaluated the findings from the radiological surveys conducted at the Menlo Park site, which are crucial for determining safety compliance.", "positive": "The NRC staff reviewed the four final status survey reports and compared the information provided in the reports to several NRC guidance documents.", "negative": "The memorandum discusses formal correspondence between the NRC and licensees regarding various compliance matters."}
{"query": "reactor vessel integrity", "positive": "Integrity/Safety Function develops (magenta path on F-0.4 RCS Integrity) by completing the following: Events which lead to a relatively rapid and severe reactor vessel downcomer cooldown can result in a thermal shock to the vessel that may lead to a small flaw, which may already exist in the vessel wall, growing into a larger crack.", "negative": "Isolate feedwater by ensuring closed: LCV-107 (TDAFW Level Control Valve)"}
{"query": "jurisdictional status in nuclear licensing", "positive": "Applicants are responsible for determining, in advance, the jurisdictional status of the specific areas where they plan to conduct licensed operations.", "negative": "Once on the Web site, use the link for \u201cNMSS Procedures\u201d in the left-hand column under \u201cResources & Tools.\u201d"}
{"query": "The NRC sets specific requirements for the content and characteristics of PWR fuel assemblies, including enrichment and decay heat.", "positive": "1. **Uranium PWR UNDAMAGED FUEL ASSEMBLIES** listed in Tables B2-2 and B2-3 and meeting the following specifications:", "negative": "Up to 37 PWR UNDAMAGED SNF ASSEMBLIES as shown in Figure B2-1. For a TSC that is less than fully loaded, empty fuel storage locations shall begin with location No. 19 (refer to Figure B2-1), followed by location Nos. 18, 20, 12, 26, 11, 27, 13, 25 and continuing outward, as required, in an approximately symmetric pattern."}
{"query": "The NRC reviews demographic data to assess the impacts on minority groups residing within a specific radius from nuclear facilities.", "positive": "According to the CEQ definition, a minority population exists if the percentage of the minority population of an area (e.g., census block group) exceeds 50 percent or is meaningfully greater than the minority population percentage in the general population.", "negative": "The analysis shows that the majority of block groups within the radius are not classified as minority populations."}
{"query": "What are the enrichment limits for BWR assembly loading?", "positive": "Outer Assembly Enrichment Limit (wt % 235U) is set at 4.6%, 4.7%, and 4.8% for different assembly types as outlined in the criteria.", "negative": "Certificate of Compliance No. 1031 is crucial for documenting compliance with regulatory requirements and ensuring safety standards are met."}
{"query": "The NRC's review process for radiation safety assessments is crucial for maintaining operational standards.", "positive": "The Electric Power Research Institute (EPRI) has developed a performance prediction methodology for motor-operated valves (MOVs) which is essential for ensuring their operational reliability in nuclear plants.", "negative": "The official record copy is maintained for regulatory compliance and can be requested through the NRC's document control center."}
{"query": "What is the upper growth rate for steam generators in nuclear reactors?", "positive": "The upper 5% of Growth/EFPY for SG-A, SG-B, and SG-C are compared in Figures 3-9, 3-10, and 3-11 to analyze their performance over time.", "negative": "The bounding growth curve provides a statistical representation of the expected variations in growth across different operating conditions."}
{"query": "The NRC has specific guidelines regarding environmental evaluations during the licensing process.", "positive": "The Nuclear Regulatory Commission (NRC) requires that environmental reviews are completed as part of the licensing process for new nuclear power plants.", "negative": "The soil sampling for Boring 11 indicates a depth of 10-15 feet below ground surface."}
{"query": "What does ICCDP mean in the context of nuclear risk assessment?", "positive": "**Incremental core damage probability (ICCDP)** for the additional 28 hours is below 5E-07 at 3.0E-07. This includes increase attributable to full power internal events (FPIE) and internal fire (FPRA).", "negative": "8. Confirm that the facility organization that normally reviews safety issues has reviewed and approved this request and that a written NOED request will be submitted within two working days, excluding licensee holidays, of the NRC staff\u2019s decision regarding the NOED."}
{"query": "What is the significance of Probabilistic Risk Assessment in nuclear safety?", "positive": "Probabilistic Risk Assessment (PRA) is a systematic methodology to evaluate risks associated with nuclear reactor operations and design, providing insights into potential failures and their consequences.", "negative": "The report describes various fiscal year operational experiences of different reactor systems, including maintenance schedules and compliance inspections, which do not pertain directly to risk assessment methodologies."}
{"query": "soil classification decision rules", "positive": "The decision rule addressing PSQ2 is stated as: If soil concentrations indicate that a Class 2 or Class 3 should be reclassified to a higher classification, summarize confirmatory data for NRC\u2019s evaluation.", "negative": "The sixth step in the DQO process examines the consequences of making an incorrect decision and establishes bounds on decision errors."}
{"query": "What are the key aspects of nuclear safety regulatory processes?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) oversees the licensing and regulatory processes for nuclear facilities to ensure compliance with safety standards and environmental protection measures.", "negative": "The primary function of the Environmental Technical Review Branch 1 is to evaluate environmental impact assessments submitted by various industries."}
{"query": "What is the significance of maintaining a specific spent fuel pool level during reactor operations?", "positive": "RS2.1 Basis Level 3 corresponds to an indicated SFP level of 260.7 ft. which is the top of the SFP racks (ref. 2). (DRR 2345116)", "negative": "Is this activity Fully bounded by an NRC approved 10 CFR 50.90 submittal or Alert and Notification System Design Report?"}
{"query": "ECCS operability requirements", "positive": "During an event requiring ECCS actuation, a flow path is required to provide an abundant supply of water from the RWST to the RCS via the ECCS pumps and their respective supply headers to a minimum of two cold leg injection nozzles. In the long term, this flow path may be switched to take its supply from the containment sump and to deliver its flow to the RCS hot and cold legs.", "negative": "In MODES 5 and 6, plant conditions are such that the probability of an event requiring ECCS injection is extremely low."}
{"query": "Regulatory compliance for nuclear facilities involves stringent safety protocols to ensure public protection.", "positive": "The Nuclear Regulatory Commission (NRC) requires timely and accurate submissions from licensees to demonstrate compliance with applicable regulations and technical requirements.", "negative": "Installed in the reactor building, the containment structure is a critical barrier to prevent radioactive release and ensure operational integrity."}
{"query": "What is the function of the low-pressure safety injection system?", "positive": "The low-pressure safety injection system is designed to provide water to the reactor core in the event of a loss of coolant, ensuring that the core remains adequately cooled during emergency conditions.", "negative": "The pump system characteristics include specifications such as the flow rate, pressure ranges, and motor specifications that ensure efficient operation but do not specifically mention safety functions."}
{"query": "Changes made to reactor safety systems and components related to operational modifications are tracked under specific NRC provisions.", "positive": "Update includes removal of reactor trip on steam generator water-low coincident with steam flow/feedwater flow mismatch and addition of median signal selection circuitry to the feedwater control system.", "negative": "Update reflects the reinstallation of the valve internals on 1-RC-MOV-1595."}
{"query": "What is the role of the Accident Assessment Team in nuclear emergency response?", "positive": "The Accident Assessment Team includes various roles such as Accident Assessment Team Leader, Dose Assessor, and Reactor Core Analysis to ensure effective evaluation and response during nuclear incidents.", "negative": "The Corporate Emergency Response Center Organization outlines the structure and roles of various support managers and teams involved in emergency management and operational coordination."}
{"query": "What is the GALILEO methodology in nuclear safety?", "positive": "The NRC staff has reviewed the Framatome's best-estimate fuel performance code GALILEO, which models the thermal-mechanical behavior of fuel rods.", "negative": "The LTR has stated that the \"GALILEO methodology provides fuel rod temperatures that can be used to initialize the ECCS analysis."}
{"query": "The total precipitation accumulation at the measurement stations is crucial for understanding weather impacts.", "positive": "**ACCUMULATION** refers to the total amount of precipitation that falls within a specified period, which is essential for hydrological assessments and environmental monitoring.", "negative": "The table shows various hourly data points for each station, which helps in analyzing weather patterns over time."}
{"query": "Westinghouse AP300 reactor licensing process", "positive": "The Westinghouse AP300 is a small modular reactor design that is currently under development, aiming to provide safer and more efficient nuclear power generation.", "negative": "Public comments on the application must be submitted within 30 days of the license amendment notice for agencies to consider community concerns."}
{"query": "What is the significance of energy peaks in nuclear safety assessments?", "positive": "Energy peaks were identified at various levels, such as 77.31 keV for Peak F 1, which helps in determining the response and behavior of materials under radiation exposure.", "negative": "The distribution of subtracted area is crucial in analyzing background variations during the assessment process."}
{"query": "What are the surveillance requirements for channel calibration in nuclear facilities?", "positive": "Perform CHANNEL CALIBRATION. In accordance with the Surveillance Frequency Control Program.", "negative": "Neutron detectors are excluded from CHANNEL CALIBRATION."}
{"query": "What is an Evacuation Time Estimate (ETE) in the context of nuclear safety?", "positive": "The Seabrook Station site specific ETE report is documented in EP-SBK-143, SBK Evacuation Time Estimate Study.", "negative": "Incorporated either by reference or in their entirety in the emergency plan."}
{"query": "What do the Pasquill Stability Classes indicate in the context of nuclear safety?", "positive": "Percent Frequency of Occurrence by Stability Pasquill Stability Class indicates the distribution of atmospheric stability conditions at the site.", "negative": "Classes are as follows: Class A: Extremely unstable, Class B: Moderately unstable, Class C: Slightly unstable, Class D: Neutral, Class E: Slightly stable, Class F: Moderately stable, Class G: Extremely stable."}
{"query": "What is the procedure for evaluating the residual filterable solids in nuclear safety filings?", "positive": "Residue, Filterable (TDS) @ 180C is evaluated according to SM 2540 C-2011 standards, which provide guidelines for measuring total dissolved solids in water samples.", "negative": "The analysis for potassium dissolved in water follows EPA 200.7, where various samples are tested for concentration and recovery percentages."}
{"query": "What is a Seismic Probabilistic Risk Assessment (SPRA)?", "positive": "The staff\u2019s review concluded that the SPRA is of sufficient technical adequacy to support Phase 2 regulatory decision-making in accordance with the intent of the 50.54(f) letter.", "negative": "Probabilistic health consequences, such as population dose risk, are not available because this information was not requested in the response to NTTF Recommendation 2.1."}
{"query": "What is Polonium 210 and how is it measured in groundwater?", "positive": "Polonium 210, dissolved | 08/22/24 7:26  |                  | 2.6     | 8.3      | 9.6   | pCi/L  | *  | ang     |", "negative": "ACZ Laboratories, Inc. **2773 Downhill Drive** **Steamboat Springs, CO 80487** **(800) 334-5493**"}
{"query": "liquefaction evaluations", "positive": "The liquefaction assessment was made using a peak ground acceleration of 0.3g consistent with the value set forth in Regulatory Guide 1.60 (USAEC, 1973), which represents the peak acceptable value for the plant that form the basis of the Plant Parameter Envelope (see Section 1.4), and using a range of earthquake magnitudes (M = 5.5, 6.5, and 8) consistent with the range of source mechanisms potentially causing ground shaking at the EGC ESP Site.", "negative": "Normal design requirements preclude location of a critical structure on material that could liquefy."}
{"query": "The NRC is requesting feedback on the environmental impact report and the associated findings regarding cultural resources.", "positive": "The NRC staff\u2019s finding of Adverse Effect is integral to understanding the impact of regulatory actions on cultural resources.", "negative": "The enclosed documents include an APE map and various contacts from the environmental team regarding data submissions."}
{"query": "loss of material due to corrosion in nuclear systems", "positive": "The One-Time Inspection (B.2.1.20) and Water Chemistry (B.2.1.2) program will be used to manage loss of material of the carbon steel tanks exposed to treated water in the Condensate System, Feedwater System, and Main Turbine and Auxiliaries System.", "negative": "The One-Time Inspection (B.2.1.20) and Water Chemistry (B.2.1.2) program will be used to manage various types of material loss, which are critical for maintaining the integrity of nuclear systems."}
{"query": "nuclear dispersal modeling", "positive": "You can offer dispersal. But you've got to show us that as well.", "negative": "To see if there's a pathway to no burst as a criterion or whether the flexibility will need to be there."}
{"query": "The guidelines for assessing natural phenomena impacts on nuclear plant sites include considerations for flooding.", "positive": "U.S. Nuclear Regulatory Commission (NRC). 2011. NUREG/CR-7046, PNNL-20091, Design-Basis Flood Estimation for Site Characterization at Nuclear Power Plants in the United States of America. ML113211495, November 2011.", "negative": "Southern Nuclear Operating Company (2015), \"Joseph M. Farley Nuclear Plant, Units 1 & 2 Final Safety Analysis Report (FSAR),\" Rev 26."}
{"query": "What are the police services provided in the CUP project area?", "positive": "Police protection around the CUP is provided by the Navajo Nation Police Department and the McKinley County sheriff department.", "negative": "The treatment facility consists of one lagoon and is operating at full capacity."}
{"query": "Control Rod Drop Accident", "positive": "The primary consideration for the Control Rod Drop Accident (CRDA) is radiological release to the main control room and to the environment.", "negative": "This accident involves the postulation of a small steam or liquid line pipe break inside or outside primary containment but within a controlled release structure."}
{"query": "The NRC sets guidelines about the insertion of unirradiated fuel assemblies in fuel storage locations.", "positive": "Unenriched fuel assemblies and unirradiated (i.e., not inserted in-core) fuel assemblies are not authorized for loading.", "negative": "RCCs are restricted to fuel storage locations No. 11, 12, 13, 18, 19, 20, 25, 26 and 27 (Figure B2-1). Minimum RCC cool times are:"}
{"query": "What is the significance of nuclide confidence in nuclear measurements?", "positive": "Nuclide confidence index threshold = 0.30.", "negative": "Errors quoted at 2.000 sigma."}
{"query": "The accuracy of the random flow transmitter is adjusted based on the flow rate, as described in the technical specifications.", "positive": "Random flow transmitter accuracy (from Section 7.4.1.11) is propagated through the square root extractor at the specified operating flow rate points of interest by application of Equations 2.4 and 2.6 (as applicable) from Appendix 2 as follows:", "negative": "An operating flow rate value of 327.24 gpm provides corresponding 'I' value of 17.986745 mA, which does not result in a negative value for the denominator of Equation 2.4 of Appendix 2."}
{"query": "aging management program", "positive": "The component environment is nonradioactive waste drains associated with the Sanitary Sewage System that have been evaluated as a raw water environment. Loss of material as a result of internal component surface exposed to floor and equipment drain environment will be managed by the DCPP Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components AMP instead of the Open Cycle Cooling Water AMP.", "negative": "Consistent with component, material, environment, aging effect, and AMP listed for NUREG-1801 line item. AMP is consistent with NUREG-1801 AMP description."}
{"query": "nuclear power plant licensing process", "positive": "The licensing process for a nuclear power plant involves multiple steps, including pre-application consultation, submission of a license application, safety reviews by the NRC, and public involvement throughout the process.", "negative": "The operational phases of a nuclear reactor include startup, ramp-up, steady state, and shutdown, each requiring specific control measures and monitoring protocols."}
{"query": "initial assembly average enrichment weight percentage 235U", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | 50 < Assembly Average Burnup \u2264 51 GWd/MTU Minimum Cooling Time (years) | CE 14x14    | WE 14x14    | WE 15x15    | B&W          | CE 16x16    | WE 17x17    | B&W           |", "negative": "The reactor type, known as a Pressurized Water Reactor (PWR), is designed to use water under high pressure as a coolant."}
{"query": "Please verify the details of the registration for devices such as the one identified with the NRC Device Key.", "positive": "**NRC Device Key:** 664929 (Internal Control Number)", "negative": "The manufacturer of the device is TN Technologies, Inc. and holds a license number associated with distribution."}
{"query": "What is the significance of Americium-241 in nuclear safety assessments?", "positive": "Americium-241 is a radioactive isotope that is often analyzed in nuclear safety assessments due to its potential presence in nuclear waste and its radiological hazards.", "negative": "Tritium is a radioactive isotope of hydrogen that is used in nuclear fusion and as a tracer in environmental studies."}
{"query": "The calculations for flow characteristics must account for factors like contraction ratios and flow areas between components.", "positive": "The flow area of the path from 1 to 2 is 217.7 ft\u00b2 and has a contraction ratio of 0.765.", "negative": "The volumes of Elements 1 and 2 are 5298 ft\u00b3 and 6370 ft\u00b3 respectively."}
{"query": "ARITA final TER", "positive": "The ARITA final TER represents the culmination of discussions and analyses related to the Assessment of Regulatory Impacts on Technical Activities.", "negative": "The period of performance ends September 2023."}
{"query": "What is the definition of meteorite/satellite strikes in relation to nuclear safety?", "positive": "A release of energy due to the impact of a space object such as a meteoroid, comet, or human-caused satellite falling through the Earth\u2019s atmosphere, to result in a direct impact with the Earth\u2019s surface, or a combination of these effects. This hazard is analyzed with respect to direct effects and is necessarily limited to frost, ice cover, and snow.", "negative": "The frequency of a meteor or satellite strike is judged to be so low as to make the risk impact from such events insignificant."}
{"query": "What is the significance of pH in nuclear licensing?", "positive": "The pH, measured in standard units (S.U.), is a critical parameter in assessing the chemical properties of water, especially in the context of nuclear reactor operations where water quality is essential for safety and regulatory compliance.", "negative": "Temperature measurements are essential for evaluating the thermal dynamics of a reactor system, impacting various safety assessments and operational limits."}
{"query": "What is the significance of the safety analysis report in nuclear licensing?", "positive": "The safety analysis report is a key document required by the Nuclear Regulatory Commission that evaluates the potential risks associated with the operation of a nuclear facility and provides a framework for ensuring the safety of both the public and the environment.", "negative": "The nuclear facility's operation requires a comprehensive assessment of its environmental impact to ensure compliance with all regulations and safety standards."}
{"query": "harvesting materials from decommissioning plants", "positive": "Available materials from decommissioning plants and past harvesting programs", "negative": "Perspective on future harvesting planning"}
{"query": "radioactive materials transportation", "positive": "Transportation of Radioactive Materials is a critical aspect of ensuring safety and compliance in nuclear operations, requiring strict adherence to legal regulations and safety protocols.", "negative": "The Inspection Procedures course provides a comprehensive overview of the protocols and methodologies used by inspectors to evaluate facilities and operations."}
{"query": "What is the role of the Corrosion and Metallurgy Branch in nuclear safety?", "positive": "The Corrosion and Metallurgy Branch is responsible for evaluating the effects of corrosion and other materials-related issues on nuclear reactor safety and regulatory compliance.", "negative": "When: Tuesday, September 27, 2016 10:00 AM-11:00 AM (UTC-05:00) Eastern Time (US & Canada)."}
{"query": "scoping process for license renewal", "positive": "The scoping process is the systematic approach used to identify the DNPS systems, structures, and components within the scope of subsequent license renewal.", "negative": "The reactor coolant system plays a crucial role in regulating the temperature of the reactor during operations."}
{"query": "What is the purpose of feedwater heaters in a nuclear power plant?", "positive": "Feedwater heaters are essential components in the condensate and feedwater system, designed to improve the overall thermal efficiency of the power plant by preheating the feedwater before it enters the steam generator.", "negative": "The condensate pump has a capacity of 10,640 gal/min at a 1250 ft head, ensuring adequate supply to the system."}
{"query": "What are the surveillance requirements for calculating maximum surface dose rates of storage casks?", "positive": "SR 3.3.1.1 Verify maximum surface dose rates of STORAGE CASK loaded with a TSC containing fuel assemblies are within limits.", "negative": "The storage cask is an essential component in the secure containment of nuclear materials."}
{"query": "What is a specific exemption request in nuclear licensing?", "positive": "On the specific exemption, we don't contest that in accordance with the full Berka interpretation or full Berka denial that it would be possible to use the specific exemption request to return Palisades to service.", "negative": "Everybody wants our petitions to be categorically dismissed. We're here at the invitation of the Palisades NRC restart panel."}
{"query": "What is the unit of measurement for radiation activity?", "positive": "The unit of measurement used for the activity of a radioactive isotope is the millicurie (mCi).", "negative": "The manufacturer of the device in question is RONAN ENGINEERING COMPANY."}
{"query": "What are the regulatory limits for radioactive materials releases?", "positive": "The licensee controlled, monitored, and quantified releases of radioactive materials released to the environment to ensure offsite doses were within regulatory limits and ALARA.", "negative": "The inspectors verified that when issues were identified, licensee personnel appropriately documented the issue in the CAP."}
{"query": "What is the role of the Dispatcher/Communicator in nuclear regulatory procedures?", "positive": "The Dispatcher/Communicator plays a crucial role in coordinating communication during emergency situations as outlined in the emergency response procedures.", "negative": "The procedure outlines the responsibilities of various administrative roles generally, without specific mention to the Dispatcher/Communicator."}
{"query": "radiological assessment of soil samples", "positive": "A Radiological Assessment (RA) in survey unit L1-SUB-TDS A was performed in June of 2019. Nine (9) soil samples were collected and analyzed by the on-site gamma spectroscopy system.", "negative": "The results of the off-site analysis are provided in Table 3-2 below."}
{"query": "What is the significance of net peak area in nuclear safety analysis?", "positive": "Net Peak Area is calculated from the energy spectra to quantify the amount of radiation detected at specific energy levels.", "negative": "The Env. Background File is crucial for accurate radiation analysis and is located at C:\\Canberra\\Apex\\Root\\Dairyland_NPP\\Data\\0000001364.CNF."}
{"query": "The use of a limited number of LTAs is carefully considered to ensure safety within the reactor's design parameters.", "positive": "The proposed change involves the use of a small number of LTAs which are very similar in all aspects to the co-resident fuel.", "negative": "The analyses of record remain bounding, and there will not be a significant impact on the operation of any plant SSC or on the progression of any operational transient or design basis accident."}
{"query": "The organizations established under GEH are structured to ensure compliance with regulatory standards in their operations.", "positive": "The GEH business includes Operational Organizations that are comprised of operational segments responsible for project management, product and services management and delivery, continued plant operations support, and development of new plants, technologies and related offerings to the industry. These organizations are established to comply with regulatory requirements.", "negative": "The Quality Organization is responsible for managing and supporting implementation of the OMS and the QAPD with responsibility for Quality Programs and Quality Oversight."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves a series of steps including the submission of applications for construction and operating licenses, which must demonstrate compliance with safety and environmental regulations set by the NRC.", "negative": "The reactor core consists of various components like fuel rods, control rods, and coolant systems that work together to maintain safe and efficient operation."}
{"query": "What are Partial Length Shield Assemblies in nuclear reactors?", "positive": "PARTIAL LENGTH SHIELD ASSEMBLIES (PLSA) are PWR fuel assemblies that contain stainless steel inserts in the bottom of each fuel rod, reducing the active fuel length, and a natural uranium blanket at the top of the active core. PLSAs are sometimes used in reactors to reduce fast neutron fluence reaching the pressure vessel wall.", "negative": "A STORAGE CASK is either a CONCRETE CASK with a CONCRETE CASK LID or an MSO."}
{"query": "What are the proposed changes to Millstone Power Station Unit 3?", "positive": "Dominion Energy Nuclear Connecticut, Inc. has proposed changes regarding operational protocols at Millstone Power Station Unit 3 to improve safety and efficiency.", "negative": "Operational protocols at nuclear power plants are critical for maintaining safety, but they must also be balanced with effective cost management strategies."}
{"query": "What are the enrichment limits for low spent nuclear fuel assemblies?", "positive": "Low SNF Assembly Average Burnup Enrichment Limits can include requirements such as a minimum assembly average initial enrichment of 1.3 wt% 235U for a maximum assembly average burnup of 10,000 MWd/MTU.", "negative": "The chemical properties of uranium can vary significantly depending on its isotopic composition and the method of enrichment."}
{"query": "Vacuum Pipe Building", "positive": "The Vacuum Pipe Building is an underground Class 1 structure that provides structural support and shelter/protection for the condenser circulating water system vacuum breaker components that prevent backflow from the warm water channel to the intake channel.", "negative": "The aging management review results for these components are provided in Table 3.5.2-8, Equipment Access Lock - Summary of Aging Management Evaluation."}
{"query": "What are the requirements for nuclear reactor licensing?", "positive": "In accordance with NRC regulations, an application for a nuclear reactor license must include detailed information on the design, construction, and operation of the proposed facility to ensure compliance with safety standards.", "negative": "The report highlights various temperature dependencies of the materials within the reactor core, which are crucial for understanding the overall thermal performance."}
{"query": "What does DPM/100CM\u00b2 measure in nuclear safety context?", "positive": "The table lists the upper end value for gross gamma activity measured in disintegrations per minute per 100 square centimeters (DPM/100CM\u00b2), which is a unit used to quantify radiological contamination levels.", "negative": "The data collected indicates that the frequency of occurrences at various upper end values ranged from 0 to 31, providing a distribution for analysis."}
{"query": "The regulatory body mandates that all nuclear facilities comply with specific safety requirements during their operations.", "positive": "The NRC established licensing procedures to ensure that operators maintain a high standard of safety and compliance with regulatory requirements.", "negative": "The report outlines various administrative processes and required documentation for licensing approval."}
{"query": "The NRC mandates stringent guidelines for the analysis of control samples to ensure accuracy in results.", "positive": "Data Summary: There are no exceptions, anomalies or deviations from the specified methods. All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "Product: LSC, Tritium Distillation, Solid"}
{"query": "What is the GALL-SLR Report?", "positive": "Dominion\u2019s SLRA relies upon the GALL-SLR Report and the SLR-SRP\u2014both of which incorporate revisions 'to reflect aging differences for increased operating time from 60-80 years' as well as revisions 'to consider new operating experience and provide information identified as missing since the release of GALL Report Revision 2.'", "negative": "In addition, the Staff considered and reviewed results from aging management program (AMP) audits, domestic and international operating experience, industry viewpoints and recommendations, and public comments in drafting the GALL-SLR Report."}
{"query": "Regulatory filings require careful consideration of neutron radiation effects on material properties such as toughness.", "positive": "\u0394RTNDT means the transition temperature shift, or change in RTNDT, due to neutron radiation effects, which is evaluated as the difference in the 30 ft-lb (41 J) index temperatures from the average Charpy curves measured before and after irradiation.", "negative": "The PWROG stated that the TR methodology is more conservative than that required by Appendix G to Section XI of the ASME Code, because the margin term is greater than what is required by the ASME Code."}
{"query": "What is TBS in the context of nuclear regulatory evaluations?", "positive": "Evaluation required to demonstrate that breaks greater than TBS remain unlikely.", "negative": "DG-1428 provides several options for demonstrating TBS applicability."}
{"query": "Refueling Water Storage Tank", "positive": "On receipt of a safety actuation signal, the system is realigned to isolate the Refueling Water Storage Tank (RWST) and assure that the water is available for the Emergency Core Cooling System (ECCS).", "negative": "There are no interlocks capable of blocking the SSPS signal from performing its intended functions."}
{"query": "detector current readings in nuclear regulatory documents", "positive": "Applicant obtains the detector current readings from handout and enters the appropriate data into Attachment 4.", "negative": "Examiner Notes: "}
{"query": "The analysis of the Cm-241 in the sample involved a recount due to unexpected results which fell outside the safety parameters.", "positive": "The Cm-241 portion of sample 1204388647 (MB) was recounted due to results more negative than the three sigma TPU. The recount is reported.", "negative": "The samples in this SDG were analyzed on a \"dry weight\" basis."}
{"query": "The NRC mandates that applicants for operating licenses provide an evaluation of potential environmental impacts throughout the life of the facility.", "positive": "The applicant must assess the environmental impacts of their proposed actions as part of the licensing process, ensuring compliance with applicable regulations.", "negative": "Federal regulations require strict adherence to safety protocols during the operation of wastewater treatment facilities to prevent any potential environmental pollution."}
{"query": "What is the importance of safety analysis in nuclear regulatory filings?", "positive": "Safety analysis is an essential process in demonstrating compliance with regulatory requirements and ensuring the safe operation of nuclear facilities.", "negative": "The design of the reactor core must accommodate various thermal and hydrodynamic conditions during operation."}
{"query": "public participation in nuclear licensing", "positive": "In the case of licenses, provide procedures under State law which include-- an opportunity, after public notice, for written comments and a public hearing, with a transcript.", "negative": "Compliance with the requirements of subsection (b) of section 2113 of this title (respecting ownership of byproduct material and land), and"}
{"query": "Could you provide information about the license amendment request associated with the ARITA final TER?", "positive": "The ARITA final Technical Evaluation Report (TER) will be submitted alongside the license amendment request for further evaluation by the NRC.", "negative": "The period of performance for the project is set to conclude in September 2023, which will dictate the next steps for the contract."}
{"query": "What is the average burnup of WE 14x14 fuel assemblies?", "positive": "WE 14x14 Assembly Average Burnup (B) GWd/MTU", "negative": "Initial Assembly Avg. Enrichment wt % 235U (E)"}
{"query": "What is probable maximum tsunami flooding?", "positive": "Probable Maximum Tsunami Flooding (VEGP 3 & 4 UFSAR Section 2.4.6) is provided below. Since the VEGP site is not located on an open ocean coast or large body of water, tsunami-induced flooding will not produce the maximum water level at the site.", "negative": "The Atlantic Ocean region is characterized by infrequent seismic and volcanic activities, resulting in few recorded tsunamis."}
{"query": "The RBM is not required to be operable if certain thermal power conditions are satisfied.", "positive": "IF the following conditions are met, THEN RBM Not Required Operable: Thermal Power (% rated) of \u2265 29% and < 90% with MCPR of \u2265 1.65 TLO or \u2265 1.67 SLO or Thermal Power \u2265 90% with MCPR of \u2265 1.42 TLO.", "negative": "The reactor experiences a variety of operational phases during its lifecycle, including construction, operation, and decommissioning."}
{"query": "How is the ACTIVE / INACTIVE status of a Senior Reactor Operator (SRO) determined?", "positive": "To maintain an active status, the licensee shall actively perform the functions of an operator or senior operator for a minimum of seven 8 hour shifts a calendar quarter or five 12 hour shifts a calendar quarter in a position credited for watch-standing proficiency.", "negative": "SRO C stood two 12-hour shifts as the Refueling SRO position, for which credit was not given."}
{"query": "What is a method for analyzing Nickel-63 in nuclear waste?", "positive": "The analytical methods listed include DOE EM. HASL-300, Am-05-RC Modified, which is commonly used for analyzing various isotopes including Nickel-63.", "negative": "The address for the company conducting the analysis is S4601 State Hwy 35, Genoa, Wisconsin 54632."}
{"query": "The requirement to assess the operational capability of the HPCI system under various conditions is crucial for safe reactor operations.", "positive": "The analysts calculated a failure probability-weighted effective leak rate bounded by the lower and upper leak rate estimates to gauge the effective time available for HPCI to perform its PRA function.", "negative": "The analysts also considered that Exelon's operational assumption that once the system is started for all events, it would never be secured for any reason throughout all mission times, was not supported by historical probabilistic data or industry operating experience."}
{"query": "Proposed Alternative to Utilize Code Case OMN-26", "positive": "The proposed alternative to utilize Code Case OMN-26 allows for the implementation of alternative requirements for managing the inservice testing of certain pumps and valves.", "negative": "The letter from Exelon to the NRC outlines specific operational details for various nuclear plants, highlighting their compliance with established safety standards."}
{"query": "loss of reactor coolant makeup", "positive": "With 2LT-112 failed at 50% and an observed 15 gpm RCS leak, the running charging pump will eventually lose suction as actual VCT lowers below 3.57%. There are two level transmitters on the VCT (LT-112 and LT-114). LT-112 controls the automatic make-up controls (starts at 14% and stops at 24%).", "negative": "The incorrect options provide alternative scenarios that could mislead a candidate during an examination, discussing pressures and flows without addressing the critical loss of makeup function."}
{"query": "Previous license renewals have necessitated detailed environmental assessments due to regulatory requirements.", "positive": "The National Pollutant Discharge Elimination System (NPDES) permit is essential for ensuring that the discharge of pollutants from the Dresden facility meets the prescribed water quality standards.", "negative": "In response to the demand for renewable energy, various alternatives are being explored by energy companies, including solar and wind power solutions."}
{"query": "internal events PRA model", "positive": "The last paragraph of the section states that the internal events PRA model is the starting point \u201c\u2026to which must be added a number of structures, systems, and components (SSCs) not included in the model but that could fail due to the external hazard.\u201d Failure modes caused by the external hazard for SSCs existing in the internal events PRA should also be included.", "negative": "Include in the nonmandatory appendix (NMA) language on the use of generic fragility information as in Section 5-1.6 in ASME/ANS RA-Sb-2013 as follows: (a) Analysts should apply caution in the use of generic fragilities and provide justification that the generic fragilities are applicable, and (b) Peer reviews should focus on the use of generic fragilities to ensure that their use is appropriate and justified."}
{"query": "What is the purpose of decommissioning funding assurance in nuclear facilities?", "positive": "Exelon Generation currently maintains external decommissioning trust funds for all units it directly owns through its directly owned subsidiary, Exelon Generation Consolidation, LLC.", "negative": "Moreover, an applicant is not required to provide 'absolutely certain predictions of future economic conditions.'"}
{"query": "What is the importance of DF values in the context of demineralizers?", "positive": "For Demineralizers in Series, DF (I, Cs, others) = (10, 10, 10) indicates the removal efficiency of various isotopes.", "negative": "Discharge to Main Condenser or Waste Water Retention Basin requires appropriate monitoring for compliance with environmental regulations."}
{"query": "bending allowable stress", "positive": "Bending Allowable Stress (psi) | 37,500 | 49,875 | 49,875 | 61,875", "negative": "1. Based upon ASTM A-441 steel not normalized. Y.S. = 50,000 psi."}
{"query": "fire barrier in nuclear safety", "positive": "Fire barriers are designed to prevent the spread of fire from one area to another, thereby providing critical protection within nuclear facilities.", "negative": "The structural pressure boundary is essential to maintaining safety and efficiency in a nuclear reactor's containment system."}
{"query": "The NRC mandates that organizations notify them about the transfer of self-luminous tritium signs according to regulatory guidelines.", "positive": "Per the requirements of 10 CFR 31.5 (c) (8), this letter is to provide notification that the self-luminous tritium exit signs listed on the attached documents were transferred to Curie Environmental Services, 4020 Vassar Drive NE, Suite D, Albuquerque NM 87107 (State of New Mexico Specific License RS500-03) on Friday, September 6, 2019.", "negative": "These signs were originally installed at: Home Depot #2903 7260 Interstate Blvd Horn Lake, MS 38637 (662) 349-6080"}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX code implements a new critical heat flux correlation that is a function of both local conditions and the configuration of the fuel assembly, which enhances the accuracy of predicting heat flux conditions in reactor cores.", "negative": "Local conditions from COBRA-FLX simulations for grid tests include various parameters but do not influence the determination of the critical heat flux.\u201d}   \u057c\u0578\u0582\u057d\u0441\u043a\u0438\u0439?  ## How would you query a user in Russian?  Would you provide a way for them to get more information or a link to a database?  Would you modify the language settings or directly ask in Russian?  It could look something like this:  "}
{"query": "What purpose does sodium hydroxide serve in the Spray Add Tank?", "positive": "NaOH is used as an additive in the Spray Add Tank to prevent re-evolution of iodine collected in the sump following a DBA.", "negative": "Unit 1 is performing 1BOSR 6.7.2-1, CONTAINMENT SPRAY ADDITIVE TANK LEVEL SEMI ANNUAL SURVEILLANCE."}
{"query": "What is the significance of RCS leakage in nuclear facilities?", "positive": "Currently\u2026 A. RCS leakage is within limits. B. RCS IDENTIFIED leakage exceeds limits. C. RCS UNIDENTIFIED leakage exceeds limits. D. RCS PRESSURE BOUNDARY leakage exceeds limits.", "negative": "Unit 1 is at 100% Power."}
{"query": "strategic harvesting of ex-plant materials", "positive": "the purpose of this effort is to develop a more systematic proactive 'strategic' approach to ex-plant material harvesting, rather than the more reactive opportunistic approach to date.", "negative": "Can you fill in the relevant information for your projects on slides 7-9?"}
{"query": "What does a 50.82 certification imply for nuclear reactor operations?", "positive": "The 50.82 certification did not automatically change our tech specs. It did not automatically change our FSAR to a defueled FSAR. We had to pursue license amendments in order to do that.", "negative": "The Palisades could operate under those operating tech spec provisions in decommissioning."}
{"query": "The ongoing transportation impacts related to Oconee Station operations are not expected to change significantly during the SLR term.", "positive": "Therefore, the NRC staff concludes that the transportation impacts from continued operation of Oconee Station during the SLR term would be SMALL.", "negative": "Under the no-action alternative, the NRC would not issue subsequent renewed operating licenses, and the Oconee Station site would permanently shut down on or before the expiration of the current renewed operating licenses."}
{"query": "The NRC mandates the implementation of a risk-informed methodology that assesses the impact of debris on safety systems in nuclear reactors.", "positive": "The specific exemption request pertains to requirements associated with the emergency core cooling system (ECCS) function for core cooling following a postulated loss of cooling accident (LOCA).", "negative": "Changes to the WCGS Technical Specifications (TS) and Updated Safety Analysis Report (USAR) will be made as described in Attachments III and VI in this submittal."}
{"query": "What is the responsibility of the Shift Manager during an emergency?", "positive": "At Quad Cities the Shift Manager is the Shift Emergency Director, not the Station Emergency Director.", "negative": "Distractor 'C' is also correct (the Shift Manager is the Station Emergency Director until the ERO is activated)."}
{"query": "technical adequacy of PRA models", "positive": "RG 1.200 (Reference 5, Section 4.2) requires the following information to demonstrate the technical adequacy of the PRA when used in a risk-informed application:", "negative": "The PBN PRA uses the CAFTA software with fault tree linking methodology to perform model quantification."}
{"query": "The licensing process for nuclear facilities is governed by stringent regulations to ensure safety and compliance with federal guidelines.", "positive": "The Nuclear Regulatory Commission (NRC) provides a framework for the licensing process, which includes safety evaluations and public input before approval.", "negative": "The design of the cooling system in a nuclear reactor is critical for maintaining optimal thermal efficiency and preventing overheating."}
{"query": "criteria for high-level waste repository licensing", "positive": "The NWPA delineates NRC\u2019s role in reviewing and either approving or disapproving a DOE license application for a HLW geologic repository Yucca Mountain. Specifically, the NWPA requires that NRC establish technical requirements and criteria that it will apply in approving or disapproving the licensing of a repository, and provide timely and complete information with respect to licensing and regulating the repository to the Governor and legislature of the affected state and the governing body of affected Indian tribes.", "negative": "Disposal of High-Level Radioactive Wastes in a Geologic Repository at Yucca Mountain, Nevada, 10 CFR 63, prescribes the rules governing the licensing of DOE to receive and possess HLW nuclear material at a geologic repository operation sited at Yucca Mountain, Nevada."}
{"query": "Long Term Ice Condenser Code", "positive": "The Long Term Ice Condenser Containment Code - LOTIC Code, is developed to assess the performance of ice condenser systems in maintaining containment integrity during postulated accidents.", "negative": "D. M. McEligot, L. W. Ormand and H. C. Perkins, Jr., provided a study on internal low Reynolds-number turbulent and transitional gas flow with heat transfer, which addresses fundamental aspects of heat transfer in gas systems."}
{"query": "What are the requirements for monitoring sand bed drains in BWR Mark I reactors?", "positive": "Revise implementing procedures to include periodic monitoring to ensure the sand bed drains are kept clear to prevent moisture levels associated with accelerated corrosion rates in the exterior portion of the BWR Mark I steel containment drywell shell.", "negative": "Include preventive actions to ensure bolting integrity for replacement and maintenance activities by specifying proper selection of bolting material and lubricants, and appropriate installation torque or tension to prevent or minimize loss of bolting preload and cracking of high-strength bolting."}
{"query": "The adoption of a structured system for Emergency Action Levels is crucial for nuclear safety measures.", "positive": "The NRC requires licensees to analyze emergency zones for potential risks and to implement appropriate measures to ensure safety during emergencies.", "negative": "In its operations, the Surry Power Station integrates advanced technology to improve overall power generation efficiency and reliability."}
{"query": "What are the safety protocols for core offload rates in nuclear reactors?", "positive": "The Control Operator shall ensure every four hours that the rate of core offload does not exceed the ability of the SFP cooling system to dissipate the heat load by ensuring that the offload rate is within the parameters shown on the chart.", "negative": "Tracking offload rate is not required if 148 hours have elapsed since MODE 3 entry."}
{"query": "What is runaway oxidation in nuclear testing?", "positive": "Runaway oxidation occurs when a material reacts exothermically with an oxidizing agent to the extent that it cannot be effectively controlled, often leading to excessive temperatures and pressure.", "negative": "The FLECHT Run 8874 test involved a bundle of test specimens that were subjected to various thermal and hydraulic conditions to assess material performance."}
{"query": "The NRC mandates that inspections for water accumulation be recorded in the Corrective Action Program if any water is detected during evaluations.", "positive": "Revise implementing procedures to require that if water is found during inspection for water accumulation, the condition will be entered in the Corrective Action Program.", "negative": "The implementation schedule outlines the timeline for various actions but does not specify operational impact assessments."}
{"query": "shutdown cooling systems in nuclear reactors", "positive": "Actuate core spray into vessel and reopen ADS valves to establish alternate cooling path.", "negative": "Reactor is operating at 3528 MWt when LOOP occurs initiating plant shutdown."}
{"query": "HPCI valve control", "positive": "Emergency Core Cooling Control & Instrumentation, Section 4.2.4.5, HPCI Valve Control provides the operational guidelines and technical specifications necessary for the High Pressure Coolant Injection system's valve operations during emergency conditions.", "negative": "CNS Technical Specifications, Amendment 242, Table 3.3.5.1-1, Function 3.f outlines various specifications related to reactor operational limits and performance but does not address valve control mechanisms."}
{"query": "The approval process for nuclear reactor licenses involves comprehensive assessments of technical safety and operational capabilities.", "positive": "The licensing process for nuclear reactors requires the submission of detailed technical and safety analysis reports to the Nuclear Regulatory Commission (NRC).", "negative": "Many aspects of construction and civil engineering are critical to the successful completion of infrastructure projects."}
{"query": "BWR fuel assembly limits", "positive": "Quantity per TSC: Up to a total of 89 BWR UNDAMAGED SNF ASSEMBLIES in the undamaged (89-Assembly) basket or up to a total of 81 BWR UNDAMAGED SNF ASSEMBLIES in the damaged fuel (81-Assembly). The damaged fuel basket may be loaded with up to twelve (12) DFCs containing BWR UNDAMAGED SNF ASSEMBLIES, BWR DAMAGED SNF ASSEMBLIES, and/or BWR FUEL DEBRIS.", "negative": "Unirradiated (i.e., not inserted in-core) fuel assemblies are authorized for loading. Unenriched axial blankets are permitted, provided that the nominal length of the blanket is not greater than six (6) inches."}
{"query": "What are the specific conductance units used in nuclear regulatory reports?", "positive": "Specific conductance is measured in microsiemens per centimeter (\u00b5S/cm).", "negative": "The monitoring well status can either be out of service (OOS), dry (DRY), or investigative (INV), which provides insights into the well's operational condition."}
{"query": "What are the cladding diameters mentioned in nuclear reactor designs?", "positive": "Table 2-1 provides information on the cladding diameters used in various reactor types, listing their dimensions in both millimeters and inches for clarity.", "negative": "The safety assessments conducted during the reactor design phase must include various analyses focusing on thermal performance and structural integrity."}
{"query": "What are the physiographic provinces associated with the Dresden Nuclear Power Station?", "positive": "Figure 3.5-1 illustrates the physiographic provinces associated with the Dresden Nuclear Power Station, identifying key regions like the Appalachian Plateaus and the Coastal Plain.", "negative": "The application for subsequent license renewal requires a detailed review of infrastructure and performance metrics to ensure compliance with regulatory standards."}
{"query": "nuclide activity measurements", "positive": "The activity is measured in pCi/grams for each nuclide identified within the report, providing essential data for regulatory assessments.", "negative": "The measurement uncertainty is crucial in determining the reliability of the data obtained from the experiment."}
{"query": "Uranium soil analysis", "positive": "SW846 3050B/6020A Uranium Soil \"Dry Weight Corrected\" | Uranium-238 | 10100000 | 13100 | 39700 | ug/Kg | 96.5| 2000 | PRB | 08/29/18 | 1552 | 1796299 | 3       |", "negative": "The sample was collected on 22-AUG-18 and received on 23-AUG-18 for analysis."}
{"query": "What are potential non-radiological impacts from uranium ISR operations?", "positive": "Potential non-radiological impacts from accidents will include work-related accidents and chemical accidents. Since the likelihood of a work-related or chemical accident will be reduced by mitigation measures, including emergency response procedures, the impacts will be SMALL. Mitigation measures to reduce or eliminate potential non-radiological impacts are discussed in Section 5.12 of this ER.", "negative": "The majority of rural residents within and near the project areas have been connected to a public water supply, as described in Section 3.4 of this ER. However, some private wells are used for livestock watering."}
{"query": "The purpose of the meeting is to assess how the licensee plans to comply with the regulations regarding the storage and delivery of nuclear fuel.", "positive": "The purpose of the meeting is for USO to discuss with the NRC staff how they will meet the requirements for plans for the delivery and storage of fuel.", "negative": "The meeting will be closed to the public for proprietary discussions."}
{"query": "What are the conditions necessary for evaluating the safety of nuclear power plants?", "positive": "The NRC requires that licensees submit a safety analysis report outlining the potential hazards associated with the operation of the nuclear reactor, including detailed assessments of radiological impacts.", "negative": "In understanding volcanic ash dynamics, various factors such as wind speed and particle size distribution play a crucial role in the transport and deposition of volcanic material."}
{"query": "The NRC staff reviews the methods used to calculate the neutron fraction and lifetime parameters for their appropriateness in regulatory contexts.", "positive": "The NRC staff has reviewed this formulation and found that it considers appropriate sources and uses standard methods to calculate the delayed neutron fraction and prompt neutron lifetime.", "negative": "There was no substantive change to the detector response model in PARAGON2 from that which is used in PARAGON."}
{"query": "What does 10 CFR 30.14 state about byproduct material exemptions?", "positive": "Under 10 CFR 30.14, the NRC exempts any person from licensing requirements if the product or material contains byproduct material in concentrations not in excess of those listed in 10 CFR 30.70, \"Schedule A\u2014Exempt concentrations.\"", "negative": "As noted in Section 2, the current regulations in 10 CFR Part 30 and 10 CFR Part 32 do not support the exempt distribution for the class of products containing byproduct material incidental to production."}
{"query": "What is the significance of the wt mean activity in nuclide analysis?", "positive": "Wt mean Activity (pCi/grams) indicates the average activity of a nuclide per gram, providing essential information for radiological assessment and safety evaluations.", "negative": "Errors quoted at 2.000 sigma indicate the level of statistical uncertainty in the reported measurements or analysis."}
{"query": "What are the linear heat generation rate limits for UO\u2082 rods?", "positive": "Linear Heat Generation Rate (LHGR) Limits for UO\u2082 Rods are specified in Table 5-1 and are essential for ensuring the safe operation of nuclear reactors.", "negative": "Table 5-3 describes the Single Loop Operation (SLO) Multiplier for different fuel types and indicates how the GNF2 and GNF3 reactors operate under reduced conditions."}
{"query": "What is the purpose of a nuclear reactor safety system?", "positive": "A safety system in a nuclear reactor is designed to ensure that the reactor operates within safe limits, preventing accidents and mitigating the consequences of an unexpected event.", "negative": "The train carries a crew of five."}
{"query": "What procedures are in place for the treatment of contaminated injured individuals during a radiological incident?", "positive": "Contaminated injured evacuees will be treated at Our Lady of the Lake Hospital or West Feliciana Hospital, whose staff is equipped to handle contaminated individuals.", "negative": "Following decontamination, if necessary, at the reception center, an initial registration of evacuees will be accomplished by the Louisiana Parish of Children and Family Services and/or Parish designees."}
{"query": "The NRC reviews the potential impact of license renewals on the assessment of environmental consequences.", "positive": "CEG has not identified any plant changes since the submittal of the 40- to 60-year LRA that would have adversely increased the radioactive source term for DNPS, and CEG is aware of no additional changes to the plant likely to occur during the subsequent license renewal term that would adversely increase the radioactive source term.", "negative": "The 2013 GEIS considered the effects on plant risk of power uprates and concluded that the impact of a power uprate on early fatalities can be gauged by considering the impact of the up-rate on the LERF metric."}
{"query": "The samples taken from Pickard Hall will undergo analysis for Radium 226 and 228 using gamma spectroscopy.", "positive": "Analyses: Ra 226/228 Gamma Spec Norm Library U/n Alpha Spec", "negative": "Please allow a minimum of 21 days for analysis via gamma spec."}
{"query": "The NRC mandates comprehensive analysis for environmental impacts of proposed activities...", "positive": "The NRC issues licenses for the construction and operation of nuclear reactors under the Atomic Energy Act, ensuring safety regulations are met during all phases of reactor development.", "negative": "Historical climate data play a crucial role in understanding regional weather patterns across the United States."}
{"query": "What sources are typically consulted to understand climate data relevant to safety analysis?", "positive": "Several sources of data are used to characterize regional climatological conditions.", "negative": "The statistical parameters include: means, median precipitation and snow, extremes, mean number of days exceeding threshold values, and probabilities for monthly precipitation and freeze."}
{"query": "Understanding the application of Surveillance Requirement Frequencies is crucial for proper licensing procedures.", "positive": "An understanding of the correct application of the specified Frequency is necessary for compliance with the SR.", "negative": "Each Surveillance Requirement (SR) has a specified Frequency in which the Surveillance must be met in order to meet the associated Limiting Condition for Operation (LCO)."}
{"query": "accumulated dose measurements", "positive": "Accumulated dose (rem) | 1.4137E+00  6.8022E+01  5.1939E+00", "negative": "1.0000E+00  1.0000E+00  1.0000E+00  2.8160E+276"}
{"query": "The NRC has expressed concerns about the implications of thermal runaway in reactor operations...", "positive": "...there is no convincing proof available from [Zr2K] test data to demonstrate that near-thermal runaway definitely did not exist in the Zr2K test [emphasis added].", "negative": "It is probable that GE was incorrect: in some of the BWR CORA experiments, conducted years later, in the 1980s, the Zircaloy-steam reaction contributed between 33 and 48% of the total energy input, once cladding temperatures reached approximately 2200\u00b0F."}
{"query": "What is the significance of core damage frequency in nuclear safety assessments?", "positive": "Core damage frequency (CDF) is a key safety metric used in probabilistic risk assessments to evaluate the likelihood of a reactor core sustaining damage during normal operation and potential accident scenarios.", "negative": "The efficiency of emergency response requires well-defined protocols and training for all personnel, ensuring that emergency equipment is operational and ready for immediate deployment."}
{"query": "What is the impact of freeze-thaw cycles on concrete in nuclear facility foundations?", "positive": "Loss of material (spalling, scaling) and cracking due to freeze-thaw", "negative": "Cracking due to expansion from reaction with aggregates"}
{"query": "The NRC mandates that licensees utilize diverse instrumentation to ensure safety during various operational scenarios.", "positive": "Diverse Instrumentation: a) APRM Neutron Flux \u2013 High (Fixed) <br> b) APRM Neutron Flux \u2013 High (Flow Biased)", "negative": "The table outlines the Revised Required Actions necessary to comply with the operational standards set forth by the NRC."}
{"query": "radiation induced embrittlement", "positive": "Accordingly, a further evaluation of the CBS for radiation induced embrittlement is provided below.", "negative": "The CBS has an inside diameter of approximately 24-feet and is approximately 49-feet high."}
{"query": "The NRC mandates that structures be maintained to minimize contamination during transportation or storage.", "positive": "Note: The loaded GTCC waste TSC is now properly loaded for transfer directly to the MAGNATRAN transport cask in accordance with CoC No. 9356 or for on-site storage.", "negative": "Install inner vent and drain inner port covers, weld port covers in place, and perform visual and liquid penetrant examinations of final weld surfaces."}
{"query": "recirculation system in nuclear reactors", "positive": "OP-27 describes the operational procedures for the Recirculation System in the reactor, ensuring that all safety and performance measures are met during operation.", "negative": "The plant is in Mode 4, which indicates a specific operational state where certain safety protocols must be adhered to."}
{"query": "What are the acceptable concentration limits for Pb-210 and Th-230 in monitoring wells?", "positive": "Pb-210 ACL = 62 pCi/L; Th-230 ACL = 945 pCi/L", "negative": "Concentrations that are less than the lower level of detection (LLD) are represented by an open symbol."}
{"query": "nuclear safety system assessments", "positive": "The safety assessment process for nuclear facilities includes a rigorous evaluation of the systems in place to ensure operational safety and compliance with regulatory standards.", "negative": "The American Community Survey provides detailed demographic, social, economic, and housing statistics for various regions, including Oconee County and Pickens County."}
{"query": "What are the environmental impact assessments required for nuclear licensing?", "positive": "The Staff issued a Final Supplemental Environmental Impact Statement (FSEIS) in January 2014 and issued the license to Powertech in April 2014.", "negative": "An evidentiary hearing followed in August 2014."}
{"query": "What are the requirements for conducting a radiation safety program according to NRC guidelines?", "positive": "NRC expects licensees to conduct their programs with meticulous attention to detail and a high standard of compliance. Because of the serious consequences to employees and the public that can result from failure to comply with NRC requirements, you must conduct your radiation safety program according to the conditions of your NRC license, representations made in your license application, and NRC regulations.", "negative": "An environmental assessment for this licensing action is not required since this action is categorically excluded under 10 CFR 51.22(c)(14)(viii)."}
{"query": "Operational Derived Concentration Guideline Levels", "positive": "The Operational DCGL is then used as the DCGL for the FSS design of the survey unit (i.e., calculation of surrogate DCGLs and investigations levels).", "negative": "The dose contribution from each ROC is accounted for using the SOF to ensure that the total dose from all ROC does not exceed the dose criterion."}
{"query": "What is the significance of hydride reorientation in nuclear fuel cladding?", "positive": "The NFIR-V Cladding Project involves hydride reorientation studies, which are significant for understanding the mechanical behavior of the M5 alloy used in nuclear fuel cladding.", "negative": "Conditions de r\u00e9orientation des hydrures et comportement m\u00e9canique de l\u2019alliage M5, NT CEA DMN/SRMA/LC2M&8LA2M/NT/2008-2920/A."}
{"query": "The components responsible for isolating flow paths in the steam line are crucial for operational safety.", "positive": "Main Feedwater Isolation Valves (MIVs), Main Feedwater Control Valves (MFCVs), and Main Feedwater (MFW) Pump Breakers are essential for managing the supply of water to the steam generators.", "negative": "The pH Adjustment System is designed to regulate the acidity of water within the containment to optimal levels, ensuring a stable environment for safety systems."}
{"query": "Thermoluminescent dosimeters were employed to assess radiation levels within the containment structure.", "positive": "To resolve the problems associated with radiological survey data collection, strings of thermoluminescent dosimeters (TLDs) were used to characterize radiation profiles inside the containment building.", "negative": "Operational problems with radios (e.g., too few radios, inoperative equipment, poor transmission quality) caused a significant increase in the number of person-hours spent in the containment building and decreased the effectiveness of the decontamination tasks and data acquisition."}
{"query": "Please provide details about the upcoming non-destructive examinations that your facility plans to conduct during the next outage, particularly for Class 1 and 2 systems.", "positive": "a. Non-Destructive Examinations (NDEs) planned for Class 1 and 2 Systems and containment, performed as part of your American Society of Mechanical Engineers (ASME) Code Inservice Inspection (ISI) Program (include edition and addenda of Code committed to), and NDEs planned for other systems performed as part of a Risk-Informed ISI Program, or other augmented inspection programs (e.g., ASME Code Case N-770-1 examination of dissimilar metal welds and examinations to meet an industry initiative such as Thermal Sleeve wear (MRP Letter No. 2018-33));", "negative": "The NRC requires documentation to clarify the scope of inspections necessary during this phase of the review."}
{"query": "The NRC monitors the concentrations of chemical contaminants in water samples to ensure safety and compliance.", "positive": "Alkalinity as CaCO\u2083 is a critical measure in evaluating water chemistry, indicating the capacity of water to neutralize acids and its potential impact on aquatic life.", "negative": "WG993960ICB shows a concentration reading of Undetected; no amount of arsenic was found during the analysis, indicating effective water quality management."}
{"query": "approved contents requirements for used nuclear fuel", "positive": "Subject to the limitation of the last sentence of Condition 9 of this license SNM-1050, the used nuclear fuel to be stored in an HSM or VCC at the WCS CISF shall meet the Approved Contents requirements of one of the following:", "negative": "Including Amendments 0 through 6, the NAC-MPC System's Certificate of Compliance 1025 Appendix B Technical Specification details specific design features that ensure safety compliance."}
{"query": "What are the annual exceedance probabilities for tephra-fall hazards?", "positive": "Annual exceedance probabilities for mafic tephra-fall hazards from the UWRB volcanic field are presented and analyzed in detail within the report.", "negative": "The distribution of Quaternary faults and historical earthquake epicenters >M2.5 is crucial for understanding seismic risks in the region."}
{"query": "on-the-job training for license reviewers", "positive": "During OJT, the candidate will observe a qualified license reviewer process any amendment requests, a license renewal in entirety, and/or a request for a new license.", "negative": "The minimum OJT activities are: - 3.6.1 Industrial Radiography Programs - 3.6.2 Irradiator Programs - 3.6.3 Fixed and Portable Gauge Programs - 3.6.4 Industrial/Academic and Research Programs - 3.6.5 Radiopharmacy Programs - 3.6.6 Nuclear Medicine Programs - 3.6.7 Brachytherapy Programs - 3.6.8 Medical Gamma Stereotactic Radiosurgery - 3.6.9 Medical Broad-Scope Programs - 3.6.10 Security Inspection Programs - 3.6.11 Decommissioning - 3.6.12 Pre-Licensing Site Visits - 3.6.13 Well Logging Programs - 3.6.14 Materials Processor and Manufacturer Programs"}
{"query": "nuclide energy and activity", "positive": "The table provides detailed information on various nuclides, including their energy levels measured in keV and their corresponding yields and activities expressed in pCi/grams.", "negative": "The regulation outlines the procedure for submitting safety assessments to ensure that all nuclear facilities adhere to established guidelines."}
{"query": "The NRC mandates the measurement of various radioactive isotopes to assess safety levels during operations.", "positive": "| Americium-241 | U | -0.00877 | +0.00265 | 0.0744 | 0.400 | pCi/g | | | MSX2 | 08/01/19 | 0937 | 1898435 | 1 |", "negative": "The thermal efficiency of the reactor is crucial for determining its overall performance and operational capabilities."}
{"query": "cable shunting effect in nuclear experiments", "positive": "From the analyses of core temperature measurements in [the LOFT] LP-FP-2 [experiment], the rapid increase in temperature shown in fig 14 was a result of the oxidation of zircaloy which became rapid at temperatures in excess of 1400 K. Further examination of such high temperatures measured by thermocouples gave rise to the detection of a cable shunting effect which is defined in \"Experiment Analysis and Summary Report for OECD LOFT Project Fission Product Experiment LP-FP-2,\" as the formation of a new thermocouple junction on the thermocouple cable due to the cable being subject to high temperature.", "negative": "Indeed, there were some thermocouple readings from the LOFT LP-FP-2 experiment that were considered erroneous. This is discussed in Petitioner\u2019s comment on PRM-50-93, dated March 15, 2010 (pages 20-23)."}
{"query": "What is a Technical Evaluation Report (TER) in the context of nuclear licensing?", "positive": "The Technical Evaluation Report (TER) is a document produced to assess and confirm the technical aspects of a proposed nuclear facility or operation, ensuring compliance with safety standards and regulatory requirements.", "negative": "The NRC staff plans to review the information transmitted via BOX on 5/4/23, that was presented for L&C 18."}
{"query": "The NRC mandates routine monitoring of radiation levels to ensure safety at the facility.", "positive": "A leak from RCS, RHR, Spent Fuel Pit Cooling, CVCS or Radwaste into CCS can lead to elevated radiation levels, triggering alarms.", "negative": "The corrective actions include closing valves and notifying different departments to manage system parameters."}
{"query": "What is the significance of groundwater sampling in nuclear regulatory compliance?", "positive": "Groundwater sampling is an essential part of the monitoring program for nuclear facilities, ensuring that underground water resources are protected from contamination and that regulatory standards are met for environmental safety.", "negative": "Calcium, dissolved results show a concentration of 692 mg/L, which indicates the presence of this essential mineral in the sampled groundwater."}
{"query": "Licensees must submit amendments to their operating licenses if they wish to modify their safety operations.", "positive": "The NRC's regulatory framework requires that licensees conduct rigorous safety assessments as part of the licensing process.", "negative": "The study of atomic structure is foundational in understanding nuclear reactions and their applications in energy production."}
{"query": "The nuclide identifications during the analysis show varying energies and yields across different isotopes.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|-------------------------|----------------------|\n| CS-137        | 661.65       | * 85.12   | 4.89E-02             | 6.66E-02                | 6.66E-02             |", "negative": "The safety analysis encompasses a variety of risk assessments to ensure operational integrity."}
{"query": "What is the role of nuclear magnetic resonance solvents in nuclear applications?", "positive": "(nuclear magnetic resonance solvents)", "negative": "(Production of electronic and semiconductor devices)"}
{"query": "materials licensing inspection procedures", "positive": "The NRC inspector utilized the IP 87103 Inspection of Materials Licensees Involved in an Incident or Bankruptcy Filing procedures during the evaluation of the Lakeshore Toltest Corporation license.", "negative": "The individual contacted by phone on November 30, 2020, for final exit teleconference was Sashidhar Shastri, Executive Vice President."}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "Half-life too short to be able to perform the decay correction"}
{"query": "What is the purpose of placing a medication condition on an operator's license?", "positive": "The purpose for placing a \u201ctake your medicine\u201d condition on operators\u2019 licenses is to impress upon them the importance of maintaining their medical qualifications and to ensure that their medical condition and general health will not adversely affect their performance of assigned duties or cause operational errors endangering public health and safety (as required by 10 CFR 55.33).", "negative": "When we select the \"Solo operation is not authorized\" box on the revised NRC Form 396 there is no corresponding box to enter the wording of the restriction - will the wording be provided by the NRC based on the license holder's status (RO vs. SRO)?"}
{"query": "The disposal procedures for radioactive material must comply with NRC regulations before any involvement from Agreement States.", "positive": "The approval of the methods by which a reactor licensee may dispose of NRC-licensed material necessarily involves the handling of waste by the licensee before it becomes subject to Agreement State authority, including the question of how waste should be packaged for shipment and transport.", "negative": "NEI\u2019s citation to a 1988 notice of proposed rulemaking that was ultimately withdrawn is likewise unavailing."}
{"query": "What is the purpose of the draft environmental assessment for the Palisades Nuclear Plant?", "positive": "The purpose of the attached letter is to notify you of the issuance of the draft environmental assessment (EA) and draft finding of no significant impact (FONSI), including a NHPA Section 106 effects determination for the undertaking.", "negative": "As discussed in previous correspondence, the NRC is conducting National Historic Preservation Act Section 106 consultation through the National Environmental Policy Act of 1969 (NEPA) process per 36 CFR 800.8(c)."}
{"query": "What is the Subsequent License Renewal (SLR) process for nuclear plants?", "positive": "The Subsequent License Renewal (SLR) process allows for the renewal of existing nuclear plant operating licenses beyond their initial expiration date, ensuring that the plants continue to meet safety and regulatory standards.", "negative": "The Environmental Report (ER) methodology outlines the approach for assessing the potential environmental impacts of the proposed actions and their alternatives."}
{"query": "What is the minimum average enrichment of uranium required for assemblies with an average burnup of 51 GWd/MTU?", "positive": "For assemblies with an average burnup of 51 GWd/MTU, the minimum initial assembly average enrichment of 235U (E) is specified in the loading table.", "negative": "The certificate of compliance outlines various amendments and revisions that ensure adherence to the regulatory framework."}
{"query": "containment isolation valve leak-rate acceptance criteria", "positive": "In 2016, a containment isolation valve exceeded its leak-rate acceptance criteria. The valve was disassembled, cleaned, and reassembled and the acceptance criteria were met for the as-left LLRT.", "negative": "In 2019, while depressurizing containment electrical penetrations in preparation for the ILRT, five electrical penetrations were found below the expected pressure."}
{"query": "The NRC enforces guidelines that ensure reactor licensing is compliant with safety standards.", "positive": "The Director of the Office of Nuclear Reactor Regulation is responsible for overseeing the licensing process of nuclear reactors to ensure safety and compliance with regulatory requirements.", "negative": "The Advisory Committee on Nuclear Waste reviews various technical reports and guidance documents related to waste management and disposal."}
{"query": "Data Quality Objectives in radiation surveys", "positive": "FSS planning and design relies on a properly executed Data Quality Objective (DQO) process to ensure, through compliance with explicitly defined inputs and boundaries, that the primary objective of the survey is satisfied.", "negative": "The appropriate design for a given survey was developed using the DQO process as outlined in Appendix D of MARSSIM."}
{"query": "mechanical overspeed protection", "positive": "Mechanical overspeed protection, which is independent of the DEH controller, is provided by the mechanical overspeed trip mechanism. This mechanism consists of an eccentric weight mounted in a transverse hole in the turbine rotor extension shaft.", "negative": "The diaphragm emergency trip valve is the interface between the high pressure fluid emergency trip header and the auto-stop trip oil supplied from the lubrication system."}
{"query": "The NRC requires thorough evaluation of critical heat flux parameters during reactor licensing.", "positive": "The COBRA-FLX code is used to calculate local conditions that are critical for determining the heat transfer characteristics during reactor operations, particularly focusing on the correlation of critical heat flux.", "negative": "The ability to perform risk assessments is vital for ensuring the safe operation of nuclear power plants."}
{"query": "The NRC evaluates potential cumulative fatigue damage in components under cyclic loading conditions.", "positive": "Cumulative fatigue damage due to cyclic loading (Only if CLB fatigue analysis exists)", "negative": "There are no support members; welds; bolted connections; or support anchorages to building structures subject to cumulative fatigue damage due to cyclic loading in Structures and Component Supports."}
{"query": "What is the significance of pCi/g Dry in nuclear measurements?", "positive": "The activity is reported in pCi/g Dry, which is a common unit of measurement used in radiological assessments to indicate the amount of radioactive material present in a given mass of dry sample.", "negative": "The Count Date is recorded as 09/22/20, which is crucial for tracking the validity and relevance of the measurements."}
{"query": "The NRC emphasizes the need for rigorous assessment of emergency core cooling systems during risk-informed evaluations.", "positive": "The NRC recommends a comprehensive evaluation of Emergency Core Cooling System (ECCS) strainer performance to ensure adequate cooling during postulated accident conditions at Boiling Water Reactors.", "negative": "The report identifies various aspects of reactor design including thermal performance and structural integrity assessments which are critical for overall plant safety."}
{"query": "The aging management program outlines how to monitor structural fire barriers, ensuring they maintain their safety functions.", "positive": "Structural Fire Barriers: Walls, Ceilings, and Floors | Fire Barrier Flood Barrier HELB Shielding Shelter, Protection Shielding Structural Pressure Boundary Structural Support | Concrete | Plant Indoor Air (Structural) (Ext) | Cracking and Spalling | Fire Protection (B.2.3.14) and Structures Monitoring Program (B.2.3.33) | VII.G.A-90 | 3.3-1, 060 | B", "negative": "The roofing membrane is designed to protect the facility from weather-related damage, specifically focusing on the loss of sealing over time."}
{"query": "environmental review process for nuclear licensing", "positive": "Review of permits and reference documents related to the regulatory compliance status of the plant, environmental issues at BFN and Wheeler Reservoir, and the environmental resource areas related to Category 1 issues;", "negative": "Consultation with state and federal agencies about potential BFN effects on resources within their specific jurisdictions."}
{"query": "What are the requirements for transferring or disposing of licensed material by NRC licensees?", "positive": "Accordingly, the NRC will not impose the $8,500 civil penalty if, within 60 days of the date of this letter, Western Soil properly disposes of or transfers all sealed radioactive sources possessed under the NRC license and sends the following information documenting that the material has been transferred or disposed of to the Regional Administrator, NRC Region 1, 2100 Renaissance Blvd, King of Prussia, PA 19406:", "negative": "The NRC will use your response, in part, to determine whether further enforcement action is necessary to ensure compliance with regulatory requirements."}
{"query": "Regenerative Letdown Heat Exchanger Tubes", "positive": "Heat Exchanger (Regenerative Letdown) Tubes are designed as pressure boundaries made of stainless steel, used in treated borated water environments, undergoing aging effects that require management such as loss of material and cracking.", "negative": "The application includes a detailed overview of the chemical and volume control system, which is critical for maintaining the operational integrity and safety of the reactor."}
{"query": "criticality control integrity", "positive": "Based on the post-test structural condition of the ICCAs, it was concluded that NPC CTU-2 successfully demonstrated its ability to retain its criticality control integrity.", "negative": "Free Drop No. 5 is a NCT free drop from a height of 4 feet, the upper corner of the OCA lid/body."}
{"query": "wet annular burnable absorber", "positive": "Wet Annular Burnable Absorber (WABA) Assembly is designed to moderating neutron flux while managing temperature increases during reactor operation.", "negative": "The Control Building el 260 ft is a critical structure in ensuring the operational integrity of the reactor site."}
{"query": "What is the process for obtaining a nuclear reactor license?", "positive": "The first step in obtaining a nuclear reactor license is to submit a preliminary safety analysis report (PSAR) that outlines the safety measures and design features of the reactor.", "negative": "Mr. Terence Tehan is associated with the Rhode Island Atomic Energy Commission."}
{"query": "action level for radionuclides", "positive": "The action level for radionuclides is set at 70 to ensure safety and compliance with regulatory standards.", "negative": "The well performance was monitored over several years to ensure consistent output and reliability."}
{"query": "What is the significance of temperature control in reaction kinetics experiments for nuclear materials?", "positive": "The NRC states that 'temperature control is absolutely necessary in reaction kinetics experiments such as [those conducted with the MaxiZWOK and MiniZWOK].'", "negative": "Both steam temperature and flow rate are important parameters in heat transfer calculations, and any failure to remove the heat of the Zircaloy-steam reaction from the fuel cladding can result in an increase in the temperature of the cladding."}
{"query": "control of measuring and test equipment", "positive": "In Part II, Section 12.0, \u201cControl of Measuring and Test Equipment,\u201d GEH made no modifications to this section except to update its commitment to reflect the use of NQA-1-2015 Edition. In Section 12.6, \u201cCommitment,\u201d GEH commits to compliance with Appendix B to 10 CFR Part 50, Criterion XII, \u201cControl of Measuring and Test Equipment,\u201d and NQA-1-2015 Edition, Requirement 12.", "negative": "In Part II, Section 11.0, \u201cTest Control,\u201d GEH made modifications and reorganized statements related to software testing based on the commitment to NQA-1-2015 Subpart 2.7."}
{"query": "What is the impact of tritium concentration in reactor coolant systems?", "positive": "The concentration of tritium in the reactor coolant system can be controlled by the release of tritium to the environment via the boron recovery and waste disposal systems as discussed in Section 11.2.5.", "negative": "During refueling operations, a refueling water concentration activity of 2.5 \u00b5Ci/g is expected to result in reactor building air concentrations at or below the 10 CFR 20 occupational maximum permissible concentration (MPC) value."}
{"query": "alternative seismic method for categorization", "positive": "The proposed change involves the adoption of an alternative seismic method for the categorization of structures, systems, and components at the Edwin I. Hatch Nuclear Plant - Units 1 and 2.", "negative": "The environmental monitoring program includes a variety of inspections and assessments to ensure that the plant operates within the established safety parameters."}
{"query": "NextEra's license renewal application must demonstrate adequate measures to assess reactor pressure vessel integrity and embrittlement.", "positive": "PSR argues that the heart of Contention 2 is that [Point Beach] has inadequate physical samples (metal capsules/coupons from inside the reactor vessels of the two units) to enable metallurgical testing to understand the extent of embrittlement of the vessels and related components in order to assure the reactors will last through the period of extended operation.", "negative": "On appeal, PSR argues that the Board misconstrued Contention 2 as a challenge to the current licensing basis and misapplied the standards for contention admissibility."}
{"query": "average enrichment in PWR fuel", "positive": "Initial Assembly Avg. Enrichment   | Assembly Average Burnup (B) GWd/MTU | wt % 235U (E) | 1.3 \u2264 E < 1.5 | 1.5 \u2264 E < 1.7 | 1.7 \u2264 E < 1.9 | 1.9 \u2264 E < 2.1 | 2.1 \u2264 E < 2.3 | 2.3 \u2264 E < 2.5 | 2.5 \u2264 E < 2.7 | 2.7 \u2264 E < 2.9 | 2.9 \u2264 E < 3.1 | 3.1 \u2264 E < 3.3 | 3.3 \u2264 E < 3.5 | 3.5 \u2264 E < 3.7 | 3.7 \u2264 E < 3.9 | 3.9 \u2264 E < 4.1 | 4.1 \u2264 E < 4.3 | 4.3 \u2264 E < 4.5 | 4.5 \u2264 E < 4.7 | 4.7 \u2264 E < 4.9 | E \u2265 4.9", "negative": "The table outlines various assembly average burnup (B) values for different enrichment levels, indicating the performance metrics and expected outcomes during reactor operation."}
{"query": "Iodine fractions in radiation safety assessments", "positive": "The iodine fractions for different states are as follows: Aerosol: 9.500E-01, Elemental: 4.850E-02.", "negative": "The calculation details for reactor thermal performance suggest that maintaining efficient coolant flow is essential for operational safety."}
{"query": "nuclear safety regulations", "positive": "Nuclear safety regulations are designed to protect public health and safety by ensuring that nuclear facilities operate within strict guidelines that mitigate risks associated with radioactive materials.", "negative": "The reactor containment structure is designed to withstand external forces and prevent the escape of any radioactive material in the event of an accident."}
{"query": "What is the analytical limit for reset voltage in nuclear systems?", "positive": "Therefore, the selected Analytical Limit for the maximum relay reset voltage of 4118 V primary Bus Voltage has been confirmed.", "negative": "As per Input 4.5.7 (Section 8.1.3), the Analytical Limit for the minimum reset voltage is 4084 volts when referred to the primary Bus Voltage level."}
{"query": "What are primary containment isolation verification requirements?", "positive": "For affected penetrations that have been isolated in accordance with Required Action A.1, the affected penetration flow path must be verified to be isolated on a periodic basis.", "negative": "Required Action A.2 is modified by a Note that applies to isolation devices located in high radiation areas and allows them to be verified by use of administrative means."}
{"query": "The forces caused by groundwater pressure are crucial in evaluating structural integrity during hydraulic events.", "positive": "Hydrostatic loads are those caused by water above or below the ground surface, free or confined. These loads are equal to the product of the water pressure multiplied by the surface area on which the pressure acts.", "negative": "Groundwater ingress is evaluated through mechanisms to affect groundwater levels is analyzed by examining the duration of flooding and surface permeability."}
{"query": "containment levels of nuclides", "positive": "Containment (100% Power) levels for various nuclides include H-3 at 1.50E-6 and Co-60 at 4.56E-10.", "negative": "The turbine building serves as a vital component in the energy production process, converting steam into mechanical energy."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration is used to define the lowest concentration of a substance that can be reliably detected in a sample.", "negative": "The safety report included various analyses regarding the impact of external factors on reactor performance."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is a significant development in nuclear engineering that provides predictive capability for critical heat flux in boiling water reactors.", "negative": "Thermal performance of the reactor is a key factor that influences the overall efficiency of electricity generation and operational safety."}
{"query": "steam generator tube inspections", "positive": "The revised frequencies for steam generator tube inspections, as outlined in TSTF-577, aim to ensure the integrity and reliability of the tubes, which are critical to the safe operation of the steam generators in nuclear reactors.", "negative": "The NRC evaluates the applicability of the safety evaluation to determine whether changes to technical specifications will have any significant impact on safety or operational performance."}
{"query": "low water level instrumentation in nuclear reactors", "positive": "Two channels per trip system for each ATWS-RPT instrumentation function listed below shall be OPERABLE: a. Reactor Vessel Water Level\u2014Low Low; and b. Reactor Vessel Steam Dome Pressure\u2014High.", "negative": "A. One or more channels inoperable."}
{"query": "MAGNASTOR system training program", "positive": "A training program for the MAGNASTOR system shall be developed under the general licensee\u2019s systematic approach to training (SAT). Training modules shall include comprehensive instructions for the operation and maintenance of the MAGNASTOR system and the independent spent fuel storage installation (ISFSI).", "negative": "The dry run may be performed in an alternate step sequence from the actual procedures, but all steps must be performed."}
{"query": "cable sample acquisition delays", "positive": "The NRC has encountered significant delays in acquiring the cable samples because of logistical challenges encountered by Zion Solutions.", "negative": "Hope to harvest the remainder of the cable samples in 2015."}
{"query": "The seismic fragility curve assesses the likelihood of damage to the plant based on different levels of seismic hazard input.", "positive": "The plant level seismic fragility is a curve of the conditional probability of plant damage as a function of seismic hazard input level.", "negative": "This SCDF calculation uses a median capacity (Am) value of 1.31g PGA as the defining point (along with an uncertainty factor) to describe the Salem plant level seismic fragility."}
{"query": "What measures are implemented to ensure the safety of employees exposed to radiation?", "positive": "The Employee Exposure Records detail the monitoring and documentation of radiation exposure levels among all personnel who work in or near uranium production facilities.", "negative": "Hydrologic Testing Plans outline the procedures for assessing groundwater quality and flow in the well fields."}
{"query": "loss of coolant accident (LOCA)", "positive": "The HPCS System is the only high pressure system assumed to function during a loss of coolant accident (LOCA).", "negative": "The allowed Completion Times are reasonable, based on operating experience, to reach the required plant conditions from full power conditions in an orderly manner and without challenging plant systems."}
{"query": "Monitoring well W-39, which is designed to assess groundwater levels, is located within two distinct aquifer zones.", "positive": "Monitoring well W-39 is screened within the upper and lower surficial aquifer.", "negative": "The floodplain aquifer monitoring well location is critical for evaluating surface water interactions."}
{"query": "NIS calibration procedures", "positive": "NIS Calibration Burnup: 0 EFPD", "negative": "0 - 10 Vdc"}
{"query": "What is the significance of the nuclide MDA in regulatory filings?", "positive": "Nuclide MDA (Minimum Detectable Activity) is a critical parameter that indicates the lowest level of activity that can be reliably detected for a particular nuclide in a sample, ensuring compliance with regulatory standards.", "negative": "The Peak Locate From Channel is an important procedure that helps in identifying specific energy ranges of interest in gamma spectroscopy analyses."}
{"query": "separability of heat transfer mechanisms", "positive": "The second reason for using rod[s] from [stainless steel] than [zircaloy] rods involves the problems of simplifying heat transfer analyses by separating the [metal-water] reaction from the physical processes of cooling rods which were not undergoing [a metal-water] reaction. It was assumed that the [metal-water] reaction was an independent heat input mechanism to the fuel rods, separable from the basic heat transfer process of cooling.", "negative": "The NRC also stated, regarding the results of FLECHT run 9573, that the AEC Commissioners were not \u201cconcern[ed] about the zirconium-water reaction models.\u201d"}
{"query": "What is the relevance of energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "Sample Identification: L1-SUB-TDS-FSGS-B23C-SB"}
{"query": "What is the purpose of a survey unit in the context of radiation safety?", "positive": "A survey unit is defined as a designated area where radiological surveys are conducted to assess the levels of radiation and ensure compliance with safety regulations.", "negative": "The approval process for submitting regulatory documents often involves multiple layers of review, requiring signatures from various departments and specialists."}
{"query": "chain of custody in sample handling", "positive": "Chain of custody received with samples.", "negative": "Sample containers received in good condition."}
{"query": "What are the Surveillance requirements for nuclear activities?", "positive": "Verify flow is within limits Once within 12 hours prior to starting activity AND 24 hours thereafter.", "negative": "Each time the example activity is to be performed, the Surveillance must be performed within 12 hours prior to starting the activity."}
{"query": "The NRC mandates that each reactor must possess a valid operating license to ensure that all safety procedures are meticulously adhered to.", "positive": "License No. NPF-47 is the operating license associated with River Bend Station, Unit 1, which is regulated by the NRC.", "negative": "The project included the installation of new cooling systems to improve the plant\u2019s efficiency during peak demand periods."}
{"query": "sensitive information licensing procedures", "positive": "All licensing applications, except for portions containing sensitive information, will be made available for review in the U.S. Nuclear Regulatory Commission (NRC) Public Document Room and electronically at the NRC Library.", "negative": "The applicant or licensee should identify, mark, and protect sensitive information against unauthorized disclosure to the public."}
{"query": "The NRC mandates that operational safety involves rigorous scrutiny of the systems that monitor conditions within the plant.", "positive": "PLANT SYSTEMS BASES SOLID RADWASTE SYSTEM involves systems that process and manage solid radioactive waste to ensure safe containment and disposal.", "negative": "PLANT SYSTEMS BASES FIRE RATED ASSEMBLIES are structures designed to withstand fire exposure while maintaining their integrity during an incident."}
{"query": "diesel generator testing procedures", "positive": "Tests have been conducted by the manufacturer to document starting and load acceptance reliability on a similar 12-cylinder 38TD8 1/8 engine generator set. The diesel generator was connected directly to a 3000 kW resistive load and automatically set to sequence as follows:", "negative": "Frequency during the initial loading does decrease below 95% of nominal and is not restored to within 2% of nominal in less than 40% of the initial load block time interval."}
{"query": "What roles are included in the Emergency Response Organization for nuclear facilities?", "positive": "- **Station Emergency Manager**  - **Chief Technical Spokesperson**    - Dominion Energy Liaison    - Dominion Energy Technical Advisor - **Technical Support Manager**  - **Radiological Assessment Coordinator**    - Accident Assessment Team      - Accident Assessment Team Leader      - Dose Assessor      - Dose Assessor      - Field Team Radio Operator      - Reactor Core Analysis      - HPN Communicator  - **Operational Support Coordinator**  - **Resource Support Manager**  - **Nuclear News Manager**  - **News Team**", "negative": "The NRC requires a thorough review of safety protocols before allowing any new experimental reactors to operate."}
{"query": "natural uranium radioactive decay", "positive": "Uranium is widely distributed around the world with an average concentration in the earth\u2019s crust of 4 PPM. Uranium is a heavy metal and is naturally radioactive. Natural uranium contains isotopes: 238-U (99.3%), 235-U (0.7%), and 234-U (0.006%). 238-U constitutes one of the main primordial radioactive decay series and has a long radioactive decay half-life of 4.5 billion years.", "negative": "The eluant is then acidified with HCl, breaking the bicarbonate complex and forming UO\u2082Cl\u2082. This is precipitated with hydrogen peroxide (H\u2082O\u2082), forming hydrated UO\u2084 as described in section 3.7."}
{"query": "What does RIPB mean in nuclear regulation?", "positive": "The NRC\u2019s efforts to establish a modern regulatory framework, including the proposed Part 53 and Subpart H, do not fully reflect risk-informed and performance-based (RIPB) concepts as they are defined in long-standing Commission policy.", "negative": "To enable the safe and secure civilian use of nuclear energy and technologies, the NRC must break from conventional thinking and practices and deliver an efficient and effective regulatory framework."}
{"query": "What is the impact of DC power availability on restoration actions in nuclear plants?", "positive": "Long term DC power to perform restoration actions is provided from the batteries.", "negative": "Common cause failures and the potential for recovery are treated explicitly in the modeling of support system initiating events."}
{"query": "What are the licensing requirements for commercial nuclear plants?", "positive": "The licensing process for commercial nuclear plants involves a thorough evaluation of safety, environmental impact, and compliance with regulatory standards set forth by the NRC.", "negative": "The handout package includes various performance measure tools applied during the NRC exam process to evaluate candidates."}
{"query": "What is a safety analysis report in nuclear regulation?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document that describes the safety of a nuclear facility and presents the findings of safety analyses and evaluations as required by the NRC.", "negative": "The construction of the reactor must comply with all local zoning laws and requirements, ensuring that the infrastructure supports the operational mandates established by the governing bodies."}
{"query": "What are the acceptable levels of radiation exposure for nuclear workers?", "positive": "The NRC establishes limits on occupational radiation exposure to protect workers from the harmful effects of radiation, setting a maximum permissible dose at 50 millisieverts (mSv) per year.", "negative": "The reactor coolant system must be monitored regularly to ensure proper functioning and prevent potential issues that could affect plant safety."}
{"query": "What is the significance of rod worth minimize (RWM) during reactor startup?", "positive": "C. Rod worth minimize (RWM) inoperable during reactor startup. | C.1 Suspend control rod movement except by scram. <br> OR <br> C.2.1.1 Verify \u2265 12 rods withdrawn.", "negative": "D. RWM inoperable during reactor shutdown. | D.1 Verify movement of control rods is in accordance with BPWS by a second licensed operator or other qualified member of the technical staff."}
{"query": "What components are reviewed in the Off Gas System for aging management?", "positive": "The aging management review results for these components are provided in: Table 3.3.2-11 Off Gas System Summary of Aging Management Evaluation.", "negative": "The table lists various component types and their intended functions essential for the operational integrity of the system."}
{"query": "resident population projections near nuclear plants", "positive": "The 2010 population for the South South East-Residential sector within 10 miles of the reactor was projected to be 108, decreasing slightly to 107 by 2020 and expected to be 105 in 2030.", "negative": "The nuclear facility's cooling system is designed to handle a variety of thermal loads during operation."}
{"query": "melt pool temperature control", "positive": "Melt Pool Temperature Control for Laser Metal Deposition Processes\u2014Part I: Online Temperature Control discusses methods for real-time management of the thermal state during laser deposition processes to ensure high-quality outcomes.", "negative": "A review on measurement science needs for real-time control of additive manufacturing metal powder bed fusion processes highlights various measurement techniques that support the overall production quality but do not specifically address melt pool temperature management."}
{"query": "Geophysical surveys have been carried out to understand the crustal dynamics of the Reelfoot Rift and its implications for safety assessments.", "positive": "Extensive geophysical investigations of the Reelfoot Rift have been completed for a variety of purposes including deep crustal dynamics, oil exploration, active tectonics, and geotechnical projects (Reference 92).", "negative": "During Precambrian to Cambrian time, the Reelfoot Rift formed as a result of continental rifting and crustal extension of the North American continent (Reference 27)."}
{"query": "seiche flood hazard", "positive": "A seiche is an oscillation of the water surface in an enclosed or semi-enclosed body of water initiated by an external cause. Once started, the oscillation may continue for several cycles; however, over time it gradually decays because of friction (Reference 2.5-1, Section 3.6).", "negative": "The potential flooding hazard from a seiche at the Cooper Nuclear Station (CNS) is judged to be negligible because of the site's riverine setting."}
{"query": "What does the term 'Turbine Building' refer to in nuclear reactor safety?", "positive": "The Turbine Building houses the steam turbines and main generators, as well as other auxiliary equipment and piping systems for SPS Units 1 and 2.", "negative": "The primary reinforced concrete slab is the operating deck at elevation 58'-6\". Below the operating deck is the mezzanine floor and basement."}
{"query": "The NRC oversees various regulatory submissions concerning nuclear materials and their safety protocols.", "positive": "NOTE: If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "| ACZ ID      | Type  | Analyzed  | PCN/SCN  | QC  | Sample | Error | LLD  | Found | Error | LLD  | Rec% | Lower | Upper | RPD/RER | Limit | Qual |"}
{"query": "cracking due to expansion from reaction with aggregates", "positive": "Cracking due to expansion from reaction with aggregates could occur in inaccessible areas of concrete elements of PWR and BWR concrete and steel containments.", "negative": "The exterior concrete of the containment subject to the outdoor environment is not exposed to temperatures of 32\u00b0F or less for sufficient durations that would cause freeze-thaw aging effects to occur."}
{"query": "What is a TER in the context of nuclear regulatory documentation?", "positive": "A Technical Evaluation Report (TER) is a document that provides an evaluation of a specific subject related to a proposed regulatory action and serves as a reference in the NRC's Safety Evaluation report (SE).", "negative": "Ngola, I would typically list it as a reference in the SE if it is of sufficient quality. If not, I would not reference it."}
{"query": "What is the COBRA-FLX model used for in nuclear safety analysis?", "positive": "The COBRA-FLX code is a thermal-hydraulic analysis tool designed for the evaluation of critical heat flux conditions in nuclear reactor systems.", "negative": "Table 7-18 presents the overall statistics related to the combined data set, detailing various parameters and their correlation coefficients from the study."}
{"query": "The licensing process for nuclear facilities involves a comprehensive safety review by the NRC that evaluates nuclear reactor operations.", "positive": "Amendment No. 23 to Facility Operating License No. R-76 for the Washington State University Modified TRIGA Nuclear Reactor has been issued to align with regulatory requirements as stipulated by the NRC.", "negative": "The facility has undergone various upgrades and changes over the years, ensuring compliance with modern safety standards."}
{"query": "The regulation emphasizes that the safe shutdown process in BWRs must not imply only two paths with identical functions.", "positive": "This final paragraph of this section includes new language suggesting that there will be two redundant trains, that they will perform \u201cthe same\u201d safe shutdown functions, and that they are only differentiated by electrical power division. That is not the case in BWRs, where ECCS system functions and capacities are very diverse, there are many possible safe shutdown success paths, and safe shutdown paths can be made from high-capacity high pressure systems, low-capacity high pressure systems, low pressure systems, etc.", "negative": "The emergency lighting and portable lighting sections discuss \u201csealed beam\u201d lamps. The term \u201csealed beam\u201d specifically describes a specific type of incandescent lamp manufacturing technology that was predominant prior to the 1990\u2019s for automobile headlights. Retaining the term in the RG effectively prohibits modern lighting technology from being adopted. For example, \u201csealed beam\u201d would not permit a replaceable halogen bulb in a reflector."}
{"query": "heat transfer of multi-rod bundles in LOCA scenarios", "positive": "Clearly, the Cathcart-Pawel equation is an equation for predicting the oxidation kinetics of Zircaloy specimens in furnaces; it is not adequate for predicting the oxidation kinetics of Zircaloy bundles in a nuclear power plant core in the event of a LOCA.", "negative": "I therefore believe that serious consideration should be given first to cross-checking different codes and then to verifying ECCS computations by experiments on large scale and, if necessary, on full scale."}
{"query": "The effects of traffic and workforce size on transportation near nuclear facilities remain minimal according to the SLR assessment.", "positive": "Because no changes to employment are expected from continued operations of DNPS, and no potential refurbishment activities have been proposed that would require a larger workforce, the people living in the DNPS region are not likely to experience any changes in socioeconomic conditions due to the plant during the SLR term beyond the current conditions.", "negative": "Transportation impacts depend on the size of the workforce, the capacity of the local road network, traffic patterns, and the availability of alternate commuting routes to and from the plant."}
{"query": "NIST SP 800-53 security controls", "positive": "The security controls in NIST SP 800-53 are particularly suitable for tailoring for ZTA at nuclear facilities because this NIST guidance is updated every 3-4 years, which is more frequently than other security standards and guidance documents, and thus the controls in NIST SP 800-53 are timely and can be used to implement the most current, best security practices.", "negative": "These tailored selected sets of cybersecurity controls may not include controls listed in general cybersecurity guidance, such as NIST SP 800-53 Security and Privacy Controls for Information Systems and Organizations, and consequently are not implemented in the licensee\u2019s CSP."}
{"query": "What are the design basis considerations for independence and single failure in nuclear safety?", "positive": "The concepts of independence and single failure, these are design basis considerations covered under separate design basis requirements.", "negative": "Multidivisional control and display stations should be qualified to withstand the effects of adverse environments, seismic conditions, EMI/RFI, power surges, and all other design basis conditions applicable to safety-related equipment at the same plant location."}
{"query": "What does LCH 480V A represent in nuclear systems?", "positive": "LCH 480V A refers to a specific low voltage AC output power supply system that is crucial for the operational integrity of safety systems in a nuclear plant.", "negative": "The 4KW FAST ELEXER BLOCKED indicates a malfunction in a different electrical component which does not relate to the safety systems powered by LCH 480V A."}
{"query": "What are the qualifications for a Radiation Protection Manager in nuclear facilities?", "positive": "The Radiation Protection Manager shall be a supervisor with line responsibility for operational health physics who meets or exceeds the qualifications of USNRC Regulatory Guide 1.8, September 1975, for a Radiation Protection Manager.", "negative": "Each member of the unit staff shall meet or exceed the minimum qualifications of ANSI/ANS 3.1-1978, with the following exceptions:"}
{"query": "FLEX feed pumps failure rates", "positive": "The industry average baseline values from NUREG-6928 were used for FLEX feed pumps failure rates.", "negative": "Supporting requirements for HLR-DA-D (ASME Standard, RA-Sa-2009) are addressed in Table E9-6 for the modeling of the Flex Portable Equipment."}
{"query": "The NRC examiners assessed the qualifications of applicants for licensing as reactor operators at the Comanche Peak facility.", "positive": "The NRC examiners determined that eleven of the fourteen applicants satisfied the requirements of 10 CFR Part 55, and the appropriate licenses have been issued.", "negative": "The written examination was administered by the licensee on October 31, 2024."}
{"query": "The NRC conducts research to enhance the understanding of high burnup spent nuclear fuel and its implications for storage.", "positive": "Update on spent nuclear fuel research activities, including extended storage, high burnup spent nuclear fuel, and other future-focused activities", "negative": "Slides due: February 4, 2021"}
{"query": "Nuclear facility operators must apply for licenses that involve thorough safety evaluations and compliance with regulations.", "positive": "The licensing process for a nuclear facility includes comprehensive assessment of its safety protocols and environmental impact.", "negative": "The reactor type generally utilized for commercial power generation in the United States is the Pressurized Water Reactor (PWR), which uses water under high pressure as a cooling medium."}
{"query": "The meteorological data collected during November shows average wind speeds recorded at the GGNS site, with varying frequencies based on wind direction.", "positive": "Percentage frequency of wind direction and speed (MPH) during November, GGNS site is detailed in Table 2.3-42, indicating the distribution of wind speeds across various directional categories.", "negative": "The NRC continuously reviews applications for new reactor licenses to ensure compliance with existing regulations."}
{"query": "The NRC requires licensees to perform volumetric examinations of reactor vessel pressure-retaining welds during each Inservice Inspection interval...", "positive": "Category B-A welds are defined as \"Pressure Retaining Welds in Reactor Vessel.\"", "negative": "Volumetric examinations shall be performed for the Sixth ISI interval in accordance with requirements of 10 CFR 50.55a and the Edition and Addenda of the ASME Code, Section XI, applicable at the time of the examination."}
{"query": "The NRC specifies that aging management programs must address the potential degradation of components such as piping and structural materials.", "positive": "AMP XI.M38, \"Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components\"", "negative": "Not Applicable. There are no stainless steel piping or piping components exposed to concrete in the Steam and Power Conversion System."}
{"query": "Isolation devices in high radiation zones should have their functionality confirmed through proper administrative procedures.", "positive": "Isolation devices in high radiation areas may be verified by use of administrative means.", "negative": "Verify the affected penetration flow path is isolated."}
{"query": "The analysis of atmospheric stability is crucial for understanding environmental impacts related to nuclear facilities.", "positive": "Based on Pasquill-Turner calculation of E, F or G from hourly surface observations.", "negative": "The table lists the mean number of inversion occurrences recorded at various times throughout the year."}
{"query": "What is the Charpy V-notch impact test and why is it important?", "positive": "The Charpy tests are performed to determine the transition temperature increases at 30 ft-lb and 50 ft-lb points, and the decrease in upper shelf energy.", "negative": "The calculated fast neutron fluence based on actual cycle power distributions at the capsule location was 1.06 x 10^19 n/cm\u00b2, which compares favorably (within 11%) with the dosimeter fluence."}
{"query": "regulatory filings nuclear power", "positive": "The table summarizes the compliance and operational data for nuclear reactors at various levels of power output, measuring both the frequency and magnitude of incidents across different reactor types and geographical locations.", "negative": "The structure of the nuclear reactor plays a crucial role in determining its overall efficiency and safety characteristics."}
{"query": "What is the mitigative option in nuclear safety regulations?", "positive": "The mitigative option involves crediting plant mitigative features to protect safety-related SSCs from failures of nonsafety-related SSCs.", "negative": "Failure in the nonsafety-related piping beyond the above boundary locations would not impact structural support for the safety-related piping."}
{"query": "What operational pressures are necessary for the SDC to function effectively?", "positive": "NRC: <br> - SDC requires <100 psig RPV pressure. Mechanical vacuum pump can't be started until after >100 psig.", "negative": "NRC: <br> - The reference (T.S. 3.7.b) should not be redacted ... T.S. information 'below the line' is not required to be memorized (references must provide 'an effective and objective way for the applicant to demonstrate knowledge of the topic or concept'). (ES-4.2, B.6.d) <br> - Consider adding a failure of an 'important' yet non-T.S. D.C. bus to the stem ... this may make Distractor 'C' more plausible (without giving anything away once the reference is given without redaction). <br> Response: 1-hour or less action statements are required to be memorized for ROs and SROs."}
{"query": "low population zone in nuclear regulatory context", "positive": "The low population zone (LPZ) for VEGP Units 3 and 4 is the same as the LPZ for the existing VEGP units and consists of the area falling within a 2-mi radius of the midpoint between the VEGP Unit 1 and Unit 2 containment buildings.", "negative": "The nearest population center to the VEGP site with more than 25,000 residents is the City of Augusta, Georgia, with a 2000 population of 195,182 (USCB 2000b). Augusta is approximately 26 miles north-northwest of the VEGP site."}
{"query": "What is the purpose of the Certificate of Compliance in nuclear shipping?", "positive": "Industrial Nuclear Company (INC) hereby submits this application for a Certificate of Compliance (C of C) for the INC Outer Pack-Raw Material Shipping Container (OP-RMSC) package.", "negative": "The enclosed SAR includes all test data and analyses for the certification of this shipping container package as required by Title 10, Energy, Code of Federal Regulations, Part 71 (10 CFR 71), Packaging and Transportation of Radioactive Material, 1-1-2018 Edition."}
{"query": "aging management program for reactor vessel internals", "positive": "Aging Management Program: BWR Vessel Internals (B.2.1.7) indicates the specific items and evaluations related to managing aging effects in reactor vessel internals.", "negative": "Jet Pump Assemblies: Castings (Inlet elbow, Mixing assembly, Diffuser casting, Restraint Bracket) serve a Direct Flow function and are made from Cast Austenitic Stainless Steel (CASS) in a Reactor Coolant and Neutron Flux environment."}
{"query": "Uranium isotopes analysis", "positive": "Uranium-235 |            | 33.8       | 32.0 | ug/Kg | 94.5   | (80%-120%) | 09/17/18     | 10:04      |", "negative": "Batch                | 1800921    |             |      |      |        |      |             |             |             |              |            |"}
{"query": "What is the significance of nuclide activity in nuclear safety assessments?", "positive": "Activity (pCi/M\u00b2) refers to the measure of the number of decays of a radioactive nuclide per unit area, which is crucial for assessing radiological hazards in nuclear safety evaluations.", "negative": "Co-60 has a yield of 100.00% and an energy level of 1173.22 keV, making it relevant for various industrial applications."}
{"query": "What are the components maintained in the pump section of a nuclear facility?", "positive": "The TRAIN & PUMP SECTION IN MAINTENANCE includes various components such as GATE VALVE 16, GATE VALVE 19, and CHECK VALVE among others that are subjected to regular maintenance checks to ensure operational safety.", "negative": "The turbine driven pump is crucial for maintaining pressure and flow in nuclear reactors and is regularly inspected to prevent failures."}
{"query": "The analysis must consider the potential risks associated with materials that may impact the control room environment.", "positive": "The potential effect of an anhydrous ammonia release on control room habitability was evaluated, and it was determined that the probability of an event at this location resulting in uninhabitability of the control room was sufficiently low so as to allow this source to be eliminated from concern.", "negative": "The 19 materials and their respective quantities (for example, maximum quantity per shipment) were evaluated in the CPS USAR for impact on control room habitability."}
{"query": "how to determine the ACTIVE/INACTIVE status of a reactor operator's license", "positive": "The applicant determines RO A\u2019s license is INACTIVE", "negative": "The shift period is defined by the schedule worked by the rotating shift crews."}
{"query": "chemical waste management process", "positive": "Laboratory samples which contain reagent chemicals (and possibly tritiated liquid) are discarded through a sample room sink which drains to the chemical drain tank. Chemical drains requiring radwaste processing are sent to the waste management system or may be processed through the radwaste processing facility demineralizers and/or the radwaste processing facility filtration system.", "negative": "Another source of water to the floor drain tank is the chemical laboratory drains. Excess nonreactor grade samples that are not chemically contaminated and laboratory equipment rinse water are drained to the floor drain tank."}
{"query": "What are the minimum and maximum limiting ages for liquefaction features?", "positive": "Min Age (cal. yr B.P.)\u00b9 and Max Age (cal. yr B.P.)\u00b9 are presented for various sites such as Ashley County, Portland Site, and Morgan Site, indicating the chronological range of geological features identified in these areas.", "negative": "Data from Cox et al. (2004), Cox and Larson (2004), and Cox (2004, personnel communication) provides insights into geological studies conducted in the region."}
{"query": "What is meant by molten material in nuclear reactor cores?", "positive": "Video data from the interior of the core bore holes revealed a region of previously molten material directly below the hard crust and a region of intact standing fuel rods extending from the bottom of the previously molten region to the bottom of the core.", "negative": "The drill cuttings or sandy debris collected at various depths provide insight into the physical conditions of the reactor core but do not necessarily indicate the state of the fuel."}
{"query": "The analysis of licensing requirements for the emergency operating procedures ensures safety in reactor operation.", "positive": "Licensing requirements for emergency operating procedures (EOPs) are critical to ensuring the safety of nuclear reactor operation, especially during abnormal conditions.", "negative": "The operator must ensure proper communication with the control room during normal operation to avoid miscommunication during critical events."}
{"query": "The regulatory guidelines specify minimum enrichment levels for reactor fuel assemblies to ensure safety and efficiency.", "positive": "Minimum Initial Assembly Avg. Enrichment values are critical for determining the fuel design and operational safety of various PWR assembly types.", "negative": "In addition to fuel assembly designs, the reactor's cooling system capacity must also be robust to maintain safe operating temperatures."}
{"query": "What is a cooling water reservoir in nuclear power plants?", "positive": "The NRC staff concluded that construction of the cooling water reservoir required to supply water to the cooling system would result in MODERATE impacts on the aquatic environment.", "negative": "Water quality permits required through Federal and State regulations would control, reduce, or mitigate potential effects on the aquatic environment."}
{"query": "What are the regulatory requirements for emergency response data systems in nuclear power plants?", "positive": "Outlines a set of system, testing, and implementation requirements for the emergency response data system (ERDS) for operating nuclear power reactor licensees, and \u00a7 50.72, \u201cImmediate notification requirements for operating nuclear power reactors,\u201d includes requirements for activation of ERDS.", "negative": "For example, SMRs or ONTs may need to be prepared for events associated with contiguous or nearby facilities\u2019 hazards."}
{"query": "The actuation logic for the Engineered Safety Feature Actuation System (ESFAS) must meet specific criteria outlined in section 3.3.15.", "positive": "The ESFAS Actuation Logic is described in detail in section 3.3.15 of the regulatory guidelines, ensuring the system can respond effectively during critical situations.", "negative": "The frequency of operations for various surveillance activities must be strictly followed, even when no specific requirements are indicated."}
{"query": "pressure boundary evaluations", "positive": "Reactor coolant pressure boundary components: piping, piping components; other pressure retaining components with fatigue analyses | Pressure Boundary | Stainless steel | Reactor coolant | Cumulative fatigue damage: cracking due to fatigue, cyclic loading | Section 4.3 \"Metal Fatigue\"", "negative": "Class 1 valve bodies and bonnets | Pressure Boundary | Cast austenitic stainless steel | Reactor coolant >250\u00b0C (~482\u00b0F) | Loss of fracture toughness due to thermal aging embrittlement | ASME Section XI Inservice Inspection, Subsections IWB, IWC, and IWD (B.2.1.1)"}
{"query": "regulatory history of the Oconee plant", "positive": "Petitioners\u2019 desire to present even further detail on the regulatory history of the Oconee plant or Petitioners\u2019 generalized grievances therewith far exceeds the purpose of an appeal.", "negative": "As the Commission has explained, \u201c[o]ur page limits on appeal briefs are intended to encourage parties to make their strongest arguments as concisely as possible.\u201d"}
{"query": "pertinent information program", "positive": "Technical References: OP-AA-102-104 (PERTINENT INFORMATION PROGRAM)", "negative": "**Cognitive Level:** Higher  \u2610  Lower   \u2611  "}
{"query": "What are the characteristics of the Tuscaloosa Aquifer System?", "positive": "Some wells in the Hopkins area (Grid 29Q, Fig. 2-3) and many small-diameter domestic wells northeast of the WEC site (Grid 29P) tap artesian sand aquifers within the Tuscaloosa Aquifer System.", "negative": "To the southeast, where Tuscaloosa aquifers thicken and are more permeable, several large-capacity irrigation wells (26R-1, 27Q-1) tap this aquifer system."}
{"query": "instruments operable with only dc battery power", "positive": "Instruments and controls operable with only dc battery power available are crucial during a Station Blackout to ensure continued monitoring and safety of the reactor system.", "negative": "The ability of operators to evaluate feedback from safety systems during normal operations is essential for maintaining plant integrity and preventing incidents."}
{"query": "The flow rate measurements for riser holes is critical for assessing reactor operations.", "positive": "Total riser hole flow is an important metric that integrates the flow contributions from all holes combined, providing insights into reactor performance.", "negative": "The cooling system operates by circulating water through the reactor core to manage temperatures during operations."}
{"query": "What is the significance of extravasation in nuclear medicine?", "positive": "Extravasation of diagnostic radiopharmaceuticals is common.", "negative": "The Society of Abdominal Radiology and American College of Radiology co-developed a \u201cpractice quality improvement project\u201d to study extravasations that occur during CT exams."}
{"query": "LOCA and LOOP probabilities", "positive": "It is suggested that the \"low probability\" prediction should be strengthened to also include CCF of DG fail-to-start. Also, LOCA with consequential LOOP may be more probable than independent LOCA and LOOP.", "negative": "Based on this F&O being resolved except for documentation updates which have no quantitative impact on the PRA model, this open F&O has no impact on the GSI-191 evaluation."}
{"query": "What is a reactor coolant system?", "positive": "The Reactor Coolant System includes the Pressurizer Safety Valves and Pressurizer Power Operated Relief Valves, which are essential components in managing the pressure and cooling of the reactor core.", "negative": "The Containment Spray System serves to reduce the temperature and pressure within the containment building during a loss of coolant accident by spraying water inside the containment."}
{"query": "What is the purpose of the Resources Databook in nuclear emergency planning?", "positive": "The Resources Databook (RDB) is an extremely useful tool in an emergency at River Bend Station.", "negative": "Volume 1 also contains data by Protective Action Section which includes general population data, listing of individuals requiring transportation and special needs, transportation needs of facilities requiring additional vehicles to accomplish evacuations, listing of transient facilities and evacuation time estimates."}
{"query": "What are the specifications for unirradiated fuel assemblies used in Yankee Class?", "positive": "Length: Maximum = 111.8 inches, Minimum = 109.0 inches.", "negative": "The original fuel assemblies for the INTACT FUEL RODS, DAMAGED FUEL RODS, FUEL DEBRIS and damaged fuel cans shall meet the criteria specified in Table B2-2 for the fuel assembly class, and meet the following additional specifications."}
{"query": "What are engineered safety features in nuclear reactors?", "positive": "Engineered safety features are systems designed to prevent or mitigate the consequences of accidents by ensuring that the reactor remains in a safe condition under a variety of conditions.", "negative": "A comprehensive overview of the licensing process includes submission deadlines and the requirements for documentation, aiming to streamline operations successfully."}
{"query": "Nuclear regulatory control is essential for ensuring the proper management of nuclear waste.", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What are the material properties of ASTM A-572 Gr. 60?", "positive": "Material properties for ASTM A-572 Gr. 60 include an elasticity modulus (E\u00b2) of 29.4 (10\u00b3 ksi) at 70\u00b0F, yield strength (S\u209c) of 60.0 ksi, and tensile strength (S\u2091) of 75.0 ksi.", "negative": "The reactor core is designed to achieve optimal neutron flux for efficient nuclear fission."}
{"query": "The NRC mandates that license holders must monitor radioactive emissions in various environments.", "positive": "Gamma radiation measurements are crucial for determining the levels of radioactivity in a given environment, as reflected by consistent monitoring and compliance with safety standards.", "negative": "Technical specifications require regular calibration of measurement instruments to ensure accurate performance and adherence to regulatory requirements."}
{"query": "What is the significance of K-40 in radioactive measurements?", "positive": "| K-40        | 0.99| 1460.75    | 10.67        | 4.62E+00 | 5.59E-01             |", "negative": "The NRC requires detailed analysis of the environmental impact assessments conducted during the licensing process."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "The Peak Centroid is a key parameter in nuclear spectroscopy, providing the energy at which the maximum counts occur for a specific peak, and is typically measured in kiloelectronvolts (keV).", "negative": "Errors quoted at 2.00 sigma are used to ensure the statistical validity and reliability of the measurements obtained during experiments."}
{"query": "The NRC mandates that licensees evaluate the safety of operating in extended burnup conditions in their regulatory filings.", "positive": "In this report, we apply the SSP CMS5 methodology to Pressurized Water Reactors (PWRs) for extended enrichment and burnup analyses relevant to Small Modular Reactors (SMRs).", "negative": "The validation of numerical codes ensures they accurately predict reactor behavior under various operational scenarios."}
{"query": "operable diesel generators", "positive": "Required Action B.3.1 provides an allowance to avoid unnecessary testing of OPERABLE DGs. If it can be determined that the cause of the inoperable DG does not exist on the OPERABLE DGs, SR 3.8.1.2 does not have to be performed.", "negative": "Operation may continue in Condition B for a period that should not exceed 14 days. Alternatively, a Completion Time can be determined in accordance with the Risk Informed Completion Time Program."}
{"query": "What are the components of the steam generator boundary in a nuclear reactor?", "positive": "Table 5.2-9 lists the Steam Generator Primary/Secondary Boundary Components, detailing descriptions and maximum fatigue usage for conditions such as Normal, Upset, and Test.", "negative": "The Tubesheet Center component has a maximum fatigue usage of 0.16 under normal conditions, indicating its structural integrity during regular operation."}
{"query": "What is online monitoring in the context of nuclear reactor regulation?", "positive": "The licensee, SNC, proposes to use online monitoring (OLM) methodology as the technical basis to switch from time-based surveillance frequency for channel calibrations to a condition-based calibration frequency based on OLM results.", "negative": "The NRC staff from the Office of Nuclear Reactor Regulation (NRR) has initiated its review of the LAR in accordance with NRR Office Instruction LIC-101, \"License Amendment Review Process\" (ML19248C539)."}
{"query": "nuclide activity measurement", "positive": "| K-40   | 0.97  | 1460.75       | 10.67     | 5.42E+00              | 8.42E-01              |", "negative": "The NRC ensures that all safety systems are tested and verified to operate correctly under all conditions."}
{"query": "What actions are necessary to establish feedwater flow in a nuclear plant?", "positive": "12. ESTABLISH feedwater flow: | BOP | | a. START secondary plant pumps as necessary: | | 1. Hotwell pumps. | | 2. Condensate booster pumps. | | 3. Cond DI booster pumps.", "negative": "12. ESTABLISH feedwater flow: | BOP | | a. START secondary plant pumps as necessary: | | 1. Hotwell pumps. | | 2. Condensate booster pumps. | | 3. Cond DI booster pumps."}
{"query": "What is the purpose of the Initial Prehearing Conference at the NRC?", "positive": "The Board issued an Order scheduling the Initial Prehearing Conference for February 12, 2025, at NRC Headquarters.", "negative": "Joint Petitioners believe that personal interactions with these participants are essential to ensure that the Board fully appreciates the concerns and evidence that Joint Petitioners intend to present."}
{"query": "The NRC mandates that all licensees must conduct thorough assessments of their operational safety protocols.", "positive": "Nuclear reactor licensees are required to submit a safety analysis report that demonstrates compliance with all applicable regulatory requirements.", "negative": "The author of this section has provided insights on document approval timelines and the validation process of records."}
{"query": "The NRC mandates that companies must provide thorough assessments of radioactive materials present in soil samples.", "positive": "| Uranium-238 |           | 1030   | +/-85.1     | 9.53| 0.500| pCi/g  |", "negative": "The moisture content of the soil sample was determined to be 9.77%."}
{"query": "The NRC requires a comprehensive aging management program for components exposed to reactor coolant.", "positive": "The BWR Vessel Internals (B.2.1.7) and Water Chemistry (B.2.1.2) program will be used to manage cracking of the nickel alloy core shroud and core plate access hole covers and steam dryers exposed to reactor coolant and neutron flux in the Reactor Vessel Internals.", "negative": "An exception applies to the NUREG-2191 recommendations for Water Chemistry (B.2.1.2) program implementation."}
{"query": "The NRC mandates that licensees submit detailed analyses concerning safety measures for nuclear operations.", "positive": "The safety analysis report must demonstrate that the facility can operate within regulatory limits and that measures are in place to mitigate any potential hazards.", "negative": "In the results section, various statistical methods are employed to interpret the data collected during the experimentation phase."}
{"query": "Residual Heat Removal System", "positive": "Safety Function: 4P", "negative": "Validation Time: 20 minutes"}
{"query": "The TSC must be equipped with dependable communications systems to interact with the MCR, OSC, EOF, and various local and state agencies during emergencies.", "positive": "The habitability capabilities of the proposed TSC as described above provide for the radiological protection of TSC personnel consistent with the guidance provided in NUREG-0696 [Reference 1] and NUREG-0737, Supplement 1 [Reference 2].", "negative": "Revision 15 of the Emergency Plan [Reference 7] identified several communications systems available to TSC personnel for communications with the MCR, OSC, EOF and NRC. These included commercial."}
{"query": "The regulatory framework mandates that all nuclear facility operators must secure appropriate licenses and permits before initiating operations.", "positive": "Before operating a nuclear facility, licensees must obtain a license that is granted by the NRC, which includes demonstrating compliance with safety regulations and technical requirements.", "negative": "The use of advanced cooling systems in nuclear reactors significantly improves efficiency and reduces operational costs across various power plants."}
{"query": "What is the purpose of an interim notification under 10 CFR Part 21?", "positive": "Our present goal is to complete our evaluation by February 5, 2021 at which time a determination will have been made as to whether a substantial safety hazard exists.", "negative": "If there are any questions or if additional information is required, please contact the writer using the contact information provided above or by email at dbrown@lakeengineeringri.com."}
{"query": "ASME Code for Operation and Maintenance of Nuclear Power Plants", "positive": "Specification 4.0.5 establishes the requirement that inservice testing of ASME Code Class 1, 2, and 3 pumps and valves shall be performed in accordance with a periodically updated component of the ASME Code for Operation and Maintenance of Nuclear Power Plants (ASME OM Code) and applicable Addenda as required by 10 CFR 50.55a.", "negative": "The purpose of this specification is to ensure that system and component OPERATIONAL requirements or parameter limits are met before entry into a MODE or condition for which these systems and components ensure safe operation of the facility."}
{"query": "nuclear reactor regulation", "positive": "The Office of Nuclear Reactor Regulation is responsible for ensuring the safety and compliance of commercial nuclear power plants according to federal regulations.", "negative": "The Chief Information Officer oversees the administration of information technology services and systems within the agency."}
{"query": "Turbine Impulse Transmitter failure", "positive": "Reports MPC-253 has failed low", "negative": "Checks rod position above low-low rod insertion limit."}
{"query": "transuranic waste disposal", "positive": "In early 1976, ERDA officials decided to build the Waste Isolation Pilot Plant (WIPP) in a bedded salt deposit near Carlsbad, New Mexico, to be used for disposal of transuranic wastes from the defense program and for the performance of R&D with other waste materials in salt.", "negative": "While ERDA was occupied with nuclear energy challenges inherited from the AEC, other energy legislation passed in 1974 compelled it to diversify its energy R&D."}
{"query": "device not subject to registration", "positive": "Devices that are not subject to registration include those that are not typically categorized under the regulatory guidelines set forth by the NRC, which allows for operational flexibility in certain scenarios.", "negative": "The Manufacturer License No is essential for tracking and managing registered devices within the regulatory framework."}
{"query": "What is the purpose of a security baseline inspection in nuclear power plants?", "positive": "On December 4, 2020, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Quad Cities Nuclear Power Station and discussed the results of this inspection with Mr. Ken Ohr, Site Vice President and other members of your staff.", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "What is the COBRA-FLX critical heat flux correlation?", "positive": "The COBRA-FLX critical heat flux correlation provides a means to predict local heat transfer characteristics under varying thermal-hydraulic conditions.", "negative": "Table B-3 presents local conditions derived from COBRA-FLX simulations for grid tests to assess various configurations."}
{"query": "The wiring diagram must include all necessary components and interconnections that define system operation.", "positive": "The core dolly wiring schematic T3A100E840 provides a detailed representation of the electrical connections and control circuitry relevant to the operational integrity of the system.", "negative": "It is essential to ensure that all personnel are trained on emergency procedures and evacuation routes in case of an incident."}
{"query": "The steady-state LHGR limits must be adjusted based on core flow and thermal power considerations.", "positive": "Steady-state LHGR<sub>ss</sub> limits are provided for Framatome Fuel (Table 9). These steady-state LHGR<sub>ss</sub> limits must be modified as follows:", "negative": "The safety evaluation (Reference 30) concluded that the BEO-III w/ CDA solution is acceptable subject to certain cycle-specific limitations and conditions (Reference 35)."}
{"query": "What is a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document that provides an assessment of the safety of a nuclear facility, detailing various aspects including potential hazards, safety systems, and compliance with regulatory requirements.", "negative": "The reactor's primary coolant pump is designed to maintain flow during operational conditions and is tested for both efficiency and functionality under various temperature scenarios."}
{"query": "smoothed response spectra", "positive": "Smoothed response spectra are generally used for design purposes; for example, a standard spectral shape that has been used in the past is presented in RG 1.60.", "negative": "Describe the population distributions within 50 miles of the site, including any seasonal or transient populations. Specify the low population zone."}
{"query": "The NRC mandates that licensees conduct a peak analysis to assess radioactive isotopes in samples.", "positive": "Peak Analysis Performed on: 6/3/2019 10:11:43 AM.", "negative": "Sample Size: 8.75E+02 grams."}
{"query": "The NRC established a dedicated safety review group to ensure the thorough evaluation of safety-related procedures at the facility.", "positive": "In 1983, the NRC approved a change in the licensee\u2019s organization that created an onsite safety review group (SRG) for independent review and audit.", "negative": "Expertise from external organizations was needed because many aspects of the cleanup were beyond the expertise of the licensee."}
{"query": "loss of 10400 bus", "positive": "- Report loss of 10400 bus", "negative": "- Enter TS LCO 3.8.1 Condition A (7 days)"}
{"query": "minimum DNBR and reactivity insertion rate at full power", "positive": "The minimum Departure from Nucleate Boiling Ratio (DNBR) is determined based on the reactivity insertion rate during rod withdrawal at 100 percent power, which must not fall below certain values to ensure safe reactor operation.", "negative": "The maximum feedback term is critical for ensuring that the reactor remains stable and within operational limits during normal and transient conditions."}
{"query": "How does the NRC facilitate flexibility in meeting acceptance criteria for systems?", "positive": "The 1426 guidance is the -- we had a brief on that in December also, and it was the risk-informed evaluation process supporting this acceptance criteria for the ECC systems and LWRs.", "negative": "So, this is just a graphical overview of what we\u2019re going to be talking about for the remainder of the morning."}
{"query": "We are monitoring developments related to the harvesting effort concerning Muhleberg and will keep our communications updated.", "positive": "Robert Tregoning is the Technical Advisor for Materials at the U.S. Nuclear Regulatory Commission.", "negative": "Please give my regards to Klaus when you see/speak to him."}
{"query": "What are the training requirements for personnel in nuclear facilities?", "positive": "The training and qualifications of craft and quality assurance personnel may be reviewed as there have been past problems with the use of inexperienced personnel.", "negative": "The safety assessment included a thorough evaluation of the reactor's cooling system and its ability to handle emergency scenarios."}
{"query": "The NRC requires comprehensive analysis of chemical constituents in licensee submittals.", "positive": "Cyanide, total | EPA 335.4 | 0.5 | 0.0045 | B | mg/L | 0.003 | 01 | 07/30/24 14:13 | bls", "negative": "Uranium, dissolved | EPA 200.8 | 5 | 0.00545 | | | mg/L | 0.0005 | 0.0025 | 08/10/24 20:57 | aps"}
{"query": "The assessment of the physical conditions of the survey unit included a detailed visual inspection before performing the field survey.", "positive": "An FSS Supervisor performed a visual inspection and walk-down of the survey unit on September 17, 2019, prior to performing FSS.", "negative": "FSS field activities were projected to take four (4) working days to complete."}
{"query": "The importance of conducting a thorough containment analysis in reactor design cannot be overstated.", "positive": "The other one I think belongs more under FFRD, which is the role of the best estimate analysis in --", "negative": "Right, and some of it was just kind of teeing off some of the comments Tom had."}
{"query": "The Automatic Depressurization System (ADS) can be triggered by either of its two divisional trip systems, and both must operate to start this safety feature.", "positive": "The ADS has two divisional trip systems, and either one can initiate automatic depressurization. Each trip system has two trip logics, both of which must trip to initiate ADS.", "negative": "Core Spray (CS) is a four-pump, two-loop system that is backed up by the four-loop LPCI mode of the RHR system."}
{"query": "The analysis determined which nuclides should be included in the solution based on specific criteria.", "positive": "Errors quoted at 2.00 sigma", "negative": "X  = nuclide rejected by the interference analysis"}
{"query": "What is the role of LPCI pumps in nuclear safety systems?", "positive": "For each low pressure ECCS actuation system, there is one push button arranged in a single channel logic.", "negative": "4 instrument channels arranged in a 1-out-of-2 taken twice logic."}
{"query": "The NRC mandates that applicants must provide safety analyses for the proposed storage solutions...", "positive": "Figure 6.8b \u2013 Fully reflected damaged 5x5x6 package array: 60 kgs UO\u2082 + H\u2082O mixture, CTU-2 observed non-uniform burn (horizontal and vertical views)", "negative": "The units of measurement are based on the density of materials and the specific design requirements for the construction."}
{"query": "What are the considerations for maintaining control room integrity during a severe accident?", "positive": "The containment is not degraded by a severe accident.", "negative": "There are programs in which we are testing the control rooms and its leak tightness."}
{"query": "surveillance frequency requirements", "positive": "Only required to be met during CORE ALTERATIONS. One SRM may be used to satisfy more than one of the following. Verify an OPERABLE SRM detector is located in: a. The fueled region; b. The core quadrant where CORE ALTERATIONS are being performed, when the associated SRM is included in the fueled region; and c. A core quadrant adjacent to where CORE ALTERATIONS are being performed, when the associated SRM is included in the fueled region.", "negative": "Perform CHANNEL CHECK."}
{"query": "What is a cuboid in the context of nuclear engineering?", "positive": "A cuboid is a rectangular solid with six faces, where opposite faces are equal and parallel, often used in modeling structural components in nuclear plants.", "negative": "In various reactor types, it is essential to analyze the thermal-hydraulic behavior under postulated accident conditions."}
{"query": "What is the role of the Residual Heat Removal System in nuclear reactors?", "positive": "The Residual Heat Removal System is designed to remove residual heat from the reactor core following shutdown and maintain the core temperature below the specified limits.", "negative": "The effective date for the revisions to the system operating instruction is noted as 03-09-2022, reflecting the continuous need for updates and adherence to operational protocols."}
{"query": "What is the significance of energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration is performed to ensure accurate identification of energy levels of detected gamma rays, which is crucial for determining the presence and concentration of radioactive materials in a sample.", "negative": "The sample size for the analysis was measured to be 9.004E+02 grams, indicating a significant amount of material for the testing process."}
{"query": "The NRC evaluates the environmental impact of steam generator tube ruptures by analyzing mass release scenarios.", "positive": "Mass flow rate is an important parameter in calculating the atmospheric mass releases resulting from intact steam generator tube failures, as shown in operational data graphs.", "negative": "The Southern Company's Vogtle Electric Generating Plant is known for its advancements in reactor technology and operational efficiency."}
{"query": "Loss of Coolant Accident (LOCA) regulations", "positive": "Loss of Coolant Accident (LOCA) Inside Containment (Main Steam) is described in D3 Section 3.34 of the application.", "negative": "Item No. 44 is still open and pertains to the recirculation line, without further specifics provided in this section."}
{"query": "What are the criteria for scoping safety-related systems in nuclear license renewal?", "positive": "Safety-related systems and structures are included within the scope of LR in accordance with 10 CFR 54.4(a)(1) scoping criterion. The current definition of safety-related per 10 CFR 54.4(a)(1) is:", "negative": "The scoping methodology utilized for electrical and I&C systems was similar to the mechanical system-level scoping described above."}
{"query": "The program will evaluate whether aluminum alloy components are affected by pitting and crevice corrosion due to their exposure to specific environments.", "positive": "This item evaluates loss of material due to pitting and crevice corrosion in aluminum alloy insulated piping and piping components exposed to air and condensation environments.", "negative": "Barrier coatings which isolate a component from aggressive environments are not credited."}
{"query": "hydrogen water chemistry system", "positive": "Engineering Report for the Hydrogen/Oxygen Storage Skid Site Location for the Hydrogen Water Chemistry System at Grand Gulf Nuclear Station (Sargent & Lundy Report No. SL-5104 dated 1/16/97).", "negative": "Mississippi Department of Transportation; Mississippi, August 2002, [http://www.mdot.state.ms.us/ports/default.htm](http://www.mdot.state.ms.us/ports/default.htm)."}
{"query": "debris-flow conditions from tephra deposits", "positive": "The 11.9 cm tephra-fall deposit from a YVF VEI 4\u20135 pyroclastic eruption does not appear to have the potential for creating debris-flow conditions for potential flood and channel conditions in the NFLMC basin.", "negative": "A VEI 8 supervolcano eruption from Yellowstone caldera could potentially deposit 54\u2013113 cm of tephra (i.e., Mastin et al., 2014) in the 67 km^3 NFLMC basin."}
{"query": "What is the significance of the Indiana bat in environmental assessments?", "positive": "The Indiana bat (*Myotis sodalis*) is a federally listed endangered species.", "negative": "The IESPB also lists state-protected species on the IDNR website."}
{"query": "NRC license conditions", "positive": "We hereby agree, as the management of Heart Rhythm & Pacemaker Specialist, LLC, to all of the constraints, conditions, requirements, and commitments identified in the existing Nuclear Regulatory Commission license # 21-32248-01 for Heart to Heart, P.C.", "negative": "Heart Rhythm & Pacemaker Specialist, LLC is committed to providing innovative treatments and advanced technology in cardiac care."}
{"query": "The NRC guidelines suggest that BWR core plate rim holdown bolts must be managed to prevent stress relaxation due to thermal or irradiation effects.", "positive": "GALL-SLR Report AMP XI.M9 manages loss of preload due to thermal or irradiation- enhanced stress relaxation in BWR core plate rim holdown bolts.", "negative": "The nickel alloy reactor vessel internals consist of the following; core shroud support assembly, core shroud access hole covers and bolting, jet pump hold-down beams, jet pump repair hardware and core spray repair hardware."}
{"query": "ESAS manual initiation", "positive": "Condition A applies when one manual initiation channel of one or more ESAS Functions becomes inoperable. Required Action A.1 must be taken to restore the channel to OPERABLE status within the next 72 hours or in accordance with the Risk Informed Completion Time Program.", "negative": "Remaining within the Applicability of the LCO is acceptable because the plant risk in MODE 4 is similar to or lower than MODE 5 (Ref. 2)."}
{"query": "core damage frequency in nuclear reactors", "positive": "VSLOCAs have CDFs on the order of 1E-10 (BWRs) and 1E-09 (PWRs) yr\u207b\u00b9", "negative": "Plant risk and safety performance have continued to improve (utilities focusing on maintenance and improvements that positively impact risk, safety, and operability)"}
{"query": "carbonate aquifers in the Valley and Ridge province", "positive": "The primary carbonate aquifers in the Valley and Ridge province are made up of carbonate Mississippian, Cambrian, and Ordovician rocks. The aquifers underlie more than one-half of the Valley and Ridge province in Tennessee and are typically present in valleys and rarely on broad, dissected ridges.", "negative": "The repeating lithology created by thrust faulting and the location and presence of streams within the Valley and Ridge province of eastern Tennessee, in part, results in localized groundwater movement."}
{"query": "recirculation transport fraction", "positive": "Recirculation-pool transport fractions were identified for each debris type associated with the location of its initial distribution.", "negative": "This same analysis was applied for each type of debris at PBN1 and PBN2."}
{"query": "What are the measured values for Neptunium-237 in pCi/g?", "positive": "Neptunium-237      | U          | -0.00178 | pCi/g   | 10/13/19 10:23 |          |       |              |               |            |            |          |", "negative": "Curium-243/244     | U          | -0.00426 | pCi/g   |          |       |              |               |            |            |          |"}
{"query": "What is a tectono-magmatic model in nuclear regulatory evaluations?", "positive": "Following guidance in Regulatory Guide 4.26, a tectono-magmatic model can be useful in evaluating the large-scale processes that led to the occurrence of Quaternary volcanism at specific locations in the site region.", "negative": "Volcanism in the ESRP, YVF, and UWRB volcanic fields originates from the thermal and mechanical effects in the upper mantle from the passage of the North American tectonic plate over the Yellowstone hotspot."}
{"query": "The NRC mandates that all licensees ensure compliance with established safety standards during reactor operations.", "positive": "The licensing process for nuclear reactors involves a comprehensive review of safety analyses, design specifications, and operational protocols to ensure public safety and environmental protection.", "negative": "The analytical results presented in this appendix will help in evaluating the overall performance and reliability of the systems implemented."}
{"query": "indicated neutron flux", "positive": "**Indicated neutron flux** (four such).", "negative": "The digital rod position indication system is described in Reference 4."}
{"query": "What are the preventive actions for maintaining bolting integrity in nuclear structures?", "positive": "Include preventive actions to ensure bolting integrity for replacement and maintenance activities by specifying proper selection of bolting material and lubricants, and appropriate installation torque or tension to prevent or minimize loss of bolting preload and cracking of high-strength bolting.", "negative": "Revise implementing procedures that inspection of concrete structures, qualifications of inspection and evaluation personnel will be in accordance with ACI 349.3R-02."}
{"query": "The electrical power distribution subsystems must be functional and meet certain operational standards.", "positive": "Division I, Division II, and Division III AC and DC, and Division I and II AC vital bus electrical power distribution subsystems shall be OPERABLE.", "negative": "In accordance with the Risk Informed Completion Time Program."}
{"query": "What is the maximum allowable rod internal over-pressure for cladding materials?", "positive": "Maximum allowable rod internal over-pressure limits are summarized in Table B-1.", "negative": "A series of results are obtained for different cladding types, at beginning of life BOL and EOL."}
{"query": "The PSEG Site has been authorized to extract significant amounts of groundwater under the permits issued by NJDEP and DRBC.", "positive": "PSEG has authorization from the New Jersey Department of Environmental Protection (NJDEP) (Reference 2.4.12-22) and Delaware River Basin Commission (DRBC) (Reference 2.4.12-15) for consumptive use of up to 43.2 million gallons of groundwater per month at HCGS and SGS combined.", "negative": "Groundwater withdrawals in central and southern NJ increased from 1904 to a peak in the mid/late 1970s."}
{"query": "Reactor Vessel Aging Management", "positive": "Aging Management Program: Water Chemistry (B.2.1.2) is specified for the Reactor Vessel (Shell and Welds) to address loss of material due to pitting, crevice corrosion in the reactor coolant and neutron flux environment.", "negative": "Cumulative Fatigue Damage is noted as an aging effect requiring management for the Reactor Vessel (Upper Head), with the corresponding program detailed in Section 4.3 'Metal Fatigue'."}
{"query": "The NRC oversees the evaluation of potential flooding impacts on the Sequoyah Nuclear Plant.", "positive": "Table 9.2-1 shows the PMF Elevations at SQN (TRM 484.5) Resulting from Reevaluation, which is critical for assessing flood threats.", "negative": "Figure 3-1 illustrates the Sequoyah Nuclear Plant layout, providing an overview of its physical structure and arrangement."}
{"query": "recirculation pump failure analysis", "positive": "When a recirculation pump ceases operation, it is crucial to evaluate the automatic control actions in the presence of postulated plant protective system common cause failures, which must be diverse from the plant protective system itself.", "negative": "The reactor vessel head integrity is essential to maintain containment and prevent the escape of radioactive materials."}
{"query": "The motor-operated valves play a critical role in ensuring the low-pressure safety injection system functions properly during various scenarios.", "positive": "The motor-operated valves are essential components in the low-pressure safety injection system, ensuring prompt response during emergency situations.", "negative": "Before core loading, various system characteristics are validated to ensure the overall technical safety and operational capacity of the reactor."}
{"query": "The assessment of wind patterns is critical for the operational safety of the facility.", "positive": "Period of record at GGNS site, 2001 \u2013 2003. Data from Site Meteorological Tower (Reference 2).", "negative": "The N-NE sector showed a maximum wind persistence of 19 at the Grand Gulf site, compared to 15 at Vicksburg."}
{"query": "How to measure surface dose rates in concrete storage casks?", "positive": "Measure dose rates at approximate 70-inch diameter at four points approximately on 90-degree axes.", "negative": "TSC mid-plane \u2013 approximately 92 inches from bottom. Measure dose rates at four target points (approximately 0, 90, 180 & 270 degrees) on the mid-plane."}
{"query": "worst-case duct breaks", "positive": "RC-34-MRCL-A4R1 | Worst Case Duct Breaks | 29\" | Small |  7.75 |  8.02 |", "negative": "The analysis includes various materials such as mineral wool and qualified epoxy for thermal insulation."}
{"query": "The safety systems must ensure accurate measurements of all relevant variables under specific conditions.", "positive": "The CSS inputs are derived from signals that are direct measures of the desired variables.", "negative": "The Hydrogen Skimmer System prevents hydrogen pocketing in closed Containment spaces and compartments."}
{"query": "The licensing process for nuclear facilities is governed by specific regulations set forth by the NRC.", "positive": "The licensing of a nuclear facility involves a comprehensive review process conducted by the NRC to ensure compliance with safety standards and regulations.", "negative": "The plant's power output varies with changes in reactor temperature and coolant flow rates, impacting overall efficiency."}
{"query": "environmental report for nuclear projects", "positive": "The Environmental Report describes the project area, which includes details on occupied residences and public buildings in relation to the controlled area as defined by the regulatory framework.", "negative": "The base map utilizes USGS 1:24,000 quad data and includes drawing coordinates specific to the NM83-WF region."}
{"query": "What are the key components of nuclear licensing safety assessments?", "positive": "The safety assessment for nuclear licensing must include a thorough evaluation of the potential radiation exposure, operational procedures, and emergency response plans under various operating conditions.", "negative": "The agreement between parties was finalized following extensive negotiations, ensuring that all terms were clearly understood and accepted."}
{"query": "nuclide identification", "positive": "The identified nuclides include K-40, CS-137, PB-212, BI-214, and RA-226, with specific measurements of confidence, energy, yield, and activity as recorded in the report.", "negative": "Errors quoted at 2.000sigma indicate the statistical uncertainty in the measurements, which is crucial for ensuring the reliability of the data presented."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves several key steps, including pre-application consultations, the submission of a safety analysis report, and a thorough review by the Nuclear Regulatory Commission (NRC) to ensure compliance with safety regulations.", "negative": "The cooling system is designed to remove heat from the reactor and ensure safe operational conditions, utilizing both natural and forced circulation methods."}
{"query": "fluoride concentration in groundwater", "positive": "Fluoride concentrations in groundwater were recorded with varying levels across multiple monitoring wells, providing crucial data for assessing environmental safety.", "negative": "The Inferred Bottom of Bluff depicted in the report refers to geological features that are vital in hydrogeological studies but are unrelated to chemical concentrations."}
{"query": "What are the aging effects managed under the PWR Vessel Internals Program?", "positive": "This program is used to manage the effects of age-related degradation mechanisms that are applicable to the pressurized water reactor (PWR) reactor vessel internal (RVI) components. These aging effects include: 1. Cracking, including stress corrosion cracking (SCC), primary water stress corrosion cracking (PWSCC), irradiation-assisted stress corrosion cracking (IASCC), and cracking due to fatigue/cycle loading. 2. Loss of material induced by wear. 3. Loss of fracture toughness due to thermal aging and neutron irradiation embrittlement. 4. Changes in dimensions due to void swelling or distortion. 5. Loss of preload due to thermal and irradiation-enhanced stress relaxation or creep.", "negative": "The staff approved found the augmented updated inspection and evaluation (I&E) guidelines and criteria for PWR RVI components acceptable, as documented in the staff\u2019s safety evaluation of April 25, 2019 (ADAMS Accession No. ML190180001), and approved the use of MRP-227, Revision 1, for PWR-specific design bases in the staff\u2019s letters to the EPRI MRP dated February 19, 2020 and July 7, 2020 (ADAMS Accession Nos. ML2000D6152 and ML201745149)."}
{"query": "What is a safety-related system in nuclear licensing?", "positive": "A safety-related system is a system that is designed to function in case of abnormal operational conditions to ensure the protection of public health and safety.", "negative": "The reactor's cooling system operates by circulating water through the core to absorb heat, but it must also maintain structural integrity under high pressure."}
{"query": "The loss of preload in components due to thermal or irradiation-enhanced stress relaxation is critical in the management of reactor internals.", "positive": "Loss of preload due to thermal or irradiation-enhanced stress relaxation", "negative": "The reactor coolant system plays a crucial role in maintaining safe operation by removing heat from the reactor core."}
{"query": "What is the process for renewing nuclear power plant operating licenses?", "positive": "The Federal Register 78:37282 discusses the revisions to the environmental review for renewal of nuclear power plant operating licenses, outlining the regulatory framework and requirements that must be satisfied before renewal is granted.", "negative": "The National Pollutant Discharge Elimination System governs the discharge of pollutants into U.S. waters and is a crucial component of environmental protection policy."}
{"query": "radiological survey", "positive": "A radiological survey is performed to identify and measure the levels of radiation in specific areas, ensuring compliance with safety regulations.", "negative": "The instrument data for monitoring equipment is critical for maintaining accurate operational parameters and ensuring reliability in measurements."}
{"query": "LACBWR Circulating Water Discharge Pipe", "positive": "Assessment of the LACBWR Circulating Water Discharge Pipe Final Status Survey Data for Detection Efficiency and Detector Background", "negative": "Termination of License: 10 CFR 50.82(a)(6) and 50.82(a)(7)"}
{"query": "anticipated research in nuclear licensing", "positive": "ACRS has an apparent interest in the scope of our anticipatory research, and expressed some concern about a lack of that in DRA.", "negative": "Your action is to provide the input for your branch following the attached outline and instructions."}
{"query": "The NRC mandates that any changes to the manual materials need to be accurately reflected in the records of the licensees.", "positive": "The following changes have occurred to the hardcopy or electronic manual assigned to you.", "negative": "User information, including name, employee number, and address, should be verified regularly."}
{"query": "ACR-700 reactor design", "positive": "The ACR-700 is designed by Atomic Energy Canada Limited (AECL) and is based on the CANDU 6 design. The ACR-700 is a 1983 MWh light-water-cooled, heavy-water-moderated reactor.", "negative": "These adjustments, with considerations of the features of the other reactor designs, form the basis of the effluent source terms presented in Table 1.3-7 and Table 1.3-8."}
{"query": "The design basis earthquake motion for the ISFSI pad must account for specific acceleration values during seismic events.", "positive": "For Yankee-MPC and CY-MPC, the design basis earthquake horizontal acceleration at the top surface of the ISFSI pad is 0.25g in each orthogonal direction and is (0.25g x 0.667 = 0.167g in the vertical direction).", "negative": "The analyzed flood condition of 15 fps water velocity and a height of 50 feet of water (full submergence of the loaded cask) are not exceeded."}
{"query": "The average fuel enrichment must not exceed certain limits based on burnup for the WE 14x14 assembly design.", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU |\n|--------------------------------------------------|------------------------------------------------|\n| 1.3 \u2264 E < 1.5                                   | 2.5    | -     | -     | -     | -     | -     | -     |", "negative": "The regulatory body monitors the overall performance of nuclear facilities to ensure they meet safety standards."}
{"query": "environmental impacts assessment", "positive": "Therefore, the comparison presented in this Report is that of the Proposed Action, under which the TRISO-X Fuel Fabrication Facility (TRISO-X FFF) is constructed and would produce TRISO-X fuel while minimizing potential adverse environmental impacts, against the No-Action Alternative, under which the TRISO-X FFF is not constructed.", "negative": "The weighted scores found in Appendix C of the Site Study of each candidate site for the impact categories listed in Table 2.4-1 were used to assign the foreseeable environmental impacts."}
{"query": "What is the procedure for draining the pressurizer relief tank (PRT) in a nuclear reactor?", "positive": "The Unit Supervisor directs you to return the PRT level to 85% per BOP RY-4, DRAINING THE PRESSURIZER RELIEF TANK.", "negative": "The Unit is at 100% power."}
{"query": "What are the aging effects on concrete for nuclear reactor structures?", "positive": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation.", "negative": "Not Applicable. This item number only applies to concrete containments and BWR Mark III steel containments."}
{"query": "Understanding how the normal residual heat removal system interacts with other safety systems is crucial for operational integrity.", "positive": "Knowledge of the physical or control/protection logic relationship between the normal residual heat removal system and the following systems: (CFR: 41.2 to 41.9 / 45.7 to 45.8)", "negative": "The engineers discussed the specifications for the containment isolation valves, ensuring full compliance with safety regulations."}
{"query": "What are the important safety protocols regarding the operation of cold leg accumulator isolation valves?", "positive": "*Underlined portion of this step is critical to minimize the chance of nitrogen injection into the RCS.*", "negative": "When the first CLA isolation valve is operated this will trigger Event 1 ed06b Loss of 6.9 KV Shutdown Board 1B-B."}
{"query": "The reactor vessel is specifically designed to allow for remote inspection through the use of ultrasonic sensors, ensuring that critical areas can be easily monitored.", "positive": "The reactor vessel nozzle welds are designed to accommodate remote inspection with ultrasonic sensors. The nozzle area is tapered along the reinforced areas to ensure a smooth transition, and pipe branch locations are...", "negative": "Sample stations for routine sampling of process fluids are located as shown in the equipment location and general arrangement drawings presented in section 1.2. Proper shielding and ventilation are provided at the local sample stations to maintain radiation zoning in proximate areas and minimize personnel exposure during sampling."}
{"query": "The NRC mandates that surveys must be performed to ensure radiological safety during maintenance activities.", "positive": "Section 2.3.6 of the LTP describes a MARSSIM based radiological survey performed by RSCS on the NS Savannah exterior hull in September and October of 2019 while the ship was on drydock in Philadelphia, PA.", "negative": "Five components were identified as Class A waste, and two components were classified as Class B waste."}
{"query": "The distance from the Anna Point facility to the nearest marina is approximately 2.3 miles to the northwest.", "positive": "Anna Point, located 2.3 miles NNW, features 25 wet slips and 1 ramp.", "negative": "Lake Anna State Park, situated 4.3 miles NNW, provides a variety of recreational opportunities."}
{"query": "strainer penetration testing", "positive": "The test water used for fiber penetration testing had a chemical composition prototypical to PBN. The plant condition selected for testing was that of the minimum boron concentration of 0.22 mol/l and the maximum pH of 9.404.", "negative": "Note that the full strainer surface area was used when applying the penetration test results to determine the total in-vessel fiber load."}
{"query": "What is the significance of 10 C.F.R. \u00a7 54.21(b) in license renewal applications?", "positive": "The Staff raised an issue related to the applicability of 10 C.F.R. \u00a7 54.21(b). That regulation requires license renewal 'applicants' to periodically update their applications.", "negative": "Through NEPA, Congress tasked the NRC with evaluating the environmental impacts of a proposed major federal action before taking that action."}
{"query": "The NRC evaluates inspection findings to assess compliance with regulatory requirements and safety significance.", "positive": "One finding of very low safety significance (Green) is documented in this report. This finding involved a violation of NRC requirements.", "negative": "The results of this inspection are documented in the enclosed report."}
{"query": "gamma spectrum analysis procedure", "positive": "The gamma spectrum analysis was performed using a 500ml Marinelli geometry and involved measuring the energy and efficiency calibrations done on 7/8/2014.", "negative": "The sample size was recorded as 9.154E+02 grams and the sample was taken on 8/23/2018 at 9:57:00 AM."}
{"query": "The need to evaluate fast transients is critical when using \u00b9a,c to assess the performance of fuel rods.", "positive": "The importance of this phenomenon is high for fast transients if \u00b9a,c is used as a metric for determining fuel rod failures; see Section D.4.3.", "negative": "The reactor core design must accommodate various thermal and hydraulic conditions to ensure operational safety."}
{"query": "Completion Times represent the duration allocated for fulfilling a Required Action upon recognizing a situation that necessitates adherence to an ACTIONS Condition.", "positive": "The Completion Time is the amount of time allowed for completing a Required Action. It is referenced to the time of discovery of a situation (e.g., equipment or variable not within limits) that requires entering an ACTIONS Condition unless otherwise specified, provided that MAGNASTOR\u00ae is in a specified condition stated in the Applicability of the LCO.", "negative": "The purpose of this section is to establish the Completion Time convention and to provide guidance for its use."}
{"query": "The facility utilizes updated cooling towers to control water discharge temperatures effectively.", "positive": "To ensure that the NPDES permit limit is not challenged, MNGP replaced its two cooling towers after many years of service with new, upgraded ones with slightly greater cooling capacity.", "negative": "The electric field created by high-voltage lines can extend from the energized conductors on the lines to other conducting objects, such as the ground, vegetation, buildings, vehicles, and persons if appropriate clearances are not maintained, posing a shock hazard for the public and workers."}
{"query": "What are the population trends in the Region of Influence surrounding the Horizon Center site?", "positive": "In recent years, the ROI has grown at rates very similar to those of the State. Loudon County has experienced the most rapid population growth of the counties in the ROI, growing 24.2 percent between 2000 and 2010, compared to the other ROI counties that experienced growth rates ranging from 4.4 percent in Roane County to 13.1 percent in Knox County over the same time period.", "negative": "The data used in this section are the most current and complete data identified to address each topic."}
{"query": "The analysis of the weighted mean activity of various nuclides is crucial for understanding radiation doses in nuclear applications.", "positive": "Wt mean Activity for nuclide K-40 is measured at 6.00E-01 pCi/grams, indicating its radioactive properties.", "negative": "Errors quoted at 2.00 sigma indicate the level of uncertainty in the measurements across various assessments."}
{"query": "What does hydraulic conductivity measure in groundwater studies?", "positive": "Groundwater flow rate per unit hydraulic gradient.", "negative": "The river surface water elevation and duration for which the low water level conditions exist at the PSEG Site."}
{"query": "The NRC's flood hazard evaluations incorporate field data and other resources to determine risks associated with flooding at nuclear sites.", "positive": "This flood hazard reevaluation report outlines the methods and data used to assess the potential flooding impacts on the facility.", "negative": "The photographs included in this section provide a visual context that helps to understand the geographical layout of the surrounding area."}
{"query": "loss of shutdown cooling", "positive": "Per QCOA 1000-02, LOSS OF SHUTDOWN COOLING, step D.8.b., states if a vacuum is not present in the main condenser, increase reject flow and replace water with the CRD or Condensate systems.", "negative": "- **Plausible** because tripping recirc pumps removes the pump heat addition into the core."}
{"query": "regulatory submittal for nuclear facilities", "positive": "The regulatory submittal process for nuclear facilities involves the submission of detailed documentation that demonstrates compliance with safety standards and regulations set forth by the NRC.", "negative": "The total volume of water used in the cooling system is calculated based on the inches of rainfall recorded over a specific period."}
{"query": "The license amendment includes updates to the existing Facility Operating License, reflecting changes as noted in the enclosed documentation.", "positive": "Replace the following page of Renewed Facility Operating License No. R-130 with the revised page. The revised page is identified by amendment number and contains a marginal line indicating the area of change.", "negative": "The University of California-Davis operates various research facilities, which serve to advance education and experiments in the fields of science and technology."}
{"query": "Licensees must evaluate the concentration levels of radioactive materials in residential soils as part of their environmental assessments.", "positive": "Consultation triggers for residential soil concentration are defined based on levels of radioactive material that may pose risks to the public health and safety.", "negative": "Many recreational activities are popular in urban areas, providing communities with essential spaces for recreation and socializing."}
{"query": "What is the significance of average daily maximum temperatures in nuclear safety assessments?", "positive": "Average Daily Maximum refers to the highest temperature recorded on a given day during a specified period, which can impact the operational limits of nuclear reactors.", "negative": "The temperatures recorded in January show a range with an average daily maximum of -4.4, indicating potential difficulties during the winter months."}
{"query": "laser powder bed fusion", "positive": "The energy source used in LPBF interacts with the powder bed and melt pool in various ways depending on the total power applied, power distribution, and processing environment.", "negative": "These parameter control changes are significant technological challenges but offer the possibility of solving AM issues such as intra-component yield and tensile strength variation."}
{"query": "What is the purpose of a Quality Assurance Plan in analytical labs?", "positive": "All analyses were performed according to ACZ's Quality Assurance Plan.", "negative": "This project has been assigned to ACZ's project number, L89124."}
{"query": "The Plant Monitoring and Control System is tasked with overseeing the operational parameters of the NIC and ensuring proper interactions during various plant scenarios.", "positive": "The monitoring and controlling of the NI are accomplished using plant controllers, networks, and Human Machine Interfaces (HMI), which are necessary to operate the plant during normal operations, including commissioning, maintenance, refueling, and accident conditions.", "negative": "The I&C system does not include a priority module."}
{"query": "aging management program", "positive": "Aging management reviews are conducted to evaluate the aging effects on structures and components in nuclear facilities, ensuring that any loss of bond, cracking, or material spalling is effectively managed through the Structures Monitoring Program (B.2.3.33).", "negative": "The auxiliary building serves various critical functions, including acting as a fire barrier, flood barrier, and missile barrier, which are essential for maintaining the safety and security of the reactor operations."}
{"query": "assembly average burnup", "positive": "The table provides information on the Minimum Cooling Time (years) for different ranges of Assembly Average Burnup for various fuel types, ranging from average enrichment of Uranium-235 (U-235).", "negative": "Nuclear power plants are designed with multiple safety systems that protect against potential hazards and ensure operational efficiency."}
{"query": "How is the break-even point for regulatory actions determined when dealing with unknown economic values?", "positive": "A break-even analysis is one alternative that can be used when either risk data or valuation data are lacking.", "negative": "Shortcomings are inherent in the cost-effectiveness approach."}
{"query": "The NRC restricts access to information classified under various exemptions, including those concerning national security.", "positive": "The withheld information is specifically exempted from public disclosure by the statute indicated.", "negative": "The withheld information includes interagency or intragency records that are normally privileged in civil litigation."}
{"query": "device transfer regulations", "positive": "- Transferred to another general licensee (Complete Parts 2 and 3)", "negative": "- NRC Device Key: ______________________________"}
{"query": "What is the measurement of the energy levels of various nuclides?", "positive": "The energy levels of nuclides can vary significantly, for example, I-131 has an energy of 636.97 keV.", "negative": "The NRC focuses on the safety and environmental protection in nuclear facility operations and strives for public transparency."}
{"query": "nuclear power plant decommissioning process", "positive": "After permanent reactor shutdown, nuclear power plant operators will initiate decommissioning in accordance with 10 CFR 50.82, \u201cTermination of License\u201d (TN249).", "negative": "The potential environmental impacts of these alternatives are described in Chapter 3."}
{"query": "This evaluation includes an analysis of the environmental impact of the proposed licensing actions for the Palisades Nuclear Plant.", "positive": "The NRC is conducting an environmental review for a series of licensing and regulatory requests submitted by Holtec Decommissioning International, LLC that, if approved, would collectively support reauthorizing power operations at Palisades Nuclear Plant.", "negative": "An exemption request was made to allow further development in unoccupied lands adjacent to urban areas, which is not related to the licensing of the Palisades Nuclear Plant."}
{"query": "What is the significance of incorporating approved versions of Technical Reports?", "positive": "In accordance with the guidance provided on the NRC website, we request that GNF publish an approved version of TR NEDO-11209 Revision 13, within three months of receipt of this letter.", "negative": "If future changes to the NRC\u2019s regulatory requirements affect the acceptability of this TR, GNF will be expected to revise the TR appropriately or justify its continued applicability for subsequent referencing."}
{"query": "permeability in soil analysis", "positive": "Overall high plasticity. Low permeability.", "negative": "Alternating beds of poorly sorted, fine to coarse sands, silt, and clays with quartz gravels scattered throughout."}
{"query": "What are the procedures for core loading in nuclear reactors?", "positive": "Procedures and limitations involved in initial core loading, alterations in core configuration, control rod programming, and determination of various internal and external effects on core reactivity.", "negative": "The applicant is required to have knowledge of the process for conducting special or infrequent tests including management responsibilities prior to and during the test."}
{"query": "The NRC specifies requirements for minimum cooling time based on assembly average burnup limits.", "positive": "### 52 < Assembly Average Burnup \u2264 53 GWd/MTU\n#### Minimum Cooling Time (years)", "negative": "### 53 < Assembly Average Burnup \u2264 54 GWd/MTU\n#### Minimum Cooling Time (years)"}
{"query": "Devices must be registered with the NRC, which includes updating device information periodically.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The manufacturer name should provide details about the products offered and their applications in various fields."}
{"query": "radiological survey requirements", "positive": "Radiological surveys are conducted to assess the radiological conditions in a given area and ensure compliance with regulatory requirements.", "negative": "The table displays instrument data including the model, probe serial numbers, and calibration due dates for each instrument."}
{"query": "What are the maximum possession limits for radionuclides?", "positive": "Application needs to address areas such as: Radionuclides, including maximum possession limits.", "negative": "Decommissioning (including financial assurance, if required) is an essential process to ensure that all radioactive materials are properly managed after the cessation of operations."}
{"query": "The components of the Nonsafety-Related Ventilation System are subject to various environmental factors that can affect their integrity.", "positive": "The materials of construction for the Nonsafety-Related Ventilation System components are: - Carbon and Low Alloy Steel Bolting - Carbon Steel - Cast Iron - Copper Alloy with 15% Zinc or More - Copper Alloy with less than 15% Zinc - Galvanized Steel - Glass - Stainless Steel", "negative": "The Nonsafety-Related Ventilation System components are exposed to the following environments: - Air - Indoor, Uncontrolled - Closed Cycle Cooling Water - Condensation - Raw Water - Treated Water - Treated Water > 140\u00b0F - Waste Water"}
{"query": "What is the significance of the Minimum Detectable Concentration in nuclear analysis?", "positive": "MDC (Minimum Detectable Concentration) is a key parameter used to define the lowest concentration of a substance that can be reliably detected in a sample analysis.", "negative": "The LACBWR Site Restoration Project involves various stages, including site assessment and remediation efforts to ensure safety and environmental compliance."}
{"query": "What is the significance of the seismic risk evaluation in nuclear safety assessments?", "positive": "A bounding case was developed that eliminated all seismic risk.", "negative": "The aggregate CDF reduction for the evaluated categories is notable, showing a 9.0% reduction."}
{"query": "What are the temperature expectations for the site based on local meteorology?", "positive": "Mean monthly temperatures at the site may be expected to range from about 43\u00b0F in January to about 80\u00b0F in July.", "negative": "The fastest mile of wind recorded at Chattanooga was 82 mph."}
{"query": "Mountain Run fault zone", "positive": "Field and aerial reconnaissance performed for this ESP application did not reveal any geologic or geomorphic features indicative of potential Quaternary activity along the Mountain Run fault zone.", "negative": "Conspicuous bedrock scars in the Piedmont, an area characterized by deep weathering and subdued topography, has led some experts to suggest that the fault has experienced a Late Cenozoic phase of movement."}
{"query": "What are the testing requirements for verifying the capacity of 125 VDC batteries?", "positive": "According to the LAR, the proposed revised TS SR 3.8.6.6 states: Verify battery capacity is: - \u2265 90% of the manufacturer\u2019s rating for 250 VDC batteries - \u2265 80% of the manufacturer\u2019s rating for 125 VDC batteries when subjected to a performance discharge test or a modified performance discharge test.", "negative": "Attachment L shows 17 load periods considered for the Cell Sizing Worksheet. Attachment M provides Load Profile for Battery D1. Please explain how the load periods in Attachment L and load profile in Attachment M were developed considering various scenarios shown in question 1."}
{"query": "normalized scaling equation for flow rate", "positive": "As such, the normalized scaling equation is determined as follows in accordance with Appendix K of Reference 6.1:\n\nK = gainB*(gainA*A + gainC*C)", "negative": "Per Section 1.0 and Input 4.1, the analytical limit associated with the differential flow setpoint function that is evaluated by this analysis is 235 gpm."}
{"query": "nuclear plant licensing process", "positive": "Docket Nos. 50-266 & 50-301 License Nos. DPR-24 & DPR-27 reference the licensing and regulatory process specific to Point Beach Nuclear Plant, Units 1 and 2.", "negative": "Clinton Power Station operates with various fuel types and has undergone several upgrades to enhance its performance and safety."}
{"query": "gamma spectrum analysis", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "Peak Analysis Performed On: 6/28/2019 6:30:07 AM"}
{"query": "uncertainty in radiation measurement", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Qualifiers in this report are defined as follows: - ** **  Analyte is a Tracer compound - <    Result is less than value reported - >    Result is greater than value reported - BD   Results are either below the MDC or tracer recovery is low - FA   Failed analysis."}
{"query": "What is the significance of NRC License SUA-1580?", "positive": "The NRC License SUA-1580, issued to NuFuels, Inc., governs the operations related to the Crownpoint Uranium Project, including regulatory compliance and safety standards.", "negative": "In January 2025, the Consolidated Operations Plan for the Crownpoint Uranium Project will outline various operational strategies and resource management protocols."}
{"query": "What is the Exclusion Area Boundary in nuclear facilities?", "positive": "The Exclusion Area Boundary (EAB) defines a designated area around a nuclear facility from which the public is excluded during operational and emergency conditions.", "negative": "The MNGP Site Boundary encompasses all buildings and structures necessary for the operation and management of the nuclear facility."}
{"query": "How does the NRC determine the validity of gamma spectrum data in safety analysis?", "positive": "The efficiency calibration for the gamma spectrum analysis was performed on 7/8/2014 to ensure accurate measurements of radioactivity in the sampled material.", "negative": "The facility Dairyland_NPP is known for its adherence to strict safety protocols and operational excellence."}
{"query": "What is required in the safety assessment for non-power production facilities?", "positive": "For non-power production or utilization facilities not subject to 10 CFR part 100, the assessment must provide an evaluation of the applicable radiological consequences that demonstrates with reasonable assurance that any individual located in the unrestricted area following the onset of a postulated accident, including consideration of experiments, would not receive a radiation dose in excess of 1 rem (0.01 Sv) TEDE for the duration of the accident.", "negative": "The site evaluation factors identified in part 100 of this chapter must receive special attention to ensure the acceptability of the site under the required regulations."}
{"query": "high pressure coolant injection system", "positive": "High Pressure Coolant Injection System is a crucial safety system intended to maintain the core cooling of a reactor during certain accident conditions, utilizing lubricating oil for operation.", "negative": "The cooling system is designed to ensure that all electronic components are adequately cooled to prevent overheating under standard operational conditions."}
{"query": "What is the function of Strontium-90 in soil analysis?", "positive": "Rad Gas Flow Proportional Counting involves analyzing soil samples for contaminants, including Strontium-90, which is measured in picocuries per gram (pCi/g).", "negative": "The Collector noted that the sample was received on October 21, 2019, and was prepared using the GL-RAD-A-021 method."}
{"query": "The licensing process for nuclear reactors involves a comprehensive safety assessment conducted by the NRC.", "positive": "The NRC reviews and evaluates applications for licenses, including the technical specifications for safety-related systems, to ensure compliance with regulatory standards.", "negative": "Furthermore, the facility is equipped with advanced cooling systems that enhance reactor efficiency and reduce operational costs."}
{"query": "weathering constant in radionuclide removal", "positive": "Exponential rate constant to estimate the removal of radionuclides from the surface of vegetation due to weathering. The expected value assumes a weathering half-life of 14 days. The valid range is derived from weathering half-lives of 1 day to 365 days.", "negative": "Time that edible crops are exposed to contaminated water via irrigation. Crops in South Carolina average a growing time of 70 days."}
{"query": "What is the purpose of DG-1428 in the context of nuclear regulations?", "positive": "the staff decided to go ahead and revamp that DG and follow the Commission guidance to develop this type of guidance. And that\u2019s DG-1428 which is now titled Plant Specific Applicability of the Transition Break Size.", "negative": "have there been any really research"}
{"query": "What are the economic characteristics of the region surrounding the EGC ESP Site?", "positive": "The principal economic centers in the region include the cities of Bloomington-Normal, Champaign-Urbana, Decatur, and Springfield.", "negative": "Regional employment trends, by county, are shown in Table 2.5-10."}
{"query": "The disposal of Class A, B, and C low-level radioactive waste must comply with specific regulations.", "positive": "Low-level radioactive waste (LLRW) is classified as Class A, Class B, or Class C (minor volumes are classified as greater than Class C). Class A includes both dry active waste and processed waste (e.g., dewatered resins). Classes B and C normally include processed waste and irradiated hardware.", "negative": "Nonradioactive liquid waste at MNGP consists of wastewater from laboratories, showers, and sinks."}
{"query": "What is the probable maximum flood (PMF) in the context of nuclear safety?", "positive": "The PMF in rivers and streams adjoining SQN is determined by applying the PMP to the drainage basin of these rivers and streams adjoining SQN.", "negative": "Results of the PMF analysis for the two candidate storms, the 21,400 sq.-mi. storm and the 7,980 sq.-mi. Bulls Gap centered storm, are presented in Table 9.2-1."}
{"query": "administrative job performance measures", "positive": "For each license level, determine the number of administrative job performance measures (JPMs) and topic areas as follows:", "negative": "The emergency plan must be effectively communicated to all plant personnel to ensure compliance with regulatory requirements."}
{"query": "What are the allowable radiation dose limits for the public from licensed materials?", "positive": "The radiation dose received by individual members of the public does not exceed 1 mSv [100 mrem] in 1 calendar year resulting from the licensee\u2019s possession and/or use of licensed materials.", "negative": "Typical unrestricted areas may include offices, shops, laboratories, a nearby walkway, areas outside buildings, and non-radioactive equipment storage areas."}
{"query": "What is the unit of measurement for isotopes in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Distributor License Number:"}
{"query": "What is the process for license termination for non-power production facilities?", "positive": "(1) A licensee that permanently ceases operations must make application for license termination within 2 years following permanent cessation of operations, and for testing facilities licensed under \u00a7 50.21(c) or facilities licensed under \u00a7 50.22, in no case later than 1 year prior to expiration of the operating license.", "negative": "The collection period for any shortfall of funds will be determined, upon application by the licensee, on a case-by-case basis taking into account the specific financial situation of each holder of the following licenses:"}
{"query": "What are the updated aging management criteria for reactor vessel internal components?", "positive": "This SLR-ISG identifies revisions to the guidance for pressurized-water reactor (PWR) vessel internal components in NUREG 2192, \u201cStandard Review Plan for Review of Subsequent License Renewal Applications for Nuclear Power Plants\u201d (SRP-SLR), issued July 2017 (Ref. 2), and in NUREG-2191, Volumes 1 and 2, \u201cGeneric Aging Lessons Learned for Subsequent License Renewal (GALL SLR) Report,\u201d issued July 2017 (Ref. 3).", "negative": "The NRC staff has reviewed three applications to extend plant operations to 80 years (i.e., for Turkey Point Nuclear Generating Units 3 and 4 (Turkey Point); Peach Bottom Atomic Power Station, Units 2 and 3 (Peach Bottom); and Surry Power Station, Units 1 and 2 (Surry))."}
{"query": "What are self-reliant mitigation facilities in nuclear plants?", "positive": "Lastly, when it comes to self-reliant mitigation facilities, these are facilities where we don't envision that the human would have a credible role in the fulfillment of safety functions.", "negative": "Again, if fulfillment of safety functions is something that humans have a role in doing at a plant, there's going to be a driver where the onus is going to be on the applicant to demonstrate where that needs to be achieved from."}
{"query": "What is the Process Control Program in nuclear waste management?", "positive": "The Process Control Program (PCP) is described below. The PCP shall contain the current formulas, sampling, analyses, tests, and determinations to be made to ensure that processing and packaging of solid radioactive wastes based on demonstrated processing of actual or simulated wet solid wastes will be accomplished in such a way as to assure compliance with 10 CFR Parts 20, 61, and 71, State regulations, burial ground requirements, and other requirements governing the disposal of solid radioactive waste.", "negative": "These procedures provide for preparation and performance of refueling operations. They include procedures to disassemble components, refueling equipment preuse maintenance and checkouts, and methods and limits for performing refueling operations."}
{"query": "The NRC requires licensees to assess and mitigate potential risks from external hazards to ensure the safety of nuclear facilities.", "positive": "External hazards, such as earthquakes, flooding, and tornadoes, must be evaluated in the context of their potential impact on nuclear facility operations and safety.", "negative": "The Office of New Reactors oversees pre-licensing activities to ensure that applicants meet regulatory requirements, promoting a transparent and efficient process."}
{"query": "sensitivity analysis in cost estimation", "positive": "The concept of a sensitivity analysis is discussed in Sections B.4.3 and B.7.4.5 as a subset of the uncertainty analysis.", "negative": "The techniques available for estimate development are described in Section B.5 and the estimate development process itself is discussed extensively in Section B.7.4."}
{"query": "What is the purpose of an early site permit in nuclear regulatory filings?", "positive": "Dominion Nuclear North Anna, LLC (\u201cDominion\u201d) submits this application for an early site permit (ESP) to the U.S. Nuclear Regulatory Commission (NRC) in accordance with the requirements of Title 10 of the Code of Federal Regulations, Part 52, (10 CFR 52) Subpart A, Early Site Permits.", "negative": "Both Virginia Power and Dominion are direct and indirect wholly-owned subsidiaries, respectively, of Dominion Resources, Inc. (DRI)."}
{"query": "What is the purpose of ice condenser RTDs in nuclear reactors?", "positive": "The ice condenser RTD (Resistance Temperature Detector) location is critical for effectively monitoring the temperatures within the ice condenser system, which plays a vital role in maintaining safety during abnormal operational conditions.", "negative": "The angles provided in the documentation indicate various reference points, including specific measurements such as 270\u00b0 and 275\u00b0, which help define the physical layout of the reactor components."}
{"query": "What tools and equipment are necessary for the NRC exam at Watts Bar Nuclear Plant?", "positive": "Tools/Equipment/Procedures Needed:\n- Computer\n- Frozen References\n- JPM 4S Handout Package", "negative": "This JPM is designed to be performed in a classroom with procedures available to the applicant via a computer loaded with access to the Frozen References."}
{"query": "The aging management program for various valve bodies includes analysis for loss of material and cracking depending on the environmental conditions they experience.", "positive": "Loss of Material is an aging effect requiring management for the Valve Body made of Carbon Steel in Demineralized Water (Int), as indicated in the Component Cooling Water System \u2013 Summary of Aging Management Evaluation.", "negative": "The Component Type table outlines several valve body types and their intended functions based on material and operating conditions."}
{"query": "what is a postulated LOCA in nuclear safety?", "positive": "Certain technical specification LCO periods are justified based on NEDO-24708A which states that for postulated LOCAs, one low pressure ECCS (one LPCI loop or one CS loop) and ADS to depressurize is adequate to reflood the vessel and maintain core cooling sufficient to preclude fuel damage.", "negative": "The environmental monitoring program involves regular sampling of ground water and surface water to ensure compliance with regulatory standards."}
{"query": "Plant Protection System reliability analysis", "positive": "The PPS Reliability Analysis provides a calculation of the availability for the Plant Protection System (PPS) for LGS.", "negative": "Both the PPS input instrumentation (e.g., temperature and pressure sensors) and plant actuators (e.g., scram solenoids) are unchanged as a result of the PPS upgrade."}
{"query": "nuclear regulatory filings", "positive": "Pursuant to 10 C.F.R \u00a7 2.305, I hereby certify that copies of the foregoing 'Notice of Withdrawal of Joe Gillespie,' dated January 4, 2021, have been served upon the Electronic Information Exchange (the NRC\u2019s E-Filing System), in the captioned proceeding, this 4th day of January 2021.", "negative": "The U.S. Nuclear Regulatory Commission provides oversight of commercial nuclear power plants and other uses of nuclear materials, ensuring that they operate safely and in compliance with regulations."}
{"query": "low water level in reactor vessel", "positive": "Function 4.a/5.a \u2013 Reactor Vessel Water Level \u2013 Low Low | 6.3 15.6.5 | LOCA | 1) Automatic Initiation <br> a) Reactor Vessel Water Level - Low-Low <br> b) Drywell Pressure - High <br> 2) Manual Initiation | DBA", "negative": "Function 3.e \u2013 Suppression Pool Water Level \u2013 High | 6.3 15.6.5 | LOCA | 1) Automatic <br> a) Suppression Pool Water Level \u2013 High <br> 2) Manual Realignment | DBA"}
{"query": "What factors indicate how many containment spray pumps should be activated during a coolant loss scenario?", "positive": "The interrelationship of CFCUs, containment pressure, and RWST level are monitored to determine how many containment spray pumps are operated with the goal of conserving inventory in the RWST during a loss of emergency coolant recirculation.", "negative": "The examination aims to evaluate understanding of the basic concepts of reactor safety and operational procedures without delving into complex systems."}
{"query": "What is external flood hazard analysis in the context of nuclear safety?", "positive": "External flood hazard analysis estimates the frequency of external flood at the site using a site-specific probabilistic hazard analysis that incorporates the available recent site-specific information and uses up-to-date databases.", "negative": "The technical elements for an other hazards, at-power PRA are the following:"}
{"query": "The NRC mandates detailed evaluations for the safety analysis requirements in licensing applications.", "positive": "The safety analysis must include evaluations of the design basis and beyond design basis events to demonstrate compliance with applicable regulations.", "negative": "Computers have drastically changed the way data is processed and analyzed across various sectors."}
{"query": "guidelines for virtual participation in NRC meetings", "positive": "The NRC has provided guidelines for virtual participation in meetings to ensure effective communication and engagement among participants.", "negative": "All panelists will be briefed on the process and will participate in discussions regarding various safety protocols."}
{"query": "inadvertent releases of radionuclides into groundwater", "positive": "An applicant shall assess the impact of any documented inadvertent releases of radionuclides into groundwater.", "negative": "The majority of the inadvertent liquid release events involved tritium, which is a radioactive isotope of hydrogen."}
{"query": "What is the focus of safety-related systems in nuclear facilities?", "positive": "The NRC emphasizes the adequacy of structures, systems, and components provided for the prevention of accidents and the mitigation of the consequences of accidents.", "negative": "The financial assessments for the project were detailed in the budget analysis report."}
{"query": "high temperature reactors", "positive": "NUREG - \u201cTechnical Review of the 2017 Edition of ASME Section III, Division 5, \u2018High Temperature Reactors\u2019\u201d - Document the staff\u2019s technical evaluation of the 2017 Edition of Section III, Division 5 and associated Code Cases for acceptability and endorsement.", "negative": "The regulatory guide will update the guidance of RG 1.87."}
{"query": "radionuclide analysis", "positive": "Table 3-2 provides off-site analysis data for various characterization samples, detailing concentrations of multiple radionuclides including I-3, C-14, and others, measured in pCi/kg.", "negative": "The technical specifications for the pressure vessel integrity assessment are crucial to ensure the long-term safety and reliability of the reactor system."}
{"query": "The integrity of the reactor coolant system (RCS) is vital to prevent any significant leaks that could affect reactor safety.", "positive": "The proposed licensing basis change for the use of a risk-informed approach to evaluate the effects of debris does not alter the fuel cladding limits, or previous analysis and testing programs that demonstrate the acceptability of ECCS.", "negative": "Wolf Creek developed a program plan to manage the risk of Primary Water Stress Corrosion Cracking (PWSCC) degradation in Alloy 600 components and Alloy 82/182 welds."}
{"query": "What is the significance of Cs-137 concentration in nuclear regulatory filings?", "positive": "The histogram for Cs-137 concentration presents data on the upper end values measured in pCi/g, showing the frequency of occurrences across various concentration levels.", "negative": "The table outlines various upper end values without indicating any specific safety thresholds or regulatory implications."}
{"query": "When reactor cooling system level drops below 9%, the operator must halt the auxiliary feedwater system and safety injection pumps.", "positive": "NOTE: If RWST level < 9% then stop CCPs and SI pumps.", "negative": "Initiates valve closure for the East RHR pump suction."}
{"query": "What are the implications of defeating the N-42 PRM function in reactor operation?", "positive": "The following annunciators may be affected by defeating N-42 PRM channel: - [67-C] N-42 OVERPOWER ROD STOP BYPASSED. - [82-E] NIS CHANNEL IN TEST. - [83-A] POWER RANGE OVERPOWER ROD WD STOP. - [83-E] POWER RANGE CHANNEL DEVIATION. - [115-C] POWER RANGE FLUX HI. - [115-E] POWER RANGE FLUX RATE HI.", "negative": "The NRC requires that all modifications to reactor components are evaluated for safety impacts and compliance with existing regulations."}
{"query": "The inspections conducted as part of the Reactor Oversight Process are crucial for ensuring the safety and security of nuclear facilities.", "positive": "The Reactor Oversight Process includes a comprehensive set of inspections that are designed to evaluate the safety performance of nuclear reactors.", "negative": "The reactor vessel plays a pivotal role in containing the nuclear reaction and ensuring that heat is efficiently transported to the steam generator."}
{"query": "What is the Magnuson\u2013Stevens Fishery and Conservation Management Act?", "positive": "Congress enacted the Magnuson\u2013Stevens Fishery and Conservation Management Act (MSA) in 1976 to foster long-term biological and economic sustainability of the Nation\u2019s marine fisheries (TN9966).", "negative": "Table 3-14 below summarizes the potential for each federally listed species discussed in this section to occur in the action area."}
{"query": "Identify the aquatic organisms listed in the vicinity of the MNGP site.", "positive": "Table 3.7-1 lists primary producers and zooplankton near the MNGP Site, including species like Gomphonema olivaceum and Keratella cochlearis.", "negative": "Fish species are often surveyed to assess the ecological health of aquatic systems."}
{"query": "wind speed distribution analysis", "positive": "Figure 5: Correlation of 1-Yr and Historical Wind Speed Distributions shows the comparison of wind speed data over a one-year period against historical averages, providing insights for future energy generation forecasts.", "negative": "The introduction section provides a broad overview of the proliferation of nuclear technology and the regulatory framework involved in maintaining safety standards across various reactor types."}
{"query": "What are the requirements for demonstrating compliance with aging management of structures and components in nuclear regulatory filings?", "positive": "Title 10 of the Code of Federal Regulations Section 54.21(a)(3) requires the applicant to demonstrate that the effects of aging for structures and components will be adequately managed so that the intended function will be maintained consistent with the current licensing basis (CLB) for the period of extended operation.", "negative": "Procedure CL-AMPBD-SLI, \u201cSelective Leaching Inspection Sample Basis Document,\u201d Revision 0, discussed performing metallurgical analysis of components in place of visual examinations and that the sample size could be reduced by a factor of three (i.e., 6.7 percent or a maximum of 9 components) if the entire material and environment population is evaluated using metallurgical analysis in lieu of visual examinations."}
{"query": "What is the NTSP for Division III Loss of Voltage function?", "positive": "The lower limit NTSP for the Division III Loss of Voltage function is as follows: NTSP_LL- Div III LOV = 71 V.", "negative": "The Division I & II Degraded Voltage time delay function has an upper and a lower Allowable Value and no Analytical Limit."}
{"query": "The procedure for evaluating soil samples in environmental assessments includes a mandatory analysis of select samples for quality assurance.", "positive": "The implementation of quality control measures as referenced by LTP, Section 5.9 and LaCrosse Solutions LC-QA-PN-001, Final Status Survey Quality Assurance Project Plan (QAPP) (Reference 11) includes the collection of a soil sample for \u201csplit sample\u201d analysis on 5% of the soil samples taken in a survey unit with the locations selected at random.", "negative": "For this Class 1 excavation survey unit, the \u201cInvestigation Levels\u201d for area scanning and soil sample measurement results are those levels specified in LTP, Table 5-16, and are reproduced below in Table 5-5."}
{"query": "The data includes wind speed and direction categorized by atmospheric stability classes over a defined period.", "positive": "**Stability Class:** A\u2014Elevation: 150 Feet", "negative": "**Periods of Calms 0 Hours**  **Stability Class:** B\u2014Elevation: 150 Feet  \n| Direction | 1-3 | 4-7 | 8-12 | 13-18 | 19-24 | >24 | Total |\n|-----------|-----|-----|------|-------|-------|-----|-------|\n| N         | 0   | 0   | 2    | 0     | 0     | 0   | 2     |"}
{"query": "nuclear power plant candidates", "positive": "CANDIDATES: CRS, ATC, BOP", "negative": "Validation: E Crew"}
{"query": "What is a transportable storage canister (TSC)?", "positive": "The TRANSPORTABLE STORAGE CANISTER (TSC) is the welded container consisting of a basket in a welding composed of a cylindrical shell welded to a baseplate. The TSC includes a closure lid, a shield plate (optional), a closure ring, and redundant port covers at the vent and the drain ports. The closure lid is welded to the TSC shell and the closure ring is welded to the closure lid and the TSC shell. The port covers are welded to the closure lid. The TSC provides the confinement boundary for the radioactive material contained in the TSC cavity.", "negative": "STORAGE OPERATIONS include all licensed activities that are performed at the ISFSI following placement of a STORAGE CASK containing a loaded TSC at its designated storage location on the storage pad."}
{"query": "Core Heat Flux measurement", "positive": "Core Heat Flux (fraction of nominal) indicates the heat transfer rate from the nuclear core expressed as a fraction of its design nominal value, with measurements recorded at various time intervals.", "negative": "The Core Inlet Temperature (Deg.F) is crucial for assessing the thermal performance of the reactor coolant system, with specific values taken at regular time intervals."}
{"query": "The regulatory framework established by the NRC mandates that all nuclear facilities evaluate their safety protocols regularly.", "positive": "The NRC's regulations stipulate that licensees must conduct thorough safety assessments to ensure that the reactors operate within the established safety limits.", "negative": "In a typical processing plant, raw materials undergo various transformations before reaching the final product, which then is packaged for distribution to consumers."}
{"query": "What is the role of CVS letdown isolation valves in nuclear safety?", "positive": "The Actions of TS 3.3.16 Action B do not provide compensatory actions specifically applicable to supporting maintaining RCS inventory in the event of a LOCA, which is the safety function provided by the CVS letdown isolation.", "negative": "These administrative controls consist of stationing a dedicated operator at the valve controls, who is in continuous communication with the control room."}
{"query": "What is the impact of a higher trip set point on breaker performance?", "positive": "They evaluated thermal heating to conductors assuming the control circuit did not function correctly with the higher trip set point.", "negative": "Design drawings provided sufficient information for the licensee to identify issues during installation, classified as a performance deficiency."}
{"query": "What is a refueling pool trash rack in nuclear reactors?", "positive": "Figure 3.I.4-1 shows a diagram of the refueling pool trash rack, which is an essential component used to capture and manage debris that may accumulate in the spent fuel pool during refueling operations.", "negative": "The reactor core is designed to operate under specific thermal and hydraulic conditions to maximize efficiency and safety."}
{"query": "The system must ensure the operation of the RHRSW pumps to maintain proper cooling flow.", "positive": "Ensure available RHRSW pumps in RHRSW Loop A(B) are running: \n  - RHRSW PMP 10P-1A(B) \n  - RHRSW PMP 10P-1C(D)", "negative": "Recognize / report failure of valve(s) to open (148A & 149B)"}
{"query": "The NRC will consider request for assistance in communication and other support during meetings.", "positive": "Determinations on requests for reasonable accommodation will be made on a case-by-case basis and the agency may choose between which effective accommodations to provide.", "negative": "If you have difficulty understanding and/or communicating in English, free language assistance or other aids and services may be available, upon request."}
{"query": "The NRC must approve any new measurement uncertainty systems implemented with AREVA fuel.", "positive": "In addition, application of the ARCADIA\u00ae code system to a new uncertainty measurement system(s) would require review and approval by the NRC staff prior to implementation.", "negative": "The benchmarking demonstrates acceptable results, which provide evidence that ARCADIA can successfully model the Byron and Braidwood cores and that this ability can also be extended to include the use of GAIA fuel due to its similarities to the other fuel designs used in the topical report."}
{"query": "The Commission encourages transparency and active engagement from the public during the licensing process.", "positive": "The NRC\u2019s regulatory framework aims to ensure efficient communication with licensees and stakeholders throughout the licensing process.", "negative": "The NRC Meeting Details provide an overview of the agenda and participants attending the upcoming discussions."}
{"query": "What is the purpose of the regulatory audit in the licensing process?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) staff has found the need for a regulatory audit to examine the licensee\u2019s non-docketed information with the intent to gain understanding, to verify information, or to identify information that requires docketing to support the basis of the licensing or regulatory decision.", "negative": "The NRC staff will conduct the audit virtually via Teams using a licensee-established electronic portal available to NRC staff from approximately December 16, 2024, through April 25, 2025, with formal audit meetings to be scheduled during this period as needed."}
{"query": "SG heat transfer bias", "positive": "NuScale will address the impact of SG heat transfer bias on potential SG overfill conditions with the response to audit question A-NonLOCA.LTR-60.", "negative": "Markups of the affected changes, as described in the response, are provided below."}
{"query": "What are the automatic operations of the Standby Gas Treatment System?", "positive": "Ability to monitor automatic operations of the STANDBY GAS TREATMENT SYSTEM including: Fan start.", "negative": "The plant is operating at 100% power with the following: | Time (hh:mm) | Condition | |---------------|-----------| | 00:00 | - Annunciator L1-4-3, REACT BLDG VENT RAD MONITOR OFF NORMAL, alarms. <br> - Reactor Building Exhaust radiation monitor 12 indicates downscale. |"}
{"query": "steam generator tube leak", "positive": "Unit 1 has developed a S/G tube leak and Unit shutdown is in progress. Treat all Unit 1 leaks as radioactive.", "negative": "The Operations Manager will ensure that all safety protocols are followed during the notification process."}
{"query": "What is the significance of the heating rate in the context of zirconium-steam reaction kinetics?", "positive": "A maximum heating rate of 15 K/sec. indicates that an autocatalytic oxidation reaction commenced.", "negative": "The recommendation to have \u201ccorrelations\u2026based on the critical review of experimental data\u2026and their verification against rod bundle experiments\u201d should certainly be applied to zirconium-steam reaction kinetics at temperatures below the 10 C.F.R. \u00a7 50.46(b)(1) PCI limit of 2200\u00b0F."}
{"query": "unconsolidated-undrained compression test", "positive": "Unconsolidated-Undrained Compression Test: 93.0", "negative": "ST-11A has a water content of 27.4% and is classified as SM."}
{"query": "What procedures must be followed when the 2A EDG experiences low lube oil pressure?", "positive": "For Part 2: At 01:00, the crew is in LCO 3.8.1.1 REQUIRED ACTION d. However, at 04:00, LCO 3.8.1.1 REQUIRED ACTION d is no longer applicable and LCO 3.8.1.1 REQUIRED ACTION b and h are now applicable.", "negative": "A. Incorrect but plausible. Part 1 is correct. For Part 2, the candidate could incorrectly interpret LCO 3.8.1.1 to allow a MODE change if a risk assessment is performed."}
{"query": "What are the environmental conditions that promote the growth of Legionella bacteria?", "positive": "**Legionella** optimally grow in stagnant surface waters containing biofilms or slimes that range in temperature from 95\u00b0F to 122\u00b0F (35\u00b0C to 45\u00b0C), although the bacteria can persist in waters from 68\u00b0F to 122\u00b0F (20\u00b0C to 50\u00b0C) (AWT 2019-TN8518).", "negative": "Research studies have shown that Salmonella species can survive for several months in water and in aquatic sediments (Moore et al. 2003-TN8515)."}
{"query": "NMSS Radiation Safety Manual", "positive": "Per NMSS Policy and Procedures 7-01, Revision 1, \u201cNMSS Radiation Safety Manual,\u201d dated April 10, 2017 and Management Directive 10.131, \u201cProtection of NRC Employees Against Ionizing Radiation,\u201d dated July 11, 2018, the NMSS radiation safety officer (RSO) should coordinate an audit of the NMSS radiation safety program every two years.", "negative": "The audit will have a duration of approximately 2 days and will take place during the month of March or April, depending on NRR RSO/ARSO availability."}
{"query": "Tritium measurements in nuclear regulatory filings", "positive": "|            | QC1204338782| Tritium          | LCS  | 146       | pCi/g | 99.1  | (75%-125%)    | 08/03/19         | 18:09        |            |", "negative": "| 1899308    | QC1204338466| 485191003        | DUP  | U -0.273  | pCi/g | N/A   | N/A           | TXP3             | 08/14/19     | 12:18    |"}
{"query": "What does NEI 10-04 provide guidance on?", "positive": "NEI 10-04, \u201cIdentifying Systems and Assets Subject to the Cyber Security Rule,\u201d Revision 2, provides guidance for determining whether a system and associated digital assets are subject to the requirements of 10 CFR 73.54.", "negative": "To address the changes described in section 2, \u201cDiscussion\u201d of this paper, the following NEI 10-04 Rev. 2 sections require changes:"}
{"query": "The NRC's oversight includes evaluating compliance with safety regulations and operating procedures.", "positive": "The NRC conducted an inspection to ensure compliance with regulatory requirements and assess the safety culture at the facility.", "negative": "The report further discusses the distribution of inspection findings to various regulatory offices, detailing the roles of individuals involved."}
{"query": "The NRC also outlines procedures for the disposal of low-level radioactive waste.", "positive": "PWR LLLW Disposition Costs Using a Combination of Non-Compact Disposal Facility and the Washington Disposal Facility (2018 dollars)", "negative": "Table B-28 provides a summary of the disposal costs for BWR LLLW, detailing the financial aspects without discussing regulatory frameworks."}
{"query": "What is the Versatile Isotope Production Reactor (VIPR)?", "positive": "Atomic Alchemy, Inc. plans to submit an application for a construction permit (CP), including a preliminary safety analysis report (PSAR), for the Versatile Isotope Production Reactor (VIPR) in accordance with Title 10 of the Code of Federal Regulations (10 CFR) Part 50, \u201cDomestic licensing of production and utilization facilities.\u201d", "negative": "The audit will allow the NRC staff to identify any required information that is missing from the application, identify technical or regulatory issues that may complicate the acceptance or technical reviews of the application, and become familiar with the content of the application."}
{"query": "What is the role of telework recordkeeping in agency operations?", "positive": "Develop and implement a checklist for telework recordkeeping to ensure the employee telework files are consistent.", "negative": "The Notice has been extended to January 2021."}
{"query": "inoperable APRM/OPRM channel", "positive": "Inoperability of one required APRM/OPRM channel affects both trip systems and is not associated with a specific trip system, as are the APRM 2-Out-Of-4 Voter and other non-APRM/OPRM channels for which Condition B applies.", "negative": "As noted, Condition B is not applicable to APRM Functions 2.a, 2.b, 2.c, 2.d, or 2.f."}
{"query": "reactor coolant pump operability", "positive": "The inspectors evaluated the effectiveness of maintenance to ensure the following structures, systems, and components remain capable of performing their intended function: (1) failure of PA032811B1, reactor coolant pump A under-frequency relay during surveillance testing on November 14, 2024", "negative": "The inspectors observed and evaluated reactor and secondary off normal operations on November 5, 2024."}
{"query": "distance measurement in regulatory filings", "positive": "Distance measurements in regulatory filings often specify the proximity of various locations to a facility, stated in miles, for safety assessments and emergency planning considerations.", "negative": "The data table includes locations such as nearest garden and nearest milk cow, which are used to evaluate environmental impacts near the facility."}
{"query": "containment vent failure", "positive": "Containment vent and failure can cause more than NPSH problems (e.g., harsh environments).", "negative": "Examples of degraded environments include: (h) harsh environments induced by containment venting, failure of the containment venting ducts, or failure of the containment boundary that may occur prior to the onset of core damage."}
{"query": "initial enrichment limits for nuclear fuel assemblies", "positive": "Table B2-13: PWR Loading Table \u2013 Low Assembly Average Burnup Enrichment Limits provides the Min. Assembly Avg. Initial Enrichment (wt% 235U) for various Maximum Assembly Avg. Burnup values.", "negative": "The tables also show various heat loads per assembly, denoting the thermal limits that fuel assemblies must adhere to during operation."}
{"query": "nuclear regulatory inspections", "positive": "PI-IR34-UT-001: Ultrasonic Examination of SG 11 Bottom Head to Cylindrical Ring Weld W-1 09/26/2024", "negative": "700042626: Replace Section of Line 10-ZX-10 10/26/2022"}
{"query": "plant data qualification", "positive": "C.5.1 Plant Data Qualification provides a comprehensive description of the system parameters and performance characteristics necessary for the qualification of plant data, including specific operational challenges and acceptable limits for fission products.", "negative": "The Peach Bottom 2 Turbine Trip Tests are documented in section C.5.2, which highlight the thermal performance and safety margins during operational upsets."}
{"query": "What are the recommended procedures for implementing PARs during an emergency?", "positive": "RBS transmits the NMF containing recommended PARs to all Parishes.", "negative": "The Parish PIOs and State EOC monitor the EAS broadcast to ascertain that the correct EAS message was aired."}
{"query": "10 CFR 50.69 risk-informed categorization", "positive": "10 CFR 50.69 provides a framework for the risk-informed categorization of structures, systems, and components (SSCs) in nuclear power plants according to their safety significance, allowing for a more efficient and effective regulation process.", "negative": "The NEI Technical Report NUMARC 91-06 offers guidelines for industry actions to assess shutdown management, focusing on maintaining safety during refueling and maintenance periods."}
{"query": "control room design criteria for nuclear facilities", "positive": "The design of the control room shall be such that it affords sufficient accessibility to both the operating and control equipment needed for safe operation, which reflects the criteria set forth in 10 CFR 50.67 and GDC-19.", "negative": "The reactor's cooling system must operate efficiently to maintain optimal temperatures during both normal and emergency conditions."}
{"query": "The flood stage-discharge frequency relationship for the Mississippi River is calculated using statistical data to predict discharge at various recurrence intervals.", "positive": "Flood stage-discharge frequency relation for the Mississippi River at Grand Gulf site indicates the stage in feet msl corresponding to various discharge rates across different recurrence intervals.", "negative": "The data presented in Table 2.4-12 is based on records collected between 1858 and 1973, which is critical for understanding historical hydrological patterns."}
{"query": "What are the necessary conditions for maintaining Reactor water level during a manual scram?", "positive": "Reactor water level is being controlled in a band of 53\u00b0 to 95\u00b0.", "negative": "A spurious signal causes all Reactor Recirculation pumps to trip."}
{"query": "The Office of Investigations at the NRC monitors and reports on nuclear regulatory compliance activities.", "positive": "This report describes Office of Investigations case activities during fiscal year 2024.", "negative": "Fiscal year 2024 will see an increase in the number of investigations initiated by the NRC."}
{"query": "We welcome feedback and suggestions from stakeholders about ongoing projects.", "positive": "We have gotten a number of suggestions through here that have impacted the reports that we issued recently, so I'd encourage you, if you have an idea, please share it with us.", "negative": "There's a lot of work that goes up leading up to being ready to issue those reports."}
{"query": "intermediate air cooling system", "positive": "The Intermediate Air Cooling (IAC) transfers heat to the atmosphere (the final heat sink) from the Sodium-Air Heat Exchangers (AHXs). Forced flow heat removal via IAC serves as the normal shutdown cooling system for outages.", "negative": "The reactor core is designed with a negative temperature and power coefficient that is strong enough such that the reactor can accommodate anticipated transients without scram for events such as loss of primary flow, or loss of heat sink."}
{"query": "Please clarify and define the units of temperature degrees Fahrenheit (\u00b0F) and degrees Celsius (\u00b0C) early in the document.", "positive": "Please revise text to define \u00b0F and \u00b0C at first appearance on page 4, line 15 and page 7, line 27 in the SE.", "negative": "The NRC staff finds the revised text acceptable and revisions have been incorporated."}
{"query": "The NRC assesses the potential traffic impacts of developments associated with new license applications.", "positive": "We have reviewed the Traffic Impact Study (TIS) and I have discussed a couple of items with the traffic engineer.", "negative": "At this time, we do not have any issues with the recommendations in the submitted TIS for Triso-X."}
{"query": "What is the role of the contract award document in nuclear regulatory processes?", "positive": "The contract award document is attached. The initial PoP ended this September, but we put in an extension through Sept. 2018.", "negative": "Got it, many thanks for the summary report."}
{"query": "What is the VC Chilled Water System and its role in nuclear plant operations?", "positive": "At 1355, a briefing was held in the MCR to perform the crosstie of the VS chilled water system to the 0A VC chilled water system per procedure BOP VC-20, VC Chilled Water System to VS Chilled Water System Crosstie Operation with One Train Inoperable for Maintenance, Revision 4.", "negative": "The auxiliary building equipment operator noted the oil level had dropped from a previous rounds reading of 37% to 15%."}
{"query": "An inoperable acoustic monitoring system on relief valves requires operators to quickly respond based on established procedures.", "positive": "Declares the 3E Relief Valve Acoustic Monitor inoperable and enters TLCO 3.3.b Condition A, 30 days to restore channel to operable status.", "negative": "The team must ensure that all scheduled maintenance is performed on time to prevent any operational disruptions."}
{"query": "What does steam generator license renewal involve?", "positive": "Perform an analytical evaluation of the steam generator divider plate welds in order to establish a technical basis which concludes that the steam generator reactor coolant pressure boundary is adequately maintained with the presence of steam generator divider plate weld cracking.", "negative": "In December 2015, the NRC published the final 'Safety Evaluation Report Related to the License Renewal of Byron Station, Units 1 and 2, and Braidwood Station, Units 1 and 2,' as NUREG-2190, Volume 1 (ML15350A038) and NUREG-2190, Volume 2 (ML15350A041)."}
{"query": "nuclear reactor certification", "positive": "The certification process for a nuclear reactor ensures that it meets all regulatory requirements set forth by the Nuclear Regulatory Commission (NRC) prior to operation.", "negative": "The various state certifications required for environmental laboratories differ widely in their requirements and procedures."}
{"query": "subsurface soil sample collection", "positive": "In Class 1 open land survey units, a subsurface soil sample will be taken at 10% of the systematic surface soil sample locations in the survey unit with the location(s) selected at random.", "negative": "Each soil sample consisted of approximately one (1) liter of soil. The soil media was sifted to remove stones and other debris larger than one (1) centimeter in diameter."}
{"query": "What are the transient populations and vehicles within the 10 mile EPZ for River Bend Station?", "positive": "The total transient populations and vehicles within the 10 mile Emergency Planning Zone (EPZ) for River Bend Station were documented as 4,389 and 1,736 respectively, divided across various Protective Action Sections (PAS).", "negative": "The NRC's recommendations for evaluating the safety of nuclear power plants include extensive testing of reactor components and safety systems to ensure adherence to design specifications."}
{"query": "The NRC assesses the consequences of potential breaks in pipe systems using methods applicable to different sizes of breaks.", "positive": "NUREG-1829 LOCA exceedance frequencies are commonly distributed over candidate weld locations by two different methods: 1. The continuum model where small breaks are assumed to also occur on larger pipes, and 2. The DEGB model where only complete pipe ruptures can occur.", "negative": "To maintain consistency with PWR risk-informed LARs related to recirculation strainer performance that assign break frequency to individual welds by pipe size, the NRC-reviewed LOCA frequencies from NUREG-1829 are utilized for the Fermi-2 risk informed analysis."}
{"query": "What is the significance of tephra volumes in hazard models for mafic eruptions?", "positive": "Tephra volumes are the most significant parameter in any tephra-fall hazard model.", "negative": "Many of the basaltic volcanoes in the site region formed through fissure-type eruptions, which created near-vent accumulations of pyroclastic spatter and scoria."}
{"query": "What is the impact of conditional LOOP probabilities in nuclear safety assessments?", "positive": "A realistic with slight conservative bias slant on the consequential LOOP probabilities is utilized. Conditional LOOP probabilities can impact important sequences and is considered a potential source of uncertainty for the PRA.", "negative": "The frequency for consequential LOOP is calculated for an ECCS signal and general plant trips: LOSP-ECCS = 2.4E-02 LOSP-EPRI = 1.0E-03"}
{"query": "sensitivity studies in non-LOCA analysis", "positive": "The sensitivity studies performed on are in addition to those required by TR-0516-49416-P, Revision 4, \"Non-Loss-of-Coolant Accident Analysis Methodology.\" These sensitivity studies are not part of the implementation of the methodology in TR-0516-49416-P.", "negative": "As described in TR-0516-49416-P, and the associated markups in the original response, it is a characteristic of the design of the NuScale Power Module (NPM) that peak RCS pressure does not challenge acceptance criteria."}
{"query": "The proposed changes to Technical Specifications ensure that the system can maintain safety functions even during operational challenges.", "positive": "These changes do not adversely impact a safety function assumed in the safety analyses.", "negative": "In conformance with 10 CFR Part 50, Appendix A, General Design Criteria (GDC) Criterion 20 \u2013 Protection system functions, Criterion 21 \u2013 Protection system reliability and testability, and Criterion 22 \u2013 Protection system independence, the PMS design is"}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis provides a detailed understanding of the energy distribution of gamma radiation emitted from a sample, which is essential for identifying radioactive isotopes.", "negative": "The sample size used in the gamma spectrum analysis was 9.294E+02 grams, collected from the Dairyland_NPP facility."}
{"query": "aging management evaluation for concrete", "positive": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation", "negative": "Concrete (inaccessible areas): below-grade exterior; foundation"}
{"query": "measured temperatures at nuclear sites", "positive": "Measured Temperatures 100 ft Below the Clinton Lake Dam (1994-2000)", "negative": "Data not available"}
{"query": "What is radiological survey in the context of nuclear safety?", "positive": "A radiological survey involves the systematic measurement and evaluation of radiological conditions in a designated area to ascertain the presence of radioactive materials and ensure safety compliance.", "negative": "The instrument data table lists various instruments used for radiological measurements, including their model numbers and calibration due dates, but does not provide information about their operational context or application."}
{"query": "What is a plant Probabilistic Risk Assessment (PRA)?", "positive": "The plant PRA shall be based on the as-built, as-operated, and maintained plant; and reflect the operating experience at the plant, as specified in Regulatory Guide 1.200, Revision 2.", "negative": "Methods to assess the risk from extending the Completion Times must be PRA methods approved for use with this program in Amendment No. [###], or other methods approved by the NRC for generic use; and any change in the PRA methods to assess risk that are outside these approval boundaries require prior NRC approval."}
{"query": "What are the intended functions of safety-related systems in nuclear facilities?", "positive": "Provide physical support, shelter, and protection for safety-related SSCs. 10 CFR 54.4(a)(1)", "negative": "The component types that require aging management review are indicated in the below Table 2.4-3, Diesel Generator Buildings."}
{"query": "core stored energy", "positive": "Margin in core stored energy (+20 percent)", "negative": "The SATAN-V code uses a control volume approach to model the behavior of the Reactor Coolant System resulting from a large break in a main coolant pipe."}
{"query": "What is a Marinelli geometry used for in gamma spectrum analysis?", "positive": "In gamma spectrum analysis, the 500ml Marinelli geometry is utilized for efficient detection of gamma radiation in liquid samples.", "negative": "The peak analysis report provides specific details about the channel range and the time at which the analysis was performed."}
{"query": "powder hopper control in LPBF", "positive": "QC of the powder hopper consists of vertical position control and preventing or minimizing contamination.", "negative": "Seals in the LPBF machine should also be periodically inspected and replaced to prevent contamination."}
{"query": "aging management review for electrical components", "positive": "Table 2.4-8 presents the components subject to Aging Management Review, which include various types of concrete, caulking, metal siding, and structural supports critical to the integrity of electrical systems.", "negative": "Emergency preparedness is essential for ensuring the safety of the public in the event of unforeseen circumstances affecting plant operation."}
{"query": "The evaluation of safety measures is crucial in ensuring compliance with nuclear regulatory standards.", "positive": "The safety analysis report must include a comprehensive evaluation of potential accidents and their consequences for the reactor type being licensed.", "negative": "During the reactor startup process, operators need to monitor various parameters to ensure that the reactor remains within operational limits."}
{"query": "What is the Draft Environmental Assessment in the context of nuclear licensing?", "positive": "The Draft Environmental Assessment for the Palisades Restart Project evaluates potential environmental impacts associated with the proposed project and assesses its compliance with regulatory requirements.", "negative": "The email from Jennifer Davis indicates that there were several recipients involved in the correspondence regarding the Palisades Restart Project."}
{"query": "audit reporting requirements", "positive": "ISU should be prepared to provide documents, calculations, and other material, as applicable, supporting the analyses and justifications for the LAR, and the SAR and any procedures supporting the LAR.", "negative": "Audit activities will be conducted via teleconference and video conference supported activities, as appropriate and efficient to the gathering of information by the NRC staff."}
{"query": "What is the average enrichment of U-235 for BWR fuel assemblies?", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "Certificate of Compliance No. 1031"}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves a series of detailed evaluations and reviews to ensure safety and compliance with regulatory standards, culminating in the issuance of a license by the Nuclear Regulatory Commission (NRC).", "negative": "Maintaining accurate records is essential for the proper functioning of administrative processes in various organizations."}
{"query": "What are the overall transport fractions for LBLOCA in nuclear reactors?", "positive": "Table 3.e.6-8 provides the overall transport fractions for LBLOCA with Sprays On in the Steam Generator Compartment, detailing various debris types and their corresponding percentages across different train configurations.", "negative": "The NRC has established various guidelines to ensure the successful accomplishment of reactor decommissioning projects, emphasizing the importance of safety and environmental protection during the process."}
{"query": "very low-level waste regulations", "positive": "The proposed 'reinterpretation' of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "NRC is claiming this reinterpretation is 'voluntary.' How will we ever know which landfills and which states are doing it?"}
{"query": "What procedure is followed for starting the 1/2B Control Room HVAC?", "positive": "Place the 1/2B Control Room HVAC in operation locally per QCOP 5750-09 step F.3. Contact Mechanical Maintenance when ready for the refrigerant check.", "negative": "The examinee needs to fill in the JPM Start Time when they acknowledge the Initiating Cue."}
{"query": "What is the role of the Hydrogen Monitor in containment atmosphere analysis?", "positive": "Indication of Hydrogen concentration on VB1, only.", "negative": "There are indications of containment parameters on VB1, pressure, temperature, but not hydrogen concentration."}
{"query": "The NRC's guidance on marking security-sensitive information ensures that non-public documents are effectively protected.", "positive": "NRC's Regulatory Issue Summary (RIS) 2005-31 provides criteria to identify security-related sensitive information and guidance for handling and marking of such documents.", "negative": "The enclosed license document is exempt from public disclosure because its disclosure to unauthorized individuals could present a security vulnerability."}
{"query": "What types of amendments are typically submitted to the NRC?", "positive": "Amendment requests generally involve changes to facilities, operations, or regulations that affect the licensee's ability to comply with safety and governing legislation.", "negative": "The Department of Health & Human Services submitted various assurance filings related to medical programs and health initiatives."}
{"query": "The total greenhouse gas emissions from the Dresden Nuclear Power Station include various sources and are measured in metric tons.", "positive": "GHG calculated emissions are based on the following: Includes all emissions from DNPS, including stationary combustion sources, sulfur hexafluoride, process CO2, hydrofluorocarbon/perfluorocarbon refrigerants, diesel, and gasoline CEG-owned vehicle refueling stations, and ozone-depleting chemical refrigerants.", "negative": "The workforce commuting calculations are based on the following: Statistical information from the U.S. Census Bureau (USCB) indicates that 5.8 percent of Illinois workers in the transportation, warehouse, and utilities industry carpool to work (USCB 2020d). The number of DNPS employees as of October 2022 was 717."}
{"query": "sump strainer structural analysis", "positive": "The Sump strainers were qualified using a combination of manual calculations generated in Mathcad, as well as finite element analyses using the GTSTRUDL software and the ANSYS software.", "negative": "The pipings are free to expand without imposing any thermal loads on the strainers."}
{"query": "What are the expected annual releases of radioactive materials in liquid waste from both units?", "positive": "Based upon our evaluation, the radioactivity in the liquid effluent from units 1 and 2 exclusive of tritium will be less than 5 curies/year...", "negative": "It was impossible for us to determine from table 3.3 the calculated annual release of radioactive materials in gaseous effluents as many of the totals shown appear to be grossly incorrect."}
{"query": "The response acceleration spectra are crucial for assessing the seismic performance of nuclear facilities.", "positive": "The response acceleration spectra represent the response of structures to seismic activity, which is vital for ensuring the safety and integrity of nuclear power plants during earthquakes.", "negative": "The results of the analysis indicate a need for further investigation into the historical seismic data collected from various regional sites."}
{"query": "liquid scintillation analysis", "positive": "The Rad Liquid Scintillation Analysis reports the results of Nickel-63 with a result of 0.171 pCi/g, having an uncertainty of +/-1.27.", "negative": "The Company LaCrosseSolutions is located at S4601 State Hwy 35, Genoa, Wisconsin 54632."}
{"query": "reactor core isolation cooling system", "positive": "The inspectors evaluated the following licensee\u2019s event reporting determinations to ensure it complied with reporting requirements. (1) Licensee Event Reports (LERs) 2023-002-00 and 2023-002-01 for Clinton Power Station, Unit 1, \"Reactor Core Isolation Cooling System Inoperable Prior to Mode Change\" (ADAMS [Agencywide Document Access Management System] Accession Nos. ML24051A083 [LER 2023-002-00] and ML24270A035 [LER 2023-002-01]).", "negative": "The inspectors verified licensee performance indicators submittals listed below: **BI02: RCS Leak Rate Sample (IP Section 02.11)** (1 Sample) (1) Unit 1 (October 1, 2023, through September 30, 2024)"}
{"query": "What is the significance of probabilistic analysis in assessing hazards at nuclear power plants?", "positive": "A probabilistic analysis is used to determine the frequency of hazards due to chemicals that are transported on the Delaware River.", "negative": "The total number of allowable trips is calculated using Equation 2.2-3:"}
{"query": "The extensive review of Holtec Licensing Documents is crucial to ensure all scientific and legal considerations are well understood by involved parties.", "positive": "The licensing of the proposed Holtec CISF is a massive project. The recent release of over a thousand pages of Holtec Licensing Documents, including Holtec RAI Responses to highly complex NRC-issued questions, implicate important issues that warrant time-consuming review by scientific and technical experts as well as counsel.", "negative": "A comprehensive presentation of opposing viewpoints during this shortened window prejudices the interests of those who may be affected by the proposed Holtec CISF."}
{"query": "Request for Additional Information process", "positive": "RAI-27 was addressed in the following report: ANP-10323, Rev. 1, Q1P, Revision 0, Response to Request for Additional Information \u2013 ANP-10323P, December 2018.", "negative": "The reactor design incorporates advanced safety features to enhance operational reliability and reduce the likelihood of incidents."}
{"query": "The evaluation of safety margins is crucial in transient analyses for a BWR/6 reactor, particularly in relation to the AOO acceptance criteria.", "positive": "A Pressure Regulator Failure - Closed (PRFC) event is chosen for the demonstration. The turbine bypass valves are by the event definition not opening during the transient. This is a transient that may challenge the AOO acceptance criteria.", "negative": "This section describes an AOO demonstration analysis using POLCA-T and the analysis methodology presented in Reference 2. The purpose of the analyses is to demonstrate the application of the methodology of evaluating the operating limits using POLCA-T."}
{"query": "The NRC stipulates specific conditions for the assessment of flow rates and temperatures for safety testing in reactor operations.", "positive": "| Temp [\u00b0F] | Flow [gpm] | Head Loss [psi] |\n|-----------|------------|------------------|\n| 110       | 600        |                  |\n| 100       | 500        |                  |\n| 90        | 400        |                  |\n| 80        | 300        |                  |", "negative": "The temperature and flow data provides insights into the operational range, yet the details of head loss calculations are critical for understanding system performance."}
{"query": "radiation exposures to the public", "positive": "Radiation doses to the public from continued operations and refurbishment associated with license renewal are expected to continue at current levels and would be well below regulatory limits.", "negative": "These organisms are not expected to be a problem at most operating plants, possibly at plants using cooling ponds, lakes, or canals that discharge into rivers."}
{"query": "The NRC stipulates that licensees must adhere to specific voltage setpoints for relays to ensure operational safety.", "positive": "Primary Voltage = (Relay voltage + Wire Voltage Drop dV) * RCF * Nominal VT Ratio of 35", "negative": "During routine inspections, the NRC identified several instances of non-compliance that must be addressed in future reports."}
{"query": "What are the responsibilities of the Rad Protection Manager in nuclear facilities?", "positive": "The Rad Protection Manager is responsible for ensuring compliance with radiation safety regulations and implementing radiation protection measures at the facility.", "negative": "The mailing address for correspondence regarding the device includes the North Anna Power Station located at 1022 Haley Drive in Mineral, VA."}
{"query": "What is the maximum GDT release rate for radioactive waste gas?", "positive": "The actual maximum GDT release rate is 32 SCFM based on system design. The calculated maximum allowable release rate shall be >32 SCFM. Tanks with a calculated maximum allowable release rate of \u226432 SCFM shall not be released.", "negative": "Inoperability of the Noble Gas Activity Monitor (2R12A, 2R41A & D), Iodine Sampler, Particulate Sampler, Flow Rate Monitor, or Sampler Flow Rate Monitor for >30 days is reportable IAW NC.WM-AP.ZZ-0002(Q), Performance Improvement Process (IAW the ODCM)."}
{"query": "minimum required cooling time for nuclear fuel", "positive": "The minimum cooling time is 1 year. For fuel transferred in the EOS-TC108, the minimum cooling time is 2.0 years.", "negative": "Linear interpolation is allowed to obtain a cooling time within the specified range of burnup and enrichment values."}
{"query": "What is defined as radioactive liquid effluents in nuclear facilities?", "positive": "Radioactive liquid effluents are regulated by the NRC and include any liquid waste that contains radioactive material and is released into the environment.", "negative": "The NRC mandates that licensees must maintain accurate and detailed records of their training programs to ensure compliance with operational standards."}
{"query": "The NRC evaluates loss-of-coolant accident frequencies using various time frames to assess safety in reactor operations.", "positive": "NUREG-1829 contains \u201c25-year\u201d or \u201ccurrent-day\u201d LOCA frequencies and \u201c40-year\u201d or \u201cend-of-plant-license\u201d LOCA frequencies.", "negative": "Breaks at the reactor vessel nozzles do not need to be considered as discussed in Section 3.a.1 of Attachment VIII."}
{"query": "What is the significance of gamma measurement in nuclear safety?", "positive": "Gamma measurements are crucial in assessing radiation levels and ensuring compliance with safety standards in nuclear facilities.", "negative": "The photograph collected provides a visual representation of the boring location and sampling activities conducted at Pickard Hall."}
{"query": "What is the significance of nuclide weight mean activity in nuclear regulatory filings?", "positive": "| PB-214       | 0.720       | 2.56E-01   | 7.17E-02                       | Wt mean Activity (pCi/grams) |", "negative": "Errors quoted at 2.00sigma"}
{"query": "What is the significance of ADS initiation capability in ECCS?", "positive": "In this situation (loss of automatic initiation capability), the 96 hour or 8 day allowance, as applicable, of Required Action G.2 is not appropriate, and all ADS valves must be declared inoperable within 1 hour after discovery of loss of ADS initiation capability in both trip systems.", "negative": "The completion time is intended to allow the operator time to evaluate and repair any discovered inoperabilities."}
{"query": "The design of the flow restrictor assembly ensures that it properly manages steam flow during system operations.", "positive": "The flow restrictor is an assembly of seven smaller nozzles installed within the steam outlet nozzle of the steam generator.", "negative": "The Residual Heat Removal System transfers heat from the Reactor Coolant System to the Component Cooling System to reduce the temperature of the reactor coolant to the cold shutdown temperature."}
{"query": "What is the NRC Device Key for registered devices?", "positive": "**NRC Device Key:** 719660 (Internal Control Number)", "negative": "Please update the information as necessary."}
{"query": "What is the significance of energy measurements in nuclear regulatory filings?", "positive": "| Peak No. | Energy (keV) | Original Area | Orig. Uncertainty | Ambient Background | Backgr. Uncert. | Subtracted Area | Subtracted Uncert. |\n|----------|--------------|---------------|--------------------|--------------------|------------------|------------------|---------------------|\n| M        | 238.50      | 1.25E+02     | 29.69              |                    |                  | 1.25E+02         | 2.97E+01            |", "negative": "| F        | 607.06      | 5.56E+01     | 16.90              | 2.06E+01         | 1.21E+01         | 5.56E+01         | 3.09E+01            |"}
{"query": "The NRC provides acceptance guidelines that outline acceptable levels of risk for one-time-only TS CT changes.", "positive": "The licensee has implemented a risk-informed plant configuration control program, including procedures to use, maintain, and control such a program (Tier 3).", "negative": "Available alternatives are sometimes compared to justify a TS change. For changes in TS CTs, such cases primarily involve comparing the risk of shutting down with the risk of continuing power."}
{"query": "reactivity insertion rate", "positive": "The maximum positive reactivity insertion rate assumed is greater than that for the simultaneous withdrawal of the two sequential control banks having the greatest combined worth at maximum speed (45 in./min).", "negative": "In the event of an RCCA withdrawal accident from the subcritical condition, the core and the RCS are not adversely affected, since the combination of thermal power and the coolant temperature results in a DNBR greater than the limiting value."}
{"query": "What is the average enrichment weight percentage of 235U in PWR fuel assemblies?", "positive": "| Avg. Enrichment wt % 235U (E) | 32.5< B | 35< B | 37.5< B | 40< B | 41< B | 42< B | 43< B |", "negative": "The table provides crucial information regarding the assembly average burnup measured in GWd/MTU."}
{"query": "What are the requirements for emergency stop devices in diesel generator systems?", "positive": "An Emergency Stop device is provided to allow the diesel generator to be shut down in the event of a fire or other occurrence which would necessitate manually stopping the diesel.", "negative": "The criteria established for the motor starting torque provide for minimum starting time while at the same time limiting the inrush kVA to a value compatible with the engine capability."}
{"query": "on-shift staffing analysis", "positive": "Regulatory Issue Summary (RIS) 2016-10, License Amendment Requests for Changes to Emergency Response Organization Staffing and Augmentation, (Reference 6.13), states that an on-shift staffing analysis under 10 CFR 50, Appendix E, Section IV.A.9 should not be used to provide the primary basis to support the Technical Evaluation of a License Amendment Request (LAR).", "negative": "In conjunction with this License Amendment Request, NextEra has performed and documented an OSA per 10 CFR 50, Appendix E, Section IV.A.9 following the guidance of NEI 10-05, Assessment of On-Shift Emergency Response Organization Staffing and Capabilities, (Reference 6.14)."}
{"query": "What are the requirements for NRR approval in nuclear reactor operations?", "positive": "The criteria for NRR approval include the following: 1. The reactor in which the materials will be irradiated and the reactor for which the materials are being irradiated must have sufficiently similar design and operating features to permit accurate comparisons of the predicted amount of radiation damage.", "negative": "A proposed withdrawal schedule must be submitted with a technical justification as specified in [10 CFR] \u00a7 50.4. The proposed schedule must be approved prior to implementation."}
{"query": "What is the function of the Auxiliary Decay Heat Removal System in nuclear reactors?", "positive": "The Auxiliary Decay Heat Removal System is designed to remove decay heat from the reactor core after shutdown to prevent overheating and ensure safety.", "negative": "The results also indicate that the Security System must undergo regular reviews to ensure it meets the standards set forth in regulatory guidelines."}
{"query": "What are reactivity manipulations in nuclear operations?", "positive": "Reactivity manipulations may be conducted under normal or controlled/abnormal conditions (refer to Section 5.d) but must be significant per Section C.2.a of Appendix D.", "negative": "Both instrument and component malfunctions should be included; only those that require verifiable actions that provide insight to the applicant's competence count toward the minimum requirements specified for the applicant's license level in the right-hand columns."}
{"query": "What are the ROD INSERTION LIMITS in nuclear operations?", "positive": "At 80% power, the ROD INSERTION LIMIT for Control Bank D is LOWER than it was at 100% power.", "negative": "A Shutdown Margin Determination is FIRST required to be performed at time 00:04."}
{"query": "Containment vessel second horizontal mode", "positive": "Figure 3-92. Containment Vessel, Second Horizontal Mode, f = 25.660 cps (Finite Elements)", "negative": "EL. 725+0"}
{"query": "What is the Certificate of Compliance in the context of nuclear licensing?", "positive": "A Certificate of Compliance is an official document issued by the regulatory body that authorizes the use of specific materials or designs in licensed nuclear activities.", "negative": "The amendment outlines the regulatory requirements for emergency preparedness audits, which must be conducted biannually."}
{"query": "The NRC has determined that potential collisions of bats with structures at nuclear facilities are unlikely given the specific habitat conditions.", "positive": "Listed bats can be vulnerable to mortality or injury from collisions with nuclear power plant structures and vehicles.", "negative": "This section addresses each of these stressors below."}
{"query": "Coordination with various agencies is essential for determining reentry conditions post-emergency.", "positive": "Contact LDEQ to determine whether or not reentry is recommended and the extent of reentry, i.e., limited or unlimited reentry.", "negative": "Emergency medical assistance in case of accidents during reentry."}
{"query": "Plant Computer System in nuclear power plants", "positive": "The Plant Computer System (PCS) was installed in order to support the data acquisition needs of the emergency response facilities. The PCS will provide plant monitoring, data acquisition, and critical plant data in the form of real-time status displays for the purpose of making a rapid evaluation of the reactor plant's safety status.", "negative": "The Station's Fire Protection System is designed to furnish water and other extinguishing agents with the capability of extinguishing any single or probable combination of simultaneous fires that might occur."}
{"query": "What are risk-informed completion times in nuclear licensing?", "positive": "The NRC has identified a need for licensees to adopt Risk-Informed Completion Times to enhance safety while maintaining operational flexibility.", "negative": "The Columbia Generating Station has undergone several technical specification revisions over the years to improve compliance and performance."}
{"query": "The NRC's review of the FMEDA showed that it includes reliability information crucial for confirming plant-specific reliability standards.", "positive": "The NRC staff determined the RadICS platform reliability analysis results of the FMEDA contain platform reliability information that can be used to demonstrate conformance to plant-specific reliability goals.", "negative": "Addressed in PSAI 7.6 and satisfied by: Licensing Technical Report Project Implementation Deliverables."}
{"query": "nuclear safety analysis report", "positive": "The Updated Final Safety Analysis Report (UFSAR) provides a comprehensive safety analysis for the North Anna Power Station, detailing the design, operational, and regulatory aspects essential for maintaining safety standards.", "negative": "The reactor employs a closed-loop cooling system designed to efficiently transfer heat away from the core during normal operations."}
{"query": "The contour lines represent variations in groundwater levels within the Tertiary Aquifer.", "positive": "Figure 2.4.12-16 shows the Piezometric Contour Map for the Tertiary Aquifer, indicating groundwater levels for December 2005.", "negative": "The observation well data helps in monitoring surface water interactions with the wetland areas near the site."}
{"query": "What is the purpose of the Supplemental Diesel Generator System in nuclear facilities?", "positive": "The Supplemental Diesel Generator (SDG) System provides a non-safety related highly reliable backup source of power for the Emergency High Pressure Makeup (EHPM) System and auxiliaries.", "negative": "The aging management review results for these components are provided in Table 3.3.2-29, Standby Diesel Generators - Summary of Aging Management Evaluation."}
{"query": "The NRC specifies a seismic design criterion that ensures a uniform risk against failure across all SSCs by using a derived uniform risk spectrum.", "positive": "The target mean annual performance goal for nuclear plants of mean 10^{-5} per yr is achieved by coupling site-specific DRS with the deterministic seismic design criteria and procedures specified by NUREG-0800.", "negative": "The procedure for derivation of the DRS is as follows."}
{"query": "What does cfs stand for in nuclear safety assessments?", "positive": "Discharge (cfs) is measured in cubic feet per second, which quantifies the flow rate of water out of a body such as a lake during storm events.", "negative": "The table provides a detailed hourly breakdown of the storm outflow hydrograph, comparing the actual and computed outflow rates for accurate analysis."}
{"query": "The NRC assesses the emergency planning zone for various reactor types to ensure adequate safety measures are in place.", "positive": "Both guidance documents state that the EPZs for facilities operating above 50 MWt are to be considered on a case-by-case basis.", "negative": "These EP standards provide additional information for developing the consequence-oriented approach to establishing EPZs and the planning commensurate with the radiological risk for SMRs and ONTs."}
{"query": "The NRC provides specifics regarding the Minimum Detectable Activity (MDA) for different nuclides involved in nuclear safety assessments.", "positive": "MDA value not calculated", "negative": "CAUTION: MDA value is inconsistent with Currie MDA at 95% confidence level."}
{"query": "groundwater monitoring program", "positive": "Vogtle Electric Generating Plant, *Groundwater Monitoring Program, Procedure Number 30140-C, Revision 22*, January 2006.", "negative": "National Climatic Data Center Web site (http://www.ncdc.noaa.gov/oaa/climate/research/monitoring.html) (accessed March 25, 2007)."}
{"query": "The failure of Vital Instrument Power Board 2-IV leads to the opening of the RWST valve, which directly affects reactor coolant system operations.", "positive": "Loss of the 120V AC Vital Board 2-IV results in a loss of power to all Channel IV SSSP bitables.", "negative": "Upon restoration of power to 120V AC Vital Board 2-IV, the following can occur: - MD AFW pump 2B-B master level controllers for SGs 3 and 4 will have to be reset to AUTO."}
{"query": "The NRC emphasizes the importance of accurately identifying nuclides in safety data submissions for nuclear facilities.", "positive": "Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams)", "negative": "The half-life of certain isotopes can complicate the assessment of activity before and after decay corrections are applied."}
{"query": "nuclear safety systems", "positive": "Nuclear safety systems are designed to prevent accidents and mitigate potential consequences in the event of a failure.", "negative": "The document describes the budgetary allocations for the next fiscal year, outlining expected expenditures and revenue sources."}
{"query": "What is the unit of measurement for isotopes used in NRC filings?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| AM241                | 1000                 | mCi              |", "negative": "Distributor License Number: IL-01283-01"}
{"query": "What are the shielding requirements for transfer casks in nuclear applications?", "positive": "the nominal configuration transfer cask radial bulk shielding (i.e., shielding integral to the transfer cask; excludes supplemental shielding) must provide a minimum radiation shield equivalent to 2 inches of carbon steel or stainless steel and 3.2 inches of lead gamma shielding and 2.25 inches of NS-4-FR (with 0.6 wt % B4C and 6.0 wt % H) neutron shielding.", "negative": "The American Concrete Institute Specifications ACI-349 and ACI-318 govern the CONCRETE CASK design and construction, respectively."}
{"query": "What are the requirements for petition admissibility in NRC hearings?", "positive": "These contention admissibility requirements are strict. They are intended to ensure that adjudicatory hearings are triggered only by substantive safety or environmental issues that raise a supported dispute with the application on a matter material to the NRC\u2019s decision on the challenged action.", "negative": "New York proposes three contentions in this proceeding. In Contention 1, New York argues that HDI\u2019s cost estimates are inadequate because HDI impermissibly assumes that the decommissioning trusts will grow at a 2% annual real rate of return."}
{"query": "NRC evaluation criteria for regulatory filings", "positive": "When evaluating the question from both tier 1 and tier 3 perspectives, the NRC determined that answer choice \u2018D\u2019 remains the only correct answer.", "negative": "The safety analysis report must include detailed descriptions of all systems, components, and their interactions to ensure proper regulatory compliance."}
{"query": "What are the inspection procedures used for safety reviews at permanently shut-down reactors?", "positive": "IP 37801: Safety Reviews, Design Changes, and Modifications at Permanently Shut-down Reactors", "negative": "Inspection of Remedial and Final Surveys at Permanently Shut-down Reactors are critical for maintaining safety standards."}
{"query": "Please confirm if the RPV materials listed in the SLRA are excluded from the beltline as defined in 10 CFR Part 50.", "positive": "Confirm that these RPV materials are NOT part of the RPV beltline (i.e., exceed neutron fluence 1E17n/cm2).", "negative": "For the RPV materials in which the initial USE increased - that are NOT highlighted in yellow \u2013 Explain what data/information was used to determine the 'original' Initial USE value."}
{"query": "What is the role of the Work Control Shift Foreman in assessing radiological work?", "positive": "The Work Control Shift Foreman (WCSFM) is assessing support work at hot spot #202 at 73\u2019 elevation for the 2-2 RHR Heat Exchanger under RWP-0003, O & M in the RCA (Minor RP Impact).", "negative": "Transit time dose may be considered negligible."}
{"query": "What are EPRI Guidelines in the context of nuclear safety?", "positive": "EPRI Guidelines revisions are crucial for ensuring compliance with safety standards in nuclear power plant operations.", "negative": "RAI #1: 100% inspection \"past or future\" (Alloy 600TT) is a procedural step taken to ensure material integrity."}
{"query": "The NRC requires an understanding of the processes affecting ice within the ice condenser, including vapor deposition and sublimation.", "positive": "An analytical model of the sublimation process has been developed to provide an estimate of the expected sublimation rate as well as identify the significant parameters affecting the sublimation rate.", "negative": "Sodium tetraborate is used as a chemical additive to the ice in the plant."}
{"query": "What are the internal sources of hydrogen controlled during manufacturing in nuclear safety?", "positive": "Internal sources of hydrogen are controlled during manufacturing by product specifications that limit the moisture content.", "negative": "The fuel rod temperature is not directly evaluated in this methodology."}
{"query": "What is the purpose of the Thermal Aging Embrittlement of Cast Austenitic Stainless Steel AMP?", "positive": "The DCPP Thermal Aging Embrittlement of Cast Austenitic Stainless Steel AMP is a new AMP that manages embrittlement of ASME Code Class 1 CASS components due to thermal aging.", "negative": "For components that are not susceptible to thermal aging embrittlement, no additional inspections or evaluations will be required."}
{"query": "What is the average enrichment level for fuel assemblies?", "positive": "| Initial Assembly Avg. Enrichment wt % \u00b2\u00b3\u2075U (E) | Assembly Average Burnup (B) GWd/MTU |", "negative": "| 4.5 \u2264 E < 4.7                                   | 4.1   | 4.2   | -     | -         |"}
{"query": "The NRC stipulates that specific actions must be taken based on RPV level trends in order to ensure core cooling is maintained effectively.", "positive": "If the RPV level trend is not reversible with an L3 system capable of providing adequate core cooling, INITIATE an emergency depressurization before Minimum Steam Cooling RPV Water Level (MSCRWL).", "negative": "Crew resource availability and priorities should also be considered in this evaluation."}
{"query": "Nuclear power plants must assess the radiological impacts of their operations on surrounding ecosystems.", "positive": "Radiological impacts are a critical consideration in evaluating the environmental effects of plant operation, particularly regarding the potential effects on man and biota.", "negative": "The construction of transmission lines can lead to significant changes in local terrestrial environments, affecting flora and fauna."}
{"query": "The steps outlined in the operating procedure to restore the normal power supply to L-34 are critical for ensuring reactor safety.", "positive": "Direct BOP to restore L-34 to the normal supply per OP-46A section G.12.3.", "negative": "Ensure closed L14 L24 L34 L44 4KV FDR BKR 10440."}
{"query": "What actions should be taken when a steam generator tube leak is detected at a nuclear plant?", "positive": "When contacted as Chemistry acknowledge request to sample SGs. Wait 10 minutes and report indication of tube leakage on SG#1.", "negative": "At the discretion of the Lead Examiner, proceed to Event 3."}
{"query": "nuclide confidence index", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000 sigma"}
{"query": "What is the Minimum Detectable Activity in nuclear measurements?", "positive": "MDA: Minimum Detectable Activity", "negative": "The report includes various parameters related to sample analysis and the detection limits."}
{"query": "What are OTTP values in nuclear licensing?", "positive": "The OTTp values represent the operational transient temperature parameters used in the safety analysis of nuclear reactors, which are critical in evaluating the thermal performance during operational conditions.", "negative": "The NRC evaluates numerous factors when assessing new technology in various industrial applications, ensuring that safety standards are uniformly applied."}
{"query": "BWRVIP examination requirements", "positive": "BWRVIP recommended examinations of integrally welded core support structures are focused on the known susceptible areas of this structure, including the welds and associated weld heat affected zones. As a minimum, the same or superior visual examination technique is required for examination at the same frequency as the code examination requirements.", "negative": "The BWRVIP Guidelines require a volumetric examination of the susceptible welds at a frequency identical to the Code requirement."}
{"query": "radioactive isotopes in nuclear devices", "positive": "| NRC Device Key | Manufacturer License No | Manufacturer Name             | Model Number    | Serial #  | Transfer Date | Isotope | Activity | Unit |\n|----------------|-------------------------|-------------------------------|------------------|-----------|----------------|---------|----------|------|\n| 568021         | 3092-07 GL              | VARIAN ASSOCIATES, INC.      | 02-001972-00     | A121151   | 01/02/2004     | Ni63    | 15       | mCi  |", "negative": "| NRC Device Key | Manufacturer License No | Manufacturer Name             | Model Number    | Serial #  | Transfer Date | Isotope | Activity | Unit |\n|----------------|-------------------------|-------------------------------|------------------|-----------|----------------|---------|----------|------|\n| 823912         | 34-00639-04             | OHMART/VEGA CORPORATION      | SHLD-1-0         | 8339CO    | 07/20/2012     | Cs137   | 5        | mCi  |"}
{"query": "The crew must initiate an Emergency RPV Depressurization if Primary Containment conditions cannot be upheld.", "positive": "Given the inability to maintain Primary Containment conditions inside the Pressure Suppression Pressure, the crew will perform an Emergency RPV Depressurization, in accordance with EOP-4. Emergency RPV Depressurization must be initiated within 15 minutes of Pressure Suppression Pressure being exceeded.", "negative": "Ensure Trigger 5 automatically goes active when the Reactor scrams to cause the SRV tailpipe break."}
{"query": "license amendment request process", "positive": "A request for an amendment to a specific license may not be on a Nebraska State Form. The request may be a letter plus attachments or a formal application; however, it shall be signed by the individual in the position, or higher, that signed the application for license or the request shall be returned for proper signature.", "negative": "The initial review of the request for amendment shall determine if the request is so broad that it should be processed as a rewrite of the current license or as a new license."}
{"query": "nuclear inventory power", "positive": "**Inventory Power:** 1.0000E+00 Mth", "negative": "**Number of compartments:** 6"}
{"query": "How was the design life for the extended operation determined in relation to fatigue crack growth?", "positive": "Please clarify how the design life of the plant was determined for the stress and crack growth analyses with respect to the renewed license, which is scheduled to expire in 2044.", "negative": "During our audit of the validation of the AREVACSC code, the direct comparison with the [[ ]] was unclear."}
{"query": "The NRC mandates that licensees assess the performance of emergency core cooling systems during potential accidents.", "positive": "NRC Generic Letter (GL) 2004-02 (Reference 1) required licensees to perform an evaluation of the emergency core cooling system (ECCS) and containment spray system (CSS) recirculation functions, and the flow paths necessary to support those functions, based on the potential susceptibility of sump strainers to debris blockage during design basis accidents that require recirculation operation of ECCS or CSS.", "negative": "The evaluation meets the acceptance guidelines for a very small risk impact as defined in Regulatory Guide (RG) 1.174 (Reference 2)."}
{"query": "The NRC continuously oversees the management of nuclear waste to ensure public safety and environmental protection.", "positive": "The NRC requires licensees to maintain strict regulations on the disposal and management of nuclear waste to safeguard public health.", "negative": "The public has repeatedly rejected proposals that would allow the nuclear industry to evade responsibility for waste management and safety."}
{"query": "The NRC staff identified the necessity for a regulatory audit to review the non-docketed information related to the license amendment request.", "positive": "A regulatory audit is a planned license- or regulation-related activity that includes the examination and evaluation of primarily non-docketed information associated with the LAR.", "negative": "The hope creek generating station operates under specific guidelines defined by the NRC to ensure safety and compliance with established regulations."}
{"query": "Coordination with state regulators is crucial for the effective management of licenses and safety inspections in the nuclear sector.", "positive": "Provide the opportunity for license reviewers and inspectors from the State seeking an agreement to review regional licensing casework in progress and observe NRC inspections at the facilities of licensees in that State.", "negative": "The policy and guidance in this directive and handbook apply to all NRC employees who process a request for a Section 274b. agreement."}
{"query": "gamma spectrum analysis process", "positive": "Gamma spectrum analysis is a technique used to identify and quantify the radioactive isotopes present in a sample by analyzing the energies and intensities of gamma rays emitted.", "negative": "The detection system was calibrated to ensure accurate readings, with a focus on maintaining optimal performance standards during the test."}
{"query": "The NRC Staff released their findings on environmental impacts related to the project.", "positive": "The Staff issued a Safety Evaluation Report (SER) in March 2013.", "negative": "Both the Tribe and individual members of Consolidated Intervenors (Susan Henderson and Dayton Hody) commented on the DSEIS and later filed proposed contentions relating to the DSEIS."}
{"query": "What are the surveillance requirements for nuclear safety systems?", "positive": "Verify \\( F_g(Z) \\) is within limit specified in the COLR.", "negative": "The NRC requires a comprehensive evaluation of the proposed changes before any action can be taken."}
{"query": "What type of fuel is used in Oconee Station?", "positive": "Oconee Station operates with low-enriched uranium dioxide fuel. With the NRC approval of Zircaloy-4 and M5 cladding fuel usage, Duke Energy operates the reactor cores to yield an equilibrium cycle (normal cycle) burnup of approximately 20,854 megawatt-days per metric ton uranium (MWd/MTU) for 24 months and maximum burnup rate of 62,000 MWd/MTU.", "negative": "Nuclear power plants are served by controlled access roads that are connected to U.S. highways and Interstate highways."}
{"query": "The NRC establishes a framework for inspections that includes determining the necessity of special or reactive inspections.", "positive": "Reviews and approves inspection plans.", "negative": "Reports inspection statistics to Upper Management or their designee as requested."}
{"query": "What are the PCT and Burst Elevations in nuclear reactor systems?", "positive": "- **PCT Elevation** = 7.25 ft\n- **Burst Elevation** = 5.75 ft", "negative": "| Time (s) | Fluid Quality |\n|----------|---------------|\n| 0        | 0             |\n| 50       | 0.4           |\n| 100      | 0.6           |\n| 150      | 0.8           |\n| 200      | 1.0           |\n| 250      | 0.6           |\n| 300      | 0.4           |"}
{"query": "The values of VFO-KEFF and VFO-Sigma are crucial in determining the effective neutron multiplication factor in nuclear systems.", "positive": "| VFO-Name | VFO-KEFF | VFO-Sigma | K+2S  | Bias    | K+2S - B |", "negative": "The NRC regulations stipulate comprehensive assessments for operational readiness and safety measures."}
{"query": "request for hearing under NRC regulations", "positive": "If the answer includes a request for a hearing, it shall, under oath or affirmation, specifically set forth the matters of fact and law on which AmerenUE relies and the reasons as to why the Order should not have been issued.", "negative": "To comply with the procedural requirements of E-Filing, at least ten (10) days prior to the filing deadline, the participant should contact the Office of the Secretary by e-mail at hearing.docket@nrc.gov, or by telephone at (301) 415-1677, to request (1) a digital"}
{"query": "The system employs two independent trip mechanisms that include four channels for monitoring Reactor Vessel Water Level and Reactor Steam Dome Pressure.", "positive": "The ATWS-RPT consists of two independent trip systems, with two channels of the Reactor Steam Dome Pressure-High function and two channels of Reactor Vessel Water Level-Low Low, Level 2 function, in each trip system.", "negative": "The design ensures that the reactor operates efficiently under various load conditions."}
{"query": "What is the purpose of Risk-Informed Completion Time in nuclear operations?", "positive": "Constellation Energy Generation, LLC is proposing to apply the Risk-Informed Completion Time Program only in Modes 1 and 2 and not in the shutdown modes.", "negative": "This enclosure is not applicable to the Dresden Nuclear Power Station, Units 2 and 3 submittal."}
{"query": "criteria for identifying security-related sensitive information", "positive": "NRC's Regulatory Issue Summary (RIS) 2005-31 provides criteria to identify security-related sensitive information and guidance for handling and marking of such documents.", "negative": "Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action against you."}
{"query": "The NRC mandates that all nuclear facility operators demonstrate compliance with safety regulations and operational protocols.", "positive": "Licensees must ensure adherence to regulatory requirements by submitting detailed safety analyses for review.", "negative": "The weather patterns in the area have shown significant variability over the past decade, impacting local agriculture."}
{"query": "What are the procedures for verifying containment air lock door status?", "positive": "Verify an OPERABLE door is locked closed in the affected air lock.", "negative": "Be in MODE 3."}
{"query": "nuclear channel dimensions", "positive": "| Channel Section | Zone 1 | Zone 2 |\n| Dimension      | mm    | in    | mm    | in    |", "negative": "The reactor's core is designed to withstand high pressures and temperatures, ensuring optimal performance and safety throughout its operational life."}
{"query": "The analysis of nuclides is essential for understanding the radioactivity in solutions.", "positive": "The interference analysis rejected certain nuclides that could compromise the accuracy of the results.", "negative": "The system reported data errors that were corrected at 1.00 sigma for precision in measurements."}
{"query": "The interlocks among the 1/2CV459 and 1/2CV460 valves are significant, as they prevent unnecessary operations during normal power conditions.", "positive": "Due to the interlocks between the 1/2CV459, 1/2CV460, & the 1/2CV8149A-C valves, exercising these valves during normal operation results in (multiple) total letdown flow isolation events.", "negative": "The Component Function(s) section specifies that the valves are normally OPEN with the Unit at power, allowing letdown flow to occur."}
{"query": "What is the significance of water content in soil samples for nuclear safety assessments?", "positive": "Water Content (%) is a crucial parameter that indicates the amount of water present in a soil sample, which can affect its mechanical properties and stability during nuclear facility operations.", "negative": "The maximum dry unit weight is important for determining the load-bearing capacity of the soil without considering its moisture content."}
{"query": "What are the requirements for containment isolation valves in nuclear facilities?", "positive": "All containment isolation valves purchased by Stone & Webster are factory tested and inspected. A written specification defines the specific requirements for valve procurement, which include the following: 1. Welding and NDT procedure qualification. 2. Welder and NDT operator qualifications. 3. Mill test reports. 4. Dye penetrant test (as required). 5. Magnetic particle test (as required). 6. Radiography (as required). 7. Body hydrostatic test. 8. Seat and valve steam leakage test. 9. Performance test. 10. Dimensional check. 11. Cleaning. 12. Preparation for shipment. 13. Seismic qualification.", "negative": "The status of the valves during normal, shutdown, and accident conditions is given in Table 6.2-37."}
{"query": "nuclide minimum detectable activity", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| K-40          | 1460.75      | 10.67     | 7.89E+00             | 5.69E+00                 | 5.69E+00              |\n| AR-41         |  Argon-41    | 99.16     | 1.36E+02             | 2.83E+02                 | 2.83E+02              |\n| Co-60         |  Co-60       | 100.00    | 3.55E-01             | 5.21E-01                 | 5.21E-01              |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "license renewal amendments", "positive": "In accordance with 10 CFR 54.21(b), each year following submittal of the LRA and at least three months before scheduled completion of the staff\u2019s review, PG&E will submit an LRA amendment identifying any current licensing basis changes that materially affect the contents of the LRA, including the Final Safety Analysis Report supplement.", "negative": "If you have any questions or require additional information, please contact Mr. Philippe Soenen at (805) 459-3701."}
{"query": "What is the purpose of the Generic Fundamentals Examination for nuclear operator licensing?", "positive": "The Generic Fundamentals Examination is designed to assess the knowledge of candidates in the fundamental principles underlying the operation of nuclear reactors and their associated systems.", "negative": "The email distribution list for the document includes names from the NRR and DRS offices, indicating its administrative handling and regulatory oversight."}
{"query": "What are the types of licenses regulated in nuclear material licensing?", "positive": "Please provide a list of licensing actions completed during the review period, including license number, license reviewer, and license type (e.g., medical, academic, commercial, R&D, industrial radiography, gauges, etc.).", "negative": "The licensees we have that may fall into this category:"}
{"query": "What is the fail-safe testing protocol for valves during refueling outages?", "positive": "These valves will be fail-safe tested closed as an augmented IST test during refueling outages in accordance with Braidwood Station Technical Specifications.", "negative": "The closure of the Main Feedwater Regulating Valves (1/2FW510, 1/2FW520, 1/2FW530, 1/2FW540) during Unit operation would cause a loss of feedwater to the steam generators, resulting in a plant transient with a possible reactor trip as a result."}
{"query": "frequency of tornadoes in Mississippi", "positive": "Tornado frequency did not change significantly over the time range, so data from all years were used to calculate the annual frequencies.", "negative": "Grand Gulf is in Claiborne County. Warren County, directly to the north, is included because Vicksburg is in that county, while Hinds, to the East, is included because Jackson is in that county."}
{"query": "What are the maintenance guidelines for respirators used in nuclear safety?", "positive": "NuFuels will develop a Standard Operating Procedure (SOP) which addresses updated procedures for the respiratory program.", "negative": "Washing the respirator in a dish washer using liquid soap, such as LIQUI-NOX. Following the wash, all parts will be allowed to air dry at room temperature."}
{"query": "What is the purpose of the Average Power Range Monitor (APRM) in a nuclear reactor?", "positive": "A rod block is issued when any APRM is downscale with the Reactor Mode switch in RUN.", "negative": "The NRC requires that all reactor systems must be regularly inspected and maintained to ensure safety and compliance."}
{"query": "What actions should be taken in response to a Steam Generator Tube Rupture?", "positive": "The SG 2 MSIV has failed to close after a Steam Generator Tube Rupture on SG 2, necessitating immediate action for steamline isolation.", "negative": "Main Steam line warming is NOT in progress and does not affect the isolation procedure."}
{"query": "emergency exposure authorization", "positive": "IF it is necessary to exceed normal occupational radiation exposure limits (5 Rem TEDE) to save a life, protect the public, or save vital equipment, THEN AUTHORIZE emergency exposure limits using EP EEA, Emergency Exposure Authorization.", "negative": "NOTIFY the NRC as soon as practical, AND in all cases within 60 minutes of the occurrence of any deviation from the station's Physical Security Plan authorized pursuant 10 CFR 50.54(x) using NRC Form 361, Reactor Plant Event Notification Worksheet."}
{"query": "The NRC expects that licensees maintain compliance with Technical Specification requirements related to water system operations.", "positive": "Proposed License Amendment Request to Revise Technical Specifications 3.7.8 'Station Service Water System,' and 3.8.1 'AC Sources \u2013 Operating'", "negative": "The list of attendees includes representatives from both the U.S. Nuclear Regulatory Commission and Vistra Operations Company LLC."}
{"query": "The NRC evaluates whether new information requirements imposed by regulations can enhance the safety standards of nuclear facilities.", "positive": "The analysis and administrative burden is given on P87009: \"The NRC is seeking public comment on the potential impact of the information collections contained in this proposed rule and on the following issues\"", "negative": "Withdraw, reduce and revise all such guidelines and sub-references unless: (a) justified by data and PRA/RIDM analyses (b) verified as generically useful, applicable and effective by the prototype demonstration process suggested (c) not prescriptive regulation, guidance, expectation and de facto requirements and \u2018preferred\u2019 submission content for NARS licenses."}
{"query": "What procedures are in place for full recovery and unlimited reentry after an emergency?", "positive": "When informed that full recovery and unlimited access are recommended, the Director of the Office of Emergency Preparedness will perform the following: A. Meet with the EOC staff and Parish agencies to ensure all personnel are prepared to accomplish an orderly reentry.", "negative": "The areas that may be reentered and the scheduled times for limited reentry will be posted in the EOC."}
{"query": "What are the administrative requirements for personnel entering a High Radiation Area?", "positive": "Determine Personnel Exposure and Special Requirements for Entry into A High Radiation Area (HRA)", "negative": "CUE: WHEN operator informs you the task is complete, OR the JPM has been terminated for other reasons, THEN RECORD the STOP TIME."}
{"query": "What is the significance of K-40 in nuclear assessments?", "positive": "The identified nuclide K-40 has an energy of 1460.75 keV, a yield of approximately 10.67%, and an activity of 5.63E+00 pCi/grams, with an uncertainty of 6.47E-02.", "negative": "The table outlines a variety of identified nuclides, including their corresponding energy levels, yields, and activity measurements."}
{"query": "What is the significance of Operating Flow Rates in nuclear safety analysis?", "positive": "Operating flow rates are critical parameters in determining the hydraulic performance and safety of the reactor coolant system, ensuring that adequate cooling is maintained during operation.", "negative": "The appendix includes a detailed overview of the vendor qualifications necessary for supplying equipment to the nuclear power plant."}
{"query": "The NRC requires analyses to determine the levels of specific radionuclides in waste material.", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.0454 | +/-0.038 | 0.0913 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1419 | 1933651 | 1 |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "The NRC evaluates the net area of peaks to determine radiation levels...", "positive": "The net peak area is a critical factor in the evaluation of radiation measurements, specifically calculated to reflect the actual signal amidst background noise.", "negative": "The original area of the peak is calculated before subtracting background noise, and the uncertainty related to this original area is also documented."}
{"query": "How does the reactor coolant system manage steady-state heat generation during full-power operation?", "positive": "The reactor coolant system is designed on the basis of steady-state operation at full-power heat load.", "negative": "Figure 5.3-1 shows a temperature-power operating map depicting T_{avg} as a function of percent of full power."}
{"query": "What is the significance of energy release rate in nuclear reactor operations?", "positive": "Energy Release Rate (Btu/s) represents the amount of energy released per unit of time during reactor operation, which is critical for understanding thermal dynamics and safety margins in the facility.", "negative": "CD: 0.6 represents a characteristic data point used in various regulatory assessments that do not directly pertain to energy metrics in reactor operations."}
{"query": "nuclear power plant warning", "positive": "Nuclear Power Plant Warning is issued by Local Municipalities, Emergency Management to ensure public safety during potential incidents at nuclear facilities.", "negative": "Civil Unrest/Civil Danger alerts are coordinated by Law Enforcement and Emergency Management to inform the public about disturbances or threats to safety."}
{"query": "The report lists various nuclides along with their respective energies and activities, essential for assessing radiological safety.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 4.78E+00             | 8.54E-01                 | 8.54E-01             |", "negative": "The peak locate was performed early in the morning to ensure optimal conditions for measurements."}
{"query": "Torus ECCS Suction Header", "positive": "Unit 2 has a small break Torus ECCS Suction Header break on the Torus and an ATWS.", "negative": "Reactor power is 20% and OSCILLATING."}
{"query": "In determining the number of soil samples, the optimal range for the relative shift is outlined as being between one and three.", "positive": "The relative shift (\u0394\u03c3) for the survey unit data set is defined as shift (\u0394), which is the Upper Boundary of the Gray Region (UBGR), or the DCGL (SOF of 1), minus the Lower Bound of the Gray Region (LBGR) (SOF of 0.5), divided by sigma (\u03c3), which is the standard deviation of the data set used for survey design.", "negative": "The sample size from Table 5.5 of MARSSIM that equates to the Type I and Type II error of 0.05 for use with the Sign Test is an N value of fourteen (14)."}
{"query": "What types of analysis are conducted for radioactivity in soil samples?", "positive": "Rad Alpha Spec Analysis includes measurements for isotopes such as Americium-241, Americium-243, Curium-242/244, Neptunium-237, Plutonium-238, and Plutonium-239/240.", "negative": "The Liquid Scintillation Analysis provided results for Tritium Distillation and counted various samples without specifying the types of isotopes measured."}
{"query": "The process of responding to an anticipated transient requires understanding the critical elements needed to ensure safety.", "positive": "The job performance measure (JPM) titled 'RESPOND to an Anticipated Transient Without Trip' outlines the necessary actions for operators when facing potential reactor challenges.", "negative": "Operator performances are evaluated regularly to determine compliance with established safety protocols and operational standards."}
{"query": "What is nuclear reactor licensing and its regulatory importance?", "positive": "The licensing process for nuclear reactors involves comprehensive safety evaluations to ensure compliance with established engineering standards and regulatory requirements set forth by organizations such as the NRC.", "negative": "The comment from Robert H. Leyse on PRM-50-93 emphasizes the need for transparency in the regulatory process, highlighting concerns about public involvement."}
{"query": "power reactivity decrement", "positive": "R&D on Power Reactivity Decrement informed possible deformations (i.e. within core restraint system)", "negative": "Assembly rotation can rectify potentially unacceptable trends (done at EBR II)"}
{"query": "Understanding how the steam generator system failure could impact various critical systems is necessary for reactor safety.", "positive": "Knowledge of the effect that a loss or malfunction of the steam generator system will have on the following systems or system parameters: (CFR: 41.7 / 45.6) - K 3.01  Steam generator blowdown system 3.0", "negative": "The Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) governs the cleanup of contaminated sites."}
{"query": "What is the significance of Power Range Neutron Flux - High trip setpoints in nuclear reactor safety?", "positive": "A reduction of the Power Range Neutron Flux - High trip setpoints by \u2265 1% for each 1% by which F_{Q}(Z) exceeds its limit, is a conservative action for protection against the consequences of severe transients with unanalyzed power distributions.", "negative": "The Completion Time of 72 hours is sufficient considering the small likelihood of a severe transient in this time period and the preceding prompt reduction in THERMAL POWER in accordance with Required Action A.1."}
{"query": "What does AFT represent in nuclear licensing?", "positive": "\nA_{FT} = \text{the calculated uncertainty associated with the flow measurement from the flow transmitter.}", "negative": "The flow rate to the feedwater is closely monitored to ensure safety and efficiency during operation."}
{"query": "Figures-of-Merit for Anticipated Operational Occurrences (AOO)", "positive": "Table C-2-1 provides a comprehensive overview of the Figures-of-Merit for Anticipated Operational Occurrences (AOO), which are critical in assessing safety and operational performance metrics.", "negative": "Table C-6-1 lists the model parameters and uncertainties for all high ranked AOO phenomena, focusing on statistical distributions and their implications for safety analyses."}
{"query": "The NRC establishes certain criteria for operators to follow during significant operational events.", "positive": "The Entry Conditions of the Emergency Operating Procedures (EOP) provide critical guidelines for operators during reactor emergencies, ensuring that safety systems are effectively engaged.", "negative": "The Westinghouse Non-Proprietary Class 3 report outlines various operational procedures and configurations relevant to nuclear power generation."}
{"query": "What is the significance of lift-off forces in nuclear reactor safety assessments?", "positive": "Lift-off Force (Typ) is a critical parameter in ensuring structural integrity during dynamic conditions experienced by the reactor components.", "negative": "Time since sit: Years is a measurement used in various assessments across engineering disciplines, but it does not directly pertain to nuclear reactor safety or lift-off forces."}
{"query": "What is a Marinelli sample used for in gamma spectrum analysis?", "positive": "- **Sample Type:** 500 ml Marinelli", "negative": "- **Sample Taken On:** 8/23/2019 2:23 PM"}
{"query": "What is the function of remotely operated valves in nuclear systems?", "positive": "Remotely operated valves are critical components in the safety systems of nuclear reactors, serving functions such as managing coolant flow and maintaining pressure within the containment structure.", "negative": "The component cooling water from the RHR system plays a vital role in transferring heat away from the reactor, ensuring that operational temperatures remain within safe limits."}
{"query": "The NRC staff has determined that the requests related to the testing intervals for pressure relief valves must comply with established safety standards.", "positive": "The NRC staff finds that the licensee\u2019s SRV Best Practices Maintenance Program, in sharing applicable SRV test data between the licensee\u2019s nuclear power plants, has resulted in successful SRV as-left and as-found set pressure testing to provide confidence in the operational readiness of the SRVs at QCNPS, Units 1 and 2.", "negative": "The licensee will document the failure in its Corrective Action Program and the requirements of ASME OM Code, appendix I, paragraph I-1320(c), will be followed."}
{"query": "What are the responsibilities of the Technical Support Manager in emergency scenarios?", "positive": "The Technical Support Manager (TSM) reports to the CRM and is responsible for the command functions related to prompt and accurate dose assessments; notifying state and local governments of the emergency status and any changes in a timely manner; and assessing and providing protective action recommendations to offsite authorities.", "negative": "Emergency positions will be designated by corporate management based on the technical requirements of the position. Guidance for selection of emergency responders is provided in administrative procedures."}
{"query": "The report includes a table detailing the energy levels and activity for various nuclides, emphasizing the importance of accurate measurements for safety assessments.", "positive": "| Nuclide Name | Id    | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------------|-------|--------------|-----------|----------------------|----------------------|\n| K-40          | 0.98  | 1460.75      | 10.67     | 3.42E+00             | 7.87E-01             |\n| BI-214        | 0.34  | 609.31 *     | 46.30     | 1.27E-01             | 6.75E-02             |", "negative": "The NRC requires licensees to submit documentation of compliance with all safety regulations and operational standards."}
{"query": "The average enrichment of uranium fuel assemblies must meet specific criteria outlined in regulatory filings.", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU |", "negative": "The table lists the corresponding values for specific burnup categories related to the performance of the fuel assembly."}
{"query": "The assessment of fuel fragment sizes and their importance for fragmentation thresholds is crucial in analyzing reactor behavior during operations.", "positive": "The selection of the fuel fragment size at which fragmentation is deemed to have occurred and its impacts on the burnup threshold.", "negative": "The basis for assuming a reactor coolant pump trip time of 5 minutes for intermediate breaks."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "48 < Assembly Average Burnup \u2264 49 GWd/MTU", "negative": "Certificate of Compliance No. 1031"}
{"query": "What is TSTF-439 in relation to nuclear licensing?", "positive": "TSTF-439, \"Eliminate Second Completion Times Limiting Time from Discovery of Failure to Meet an LCO,\" Revision 2, allows licensees to eliminate the second completion time requirements back to the discovery of a failure to meet a Limiting Condition for Operation (LCO).", "negative": "The Columbia Generating Station is an important asset in the Pacific Northwest that generates clean energy through nuclear fission."}
{"query": "The system utilizes austenitic stainless steel piping due to its compatibility with reactor coolant under recirculation operation.", "positive": "The Containment Spray System piping is austenitic stainless steel. This is required because the piping contains reactor coolant during recirculation operation.", "negative": "After initiation of the ECCS recirculation phase, in conjunction with an enable permissive from the Containment Pressure Control System, Containment Spray pump suction is manually aligned to the Containment sump and one train of Containment Spray is manually initiated."}
{"query": "ARITA methodology in nuclear safety assessments", "positive": "For each analyzed event, the applicability range of the ARITA methodology shall be limited to the range over which its constituent computational codes and models have been assessed and validated to provide acceptable predictions of relevant phenomena and processes. (Reference to Section 5.1 of Reference 1)", "negative": "The investigation concluded that additional efforts are needed to enhance the efficiency of the cooling system."}
{"query": "nuclear regulatory compliance", "positive": "The Commission has concluded, based on the considerations discussed above, that: 1. there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, 2. there is reasonable assurance that such activities will be conducted in compliance with the Commission\u2019s regulations, and 3. the issuance of the amendment will not be inimical to the common defense and security or to the health and safety of the public.", "negative": "Principal Contributors: - J. Medoff, NRR - J. Budynski, NRR"}
{"query": "The NRC emphasizes the importance of effective groundwater treatment technologies such as reverse osmosis in the restoration of production zones.", "positive": "With the reverse osmosis techniques, injection and extraction operations continue at the facility except produced water will be processed through a RO unit which produces a deionized fluid for reinjection.", "negative": "Key elements of the restoration demonstration will be as follows:"}
{"query": "environmental audit schedule", "positive": "The Turkey Point Nuclear Station Environmental Audit Schedule includes a series of planned virtual meetings between the NRC and Florida Power & Light Company to discuss environmental compliance and safety assessments.", "negative": "The virtual tours and meetings are designed to facilitate collaboration and information sharing among the subject matter experts."}
{"query": "What is the purpose of detector calibration in nuclear instrumentation?", "positive": "Calibration of the Ludlum 2221 was performed to ensure accurate measurements of radiation levels and to establish efficiency with Sr-90.", "negative": "The physical condition of the calibration equipment was recorded as 'Good' after a series of checks including battery and response verification."}
{"query": "nuclide activity", "positive": "The table lists nuclide activity with specific weights and uncertainties, providing a comprehensive analysis of various nuclides and their respective measurements.", "negative": "The errors quoted at 2.000 sigma indicate the level of uncertainty associated with the measurements."}
{"query": "fuel assembly burnup requirements", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Certificate of Compliance No. 1031  B2-80 Amendment No. 13, Revision No. 1"}
{"query": "Will climate change influence the radiological dose exposure to nearby populations due to the transport of nuclear materials?", "positive": "Will expected climatological changes affect the radiological dose to the population in the region of interest due to transportation of radioactive materials?", "negative": "Will expected climatological changes affect average environmental risks of severe accidents due to either changes in severe accident probabilities or associated consequences?"}
{"query": "What is the significance of monitoring extravasation in radiopharmaceutical treatments?", "positive": "There have been several reports by clinics demonstrating this improvement from monitoring.", "negative": "A 40-year pass for infiltration exposure that could be higher than a dose now requiring reporting for a spill of the radioisotope on the body seems wrong."}
{"query": "HPCI recovery after maintenance", "positive": "Restoration of Steam Supply to HPCI Turbine after system maintenance", "negative": "Radiation Monitoring operates continuously during plant operation"}
{"query": "Measurements of gamma radiation levels were recorded using cpm as the unit of measurement.", "positive": "Gamma Measurement (in sleeve): | Depth Interval | Measurement | | -------------- | ----------- | | 5-6 ft        | 9.5 k cpm   | | 6-7 ft        | 8.5 k cpm   | | 7-8 ft        | 8.5 k cpm   | | 8-9 ft        | 8.5 k cpm   | | 9-10 ft       | 8.5 k cpm   |", "negative": "**Photograph Collected:** No"}
{"query": "What is a Clathrate Gas Detector and its purpose?", "positive": "A Clathrate Gas Detector is a specialized device used for detecting the presence of clathrate compounds, which are solid structures formed from gas and water under specific conditions.", "negative": "LFE Industrial Systems Corp. has developed various industrial systems for diverse applications in engineering, contributing to advancements in safety and efficiency."}
{"query": "flow comparator function", "positive": "The flow comparator >10% difference function only causes a rod block.", "negative": "The outputs of Flow Units B and D are compared and if they differ by more than 10%, they result in a rod block."}
{"query": "Main Feedwater Pump failure response", "positive": "Main Feedwater Pump can fail, in which case it is necessary to bring plant to safe shutdown conditions if shutdown trip limits are exceeded using Auxiliary Feedwater System.", "negative": "Any failure of pump or valves requires isolation to repair and use a redundant pump."}
{"query": "The Nuclear Regulatory Commission oversees the evaluation of safety systems in nuclear plants.", "positive": "The safety systems in a nuclear power plant are designed to prevent accidents and mitigate their consequences, ensuring compliance with regulatory standards.", "negative": "The water supply in Pickens County is managed by local authorities to maintain a balanced system for the community's needs."}
{"query": "The regulation of medical imaging products involves various stipulations regarding their safety and efficacy.", "positive": "Bristol-Myers Squibb Medical Imaging offers a range of products designed for safe and effective medical imaging applications.", "negative": "The product codes listed above are part of a broader inventory for pharmaceutical products and do not pertain to specific medical imaging technologies."}
{"query": "What is the role of the Division of Operating Reactor Licensing in nuclear regulation?", "positive": "The Division of Operating Reactor Licensing is responsible for the review and approval of applications for licenses to operate commercial nuclear power plants, as well as modifications and renewals of those licenses.", "negative": "The team may also interview the licensee\u2019s subject matter experts using video and teleconferencing if necessary."}
{"query": "The mass flow rate of the system is critical for understanding the performance during operational events.", "positive": "The Intact Loop Accumulator Mass Flow Rate during Blowdown is a crucial parameter that affects the reactor's safety and operational efficiency.", "negative": "Temperature measurements should be accurately recorded to ensure the system operates within its design limits."}
{"query": "What are the requirements for implementing ASME Section XI Code Cases?", "positive": "The regulation at 10 CFR 50.55a(b)(5) provides requirements related to the implementation of ASME Section XI Code Cases.", "negative": "A broad spectrum of stakeholders participates in the ASME process to help ensure consideration of the various interests."}
{"query": "flood protection measures for dam failure", "positive": "The interim mitigation and monitoring plan was based on the fact that the U.S. Army Corps of Engineers (USACE) Upper Missouri Reservoir System has a very large storage capacity and that it is both unlikely and predictable in advance that the reservoirs will reach the hydrologic or sunny-day reservoir levels over the course of a water year.", "negative": "Several yearly forecast conditions are published by USACE for their mainstem dams."}
{"query": "What is the significance of safety licensing processes in nuclear facilities?", "positive": "The NRC reviews and approves applications for licenses, permits, and certifications to ensure that they meet safety and regulatory requirements essential for the operation of nuclear power plants.", "negative": "Operating a nuclear plant involves various technical challenges and considerations around energy efficiency."}
{"query": "What is the weighted mean activity of a nuclide in pCi/grams?", "positive": "The weighted mean activity (pCi/grams) is calculated based on the individual activities of isotopes considering their respective uncertainties.", "negative": "The errors quoted at 2.000 sigma indicate the confidence interval for the measurements of the nuclides listed in the document."}
{"query": "once-through cooling system", "positive": "No statute authorizes NRC not to comply with NEPA on equitable grounds; CLI-22-6, 95 NRC 111 (2022)", "negative": "Prior to having an admitted contention, there is no adjudicatory discovery available by which petitioner could obtain related information; LBP-22-1, 95 NRC 49 (2022)"}
{"query": "What are the required details for devices that fall under regulatory registration?", "positive": "A device subject to registration must include the Manufacturer Name, Initial Transferor Name, Device Model Number, Device Serial Number, acquisition details, and specified isotopes with their respective activity and unit of measurement.", "negative": "The completion of the application should be handled promptly to ensure compliance with regulatory standards."}
{"query": "The analysis of radioactive materials in soil samples is essential for ensuring compliance with environmental safety standards.", "positive": "SW846 3050B/6020A Uranium Soil \"Dry Weight Corrected\"", "negative": "Moisture: 7.83%"}
{"query": "reactor coolant pressure boundary", "positive": "contention that continued operation violates 10 C.F.R. Part 50, Appendix A, Criterion 14 because the reactor coolant pressure boundary has not been tested is inadmissible; CLI-22-5, 95 NRC 97 (2022)", "negative": "NRC cannot require members of the public to parse language in a regulatory analysis or glossary to discern that the agency is making a major shift in the scope of an EIS and rulemaking; CLI-22-2, 95 NRC 26 (2022)"}
{"query": "What are groundwater protection programs in nuclear plants?", "positive": "GWPPs have been established at all operating nuclear power plants to minimize the potential impact from any inadvertent releases.", "negative": "Surface water consumption for non-cooling water-related operational activities is limited to such uses as facility and equipment cleaning."}
{"query": "What is the purpose of the Evaluation Model Development in EMDAP?", "positive": "The Evaluation Model Development is a crucial aspect of EMDAP Element 3, which focuses on creating a structured evaluation model that adheres to regulatory requirements and safety analysis standards.", "negative": "The sample plant description provides insights into the overall design and operational factors considered during the initial licensing phase."}
{"query": "What procedures are involved in nuclear reactor licensing?", "positive": "The Office of Nuclear Reactor Regulation oversees the licensing process of nuclear reactors to ensure compliance with safety standards and regulations.", "negative": "The Chief Information Officer is responsible for managing the agency's information technology systems and ensuring their security."}
{"query": "The NRC oversees the regulatory framework for reactor licensing.", "positive": "The NRC's licensing processes are critical for ensuring that nuclear facilities operate in compliance with safety standards and regulatory requirements.", "negative": "Hi Viz, LLC offers a diverse range of shooting systems and products tailored for various applications in the market."}
{"query": "Main Steam Line Tunnel temperature monitoring", "positive": "The Main Steam Line Tunnel Temperature\u2014High Function receives input from 16 channels, four for each of the four tunnel areas. The logic is arranged similar to the Main Steam Line Flow\u2014High Function. One channel from each steam tunnel area inputs to one of four trip strings. Two trip strings make up a trip system and both trip systems must trip to cause an isolation.", "negative": "The Drywell Radiation\u2014High Function receives input from two radiation detector assemblies each connected to a switch. Each switch actuates two contacts. Each contact inputs to one of four trip strings."}
{"query": "The regulation requires that meteorological data be accurately recorded and analyzed for safety assessments.", "positive": "| Parameter                             | Value      |\n|---------------------------------------|------------|\n| Delta Temperature \u2013 Main Tower        | -4.0\u00b0F    |", "negative": "The reactor\u2019s cooling system is designed to efficiently transfer heat from the core to the environment."}
{"query": "How will climate change affect air quality around nuclear plants?", "positive": "Will expected climatological changes affect the sources, types, and estimates of annual air emissions from the operating plant and transmission lines?", "negative": "Will expected climatological changes affect cooling system impacts from the operating plant on local weather, including plume lengths, additional hours of fogging and icing, and salt deposition?"}
{"query": "What does a Marinelli beaker indicate in nuclear sample analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "**Energy Calibration Used Done On:** 7/8/2014"}
{"query": "What is the weight mean activity of nuclides?", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|--------------|-------------|------------|-------------------------------|------------------------------|----------|\n| K-40         | 0.981      | 5.47E+00   | 6.95E-01                      |                              |          |", "negative": "Errors quoted at 2.000sigma"}
{"query": "What is the importance value in nuclear regulatory documents?", "positive": "EK2.02 Importance value needs to be moved to right", "negative": "4.2-49 Missing KA AK 1.01 Booster/main feedwater pumps 2.4 value"}
{"query": "The NRC evaluates laboratory tests to determine the characteristics of undisturbed soil samples for various depths.", "positive": "Summary of Laboratory Testing of Undisturbed Samples from Boring P-15", "negative": "Sample Number | Elevation (ft) | Depth (ft) | USCS Group Symbol | Fines (%) | Water Content (%) | Dry Unit Weight (pcf) | Void Ratio | Saturation (%) | Specimen Diameter (in.) | (q_u) (kef) | (u_f) (%) | (t_f) (kef) | Mode of Failure | Condition of Tube Cutting Edge"}
{"query": "What is the activity measurement in nuclear licensing?", "positive": "Activity (e.g. 1005)", "negative": "Distributor/Distributed By: Thermo Process Instruments, L.P"}
{"query": "The NRC mandates that all design changes undergo rigorous evaluation to confirm adherence to safety standards and design requirements.", "positive": "Specifically, the licensee failed to perform an engineering change evaluation in accordance with MFP-QA-1220, \u201cEngineering Change Process Handbook,\u201d to ensure that the design changes were acceptable for Susquehanna design requirements.", "negative": "In 2013, AREVA recommended and performed changes to the Cutler Hammer Type DHP-VR 4.16kV breakers that they provided to the licensee."}
{"query": "inspection duration and frequency in nuclear regulation", "positive": "Consider the industry-proposed inspection duration, frequency, and team complement.", "negative": "Incorporate principles within the ADVANCE Act (Section 507) focused on an innovative, efficient, and effective cycle."}
{"query": "The operability of accumulators in the ECCS is critical for maintaining safety in various operational modes.", "positive": "**LCO 3.5.1** Four ECCS accumulators shall be OPERABLE.", "negative": "Several actions must be taken if an accumulator is inoperable due to conditions outside of boron concentration limits."}
{"query": "What are the requirements for alternative examinations of the torus metallic liner?", "positive": "Duke Energy Progress, LLC (Duke Energy, the licensee) requested an alternative (request RA-22-0308) to certain requirements of the 2007 Edition through 2008 Addenda of American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code, Section XI, Subsection IWE to conduct alternative visual examinations of the torus metallic liner at Brunswick Steam Electric Plant, Unit Nos. 1 and 2 (Brunswick).", "negative": "The audit team will review the licensee\u2019s records, analyses, and calculations related to proposed alternative examinations required by ASME Code, subsection IWE, for visual examination of the metallic liner surrounding each torus suppression chamber (torus) of Brunswick, Unit Nos. 1 and 2."}
{"query": "What is the purpose of the barge facility in nuclear plant operations?", "positive": "An upgraded barge facility could eventually be used to facilitate transport of spent fuel canisters offsite for disposal in a national repository.", "negative": "Section 3.2.1 of the ER states that the meteorological facility consists of a 91-meter (300-foot) instrumented tower for wind and temperature measurements, a separate 10-meter (33-foot) tower for dew point measurements, a ground-based instrument for rainfall measurements, and a data collection system in an instrument building."}
{"query": "nuclear reactor safety licensing process", "positive": "The licensing process for nuclear reactors is governed by regulations that ensure safety and compliance with standards set by the NRC.", "negative": "The financial implications of nuclear energy development can significantly impact investment decisions and project timelines."}
{"query": "What are the methodologies for evaluating loss-of-coolant accidents in nuclear reactors?", "positive": "The proposed changes would update the list of approved methodologies in MPS3 TS 6.9.1.6.b to establish the core operating limits included in the Core Operating Limits Report for the GAIA fuel with M5 cladding.", "negative": "The licensee responded to this request on April 1, 2024 (ML24093A216)."}
{"query": "laser power measurement techniques", "positive": "All laser beam spot size measurement techniques (CCD, aperture, and knife-edge) are discrete measurements, and can only be obtained prior to and after a build, and can only be measured perpendicular to the laser beam (i.e., in one location on the build plate directly below the laser).", "negative": "When discussing mirror control, the distinction between dimensional control and location control is important to note."}
{"query": "core inlet and outlet mass flow rate", "positive": "At time 0s: ~40000 (Core Inlet), At time 5s: ~20000 (Core Inlet), At time 10s: ~0 (Core Inlet), At time 15s: ~-10000 (Core Outlet), At time 20s: ~-15000 (Core Outlet), At time 25s: ~-20000 (Core Outlet)", "negative": "Solid Line: Core Inlet, Dashed Line: Core Outlet."}
{"query": "Each shipment of thoriated tungsten welding rods will include important safety notices required by industry standards.", "positive": "Thoriated tungsten welding rods are manufactured in China and imported in sealed retailed type package, typically three or ten welding rods of a given length, usually 3 inches or 7 inches, per packet.", "negative": "Radiological training is not applicable under the distribution license since the use and possession of thoriated tungsten welding rods are exempt pursuant to 10 CFR 40.13(c)(1) and equivalent agreement state regulations."}
{"query": "What are the risks involved in policy changes for nuclear licensing?", "positive": "...to adopt ALS.", "negative": "We really like that term, because what we get is the same thing that we saw with the three flow charts that were discussed this morning."}
{"query": "The NRC sets limits for radioactive contamination based on disintegrations per minute recorded at various measurements.", "positive": "Disintegrations Per Minute Per 100 Square Centimeters (dpm/100 cm\u00b2) is a measure used to quantify the specific activity of radioactive materials in wipe samples.", "negative": "The table outlines sample identifiers along with corresponding disintegration rates, which are crucial for assessing contamination levels."}
{"query": "The NRC emphasizes the importance of fostering a safety culture among organizations involved in regulated activities.", "positive": "The NRC's Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "In accordance with 10 CFR 2.390 of the NRC\u2019s 'Agency Rules of Practice and Procedure,' a copy of this letter and its enclosure will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s document system (ADAMS). ADAMS is accessible from the NRC Web Site at: [NRC Reading Room](http://www.nrc.gov/reading-rm/adams.html)."}
{"query": "background reference area", "positive": "Background Reference Area - Boring 2 - 5-10 ft bgs", "negative": "Date: 10-12-2020"}
{"query": "What is the purpose of LCO in ECCS flow management?", "positive": "The intent of the LCO limit on seal injection flow is to make sure that flow through the RCP seal water injection line is low enough to ensure that sufficient ECCS centrifugal charging pump injection flow is directed to the RCS via the injection points (Ref. 2).", "negative": "In addition, 2 psid is added to accommodate instrument uncertainty in the pressure drop measurement."}
{"query": "What is counting uncertainty in nuclear testing?", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The parameter for Detection Limit (DL) indicates the lowest concentration of a substance that can be reliably measured by an analytical procedure."}
{"query": "What analysis techniques are used for Framatome fuel properties in nuclear safety assessments?", "positive": "The pressure drop can impact the core flow due to the presence of different types of fuel assemblies. Consistent with the RLBLOCA EM hydrodynamic modeling features (Section A.1.3.6.2.4 of EMF-2103(P)(A) Revision 3),", "negative": "Similarly, the embedded fuel rod code models and cladding models in the S-RELAP5 calculation in ANP-4032P were specific to Framatome fuel properties and design."}
{"query": "suction pressure test gauge", "positive": "INSTALL suction pressure test gauge at test tee between 1-PI-62-109 and 1-ISIV-62-352C as follows:", "negative": "Personnel injury and contamination could result if safety and radiological control precautions are NOT observed."}
{"query": "The fuel handling system's safety features must ensure proper operation during mishandling events.", "positive": "See Section 9.1.4.2.2, under Fuel Handling Bridge Crane, and Section 9.1.4.3.1, for a discussion of Regulatory Position 3. Note that, \u201cthe spent fuel crane has identical safety features to those on the manipulation crane with the exception that the spent fuel crane does not have an RCC hoist system.\u201d", "negative": "Each unit of the McGuire Station has an independent fuel storage system. The Fuel Handling System associated with the pool is discussed in Section 9.1.4, and Spent Fuel Cooling System is presented in Section 9.1.3. Radiation shielding and monitoring are presented in Sections 12.1 and 11.4, respectively."}
{"query": "What are the requirements for Quality Assurance Program Descriptions (QAPDs) in nuclear applications?", "positive": "Quality Assurance Program Descriptions (QAPDs) must meet specific requirements outlined in regulatory documentation to ensure consistency and reliability in nuclear reactor operations.", "negative": "The flexibility of design and operation for various reactor types allows for innovation in energy production, influencing the overall efficiency of the energy market."}
{"query": "core average temperature in nuclear reactors", "positive": "The graph shows the core average temperature, stabilizing around 570 \u00b0F over time.", "negative": "The Y-axis ranges from 550 to 575."}
{"query": "sensitivity studies in nuclear regulatory submissions", "positive": "Clarification on applicability and conclusions to be drawn from sensitivity studies. For example, on page 5-17, WCAP-18850-P appears to make conclusions concerning \u201c2-Loop PWRs.\u201d While the actual context and analysis appears to be indicative of Westinghouse 2-Loop pressurized-water reactors, in a literal sense, other pressurized-water reactors within the proposed scope of WCAP-18850-P could arguably be categorized as having two reactor coolant system loops (i.e., Combustion Engineering plants).", "negative": "Particular focus is intended upon the validation of the modeling approaches and the completion of appropriate validation analyses on both a separate effects and integral basis for the full suite of validation comparisons."}
{"query": "rod position sequences", "positive": "The analyzed rod position sequence will be established pursuant to the approved methods controlling normal plant operations.", "negative": "The proposed change ensures that analyzed rod position sequences are developed to minimize incremental control rod reactivity worth in accordance with the Reference 1 NRC approved methodology implemented in Susquehanna TS 5.6."}
{"query": "What are the limitations and conditions of the GALILEO methodology?", "positive": "There are four L&Cs imposed on the GALILEO methodology (Section 5.0 of the SER of Reference 3). The method of adherence for each L&C is described below.", "negative": "The NRC staff does not approve the ability to make changes to the model parameters without NRC approval."}
{"query": "licensing actions during IMPEP review", "positive": "List of all licensing actions completed during the review period (sorted by license reviewer, if possible).", "negative": "Please have the following information available for use by the IMPEP review team when they arrive at your office:"}
{"query": "What is the significance of the Materials Licensing Section in nuclear regulatory processes?", "positive": "The Materials Licensing Section is responsible for the oversight and regulatory licensing of materials used in the nuclear industry, ensuring that materials are handled and controlled in compliance with safety standards.", "negative": "The medical physics consultants in this context offer services related to radiation therapy and diagnostic imaging, focusing on optimizing treatment plans and ensuring patient safety."}
{"query": "automatic turbine trip response", "positive": "The closure of the MSIVs leads to a pressurization transient with the corresponding increase in reactor power.", "negative": "The event is initiated at time one second, when the TCVs and TBVs start to open."}
{"query": "remainder coolant system operation", "positive": "Two RCS loops shall be OPERABLE, and either: - Two RCS loops shall be in operation when the Rod Control System is capable of rod withdrawal; or - One RCS loop shall be in operation when the Rod Control System is not capable of rod withdrawal.", "negative": "All reactor coolant pumps may be removed from operation for \u2264 1 hour per 8 hour period provided: - No operations are permitted that would cause introduction into the RCS, coolant with boron concentration less than required to meet the SDM of LCO 3.1.1; and - Core outlet temperature is maintained at least 10\u00b0F below saturation temperature."}
{"query": "definition of Non-light-water reactor", "positive": "- **Non-light-water reactor** means a nuclear power reactor using a coolant other than light water.", "negative": "- **Small modular reactor** means a power reactor, which may be of modular design as defined in \u00a7 52.1 of this chapter, licensed under \u00a7 50.21 or \u00a7 50.22 to produce heat energy up to 1,000 megawatts thermal per module."}
{"query": "revisions to the RBS Attachment", "positive": "This section of the Parish Administrative Procedure addresses the revisions to the Enclosures of the RBS Attachment to the LPRRP. All information contained within the RBS Attachment and Enclosures will be reviewed annually by the Parish OHSEP.", "negative": "When a revision is made to the RBS Attachment and Enclosures, any and all EIPs that may be affected by the revision are revised."}
{"query": "The criteria for initial enrichment levels for spent nuclear fuel assemblies in the BWR reactor design are detailed in the documentation.", "positive": "| 89-Assy | Max. Initial Enrichment (wt % 235U) |", "negative": "| B8 60A | 3.8% | 4.3% | 4.4% | 4.7% | 4.9% | 5.0% |"}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis was performed using a 500 ml Marinelli geometry, which is standard for assessing the radioactive content of samples.", "negative": "The sample was taken on 8/23/2019 at 8:08:00 AM, and the acquisition started on 8/26/2019 at 9:12:31 AM."}
{"query": "What is the significance of surveyed building locations in nuclear regulatory filings?", "positive": "Figure 1 shows the satellite view of surveyed building locations which are crucial for the assessment of spatial relationships in compliance with regulatory standards.", "negative": "The table presents numerical data associated with surveyed points, which might be used for various analyses in the regulatory process."}
{"query": "What is the significance of nuclide activity in regulatory compliance?", "positive": "Activity (pCi/grams) indicates the strength of a radioactive source, which is critical for ensuring compliance with safety regulations in nuclear operations.", "negative": "The nuclide name table displays various isotopes with distinct energy levels and yields, serving as a reference for identifying radioactive materials."}
{"query": "What are the requirements for evaluating changes to the emergency plan in nuclear facilities?", "positive": "The inspectors identified multiple examples of a Severity Level IV non-cited violation of 10 CFR 50.54(q)(3), for changes to the licensee\u2019s emergency plan associated with protective action recommendation (PAR) and emergency classification procedures, for failures to demonstrate that the changes would not reduce the effectiveness of the plan.", "negative": "The inspectors reviewed the licensee\u2019s implementation of its corrective action program related to the following issues: Unit 1, leakage past emergency core cooling system check valves, Unit 2, leakage past emergency core cooling system check valves, Unit 1, train B of high head safety injection pump circuit breaker, Qualified display parameter system failures."}
{"query": "What is the purpose of the Aging Management Audit in nuclear licensing?", "positive": "The Aging Management Audit will be conducted primarily using telecommunications from June 17, 2024, to January 31, 2025, with potentially a portion of the On-Site Audit (Aging Management Audit Part #2), as determined appropriate, conducted at the applicant\u2019s facility.", "negative": "Entrance and exit briefings will be held at the beginning and end of the audit via telecommunications."}
{"query": "What is the maximum decay heat for the 61BTH Type 2 DSC?", "positive": "| Max Decay Heat per DSC (kW)   |        |        |        |        |        | 19.4   |", "negative": "The NRC requires thorough evaluation of all safety-related systems to ensure compliance with regulatory standards."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors is governed by the rules established by the Nuclear Regulatory Commission (NRC), which evaluates applications for construction and operation to ensure public safety.", "negative": "The complexity of neutron scattering experiments requires precise calibration of instruments and careful control of experimental conditions to obtain accurate results."}
{"query": "What materials are used for the construction of the Off-Gas Treatment Building?", "positive": "The materials of construction for the Off-Gas Treatment Building components are: Concrete, Concrete Block.", "negative": "The Equipment Access Lock components are exposed to the following environments: Air - indoor uncontrolled, Air - outdoor."}
{"query": "Transportable Storage Canister conditions", "positive": "A. TSC cavity vacuum drying pressure limit not met. A.1 Perform an engineering evaluation to determine the quantity of moisture remaining in the TSC.", "negative": "B. TSC helium backfill density limit not met. B.1 Perform an engineering evaluation to determine the effect of helium density differential."}
{"query": "harvesting materials from nuclear power plants", "positive": "The US NRC would like to propose one more presentation for this autumn's PLiM conference, on harvesting of materials from operating and decommissioning power plants.", "negative": "I understand that the document must adhere to strict regulatory standards to ensure safety and compliance with nuclear energy policies."}
{"query": "The impact of constructed structures on bird populations near nuclear facilities was explored in the NRC's evaluations.", "positive": "In the 2013 license renewal GEIS, the NRC reviewed the impact on avian mortality from birds colliding with cooling towers and transmission lines. It evaluated the primary literature for avian collision mortality associated with all types of constructed objects, as well as the results of monitoring studies conducted at six nuclear plants.", "negative": "However, during the summer months, supplemental cooling is provided by three mechanical draft helper towers along the hot and cold canals."}
{"query": "The report details various measurement intervals for gamma and GFP radiation during the sampling process.", "positive": "### Gamma Measurement (in sleeve):\n- 10-11 ft interval: 6,800 cpm\n- 11-12 ft interval: 6,800 cpm\n- 12-13 ft interval: 6,900 cpm\n- 13-14 ft interval: 6,900 cpm\n- 14-15 ft interval: N/A", "negative": "**Sampling Location:** Pickard Hall  \n**Boring Number:** 7  \n**Date:** 8-7-20  \n**Time:** 13:27"}
{"query": "graphite material properties", "positive": "| Property                        | Values*                    |\n|---------------------------------|---------------------------|\n| Grain size, \u00b5m                 | 40\u00b5m max, 15\u00b5m avg       |\n| Bulk density, g/cm\u00b3            | 1.75                      |\n| Electrical resistivity, \u00b5\u2126m     | 14                        |\n| Thermal conductivity, W/mK      | 104.4                     |\n| Coefficient of Thermal Expansion, x10\u2076/\u00b0C | 3.8            |\n| Tensile strength, MPa           | 34.3                      |\n| Flexural strength, MPa (3 points) | 58.8                     |\n| Compressive strength, MPa       | 98.0                      |\n| Elastic modulus, GPa            | 10.8                      |\n| Ash content, ppm                | [[    ]]                 |\n| Boron Content, ppm              | [[    ]]                 |", "negative": "The reactor core requires proper shielding to ensure that radiation levels remain within safety limits during operation."}
{"query": "What are underground injection control (UIC) wells?", "positive": "This condition requires a listing of the Homestake underground injection control (UIC) wells, their status and location.", "negative": "The document is addressed to various regulatory agencies and highlights compliance with environmental standards."}
{"query": "What is required for nuclear plant licensing?", "positive": "The NRC requires that licensees submit a comprehensive application that includes a description of the facility, proposed operations, and compliance with relevant safety regulations.", "negative": "The Vice President of R. E. Ginna Nuclear Power Plant oversees operations and ensures the plant meets environmental and safety standards, but does not directly engage in the licensing process."}
{"query": "import license requirements for nuclear materials", "positive": "Import License #: IL-A1-27554.4/2026", "negative": "**CURRENCY:** US DOLLAR"}
{"query": "The NRC indicated that various documents were submitted over the years regarding the licensing of the Crownpoint Uranium Project.", "positive": "The purpose of the CONSOLIDATED OPERATIONS PLAN (COP) was to extract and combine the information in previously submitted documents into one consolidated specification report.", "negative": "The processing and drying facility will be located at the Crownpoint Central Plant (CCP)."}
{"query": "nuclear reactor safety system", "positive": "In a nuclear reactor, the safety system is designed to prevent the release of radioactive materials in the event of an incident.", "negative": "The diversity of organisms in marine ecosystems is crucial for maintaining ecological balance."}
{"query": "What are the requirements for the LMTC Neutron Shield in nuclear plant operations?", "positive": "If draining the LMTC Neutron Shield is required to meet the plant architectural limits, the LMTC Neutron Shield shall be verified to be filled after completion of the critical lift.", "negative": "A training program for the MAGNASTOR\u00ae system shall be developed under the general licensee\u2019s systematic approach to training (SAT)."}
{"query": "The facility includes multiple storage areas for gauges and construction materials.", "positive": "Gauge Storage is crucial for ensuring the accurate measurement and monitoring of material quantities during construction projects.", "negative": "Asphalt Lab is equipped to analyze the composition and quality of asphalt samples for road construction."}
{"query": "The storage design of new fuel must ensure that criticality is managed properly through careful arrangement of components.", "positive": "In accordance with BFN Technical Specification 4.3.1.2, \u201cThe new fuel storage vault shall not be used for fuel storage. New fuel shall be stored in the spent fuel storage racks.\u201d", "negative": "Servicing equipment is provided to facilitate refueling, fuel inspection and fuel maintenance."}
{"query": "The NRC evaluates information from licensees to ensure compliance with established safety standards during reactor construction.", "positive": "The NRC requires licensees to analyze emergency zones to verify compliance with emergency preparedness regulations.", "negative": "The status of submissions and notifications varies, with some classified as 'Sufficient Information' while others remain 'Not Received'."}
{"query": "reactor coolant pressure boundary", "positive": "5.2 Integrity of Reactor Coolant Pressure Boundary includes critical evaluations and compliance checks to ensure the safety and integrity of the reactor coolant system.", "negative": "4.6.2 Evaluations of the CRDS focuses on the performance and testing of control rod drive systems, crucial for managing reactivity within the reactor core."}
{"query": "What is the Probable Maximum Flood (PMF) in nuclear regulation?", "positive": "The PMF is the hypothetical flood (peak discharge, volume, and hydrograph shape) that is considered to be the most severe reasonably possible, based on comprehensive hydrometeorological application of PMP and other hydrologic factors favorable for maximum flood runoff such as sequential storms and snowmelt.", "negative": "The precipitation for Alternatives 1, 2, and 3 for Rock Run Creek is determined in: - Calculation PEAS-FLOOD-02, \"BDBEE \u2013 Flood Re-Evaluation \u2013 Rock Run Creek Probable Maximum Precipitation (PMP) and Local Intense Precipitation (LIP)\" (Reference 21)."}
{"query": "SAMA cost-benefit analysis in nuclear regulatory filings", "positive": "Although an increase in risk could change the cost benefit values in a SAMA analysis. NRC regulations only require the SAMA analysis to be performed once. The 2024 LR GEIS Rule states, in part, that severe accident mitigation alternatives do not warrant further plant specific analysis because the demonstrated reductions in population dose risk and continued severe accident regulatory improvements substantially reduce the likelihood of finding cost-effective significant plant improvements. Palisades demonstrated the reduction in population dose risk in Table E.3-1 of the 2024 LR GEIS.", "negative": "Climatalogical changes might affect the average environmental risks of severe accidents because of changes in either severe accident probabilities due to an increase in the rate of severe natural phenomena and/or associated consequences due to altered patterns of atmospheric dispersion. While the potential severity of storms and other natural phenomena might increase, nuclear power plants must be designed to withstand all credible natural events at the site of concern."}
{"query": "What is the significance of harvested materials from decommissioned nuclear plants?", "positive": "Ex-plant materials are valuable because they have been exposed to actual in-service plant operating conditions.", "negative": "With plants shutting down both in the U.S. and internationally, there are increasing opportunities to harvest components from decommissioning plants."}
{"query": "What is the significance of 10 CFR Part 21 in regard to nuclear plant safety?", "positive": "The following table reflects the status of US nuclear plants to which SF1154 fluid from Batch 17BLVS293 was shipped by Lake Engineering Company (LEC) in accordance with purchase orders which specified that the requirements of 10 CFR Part 21 are applicable.", "negative": "This letter is a follow up to our previous notification letter dated October 6, 2020 pertaining to the above subject."}
{"query": "The classification process must occur quickly, typically within a set time frame after an emergency is identified.", "positive": "Classifies the event less than 15 min. of the Event Initiation Time.", "negative": "Referenced to EAL Wall Charts."}
{"query": "What are the safety features related to fuel handling accidents in nuclear facilities?", "positive": "The probability of a fuel handling accident is very low because of the safety features, administrative controls, and design characteristics of the facility, as previously mentioned.", "negative": "In addition to the area and effluent radiation monitors, portable radiation monitors capable of emitting audible alarms are located in this area during fuel handling operations."}
{"query": "What are the requirements for the Reactor Vessel Material Surveillance Program?", "positive": "10 CFR Part 50, Appendix H, \u201cReactor Vessel Material Surveillance Program Requirements,\u201d requires that peak neutron fluence at the end of the design life of the vessel will not exceed 1.0 x 10\u00b9\u2077 n/cm\u00b2 (E > 1.0 MeV), or that reactor vessel beltline materials be monitored by a surveillance program.", "negative": "The tanks within the scope of this AMP are: EDG fuel oil day tanks, emergency diesel fuel oil pump head priming tanks, diesel driven fire pump fuel oil storage tanks, portable diesel electric generator fuel oil tanks, and the portable caddy fuel oil tanks."}
{"query": "What is the target mean annual performance goal for nuclear plants regarding core damage risk?", "positive": "The target mean annual performance goal for nuclear plants of mean \\( 10^{-5} \\) per yr is achieved by coupling site-specific DRS with the deterministic seismic design criteria and procedures specified by NUREG-0800.", "negative": "The procedure for derivation of the DRS is as follows."}
{"query": "What is a SAMA category in nuclear regulatory context?", "positive": "A SAMA Category identifies specific areas of concern in nuclear safety assessments, such as A: AC/DC, B: Core Cooling, C: FW/Condensate, and others, where various risk management strategies may be applied based on the plant's operational characteristics.", "negative": "Dresden has integrated FLEX and B.5.b equipment into the DEOPs such that it may be used as an alternate injection source when the operators deem it to be useful."}
{"query": "What is the purpose of the quench spray in nuclear safety systems?", "positive": "The quench spray system is designed to decrease the temperature and pressure within the containment structure by spraying water onto steam to ensure that any potential release of radioactive materials is contained and effectively managed.", "negative": "Figure 6.2-71 presents the Containment Temperature Outside RS Pump NPSH Available Analysis as part of a series of evaluations related to the pump's operational capacity."}
{"query": "What is the significance of energy flow measurements in nuclear systems?", "positive": "Energy Flow is measured in units of million BTU per second (10\u2076 BTU/Sec) and is crucial for assessing the performance and safety of nuclear reactor operations.", "negative": "The table shows a sequence of measurements relating to mass flow and energy flow values at various times with specific numerical data."}
{"query": "The MDA value indicates the minimum detectable activity for a nuclide in a given sample.", "positive": "Nuclide MDA (pCi/grams) refers to the minimum detectable activity of a nuclide in terms of picoCuries per gram.", "negative": "The energy levels of the listed nuclides provide insights into their potential applications in radiation therapy."}
{"query": "The process of evaluating the transfer mechanism of the refueling machine is essential for operational integrity during fuel handling.", "positive": "To verify the ability of the refueling machine, new fuel elevator, fuel transfer car, spent fuel bridge crane, spent fuel cask handling crane, and associated fuel handling tools to transfer a dummy fuel assembly.", "negative": "Verify the operability of the control circuits and associated interlocks of the cranes and elevator."}
{"query": "What is the maximum allowable activity concentration for tritium in the Waste Gas Decay Tank?", "positive": "The 500 curie limit for Xe-133 equivalent activity and 5 curie limit for tritium have been converted to \u00b5Ci/cc based on the volume of a full WGDT.", "negative": "**IF** discharge path is 1-RE-90-400 and is operable, THEN **OBTAIN** the averaged \u00b5Ci/s background for 1-RE-90-400A from ICS by entering 'CHEM4' on the yellow bar AND **RECORD** on Attachment 1."}
{"query": "The NRC suggests that small aircraft impacts may pose a heightened accident risk due to their commonality and weaker security measures compared to large aircraft.", "positive": "In our opinion, small aircraft impacts may rise to a higher level of accident risk because such aircraft are relatively common, with security measures somewhat less robust than those employed with large commercial aircraft.", "negative": "The likelihood of a large commercial aircraft impact then becomes some form of accident, as opposed to a malicious act."}
{"query": "What is the Risk Informed Completion Time (RICT) program in nuclear regulation?", "positive": "A report describing newly developed methods and their implementation must be submitted following a probabilistic risk assessment (PRA) upgrade associated with newly developed methods and prior to the first use of those methods to calculate a RICT.", "negative": "The PTLR shall be provided to the NRC upon issuance for each reactor vessel fluence period and for any revision or supplement thereto."}
{"query": "structural support in nuclear power plants", "positive": "Equipment supports and foundations provide structural support and are made of reinforced concrete, particularly in air - indoor, uncontrolled environments, where they may face aging effects such as cracking, loss of bond, and loss of material.", "negative": "Masonry walls, often built with concrete blocks, are important for shelter and protection in indoor environments and may experience issues such as cracking over time."}
{"query": "For pressurized water reactors, it is essential to maintain a minimum level of dissolved boron in the system to ensure safety protocols during operations involving fuel loading or unloading.", "positive": "LCO 3.2.1 The dissolved boron concentration in the water in the PWR TSC cavity shall be greater than, or equal to, the concentration specified in Appendix B, Table B2-4. A minimum concentration of 1,500 ppm is required for all PWR fuel types. Higher concentrations are required, depending on the fuel type and enrichment.", "negative": "The nuclear facility's security measures include multiple layers of physical protection and personnel screening to prevent unauthorized access."}
{"query": "To maintain safety, the plant layout includes control measures for access to different radiation zones, which may vary during abnormal occurrences to limit personnel exposure.", "positive": "In accordance with Southern Nuclear Operating Company (SNC) policy, and consistent with the recommendations of Regulatory Guides 8.8 and 8.10, the radiation exposure of plant personnel will be kept as low as reasonably achievable (ALARA) by means of the health physics program discussed in section 12.5. The radiation protection policies and practices contained therein are initiated through the training program discussed in section 13.2 and through the plant procedures manual discussed in subsection 12.1.1 and section 12.5.", "negative": "Providing labyrinth entrances to radioactive pump, equipment, and valve rooms. Adequate space is provided in labyrinth entrances for easy access. Highly radioactive passive components with minimal maintenance requirements are located in completely enclosed compartments and are provided with access via a shielded hatch or removable blocks."}
{"query": "The regulatory frameworks guiding nuclear energy facilities are outlined by the Atomic Energy Act.", "positive": "The Atomic Energy Act (AEA) provides the framework for the regulation of atomic energy and establishes the Nuclear Regulatory Commission (NRC) to oversee the licensing and regulation of nuclear facilities.", "negative": "The American Society of Mechanical Engineers (ASME) is a professional organization that develops codes and standards for mechanical engineering."}
{"query": "soil classification for nuclear applications", "positive": "SAND (SW), tan, fine to medium grained, trace silt, trace mica, well graded, saturated.", "negative": "Boring terminated at 31 ft."}
{"query": "environmental review process", "positive": "If it is determined that a final EA and final FONSI should be issued, it is expected that they would be published in June 2025.", "negative": "This meeting will not be recorded or transcribed."}
{"query": "The requirements for determining the Levels of Detail (LOD) must be accurately defined in the context of safety assessments.", "positive": "Low LOD based on picture. Replace Q to address KA.", "negative": "Add \"at\" to 1st line."}
{"query": "The safety systems in nuclear reactors must comply with NRC regulations to ensure effective performance during emergencies.", "positive": "The NRC requires that nuclear facility designs incorporate various safety systems that are capable of performing their intended functions under postulated accident conditions.", "negative": "Windows is either a registered trademark or a trademark of Microsoft Corporation in the United States and/or other countries."}
{"query": "critical heat flux correlation", "positive": "COBRA-FLX is a critical heat flux correlation used to predict the thermal performance of nuclear reactors.", "negative": "Figure A-45 illustrates the axial geometry utilized in the CHF test K9300."}
{"query": "The Nuclear Regulatory Commission oversees the licensing processes for nuclear facilities through various technical evaluations.", "positive": "The Turkey Point Units 3 and 4 Application for Renewed Operating Licenses, prepared by Florida Power & Light Company, outlines the necessary documentation and assessments required for the renewal of these licenses.", "negative": "FDEP's 2021 Conditions of Certification specifies the operational requirements for the Turkey Point Plant's environmental compliance, focusing on emissions and water quality standards unrelated to the licensing process."}
{"query": "The NRC stipulates that effective aging management must be implemented for components to ensure their safety.", "positive": "Aging Management Programs are critical for evaluating and mitigating the effects of aging on plant systems and components, as identified in NUREG-2191 and NUREG-2192.", "negative": "The environment for the valve body in this system includes treated water and various gaseous states which can lead to material loss."}
{"query": "risk-informed and performance-based concepts", "positive": "the NRC\u2019s efforts to establish a modern regulatory framework, including the proposed Part 53 and Subpart H, do not fully reflect risk-informed and performance-based (RIPB) concepts as they are defined in long-standing Commission policy.", "negative": "To enable the safe and secure civilian use of nuclear energy and technologies, the NRC must break from conventional thinking and practices and deliver an efficient and effective regulatory framework."}
{"query": "nuclear safety analysis", "positive": "The nuclear safety analysis encompasses a systematic evaluation of potential hazards associated with the operation of nuclear reactors, ensuring that all safety measures are adequate to protect public health and the environment.", "negative": "The Virginia Earthquake of April 9, 1918, was recorded in the Bulletin of the Seismological Society of America, detailing its impact on various structures and the historical context of seismic events in the region."}
{"query": "This affidavit certifies that the claims made therein are accurate to the signer's knowledge and belief.", "positive": "I declare that the averments of fact set forth in this Affidavit are true and correct to the best of my knowledge, information, and belief.", "negative": "Executed on: 5/4/2022"}
{"query": "The NRC evaluates the accuracy of nuclide confidence indices to ensure safe operations.", "positive": "Nuclide confidence index threshold = 0.30.", "negative": "Errors quoted at 2.000sigma."}
{"query": "What is the function of the bottom-mounted instrumentation system in reactors?", "positive": "Bottom-mounted instrumentation system: bottom-mounted instrumentation (BMI) column bodies.", "negative": "Loss of material due to wear; loss of fracture toughness due to thermal aging embrittlement (CASS only)."}
{"query": "deficiency letter in NRC regulatory process", "positive": "In the deficiency letter, the reviewers should specify what the specific deficiencies are and what additional information is needed to complete the NRC\u2019s review.", "negative": "Prior to contacting the specialty board, the reviewers should brief the Medical Radiation Safety Team (MRST) Leader to ensure that follow-up is approved."}
{"query": "pressurizer safety valve operation", "positive": "PSV opens \u2013 cycle #1                       | 520.5            | 543.0               |", "negative": "A nominal T_AVG = 588.4\u00b0F"}
{"query": "RCS flow measurement", "positive": "Is RCS system running? Yes: Use all RCS. No: Step 6: Is SI (Safety Injection) in service? If yes, proceed to step 9. If no, proceed from step 10.", "negative": "Check the isolation valves. If not isolated -> Exit Procedure."}
{"query": "What is the significance of uranium measurement in water quality assessments?", "positive": "Uranium measured in mg/L is crucial in evaluating water quality, as it can indicate potential contamination and health risks associated with exposure to radioactive materials.", "negative": "The Crownpoint Project Area requires extensive monitoring of various constituents to ensure compliance with environmental standards and regulations."}
{"query": "The regulatory framework includes rigorous assessments of nuclear facilities' safety protocols.", "positive": "These analytical reports serve to support the conclusions drawn by the licensee regarding the adequacy of the proposed safety measures.", "negative": "GEL Laboratories is tasked with providing sample analysis and technical support for various environmental assessments."}
{"query": "What is the function of a diesel generator starting air control valve?", "positive": "DIESEL GENERATOR STARTING AIR CONTROL VALVE is responsible for regulating the flow of starting air to the diesel engine to ensure proper initiation of the operation.", "negative": "The P&ID for the system must clearly indicate the location of active and passive components to ensure compliance with regulatory standards."}
{"query": "temperature differences in BWR control blades during LOCA", "positive": "The petitioner also states that current BWR components (control blades) would be damaged if the cladding reaches a temperature between 1832\u00b0F (1000\u00b0C) and 2192\u00b0F (1200\u00b0C) (page 65 of PRM 50-95). The petitioner\u2019s basis for this statement is based upon the melting reaction between B4C and stainless steel beginning at approximately 1832\u00b0F (1000\u00b0C) and accelerating above 2192\u00b0F (1200\u00b0C). LOCA licensing calculations indicate that when the 1832\u00b0F (1000\u00b0C) cladding temperature is reached, the temperatures in the control blades are at least 392\u00b0F (200\u00b0C) lower.", "negative": "NEI discusses the temperature differences between the BWR cruciform control blades and the fuel cladding in the CORA-16 experiment."}
{"query": "What are Emergency Action Levels (EALs) in nuclear safety protocols?", "positive": "FPL has updated its EAL scheme to the latest NRC endorsed scheme published in NEI 99-01, Development of Emergency Action Levels for Non-Passive Reactors, Revision 6. The PTN EALs incorporate the new guidance that has simplified the classification process, including the use of a matrix of EAL initiating conditions that streamlines the process of evaluating EALs against plant conditions.", "negative": "The overall improvements in technology and information availability over the years have enabled the on-shift staff to assess plant conditions quickly and efficiently, and with less distraction than before. The computational power of modern processors allows for calculation of dose projections that take seconds rather than minutes."}
{"query": "nonroad emission factors", "positive": "Table 2 lists the nonroad 2008 emission factors for various types of equipment including THC, NOx, CO, PM10, SO2, and CO2 emissions for different machinery used in construction and other nonroad activities.", "negative": "The hydraulic crane operates by lifting and moving heavy objects using hydraulic power, enabling it to complete tasks efficiently and effectively."}
{"query": "Power-Range High Neutron Flux Trip", "positive": "Power-Range High Neutron Flux Trip refers to the condition where the neutron flux in the reactor core exceeds a preset high level, prompting automatic safety measures which are critical to maintaining operational safety.", "negative": "Maintaining consistency in power output requires close monitoring of the reactor's thermal performance to ensure that operational parameters remain within specified limits."}
{"query": "What is involved in a radiological hazard assessment for nuclear facilities?", "positive": "The inspectors evaluated how the licensee identifies the magnitude and extent of radiation levels and the concentrations and quantities of radioactive materials and how the licensee assesses radiological hazards.", "negative": "The inspectors evaluated the following testing and maintenance activities to verify system operability and/or functionality:"}
{"query": "Thermal Barrier Booster Pump operation", "positive": "The Unit 1 NUSO has directed you to place Thermal Barrier Booster Pump 1B in service and place Thermal Barrier Booster Pump 1A in standby in accordance with 0-SOI-70.01, Section 8.7, Alternating Unit 1 Thermal Barrier Booster Pumps.", "negative": "Unit 1 is at 100% power."}
{"query": "What is riser hole mass flow rate in nuclear reactors?", "positive": "Figure 18 shows the riser hole mass flow rate and vapor condensation in relation to power output, with all cases utilizing the Clark Void Fraction Model and assuming a total reactor coolant system mass of 15,000 kg.", "negative": "The NRC emphasizes the importance of regular inspections and maintenance to ensure the safety and integrity of nuclear reactors, though these processes may vary by facility."}
{"query": "The NRC mandates a thorough safety assessment during the licensing of new nuclear reactors.", "positive": "A safety evaluation shall be performed to ensure that the design and operation of the nuclear reactor meet the regulatory standards set forth by the NRC.", "negative": "In the inspection process, the personnel must verify compliance with environmental regulations and unrelated safety codes."}
{"query": "The process of pursuing a license from the NRC involves several regulatory requirements...", "positive": "The Nuclear Regulatory Commission (NRC) requires applicants to submit a comprehensive Technical Safety Review as part of the licensing process.", "negative": "The heat exchangers in the cooling system are designed to maintain optimal temperatures during reactor operations."}
{"query": "What is a safety system in nuclear reactor regulation?", "positive": "The Division of Safety Systems is responsible for the oversight of safety-related systems that ensure the safe operation of nuclear reactors.", "negative": "Please see attached word document that contains a list of items we\u2019d like to discuss with PNNL."}
{"query": "What are the actions prioritized in the event of lost RPV water level indication?", "positive": "The QGA 100 Level leg override states that, if RPV water level is unknown, (which is the case when all RPV water level instrument reference legs have flashed), then exit this procedure and enter QGA 500-4.", "negative": "Plausible because this is a QGA 500-4 action. Incorrect because it applies to when the reactor is not shut down. The transition would have been from QGA 101 and not QGA 100."}
{"query": "remotely operated valves associated with piping penetrations", "positive": "STONE & WEBSTER-PRODUCED REMOTELY OPERATED VALVES ASSOCIATED WITH PIPING PENETRATIONS include various valves such as the RHR Sample Containment Isolation Valve and Hydrogen analyzer suctions, which are critical for system operations.", "negative": "Piping penetrations and their associated valves play a crucial role in maintaining the integrity of nuclear systems, ensuring that water and air systems operate efficiently without contamination."}
{"query": "The regulations specify the standards for the design of components such as pumps and valves used in nuclear facilities.", "positive": "Residual heat removal pumps are classified under ASME, a Class II standard, ensuring they meet safety and operational guidelines for nuclear applications.", "negative": "The shell side of a residual heat exchanger is governed by ASME, Section VIII c, which provides requirements for pressure vessels in general."}
{"query": "regulatory approval to dispose of very low-level waste", "positive": "the NRC expressly and unequivocally explained in the 2016 Issue Summary that the interpretation it had announced in 1986 was being \"supersede[d]\" because, in the agency\u2019s view, \"it did not provide the correct information regarding regulatory approval to dispose of very low-level waste\"", "negative": "And, as noted supra note 4, the NRC had actually considered numerous Section 20.2002 requests from reactor licensees in Agreement States prior to 2012."}
{"query": "What is the significance of Radionuclides in nuclear regulatory filings?", "positive": "| Atomic No. | Radionuclide  | Class                   | Col. 1 Oral Ingestion ALCI (\u00b5Ci) | Col. 2 Inhalation ALCI (\u00b5Ci) | Col. 3 DAC Air (\u00b5Ci/ml) | Col. 1 Water (\u00b5Ci/ml) | Monthly Average Concentration (\u00b5Ci/ml) |", "negative": "The NRC periodically reviews the environmental monitoring data collected from nuclear facilities to ensure compliance with regulatory standards."}
{"query": "What does the acronym pCi/g stand for in nuclear regulatory contexts?", "positive": "The unit of measure for radioactivity in a sample is often given in picocuries per gram (pCi/g), which indicates the radioactive decay rate per gram of the material.", "negative": "The data for each sample is accompanied by the analysis date and time noted in the report, ensuring traceability and accountability in the testing process."}
{"query": "Reactor Protection System instrumentation requirements", "positive": "LCO 3.3.1.1 The RPS instrumentation for each Function in Table 3.3.1.1-1 shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each channel."}
{"query": "Agencies such as the Environmental Protection Agency are crucial for monitoring environmental health around nuclear facilities.", "positive": "The National Oceanic and Atmospheric Administration obtains precipitation data through a nationwide network of rainfall gauges.", "negative": "The U.S. Department of the Interior Geological Survey regularly provides information on geological features across the country."}
{"query": "What is the aging management program for reactor vessel nozzles?", "positive": "Aging management programs for reactor vessel nozzles include inspections such as One-Time Inspection (B.2.1.20) and assessments of water chemistry (B.2.1.2) to mitigate issues caused by cracking due to SCC and pitting corrosion.", "negative": "The NRC utilizes a range of methodologies to analyze seismic risks associated with the structural integrity of nuclear facilities during extreme events."}
{"query": "intended functions of nuclear components", "positive": "The intended functions that the components and structures must fulfill are those functions that are the bases for including them within the scope of subsequent license renewal. A component intended function is defined as a passive component function that must be performed in order for the system or structure to be able to perform the system or structure intended function(s).", "negative": "Components and commodities which support or interface with electrical components and commodities, for example, cable trays, conduits, instrument racks, panels and enclosures, are evaluated as structural components in Section 2.4."}
{"query": "The non-mixing grid (NMGRID) is a critical component designed to maintain uniform coolant flow across the reactor core.", "positive": "_NMGRID = Non-Mixing GRID_", "negative": "The distance measurements are critical for determining the layout and organization of reactor components."}
{"query": "What is the role of unconsolidated-undrained compression tests in nuclear facility safety assessments?", "positive": "The unconsolidated-undrained compression test assesses soil behavior under rapid loading conditions, which is critical for evaluating the stability of structures in nuclear facilities.", "negative": "The depth and elevation measurements for the soil samples are crucial in determining the geotechnical properties of the site."}
{"query": "The NRC mandates that licensees submit a detailed plan for terminating their licenses, which includes a license termination plan for approval.", "positive": "In accordance with 10 CFR 50.82(a)(9), \u201c[a]ll power reactor licensees must submit an application for termination of license. The application for termination of license must be accompanied or preceded by a license termination plan to be submitted for NRC approval.\u201d", "negative": "Active decommissioning began in 2018."}
{"query": "fracture toughness and its significance in reactor components", "positive": "The NRC staff finds the fracture toughness model acceptable for the requested SG nozzles at Vogtle.", "negative": "The NRC staff observed that the temperature at the NWV and NIR of the FW nozzle remained high, approximately 500 \u00b0F or greater, even though the water temperature at the FW nozzle ranged from 32 \u00b0F to 430 \u00b0F."}
{"query": "The NRC's assessments show that exposure levels can vary significantly depending on the area and depth of the agricultural activities.", "positive": "In its sensitivity analyses at INL, DOE showed that dose increases by a factor of two when spreading area drops by a factor of two {i.e., from 2,200 to 1,100 m\u00b2 [0.5 to 0.3 acres]}.", "negative": "These well diameters are supported by the surveys. For a 15-cm [6-in] residential well, the well diameter is 25 cm [10 in] for the first 12 m [38 ft]; then 20 cm [8 in] down to about 152 m [500 ft]; then 15 cm [6 in] for the remainder."}
{"query": "Primary Containment Control actions", "positive": "Directs actions of QGA 200, Primary Containment Control when Drywell pressure is above 2.5 psig.", "negative": "If started, stops injecting Boron by placing keylock switch to OFF."}
{"query": "GAIA fuel assembly design", "positive": "The GAIA fuel assembly design at Byron and Braidwood Units 1 and 2 is consistent with the dimensional attributes in Reference 1. It incorporates eleven (11) spacer grids, twenty-four (24) guide tubes (GT\u2019s), one (1) instrument tube (IT), and top and bottom nozzles to provide the structural cage for 264 fuel rods.", "negative": "The cylindrically shaped pellets are sintered to a nominal theoretical density (TD) up to [ ] and a diameter of 0.3225 inches."}
{"query": "What is a topical report in the context of NRC regulatory filings?", "positive": "PNNL staff to complete assessment of topical report and as-needed supporting documentation (if needed) and compile list of additional RAIs (if needed).", "negative": "A list of timelines and deadlines for the review from the NRC RPS system paired alongside the milestones from the statement of work. This will be used to help manage workload and progress."}
{"query": "The analysis of potential flooding events is crucial for ensuring the safe operation of the facility during extreme weather scenarios.", "positive": "Analyzing the effects of dam breaches on flood hazards is essential for evaluating the site-specific risks associated with severe weather events.", "negative": "The report includes various geotechnical studies and findings from surface water assessments and their implications for environmental safety."}
{"query": "radioactive waste management", "positive": "Radioactive Solid Waste Processing & Radioactive Material Handling, Storage, & Transportation | Biennial | 0 | 8 | Not Applicable | Not Applicable - completion not required during this inspection cycle", "negative": "Occupational Dose Assessment | Biennial | 0 | 4 | Not Applicable | Not Applicable - completion not required during this inspection cycle"}
{"query": "Control Element Assembly Calculators", "positive": "The CEACS assess core conditions based on Control Element Assembly (CEA) configurations and input penalty factors to the Core Protection Calculators (CPCs)", "negative": "With one CEAC inoperable, restore within 7 days"}
{"query": "The evaluation of non-piping breaks is a critical component in determining the LOCA frequencies as outlined in regulatory filings.", "positive": "the LOCA is any sort of rupture of the primary coolant pressure valve. It doesn\u2019t necessarily have to be in a pipe.", "negative": "But it does need to be consistent with, you know, the code of regulations."}
{"query": "quality assurance program in nuclear licensing", "positive": "Quality Assurance Program Description NEDO-11209 Revision 9 Mapping to Revision 10 focuses on ensuring that all activities related to nuclear operations meet the required standards for safety, reliability, and compliance with regulatory requirements.", "negative": "The table of contents was updated to reflect the changes made in the document, ensuring all sections are accurately represented for the reader."}
{"query": "Americium-241 analysis", "positive": "Americium-241                          | HUh                             | 0.0243    | +/-0.0483        | 0.0784 | 0.400 | pCi/g    |    |    | BX4          | 10/09/20 | 0912    | 2042096", "negative": "Strontium-90                           | HUh                             | 0.0520    | +/-0.109         | 0.228  | 0.400 | pCi/g    |    |    | LXB3         | 10/07/20 | 1405    | 2042511"}
{"query": "nuclear license renewal procedures", "positive": "3.2 Renewal in Entirety: This section outlines the process of renewing a nuclear license in full, ensuring compliance with regulatory requirements and maintaining the safety and operational integrity of the facility.", "negative": "1.4 Hardcopy Files: Hardcopy files are physical documents that are maintained as part of the official records for the organization."}
{"query": "The HVAC system in the Control Room is crucial for maintaining operational conditions during maintenance.", "positive": "1/2B Control Room HVAC is to be placed in operation to support maintenance activities on the A Train.", "negative": "Mechanical Maintenance is in standby to determine if refrigerant needs to be added."}
{"query": "The NRC mandates that licensees perform quality control analyses for isotopes like Uranium-235 and Uranium-238.", "positive": "The quality control for Uranium-233/234 was conducted with measurements reported in units of pCi/g, indicating the activity of the isotopes per gram of sample.", "negative": "The liquid scintillation analysis is aimed at measuring the levels of Technetium-99 in various batches, with results expressed in pCi/g."}
{"query": "What is the significance of Chi/Q calculations in nuclear safety?", "positive": "Chi/Q calculations provide a measure of the concentration of radioactive materials in the air that can be expected at different distances from the source during an accident, expressed in units of seconds per cubic meter (sec/m\u00b3).", "negative": "The Clinton Power Station has a designed output capacity of 1,065 megawatts electric (MWe), making it one of the significant contributors to the grid in the region."}
{"query": "What is the significance of 10 CFR 54.21(b) in the context of nuclear facility licensing?", "positive": "10 CFR 54.21(b) requires submitting an amendment each year following submittal of the LRA and at least three months before the scheduled completion of the NRC review identifying changes to the current licensing basis (CLB) that materially affect the content of the LRA, including the FSAR supplement.", "negative": "In the Reference letter, Constellation Energy Generation, LLC (CEG) submitted a License Renewal Application (LRA) for Clinton Power Station, Unit 1 (CPS)."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves multiple stages, including pre-application, application review, and post-licensing activities, to ensure safety and compliance with regulatory standards set by the NRC.", "negative": "The cooling system in a reactor plays a crucial role in maintaining optimal operating temperatures, thereby enhancing overall efficiency."}
{"query": "What is the purpose of Regulatory Guide 1.174?", "positive": "REGULATORY GUIDE 1.174 provides general guidance on applications that address changes to the licensing basis.", "negative": "Examples of application-specific regulatory guidance documents include (1) RG 1.174 and NUREG-0800, Chapter 19.2, which provide general guidance on applications that address changes to the licensing basis."}
{"query": "The evaluation of the impacts of proposed reactor changes is crucial for compliance.", "positive": "The NRC assesses potential safety-related changes to reactor systems through a rigorous evaluation process that considers regulatory impacts and public safety.", "negative": "Nuclear power plants generate electricity by using heat produced from nuclear fission, which is a different technology utilizing uranium and thorium as fuel."}
{"query": "Nuclear licensees must submit a safety analysis as part of their regulatory requirements.", "positive": "The NRC requires a comprehensive safety assessment as part of the nuclear licensing process to ensure safe operation of the reactor.", "negative": "The ongoing maintenance of the reactor pressure vessel is vital for the longevity of the plant."}
{"query": "average burnup enrichment limits", "positive": "Table B2-13 PWR Loading Table \u2013 Low SNF Assembly Average Burnup Enrichment Limits lists the maximum assembly average burnup and the corresponding minimum assembly average initial enrichment for various heat loads per assembly.", "negative": "Certification of Compliance encompasses approvals by the regulatory commission to ensure that certain operational and safety standards are met for nuclear facilities."}
{"query": "What is the purpose of the Foreign Soils Permit in nuclear licensing?", "positive": "The Foreign Soils Permit, identified by reference P330\u201315\u201300283 and P330-15\u201300253, is necessary for the importation of soil samples that may be used in environmental assessments or regulatory submissions.", "negative": "California's certification for public water systems, identified as 29400, outlines the requirements and standards for maintaining safe drinking water across the state."}
{"query": "construction inspection report", "positive": "NRC CONSTRUCTION INSPECTION REPORT(S)", "negative": "The ITAAC Deleted Per License Amendment 168 indicates that certain requirements are no longer applicable."}
{"query": "What are the ASME Section III requirements for reactor vessel head energy requirements?", "positive": "Changed Section 03.02.a.2.(a.) from an energy requirement of 75 ft-lbs. for the RV head to agree with ASME Section III, Division 1, Subsection NB-2331 requirements of at least 35 mils lateral expansion and not less than 50ft-lbs absorbed energy.", "negative": "IP 71007 has been revised to improve effectiveness of this procedure based on feedback from the regions."}
{"query": "The evaluation of reactor component integrity during maintenance requires careful analysis of stress distribution.", "positive": "The study examines the primary stress on a reactor vessel closure flange when one stud is out of service, ensuring safety during operation.", "negative": "The analysis identified various configurations for the reactor coolant system that influence thermal efficiency."}
{"query": "What are alternative requirements according to 10 CFR 50.55a?", "positive": "Alternatives to the requirements of paragraphs (b) through (h) of this section or portions thereof may be used when authorized by the Director, Office of Nuclear Reactor Regulation, or Director, Office of New Reactors, as appropriate. A proposed alternative must be submitted and authorized prior to implementation.", "negative": "None"}
{"query": "nuclide minimum detectable activity", "positive": "Nuclide MDA (pCi/grams) is the minimum detectable activity of a particular nuclide in a sample, expressed in picocuries per gram.", "negative": "Errors quoted at 2.000sigma indicate the statistical confidence level used in reporting the estimated values of the measurements."}
{"query": "What are suppression chamber vacuum breakers in a reactor building?", "positive": "One line with one or more reactor building- suppression chamber vacuum breakers inoperable for opening.", "negative": "The structures, systems, and components (SSCs) are not modeled."}
{"query": "What is the Chemistry Factor used in nuclear licensing?", "positive": "10 CFR 50.61 and 10 CFR Part 50, Appendix G requires the use of \u0394RTNDT using the Chemistry Factor (CF) and Fluence Factor (f) for adjustment while the TR methodology specifies the use ASTM E900-15 of To.", "negative": "The NRC staff does not find this revision acceptable. The bases for which is provided in the revised text in Sections 5.1 and 5.2 of the SE."}
{"query": "uncrewed aerial system incidents in nuclear facilities", "positive": "At 05:28 CDT, two security officers identified an uncrewed aerial system (UAS) with red and green lights flying above the protected area (PA) near the north perimeter.", "negative": "The UAS was seen with red and white running lights and traveling towards Route 54 and flying away from the plant."}
{"query": "What is the function of the Engineered Safeguards Actuation System (ESAS) in reactor safety?", "positive": "The ESAS initiates necessary safety systems, based on the values of selected unit Parameters, to protect against violating core design limits and to mitigate accidents.", "negative": "Action B.1 to place the channel in trip is delayed in accordance with the RICT."}
{"query": "What does environmental monitoring for licensing entail?", "positive": "Environmental monitoring for Church Rock, Crownpoint and Unit 1 includes various sample types such as air radon gas, process fluids, and water from different sources, conducted at specified frequencies and analyzed for specific radionuclides.", "negative": "The grab sample method for monitoring involves collecting a single sample at a specific point in time, which helps in varying the data collected from continuous monitoring methods."}
{"query": "material aging management for nuclear systems", "positive": "The Fuel Oil Chemistry (B.2.1.18) and One-Time Inspection (B.2.1.20) program will be used to manage loss of material of the aluminum alloy and stainless steel flexible connections, piping, piping components, strainers, and valve bodies exposed to fuel oil in the Diesel Generator and Auxiliaries System and Station Blackout Diesel Generator System.", "negative": "Consistent with NUREG-2191 with exceptions. The Selective Leaching (B.2.1.21) program will be used to manage loss of material of the cast iron and copper alloy with 15% zinc or more fire hydrants, flow devices, heat exchanger components, ice melt gate, piping, piping components, pump casings, sprinkler heads, tanks, and valve bodies exposed to closed cycle cooling water, raw water, soil, treated water, and waste water in the Closed Cycle Cooling Water System, Compressed Air System, Control Room Ventilation System, Cooling Water Structures, Demineralized Water Makeup System, Diesel Generator and Auxiliaries System, Fire Protection System, Fuel Pool Cooling System, High Pressure Coolant Injection System, Non safety-Related Ventilation System, Open Cycle Cooling Water System, Process Sampling and Radiation Monitoring System, Radwaste System, Safety-Related Ventilation System, Shutdown Cooling System and Station Blackout Diesel Generator System."}
{"query": "Heat Capacity Temperature Limit definition", "positive": "The Heat Capacity Temperature Limit (HCTL) is the highest suppression pool temperature from which emergency RPV depressurization will not raise: - Suppression chamber temperature above the maximum temperature capability of the suppression chamber and equipment within the suppression chamber which may be required to operate when the RPV is pressurized, or - Suppression chamber pressure above the Primary Containment Pressure Limit, before the rate of energy transfer from the RPV to the containment is within the capacity of the containment vent.", "negative": "It is vital to maintain Torus temperature below this threshold during emergencies to preserve primary containment and continue safe operation of the plant."}
{"query": "The proposed regulatory changes regarding nuclear waste management could lead to an unacceptable situation with unmonitored radioactive materials.", "positive": "The proposed \"dose limit\"--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "The analysis of the small break loss-of-coolant accident includes evaluating the pressures in the primary and secondary systems.", "positive": "Table 4-3 summarizes the pressures recorded in both the primary and secondary systems during the small break loss-of-coolant accident scenario analysis for Byron/Braidwood Unit 1.", "negative": "The table also indicates various parameters for system performance and operational efficiency, which are critical for operational assessments."}
{"query": "The calculations produced by RADTRAD suggest the release of nuclides under specific conditions in the event of a loss of coolant accident.", "positive": "The RADTRAD software performs detailed analyses to assess the performance of the Emergency Core Cooling System (ECCS) leakage pathways during postulated accidents, including loss of coolant events.", "negative": "The plant power levels were recorded at various points in time to monitor performance and assess compliance with safety standards."}
{"query": "boron injection in nuclear reactors", "positive": "NI-12 BORON INJECTION M351", "negative": "BB8A STEAM GENERATOR BLOWDOWN M304 PISTON T Normal: OPEN 10"}
{"query": "Fuel Cladding containment requirements", "positive": "Fuel Cladding, RCS Pressure Boundary, Containment", "negative": "The stress limits must not exceed the ASME CC-3400 limits."}
{"query": "What is Nuclide MDA in nuclear safety reporting?", "positive": "Nuclide MDA (Minimum Detectable Activity) refers to the lowest activity level that can be reliably detected by a measurement system under specified conditions.", "negative": "The peak locate performance conducted on 8/9/2019 measured various energy levels and sizes of peaks in the detector output."}
{"query": "What is minimum detectable concentration in nuclear analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The report date for the project is October 15, 2019."}
{"query": "What meteorological inputs are used for safety analyses at nuclear sites?", "positive": "The following meteorological conditions are used as inputs to the model: Pasquill Stability Class G (very stable), with a wind speed of 2.84 miles per hour (mph); ambient temperature of 80.8 degrees Fahrenheit (\u00b0F); and an atmospheric pressure of 1 atmosphere (atm). Each of these meteorological conditions represents the 5 percent worst case at the PSEG Site.", "negative": "The analyzed effects of flammable vapor clouds and vapor cloud explosions from internal and external sources are summarized in Table 2.2-19 and are described in the following subsections relative to the release source."}
{"query": "preliminary reactor operator license application", "positive": "Preliminary reactor operator and senior reactor operator license applications (OMB control number 3150-0090) and medical certifications (OMB control number 3150-0024) should be submitted at least 30 days before the first examination date.", "negative": "The burden to the public for these voluntary information collections is estimated to average 2,250 hours per examination or response, including the time for reviewing instructions, searching existing data sources, gathering and maintaining the data needed, and completing and reviewing the information collections."}
{"query": "What is the significance of the ARTEMIS\u2122 model in non-LOCA evaluations?", "positive": "The NRC staff finds ARTEMIS\u2122 acceptably models the best estimate neutronic time-dependent transient responses (e.g., power response to changes in Doppler, moderator, etc.), and that it is an acceptable tool for use in an evaluation model for non-LOCA SRP Chapter 15 events.", "negative": "For each new release of the ARCADIA code system a change review and validation of the codes is performed."}
{"query": "Southern Nuclear Operating Company is submitting alternative requests and relief requests related to the inservice testing program for specific pumps and valves at their nuclear plant.", "positive": "Southern Nuclear Operating Company (SNC) hereby requests Nuclear Regulatory Commission (NRC) approval of the enclosed alternative requests and relief requests for Edwin I. Hatch Nuclear Plant (HNP) Units 1 and 2.", "negative": "This letter contains no regulatory commitments. If you have questions, please contact Ryan Joyce at 205.992.6468."}
{"query": "nuclear device registration process", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "**Transfer Date**: 11/06/2000"}
{"query": "What steps are required for cultural resource inventories before disturbance in nuclear licensing?", "positive": "The ISR GEIS (Section 4.5.8) provides steps that should be completed to address historic and cultural resources prior to engaging in land disturbing activities. These steps include: Review existing literature and records to determine presence of known historic and cultural resources. Complete a comprehensive cultural resources inventory that meets the requirements of federal, state, and local agencies. The cultural resources inventory should identify previously documented sites as well as new cultural resource sites, including sites eligible for inclusion on the NRHP.", "negative": "Potential general impacts to historic and cultural resources are discussed in Section 4.11 of the CUP FEIS and Section 4.5.8 of the ISR GEIS."}
{"query": "The demonstration tests have been criticized for not adequately proving the effectiveness of the systems involved.", "positive": "An internal investigation of the failure of some of the GE design test apparatus to function properly, concluded: \"\u2026the \u2018why\u2019 of the situation has come down to the simple fact that we believed GE was doing the job for which they were paid\u2026 the GE effort in heater development has been demonstrated to be seriously inadequate.\"", "negative": "Based on the careful reading of the memorandum in the light of CNI\u2019s analysis of the tests and of the cross-examination of [Aerojet] and GE witnesses, CNI has concluded that in effect GE tried to approach elements of the test program, and attempted to interpret the results, in ways wholly inconsistent with the technical content of the test program."}
{"query": "What are the activity levels for nuclides in pCi/grams?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |", "negative": "| CE-144 | 133.51 | 11.09 | -1.86E-02 | 4.12E-01 | 4.12E-01 |"}
{"query": "What is a low population zone in relation to nuclear power plants?", "positive": "The low population zone (LPZ) for VEGP Units 3 and 4 is the same as the LPZ for the existing VEGP units and consists of the area falling within a 2-mi radius of the midpoint between the VEGP Unit 1 and Unit 2 containment buildings.", "negative": "Colleges, schools, hospitals, a military base, and the SRS are between 10 and 50 mi from the VEGP site."}
{"query": "It is essential to confirm that the dissolved boron levels are adequate before loading or unloading operations begin.", "positive": "SR 3.2.1.1 Verify the dissolved boron concentration is met using two independent measurements.", "negative": "The surveillance requirements are a critical aspect of maintaining operational safety and regulatory compliance."}
{"query": "What factors are considered in the geology of nuclear facilities?", "positive": "Accurate knowledge of the geologic conditions can provide the ability to evaluate the impact of these holding ponds.", "negative": "The boundaries between the headward lying mature valley floors and the zones of youthful incisements are usually quite sharp."}
{"query": "Framatome proprietary information procedures", "positive": "In accordance with Framatome\u2019s policies governing the protection and control of information, proprietary information contained in this Document has been made available, on a limited basis, to others outside Framatome only as required and under suitable agreement providing for nondisclosure and limited use of the information.", "negative": "The information reveals details of Framatome\u2019s research and development plans and programs or their results."}
{"query": "The regulatory framework mandates that licensees must perform a thorough assessment of safety measures during reactor operation.", "positive": "Nuclear reactors must undergo a rigorous safety assessment to ensure compliance with federal regulations and operational standards.", "negative": "The cooling system of a reactor is designed to maintain the appropriate temperature and pressure during normal and abnormal conditions."}
{"query": "What is the energy yield and activity level of CE-144?", "positive": "CE-144 has an energy of 80.12 keV with a yield of 1.36% and an activity of 4.53E+00 pCi/grams.", "negative": "The table lists the nuclides along with their energy, yield, and activity, but does not provide any information on external regulatory processes."}
{"query": "The NRC mandates that analytical results must adhere to standardized testing protocols to ensure data accuracy and regulatory compliance.", "positive": "Cyanide, total has a result reported using EPA Method 335.4, indicating the standardized testing procedures were followed to measure this parameter in the groundwater sample.", "negative": "The sample matrix includes a variety of components analyzed under different methodologies, providing a comprehensive view of groundwater quality."}
{"query": "The regulations require facilities to use deterministic methods for demonstrating that safety systems can effectively manage design basis accidents.", "positive": "The intent of 10 CFR 50.46(a)(1) is to ensure ECCS cooling performance design requirements imposed by 10 CFR 50.46 are met using a rigorous method that provides a high level of confidence in ECCS performance.", "negative": "In order to meet a deterministic threshold value for sump debris loads, the debris sources in containment would need to be significantly reduced."}
{"query": "nuclide activity measurements", "positive": "The activity of a nuclide is measured in picoCuries (pCi) per gram, indicating the amount of radioactive decay occurring over time per unit mass.", "negative": "The quality of reactor coolant is crucial for maintaining operational safety and efficiency during normal operations."}
{"query": "The licensee must establish procedures to protect the confidentiality of personal information acquired through background checks.", "positive": "The licensee shall develop, implement, and maintain a system for personnel information management with appropriate procedures for the protection of personal, confidential information.", "negative": "The application fee (currently $26) is the sum of the user fee charged by the FBI for each fingerprint card or other fingerprint record submitted by the NRC on behalf of a licensee, and an NRC processing fee, which covers administrative costs associated with NRC handling of licensee fingerprint submissions."}
{"query": "What is an alert in nuclear emergency response?", "positive": "Upon receipt of a classification of Alert by RBS, the Parish dispatcher will notify the OHSEP Director, other key individuals, and other supporting response organizations consistent with this classification and in accordance with established procedures.", "negative": "The communication center is equipped with various technologies that enhance the efficacy of emergency response efforts and ensure timely coordination among different agencies involved."}
{"query": "Minimum Critical Power Ratio", "positive": "The NRC staff notes that TS LCO 3.3.4.1, Condition B, is entered when 'One or more Functions with EOC-RPT [end of cycle recirculation pump trip] capability not maintained AND MCPR [Minimum Critical Power Ratio] limit for inoperable EOC-RPT not made applicable'.", "negative": "Identify in columns 3 and 5 of LAR enclosure 1, table E1-1, all affected SSCs and their purpose more clearly, and in column 6, the divisions affected."}
{"query": "The program includes provisions for assessing the need for calibration based on condition monitoring and drift analysis.", "positive": "If a high degree of confidence cannot be established that there is no CC failure mechanism that could affect the redundant components, the RICT shall account for the increased possibility of CC failure.", "negative": "This program provides controls to determine the need for calibration for pressure level, and flow transmitters using condition monitoring based on drift analysis."}
{"query": "What are the measures for controlling nonconforming items in nuclear licensing?", "positive": "SNC employs measures to identify and control items that do not conform to specified requirements to prevent their inadvertent installation or use.", "negative": "SNC employs measures for line management to periodically review and document the adequacy of the process, including necessary corrective action."}
{"query": "What is the purpose of AMP XI.M41 in managing HDPE underground piping?", "positive": "AMP XI.M41, \"Buried and Underground Piping and Tanks\"", "negative": "The Outdoor and Large Atmospheric Metallic Storage Tanks (B.2.1.17) program will be used to manage loss of material of the aluminum alloy tanks exposed to treated water in the Demineralized Water Makeup System."}
{"query": "What is net positive suction head (NPSH) in nuclear reactor pump systems?", "positive": "The containment recirculation spray pumps are capable of meeting NPSH requirements under accident conditions.", "negative": "Table 6.2-41 discusses the likelihood and consequences of various component malfunctions."}
{"query": "What is the purpose of the Component Cooling System in a nuclear facility?", "positive": "The Component Cooling System serves as an intermediate system and a second boundary between the Reactor Coolant and Auxiliary Systems and Nuclear Service Water System and assures that any leakage of radioactive fluid from the components being cooled is contained within the station.", "negative": "Nominal flow rates during various unit operating modes are tabulated in Table 9-22. Typical valve lineups for various system operational modes are shown in Table 9-23."}
{"query": "nitrate/nitrite analysis in groundwater", "positive": "Nitrate/Nitrite as N         | EPA 353.2         | 5        | 10.1   |      | 0.5| mg/L    | 100 | 07/21/24 3:28  | pjb     |", "negative": "The conductance of the water sample at 25 degrees Celsius was measured at 12800 uhmos/cm."}
{"query": "What does ALARA mean in nuclear regulations?", "positive": "ALARA stands for 'As Low As Reasonably Achievable', which is a safety principle aimed at minimizing radiation exposure to workers and the public in the context of nuclear operations.", "negative": "The Global Positioning System (GPS) is a satellite-based navigation system that provides location and time information in all weather conditions, anywhere on Earth."}
{"query": "NRC Office of Investigations", "positive": "OI is an independent national investigations program that consists of four regional field offices led by Special Agents in Charge who directly support the regional administrators and report directly to OI headquarters senior staff.", "negative": "The main body of OI personnel is made up of Federal criminal investigators and special agents (GG-1811s), as well as professional support and technical staff located in both OI field offices and headquarters."}
{"query": "What is the significance of reactor vessel head closure bolts in nuclear safety?", "positive": "(a) All required reactor vessel head closure bolts fully tensioned. The required number of head closure bolts is at least 51 of 52 bolts.", "negative": "| MODE | TITLE             | REACTOR MODE SWITCH POSITION      | AVERAGE REACTOR COOLANT TEMPERATURE (\u00b0F) |\n|------|-------------------|----------------------------------|------------------------------------------|\n| 1    | Power Operation    | Run                              | NA                                       |"}
{"query": "What should be the procedure for maintaining reactor water level during a scram event?", "positive": "Maintain Reactor water level within a band of 180-220\u201d. Insert control rods using attachments in AOP-1, Reactor Scram.", "negative": "A plant startup is in progress with the following: - IRMs indicate mid-scale on Range 7. - APRMs indicate downscale."}
{"query": "air return fans", "positive": "The air return fans have sufficient head to overcome the divider barrier differential pressure (a maximum of 7.17 psf) resulting from steam flow and fan air flow entering the ice condenser through the lower inlet doors.", "negative": "In response to NRC Bulletin 2003-01, \"Potential Impact of Debris Blockage on Emergency Sump Recirculation at Pressurized Water Reactors,\" McGuire has the option of starting one air return fan at a containment pressure of 1 psig during certain small break LOCA (SBLOCA) transient events."}
{"query": "What types of materials are used for piping in nonsafety-related ventilation systems?", "positive": "Piping, piping components are used for leakage boundary, and materials include Carbon Steel and Cast Iron.", "negative": "Cumulative Fatigue Damage can occur in various components in a reactor due to repeated stress cycles."}
{"query": "The NRC staff inquires about the data underlying the source terms included in the summarized tables, which encompass various loss scenarios.", "positive": "The NRC staff requests access to documentation of the development of the source terms provided in the summary table (PSAR tables 3.2-1, \"Protected Loss of Flow or Loss of Offsite Power\" through 3.2-19, \"Unprotected Loss of Heat Sink, Full Core and [In-Vessel Storage (IVS)] Fail\"). This includes calculations, description of the implementation of the source term methodology, as well as justifications for inputs and assumptions, computer code output, or other relevant documentation.", "negative": "Foundation bearing capacity and associated settlement assessment report, which should include estimation of rock mass strength and stiffness calculations."}
{"query": "contentions in regulatory filings", "positive": "In accordance with 10 CFR 2.309(f), the petition must also set forth the specific contentions that the petitioner seeks to have litigated in the proceeding.", "negative": "Petitions must be filed no later than 60 days from the date of publication of this notice."}
{"query": "contract performance extension in regulatory filings", "positive": "The COR is in DORL, so we won\u2019t be responsible for this part. This is just a heads up for your awareness.", "negative": "I was concerned this was the one John B was COR on for John L, but thanks for the correction."}
{"query": "What is the typical thermal conductivity requirement for nuclear graphite?", "positive": "Typical nuclear graphite requires thermal conductivity (W/m\u00b7K, AG at 25\u00b0C): \u2265 100 for extruded and molded graphite, \u2265 90 for isomolded graphite.", "negative": "Higher strength material has higher modulus, normally lower fracture toughness."}
{"query": "The instrumentation involved in preventing water intrusion into turbines is crucial for maintaining plant safety.", "positive": "Feedwater and Main Turbine High Water Level Trip Instrumentation<br>One or more feedwater and main turbine high water level trip channel(s) inoperable.", "negative": "The Anticipated Transient Without Scram Recirculation Pump Trip (ATWS-RPT) Instrumentation includes sensors, relays, bypass capability, circuit breakers, and switches that are necessary to cause initiation of."}
{"query": "Strontium-90 analysis in soil samples", "positive": "Strontium-90               | U         | 0.0116    | +/-0.0446         | 0.0829 | 0.400 | pCi/g | JXC9  | 1  | CXB7   | 10/22/19  | 1034  | 1929603    |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "Control Rod Drive System components", "positive": "The aging management review results for these components are provided in: Table 3.3.2-3, Control Rod Drive System, Summary of Aging Management Evaluation.", "negative": "Accumulators are crucial in maintaining pressure boundaries within hydraulic control units."}
{"query": "The acceptance review evaluates whether the submitted information meets the necessary regulatory standards for technical specifications revisions.", "positive": "The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review.", "negative": "If additional information is needed, the licensee will be advised by separate correspondence."}
{"query": "What is an aging management program in nuclear licensing?", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "None of the components listed are evaluated in NUREG-2191."}
{"query": "The NRC has established requirements for monitoring boric acid corrosion in pressurized water reactors to ensure safety.", "positive": "The Boric Acid Corrosion Control Program outlines procedures and guidelines for managing and mitigating the effects of boric acid on reactor components.", "negative": "The ASME Boiler and Pressure Vessel Code has specific criteria for the fabrication of pressure retaining welds and components."}
{"query": "The NRC mandates that licensees must ensure the operational performance of the CCS systems to facilitate effective cooling during operation.", "positive": "The CCS to Normal Residual Heat Removal System Heat Exchanger (RNS HX) A Flow Sensor is crucial for monitoring the flow of coolant to ensure safety and operational efficiency.", "negative": "The flow values for the CCS Pump indicate varying capacities across units, with Unit 3 A displaying a maximum flow of 7662 gpm for Train A HXs."}
{"query": "The acceptable concentration limit for Lead 210 in monitoring well assessments is 62 pCi/L.", "positive": "**Pb-210 ACL = 62 pCi/L**", "negative": "Concentrations that are less than the lower level of detection (LLD) are represented by an open symbol."}
{"query": "licensing consultant role in nuclear regulatory processes", "positive": "Alan Harris, Jensen Hughes, Licensing Consultant, plays a crucial role in providing expert guidance on regulatory filings related to nuclear licensing activities.", "negative": "The Waterford 3 project team consists of various professionals including project managers and engineering supervisors, each responsible for distinct aspects of the project."}
{"query": "The change introduces a new specification for the containment sump, retaining existing requirements and updating actions for inoperability due to debris.", "positive": "The proposed change also adds a new specification to the TS for the containment sump. An existing SR on the containment sump is moved to the new specification and a duplicative requirement to perform the SR in TS 3.5.3 is removed. The new specification retains the existing requirements on the containment sump and the actions to be taken when the containment sump is inoperable with the exception of adding new actions to be taken when the containment sump is inoperable due to containment accident generated and transported debris exceeding the analyzed limits.", "negative": "The proposed change does not alter the manner in which safety limits are determined or the acceptance criteria associated with a safety limit."}
{"query": "What is the meaning of gamma measurement in nuclear safety assessments?", "positive": "Gamma Measurement (in sleeve): \n| Interval      | Measurement |\n|---------------|-------------|\n| 5-6 ft       | 7.3k cpm    |\n| 6-7 ft       | 7.3k cpm    |\n| 7-8 ft       | 7.3k cpm    |\n| 8-9 ft       | 7.3k cpm    |\n| 9-10 ft      | 7.3k cpm    |", "negative": "**Photograph Collected:** Yes  \n**Remarks:** 8-9, 2\" ag. rem."}
{"query": "Refueling operations safety procedures", "positive": "Refueling Operations must be stopped IMMEDIATELY if communication is lost between the Control Room and Containment.", "negative": "The reactor core must be inspected regularly to ensure that all safety standards are maintained."}
{"query": "What is the significance of dpm/100 cm\u00b2 in nuclear measurements?", "positive": "Gamma Result is measured in disintegrations per minute per 100 square centimeters (dpm/100 cm\u00b2), which reflects the level of radioactivity in a given area.", "negative": "The measurement population is essential for categorizing the various measurements collected during the regulatory assessments."}
{"query": "What are the roles and responsibilities of the Integrated Decision Making Panel in surveillance frequency changes?", "positive": "Per ER-AA-425-1003, SURVEILLANCE FREQUENCY CONTROL PROGRAM \u2013 INTEGRATED DECISIONMAKING PANEL (IDP) ROLES AND RESPONSIBILITY, states the Operations and Engineering are voting members on the Integrated Decision Making Panel (IDP). This panel is responsible for: - Reviewing a proposed Surveillance Test Interval (STI) change for both qualitative considerations and quantitative results - Making recommendations on the way revised surveillance intervals are implemented - Reviewing the cumulative impact of all changes carried out over a period of time - Monitoring the impact of changes on failure rates", "negative": "The Maintenance Manager is responsible for providing resources for tests/inspections required by the IST program, but not for approval of surveillance frequencies."}
{"query": "What is the purpose of a reactor building containment vessel?", "positive": "The reactor building containment vessel is designed to provide a physical barrier to the release of radioactive materials into the environment.", "negative": "The test channel layout is crucial for ensuring that various reactor components can be evaluated under controlled conditions."}
{"query": "The administration will ensure that the exposure to radiation is maintained at the ALARA standard as specified in the regulations.", "positive": "The Radiation Protection Program will establish administrative controls to limit personnel exposure to As Low As Reasonably Achievable (ALARA) levels in accordance with 10 CFR Part 20 and Part 72.", "negative": "A radiological environmental monitoring program will be implemented to ensure that the annual dose equivalent to an individual located outside the WCS CISF controlled area does not exceed the annual dose limits specified in 10 CFR 72.104(a)."}
{"query": "What is the significance of MDA values in nuclear regulatory filings?", "positive": "MDA value not calculated", "negative": "The NRC requires a comprehensive safety assessment for each nuclear reactor design."}
{"query": "What is the purpose of Containment Local Leakrate Preoperational Test in nuclear safety?", "positive": "A. Objective To determine the leakage rate of the containment penetrations and isolation valves.", "negative": "The diesel generators function as designed on a simulated loss of offsite power including a simultaneous start of the redundant units, and emergency bus loads are sequenced on the bus."}
{"query": "What is the purpose of NRC device registration?", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The essential function of the NRC is to ensure that nuclear power plants operate safely and securely."}
{"query": "According to the NRC, components exposed to environmental factors may experience material loss due to corrosion mechanisms.", "positive": "Loss of material due to selective leaching for copper alloy (>15% Zn or >8% Al) piping, piping components exposed to soil will be managed by Selective Leaching program (B.2.1.21) in the High Pressure Fire Protection (Diesel Driven Pump) System.", "negative": "Not Applicable. There are no aluminum fire water storage tanks exposed to air, condensation, soil, concrete, raw water, raw water (potable), treated water in screened in portions of Auxiliary Systems."}
{"query": "What are the loading tables for PWR fuel assemblies?", "positive": "The loading tables for PWR fuel assemblies provide data such as the thermal power level, which includes values like 513 W/Assembly for WE 14x14 Fuel and 1300 W/Assembly for CE 16x16 Fuel.", "negative": "The NRC maintains rigorous standards for the licensing process of nuclear facilities, ensuring safety and compliance with federal regulations."}
{"query": "licensed material transfer agreement", "positive": "Confirm that both the transferor and transferee agree to transferring control of the licensed material and activity, and the conditions of transfer, and that the transferee has been made aware of any open inspection items and its responsibility for possible resulting enforcement actions.", "negative": "The enclosed Exhibit H is a form of letter from NewCo Corp. confirming that it agrees to the direct and indirect transfer of control within the meaning of 10 CFR \u00a7 40.46 and implementing guidance."}
{"query": "What is the role of the U.S. Nuclear Regulatory Commission in ensuring public safety?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for regulating the nation's civilian use of nuclear materials to ensure safety in various aspects, including public health, including oversight of reactor safety and radioactive waste management.", "negative": "A year's subscription consists of 12 softbound issues, 4 indexes, and 2-4 hardbound editions for this publication."}
{"query": "What is the average enrichment for nuclear fuel assemblies?", "positive": "| Initial Assembly  | Avg. Enrichment |      |     |     |     |     |    |\n|-------------------|-----------------|------|-----|-----|-----|-----|----|\n|                   | wt % 235U (E)   | CE   | WE  | WE  | B&W | CE  | WE | B&W |\n|                   | 14x14           | 14x14| 15x15| 15x15| 16x16| 17x17| 17x17 |", "negative": "The cooling time of a nuclear reactor is crucial for safety and operational efficiency."}
{"query": "What is the purpose of the Alternate Low-Pressure Injection/Drywell Spray System?", "positive": "Additional dedicated Alternate Low-Pressure Injection/Drywell Spray System.", "negative": "Develop a procedure for alternating operation of low-pressure ECCS pumps for loss of standby service water (SSW)."}
{"query": "centerline temperature predictions", "positive": "The best-estimate character of the results for UO\u2082 and gadolinium fuel is confirmed by the centerline temperature predictions shown in Section 4.3.2.", "negative": "The near-perfect agreement demonstrates a lack of bias."}
{"query": "What are Nondestructive Examination procedures in nuclear technology?", "positive": "Nondestructive Examination Procedure Liquid Penetrant Examination Procedure Review/Work Observation/Record Review of Transportation ISFSI Components.", "negative": "Calibration of Nuclear Instrumentation Systems 05/12/86 (86-25)"}
{"query": "The NRC mandates that licensees assess the potential risks associated with maintenance or testing on safety systems, especially during their inoperability.", "positive": "For TS 3.5.2, \"Emergency Core Cooling Systems (ECCS),\" Condition A, one LPI subsystem inoperable, additional RMAs would include: 1. Verify remaining LPI subsystem is available and aligned for standby service.", "negative": "Minimize activities that could trip the unit."}
{"query": "reasonably foreseeable impacts", "positive": "we believe the appropriate test for determining whether an action is reasonably foreseeable is whether the other action is in such a sufficiently advanced stage that a person of ordinary prudence would take it into account in reaching a decision.", "negative": "Ms. Henderson did not file a supplemental brief."}
{"query": "Continuous operation of the Auxiliary Building Secondary Containment is required during the outage of the Replacement Steam Generator.", "positive": "The proposed technical specification modification will allow for the continuous opening of the Auxiliary Building Secondary Containment Enclosure (ABSCHE) as needed to support the Unit 2 Replacement Steam Generator (RSG) outage.", "negative": "The environmental assessment includes considerations of possible thermal impacts on local aquatic life and habitat."}
{"query": "The NRC has determined to deny the rulemaking petitions concerning the thermal limits for fuel element cladding.", "positive": "The Commission has approved publication of the *Federal Register* notice denying two petitions for rulemaking (PRM-50-93 and PRM-50-95) and issuance of the letter informing the petitioner of this action, subject to the enclosed edits.", "negative": "The meeting will also address various concerns related to safety assessments and community engagement initiatives that are essential for maintaining transparency."}
{"query": "The task involves reducing the speed of the RWR MG Set A due to operational requirements.", "positive": "The local manual operation involves adjusting the RWR MG Set speed based on specific safety and operational standards.", "negative": "There are no additional tools or equipment required for this task."}
{"query": "operable channels in plant licensing", "positive": "With the number of OPERABLE channels one less than the Minimum Channels OPERABLE, restore the inoperable channel to OPERABLE status within 48 hours or in accordance with the Risk Informed Completion Time Program; otherwise, be in at least HOT STANDBY within the next 6 hours and in HOT SHUTDOWN within the following 6 hours. LCO 3.0.4.a is not applicable when entering HOT SHUTDOWN.", "negative": "With the number of OPERABLE 460 volt Degraded Voltage (Functional Unit 7.b) channels one less than the Total Number of Channels or with both 4.16 kv Loss of Voltage (Functional Unit 7.a) channels inoperable on a single bus: a. Immediately declare the affected diesel generator inoperable, and b. Restore the inoperable channel to OPERABLE status within 48 hours or in accordance with the Risk Informed Completion Time Program; otherwise, be in at least HOT STANDBY within the next 6 hours and in HOT SHUTDOWN within the following 6 hours. LCO 3.0.4.a is not applicable when entering HOT SHUTDOWN."}
{"query": "What is the function of a pressurizer in a nuclear plant?", "positive": "The pressurizer is an essential component of the primary reactor cooling system, maintaining the pressure of the coolant and allowing for the control of coolant temperature and phase.", "negative": "The Watts Bar Nuclear Plant is equipped with advanced safety systems and protocols to ensure operational integrity during tests."}
{"query": "What is the role of barrier coatings in managing aging effects in nuclear plant components?", "positive": "The applicant may establish that loss of material due to pitting and crevice corrosion is not an aging effect requiring management by demonstrating that a barrier coating isolates the component from aggressive environments.", "negative": "There is one stainless steel tank, the Condensate Heat Drain Tank, in the screened-in portion of the Steam and Power Conversion Systems."}
{"query": "What are the requirements for performance-based inspections in radioactive materials programs?", "positive": "Performance-based inspection (PBI) programs utilize established performance indicators to identify areas needing improvement, enabling a more flexible and effective inspection approach to ensure compliance with applicable regulations.", "negative": "The Office of Radiological Health engages in various educational programs to raise awareness of radiological safety and to effectively inform the public about radiation-related risks."}
{"query": "The regulatory framework governing reactor designs requires careful consideration of the specific safety and functionality aspects relevant to the proposed technology.", "positive": "Ultimately, a \u201cplain language\u201d read of the regulations is less legally defensible and aligns less with the Atomic Energy Act than a thorough comprehensive analysis.", "negative": "A key part of this approach was pioneering with the NRC a new way of thinking for reactor licensing, which Oklo saw as a viable path forward because of the years of positive experience with the NRC staff in pre-application space."}
{"query": "What is the purpose of head loss tests in nuclear safety evaluations?", "positive": "Head loss tests were performed to measure the head losses caused by conventional debris (fiber and particulate) and chemical precipitate debris generated and transported to the sump strainers following a LOCA.", "negative": "The testing sequence was performed following a \"test for success\" strategy with a total of 4 tests, as summarized below."}
{"query": "What is the role of the Radiation Safety Officer in nuclear facilities?", "positive": "The Radiation Safety Officer (RSO) is responsible for ensuring compliance with federal and state regulations regarding radiation safety, serving as the primary contact for all safety-related issues involving radioactive materials.", "negative": "The Chief Financial Officer oversees corporate financial activities, including financial planning, risk management, and record-keeping."}
{"query": "The NRC mandates that certain isotopes must be reported along with their activity levels and corresponding units during regulatory filings.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi)  |\n|----------------------|-----------------------|-------------------|\n| CS137                | 100                   | mCi               |", "negative": "The device's transfer date was recorded as 11/06/2000, which is essential for tracking its history and compliance."}
{"query": "What are Class 1E electric systems in nuclear facilities?", "positive": "The 125 VDC-120 VAC Vital Instrumentation and Control Power Systems are the only systems classified as Class 1E electric systems and are designed to meet the requirements of IEEE 279-1971, IEEE 308-1971, 10CFR 50 General Design Criteria 17 and 18, and NRC Regulatory Guide 1.6.", "negative": "Battery Chargers 1EDGA, 1EDGB, 2EDGA, and 2EDGB are supplied power from Motor Control Centers 1EMXF, 1EMXE, 2EMXE, and 2EMXF, respectively."}
{"query": "The analysis of sulfate levels requires careful calibration and method selection to ensure accuracy in reporting.", "positive": "WG593640 | Sulfate | EPA 300.0 | M1 | Matrix spike recovery was high, the recovery of the associated control sample (LCS or LFB) was acceptable.", "negative": "WG595064 | Silver, dissolved | EPA 200.7 | MA | Recovery for either the spike or spike duplicate was outside of the acceptance limits; the RPD was within the acceptance limits."}
{"query": "Inspections are performed regularly to ensure the safety of the reactor coolant pressure boundary.", "positive": "A Condition Report was generated on May 3, 2011, to evaluate operating experience (OE) from Monticello for applicability and utilization at BFN.", "negative": "On October 15, 2020, during Ultrasonic Test (UT) examination of the Unit 1 safe end to pipe weld on an instrument line connected to pressure vessel nozzle and connecting upstream of a primary containment penetration, a circumferential indication was identified."}
{"query": "What are the total curies of I-131?", "positive": "| Isotope   | Total Curies    |\n|-----------|------------------|\n| I-131     | 5.91 \u00d7 10\u00b3       |", "negative": "The NRC regulates various aspects of nuclear facility operations to ensure safety and compliance."}
{"query": "What is the significance of nuclide activity in regulatory filings?", "positive": "Wt mean Activity (pCi/grams) provides a quantifiable measure of the radioactivity of a nuclide, critical for assessing safety and regulatory compliance.", "negative": "Errors quoted at 2.00 sigma indicate that the quoted activities have been derived with a certain statistical confidence, which is important in the analysis process."}
{"query": "What is the significance of the 50-mile radius in nuclear regulatory documents?", "positive": "The 50-mile radius is a common measure used in nuclear regulatory filings to define areas potentially affected by a nuclear facility's operations, including emergency planning and environmental impact assessments.", "negative": "February 2024 marks the beginning of a new review period for the applicant\u2019s environmental report regarding the Dresden Nuclear Power Station."}
{"query": "What are the implications of reactor coolant system cold overpressure during shutdown?", "positive": "Knowledge of the relationship between the response to reactor coolant system cold overpressure during shutdown and the following systems or components: (CFR: 41.8 / 41.10 / 45.3)", "negative": "Stopping all reactor coolant pumps 3.4"}
{"query": "What are the acceptable range limits for cation-anion balance in water quality data?", "positive": "Cation-anion balance will be between 0.95 and 1.05.", "negative": "The reviewer will verify that the detection limits are 10% or less than the appropriate values listed within the Tables in 10 CFR 20, Appendix B."}
{"query": "radiological dose assessment team responsibilities", "positive": "The Dose Assessment Team maintains contact with and transmits instructions to Offsite Monitoring Teams, performs offsite dose assessment calculations, and provides the Radiological Assessment Director with offsite release calculations.", "negative": "The Operational Support Center Director will be staffed and shall report to the Station Emergency Manager, normally through the EMD."}
{"query": "What are the requirements for a nuclear reactor's safety analysis report?", "positive": "The safety analysis report (SAR) must provide a comprehensive evaluation of the design and safety features of the reactor, including potential hazards and the safety measures in place to mitigate those hazards.", "negative": "Nuclear power plants must maintain a specific output level to meet energy demands, ensuring a stable supply for the grid."}
{"query": "The accuracy of instrumentation can significantly impact the evaluation of safety-related systems during a Design Basis Event.", "positive": "For the purpose of this calculation, RE will be \u00b110% of calibrated range for trip condition and will include accuracy temperature effects for the trip conditions (ATEn).", "negative": "Due to Barton 289A and 581A Differential Pressure switches being similarly constructed, it is assumed that drift would be similar."}
{"query": "To track compliance with the License Conditions, each component must be assessed individually when a failure occurs.", "positive": "The Note allows Condition A to be entered separately for each component, and Completion Times to be tracked on a per component basis.", "negative": "The immediate completion time is critical when actions must be taken without delay."}
{"query": "Monitoring Well 17-01 KD has recorded nitrate levels consistent with regulatory standards.", "positive": "**Nitrate ACL**: 22.8 mg/L", "negative": "The monitoring data from various months shows fluctuations in nitrate concentrations."}
{"query": "The NRC evaluates the potential impacts of environmental conditions on the performance of the plant's systems and structures.", "positive": "The NRC requires licensees to perform environmental review processes during the license renewal application to assess potential impacts on the environment.", "negative": "The power station has a variety of systems designed to ensure the safety and efficiency of operation, including backup generators and control systems."}
{"query": "What are QPTR values and why are they important in nuclear regulatory compliance?", "positive": "Applicant calculates QPTR values by dividing the respective Relative Powers [Step 5] by the Average Relative Powers for each NIS channel detector [Step 6]. The results recorded in appropriate blocks on Attachment 4. Step is critical because the values calculated will be used to determine whether the individual QPTR for each detector is within the Tech Spec limit to ensure compliance.", "negative": "The tolerance for QPTRs is based on the requirements of Attachment 4."}
{"query": "The analysis of potential accidents is crucial in maintaining reactor safety standards.", "positive": "The analysis of potential accidents scenarios is a key requirement for maintaining safety in nuclear reactor operations as outlined in regulatory guidelines.", "negative": "Reactor core cooling systems are designed to ensure heat removal from the core under normal and accident conditions."}
{"query": "What constitutes an environmental assessment under NRC regulations?", "positive": "An environmental assessment for this action was not required because this action is categorically excluded under Title 10 of the Code of Federal Regulations (CFR) 51.22(c).", "negative": "You will be periodically inspected by the NRC."}
{"query": "What is Overpower \u0394T in nuclear safety?", "positive": "The Overpower \u0394T trip Function ensures that protection is provided to ensure the integrity of the fuel (i.e., no fuel pellet melting and less than 1% cladding strain) under all possible overpower conditions.", "negative": "In MODE 1 or 2, the Overtemperature \u0394T trip must be OPERABLE to prevent DNB."}
{"query": "The regulation of nuclear waste is integral to maintaining safety standards and protecting the environment.", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What is the significance of assessing NRELAP5 model responses in nuclear licensing?", "positive": "The staff confirmed, based on the results of the various assessment sensitivity studies, the applicant\u2019s conclusion that the NRELAP5 model responses are consistent with physics-based expected results and that there are very negligible effects on the event FOMs.", "negative": "L/C modified to include \u201cunless the method is followed that is described in section 5.2 of the LOCA EM TR that models the riser level instrument setpoint based on mixture level in the riser, using one of the approaches described in detail in section 5.2 (not including the application\u2013specific alternate approach).\u201d [This addition is also reflected in Section 4.5.2.] Additionally, L/C #4 and #9 were combined into one L/C."}
{"query": "The cooling systems for the new units will utilize either closed-cycle designs that minimize water loss or once-through systems that may be affected by water supply conditions.", "positive": "New Unit 4 would use a closed-cycle cooling system with dry cooling towers in which the exhaust from the plant\u2019s steam turbines would be directed to a surface condenser where the heat of vaporization would be rejected to a closed loop of cooling water.", "negative": "The ESP site is situated approximately 5 miles upstream from the main dam and adjacent to the existing units."}
{"query": "What is the process of obtaining a nuclear reactor license?", "positive": "The process of obtaining a nuclear reactor license involves submitting an application to the Nuclear Regulatory Commission (NRC) that demonstrates compliance with safety, environmental, and security regulations.", "negative": "In recent years, advancements in renewable energy technologies have significantly impacted the energy market, leading to increased investment in solar and wind power alternatives."}
{"query": "A spent nuclear fuel assembly that exhibits visible deformation of its rods is considered damaged.", "positive": "SPENT NUCLEAR FUEL (SNF) assembly that cannot fulfill its fuel-specific or system-related function. SNF is classified as damaged under the following conditions: 1. There is visible deformation of the rods in the SNF assembly.", "negative": "The CONCRETE CASK LID is a thick concrete and steel closure for the CONCRETE CASK. The CONCRETE CASK LID precludes access to the TSC and provides radiation shielding."}
{"query": "What are the performance criteria for NRC examinations?", "positive": "**Performance Rating:**  SAT ____  UNSAT ____", "negative": "**Examiner:**  ___________________________  **Name:**  ______________________________  **Signature:**  ___________________________  **Date:**  _______"}
{"query": "What do KEFF and SIGMA represent in nuclear reactor calculations?", "positive": "KEFF is the effective neutron multiplication factor which indicates whether a nuclear chain reaction is self-sustaining, and SIGMA represents the cross-section of a specific material used in reactor calculations, indicating the probability of neutron interactions with that material.", "negative": "The radioactive decay of a material is characterized by its half-life, which indicates the time it takes for half of the material to decay."}
{"query": "The process of groundwater restoration aims to achieve regulatory compliance with established standards for water quality during operational activities.", "positive": "The primary goals of the aquifer restoration program are to: Restore the groundwater consistent with 10 CFR Part 40, Appendix A, Criterion 5(B)(5). Complete aquifer restoration concurrently with ISR uranium extraction in accordance with 10 CFR \u00a7 40.42.", "negative": "The management of liquid effluents requires careful consideration to ensure compliance with regulatory standards during extraction processes."}
{"query": "What is included in the draft environmental assessment for nuclear plant operations?", "positive": "As part of this review, the NRC and DOE LPO staff have completed a draft environmental assessment (EA) and draft finding of no significant impact (FONSI), \u201cDraft Environmental Assessment and Draft Finding of No Significant Impact for the Palisades Nuclear Plant Reauthorization of Power Operations Project\u201d (ADAMS Accession No. ML24353A157).", "negative": "The NRC is the lead Federal agency for the environmental review under the National Environmental Policy Act of 1969, as amended, with the U.S. Department of Energy (DOE) Loan Programs Office (LPO) serving as a cooperating agency."}
{"query": "The weighted mean activity for the nuclide is calculated based on the average activity per gram, taking into account uncertainties.", "positive": "The weighted mean activity of K-40 is 4.30E+00 pCi/grams, which reflects its radioactivity measured per gram of the material.", "negative": "The confidence level for the nuclide PB-212 is 0.523, indicating a moderate degree of certainty in the measurement results."}
{"query": "What is the function of the Source Range Monitor system in nuclear reactors?", "positive": "The Source Range Monitor (SRM) system is crucial for monitoring the neutron flux in the reactor, especially during startup and low-power operation, to ensure safe control of the reactor manually.", "negative": "A Reactor startup is in progress with the following: All SRMs are fully inserted and indicate between 200 and 300 cps. All IRMs indicate downscale on Range 2."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "COBRA-FLX is a computer code developed for the prediction of critical heat flux (CHF) in light water reactor thermal-hydraulic systems, and it has been validated against a wide range of experimental data to ensure its accuracy.", "negative": "The reactor coolant pump is an essential component that helps circulate the water through the reactor core, ensuring efficient heat exchange and maintaining appropriate temperature levels."}
{"query": "What is a safety-related system in nuclear engineering?", "positive": "A safety-related system is defined as a system, structure, or component that is relied upon to ensure the safe operation of a nuclear facility under normal and accident conditions.", "negative": "Nuclear power plants convert nuclear energy into electricity, providing a stable power source for thousands of homes."}
{"query": "NRC regulations include safety measures for radiation protection in nuclear facilities.", "positive": "Authority and responsibilities for the radiation protection are defined in regulation 35.24, which lays out the standards necessary to ensure the safety of personnel and the public.", "negative": "Licensees must submit a plan that outlines their strategy for handling emergencies, including training and resource allocation."}
{"query": "clevis insert bolts in reactor vessels", "positive": "Alignment and interfacing components: clevis inserts, clevis insert bolts are used for Structural Support in the reactor coolant and neutron flux environment, and are designed to withstand aging effects such as change in dimension, cracking, loss of material, and loss of preload as part of the aging management program.", "negative": "The reactor coolant system is a crucial aspect of maintaining the safe operation of the nuclear reactor, ensuring that heat is removed effectively from the reactor core."}
{"query": "What are the ECCS response times in nuclear safety analysis?", "positive": "This SR ensures that the ECCS RESPONSE TIMES are less than or equal to the maximum values assumed in the accident analysis.", "negative": "The Surveillance Frequency is controlled under the Surveillance Frequency Control Program."}
{"query": "nuclear material safety", "positive": "The NRC\u2019s Office of Nuclear Material Safety and Safeguards oversees the regulation of materials used in the nuclear industry to ensure safety and compliance with federal laws.", "negative": "The NRC encourages public involvement and provides several avenues for stakeholders to participate in the regulatory process."}
{"query": "Activities impacting quality are conducted under specific controlled conditions as defined in relevant procedures and guidelines.", "positive": "Planning and performance of activities affecting quality are accomplished under suitably controlled conditions as delineated in appropriate implementing procedures and instructions.", "negative": "This section describes the GE Hitachi Nuclear Energy (GEH) quality assurance program, as documented through this Quality Assurance Program Description (QAPD) and its implementing policies, procedures and instructions, and identifies the associated requirements for planning, implementing, monitoring, and maintaining the program."}
{"query": "The regulation of heavy metals in the water supply is crucial for safety, particularly concerning elements like lead and cadmium.", "positive": "Lead          | mg/L       | 0.0095 | <0.005  | 0.170   | 0.015           | ---     | ---       ", "negative": "The mean pH level recorded in the project area was 8.75, indicating a slightly alkaline water quality."}
{"query": "nuclear reactor license applications", "positive": "The LaSalle County Station, operating under License Numbers NPF-11 and NPF-18, has undergone a stringent review process to ensure regulatory compliance and operational safety.", "negative": "The inspection was conducted by a team of qualified inspectors who reviewed various aspects of facility operations during the defined inspection period."}
{"query": "The NRC emphasizes the need for adequate monitoring of groundwater levels to understand flow dynamics at the site.", "positive": "The groundwater discharges to the Colorado River along the southern site boundary. As the water level in the Colorado River rises above the water level in the adjacent aquifer during each spring, the groundwater reverses its flow direction near the river begins to recharge the aquifer, which may create an immobile or stagnation zone in the alluvial aquifer along the river.", "negative": "NRC finds DOE's response acceptable and that NRC's concurrence on the GCAP will be based on the revised text in the GCAP; however, DOE must be clear that removal of the downgradient wells will be substantial change in the GCAP, a change which would require concurrence by NRC."}
{"query": "What is the methodology for determining the Plume Exposure Pathway Emergency Planning Zone?", "positive": "This Topical Report describes TerraPower's methodology to be used to determine the Plume Exposure Pathway (PEP) Emergency Planning Zone (EPZ) for the Natrium\u2122 reactor, a TerraPower and GE Hitachi technology.", "negative": "The purpose of submitting this Topical Report is to provide information to the U.S. Nuclear Regulatory Commission (NRC) to facilitate efficient and timely review of the TerraPower PEP EPZ sizing methodology."}
{"query": "impact of AC distribution system malfunction", "positive": "Knowledge of the effect that a loss or malfunction of the ac distribution system will have on the following: Major system loads", "negative": "Since the 23SPT transfer relay remains energized, the operator may incorrectly determine that the 24 SPT and 2A EDG transfer scheme is defeated causing the 2A 4KV Bus to remain de-energized."}
{"query": "To ensure adequate cooling during an emergency, operators must prepare to align safety injection systems effectively.", "positive": "Manually Align one train of Safety Injection to establish HIGH Head Injection Flow.", "negative": "Check BIT Flow (E-0, Attachment A Step 2) - 1-IFI-51 - 1-IFI-52 - 1-IFI-53 - 1-IFI-54."}
{"query": "In step F.6, the control switch for the Automatic Standby Diesel is turned to START, and subsequently returned to NORMAL.", "positive": "IF breaker does NOT close within 3 seconds of completing the pre-charge sequence, THEN the sequence must be repeated.", "negative": "Plausible because the RECURC ASD 1A BKR \u2018OFF\u2019 and \u2018TRIP\u2019 indicating lights illuminate."}
{"query": "The technical assessment of the pumps must demonstrate their ability to meet required hydraulic performance standards.", "positive": "For pumps meeting all the above criteria, no further hydraulic evaluation was required.", "negative": "The evaluation concluded that the hydraulic performance of the pumps would not be affected by the sump debris."}
{"query": "emergency procedure priorities", "positive": "In accordance with QGA 300, Temperature/Radiation Leg, if a primary system is discharging into the Reactor Building and cannot be isolated, then before any temperature, radiation, or water level reaches the max safe value per Table R, T, W, scram the reactor and enter QGA 100. This takes priority over other QGA, QCOP or QCAN required actions.", "negative": "Plausible because it is a required action in QCAN 901(2)-4 C-14, HIGH RCIC TURBINE EXHAUST DISCHARGE PRESSURE. Incorrect because the valve is located high up on the wall between the RCIC room and the Torus requiring a scaffold to reach and the QGA required action has a higher priority."}
{"query": "What is the Anticipated Transient Without Scram Mitigation System?", "positive": "The Anticipated Transient Without Scram Mitigation System (ATWS) is designed to ensure the safe operation of a nuclear reactor during anticipated transient scenarios where normal safety systems may not function as intended.", "negative": "The diesel driven fire pump surveillance includes regular checks of the pump's operational readiness and function to ensure reliable fire protection for the facility."}
{"query": "The state has implemented a regulatory framework to ensure the safe handling of radioactive materials in various programs.", "positive": "The Radioactive Materials Program provides oversight and regulation of the use of radioactive materials within the state, ensuring safety and compliance.", "negative": "The office also offers various health services including vaccinations and disease prevention programs, aimed at improving overall public health."}
{"query": "What is the purpose of a technical specifications document in nuclear licensing?", "positive": "Technical specifications describe the specific design and operational characteristics of a nuclear facility, ensuring compliance with safety standards and regulatory requirements.", "negative": "The safety evaluation report is a comprehensive document that details the various safety analyses conducted and their findings regarding the nuclear facility's operations."}
{"query": "IT capabilities for nuclear inspections", "positive": "Continue to educate staff and licensees about the capabilities and benefits of available IT tools.", "negative": "Consider revisions to inspection procedures or guidance to indicate activities and inspection requirements can be performed either fully remotely, partially remotely, or onsite."}
{"query": "What is radiological emergency response training?", "positive": "Radiological emergency response training is provided to those who may be called on to assist in an emergency.", "negative": "Initial and continuing training is conducted to ensure ERO personnel are properly qualified to their specific position."}
{"query": "what is extravasation in nuclear medicine", "positive": "So, I'm just trying to highlight that staff was initiating, or evaluating, extravasation.", "negative": "MS. LOPAS: And, Ralph, we are very aware of all those comments. We have access to all of them. We've been coordinating with the petition group, so yes."}
{"query": "The NRC mandates that all devices containing isotopes must be registered appropriately, including details like activity and units of measurement.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "The device serial number assigned to this equipment is B8390, which helps in tracking and managing regulatory compliance."}
{"query": "License applications must include comprehensive details on safety analysis regarding reactor operation and design.", "positive": "The safety analysis report must demonstrate that the reactor can operate under a variety of conditions without leading to undue risk to public health and safety.", "negative": "The plant's maintenance schedule is designed to ensure that all systems are regularly checked and updated according to the latest industry standards."}
{"query": "In quantitative analyses, it is crucial to establish upper tolerance limits to maintain conservative estimates.", "positive": "To ensure that the calculations are conservative, a one-sided tolerance limit of \u03b2 is used: \u03b2* = \u03b2 - t(\u03b1,v) \u00b7 se(\u03b2)", "negative": "The resulting linear regression model, which includes the independent variable 1/F\u1d00H, yields R\u00b2 values larger than 99%."}
{"query": "The assessment of radioactive isotopes such as Niobium-94 is crucial for ensuring accurate measurements in safety evaluations.", "positive": "Niobium-94 | U | 0.0824 | pCi/g | | | | | | | | | | +/-0.405 | | | | | | | | | | | | | | | | | | | |", "negative": "The QC number for the sample batch is QC1204335681, which provides a reference for quality control processes."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are critical for preventing accidents and mitigating their consequences, ensuring that operations comply with established safety standards.", "negative": "The thermal efficiency of a power generation system largely depends on the operating conditions and the design of the turbines, which convert thermal energy into mechanical energy."}
{"query": "The evidentiary hearing process is crucial for resolving disputes in nuclear licensing.", "positive": "The parties are now pursuing an evidentiary hearing that should complete this proceeding in the coming months.", "negative": "Extensive analysis of technical safety topics is necessary for ensuring compliance with nuclear regulations."}
{"query": "energy spectral analysis", "positive": "Energy (keV) refers to the kinetic energy of photons in the X-ray or gamma-ray spectra, measured in kilo-electronvolts (keV).", "negative": "The FWHM (Full Width at Half Maximum) represents the resolution of the spectral data, indicating how well different energy peaks can be distinguished from one another."}
{"query": "What is the significance of duration in nuclear regulatory reporting?", "positive": "The table lists the duration in hours alongside the number of occurrences from May 1968 to October 1971, indicating how often certain durations were observed during the reporting period.", "negative": "The reactor core temperature must be maintained below the maximum allowable limit to ensure safe operation and prevent overheating."}
{"query": "The Board indicated that there is a requirement for Powertech to address any leaks by monitoring excursions and implementing corrective measures.", "positive": "In addition to the license condition imposed by the Board, License Condition 11.5 requires Powertech to monitor for excursions and take corrective action\u2014", "negative": "The Tribe argues that the Board committed legal error in holding that, while \u201csmall faults and joints may be present in the project area, their presence does not support Intervenors\u2019 assertions [regarding the impacts of the faults and joints.]\u201d"}
{"query": "The NRC has evaluated how cooling towers affect nearby plants and concluded that any possible impacts are minimal.", "positive": "In the 2013 license renewal GEIS, the NRC reviewed the effects of cooling tower operation on surrounding vegetation. Terrestrial habitats in the vicinity of nuclear power plant cooling towers have been exposed to deposition of cooling tower drift particulates (including salt), deposition of water droplets on vegetation from drift, structural damage from freezing vapor plumes, and increased humidity. Generally, deposition rates from these cooling towers have been below those that are known to result in measurable adverse impacts on plants, and no deposition effects on agricultural crops or plant communities have been observed at most of the nuclear power plants.", "negative": "Figure 3.7-2 shows the National Wetlands Inventory mapped wetlands within the MNGP site. There are no wetlands along the south bank where the discharge is located. The flow and width of the Mississippi River would minimize the potential for impact to wetlands on the north bank."}
{"query": "What is the NRC Safety Culture Policy Statement?", "positive": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011. While a policy statement and not a regulation, it sets forth the agency\u2019s expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "Enclosed is Amendment No. 31 to your NRC Material License No. 21-18525-01 authorizing the new area of use in accordance with your request."}
{"query": "design basis assurance inspection", "positive": "The Design Basis Assurance Inspection program is intended to evaluate the design basis of facility systems, structures, and components in relation to the applicable regulatory requirements and to ensure that the plant is capable of operating within its design and licensing bases.", "negative": "The inspection team reviewed the plant's operational procedures and discussed the various training programs in place for the staff, ensuring that all personnel are adequately qualified for their roles."}
{"query": "The traffic counts near the plant's entrances show significant variations over the years.", "positive": "Total Average Annual Daily Traffic Counts on County Road 75 NE indicate that, near the NW of the MNGP plant entrance, traffic numbers increased from 1,050 in 2000 to 3,650 in 2008 before falling to 1,600 in 2016.", "negative": "At the Monticello Nuclear Generating Plant, various safety protocols are in place to ensure operational integrity and compliance with federal regulations."}
{"query": "The NRC's analysis suggests that heat transfer models can be formed using data primarily derived from stainless steel cladding.", "positive": "The TRACE simulations\u2026demonstrate that it is possible to develop heat transfer models based on data obtained primarily from stainless steel rods and conservatively simulate FLECHT run 9573.", "negative": "There are also serious problems with the fact that NRC compared the results of its TRACE simulations of FLECHT run 9573 to the average value of different thermocouple measurements taken at each elevation and not to the maximum values of the cladding temperatures measured at each elevation."}
{"query": "What are the requirements for operating a digital rod control system?", "positive": "Ability to operate and/or monitor the following as they apply to rod control system malfunctions: (CFR: 41.5 / 41.7 / 45.5 to 45.8) - **AA 1.01** Digital rod control system 3.3", "negative": "Maintaining power margin greater than zero during dropped rod recovery (OE related) 3.6"}
{"query": "degraded voltage relay setpoint", "positive": "The Degraded Voltage Relay is set with specific voltage setpoints that determine its reset and dropout criteria, which include upper and lower analytical limits and allowable values based upon the voltage levels monitored.", "negative": "Primary Voltage is calculated using the formula: (Relay voltage + Wire Voltage Drop dV) * RCF * Nominal VT Ratio of 35, where dV equals 0.010 and RCF equals 0.9987."}
{"query": "The NRC recognizes the importance of features related to ground instability, such as liquefaction, in evaluating geological safety concerns.", "positive": "Liquefaction-related features have been identified locally within the Saline River source zone in Ashley County and Desha County, Arkansas (Reference 152).", "negative": "The chronology of deformation for each of the sites is summarized in Table 2.5-4."}
{"query": "What are the requirements of 10 CFR 50.55a regarding valve position indication?", "positive": "Compliance with 10 CFR 50.55a(b)(3)(xi) OM Condition: Valve Position Indication, is required upon licensee adoption of the 2012 Edition of the ASME OM Code as their code of record for the 120-month IST interval.", "negative": "10 CFR 50.55a(b)(3)(xi) nor NUREG-1482 require concurrent testing and ISTC-3700 clearly states that the observations of valve indicating lights and the supplemental position indication need not be concurrent."}
{"query": "what is a nuclide", "positive": "Nuclide is part of an undetermined solution", "negative": "Peak Locate Performed on: 3/29/2019 10:37:41 AM"}
{"query": "What are seismic design loads in nuclear safety?", "positive": "The above studies lend substantial support to the conclusion that the basis for seismic design load calculations is in fact correct.", "negative": "The effect of sublimation as well as ice melt during and after DBA on the seismic loads has been evaluated."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process is a detailed regulatory framework established by the NRC to ensure that nuclear facilities operate safely and comply with federal safety regulations.", "negative": "Tomorrow, the industry representatives will provide insights into their operations and address any questions posed by the committee."}
{"query": "What is the role of the Reactor Vessel in nuclear safety?", "positive": "The Reactor Vessel is designed to contain the reactor core, the reactor internals, and the reactor core coolant-moderator and to serve as a high-integrity barrier against leakage of radioactive materials to the drywell and the release of fission products to the environment.", "negative": "The nuclear safety function of the Reactor Vessel to maintain reactor core assembly geometry for any event to ensure core cooling, core reactivity control, and the integrity of the fuel cladding as a radioactive material barrier."}
{"query": "The recovery percentages for various surrogates were measured in accordance with acceptable limits.", "positive": "The acceptable limits for recovery percentage are defined as (15%-125%) for various tracers used in the analysis.", "negative": "The following analytical methods were performed according to the established guidelines, ensuring compliance with industry standards and safety protocols."}
{"query": "What is the purpose of a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) is a comprehensive document that provides detailed information about the safety analyses performed to demonstrate that the facility can be operated safely and that all possible accidents have been considered and adequately addressed.", "negative": "Regular inspections of the reactor are essential for ensuring operational efficiency and longevity."}
{"query": "The NRC mandates that all debris characteristics must be analyzed during the test conditions to ensure safety and efficacy.", "positive": "Test debris quantities were determined based on plant debris loads and the ratio of the test strainer area to the net surface area of one plant strainer.", "negative": "For pulverized acrylic, silica flour and paint chips, the conversion from mass to volume was done using the densities presented earlier in this section."}
{"query": "functional reliability and testability of protection systems", "positive": "The protection system shall be designed for high functional reliability and in-service testability commensurate with the safety functions to be performed. Redundancy and independence designed into the protection system shall be sufficient to assure that (1) no single failure results in loss of the protection function and (2) removal from service of any component or channel does not result in loss of the required minimum redundancy unless the acceptable reliability of operation of the protection system can be otherwise demonstrated. The protection system shall be designed to permit periodic testing of its functioning when the reactor is in operation, including a capability to test channels independently to determine failures and losses of redundancy that may have occurred.", "negative": "The reactor core consists of fuel elements arranged in a specific layout that optimizes thermal efficiency and neutron economy, ensuring that the reactor operates within safe and controlled parameters."}
{"query": "What is the purpose of a nuclear reactor's containment structure?", "positive": "The containment structure is designed to prevent the release of radioactive materials in the event of an accident by providing a robust physical barrier around the reactor core.", "negative": "The document discusses various operating systems compatible with the latest software, including Windows, Mac, and Linux, each offering unique features for user interface design."}
{"query": "The measurement locations for the isotopic carbon source monitoring system are critically laid out across the reactor building's basement.", "positive": "Measurement Locations: 10, 11, 12, 15, 20, 26/30, 31, 32, 35, 36, 38, 41, 42", "negative": "The current operational procedures must align with the established safety protocols and guidelines set forth by the NRC."}
{"query": "operability determination processes", "positive": "The inspectors evaluated the licensee's justifications and actions associated with the following operability determinations and functionality assessments:", "negative": "The inspectors evaluated the accuracy and completeness of risk assessments for the following planned and emergent work activities to ensure configuration changes and appropriate work controls were addressed:"}
{"query": "What does the NRC require for the environmental review of license renewals?", "positive": "The NRC staff has initiated a supplemental environmental review.", "negative": "To the extent possible, the NRC staff requests the information identified in the Environmental Audit and Information Needs list (Enclosure 2) be made available on the Peach Bottom online reference portal prior to the audit."}
{"query": "nuclide activity measurements", "positive": "The activity of a nuclide is measured in picocuries per gram (pCi/grams), which quantifies the amount of radioactive decay occurring per unit mass of the material.", "negative": "The energy levels of the nuclides, expressed in keV, are crucial for understanding their behaviors in various safety contexts, including shielding and detection."}
{"query": "What is the significance of calm wind measurements in meteorological assessments for nuclear facilities?", "positive": "Bellinger compared winds from the Oak Ridge ASOS with winds from nearby Tower W during January 2005 \u2013 February 2011, accounting for this definition of calm winds employed by the ASOS.", "negative": "A local environmental firm (Holian Environmental, LLC) conducts independent audits of the tower every six months."}
{"query": "technical specifications markup", "positive": "The Technical Specification Page Markup details the specific requirements, limiting conditions, and operational modes of the nuclear facility as mandated by the regulatory authority.", "negative": "The attachments include various documents related to the operational performance of the reactor, including inspection reports and maintenance logs."}
{"query": "The report details the net peak area measurements for different energy levels, highlighting the importance of accurately assessing these values in safety analyses.", "positive": "| Peak No. | Energy (keV) | Net Peak Area | Net Area Uncertainty |\n|----------|--------------|----------------|----------------------|\n| F 1      | 239.10      | 2.15E+02       | 43.25                |", "negative": "The table provides a summary of the background subtract report, which outlines the original area and the uncertainties involved in the measurements."}
{"query": "Standby Gas Treatment systems", "positive": "The Reactor Building is isolated and Reactor Building differential pressure is restored with two trains of Standby Gas Treatment in service.", "negative": "*30. Ensure open TRAIN B(A) INLET 01-125MOV-14B(A)."}
{"query": "What is the significance of background subtraction in nuclear measurement?", "positive": "Background subtraction is a crucial process in nuclear measurement that involves removing the contribution of ambient radiation to obtain a more accurate representation of the signal from the target material.", "negative": "The Ambient Background represents the natural radiation present in the environment, which can affect the results of the measurements taken during nuclear experiments."}
{"query": "decommissioning costs of nuclear facilities", "positive": "New York argues that the PSDAR and DCE are inadequate because HDI allots only one year per unit for reactor-internals and pressure-vessel segmentation.", "negative": "In its reply brief, New York does not challenge the Applicants\u2019 claim that Entergy, rather than HDI, will pay for disposing of PCB-contaminated material at Indian Point."}
{"query": "The NRC analysis requires detailed meteorological data to assess potential environmental impacts.", "positive": "The monthly and annual joint frequency distributions of wind speed and direction by atmospheric stability class are crucial for evaluating environmental conditions at nuclear facilities.", "negative": "The Unit of Measure for radiation exposure is often expressed in millirems or sieverts, which helps to quantify dosages effectively."}
{"query": "What is the site-specific environmental impact statement for nuclear plants?", "positive": "The Site-Specific Environmental Impact Statement (EIS) for License Renewal of Nuclear Plants evaluates the potential environmental impacts associated with the renewal of the operating licenses for existing nuclear facilities.", "negative": "During the review process, the staff noted that the proposed changes to the facility were well-researched and presented no significant concerns regarding operational safety."}
{"query": "What is a Curie in radiation measurement?", "positive": "Ci is an acronym for Curie, which is a unit of radioactivity defined as the quantity of a radioactive material that produces one transformation per second.", "negative": "The La Crosse Boiling Water Reactor (LACBWR) is a type of nuclear reactor located in Wisconsin and operated from 1970 until 1987."}
{"query": "Does the report include any NRC licensed materials?", "positive": "Check box if samples include NRC licensed material?", "negative": "The address for submitting the invoice is 201 C Sante Fe Avenue, Grants, NM, 87020."}
{"query": "The critical heat flux correlation is essential for ensuring the safety and efficiency of nuclear reactors.", "positive": "COBRA-FLX is a thermal-hydraulic code used to predict critical heat flux conditions in nuclear reactors.", "negative": "The new safety protocols require extensive training for reactor operators to ensure compliance with regulatory requirements."}
{"query": "What is the energy measurement associated with the nuclide CS-137?", "positive": "The energy of CS-137 is 661.65 keV, and it has a yield of 85.12%.", "negative": "The activities of nuclides are recorded in units of picocuries per gram."}
{"query": "The system uses filters with specified efficiency ratings to maintain air quality in the Diesel Building.", "positive": "Instrumentation for the Diesel Building Ventilation System is provided to control and indicate temperature.", "negative": "The Diesel Building Ventilation System is composed of the following components:"}
{"query": "well drilling records near Savannah River Site", "positive": "Attachment 2 contains the well drilling records for the area near the Savannah River Site, which are essential for understanding local geology and groundwater resources.", "negative": "The summary section outlines key findings and conclusions drawn from the performance assessment assumptions."}
{"query": "The methodology used to calculate the SCDF relies on the premise that a single seismic event can trigger failures in one or more safety systems.", "positive": "The approach taken in the computation of SCDF assumes that the SCDF can be based on the likelihood that a single seismic-induced failure leads to core damage.", "negative": "The limiting HCLPF approach assumes that a failure of a component with seismic capacity that HCLPF leads directly to core damage (CD)."}
{"query": "The impact of population density around a nuclear facility is a critical factor in regulatory assessments.", "positive": "The population within a ten-mile radius of the facility is a crucial factor in evaluating the potential impact of an accident.", "negative": "The Savannah River Plant Site Map illustrates the geographic layout and relevant boundaries for various operational areas."}
{"query": "In order to control leakage along the reactor coolant pump shaft, three seals are arranged in series to ensure that leakage to Containment remains minimal.", "positive": "Leakage along the reactor coolant pump shaft is controlled by three shaft seals arranged in series such that reactor coolant leakage to the Containment is essentially zero.", "negative": "The anti-reverse rotation device consists of five pawls and a ratchet plate, ensuring that the motor does not rotate in the opposite direction."}
{"query": "What are the training requirements for spent fuel storage inspectors?", "positive": "Training Requirements and Qualification Journal for Independent Spent Fuel Storage Installation Inspector outlines the necessary qualifications and training mandated for inspectors in this specialized area of nuclear safety.", "negative": "The Cybersecurity Inspector Technical Proficiency Training and Qualification Journal emphasizes the importance of cybersecurity measures in protecting sensitive information and ensuring the safety of nuclear installations."}
{"query": "What is a Group I isolation in nuclear safety systems?", "positive": "A high Main Steam Line radiation Group I isolation is triggered to automatically close valves in response to elevated radiation levels in the main steam line.", "negative": "Technical Reference(s): AOP-15"}
{"query": "What is the role of electrical insulation in nuclear plant safety?", "positive": "Electrical Insulation: Insulate (Electrical)", "negative": "High Voltage Electrical Insulators: Insulate (Electrical)"}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code employs the ORFEO-HMP correlation to accurately calculate critical heat flux in boiling light water reactors under different operating conditions.", "negative": "Table B-2 outlines various test assembly conditions, detailing temperature and pressure settings for each experiment conducted."}
{"query": "What was the total number of discrete events recorded?", "positive": "The total number of discrete events recorded was 204, with 67 occurrences in 1973, 67 in 1974, and 70 in 1976.", "negative": "The data includes the number of inversion occurrences during July at the Grand Gulf site in 1973, 1974, and 1976, categorized by the duration of the occurrences."}
{"query": "fuel failure causes", "positive": "Fuel failures can be caused by overheating, PCI, hydrating, cladding collapse, bursting, mechanical fracturing, and fretting. When applicable, the fuel rod failure criteria should consider high effects based on irradiated material properties data.", "negative": "Rod reactivity and insertability must be maintained. This requires that, at a minimum, the following may need to be reviewed: Changes in control rod configuration."}
{"query": "The criteria for screening external hazards often require assessing event damage potential to determine their impact on the plant.", "positive": "C1. Event damage potential is < events for which plant is designed.", "negative": "Screening not successful. PRA needs to meet requirements in the ASME/ANS PRA Standard."}
{"query": "units of measurement for isotopes", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|---------------------|-----------------|\n| AM241                | 150                 | mCi             |", "negative": "**NRC Device Key:** 819336  (Internal Control Number)  \n**Distributor/Distributed By:** NDC Technologies  \n**Distributor License Number:** 1933-19GL  \n**Manufacturer Name:** NDC INFRARED ENGINEERING INC  \n**Device Model (Not Source Model):** 103  \n**Device Serial Number:** 3108871  \n**Transfer Date:** 10/07/2011  \n"}
{"query": "The quality control measures implemented throughout the analysis of radioactive materials ensure precision in measurements.", "positive": "The QC (Quality Control) process for radioactive samples includes evaluating results using established acceptance criteria and reporting uncertainties.", "negative": "The data from Batch 1921313 indicates that Iron-55 samples were analyzed using the liquid scintillation technique on 10/11/19."}
{"query": "The NRC assesses compliance with regulatory standards during routine inspections...", "positive": "One finding of very low safety significance (Green) is documented in this report. This finding involved a violation of NRC requirements.", "negative": "On December 31, 2024, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Callaway Plant and discussed the results of this inspection with you and other members of your staff."}
{"query": "What considerations should operators take regarding medication storage during emergencies?", "positive": "Licensed operators are ultimately responsible for compliance with any conditions stated on their license. If possible, they should consider storing a one-week supply of necessary and critical medications at their work site, having such medications readily available at their homes to take to their work sites on short notice, and making contingency plans to have their medications brought to the site, if needed.", "negative": "Although the NRC has no formal policy to address this specific situation, individual operators and facility licensees should consider the following regulatory requirements guidance in planning their response to emergency situations that may require operators to remain on-site for extended periods of time."}
{"query": "The active inventory of the SG/DHRS loop reflects the critical parameters essential for safety assessments.", "positive": "The active loop inventory is discussed in greater detail for Run 1 in Section 5.3.7.7.", "negative": "Figure 5-265 shows the core power."}
{"query": "The average enrichment of uranium in PWR fuel assemblies can significantly impact their performance and safety measures.", "positive": "Avg. Enrichment wt % 235U (E) | 32.5 < B | 35 < B | 37.5 < B | 40 < B | 41 < B | 42 < B | 43 < B", "negative": "The various fuel assembly designs contribute to different neutron absorption characteristics which must be evaluated for safety analysis."}
{"query": "The void fraction for the hot subchannel at normal operating conditions can reach a maximum of 1.0.", "positive": "| Hot Subchannel  | 0.3     | 1.0     |", "negative": "| Core           | 0.0     | -       |"}
{"query": "nuclear safety analysis", "positive": "The safety analysis for the Millstone Power Station was conducted to ensure compliance with the regulatory requirements set by the Nuclear Regulatory Commission, focusing on potential accident scenarios and their mitigations.", "negative": "The application for the construction of new facilities was submitted by the power plant, detailing the financial projections and the expected timeline for completion."}
{"query": "Main Steam Safety Valves operational requirements", "positive": "The table provides the relationship between the number of operable Main Steam Safety Valves (MSSVs) per steam generator and the corresponding maximum allowable power expressed as a percentage of the rated thermal power (RTP).", "negative": "The reactor coolant pump is crucial for maintaining adequate flow and pressure in the reactor system, ensuring effective heat removal during normal operations and under accident conditions."}
{"query": "flood protection features", "positive": "Structures, systems, and components (i.e., features) relied upon for protection against external floods are designated as \"flood protection features\" and can be either passive or active. For Plant Farley Units 1 & 2, credited flood protection features are passive and include those credited for mitigating floods from surface and subsurface sources. Farley's credited flood protection features are independent of operating mode and, therefore, changes in operational mode do not affect the flood protection features' ability to protect safety-related SSCs. (Reference 12)", "negative": "At the time of the CLB analysis, a new spillway was being added at Bartletts Ferry reservoir to increase spillway capacity. That new spillway capacity was not considered in the CLB. The FSAR states that the spillway construction was to be completed in 1985 (Reference 7)."}
{"query": "The construction of Fire Area 9-11 includes walls, floors, and ceilings designed to provide significant fire resistance, specifically with 3-hour rated barriers.", "positive": "Boundary walls separating Fire Area 9-11 from other fire areas are 3-hour rated concrete block or structural steel stud and drywall construction.", "negative": "Combustible materials and fire protection equipment are listed in Table 3."}
{"query": "Base Case Derived Concentration Guideline Levels", "positive": "LTP, Section 5.2 states that each radionuclide-specific Base Case DCGL is equivalent to the level of residual radioactivity (above background levels) that could, when considered independently, result in a Total Effective Dose Equivalent of 25 mrem/yr to an Average Member of the Critical Group.", "negative": "The dose contribution from each ROC is accounted for using the SOF to ensure that the total dose from all ROC does not exceed the dose criterion."}
{"query": "The system requires that nine vacuum breakers located between the suppression chamber and drywell be functional for operation.", "positive": "Nine suppression chamber-to-drywell vacuum breakers shall be OPERABLE for opening.", "negative": "The safety analysis report must include the site-specific seismic evaluations and the potential impacts on facility operations."}
{"query": "probabilistic risk assessment (PRA) models", "positive": "Enclosure 3 is not applicable because each probabilistic risk assessment (PRA) model used for the Risk Informed Completion Time (RICT) Program is addressed using a standard endorsed by the Nuclear Regulatory Commission.", "negative": "The annual maintenance schedule includes inspections and tests to ensure all systems function as designed and meet safety standards."}
{"query": "divisional cable separation", "positive": "DIVISIONAL CABLE SEPARATION SHOULD MEET THE GUIDELINES OF REGULATORY GUIDE 1.75 \"PHYSICAL INDEPENDENCE OF ELECTRICAL SYSTEMS\".", "negative": "SAFETY RELATED COMPUTERS SHOULD BE SEPARATED FROM OTHER AREAS OF THE PLANT BY BARRIERS HAVING A MINIMUM THREE-HOUR FIRE RESISTANT RATING."}
{"query": "The licensing process for nuclear reactors involves rigorous evaluations of safety metrics and compliance with regulations.", "positive": "The nuclear licensing process ensures that all regulatory requirements are met, addressing safety, environmental impact, and operational efficiency.", "negative": "The temperatures recorded in the reactor core during normal operation provide crucial data for assessing thermal performance, yet do not encompass the entirety of safety evaluations."}
{"query": "The proposed RSO replacement involves collaboration with a new radiologist group to ensure compliance with safety regulations.", "positive": "Our current RSO will be retiring this year, and our initial thought was to have him train me to fill his role.", "negative": "Please don\u2019t hesitate to reach out with further questions."}
{"query": "What is the significance of the containment vessel in nuclear reactors?", "positive": "Figure 3-91. Containment Vessel, Second Horizontal Mode, f = 25.69 cps (Kalnin's)", "negative": "EL. 725+C"}
{"query": "What is the role of a containment structure in a nuclear reactor?", "positive": "The containment structure is designed to prevent the release of radioactive materials into the environment in the event of an accident.", "negative": "The regulatory process for obtaining a license involves several steps, including the submission of safety analyses and public comment periods."}
{"query": "The regulatory authority mandates that all nuclear power plant operators must conduct regular assessments of safety protocols.", "positive": "The NRC's regulations require that licensees submit a detailed safety analysis report demonstrating compliance with safety standards.", "negative": "Nuclear power plants generate electricity through a controlled nuclear reaction that heats water to produce steam."}
{"query": "emergency condenser circulating water system", "positive": "In the event of a power loss and loss of the circulating water pumps, the nuclear power plant\u2019s emergency condenser circulating water system is automatically initiated and operates as an unassisted siphon system, supplying sufficient water to the condenser for decay heat removal and emergency cooling requirements.", "negative": "Water flows down the length of the intake canal toward the intake structure."}
{"query": "The report details the Minimum Detectable Activity (MDA) for various nuclides.", "positive": "Nuclide MDA (pCi/g) values indicate the Minimum Detectable Activity for specified nuclides and are critical for evaluating the performance of the radiation detection system.", "negative": "The uncertainties in the error quotes are calculated at 1.000 sigma, which helps ensure the reliability of the measurements."}
{"query": "What is included in the PSL Monthly Turtle Report?", "positive": "The PSL Monthly Turtle Report for January 2025 summarizes data collected on turtle populations in the vicinity of the facility, including nesting activity and environmental conditions.", "negative": "The report includes various safety procedures implemented at the reactor, such as the response protocols for any potential hazards."}
{"query": "The NRC mandates that all licensees ensure their reactors utilize compliant fuel designs.", "positive": "The NRC determined that the proposed GAD Rod design meets safety and performance criteria, as outlined in the regulatory framework.", "negative": "In the assessment of plant operations, unexpected maintenance intervals were identified, leading to adjustments in the overhaul schedule."}
{"query": "Xe-100 safety analysis methodologies", "positive": "The Xe-100 Licensing Topical Report describes the transient and safety analysis methodologies that ensure the reactor operates safely under varying conditions and scenarios.", "negative": "X Energy, LLC is actively engaged in research and development to advance the state of reactor technology and improve efficiency in energy production."}
{"query": "What is the function of the Condenser Circulating Water System in a nuclear facility?", "positive": "The Condenser Circulating Water System is normally used to supply cooling water to the main condenser to remove residual heat from the Reactor Coolant System during the initial cooling period of unit shutdown when main steam is bypassed to the condenser.", "negative": "Lake Norman water is monitored periodically for consistency of water chemistry and it is the normal common source for the Condenser Circulating Water (RC) and Nuclear Service Water (RN) systems."}
{"query": "baseline inspections of BFBs", "positive": "To accept the scheduling criteria for performing and completing baseline inspections of the BFBs, the NRC staff confirmed that MRP-227, Revision 2, sets the following updated schedule for performing and completing the baseline UT inspections of the BFBs: 1. For highest ranked Tier 1 BFBs, all baseline inspections of the bolts have been completed.", "negative": "However, EPRI clarified that the 80 percent parameter placed on the 3-by-10 and 4-by-6 BFB arrays and used as the acceptance criterion for initiating sample-expansion to CBF bolts is independent of the size of the baffle plates or number of BFBs in the plates."}
{"query": "The evaluation focused on Wisconsin's ability to carry out its radiation control program under the Agreement between the NRC and the State of Wisconsin.", "positive": "The review focused on the radiation control program as it is carried out under Section 274b. (of the Atomic Energy Act of 1954, as amended) Agreement between the NRC and the State of Wisconsin.", "negative": "The team issued a draft report to Wisconsin on November 5, 2024, for factual comment in ML24295A154."}
{"query": "What are historic and cultural resources at Oconee Station?", "positive": "Historic and cultural resources within the Oconee Station site can include prehistoric era and historic archaeological sites, historic districts, and buildings; as well as any site, structure, or object that may be considered eligible for listing on the National Register of Historic Places (NRHP).", "negative": "The current Historic Period in South Carolina began with colonization by the British in 1670 and the establishment of trading posts."}
{"query": "Main Steam Isolation Valve test pressure requirements", "positive": "The proposed change will revise the Main Steam Isolation Valve (MSIV) test pressure value from \u226540 psig to \u226525 psig in TS Surveillance Requirement (SR) 3.6.1.3.12.", "negative": "Experience shows that this testing method has been successful, yet this test method creates undue hardships during outages by requiring installation of plugs at the inside steam line nozzle penetrations and expose workers to radiological dose."}
{"query": "What actions are authorized by the Police Jury President during an emergency?", "positive": "I hereby authorize the Parish EOC Director (or authorized representative) to take the following actions (Check the appropriate box and fill in the blanks):", "negative": "Date: _______________  Time: _______________"}
{"query": "What is the purpose of the NRC Examination Security Agreement?", "positive": "I acknowledge that I have acquired specialized knowledge about the NRC licensing examinations scheduled for the week(s) of July 23, 2018. I agree that I will not knowingly divulge any information about these examinations to any persons who have not been authorized by the NRC chief examiner.", "negative": "Furthermore, I am aware of the physical security measures and requirements (as documented in the facility licensee's procedures) and understand that violation of the conditions of this agreement may result in cancellation of the examinations and/or an enforcement action against me or the facility licensee."}
{"query": "Connecticut should clarify its position regarding the definition of materials produced during the processing of uranium or thorium from ores.", "positive": "The definition does not include \"The tailings or wastes produced by the extraction or concentration of uranium or thorium from any ore processed primarily for its source material content.\"", "negative": "Connecticut also needs to delete the later part of the sentence \"or, if such regulations should be deemed inappropriate by the Commissioner of Energy and Environmental Protection, on the latest recommendations of the National Committee on Radiation, as published by the United States Department of Commerce, National Bureau of Standards.\""}
{"query": "The NRC mandates that operators assess and ensure the function of safety-related systems, including back-up power supplies.", "positive": "In the context of regulatory processes, the NRC emphasizes the importance of maintaining operability of emergency systems, such as the diesel generators used for backup power.", "negative": "The regulatory framework also includes guidelines on routine inspections and maintenance of equipment, which are crucial for overall safety management in nuclear facilities."}
{"query": "seismic fragility in nuclear plants", "positive": "The plant level seismic fragility is a curve of the conditional probability of plant damage as a function of seismic hazard input level.", "negative": "The frequency of the last seismic hazard interval is the exceedance frequency at the beginning point of that interval."}
{"query": "During the internal audit, the NRC reviews applicant documents related to the SLRA for safety evaluation.", "positive": "Throughout the Aging Management Audit, the staff will review the SLRA, as supplemented and revised, the AMP basis documents and other applicant supporting documents as appropriate and requested, which have been uploaded to the ePortal.", "negative": "The technical staff will inform the technical branch chief of the need for an In-Office Breakout Session."}
{"query": "NRC adjudicatory E-Filing system", "positive": "A filing is considered complete at the time the document is submitted through the NRC\u2019s E-Filing system.", "negative": "Information about applying for a digital ID certificate is available on the NRC\u2019s public Web site at https://www.nrc.gov/site-help/e-submittals/getting-started.html."}
{"query": "Could you provide the calculated values for pellet thermal relocation as influenced by different burnup amounts?", "positive": "Sample calculations of pellet thermal relocation displacement (micrometers, \u00b5m) as a function of burnup (gigawatt-days per metric ton of uranium, GWd/mtU) generated by GALILEO for power levels of 15, 30, and 45 kilowatt per meter (kW/m) are shown graphically in Figures 3-1, 3-2, and 3-3, respectively. The total pellet relocation as a function of burnup is also shown in these figures.", "negative": "The assessment of safety systems at nuclear facilities is crucial to ensuring regulatory compliance and protecting public health."}
{"query": "heatup rate correlations", "positive": "At the elevations where cladding oxidation was significant ([4, 6, and 8 feet]), both the Cathcart-Pawel and the Baker-Just correlations resulted in an over-prediction of the measured heatup rate.", "negative": "The NRC staff response misrepresents a statement made in the petition."}
{"query": "sump water level calculation after LOCA", "positive": "The containment sump pool water volume following a LOCA was determined by considering all water sources (i.e., the refueling water storage tank, reactor coolant system (RCS), the safety injection accumulators, and the spray additive tank) and subtracting various holdup volumes.", "negative": "The heat exchangers, orifices, and spray nozzles were evaluated for the effects of erosive wear for a constant debris concentration over the mission time of 30 days."}
{"query": "The guidelines for evaluating fuel cladding failure include addressing peak radial average enthalpy thresholds and ensuring the cladding pressure differential remains within prescribed limits.", "positive": "The MPS3-specific AREA analysis for GAIA fuel was performed against the acceptance criteria defined in USNRC Regulatory Guide (RG) 1.236.", "negative": "The proposed DBLFPBs are outlined in Table 1."}
{"query": "analytical method for detecting Fe55", "positive": "**Analytical Method:** DOE RESL Fe-1, Modified", "negative": "**Product:** Liquid Scint Ni63, Solid"}
{"query": "The applicant must ensure that safety assessments reflect current environmental conditions around the facility.", "positive": "The Environmental Report submitted by the applicant must include a comprehensive assessment of the potential environmental impacts associated with the operation of the Dresden Nuclear Power Station.", "negative": "Historical records indicate that the topography of Illinois has significantly changed since 1855, impacting local land use and development."}
{"query": "The passive autocatalytic recombiner is deemed essential for maintaining safety in design-basis scenarios.", "positive": "NuScale determined the PAR mitigates design-basis events, making the component safety-related and appropriate for inclusion in the GTS.", "negative": "The updated guidelines indicate a shift in the methodology for assessing structural integrity during seismic events."}
{"query": "What is the purpose of the Residual Heat Removal System in nuclear reactor safety?", "positive": "The purpose of the RHR System is to remove decay heat with long-term recirculation capability in post-accident conditions and to provide safety injection.", "negative": "Each train is provided with a discharge path to both the hot and cold legs."}
{"query": "recirculation spray pump safety features", "positive": "The outside recirculation spray pump discharge lines are provided with a check valve inside the containment and a normally open, remotely controlled, motor-operated valve outside the containment.", "negative": "The isolation valve for each LHSI pump suction penetration is a normally closed, remotely controlled, motor-operated valve."}
{"query": "leak-before break analysis", "positive": "xLPR and leak-before break (LBB) analyses (CIB) - Current Status on MOU Development", "negative": "Highlights of harvesting workshop"}
{"query": "The requirements for datasets are specified in ASTM E1921-20, particularly in paragraph 10.3, which stems from the consensus of the ASTM E08 committee regarding necessary dataset sizes.", "positive": "The PWROG stated that the T0 test data must meet the requirements of ASTM E1921-20. If T0 data was produced in accordance with another version of ASTM E1921 or another test standard (e.g., ASTM E399), the user of the TR must review the data and revise the analysis accordingly.", "negative": "The PWROG clarified that the second term under the square root sign of Equation 5 of the TR markup is (2 * Equation 12). The NRC staff finds this clarification acceptable because Equation 12 of the TR markup ensures a minimum of 9 degrees Celsius (\u00b0C) margin to account for adjustment uncertainty."}
{"query": "What is the COBRA-FLX critical heat flux correlation used for?", "positive": "The COBRA-FLX code employs the ORFEO-HMP critical heat flux correlation to accurately predict the conditions under which critical heat flux occurs in nuclear reactors.", "negative": "The table displays local conditions from COBRA-FLX simulations specifically for grid tests, offering detailed insights into the performance metrics under various operational parameters."}
{"query": "What happens to the breaker indicating lights when the 6.9kV SD BD 1A-A is inoperable?", "positive": "The breaker indicating lights for equipment feeding from 6.9kV SD BD 1A-A and 480V SD BDs 1A1-A/1A2-A will be dark. 6.9kV SD BD 1A-A loads are not able to be controlled from the MCR due to the ACBs being electrically inoperable.", "negative": "Plausible because the loss of any other 125V DC Battery Board will not result in the breaker indicating lights for equipment feeding from 6.9kV SD BD 1A-A and 480V SD BDs 1A1-A/1A2-A being dark."}
{"query": "What is the purpose of regulatory filings in nuclear licensing?", "positive": "Regulatory filings serve as a means for licensees to demonstrate compliance with safety and environmental standards as mandated by the NRC.", "negative": "The updated tables offer a detailed representation of the changes made to the safety protocols in different phases."}
{"query": "what is Emergency Core Cooling System (ECCS) shutdown?", "positive": "In MODE 4, the required ECCS train consists of two separate subsystems: centrifugal charging (high head) and residual heat removal (RHR) (low head).", "negative": "The parameters assumed in the generic bounding thermal hydraulic analysis for the limiting DBA are based on a combination of limiting parameters for MODE 3, with the accumulators blocked, and parameters for MODE 4."}
{"query": "What is the impact of fuel composition on the reactivity of a damaged package array?", "positive": "The reactivity of the damaged package array depends on the effectiveness of the fuel in competing with other materials, such as the cadmium, hydrogen, stainless steel or water reflector for absorption of thermal neutrons.", "negative": "All damaged package array models remain below the accident limit keff, USL = 0.931 for up to 60 kgs UO2 per ICCA."}
{"query": "The NRC outlines the requirements for evaluating environmental impacts in the licensing process for nuclear power plants.", "positive": "The Generic Environmental Impact Statement for License Renewal of Nuclear Plants assesses the potential environmental effects associated with the renewal of operating licenses for nuclear reactors.", "negative": "Geothermal energy has been identified as a renewable energy source that can significantly reduce dependence on fossil fuels for power generation."}
{"query": "what is ISR licensing process", "positive": "Licensing history and extensive litigation have provided the framework for the current ISR licensing process.", "negative": "Baseline monitoring and regulatory monitoring are essential components in ensuring the safety of nuclear facilities and are conducted regularly."}
{"query": "The proposed alternative seeks to implement different treatment guidelines for repair and replacement tasks in specified systems.", "positive": "The licensing action proposes to use the alternative requirements of ASME Code Case N-752, \"Risk-Informed Categorization and Treatment for Repair/Replacement Activities in Class 2 and 3 Systems Section XI, Division 1,\" for determining the risk-informed categorization and implementing alternative treatment for repair/replacement activities on moderate- and high-energy Class 2 and 3 items instead of ASME Code Section XI, paragraphs IWA-1000, IWA-4000, and IWA-6000 requirements.", "negative": "The NRC staff and Duke Energy agreed to a regulatory audit to gain a better understanding of the issues noted in the Enclosure and to identify information that may require docketing to support the basis of the NRC staff's licensing decision."}
{"query": "The assessment indicates that watershed changes, particularly due to urbanization, have a minimal effect on runoff over the duration of the project.", "positive": "Based on this assessment the Tennessee Valley watershed is experiencing a change in impervious area at a rate of about 0.02% per year in a 10 year period.", "negative": "Additional lands owned by federal agencies, including US Fish and Wildlife Service, US Forestry Service, National Park Service, and the Protected Areas Database, comprise one third of the entire watershed above Guntersville Dam."}
{"query": "The regulation of nuclear facilities necessitates that licensees perform comprehensive evaluations of potential safety hazards.", "positive": "The NRC oversees the licensing process which requires detailed safety analyses and regulatory compliance for nuclear operations.", "negative": "Duke Energy Florida, LLC is committed to enhancing the environmental and energy landscape of Florida."}
{"query": "automatic Halon systems", "positive": "Automatic Halon systems have been provided for the upper cable spreading areas and the QA vault. Both systems are actuated by ionization detectors. The upper cable spreading rooms have a train both of ionization and thermal detectors.", "negative": "A. Correct. See Above."}
{"query": "The NRC guidance emphasizes the importance of peer review for changes made to the PRA model, highlighting that it must adhere to specific criteria.", "positive": "The ASME/ANS RA-Sa-2009 PRA Standard defines PRA upgrade as the incorporation into a PRA model of a new methodology or significant changes in scope or capability that impact the significant accident sequences or the significant accident progression sequences. Section 1-5 of Part 1 of ASME/ANS RA-Sa-2009 PRA Standard states that upgrades of a PRA shall receive a peer review in accordance with the requirements specified in the peer review section of each respective part of this Standard.", "negative": "If any operator actions related to FLEX equipment are evaluated using approaches that are not consistent with the endorsed ASME/ANS RA-Sa-2009 PRA Standard (e.g., using surrogates), discuss the methodology used to assess human error probabilities for these operator actions."}
{"query": "Best Management Practices in nuclear licensing", "positive": "The NRC took into account that implementing BMPs required by the National Pollutant Discharge Elimination System (NPDES) permit and construction stormwater pollution prevention plans (SWPPPs) would reduce soil erosion and subsequent impacts on surface water quality.", "negative": "Ground-disturbing activities and stormwater runoff could result from routine infrastructure, renovation, and maintenance that would be expected during continued operation at PTN."}
{"query": "DTE Electric Company is seeking permission from the NRC to follow BWRVIP Guidelines as a substitute for ASME Code Section XI inspection standards.", "positive": "The BWRVIP Inspection and Evaluation (I&E) Guidelines have recommended aggressive specific inspections by BWR operators to completely identify material condition issues with BWR components.", "negative": "These examinations are performed to assess the structural integrity of the reactor vessel interior, its welded attachments and the welded core support structure within the boiling water reactor pressure vessel."}
{"query": "control rod sequence during reactor startup", "positive": "With the RWM inoperable during a reactor startup, the operator is still capable of enforcing the prescribed control rod sequence. However, the overall reliability is reduced because a single operator error can result in violating the control rod sequence.", "negative": "With the RWM inoperable during a reactor shutdown, the operator is still capable of enforcing the prescribed control rod sequence."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX code employs the ORFEO-HMP critical heat flux correlation, which provides predictive methodologies for assessing thermal-hydraulic performance during operational conditions in nuclear reactors.", "negative": "The Test assembly conditions for non-mixing grid tests are essential for evaluating the performance of experimental assemblies under various thermal-hydraulic scenarios."}
{"query": "What is shear load in valve testing?", "positive": "Shear Load refers to the load from the disc when the valve is closed, which is crucial for evaluating the valve's performance and integrity under operational conditions.", "negative": "Withstand beyond highest in-service loadings applied."}
{"query": "loss of material in concrete structures", "positive": "Aging Effect Requiring Management: Loss of Material (Spalling, Scaling) and Cracking", "negative": "Concrete: Below-grade exterior (inaccessible) | Flood Barrier Shelter/Protection Structural Support | Reinforced concrete | Groundwater/Soil | Cracking, Loss of Bond, and Loss of Material (Spalling, Scaling) | Structures Monitoring (B.2.1.33) | III.A3.TP-212 | 3.5.1-065 | A"}
{"query": "radial power profiles in nuclear reactors", "positive": "Figure 5: Comparison of GALILEO and FRAPCON calculated radial power profiles at an enrichment of 3%, Gd2O3 concentration of 8wt% and 60 GWd/MTU burnup", "negative": "The assessment of seismic performance is essential for ensuring structural integrity during an earthquake."}
{"query": "The design of the BWRX-300 will not allow for sharing of safety-related structures, systems, or components across multiple units.", "positive": "The capability of the CIVs to perform their design-basis functions is safety significant because it provides assurance that the containment of the BWRX-300 can be safely isolated and prevent radioactive release to the environment that exceeds regulatory requirements.", "negative": "The NRC staff finds that the BWRX-300 containment design is consistent with the requirements of GDC 5 and is, therefore, acceptable."}
{"query": "The treatment of human errors, particularly post-initiator human errors, is crucial for modeling risk in nuclear safety assessments.", "positive": "However, HFEs are typically significant contributors to CDF and large early release frequency (LERF).", "negative": "In general, for procedure-directed actions, the cognitive part of the post-initiator HEP is quantified using the Cause Based Decision Tree Methodology (CBDTM)."}
{"query": "nuclear criticality safety", "positive": "The inspectors interviewed the Emergency Preparedness Manager, Nuclear Criticality Safety Engineering Manager, and a NCS engineer to determine whether the licensee maintained NCS related emergency response capability consistent with the emergency plan and procedures.", "negative": "The inspectors selected a sample of plant changes based on interviews with licensee staff and the list of plant changes submitted to the NRC on January 6, 2020 (ADAMS Accession Number ML20006F639)."}
{"query": "The NRC mandates that licensees perform various tests to assess material properties and ensure structural integrity during their operations.", "positive": "The following Plates are attached and complete this Appendix:| Plate    | Description                                      | |----------|--------------------------------------------------| | A-1a    | Triaxial Compression Tests on Remolded Samples (Bulk Sample 1) | | A-1b    | Triaxial Compression Tests on Re-molded Samples (Bulk Sample 2) | | A-2     | Triaxial Compression Test Data                   | | A-3     | Rock Compression Test Data                        | | A-4a    | Confined Compression Test Data                    | | A-4b    | Consolidation Test Data                           |", "negative": "The project involves documentation and detailed analysis of the environmental impact, ensuring that all regulations are strictly followed."}
{"query": "proprietary information in nuclear licensing", "positive": "Westinghouse has policies in place to identify proprietary information. Under that system, information is held in confidence if it falls in one or more of several types, the release of which might result in the loss of an existing or potential competitive advantage, as follows:", "negative": "These lower-case letters refer to the types of information Westinghouse customarily holds in confidence identified in Sections (5)(a) through (f) of this Affidavit."}
{"query": "The NRC mandates that licensees implement measures to mitigate exposure in high radiation areas.", "positive": "Controls for high and very high radiation areas are critical to ensuring safety around radiation sources and must be strictly adhered to.", "negative": "The examination answer key includes several references to administrative procedures and cognitive levels relevant to NRC exams."}
{"query": "maximum internal pressure in nuclear containment systems", "positive": "The determination of the maximum internal pressure within the ICCAs is based on the ideal gas law. If an ICCA is filled at the minimum normal operating temperature, -40 \u00b0F and is allowed to reach the NCT maximum bulk temperature for the payload, 133 \u00b0F, the maximum pressure would be the product of the ratio of the absolute gas temperature to -40 \u00b0F and atmospheric pressure, 14.7 psia.", "negative": "The NPC package is designed to ensure safe transport and containment of nuclear materials under various conditions."}
{"query": "evaluation of potential accidents", "positive": "2.2.3 Evaluation of Potential Accidents", "negative": "2.1.3.5 Population Center"}
{"query": "what is nuclide identification?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000sigma"}
{"query": "What is a limiting condition in safety evaluations?", "positive": "A limiting condition is defined as the lowest functional capability or performance level of a system or component required to maintain safety.", "negative": "The primary objective of the project is to ensure that all the necessary safety measures are implemented effectively."}
{"query": "The NRC requires disclosure of devices that are subject to registration, along with their pertinent details.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "The Device Model (Not Source Model) must be clearly identified as either new or used to ensure accurate registration."}
{"query": "What are the discharge limitations for NPDES permits?", "positive": "THE DISCHARGE SHALL HAVE NO SHEEN, AND VISIBLE OIL, FLOATING SOLIDS OR VISIBLE FLOATABLE MATERIALS.", "negative": "Chlorine, Total (K-4)  |  0.00 mg/l"}
{"query": "What are the key components of a nuclear safety analysis?", "positive": "A safety analysis typically includes an examination of the systems, structures, and components that are critical to the safe operation of a nuclear facility, assessing potential hazards and their implications.", "negative": "Licensing for a new reactor type requires detailed documentation to demonstrate compliance with both safety and environmental standards."}
{"query": "The ventilation system in place is equipped with special features to ensure the air within critical areas remains uncontaminated and safe for operations.", "positive": "Continuous monitoring is provided in appropriate areas throughout the Auxiliary Building to assure safe conditions of radioactivity and to alert operating personnel of any abnormality.", "negative": "The Equipment and Cable Room make-up fans supply 1000 CFM each. The circulation fans supply 55,000 CFM each."}
{"query": "What is the significance of energy measurements in nuclear safety assessments?", "positive": "The term 'Energy (keV)' refers to the measured energy peak of a radioactive emission, which is crucial for identifying and quantifying isotopes in safety assessments.", "negative": "Background reports are essential for understanding the environmental conditions surrounding nuclear facilities."}
{"query": "What are the implications of seismic reflection studies for nuclear facility safety assessments?", "positive": "Seismic reflection studies provide critical insights into subsurface geological structures, which are essential for accurately assessing site safety for nuclear facilities.", "negative": "The geological studies of North America highlight various landforms, which can vary significantly in composition and structure across different regions."}
{"query": "The NRC mandates that assessments are conducted to ensure the integrity of aluminum alloy components against material loss due to environmental exposure.", "positive": "This item evaluates loss of material due to pitting and crevice corrosion in aluminum alloy piping, piping components, and tanks exposed to air and condensation environments. There are no aluminum alloy piping, piping components, or tanks exposed to an environment of air-indoor controlled in Auxiliary Systems at DNPS. Plant-specific OE from 2013 to 2023 associated with aluminum alloy components in the Auxiliary Systems has been evaluated to determine if prolonged exposure to air-indoor uncontrolled, air-outdoor, and condensation has resulted in loss of material due to pitting and crevice corrosion. Loss of material has not been identified through this review as an aging effect that has been experienced at DNPS for aluminum alloy in these environments. This provides objective evidence that the external surfaces of these components are not experiencing significant halide (e.g., chloride) exposure that would result in loss of material. Accordingly, DNPS will implement the One-Time Inspection (B.2.1.20) program to demonstrate that the aging effect of loss of material is not occurring in aluminum alloy piping, piping components, and heat exchanger components exposed to air-indoor uncontrolled, air-outdoor, and condensation. Deficiencies will be documented in accordance with 10 CFR Part 50, Appendix B Corrective Action Program. The One-Time Inspection (B.2.1.20) program is described in Appendix B.", "negative": "This item evaluates loss of material due to pitting, crevice corrosion in aluminum alloy tanks ('Outdoor and Large Atmospheric Metallic Storage Tanks') exposed to air or condensation environments. There are no aluminum alloy tanks exposed to air-indoor controlled or air-indoor uncontrolled environments in the Auxiliary Systems at DNPS. Plant-specific OE from 2013 to 2023 associated with aluminum tanks in the Auxiliary Systems has been evaluated to determine if prolonged exposure to air-outdoor and condensation environments has resulted in loss of material due to pitting or crevice corrosion."}
{"query": "nuclide minimum detectable activity (MDA)", "positive": "The Nuclide MDA Report provides critical data on the minimum detectable activity (MDA) of various nuclides, including their energy levels, yields, and activities measured in picocuries per gram (pCi/grams).", "negative": "The Peak Locate performed indicates the specific channels and energy levels at which unidentified peaks were detected, essential for understanding the overall spectrum of analyzed data."}
{"query": "What is the purpose of the Marinelli beaker in radiation measurement?", "positive": "**Sample Type**: 500 ml Marinelli", "negative": "- **Sample Taken On**: 8/1/2019 8:08:00 AM"}
{"query": "The DCPP's operational capacity relies on the effective performance of its four-loop PWR, which is critical for safe electricity generation.", "positive": "Both DCPP Units employ a four-loop pressurized water reactor (PWR) Nuclear Steam Supply System (NSSS) furnished by Westinghouse Electric Corporation.", "negative": "Any notices, questions, or correspondence in connection with this filing should be directed to:"}
{"query": "What is tornado wind fragility analysis in nuclear safety?", "positive": "The intent of the follow-up review is to ensure that the final fragility evaluation is substantively consistent with the 29 April 2021 draft previously reviewed by SGH, and to review how the fragility is used in the LBDCR to ensure the application is consistent with the underlying inputs, assumptions, and methods used in the fragility evaluation.", "negative": "Our initial review of the 24 February 2022 draft focused on the following attachments of LBDCR 22-027:"}
{"query": "Plutonium-241 regulatory compliance", "positive": "QC1204336302 | Plutonium-241  | LCS  | 117    | 116     | pCi/g | 99.7 | (75%-125%) | 08/05/19 | 12:19", "negative": "Rad Alpha Spec | NOM | Sample | Qual | QC | Units | RPD% | REC% | Range | Anslt | Date | Time"}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves several steps, including site evaluation, safety analysis, and regulatory reviews by the NRC.", "negative": "Environmental assessments are conducted to determine the potential impact of projects on wildlife and natural resources."}
{"query": "average burnup in nuclear reactors", "positive": "\"Assembly Average Burnup \u2264 59 GWd/MTU\" defines the average burnup of nuclear fuel assemblies, which is critical for assessing their performance and safety in a reactor.", "negative": "The safety evaluation involves assessing the potential for accidents and the corresponding emergency response strategies to protect public health."}
{"query": "The NRC is evaluating the feasibility of conducting inspections remotely instead of in-person visits.", "positive": "Use of the term \u201cremote inspection\u201d causes concern for some.", "negative": "Report relies too heavily on survey results."}
{"query": "remote shutdown systems", "positive": "Remote Shutdown of Ventilation for Loss of Auxiliary Air 078A4.030 (3.2)", "negative": "Alignment Upper Containment Monitor to Lower Containment Locally (Unit 2) 073A4.02 (3.6)"}
{"query": "safety-related system evaluation", "positive": "The safety-related system evaluation is critical in ensuring that all systems operate within specified safety margins and comply with regulatory standards.", "negative": "Regulatory filings must include accurate data and comprehensive documentation to support the overall safety assessment of the proposed modifications."}
{"query": "The NRC evaluates submissions from nuclear facilities to ensure compliance with safety standards.", "positive": "The NRC requires that all nuclear reactor licensees submit detailed operational plans and safety analyses as part of their regulatory compliance process.", "negative": "Aerotest Operations Inc. specializes in the operation of research reactors and provides a range of testing services for various scientific applications."}
{"query": "regulatory process for nuclear licensing", "positive": "The regulatory process for nuclear licensing includes a detailed review of safety analyses and technical specifications to ensure compliance with established safety standards.", "negative": "The public meeting addressed various topics related to industry developments and operational challenges, but did not specifically cover licensing issues."}
{"query": "What are the safety systems in place at Surry Power Station?", "positive": "The safety systems at Surry Power Station are designed to prevent and mitigate the consequences of potential accidents, thereby ensuring the safety of the plant and surrounding area.", "negative": "Virginia Electric and Power Company operates multiple power generation facilities across Virginia, including both fossil fuel and renewable energy sources."}
{"query": "What are the different radiation zones in a nuclear facility?", "positive": "The radiation zones are classified into six distinct areas: Zone I, Zone II, Zone III, Zone IV, Zone V, and Zone VI, each representing varying levels of radiation exposure.", "negative": "The safety analysis must include a review of the operational parameters and maintenance schedules for the reactor."}
{"query": "What are common-cause failures in nuclear safety analysis?", "positive": "The CCF contributions should be modeled so that they can be modified to reflect the condition in which one or more of the components is unavailable.", "negative": "If the PRA does not model the system for which the TS change is being requested, specialized analyses may be necessary to demonstrate the sufficiency of the proposal."}
{"query": "What are the potential impacts of dam breaches on nuclear safety?", "positive": "The Flood Hazard Reevaluation Report includes an analysis of dam breaches and failures, which outlines their potential impact on the safety and operation of the Cooper Nuclear Station.", "negative": "Figure 2.3-4 illustrates the HEC-HMS Plan for Missouri River from Omaha, NE to CNS, providing crucial data for flood management and response strategies."}
{"query": "What is a primary safety system in nuclear reactors?", "positive": "The primary safety system in nuclear reactors is designed to prevent the overheating of the reactor core and to maintain core cooling under all operational and accident conditions.", "negative": "The user interface allows for easy navigation between different document sections, enhancing the overall user experience and accessibility."}
{"query": "COBRA-FLX heat flux correlation", "positive": "COBRA-FLX is an advanced thermal-hydraulic analysis tool utilized for predicting the critical heat flux (CHF) in nuclear reactor systems, which is crucial for assessing safety margins in reactor operations.", "negative": "The table lists the local conditions from COBRA-FLX simulations, showing various parameters such as pressure, temperature, and flow rate for different grid test scenarios."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process is a systematic approach to ensure that nuclear facilities meet safety, environmental, and regulatory requirements before they are allowed to operate.", "negative": "The reactor containment structure is designed to prevent the release of radioactive materials during an accident."}
{"query": "post-accident sampling drills", "positive": "Post-accident sampling drills are conducted annually. These drills address capabilities including analysis of liquid and containment atmosphere samples with simulated elevated radiation levels.", "negative": "Periodic exercises are (will be) conducted to evaluate major portions of emergency response capabilities, periodic drills are (will be) conducted to develop and maintain key skills, and deficiencies identified as a result of exercises or drills are (will be) corrected."}
{"query": "The NRC collaborates with national laboratories and industry to ensure advanced reactor technologies can be effectively demonstrated.", "positive": "Support advanced reactor regulatory readiness for demonstrations", "negative": "Performed gap assessment for demonstration capabilities"}
{"query": "According to the NRC, the tornado missile hazard can be evaluated using established criteria that contribute to CDF and LERF values.", "positive": "Average maintenance configuration estimates for CDF for both units are less than 1E-6/year and LERF was estimated to be much less than 1E-7/year. Therefore, the tornado missile hazard can be screened using Criterion PS4 as defined in Table E4-12.", "negative": "On March 12, 2012, the NRC issued a request for information associated with NTTF Recommendation 2.1 for Flooding. One of the required responses in this letter directed licensees to submit a Flood Hazard Reevaluation Report (FHRR), including the interim action plan (to address calculated higher flooding hazards relative to the design basis prior to..."}
{"query": "security personnel training regulations", "positive": "The Order requires compliance with the specified security personnel training compensatory measures (CMs).", "negative": "The Commission requires that it be protected and that access to Safeguards Information be limited in accordance with Title 10 of the Code of Federal Regulations Section 73.21."}
{"query": "What is Environmental Fatigue in relation to reactor components?", "positive": "NUREG-2191 Section X.M1, Fatigue Monitoring, provides guidance for evaluating the effects of the reactor water environment on the fatigue life of ASME Section III Class 1 components that contact the reactor coolant.", "negative": "For the SLR application, environmental fatigue screening calculations were performed for all RPV, piping, and other component locations that have an identified CUF value in a BFN CLB stress report or evaluation and are in contact with reactor water."}
{"query": "model uncertainty analysis", "positive": "To meet the guidance in NUREG-1855 (Reference 12), model uncertainty was addressed for any models, for which no consensus exists. Most of the models used in the PBN risk quantification are consensus models that have been widely used by the industry and accepted by the NRC. However, the following models are not consensus models and were therefore included in the model uncertainty analysis:", "negative": "The probability of all of the worst-case conditions occurring simultaneously is extremely low. The results of this evaluation show that the parametric uncertainty is low."}
{"query": "The NRC indicated that the actual cladding temperatures in the experiment closely aligned with the predicted values post-multiplier application, suggesting the importance of accurate reaction rate predictions.", "positive": "In-Vessel Phenomena\u2014CORA reports that in CORA-16, the estimated cladding strain was in the \"range of 0.005 to 0.11,\" at 4200 seconds into the experiment, at locations of the cladding where temperatures were between 1832\u00b0F and 2372\u00b0F.", "negative": "Hence, the multiplier also helped the predicted cladding temperatures match the cladding temperatures that occurred in the experiment."}
{"query": "The Supervisor has instructed the operator to execute the procedure for transitioning to Hot Leg Recirculation following the specified steps.", "positive": "The Unit Supervisor has directed you to proceed with 1BEP ES-1.4, Transfer to Hot Leg Recirculation and to notify him when complete.", "negative": "UNSAT requires written comments on respective step. * Denotes critical steps: 2, 5, 6 & 10 - 15"}
{"query": "What is a Radiation Safety Officer and their responsibilities?", "positive": "The Radiation Safety Officer (RSO) for this license is Bradley M. Gemlick.", "negative": "The licensee shall conduct a physical inventory every six months, or at other intervals approved by the U.S. Nuclear Regulatory Commission, to account for all sealed sources and/or devices received and possessed under the license."}
{"query": "functional testing of emergency systems", "positive": "Functional and operational testing of C High Head FLEX Pump (0FX02PC) following modification of hydraulic cooler, as documented in Work Order (WO) 5394984.", "negative": "The inspectors evaluated the following maintenance and testing of the alert and notification system: - Annual siren inspection and maintenance records for the period of October 2022 \u2013 October 2024."}
{"query": "What is measured in the Rad Alpha Spec Analysis?", "positive": "The Rad Alpha Spec Analysis includes measurements of various alpha-emitting radionuclides such as Americium-241 and Plutonium-239/240, with results reported in units of pCi/g.", "negative": "The Rad Gamma Spec Analysis provides data on gamma-emitting isotopes like Cesium-137 and Europium-153, again expressed in pCi/g."}
{"query": "redundancy in load-bearing structures", "positive": "One characteristic of this frame that is important for further discussion, is the redundancy of this frame.", "negative": "If certain parts of the frame were for any reason incapable of sustaining all of the load integrity inferred to them what would happen? How would the load be redistributed into the frame."}
{"query": "Reactor Coolant Pump functionality", "positive": "Reactor Coolant Pump is responsible for circulating coolant through the reactor core to remove heat generated during nuclear fission and maintain safe operating conditions.", "negative": "Power supply is crucial for the operation of various safety systems in a nuclear plant to ensure uninterrupted monitoring and control."}
{"query": "The response time verification must be performed for functions subject to time limits specified in regulatory guidance.", "positive": "CHANNEL CALIBRATION is a complete check of the instrument loop, including the sensor. The test verifies that the channel responds to a measured parameter within the necessary range and accuracy.", "negative": "The Surveillance Frequency is based on operating experience, equipment reliability, and plant risk and is controlled under the Surveillance Frequency Control Program."}
{"query": "What are the proposed changes for surveillance requirements in reactor licensing?", "positive": "In attachment 2 to the LAR, ITS table 3.3.1.1-1, the licensee proposed to add calibration surveillance requirement footnotes (similar to TSTF-493, Revision 4, Option A) to Function 3 (Reactor Vessel Steam Dome Pressure \u2013 High), Function 4 (Reactor Vessel Steam Dome Pressure \u2013 Low), Function 6 (Drywell Pressure \u2013 High), and Function 9 (Turbine Control Valve Fast Closure, Trip Oil Pressure \u2013 Low).", "negative": "The footnotes are not applied to these functions in the Hope Creek current TS."}
{"query": "The system involved in chemical treatment to prevent bio-fouling is crucial for maintaining the functionality of associated systems during operations.", "positive": "The Hypochlorite System, also called the Raw Water Chemical Treatment System, prevents bio-fouling of systems (including the EECW and RHRSW Systems) that use water from Wheeler Reservoir by providing the capability of injecting a biocide into the fluid stream.", "negative": "The aging management review results for these components are provided in Table 3.3.2-16, Building Heating System - Summary of Aging Management Evaluation."}
{"query": "The analysis of DBA involves examining the behavior of chemical constituents such as sodium, air, and argon gas.", "positive": "The chemical forms of substance included in the DBA analyses are sodium, air, and argon gas.", "negative": "The programming language used for SAS4A/SASSYS-1 is ANSI FORTRAN, and the organization of the code follows the FORTRAN convention of the MAIN program with a number of subroutines and functions."}
{"query": "The inspection team requires access to certain key documents like the Original Final Safety Analysis Report Volumes.", "positive": "Please provide five copies of each CD submitted (i.e., one for each inspector/contractor).", "negative": "If you have any questions regarding this information, please call the inspection team leader as soon as possible."}
{"query": "What are the specific foldout page requirements during a transition brief in emergency operating procedures?", "positive": "Specific foldout page parameters and values are required to be repeated back.", "negative": "The crew is performing a transition brief prior to entry into an Emergency Operating procedure."}
{"query": "What is the annual notification requirement under 10 CFR 50.46?", "positive": "The annual notification requirement under 10 CFR 50.46 mandates that licensees report on the performance of the emergency core cooling systems and their compliance with established thermal performance criteria.", "negative": "The safety inspections at nuclear plants are crucial for ensuring operational integrity and protecting public health."}
{"query": "What are the limitations and conditions for TS related to the PRA?", "positive": "The LAR will provide identification of the TS Limiting Conditions for Operation (LCOs) and action requirements to which the RMTS will apply.", "negative": "The comparison should justify that the scope of the PRA model, including applicable success criteria such as number of SSCs required, flow rate, etc., are consistent with licensing basis assumptions."}
{"query": "What are MCPR limits for nuclear fuels?", "positive": "Flow Dependent MCPR Limits MCPR<sub>F</sub> for GNF2 Fuel demonstrate the limits for different flow rates, indicating the Minimum Critical Power Ratio that must be achieved for safe reactor operation.", "negative": "Table 4-6 provides an overview of the Cycle Specific SLMCPR (MCPR<sub>99.9%</sub>) limits for all fuel types, focusing on operational loops rather than fuel specific constraints."}
{"query": "The minimum concentration of boron in the SITs is crucial to prevent dilution from the RCS during a large break LOCA.", "positive": "The 2300 ppm minimum boron concentration in the SITs assures that the back leakage from the RCS will not dilute the SITs below the minimum boron concentration in the safety analysis.", "negative": "The LCO establishes the minimum conditions required to ensure that the SITs are available to accomplish their cooling safety function following a LOCA."}
{"query": "What thresholds must be established for ensuring safety in the final rulemaking?", "positive": "The purpose of these success criteria is to define what functionality needs to be provided in the final Part 53 rule, and will be a guide for the Part 53 development, and future discussions to be held between the NRC staff and industry to ensure that the final rule meets the pre-defined success criteria.", "negative": "During the NRC's public meeting on November 18, 2020, the NRC discussed draft proposed rule text for Part 53 Subpart B 'Technology-Inclusive Safety Requirements'. We offer the following feedback on the NRC's."}
{"query": "The NRC sets requirements for systems that form the pressure boundary to protect against losses.", "positive": "Pressure Boundary                             Copper Alloy with less than 15% Zinc | Gas (Internal)                  | None                              | None                              | VII.J.AP-9                                                    | 3.3.1-114         | C                         ", "negative": "The Heat Exchanger components must undergo regular inspections to assess condition and functionality."}
{"query": "CFD model features in nuclear safety analysis", "positive": "Significant Features in CFD Model (PBN1) include Loop B Break Location Modeled Mass Source, Strainer Module Mass Sinks, Refueling Canal Drainage, Washdown Spray Sources (all areas in dark blue), Direct Spray Sources (all areas in light blue), and Loop A Break Location Modeled Mass Source.", "negative": "The strainer module is designed to perform filtration and is an essential component of the reactor's cooling system, ensuring that only clean coolant circulates within the system."}
{"query": "What are valve operating requirements in nuclear safety?", "positive": "For example, appropriate parameters for calculating valve operating requirements and actuator capability (such as valve friction coefficients, maximum differential pressure conditions, motor torque temperature derating factors, stem friction coefficients, and butterfly valve bearing friction coefficients) need to be adequately addressed.", "negative": "Some licensees were not properly determining the operating requirements for POVs to perform their safety functions."}
{"query": "What does 10 CFR Part 51, Subpart A, Appendix B, Table B-1 define as 'small' environmental impacts?", "positive": "SMALL: Environmental effects are not detectable or are so minor that they will neither destabilize nor noticeably alter any important attribute of the resource.", "negative": "Decommissioning would at a minimum occur after the expiration of the current license term."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code incorporates a new critical heat flux correlation developed from the ORFEO-HMP thermal-hydraulics methodology, which is designed to improve the modeling accuracy for various reactor conditions.", "negative": "Table B-3 provides a detailed overview of local conditions derived from COBRA-FLX simulations applicable to grid tests, focusing on pressure, temperature, and flow rates."}
{"query": "background subtraction in radiation measurements", "positive": "Ambient background refers to the natural radiation present in the environment that can interfere with accurate measurements during spectroscopic analysis.", "negative": "The FWHM (Full Width at Half Maximum) is a common parameter used to characterize the resolution of peaks in spectroscopic recordings."}
{"query": "average enrichment of U-235 in BWR fuel", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "Certificate of Compliance No. 1031"}
{"query": "What should the NRC consider when developing regulations for fusion energy systems?", "positive": "The NRC\u2019s 10 C.F.R. Part 50, 52, in the federal regulations for large commercial fission systems and the new regulatory approach discussed for advanced fusion systems (i.e. Part 53) address a different suite of risks compared to risks that fusion facilities could create and therefore are not appropriate for fusion systems.", "negative": "The DOE has created a framework for safe construction and operation of experimental fusion energy devices that has worked well for decades."}
{"query": "What is COBRA-FLX and how does it relate to nuclear safety?", "positive": "COBRA-FLX is a thermal-hydraulic analysis code developed to predict the behavior of reactor core cooling during various operational and accident scenarios, particularly focusing on critical heat flux conditions.", "negative": "Framatome Inc. specializes in providing various services and technologies to enhance the performance and safety of nuclear reactors."}
{"query": "The NRC mandates that aging management programs assess the impacts of neutron irradiation on reactor components.", "positive": "The Neutron Fluence Monitoring (B.3.1.2) program and Reactor Vessel Material Surveillance (B.2.1.19) program will be used to manage loss of fracture toughness of the carbon or low alloy steel with stainless steel cladding reactor vessel beltline shell, nozzle, and weld components exposed to reactor coolant and neutron flux.", "negative": "The One-Time Inspection (B.2.1.20) program will be used to manage cracking of the stainless steel reactor vessel top head enclosure flange leakage detection line, reactor vessel penetrations, nozzle safe ends and welds exposed to air - indoor uncontrolled in the Reactor Coolant Pressure Boundary System and Reactor Vessel."}
{"query": "The regulatory authority mandates periodic updates to the submitted documentation by licensees.", "positive": "The NRC requires licensees to submit their licensing actions and any changes made to the technical specifications for review and approval.", "negative": "The tables listed above indicate various updates that have been deleted to comply with previous regulatory requirements."}
{"query": "The NRC assesses the capability of the HPCS system to actuate and mitigate potential accidents.", "positive": "3. ECCS Actuation Instrumentation High Pressure Core Spray (HPCS) System", "negative": "One RVP - Low pressure transmitter supplying two pressure trip units"}
{"query": "The NRC technical library stores industry codes and standards that influence its regulatory process.", "positive": "Copies of industry codes and standards used in a substantive manner in the NRC regulatory process are maintained at\u2014The NRC Technical Library Two White Flint North 11545 Rockville Pike Rockville, MD 20852\u20132738.", "negative": "NRC publications in the NUREG series, NRC regulations, and Title 10, \"Energy,\" in the Code of Federal Regulations may also be purchased from one of these two sources:"}
{"query": "Risk-Informed Regulatory Framework", "positive": "The Risk-Informed, Technology-Inclusive Regulatory Framework for Advanced Reactors reflects an innovative approach allowing for different regulatory strategies based on the risk associated with the design and operation of advanced nuclear reactors.", "negative": "Please see attached document for comments."}
{"query": "How to control steam generator levels during a reactor trip?", "positive": "Place FRV-220 in Manual and control SG #11 Level to maintain it 15% - 67% preventing a Reactor Trip.", "negative": "Isolate SG 14 by closing: MFW valves, AFW valves \u2013 FMO-241, FMO-242, SG Stop valve \u2013 MRV-240."}
{"query": "The NRC defines the parameters for fuel density in the context of reactor operations.", "positive": "Fuel density is a crucial parameter in determining the performance of nuclear fuel and is specified in Section 8.2.", "negative": "Flooded conditions within the reactor must be carefully modeled in safety assessments to ensure adequate performance."}
{"query": "The minimum detectable activity for a nuclide is a critical parameter in determining the sensitivity of radiological assessments.", "positive": "Nuclide MDA (pCi/grams) indicates the minimum detectable activity for each nuclide, providing essential information for regulatory compliance in nuclear safety.", "negative": "The reactor core is a critical component of the nuclear power plant as it houses the fuel assemblies and moderator, playing a key role in sustaining nuclear fission."}
{"query": "What are the acceptable vibration limits for centrifugal charging pumps?", "positive": "Centrifugal Charging Pump 1A-A Normal Flow Test requires the comparison of pump vibration readings to the Acceptance Criteria, which includes acceptable ranges for outboard and inboard horizontal, vertical, and axial vibrations measured in inches per second.", "negative": "These readings are evaluated for trending purposes only."}
{"query": "What are the climate change impacts on urban infrastructure systems?", "positive": "Climate change impacts on urban water, energy supply, transportation, & other essential infrastructure.", "negative": "Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions."}
{"query": "What is the purpose of the control room simulator in nuclear facilities?", "positive": "The inspectors evaluated the adequacy of the facility licensee\u2019s control room simulator in modeling the actual plant and for meeting the requirements contained in 10 CFR 55.46.", "negative": "The inspectors evaluated the effectiveness of remedial training conducted by the licensee, and reviewed the adequacy of re-examinations for licensed operators who did not pass a required requalification examination."}
{"query": "What are baffle-edge bolts in nuclear reactors?", "positive": "Baffle-edge bolts (All operating Westinghouse units with baffle-edge bolts) | Yes | 40 \u2013 60 Methods and Frequency. VT-3 visual inspections for cracking (IASCC, fatigue) no later than two refueling outages from the subsequent period of extended operation with subsequent inspections on a 10-Year ISI interval basis.", "negative": "Significant Past Indian Point and Salem operating experience with cracking of Westinghouse design BF bolts has been profile issue for the NRC to the extent that the NRC has had to."}
{"query": "large break LOCA analysis", "positive": "This report describes and provides results from the RLBLOCA analysis for the Byron/Braidwood Unit 1 with the Framatome GAIA fuel design.", "negative": "The transient progression for the demonstration case follows that described in Section 3.2."}
{"query": "What happens when the Low NPSH signal for the Main Feed pump is triggered?", "positive": "The standby Condensate/Condensate Booster Pump starts, any open 1CD152, Condensate Pumps Recirculating Valve closes...", "negative": "When the reactor reaches a high pressure, the safety valves will automatically open to relieve excess pressure."}
{"query": "The classification of systems, structures, and components in safety-related contexts is differentiated by designations such as Safety-Related, Non-Safety-Related with Special Treatment, and Non-Safety-Related with No Special Treatment.", "positive": "The Natrium plant uses three safety classification levels: Safety-Related (SR), Non-Safety-Related with Special Treatment (NSRST), and Non-Safety-Related with No Special Treatment (NST). Explanations for each of the three classifications are provided below.", "negative": "The In-Vessel Transfer Machine (IVTM) moves core assemblies between the core, in-vessel fuel storage racks, and transfer station for removal from the RV."}
{"query": "The design basis for tornado parameters must take into account the specific geographic location of the nuclear power plant.", "positive": "Design basis tornado parameters have traditionally been based on Regulatory Guide 1.76 (USNRC, 1974a) and WASH-1300 (USNRC, 1974b).", "negative": "The likelihood of a given point being struck by a tornado can be calculated by using a method developed by H.C.S. Thom (Thom, 1963)."}
{"query": "What is the significance of RPV axial weld failure probability evaluations in nuclear reactors?", "positive": "The recommendations for inspection of RPV shell welds in BWRVIP-05 (Reference 4.8.10) include examination recommendations of BWR RPV axial welds.", "negative": "Plant-specific RPV dimensions and material chemistry for DNPS Units 2 and 3 were evaluated for the applicability criteria in BWRVIP-329-A Section 5.0."}
{"query": "what is the method for analyzing compounds in nuclear regulatory filings?", "positive": "U Compound/analyte was analyzed, peak not identified and/or not detected above MDC.", "negative": "Sample #   | Client ID           |"}
{"query": "The NRC mandates that keylock switches must be properly rotated to ensure they are secured in the closed position.", "positive": "Inserts key and rotates keylock switch 1-1RBCA10 counterclockwise to CLOSE.", "negative": "Place the following keylock switches in CLOSE:"}
{"query": "The NRC's guidelines specify testing methods for assessing the oxidation behavior of cladding materials under accident conditions.", "positive": "Pre-Decisional Regulatory Guide 1.222 \u201cMeasuring Breakaway Oxidation Behavior,\u201d 2016, (U.S. NRC ADAMS Accession Number ML16005A135).", "negative": "Narukawa, Takafumi and Amaya, Masaki, \u201cThe Effect of Azimuthal Temperature Distribution on the Ballooning and Rupture Behavior of Zircaloy-4 Cladding Tube under Transient-heating Conditions,\u201d Journal of Nuclear Science and Technology, 53:11, pp. 1758-1765, 2016."}
{"query": "What is the RadICS system in relation to NRC regulatory filings?", "positive": "The RadICS system is designed to ensure compliance with NRC regulations and safety requirements by providing a standardized platform for instrumentation and control systems in nuclear power plants.", "negative": "The meeting aims to discuss the general administrative processes that might affect the project's timeline and resource allocation."}
{"query": "Does the question require the assessment of operational conditions to select an appropriate procedure?", "positive": "Does the question require one or more of the following: assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed?", "negative": "Can the question be answered solely by knowing immediate operator actions?"}
{"query": "What is the March 2018 Approach in nuclear licensing?", "positive": "The Staff proposed the approach, and Powertech and the Tribe agreed to it; Powertech\u2019s own petition for review acknowledges that it agreed to the March 2018 Approach.", "negative": "The question of whether NEPA could be satisfied through an approach other than the March 2018 Approach was not before the Board."}
{"query": "What are the various analytical methods used for radiological analysis?", "positive": "The following Analytical Methods were performed: DOE EML HALS-300, Am-05-RC Modified, ASTM C 1475-00 Modified, DOE EML HALS-300, Pu-11-RC Modified, DOE EML HALS-300, Pu-1-RC Modified, DOE RESL N-1, DOE HALS 300, 40.5/2.3/6A-01-R, EPA 905.0 Modified/DOE RP501 Rev. 1 Modified, EPA 906.0 Modified, EPA RERF C-1 Modified, DOE EML HALS-300, Tc-02-RC Modified, DOE RESL Fe-1, DOE RESL Ni-1.", "negative": "The sample is identified as L1-010-105-AJGS-007-SB with Client Sample ID 485191028 and contains parameters such as Nickel-63 with a result of -0.763 pCi/g."}
{"query": "performance objectives in emergency planning", "positive": "Section 50.160(b)(1)(ii) requires applicants and licensees using \u00a7 50.160 to describe in the emergency plan an approach to develop and maintain at the beginning of each calendar quarter a list of performance objectives for that calendar quarter.", "negative": "Current regulations in appendix E to 10 CFR part 50, section IV.F include a requirement for periodic drills and exercises for nuclear power reactor licensees to be conducted during an eight-year drill and exercise cycle."}
{"query": "MAGNASTOR Confirmatory Order", "positive": "The MAGNASTOR Confirmatory Order EA-20-054 outlines the requirements and conditions necessary for the continued operation and performance assessment of the MAGNASTOR storage system for spent nuclear fuel.", "negative": "The safety analysis report must include details about the containment structures and their ability to withstand external hazards without compromising the reactor integrity."}
{"query": "What are burnable poison concentrations in nuclear reactor contexts?", "positive": "There are no new restrictions or removal of restrictions on BPs based on the approval of PARAGON2.", "negative": "The numerical benchmarks used the TR covers all these offerings."}
{"query": "What actions are required when two required diesel generators are inoperable at a nuclear facility?", "positive": "E. Two required DGs inoperable. E.1 Restore one required DG to OPERABLE status.", "negative": "D. One required offsite circuit inoperable for reasons other than Condition F."}
{"query": "The method for determining flow rates utilizes the conversion of flow values in gpm into the corresponding values of current, denoting the relationships within the system's operation.", "positive": "By substitution, $$I = \\left[(F)*\\left( (16 \\, mA)^{0.5}\\right)[(flow span in gpm)]^2 + 4 \\, mA \\right]$$", "negative": "The values of flow rate are critical for understanding how the system responds under different operational conditions, especially regarding the management of input uncertainties."}
{"query": "What is the purpose of inspections in aging management programs?", "positive": "The aging management program includes inspections such as the Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) to address aging effects like hardening or loss of strength due to polymeric degradation.", "negative": "The reactor design must ensure sufficient cooling capacity to prevent overheating during operation, thereby maintaining safe performance levels."}
{"query": "surface water quality impacts", "positive": "Potential impacts to surface water during operation will not be significantly different than those described in Section 4.5.4.1 of the ISR GEIS.", "negative": "Storm water runoff will be controlled by a SWPPP issued by EPA."}
{"query": "What are the requirements for license renewal environmental reports?", "positive": "License renewal requirements for environmental reports are specified in Title 10 of the Code of Federal Regulations (10 CFR) Part 51, \u201cPostconstruction environmental reports.\u201d", "negative": "The NRC staff will also identify environmental resources that must be described and evaluated in the Supplemental Environmental Impact Statement."}
{"query": "The NRC mandates that licensees prepare detailed safety analyses specifically to assess the risk of accidents.", "positive": "Licensees are required to conduct probabilistic risk assessments in accordance with recognized standards to evaluate potential accidents at nuclear power plants.", "negative": "The American Society of Mechanical Engineers is a professional organization that develops technical standards in various engineering fields."}
{"query": "What are the requirements for verifying DSC fuel integrity?", "positive": "SR 3.1.3 Verify that the time limit for completion of DSC transfer is met.", "negative": "The analysis of reactor core performance must be conducted prior to any vessel modifications."}
{"query": "lead test assemblies in nuclear reactors", "positive": "Four (4) GAIA LTAs operated in a Westinghouse 3-loop international reactor starting in 2012, successfully completing four (4) 12-month cycles of leaker-free performance.", "negative": "GAIA lead test assembly (LTA) and reload operating experience is provided in this section."}
{"query": "Cobalt-60 false positive analysis", "positive": "UI Results are considered a false positive due to high peak-width.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "What procedures are in place for reacting to an alarm condition?", "positive": "Alarm Response Procedures (Various) outline the necessary steps that personnel must follow during an alarm condition to ensure safety and compliance with regulations.", "negative": "The Emergency Plan (ECG) defines the processes for communication and action in case of a significant incident but does not address reactions to alarms specifically."}
{"query": "tube inspection requirements", "positive": "The location of each tube plugged [or repaired] during the inspection outage (section 5.6.7.c.4 requires the number of tubes plugged or repaired), and the reason each tube was plugged.", "negative": "This report is only required if sleeving or other repairs are being made. These types of repairs must be approved by the NRC."}
{"query": "What is the activity level of nuclides in pCi/grams?", "positive": "Activity (pCi/grams) is a measure of the radioactivity of a nuclide, indicating the number of decay events per second in a specific mass of material.", "negative": "The Energy (keV) value corresponds to the energy of the emitted radiation from the nuclide during decay."}
{"query": "power range monitor malfunction", "positive": "Crew will enter 1-AOI-4 Nuclear Instrumentation Malfunction, Section 3.4, Power Range Monitor Malfunction, and defeat the failed power range channel.", "negative": "Crew will enter 1-AOI-20 Malfunction of Pressurizer Level Control System, Section 3.4, Loss of Letdown or Letdown Malfunction."}
{"query": "What information is provided about NRC devices not subject to registration?", "positive": "| NRC Device Key | Manufacturer License No | Manufacturer Name | Model Number | Serial #      | Transfer Date | Isotope | Activity | Unit  |\n|----------------|-------------------------|-------------------|--------------|----------------|---------------|---------|----------|-------|\n| 690234         | 3A-105-01               | NITON CORPORATION  | 841S         | U1587LR785     | 06/04/2003    | CD109   | 0.1      | mCi   |", "negative": "The NRC oversees the safe use of nuclear materials to protect public health and safety."}
{"query": "The NRC monitors external surfaces of mechanical components to prevent loss of material and other aging effects.", "positive": "Water Chemistry (B.2.3.19) and One-Time Inspection (B.2.3.19) are part of the Aging Management Program for the valve body made from carbon steel, which is intended to maintain pressure boundaries.", "negative": "Demineralized water is used in some systems to improve operational efficiency and extend service life."}
{"query": "The NRC evaluates environmental impacts related to the subsequent license renewal process for nuclear plants.", "positive": "The FEIS includes the NRC staff\u2019s site-specific evaluation of the environmental impacts of the subsequent license renewal (SLR) for Oconee Station and alternatives to the SLR.", "negative": "In accordance with Title 36 of the Code of Federal Regulations Section 800.8(c), the NRC staff elected to use the National Environmental Policy Act of 1969, as amended, process to comply with its obligations under Section 106 of the National Historic Preservation Act of 1966, as amended."}
{"query": "turbine emergency shutdown procedures", "positive": "IF an emergency condition requires the turbine be brought to rest as quickly as possible, THEN perform the following: NOTE: The following step could require closing MSIVs. Ensure all steam loads to main condenser are isolated.", "negative": "Simultaneously open the following condenser vacuum breaker valves:  \u2022 CNDSR A 38MOV-VB-1  \u2022 CNDSR B 38MOV-VB-2"}
{"query": "NPSH in Containment Spray System", "positive": "NPSH for the Containment spray pumps is evaluated for both the injection and recirculation modes of operation for the design basis accident.", "negative": "The design head of the pumps is sufficient to provide adequate flow at limiting conditions."}
{"query": "What are the characteristics of Nukon low-density fiberglass insulation?", "positive": "A baseline analysis of Nukon includes a size distribution with two categories\u201460 percent small fines, and 40 percent large pieces per NEI 04-07.", "negative": "This guidance provides an approach for determining a size distribution for LDFG using the AJIT data, with conservatism added due to the potentially higher level of destruction from a two-phase jet."}
{"query": "What are the requirements for NPDES permits for nuclear power plants?", "positive": "To operate a nuclear power plant, NRC licensees must comply with the CWA, including associated requirements imposed by EPA or the State, as part of the NPDES permitting system under CWA Section 402.", "negative": "The EPA authorized the State of South Carolina to assume NPDES program responsibility."}
{"query": "The flow and movement of chemicals in the testing tanks should mirror or be conservative relative to conditions expected in the actual plant.", "positive": "Transport of chemicals and debris in testing facility tanks should be representative or conservative with regard to the expected flow and transport in the plant-specific conditions.", "negative": "Wolf Creek is using the separate chemical effects approach to determine the chemical source term. This section is not applicable to the Wolf Creek chemical effects analysis. See Figure 3.0.2-1."}
{"query": "What is energy flow in the context of nuclear thermodynamics?", "positive": "Energy Flow (BTU/sec) refers to the rate at which energy is transferred or converted in a system, measured in British Thermal Units per second.", "negative": "Average Enthalpy (BTU/lbm) indicates the total energy content per unit mass of fluid, which affects the system's thermal efficiency."}
{"query": "The NRC sets forth the need for, and the methods to establish, temperature monitoring within the EOS-HSM to confirm compliance with safety standards during normal and off-normal conditions.", "positive": "The user shall establish in the program, measurement locations in the EOS-HSM that are representative of the EOS-HSM thermal performance and directly correlated to the predicted fuel cladding temperatures, air mass flow rates, and NUHOMS\u00ae EOS System temperature distributions that would occur with the off-normal and accident blockage conditions, as analyzed in the UFSAR.", "negative": "If measurements or other evidence indicate that off-normal or accident temperature limits for fuel cladding have been exceeded, verify that canister confinement is maintained and assess analytically the condition of the fuel."}
{"query": "nondestructive examination of welded joints", "positive": "Various changes were made to Section NN5.5, Nondestructive Examination of Welded Joints, which probably do not warrant further review.", "negative": "The above revisions do not warrant further review."}
{"query": "What is nuclear licensing in the context of NRC regulations?", "positive": "Nuclear licensing is a regulatory process by which the Nuclear Regulatory Commission (NRC) grants permission to operate a nuclear facility, ensuring it meets safety and environmental standards.", "negative": "The Climate Change Impacts in the United States report discusses various environmental changes affecting different regions and sectors, but does not pertain to nuclear licensing processes."}
{"query": "How often are off-hours report-in drills conducted for nuclear facility emergency response?", "positive": "Off-hours report-in drills are conducted biennially and are unannounced.", "negative": "Each NextEra site will conduct communications drills once per calendar year."}
{"query": "What is the minimum cooling time for pressurized water reactor (PWR) fuel with an enrichment of 2.9 to 3.1?", "positive": "2.9 \u2264 E < 3.1               |                              | 4.5                     | 4.6                     | 5.3           | 5.0           | 5.4           | 5.4           |", "negative": "The enrichment levels for uranium-235 in PWR fuel assemblies provide critical data that affects reactor performance and safety.  "}
{"query": "What is the unit of measurement for radioactive isotopes in NRC filings?", "positive": "Activity is measured in units such as millicuries (mCi).", "negative": "The manufacturer name listed for the device is Honeywell International, Inc."}
{"query": "boron flow rates during power reduction", "positive": "Reactivity Briefing Sheet, \"Thumb Rules\" (page 3), lists boron flows and volumes for different reduction rates.", "negative": "Steps 1 and 2 may be performed in any order based on plant conditions."}
{"query": "What is CWA Section 401 certification in the context of nuclear facility licensing?", "positive": "An applicant (in this case, Duke Energy) for a Federal license to conduct activities that may cause a discharge of regulated pollutants into navigable waters of the United States is required by CWA Section 401 to provide the Federal licensing agency (in this case, the NRC) with water quality certification from the certifying authority (in this case, the State of South Carolina).", "negative": "On November 3, 2021, Duke Energy notified the SCDHEC of a wastewater spill that occurred on November 1, 2021."}
{"query": "Critical Heat Flux correlation in nuclear engineering", "positive": "The COBRA-FLX critical heat flux correlation provides an assessment of the critical heat flux under various local conditions, which is crucial for ensuring the safety of boiling water reactors.", "negative": "The results obtained from the grid tests were consistent with previous simulations and demonstrated satisfactory performance across all evaluated parameters."}
{"query": "The RICT Program incorporates probabilistic risk assessment (PRA) as a fundamental part of its analysis and implementation process.", "positive": "Enclosure 2 provides a discussion of the results of peer reviews and self-assessments conducted for the plant-specific PRA models which support the RICT Program, as required by Regulatory Guide (RG) 1.200, Revision 2, Section 4.2.", "negative": "Enclosure 5 provides the plant-specific baseline core damage frequency (CDF) and large early release frequency (LERF) to confirm that the potential risk increases allowed under the RICT Program are acceptable."}
{"query": "What is the significance of Energy measurements in nuclear licensing?", "positive": "Energy (keV) denotes the energy levels observed in the decay of certain isotopes, which is crucial for analyzing the safety and technical compliance of nuclear facilities.", "negative": "The values shown in the table indicate statistical measurements, boolean, and categorical data necessary for understanding overall plant operations."}
{"query": "What does PSI refer to in pressurized nuclear reactor safety assessments?", "positive": "PSI-only examinations, as compared to the proposed alternative of PSI + 10 + 20 + 30 + 60, would involve a much more adverse effect on risk-informed principles, particularly since PSI-only examinations would remove any future condition monitoring needed for risk-informed decision making.", "negative": "The NRC staff calculated a large percent error when using the procedure described in the EPRI report."}
{"query": "The effectiveness of the Structures Monitoring Program is critical to ensuring that age-related degradation of structures is addressed during extended operations.", "positive": "In 2022, a program effectiveness review was performed for Structures Monitoring Program described in FSAR Section 0.1.33 in support of preparing the BFN Subsequent License Renewal Application. The purpose of the program effectiveness review was to verify that the intent of the existing aging management program activities to identify and correct, as warranted, age-related degradation of structures and structural components within the scope of the License Renewal, is being effectively implemented in the initial license renewal period of extended operation.", "negative": "Revise implementing procedures to ensure there are no indications of excessive loss of material due to corrosion or wear and no debris or dirt that could restrict or prevent sliding of the surfaces as required by design."}
{"query": "What is the significance of energy peaks in radiation measurement?", "positive": "Each peak corresponds to a specific energy level and provides insight into the radioactivity of the sample being analyzed.", "negative": "The facility is equipped with multiple safety systems to prevent any radiation exposure during normal operations."}
{"query": "assembly average burnup limits", "positive": "The table provides the minimum cooling time in years based on the average enrichment of the fuel assemblies, specifically detailing the average burnup limits for both 59 GWd/MTU and 60 GWd/MTU classifications.", "negative": "The regulatory review process involves multiple stages where documents are assessed, and feedback is provided through various channels."}
{"query": "The regulatory framework mandates that nuclear facilities must maintain strict compliance with licensing requirements to ensure operational safety.", "positive": "The licensing process involves comprehensive evaluations of safety systems and operational procedures to guarantee the protection of public health and the environment.", "negative": "Nuclear power plants generate electricity through the process of nuclear fission, which involves splitting atoms to release energy."}
{"query": "The NRC mandates that licensed individuals perform analysis on contamination or leak test samples.", "positive": "Analysis of leak test samples and/or contamination shall be performed by persons specifically licensed by the U.S. Nuclear Regulatory Commission or an Agreement State to perform such services.", "negative": "Each portable nuclear gauge shall have a lock or outer locked container designed to prevent unauthorized or accidental removal of the sealed source from its shielded position."}
{"query": "radiological emergency preparedness", "positive": "Other systems determined to support components of Radiological Emergency Preparedness Alert and Notification plans may be used as supplemental/additional means of alert and notification, in conjunction with primary and backup ANS, if the responsible Offsite Response Organization (ORO) determines they are capable of providing adequate alert or notification to the public for the full range of hazards in their community.", "negative": "Messages provided to the stations will include the identity of the affected utility, references to radiological emergency information, such as brochures and websites, for members of the public to use, and a warning to either stay tuned for additional information or additional stations to tune into for more information regarding the emergency."}
{"query": "What are the requirements for using high-strength reinforcement in nuclear plant design?", "positive": "Consistent with RG 1.142 Rev. 3, high-strength reinforcement (yield strength greater than 60,000 ksi) should not be used in design, unless otherwise justified. If high-strength reinforcement is used, applicants should demonstrate their adequacy for specific use in the design by testing, analysis, or performance evaluation.", "negative": "The provisions of Section G2.1 assume monotonically increasing loads. If a flexural member is subjected to load reversals causing cyclic yielding over large portions of a web, such as may occur during a major earthquake, special design considerations may apply (Popov, 1980)."}
{"query": "Class 1E electrical equipment in nuclear reactors", "positive": "SR 3.7.20.1 Verify each Class 1E electrical equipment A/C train actuates on an actual or simulated actuation signal.", "negative": "C. Two Class 1E electrical equipment A/C trains inoperable."}
{"query": "What is the significance of ITAAC notifications in nuclear regulatory processes?", "positive": "The ITAAC NOTIFICATION provides notification of the status of the ITAAC, including whether it has been satisfied or not.", "negative": "The NRC construction inspection reports are essential for verifying compliance with construction standards."}
{"query": "What are the allowable occurrences for boron injection in the reactors?", "positive": "Boron Injection 25 32", "negative": "High Head Safety Injection 17 17"}
{"query": "The NRC's review process ensures that licensees maintain adequate emergency preparedness plans.", "positive": "The acceptance of the license amendment request for the Perry Nuclear Power Plant involves a thorough review of the Emergency Plan as mandated by regulatory requirements.", "negative": "The email discusses the technical requirements for the maintenance of nuclear reactor components without mentioning any safety plans."}
{"query": "What is the significance of the Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) provides the necessary information to demonstrate that a facility will be designed and operated in a manner that provides reasonable assurance of the protection of public health and safety.", "negative": "Licensees must complete the operational readiness assessments before commencing the installation of new systems."}
{"query": "DNPS has three production wells that provide water for various systems at the facility, including cooling and sanitary needs.", "positive": "The two primary water supply wells are approximately 1,500 feet deep (EGC 2021b). The two wells tap the Cambrian-Ordovician aquifer (AEC 1973).", "negative": "A summary of monthly surface water withdrawals reported by DNPS between 2018 and 2022 is included as Table 3.6-3b."}
{"query": "The NRC mandates that the external radiation monitoring program must utilize personnel monitoring devices to assess worker safety during operations.", "positive": "The external radiation monitoring program will ensure the safety of workers and the public. This program is discussed in Section 9.6.1 of the COP. As part of the external radiation monitoring program all personnel will be issued personal monitoring devices such as TLDs for at least the first year of operations. The badges will be analyzed on at least a quarterly basis by a vendor and the results will be reported to the NRC.", "negative": "The samples will be analyzed for dissolved and suspended natural uranium, total and soluble radium-226, thorium-230, polonium-210, and lead-210."}
{"query": "The proposed modifications do not influence the established safety margins or regulatory limits as specified in the Updated Final Safety Analysis Report.", "positive": "The proposed change revises the inspection frequencies for SG tube inspections and associated reporting requirements. The proposed change does not change any of the controlling values of parameters used to avoid exceeding regulatory or licensing limits, or any controlling value for a parameter established in the Updated Final Safety Analysis Report or the license.", "negative": "In conclusion, based on the considerations discussed above, (1) there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, (2) such activities will be conducted in compliance with the Commission's regulations, and (3) the issuance of the amendment will not be inimical to the common defense and security or to the health and safety of the public."}
{"query": "DCPP Internal Coatings Aging Management Program", "positive": "The new DCPP Internal Coatings/Linings for In-Scope Piping, Piping Components, Heat Exchangers, and Tanks AMP will be informed and enhanced through the systematic and ongoing review of both plant-specific and industry OE, including research and development, such that the effectiveness of the AMP will be periodically evaluated.", "negative": "AMP effectiveness will be assessed at least every five years per NEI 14-12."}
{"query": "minimum detectable concentration", "positive": "The Minimum Detectable Concentration (MDC) is a statistical measure that defines the lowest concentration level that can be reliably quantified in a sample analysis.", "negative": "The report includes various client samples with specific IDs to ensure accurate tracking and auditing of analytical results."}
{"query": "The NRC's regulations govern the approval process for equipment used in nuclear facilities.", "positive": "The NRC requires that any component installed in a nuclear reactor must meet rigorous safety and performance standards to ensure operational integrity and public safety.", "negative": "The vendor's part numbers include various designations for each component, denoting their specific applications and compliance requirements."}
{"query": "Reactor Water Cleanup System", "positive": "Section 5.4.8 \u2018Reactor Water Cleanup System (BWR),\u2019 Revision 3 describes the operational requirements and interdependencies of the systems involved in the effective cleaning and maintenance of reactor water quality.", "negative": "The audit will be conducted remotely as a virtual audit over several weeks using internet access as described in Section 6.0 with several days scheduled for questions and discussion."}
{"query": "What is an emergency planning zone for nuclear facilities?", "positive": "The Plume Exposure Pathway Emergency Planning Zone is an area established to ensure that measures are in place to protect the public from potential radiological releases in the event of an incident at a nuclear facility.", "negative": "The Site Vicinity Geologic Map provides an overview of geological features and seismic activity within a 25-mile radius of the nuclear power plant, crucial for assessing site safety."}
{"query": "What is a Class 1E safety-related bus in nuclear plants?", "positive": "The 500-13-kV station power transformers (3SPT and 4SPT) feeds the 13.4-kV station power transformers (13/14/23/24 SPTs) associated with the Class 1E safety related vital buses.", "negative": "The Salem offsite Alternating Current (AC) power supply for station startup, normal operation, and safe shutdown is supplied from the PJM Regional Transmission Organization transmission network."}
{"query": "What are the NDE requirements for head forging material in nuclear components?", "positive": "Visual Testing (VT), Magnetic particle testing (MT), Ultrasonic testing (UT) by forging vendor IAW SA-508 to meet ASME Code, Section III acceptance criteria and Perform UT to NB 2542 and Section V Article 5, and MT or Liquid penetrant testing (PT) all external/internal surfaces IAW Section V Article 6 or 7 and NB 2545 or NB 2546.", "negative": "Head repair locations > 3/8 inch deep have been documented and RT after repair and heat treatment occurs after repair."}
{"query": "What are the requirements for the analysis of uranium samples at a decommissioned site?", "positive": "Groundwater and surface water samples will be collected semi-annually and analyzed for total/isotopic uranium using ASTM Method D3972-90M (alpha spectrometry):", "negative": "The licensee is hereby granted an exemption from the NRC's decommissioning timelines rule in 10 CFR 40.42(h)(1)."}
{"query": "The NRC evaluates the technical adequacy of PRA models for assessing risks associated with nuclear facilities.", "positive": "Topical Report NEI 06-09, Revision 0-A, as clarified by the NRC final safety evaluation of this report [2], defines the technical attributes of a PRA model and its associated Configuration Risk Management Program (CRMP) tool, presently referred to as the Real Time Risk (RTR) tool, required to implement this risk-informed application.", "negative": "Section 2 outlines requirements related to the scope of the Fermi 2 PRA Models."}
{"query": "What is the purpose of refueling water storage tanks in nuclear reactors?", "positive": "Tank (Refueling Water Storage Tanks)    | Pressure Boundary      | Stainless Steel                      | Treated Borated Water (Int)        | Loss of Material                  | Aboveground Metallic Tanks (B.2.3.16)                           | V.D1.E-404      | 3.2-1, 070  | B     |", "negative": "Tank (Accumulator Tanks)                | Pressure Boundary      | Carbon Steel with Stainless Steel Cladding | Treated Borated Water (Int)        | Loss of Material                  | Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19)  | V.A.EP-41       | 3.2-1, 022  | A     |"}
{"query": "nuclear reactor safety licensing process", "positive": "The licensing process for nuclear reactors involves multiple stages, including construction permits, operating licenses, and periodic renewals, which ensure that facilities meet rigorous safety standards defined by regulatory bodies.", "negative": "The Illinois River at Morris is monitored for various water quality parameters, providing critical data for understanding the ecosystem dynamics and health of aquatic life."}
{"query": "The NRC mandates that licensees submit detailed assessments of safety implications for any changes to reactor designs.", "positive": "The regulatory framework requires licensees to perform comprehensive evaluations of the safety and environmental impacts associated with proposed modifications to their facilities.", "negative": "Each figure in the report illustrates historical changes made to the submission guidelines over the years."}
{"query": "redundant electrical power distribution systems", "positive": "In addition, tie breakers between redundant safety related AC, vital DC, and AC vital bus power distribution subsystems, if they exist, must be open.", "negative": "Electrical power distribution subsystem requirements for MODES 5 and 6 are covered in the Bases for LCO 3.8.10, \u201cDistribution Systems - Shutdown.\u201d"}
{"query": "nuclear power plant licensing process", "positive": "The nuclear power plant licensing process involves a series of steps that include pre-application, application review, and the issuance of a license after the comprehensive assessment of safety and environmental impacts.", "negative": "In a boiling water reactor, the steam is generated directly in the reactor core and used to drive turbines, which convert thermal energy into mechanical energy."}
{"query": "uranium concentration in groundwater", "positive": "Uranium - 2 to MCL of 30 \u00b5g/L (January 2019)", "negative": "Monitoring well W-39 is screened within the upper and lower surficial aquifer."}
{"query": "What is the role of RPS signals in reactor safety?", "positive": "RPS Modeling: The GGNS PRA MOR Rev. 4b models five RPS signals (TS functions) under an AND gate for each channel (A, B, C, and D). These signals include Turbine control/stop, High reactor vessel pressure, low RVWL, High RVWL, and SDV level.", "negative": "For functions addressing a single channel per ECCS subsystem (train), the success criterion is written in terms of the specific instrument channel and subsystem. With the single channel inoperable, a loss of function as defined by T.S. 3.0.3 does not exist given redundancy and diversity afforded by RCIC, HPCS, LPCS, LPCI A/B/C, ADS and their related instrumentation."}
{"query": "pressurizer shell welds stress analysis", "positive": "The stress sensitivity study performed in Section 8.3.4.3.2 (Table 8-17) demonstrates that, for an inspection scenario of PSI followed by ISI at 20, 40, and 60 years, a stress multiplier of (at least) 1.8 can be applied to the pressurizer shell welds to account for geometric differences, and the components would still meet the failure acceptance criterion.", "negative": "The operating transients and associated cycles evaluated in this report are summarized in Tables 5-6 through 5-11 and are typical of historical PWR operations, although they can vary depending on the design type as well as within each design type."}
{"query": "borated water sources", "positive": "3.1.2.6 As a minimum, the following borated water source(s) shall be OPERABLE as required by Specifications 3.1.2.1 and 3.1.2.2: a. A boric acid storage system with: 1. A contained volume of borated water in accordance with figure 3.1-2, 2. A Boron concentration in accordance with Figure 3.1-2, and 3. A minimum solution temperature of 63\u00b0F.", "negative": "With the refueling water storage tank inoperable, restore the tank to OPERABLE status within one hour or be in at least HOT STANDBY within the next 6 hours and in COLD SHUTDOWN within the following 30 hours."}
{"query": "The application does not include any updates that would qualify as a Newly Developed Method according to the guidelines set by the relevant regulatory frameworks.", "positive": "Furthermore, this application contains no changes to each site\u2019s Probabilistic Risk Analysis (PRA) models that would be considered a Newly Developed Method (NDM), in accordance with the Pressurized Water Reactor Owners Group (PWROG), PWROG-19027-NP, Revision 2, \u201cNewly Developed Method Requirement and Peer Review,\u201d (Reference 1) as endorsed in Regulatory Guide 1.200, Revision 3, \u201cAcceptability of Probabilistic Risk Assessment Results for Risk-Informed Activities,\u201d (Reference 2).", "negative": "I declare under penalty of perjury that the foregoing is true and correct."}
{"query": "What are the operational parameters of glycol chilling machines in nuclear refrigeration systems?", "positive": "Glycol Chilling Machines - 4 dual packages and 2 stand-alone (25 ton each) installed - Refrigeration capacity per chiller (half pkg), nominal  25 tons\u00b9 - Total plant capacity, nominal, 10 x 25  250 tons\u00b9 - Glycol design flow per evaporator, normal  ~127 gpm", "negative": "The Glycol exit temperature must be maintained below the maximum threshold to ensure system efficiency."}
{"query": "steam generator inspection requirements", "positive": "Discuss trending of tube degradation over the inspection interval and provide comparison of the prior operational assessment degradation projections to the as-found condition.", "negative": "The number and percentage of tubes plugged to date, and the effective plugging percentage in each steam generator."}
{"query": "licensing basis for ECCS", "positive": "This determination is based on the fact that this exemption request is from requirements under 10 CFR 50 with respect to the installation or use of a facility component located within the restricted area, as defined in 10 CFR 20, specifically to authorize a change to the licensing basis for ECCS as it relates to acceptable containment sump performance in the recirculation mode following a postulated LOCA.", "negative": "The evaluation concludes that the ECCS and CSS will serve their safety functions with a high probability following a LOCA."}
{"query": "environmental impacts associated with reactor accidents", "positive": "In their second and third contentions, Petitioners assert that Duke's ER is deficient because it fails to (1) discuss purported new and significant environmental impacts associated with reactor accidents at ONS that could be caused by the failure of the nearby Jocassee Dam; and (2) properly assess new and significant information affecting Duke's SAMA analysis intended to mitigate the effects of such an event.", "negative": "By memorandum dated September 29, 2021, the Secretary of the Commission referred Petitioners\u2019 hearing request to the Chief Administrative Judge, who, in turn, on October 4, 2021, assigned the intervention petition to this Licensing Board to rule on standing and contention admissibility/waiver matters and preside at any hearing."}
{"query": "In the context of Aging Management Programs, the effects of corrosion on copper alloy piping should be evaluated under specific conditions.", "positive": "Loss of material due to general, pitting, crevice corrosion, MIC (soil only)", "negative": "Not Applicable. There are no aluminum piping or piping components or tanks exposed to air with borated water leakage in the Engineered Safety Features systems."}
{"query": "draft Safety Evaluation (SE) finalization timeline", "positive": "Do we need the 75 days to finalize the draft SE, or could we shave that down? If so, what makes sense for our number of days to finalize the draft SE?", "negative": "Here are some slides on schedule that I might talk from for the Framatome drop-in tomorrow."}
{"query": "What is the significance of evaluating human factors in nuclear reactor safety?", "positive": "Human factors evaluation is an essential part of ensuring the safety of nuclear reactors, focusing on human behavior, performance, and the interactions between people and systems to minimize errors and enhance efficiency.", "negative": "The maintenance schedule for the reactor pumps must comply with operational guidelines to ensure efficient function."}
{"query": "What is the significance of the pathways in reactor safety analysis?", "positive": "Pathways represent a sequence of events that lead to potential core damage and are critical in the safety analysis of nuclear reactors, as they help identify points where safety systems may need to intervene.", "negative": "The regulatory framework established by the NRC mandates adherence to strict safety standards to ensure public health and safety."}
{"query": "nuclide minimum detectable activity", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (\u00b5Ci/grams) | Nuclide MDA (\u00b5Ci/grams) | Line MDA (\u00b5Ci/grams) |\n|---------------|---------------|-----------|------------------------|---------------------------|-----------------------|\n| K-40          | 1460.75       | 10.67     | 5.47E+00               | 9.32E-01                  | 9.32E-01              |", "negative": "**Peak Locate From Channel:** 100  \n**Peak Locate To Channel:** 4096  \n\n| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Nuclide  |\n|----------|--------------|------------------|---------------|-------------|-----------|----------|\n| F        | 583.69       | 2.97343E-02     | 15.64         |             | Tol       |          |"}
{"query": "What is the core reflood rate during a LOCA?", "positive": "The regulation at 10 CFR 50.46(b) does not include criteria for calculated ECCS cooling performance pertaining to the core reflood rate following postulated LOCAs.", "negative": "Evaluating ECCS cooling performance are not conservative."}
{"query": "ASME Boiler & Pressure Vessel Code for nuclear components", "positive": "ASME Boiler & Pressure Vessel Code, Section III, Rules for Construction of Nuclear Facility Components (See 10 CFR 50.55a, \u201cCodes and standards\u201d)", "negative": "Regulatory Guide (RG) 1.136, Revision 4, \u201cDesign Limits, Loading Combinations, Materials, Construction, and Testing of Concrete Containments\u201d (ML20301A167)"}
{"query": "The application for renewing the operating license of Clinton Power Station, Unit 1, requires detailed documentation of safety audits.", "positive": "The purpose of this letter is to provide Supplement No. 3 to the LRA for CPS. Supplement No. 3 includes three changes to the LRA which provide additional information and clarification to address NRC Safety Review Audit information needs and minor changes identified by CEG.", "negative": "Concerning plant operational safety, thorough evaluations are conducted periodically to assess performance and compliance with regulations."}
{"query": "risk-informed completion times", "positive": "The TSTF-505, Revision 2, establishes a framework for implementing risk-informed extended completion times in operations of nuclear facilities, allowing more flexibility while maintaining safety standards.", "negative": "The document states that the license amendment request is necessary to assure compliance with the regulatory requirements set forth by the NRC."}
{"query": "What do the bracketed values in the inspection procedures represent?", "positive": "The Technical Specification limits, if different than the acceptance criteria, are shown in brackets [ ].", "negative": "The BOPCO is performing STP I-1A, Routine Shift Checks Required by Licenses."}
{"query": "The NRC mandates comprehensive assessments for aging management of components like insulated stainless steel piping.", "positive": "Loss of material due to pitting, crevice corrosion", "negative": "AMP XI.M29, \u201cOutdoor and Large Atmospheric Metallic Storage Tanks,\u201d AMP XI.M32, \u201cOne Time Inspection,\u201d AMP XI.M36, \u201cExternal Surfaces Monitoring of Mechanical Components,\u201d or AMP XI.M42, \u201cInternal Coatings/ Linings for In- Scope Piping, Piping Components, Heat Exchangers, and Tanks\u201d"}
{"query": "nuclear power plant licensing requirements", "positive": "The licensing process for nuclear power plants involves multiple steps, including the submission of safety analyses and environmental impact assessments to ensure compliance with regulatory standards set by the NRC.", "negative": "The cooling system must maintain an adequate temperature differential to ensure operational efficiency, while the control room staff must be trained in emergency response protocols."}
{"query": "What are the potential impacts on aquatic resources from non-cooling system activities?", "positive": "In the 2013 GEIS, NRC evaluated potential impacts on aquatic resources from causes other than the cooling system. These impacts include: 1. Direct disturbance of aquatic habitats within the project area 2. Sedimentation of nearby aquatic habitats as a consequence of soil erosion 3. Changes in water quantity or quality (e.g., due to grading that affects surface water runoff patterns or discharges of water into aquatic habitats) 4. Releases of chemical contaminants into nearby aquatic systems", "negative": "BFN also monitors surface water quality and possible releases of contaminants in accordance with its NPDES permit (ADEM 2018). Compliance with the current NPDES and stormwater regulatory requirements and permit conditions and implementation of the SWPPP, BMPs, and the Integrated Pollution Prevention Plan will ensure impacts on surface waters and aquatic resources from biocides, minor chemical spills, and other operational activities are minimal."}
{"query": "What is the significance of nuclide activity in regulatory filings?", "positive": "The table lists various nuclides along with their weighted mean activity, such as K-40 with a measured activity of 6.44E-01 pCi/grams, which is crucial for understanding their behavior and safety implications in a nuclear context.", "negative": "Errors quoted at 2.000 sigma indicate the uncertainty margins in the measurements, which are relevant for statistical analysis but do not pertain directly to the understanding of specific nuclides or their activities."}
{"query": "The regulatory framework requires a definitive analysis of cold leg pump discharge scenarios to ensure safety during small break loss of coolant accidents.", "positive": "Table 4-1 summarizes the results of the cold leg pump discharge break spectrum analysis, crucial for understanding potential safety impacts in the event of a small break LOCA.", "negative": "The turbine generator system is designed to convert thermal energy into electrical energy, playing a critical role in the plant's overall performance."}
{"query": "What is the procedure for managing reactivity changes during shift changes?", "positive": "The station policy for reactivity changes is in OP-AA-300, REACTIVITY MANAGEMENT, as follows: \"Step 4.8.9. ... Operators who are in the process of reactivity manipulations are focused on the task and not involved with concurrent activities that would cause a distraction.\"", "negative": "Reactor power is 2957 MWth and slowly RISING, due to Xenon decay."}
{"query": "The NRC's guidelines suggest that the use of real plant simulations for training must adhere to strict limitations and should prioritize safety measures.", "positive": "However, it is not the NRC\u2019s intention to allow initiation of transients on the actual plant for these purposes.", "negative": "Public comments are currently being accepted via: [Regulations.gov Docket NRC-2019-0062](https://www.regulations.gov/docket/NRC-2019-0062)"}
{"query": "highest logged reading in radiation monitoring", "positive": "The highest logged reading (cpm) was recorded to be 4838 in scan area 31.", "negative": "Investigation samples reveal no anomalies detected during the monitoring period."}
{"query": "How does the COBRA-FLX simulation contribute to critical heat flux safety assessments?", "positive": "COBRA-FLX provides a correlation for predicting the critical heat flux in nuclear reactor systems under varying conditions, enhancing safety analysis and reactor design reliability.", "negative": "In the comprehensive analysis of fuel performance, the thermal conductivity of the reactor materials was thoroughly evaluated for its impact on overall efficiency."}
{"query": "concrete aging management program", "positive": "The Structures Monitoring program (B.2.1.33) will be used to manage cracking due to expansion and reaction with aggregates in areas of reinforced concrete for Group 6 structures.", "negative": "Based on a sample of available concrete drawings for scoped structures, the concrete mix designs provide for low permeability by incorporating fly ash and water reducing agents."}
{"query": "What is the significance of previously disturbed acreage in regulatory filings?", "positive": "Previously disturbed acreage may not include all areas disturbed for plant construction.", "negative": "The Security Fence Installation Project has been scheduled for completion by the end of the fiscal year."}
{"query": "The report summarizes the activity and yield data for various nuclides present in the sample.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|-------------------------|---------------------|\n| K-40          | 1460.75     | 10.67     | 3.42E+00              | 8.54E-01                | 8.54E-01            |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The failure rates for the Columbia Reactor Protection System are determined based on historical data from the 1984-1995 period, emphasizing the importance of accurate modeling in regulatory assessments.", "positive": "In table A5-1, \"RICT Program PRA Implementation Items,\" of attachment 5 to the LAR, the entry regarding reactor protection system (RPS) modeling states that the Columbia RPS failure probability is based on NUREG/CR-5500, \"Reliability Study: General Electric Reactor Protection System, 1984-1995,\" Volume 3, dated May 1999 (Reference 14), by using a single point estimate event for each RPS sub-system (channel), and the simplified Columbia RPS model generates the exact base probability of NUREG/CR-5500.", "negative": "The NRC staff notes that section 5 of NUREG/CR-5500 states that the failure probabilities used were based on U.S. General Electric commercial data from 1984 through 1995, and that the 2009 American Society of Mechanical Engineers/American Nuclear Society (ASME/ANS) PRA standard supporting requirement DA-C1 lists NUREGs that contain failure data from recognized sources."}
{"query": "average background radiation levels", "positive": "The average background radiation level recorded was 4091 cpm, which serves as a reference for measuring other radiation levels in the vicinity.", "negative": "The scan logged results for detector ID 215123 varied from 4773 to 5645 cpm in different locations, indicating fluctuations in radiation detection."}
{"query": "What is a reactor coolant system?", "positive": "The reactor coolant system is designed to transfer heat from the reactor core to the steam generators, where water is turned into steam to drive the turbine generators.", "negative": "Safety systems are essential components of a nuclear power plant, designed to protect both the facility and the public in the event of an incident."}
{"query": "What is the significance of storage volume in nuclear facility assessments?", "positive": "The storage volume of the North Anna Reservoir is measured in acre-feet and indicates the available water capacity that can be utilized for cooling and other operational needs of the facility.", "negative": "Water from the North Anna Reservoir is used for various recreational activities, such as fishing and boating, which are regulated by local authorities to ensure safety and environmental protection."}
{"query": "What is the required flow rate for the RCIC system?", "positive": "Verify RCIC flow increases to 400 gpm.", "negative": "Adjusts the Flow Controller and/or the CCST TEST BYP VLV to achieve the following:"}
{"query": "sampling frequency reduction for groundwater monitoring", "positive": "By letter dated August 25, 2023, the United States Department of Energy (DOE) \u2013 Office of Legacy Management (LM) submitted a notification of sampling frequency reduction for groundwater monitoring wells at the DOE-LM Bluewater site.", "negative": "In 2011, the Nuclear Regulatory Commission (NRC) concurred with the Work Plan."}
{"query": "Practical Quantitation Limit in radioactive analysis", "positive": "PQL         | Practical Quantitation Limit", "negative": "A distinct set of samples analyzed at a specific time"}
{"query": "The NRC emphasizes the importance of comprehensive safety analysis reports in ensuring regulatory compliance for nuclear facilities.", "positive": "FSAR stands for Final Safety Analysis Report, which provides a detailed analysis of the safety aspects of a nuclear facility and is a crucial part of the licensing process.", "negative": "The Code of Federal Regulations outlines various environmental standards that affect multiple industries, not limited to nuclear energy."}
{"query": "What is the effect of temperature on the 27N-2749 Relay with Harmonic Filter Unit?", "positive": "Based on similar conversations, it was understood by H. Ashford that the deviation in the relay output point of the 27N Relay (from the calibrated point) is linear over the operating temperature range of -55C to 85C.", "negative": "Mr. Cliff Downs informed us that this inverse relationship between pickup or dropout voltage and operating temperature is more because of the presence of the Harmonic Filter that is in the 27N Relays."}
{"query": "transportable storage canister", "positive": "The TRANSPORTABLE STORAGE CANISTER (TSC) is a container consisting of a basket in a weldment composed of a cylindrical shell welded to a baseplate, a closure lid, a closure ring, and redundant port covers at the vent and the drain ports. The TSC provides the confinement boundary for the radioactive material contained in the TSC cavity.", "negative": "TRANSPORT OPERATIONS include all licensed activities performed on a loaded MAGNASTOR STORAGE CASK when it is being moved to and from its designated location on the ISFSI."}
{"query": "What is the thermal power output of a nuclear reactor?", "positive": "\u2022 The thermal power generated by one unit (may be the total of several modules)", "negative": "Safety-related structures would be founded on rock with no liquefaction potential, or on soil with a factor of safety against liquefaction equal to or greater than 1.1 (Reference 2), at the SSE ground motion."}
{"query": "what is EFPY in nuclear regulatory filings", "positive": "The operating periods used in the growth rate/EFPY calculations and voltage projections are as follows: Cycle 24: 501.45 EFPD and 1.373 EFPY (actual); Cycle 25: 525.00 EFPD and 1.437 EFPY (assumed).", "negative": "For conservatism, a growth rate curve which bounded the growth rates of the past three cycles was used (Figure 3-5, Figure 3-6 and Figure 3-7)."}
{"query": "What are the units used for measuring Lead 210 in this report?", "positive": "**EICHROM OTW01**  **Units:** pCi/L", "negative": "| WG579419    | LCSW           | 09/24/24  | PCN273716 | 20           | 16       | 0.55  | 0.1  | 80    | 43    | 148  | N1   |       |       |         |       |      |"}
{"query": "The analysis of peaks typically involves the identification of various nuclides based on their energy levels, which is critical in radiological assessments.", "positive": "Errors quoted at 2.000\u03c3igma.", "negative": "The Nuclide Library Used: C:\\Canberra\\Apex\\Root\\Dairyland_NPPLibrary\\HOTALAB.NLB"}
{"query": "What is the role of the safety officer in a nuclear facility?", "positive": "The Title: CURRENT SAFETY OFFICER indicates the individual responsible for implementing and monitoring safety protocols at the Big Stone Plant.", "negative": "The Business E-mail Address: J.HUMBURG@OTPCO.COM provides a means of communication for the licensee's inquiries and correspondence."}
{"query": "What is the function of the Intermediate Air Cooling system in sodium-cooled reactors?", "positive": "The Intermediate Air Cooling (IAC) transfers heat to the atmosphere (the final heat sink) from the Sodium-Air Heat Exchangers (AHXs). Forced flow heat removal via IAC serves as the normal shutdown cooling system for outages. There are two trains, one for each primary heat exchanger. The IAC can also operate in a passive flow mode. Simple operation of a fail-open electromagnetic damper initiates passive cooling.", "negative": "The reactor core is designed with a negative temperature and power coefficient that is strong enough such that the reactor can accommodate anticipated transients without scram for events such as loss of primary flow, or loss of heat sink."}
{"query": "frazil ice formation", "positive": "Based on the record of air and water temperatures, it is very unlikely that surface or frazil ice formation would occur in the Savannah River in the vicinity of the proposed VEGP Units 3 and 4 river intake location.", "negative": "There are no recorded ice jam events in the lower reach of the Savannah River based on a search of the Ice Jam Database of the US Army Corps of Engineers."}
{"query": "What is the purpose of a 500 ml Marinelli sample in gamma spectrum analysis?", "positive": "**Sample Type:** 500 ml Marinelli", "negative": "- **Operator:** Administrator"}
{"query": "groundwater monitoring in nuclear facilities", "positive": "Groundwater monitoring is essential in nuclear facilities to ensure the containment of radioactive materials and protect the environmental integrity of the surrounding areas.", "negative": "The sonic drilling method utilized in this project is effective for obtaining continuous soil samples at various depths."}
{"query": "What is RHR Service Water and why is it categorized as RISC-3?", "positive": "RHR Service Water categorized as RISC-3 using the 50.69 program", "negative": "Overall savings ~ $1M considering materials, labor, QA/QC, etc."}
{"query": "What is MAGNASTOR\u00ae in the context of nuclear waste management?", "positive": "MAGNASTOR\u00ae is a dry storage system designed for spent nuclear fuel, providing a safe and secure method for storing high-level radioactive waste on-site at nuclear facilities.", "negative": "The NRC's regulations require all nuclear power plants to maintain emergency response plans to ensure public safety in the event of an incident."}
{"query": "PZR level management actions", "positive": "5. ENSURE PZR Level returning to program: - MAINTAIN Regen HX letdown temp less than 380\u00b0F.", "negative": "Ledtdown is in service."}
{"query": "What are the nuclides identified in a nuclear assessment?", "positive": "The identified nuclides include K-40 with a confidence of 1.00, CS-137 with a confidence of 0.99, PB-212 with a confidence of 0.56, and BI-214 with a confidence of 0.34.", "negative": "The NRC regulates various aspects of nuclear safety to ensure compliance with federal standards."}
{"query": "What are the requirements for vacuum breakers in nuclear reactor containment?", "positive": "With one or more vacuum breakers not closed, the leak tight primary containment boundary may be threatened. Therefore, the inoperable vacuum breakers must be restored to OPERABLE status (i.e., closed) within 72 hours.", "negative": "The 72 hour Completion Time takes into account the redundancy capability afforded by the remaining breakers, the fact that the OPERABLE breaker in each of the lines is closed, and the low probability of an event occurring that would require the vacuum breakers to be OPERABLE during this period."}
{"query": "The NRC assesses the safety margins of reactor operations during normal and transient conditions.", "positive": "The calculated maximum fuel element cladding temperature is a critical safety standard that the NRC employs to evaluate the safe operation of nuclear reactors under both steady-state and accident conditions.", "negative": "The document outlines the schedule for public comment periods associated with various rulemaking petitions submitted throughout the years."}
{"query": "What is the Procedure Change Request Process in nuclear regulatory filings?", "positive": "Any individual may request a revision to an existing procedure or request development of a new procedure. A change request, if initiated, will be entered in Maximo as a Condition Report (CR), along with a minimal set of attributes which uniquely identify the request.", "negative": "The monthly safety drills are conducted to ensure that all staff are familiar with emergency protocols and can respond effectively in the event of an incident."}
{"query": "The NRC mandates comprehensive assessments of potential environmental impacts associated with reactor operations.", "positive": "The NRC requires that all applications for nuclear reactor licenses include detailed analyses of environmental considerations which may impact the surrounding community and ecosystems.", "negative": "Regular updates on energy consumption trends reveal a significant shift towards renewable energy sources over the past decade."}
{"query": "The NRC mandates that licensees assess any potential degradation in component functionality due to aging effects during the period of extended operation.", "positive": "The acceptance criteria for the Selective Leaching Inspection is no unacceptable loss of material due to selective leaching that could result in a loss of the component intended function(s) as determined by engineering evaluation.", "negative": "Preventive Actions \u2013 No actions are taken as part of the Service Water Piping Corrosion Program to prevent aging effects or to mitigate aging degradation."}
{"query": "Operational parameters can significantly impact safety assessments in nuclear facilities.", "positive": "Containment pressure rose to 5.1 psig and then unexpectedly lowered to 0.9 psig prior to CTS pump start.", "negative": "Wind direction from 300\u00b0 at 35 mph gusting to 50 mph."}
{"query": "cost estimation methods in nuclear projects", "positive": "The ratio or factor method is used when historical building and component data are available from similar work. Scaling relationships of existing component costs are used to predict the cost of similar new work. This method is also known as \u201cequipment-factor\u201d estimating. The method does not account for any economies of scale or the location or timing of the work.", "negative": "Numerous cost elements may affect an LOE estimate. For example, using the LOE method to estimate the costs for installing a new pump may raise questions about the impacts of radiological contamination or security issues and related productivity adjustments."}
{"query": "The inspection included the assessment of high pressure injection systems as part of regulatory compliance activities.", "positive": "The inspectors verified licensee performance indicators submittals listed below: MS07: High Pressure Injection Systems (IP Section 02.06) (1 Sample) Unit 2 (October 1, 2023, through September 30, 2024)", "negative": "The calibration and testing of the following radiation detection instruments included the Canberra, Argos 5AB, EnRad # 12905 and 12906."}
{"query": "emergency preparedness audit report", "positive": "Emergency Preparedness Audit Report for Byron includes a comprehensive evaluation of the off-site emergency plan and its effectiveness in alerting the public during emergencies.", "negative": "NRC Performance Indicator Data provides metrics on various operational aspects of nuclear facilities, including barrier integrity and reactor coolant system leakage."}
{"query": "The testing conditions of the FRF-1 experiment were described as being the most accurate representation of a loss-of-coolant accident to that point in time.", "positive": "The relevance of these results derives from the fact that the test \u2018was conducted under the most realistic loss-of-coolant accident conditions of any experiment to date.\u2019", "negative": "It is noteworthy that 'ORNL Nuclear Safety Research and Development Program Bimonthly Report for March-April 1971,' states that '[t]he transient test program [for Zircaloy-clad fuel rod clusters in the TREAT facility] is presently inactive because funding is not available' and that '[s]upport of ORNL work on fuel rod failure is now scheduled to be terminated at the end of FY-71.'"}
{"query": "The NRC has been informed about the exceedances related to various turtle species captured during operations at PSL.", "positive": "On February 11th, 2024, PSL exceeded its take limit by capturing more than 780 green sea turtles within a 3-year period (combined North and South Atlantic DPS).", "negative": "In St. Lucie County, 10,533 loggerhead sea turtle nests were recorded in 2023 compared to an average of 7,401 nests in the four previous years. (FWC 2024b)"}
{"query": "What is the procedure for handling alarms from radiation monitors?", "positive": "### Corrective Action: \n1. **ENSURE** 1-FCV-70-66, CCS SURGE TANK VENT VALVE, and 2-FCV-70-66, CCS SURGE TANK VENT VALVE, CLOSED. \n2. **CHECK** 1-RM-90-6 (ARM), 0-RM-90-123 and 1-RM-90-123.", "negative": "### References: \n- 47W610-20  \n- 1-45W600-70  \n- 1-47W859-1  \n- 0-47W610-70-1  \n- 1-47W611-70-1  \n- 45N1651-10  \n- 1-AOI-6  \n- 1-AOI-15  "}
{"query": "The Nuclear Regulatory Commission oversees the licensing and operational safety of nuclear reactors to ensure compliance with safety standards.", "positive": "The NRC evaluates license applications for nuclear reactors to assess whether they meet regulatory requirements for safety and environmental protection.", "negative": "Thermal performance is crucial for assessing the efficiency of power generation systems, ensuring maximum output under varying conditions."}
{"query": "steam generator subcompartment model", "positive": "Figure 6.2-37 illustrates the 10-node model (13 nodes total) for the steam generator subcompartment, showing a detailed plan view at elevation 259'-0\".", "negative": "The reactor coolant pump (RCP) is crucial for circulating the reactor coolant, ensuring efficient heat transfer and maintaining optimal reactor conditions."}
{"query": "The plant must restore at least one of the inoperable independent A.C. circuits to OPERABLE status within a specified time frame or enter HOT STANDBY conditions if unable to do so.", "positive": "ACTION d. With two of the above required independent A.C. circuits inoperable: 3. Restore at least one of the inoperable independent A.C. circuits to OPERABLE status within 24 hours or be in at least HOT STANDBY within the next 6 hours; and", "negative": "The plant has a requirement to demonstrate that safety-related equipment is powered adequately during various operational states."}
{"query": "The design and safety functions of the containment vessel are critical for the reactor's operation.", "positive": "The containment vessel serves to provide a barrier against the release of radioactive materials in the event of an accident, thereby ensuring the safety of the public and the environment.", "negative": "For plants to operate efficiently, various types of reactor coolant systems must be implemented to manage thermal energy."}
{"query": "emergency core cooling system effectiveness", "positive": "Assessment of Emergency Core Cooling System Effectiveness for Light Water Nuclear Power Reactors,\u201d Environmental Quality Laboratory, California Institute of Technology, EQL Report No. 9, May 1975.", "negative": "This paper cites J. D. Duncan and J. E. Leonard, \u201cThermal Response and Cladding Performance of an Internally Pressured, Zircaloy Cold, Simulated BWR Fuel Bundle Cooled by Spray Under Loss-of-Coolant Conditions,\u201d General Electric Co., San Jose, CA, GEAP-13112, April 1971, Figure 12, as the source of this information."}
{"query": "cultural resources consultation", "positive": "The Oglala Sioux Tribe\u2019s proposal for a cultural resources was \u201cpatently unreasonable\u201d logically entailed a conclusion that the information that would be gleaned from that survey was not reasonably available.", "negative": "The parties exchanged correspondence and held another meeting in Pine Ridge, South Dakota on May 19, 2016."}
{"query": "The methodology for evaluating and implementing the TR process is critical for assessing safety considerations.", "positive": "Please revise the text to: \u201c\u2026methodology are is discussed\u2026\u201d", "negative": "The NRC staff finds the revised text acceptable and revisions have been incorporated."}
{"query": "What is an aging management program in relation to NUREG-2191?", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "Component is different, but consistent with material, environment, aging effect and aging management program listed for NUREG-2191 line item."}
{"query": "What is a PSDAR in the context of nuclear decommissioning?", "positive": "Prior to these PSDAR activities being complete, a licensee may undertake any minor decommissioning activity that does not result in the permanent removal of major radioactive components (e.g., the site generators, reactor vessels, associated internals, pressurized large bore reactor cooling systems, piping, and other large components that are radioactive), permanently modify the structure of the containment, or result in dismantling components for shipment that contain greater than Class C waste in accordance with 10 CFR 61.55, 'Waste classification.'", "negative": "Inspection effort should be based on site activities and licensee performance. Although all of the specific requirements in each IP need not be completed during every decommissioning inspection, the objectives of the IP should be met."}
{"query": "The impacts on wildlife are associated with recreation and access roads, necessitating careful planning to balance recreational development and wildlife preservation.", "positive": "Further investigation shows that, if the recreational development on the peninsula were done in a manner specifically avoiding disturbance of important habitat to the maximum extent practical, properly managed wildlife development on the peninsula could annually enhance wildlife benefits when compared to the alternative of allowing no access and leaving the peninsula untouched.", "negative": "A preliminary recreation plan has been developed and includes development of a campground-park complex offering a sensible range of camping facilities and passive recreation opportunities emphasizing the ecological and natural resources of the area."}
{"query": "What is the significance of water level data in nuclear plant safety assessments?", "positive": "Bechtel Power Corporation, Water Level Data for June 2005 through January 2006, Request For Information Number 25144-000-GRI-GEX-00027, SNC ALWR ESP Project, March 2006.", "negative": "Safe Drinking Water Information System (SDWIS), US Environmental Protection Agency Web site: http://oaspub.epa.gov/enviro/sdw_form.create_page?state_abbr=GA, accessed July 7, 2006."}
{"query": "What is the role of remote emergency response organization positions in nuclear plant emergencies?", "positive": "The NextEra ERO includes remote response positions. Remote response positions are not required to physically manipulate plant equipment or take other physical actions at the site.", "negative": "Media Monitoring is essential during an emergency to ensure accurate information is disseminated and prevent the spread of rumors."}
{"query": "The QC processes ensure that the relative percent difference is within acceptable limits for the sample duplicates.", "positive": "The Relative Percent Difference (RPD) obtained from the sample duplicate (DUP) is evaluated against the acceptance criteria when the sample is greater than five times (5X) the contract required detection limit (RL).", "negative": "In cases where either the sample or duplicate value is less than 5X the RL, a control limit of +/- the RL is used to evaluate the DUP result."}
{"query": "nuclide interference analysis", "positive": "X      | nuclide rejected by the interference analysis     |", "negative": "Errors quoted at 2.000sigma"}
{"query": "The NRC's guidelines ensure that stakeholders have opportunities to monitor and participate in regulatory procedures, enhancing transparency.", "positive": "The NRC encourages public engagement in its regulatory processes to foster transparency and trust.", "negative": "The meeting was attended by several key NRC staff members who are responsible for reviewing the submissions."}
{"query": "reactor coolant system overpressure response", "positive": "Ability to evaluate the following parameters and/or conditions to determine the effectiveness of implementing the response to reactor coolant system cold overpressure during shutdown procedures:  (CFR: 41.7 / 43.5 / 45.6)", "negative": "| EA 2.01                                           | RO  | SRO |\n|---------------------------------------------------|-----|-----|\n| Reactor coolant system level, pressure, and/or temperature | 3.4 | 3.9 |"}
{"query": "The NRC has established specific pathways for ensuring compliance during the regulatory process.", "positive": "The calculation pathways are described in detail, outlining the parameters for various safety assessments.", "negative": "The reactor type must adhere to stringent design standards as outlined by the NRC guidelines."}
{"query": "active loss of coolant accident (LOCA)", "positive": "Inboard Valve Number (Note 2) identifies the isolation valve related to active LOCA conditions in the analysis.", "negative": "The isolation valve operator is designated as 'd', indicating its status in various operational positions."}
{"query": "radionuclide ingestion limits", "positive": "| 29 | Copper-61 | D, see 60Cu | 1E+4 3E+4 1E-5 | 4E+4 2E-5 6E-8 | - | - | - | - |", "negative": "Monthly Average Concentration (\u00b5Ci/ml) | Air (\u00b5Ci/ml) | Water (\u00b5Ci/ml) | DAC (\u00b5Ci/ml) |"}
{"query": "Certain types of sample vials are not preserved during the receipt process, specifically for various chemical tests.", "positive": "The preservation of the following bottle types is not checked at sample receipt: - Orange (oil and grease) - Purple (total cyanide) - Pink (dissolved cyanide) - Brown (arsenic speciation) - Sterile (fecal coliform) - EDTA (sulfite) - HCl preserved vial (organics) - Na2S2O3 preserved vial (organics) - HG-1631 (total/dissolved mercury by method 1631)", "negative": "ACZ Laboratories, Inc. is located at 2773 Downhill Drive, Steamboat Springs, CO 80487."}
{"query": "core pressure during blowdown", "positive": "Pressure starts at 2000 psio and decreases sharply over time, stabilizing towards the end of the 35 seconds.", "negative": "Parameters: CD = 0.6, LOW T_avg, MIN SI, COSINE POWER SHAPE, 128-IFBA"}
{"query": "Ensure timely submission of your ePoster and Digital Presentation to meet NRC guidelines.", "positive": "Submit your poster to QTE for Level 1 review (note all ePosters and Digital Presentations should be submitted to QTE for final reviews).", "negative": "This document serves as a reminder to all presenters to prepare for the upcoming conference."}
{"query": "The report includes information on the activity levels of various nuclides, indicating their measured values in pCi/grams.", "positive": "| K-40         | 0.88  | 1460.75      | *         | 10.67                 | 5.95E+00              | 1.00E+00              |", "negative": "Errors quoted at 2.000sigma."}
{"query": "What is the role of the Vice President of Licensing and Regulated at a nuclear facility?", "positive": "David M. Gullott is the Vice President, Licensing and Regulated, responsible for overseeing the licensing processes and regulatory compliance at the facility.", "negative": "Bryan C. Hanson serves as the Executive Vice President and Chief Generation Officer, focusing on the overall operations and generation strategies for Constellation Energy."}
{"query": "What are the types of radioactive airborne effluents managed in nuclear facilities?", "positive": "Radioactive airborne effluents include emissions such as radon gas and airborne yellowcake.", "negative": "Financial assurance is a critical component for determining the viability of infrastructure projects."}
{"query": "emergency core cooling system", "positive": "The Emergency Core Cooling System (ECCS) is designed to provide cooling to the reactor core in the event of a loss of coolant accident, maintaining core integrity.", "negative": "The refueling water storage tank is lined up to suction of low head safety."}
{"query": "What is the minimum cooling time for PWR fuel assemblies?", "positive": "**Minimum Cooling Time (years)**               |              |              |              |           |              |              |               |", "negative": "| **Certificate of Compliance No. 1031 | Amendment No. 0, Revision No. 3**"}
{"query": "The NRC provides guidelines for how power reactor licensees should respond to aircraft threat notifications.", "positive": "This memorandum documents the US Nuclear Regulatory Commission (NRC) periodic review of regulatory guide (RG) 1.214, Revision 1, \u201cResponse Strategies for Potential Aircraft Threats,\u201d (Official Use Only-Security Related Information (OUO-SRI)).", "negative": "Documentation of the NRC staff review is enclosed."}
{"query": "What is the role of a Site Manager in nuclear regulation?", "positive": "Mary Young serves as the Interim Shiprock Site Manager responsible for overseeing site-specific regulatory compliance and safety measures for the Shiprock facility.", "negative": "If you have any further questions, please reach out to the Interim Site Manager, Mary Young at (970) 248-6228 or at Mary.Young@lm.doe.gov."}
{"query": "What are the requirements for nuclear regulatory filings?", "positive": "The NRC requires that licensees submit technical specifications for reactor operation as part of their regulatory filings.", "negative": "OSF/St. Joseph Medical Center employs 1,000 people and is a major healthcare provider in Bloomington."}
{"query": "The results from the recent inspection conducted by NRC inspectors at the Susquehanna Steam Electric Station were discussed with the relevant site staff.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Susquehanna Steam Electric Station, Units 1 and 2.", "negative": "The NRC Public Document Room is a resource for obtaining copies of various regulatory documents and inspection reports."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis is a method used to identify and quantify different isotopes present in a sample by measuring the energy of gamma rays emitted from the sample, allowing for precise evaluation of the radionuclide composition.", "negative": "The sample size was recorded as 8.728E+02 grams, with acquisition starting at 9:58 AM on April 30, 2019."}
{"query": "nuclear power regulation", "positive": "The Tennessee Valley Authority (TVA) is regulated by the Nuclear Regulatory Commission (NRC) to ensure compliance with safety and environmental standards in the operation of its nuclear facilities.", "negative": "The TVA operates in various environmental areas, including the management of river systems and land, to provide electricity to millions of customers."}
{"query": "neutron source assembly regulations", "positive": "One Neutron Source, or Neutron Source Assembly (NSA) is permitted to be loaded in a TSC in fuel storage locations No. 11, 12, 13, 18, 19, 20, 25, 26, or 27 (Figure B2-1). Neutron source assemblies may contain source rods attached to hardware similar in configuration to guide tube devices (thimble plugs) and burnable absorbers, in addition to containing burnable poison rods and/or thimble plug rods. For NSAs containing absorber rods, the BPAA cool time and burnup/exposure or hardware ^60Co curie limit listed in Table B2-6 are applied to the neutron sources. NSAs having only thimble plug rods require the thimble plug restriction in Table B2-7 to be applied. Combination NSAs, containing both thimble plug and burnable absorber rods must apply the more limiting of the two minimum cool time/curie limit.", "negative": "Low enriched, unenriched, and/or annular fuel pellet axial end blankets are permitted, provided that the nominal length of the blanket is not greater than six (6) inches."}
{"query": "core cooling systems in nuclear reactors", "positive": "The basis for the implementation of 1BFR-C.1, RESPONSE TO INADEQUATE CORE COOLING, is to prevent further challenge to the fuel matrix/clad barrier.", "negative": "The thermal efficiency of a reactor is a critical factor that affects overall plant performance and operational costs."}
{"query": "What is the purpose of the Reactor Water Cleanup System in nuclear facilities?", "positive": "The Reactor Water Cleanup (RWCU) System is designed to remove impurities from the reactor coolant water to ensure the integrity and efficiency of the reactor operation.", "negative": "The setpoint calculation will consider the operational parameters and safety margins for high-energy piping systems in the plant."}
{"query": "average enrichment of PWR fuel assemblies", "positive": "The average enrichment for light water reactor (LWR) assemblies can vary, with values typically in the range of 2.5% to 4.5% for uranium-235 (U-235) within the fuel.", "negative": "The report also includes various recommendations for emergency response actions that should be taken in case of an unusual event or accident scenario."}
{"query": "nuclear reactor components", "positive": "The licensee is authorized to export nuclear reactor components listed in U.S. regulations 10 CFR 110, Appendix A items (5) through (11) for: 1) testing purposes; 2) qualification; 3) use as models; 4) manufacture; or 5) training purposes and subsequent re-transfer to the United States or other countries generally authorized under 10 CFR 110.26(a).", "negative": "Neither this license nor any right under this license shall be assigned or otherwise transferred in violation of the provisions of the Atomic Energy Act of 1954, as amended, and the Energy Reorganization Act of 1974."}
{"query": "The correlation for critical heat flux is crucial for operational safety in nuclear reactors.", "positive": "The COBRA-FLX code employs the ORFEO-HMP correlation to predict critical heat flux conditions under varying test parameters for thermal-hydraulic analyses.", "negative": "Framatome Inc. specializes in providing innovative solutions for various energy sectors, including nuclear, renewable, and fossil fuel industries."}
{"query": "The NRC needs assurance that the functions for DPS/RRCS are independently actuated as per system requirements.", "positive": "These system requirements support independent from the PPS, these criteria should be requirements and not just guidance. The licensee must provide assurance that independent actuation paths are established for the DPS/RRCS functions.", "negative": "In Section 3.2.7 of the LTR, it says that the inter-channel comparison application self-diagnostic is performed by the MTP to offload the ITP for this digital modernization project."}
{"query": "The RWCU system includes twelve ambient and twelve differential temperature circuits to monitor the area temperatures.", "positive": "High temperature in the equipment room areas of the RWCU system could indicate a breach in the RCPB in the cleanup system.", "negative": "Four vacuum sensors monitor the main condenser vacuum."}
{"query": "The NRC specifies that safety-related systems must maintain their intended functions during operation.", "positive": "None of the Safety-related functions (10 CFR 54.4(a)(1)) for the Extraction Steam and Heater Drip System are listed in this document.", "negative": "The boundaries of the Extraction Steam and Heater Drip System are clearly defined by the LRBDs provided in the report."}
{"query": "What is the significance of W/F ratio in nuclear package design?", "positive": "NPC undamaged package array \\(k_{eff}\\) vs. W/F Ratio (10X10 rod type, square pitch, 55 kgs UO\u2082/ICCA)", "negative": "Lattice Type: Rectangle"}
{"query": "What is the role of the NRC in environmental project management?", "positive": "The NRC staff invites you to submit any comments that you may have on the enclosed cultural resources report, the NRC staff\u2019s finding of Adverse Effect, and the development of an MOA.", "negative": "Docket No. 50-613"}
{"query": "NRC compliance violations", "positive": "During this inspection, certain of your activities, as described below and/or attached, were in violation of NRC requirements and are being cited in accordance with the NRC Enforcement Policy.", "negative": "I hereby state that, within 30 days, the actions described by me to the Inspector will be taken to correct the violations identified."}
{"query": "aging management program in nuclear regulation", "positive": "Consistent with component, material, environment, aging effect and aging management program listed for NUREG-2191 line item. AMP is consistent with NUREG-2191 AMP.", "negative": "None."}
{"query": "What is the time of initial impact in theoretical models of vibration?", "positive": "Time of initial impact, t_0 = 0.071982 sec", "negative": "The NRC requires licensees to ensure that safety systems operate under adverse conditions."}
{"query": "FLEX strategies in nuclear safety", "positive": "The adequacy and availability of tools required for the FLEX actions were reviewed. The key equipment necessary for the implementation of the FLEX strategies is stored and maintained at the ANO FLEX storage building.", "negative": "The environment of the response is assessed in the Execution PSFs window of the HRA calculator for each action. This considers the lighting, heat/humidity, radiation level, and atmosphere where the action is performed."}
{"query": "The calculations of atmospheric dilution factors were carried out using the Gaussian model prescribed by regulatory guidelines.", "positive": "Estimates of long-term atmospheric dilution factors (Chi/Q) and relative deposition (D/Q) were made using a straight-line Gaussian model, consistent with the requirements of Regulatory Guides 1.111 (USNRC, 1977) and 1.109 (USNRC, 1977a).", "negative": "Distances of 0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 6.0, 8.0, 10.0, 15.0, 20.0, 25.0, 30.0, 35.0, 40.0, 45.0, and 47.5 mi from the EGC ESP Facility."}
{"query": "The NRC mandates the submission of various documents including briefs and records during the regulatory process.", "positive": "The Clerk is requested to award costs to (party name(s)): I swear under penalty of perjury that the copies for which costs are requested were actually and necessarily produced, and that the requested costs were actually expended.", "negative": "Instructions for this form: http://www.ca9.uscourts.gov/forms/form10instructions.pdf"}
{"query": "The licensee shall ensure that the cask loading and unloading operations are conducted in accordance with the updated safety evaluations.", "positive": "Updated descriptions of cask loading and unloading operations; added an evaluation of the TN-32 cask; revised commitments for cask hook orientation, cask lift heights, and use of cask loading area gate; added offsite dose estimate for TN-32 cask drop.", "negative": "Clarified description of the cathodic protection system for underground piping."}
{"query": "BWRX-300 containment performance", "positive": "The purpose of the GE-Hitachi Nuclear Energy Americas, LLC (GEH), Licensing Topical Report (LTR) NEDC-33911P, \u201cBWRX-300 Containment Performance,\u201d Revision 0, submitted on March 31, 2020, is to provide the design requirements, analytical methods, acceptance criteria, and regulatory bases for the containment performance design functions of the BWRX-300 small modular reactor.", "negative": "In this SE, double brackets indicate proprietary information."}
{"query": "What is Radium 226 and its significance in environmental analysis?", "positive": "Radium 226, dissolved is analyzed as part of regulatory compliance to ensure safety standards in environmental monitoring, particularly regarding radioactive contaminants.", "negative": "The analysis of Thorium 230, dissolved shows variations in measurements which can influence the detection limits for different types of water samples."}
{"query": "What are the requirements for APRM calibration during startup operations?", "positive": "Per QCGP 1-2 APRM calibration at low power (<=10%) should only be performed when operationally necessary (e.g. rod block or downscale).", "negative": "Incorrect because QCGP 1-2 step F.6.n has the crew verify scram conditions are not present, (Condenser vacuum/APRM downscale lights clear), prior to moving the Mode Switch to RUN."}
{"query": "Very Low-Level Waste regulatory changes", "positive": "The proposed 'reinterpretation' of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public.", "negative": "Entire nuclear power reactors become waste and could get dumped as regular trash or even recycled into things I come into contact with every day."}
{"query": "The data indicates a consistent groundwater elevation of 6880 feet amsl over multiple years at MW-24.", "positive": "| Year | Concentration (mg/L) | GW Elevation (ft amsl) |\n|------|-----------------------|-------------------------|\n| 1982 |                       | 6880                    |\n| 1985 |                       | 6880                    |\n| 1988 |                       | 6880                    |\n| 1991 |                       | 6880                    |\n| 1993 |                       | 6880                    |\n| 1996 |                       | 6880                    |\n| 1999 |                       | 6880                    |\n| 2002 |                       | 6880                    |\n| 2004 |                       | 6880                    |\n| 2007 |                       | 6880                    |\n| 2010 |                       | 6880                    |\n| 2013 |                       | 6880                    |\n| 2015 |                       | 6880                    |\n| 2018 |                       | 6880                    |\n| 2021 |                       | 6880                    |\n| 2024 |                       |                         |", "negative": "**Insufficient water (INW) for sample collection in H2 2024**"}
{"query": "What is the definition of absolute accuracy in the context of HPR 3458A?", "positive": "Absolute accuracy of the HPR 3458A is determined by the relative accuracy specification, and errors associated with your calibration standard, POC.", "negative": "These measurements were valid for a specific time from the last calibration."}
{"query": "What is an ISFSI in the context of nuclear power?", "positive": "The Independent Spent Fuel Storage Installation (ISFSI) is a facility used for the temporary storage of spent nuclear fuel and high-level radioactive waste in a safe and secure manner.", "negative": "The Connecticut Yankee Atomic Power Company is a nuclear power plant that has undergone various safety inspections to ensure compliance with EPA regulations."}
{"query": "The NRC mandates that licensees must conduct regular checks to ensure the accuracy and reliability of their radiation detection equipment.", "positive": "The logged reading represents the counts measured by the detector during a specified count time, expressed in counts per minute (cpm).", "negative": "The data from the survey unit grid indicates various locations where readings were taken, but does not specify any technical details regarding measurement units."}
{"query": "The Classification Basis identified the CWD Pipe as a Class 1 system, indicating its importance in safety and regulatory compliance.", "positive": "Survey unit S1-011-102 has a MARSSIM classification of 1. A survey plan was designed based upon use of the Sign Test as the nonparametric statistical test for compliance.", "negative": "The steel pipe has an internal diameter (ID) of 60 inches and a total length of 421 feet."}
{"query": "What are the Risk-Managed Technical Specifications (RMTS)?", "positive": "The Risk-Managed Technical Specifications (RMTS) Guidelines provide a framework for risk-informed decision-making in the context of technical specifications for operating reactors.", "negative": "The NRC Regulatory Guide 1.174 outlines methods for probabilistic risk assessment but does not specifically address RMTS."}
{"query": "What is the purpose of Regulatory Guide 1.3 regarding loss of coolant accidents?", "positive": "Title: Assumptions Used for Evaluating the Potential Radiological Consequences of a Loss of Coolant Accident for Boiling Water Reactors | Description: Identifies acceptable methods for implementing AST.", "negative": "This section describes conformance with the applicable guidance in published NRC RGs, as specified in the acceptance criteria sections of NUREG-0800, as modified by draft RS-002 Reference 1, Attachment 2."}
{"query": "The NRC mandates that a thorough assessment of the critical heat flux must be conducted for new reactor designs.", "positive": "The COBRA-FLX thermal-hydraulic code contains critical heat flux correlations that are essential for ensuring plant safety during high-performance reactor operations.", "negative": "The development of advanced reactor technologies is vital for meeting future energy demands, which includes innovative fuel cycles and renewable energy integration."}
{"query": "What is the significance of preapplication interactions in the licensing process for nuclear reactors?", "positive": "As noted in DANU-ISG-2022-01, preapplication interactions are equivalent to a staged licensing approach that allows early identification and resolution of technical and policy issues, optimizes both safety and environmental reviews, and allows the NRC staff to establish a shorter review schedule than the generic schedules.", "negative": "The NRC staff performed a preapplication readiness assessment of the construction permit application content from January 10, 2024, through February 22, 2024, as documented by letter dated March 19, 2024, \"TerraPower, LLC \u2013 Preapplication Readiness Assessment Report for Kemmerer Power Station Unit 1 Preliminary Construction Permit Application\" (ADAMS ML24060A227)."}
{"query": "What is the aging management program for structural bolting in nuclear facilities?", "positive": "The Structural Bolting Class 2 & 3 component, made of Carbon Steel and located in the Plant Indoor Air environment, is monitored to manage the aging effect of Loss of Material under the guidelines of ASME Section XI, Subsection IWF (B.2.3.30).", "negative": "The temperature of borated water is critical for maintaining the safety of reactor operation, as it affects both the thermal efficiency and safety margins of the plant."}
{"query": "The operation of protective relaying systems is essential for ensuring the safety and reliability of the electrical systems connected to the nuclear unit.", "positive": "The basic function of the protective relaying system is that it shall with precision and reliability promptly initiate the operation of isolation devices that serve to remove from service any element of the Offsite Power System when that element is subjected to an abnormal condition that may prove detrimental to the effective operation or integrity of the unit.", "negative": "A single failure analysis for the Offsite Power System is included in Table 8-2."}
{"query": "What are the requirements for maintaining auxiliary feedwater flow to a steam generator?", "positive": "AFW flow to SG 1 is required to be maintained until SG NR level is greater than 29%.", "negative": "Plausible because there is a caution in 1-E-3 that directs feed flow to be maintained if needed for RCS cooldown."}
{"query": "What is the purpose of groundwater level data in nuclear regulatory processes?", "positive": "Groundwater level data for the period between June 2005 and February 2006 provided Request For Information (RFI) Number 25144-000-GRI-GEX-00027, SNC ALWR ESP Project.", "negative": "The reactor must meet all operational and safety requirements established by the NRC during the licensing process."}
{"query": "What is the importance of defense-in-depth in nuclear safety?", "positive": "The concept of defense-in-depth is a fundamental principle in nuclear safety that emphasizes the use of multiple layers of safety measures to prevent accidents and mitigate potential consequences.", "negative": "The Turkey Point facility utilizes various digital modernization strategies to enhance operational efficiency and improve overall system performance."}
{"query": "What is the maximum decay heat in nuclear fuel assemblies?", "positive": "Maximum Decay Heat, (H), (kW/FA plus CCs, if included) | 1.0 | 1.5 | 1.05", "negative": "Maximum Number of Fuel Assemblies | 13 | 8 | 16"}
{"query": "The NRC evaluates the potential impact of extreme weather events on plant systems and processes.", "positive": "The factor of safety is 1.5 for normal condition and 1.0 for seismic condition and is considered acceptable.", "negative": "Lightning strikes may result in a LOOP or plant trip."}
{"query": "The provisions laid out in Section III will be finalized unless a request for a hearing is filed within a specified time.", "positive": "In the absence of any request for hearing, or written approval of an extension of time in which to request a hearing, the provisions specified in Section III above shall be final twenty-one (21) days from the date of this Order without further order or proceedings.", "negative": "The provisions of this Order will become effective immediately upon issuance."}
{"query": "The report ANP-10323 outlines the response to the NRC's Request for Additional Information regarding licensing matters.", "positive": "RAI-27 was addressed in the following report: ANP-10323, Rev. 1, Q1P, Revision 0, Response to Request for Additional Information \u2013 ANP-10323P, December 2018.", "negative": "The design of the containment structure is crucial for the safety of all operational phases of the reactor."}
{"query": "tritium concentration results", "positive": "Tritium: 1,380 pCi/L; three samples at control station D-57 (Kankakee River at Will Road, 2 miles SE from DNPS) were positive for tritium with concentrations of 315 to 1,980 pCi/L (consistent with previous years).", "negative": "No fission or activation products were detected."}
{"query": "What are the properties of graphite materials in the context of nuclear reactors?", "positive": "Graphite Materials (ML20358A145) provide a comprehensive analysis of the properties and applications of graphite in nuclear reactor systems, emphasizing its role as both a moderator and structural component in advanced reactor designs.", "negative": "The NRC\u2019s Advanced Reactor Public Website contains relevant information for stakeholders interested in the future of nuclear energy in the United States, including links to various contractor reports and forums for public engagement."}
{"query": "What is a sole source aquifer and its significance in regulatory filings?", "positive": "A sole source aquifer (SSA), as defined by the EPA, is an aquifer that supplies at least 50 percent of the drinking water consumed by the area overlying the aquifer, and there is no reasonably available drinking water source should the aquifer become contaminated.", "negative": "The Illinois Waterway provides transportation for barge traffic from Lake Michigan in Chicago to the Mississippi River at Grafton, Illinois."}
{"query": "The NRC requires licensees to provide details about their use of byproduct materials as specified in the regulations.", "positive": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 70 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below; to use such material for the purpose(s) and at the place(s) designated below; to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "When considering the environmental impact of nuclear facilities, various assessments are made regarding the surrounding ecology and the potential effects of operational processes."}
{"query": "digital modernization in nuclear reactors", "positive": "The digital modernization effort at Turkey Point Unit 3&4 aims to enhance the safety and efficiency of plant operations through the implementation of advanced digital technologies.", "negative": "The regulatory body requires a comprehensive analysis of the plant's capacity to endure extreme weather conditions during operational phases."}
{"query": "What is the role of Boron injection during an ATWS event in a reactor plant?", "positive": "Given a reactor plant with an ATWS, inject boron prior to exceeding 110 degrees torus water temperature OR if core instability is observed in accordance with QGA 101 and QCOP 1100-02.", "negative": "Given a reactor plant during a startup with a stuck control rod, restore the ability to drive the control rod or declare the rod inoperable in accordance with QCOA 0300-02."}
{"query": "The NRC has a process in place for license renewals that involves comprehensive audits of the submitted information.", "positive": "Documents posted to the online reference portal will be limited to basis and other reference material cited in the SLRA, in support of the NRC staff\u2019s audit of the information in the SLRA, and other documents as agreed upon by NextEra and NRC management.", "negative": "If you have any questions on this matter, please contact Mr. Bill Rogers by telephone at 301-415-2945 or via e-mail at Bill.Rogers@nrc.gov."}
{"query": "The use of fusion devices within regulatory frameworks involves understanding their classification and operational safety.", "positive": "Fusion devices, classified under specific regulatory frameworks, require unique operational guidelines to ensure safety and compliance during their use.", "negative": "The document outlines the general benefits of using renewable energy sources, which plays a crucial role in sustainable development."}
{"query": "The NRC mandates that heat flux parameters must be carefully evaluated in safety assessments.", "positive": "The COBRA-FLX code includes the ORFEO-HMP correlation for predicting critical heat flux, which is essential for ensuring safe operation of the reactor.", "negative": "Various test assembly conditions were meticulously documented, demonstrating the rigorous standards upheld during the testing phases."}
{"query": "regulatory filing requirements for nuclear licenses", "positive": "Therefore, in accordance with 10 CFR \u00a7 110.52(c), the licensee need not be afforded an opportunity to reply and be heard prior to issuance of this Order.", "negative": "FOR THE NUCLEAR REGULATORY COMMISSION"}
{"query": "What do the symbols represent in the analysis report for nuclear substances?", "positive": "Symbols:  - `?` = nuclide is part of an undetermined solution  - `X` = nuclide rejected by the interference analysis  - `@` = nuclide contains energy lines not used in Weighted Mean Activity", "negative": "Errors quoted at 2.000sigma"}
{"query": "What is the significance of energy peaks in nuclear regulatory assessments?", "positive": "Energy peaks are critical for identifying and quantifying radioactive isotopes in various materials during regulatory assessments and compliance verification.", "negative": "The temperature readings indicated a significant increase during the normal operational cycle, suggesting improved thermal efficiency in the reactor."}
{"query": "What is the significance of the TLAA designation in aging management programs for nuclear components?", "positive": "The TLAA designation in the Aging Management Programs column indicates loss of fracture toughness due to neutron embrittlement of this component is evaluated in Section 4.2.", "negative": "During power operation the insulated reactor vessel, nozzles, and safe end components have external temperature greater than 212 degrees F and are at a higher temperature than the air-indoor (uncontrolled) environment."}
{"query": "loss of plant DC power implications", "positive": "**AK 2**  Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to a loss of plant DC power or AC instrument power:  (CFR: 41.5 / 41.7 / 45.7 / 45.8)  - **AK 2.01**  N/A  ", "negative": "**AA 1**  Ability to operate and/or monitor the following as they apply to a loss of plant DC power or AC instrument power:  (CFR: 41.5 / 41.7 / 45.5 to 45.8)  - **AA 1.01**  250-V DC switchboards Class 1E                     3.2  - **AA 1.02**  125-V AC distribution panels Class 1E              2.9"}
{"query": "What is the principle of defense-in-depth in nuclear power plant safety?", "positive": "In fact, there has been some basic safety principles (standard solution) we must insist on, and the most basic and important of these is \"defense-in-depth.\"", "negative": "DBE is an approximate concept, take one of them as an example, there are so many possible situations that can cause the small break loss of coolant accident (SBLOCA), some situation can concurrent with the spurious operation caused by software defect."}
{"query": "ORFEO-HMP correlation", "positive": "Figure 6-5, Figure 6-6, and Figure 6-7 show the ORFEO-HMP correlation behavior as a function of pressure, mass flux and effective quality, respectively.", "negative": "Two observations apply to correlation functional behavior. First, there are no discontinuities; second, the functional behavior is consistent with the Groeneveld CHF tables published in [16]."}
{"query": "surface water use and quality", "positive": "During the SLR term, surface water may be used at nuclear power plants for non-cooling systems (e.g., during refurbishment activities for concrete preparation, dust suppression, washing equipment, facility cleaning). Discharges to surface water bodies can occur from stormwater runoff that may be affected by refurbishment-related land-disturbing activities and potential spills of chemicals and fuels.", "negative": "The main hydrologic features, including the lakes, rivers, and impoundments that influence Oconee Station, are discussed in Section 3.6.1 of Duke Energy\u2019s ER (Duke Energy 2021-TN8897). The ER also includes details of the intake and discharge structures."}
{"query": "What is a Tube Wall Caliper in nuclear measurements?", "positive": "The Tube Wall Caliper is used for measuring the thickness of a pipe wall to ensure structural integrity and safety in nuclear systems.", "negative": "Ohmart Corporation produces several series of sensors, including the SH-F1A, which is designed for general measurements in various industrial applications."}
{"query": "What are the safety limits for a nuclear reactor core?", "positive": "The reactor core safety limits figure provided in the COLR shows the loci of points of THERMAL POWER, pressurizer pressure, and average temperature below which the calculated DNBR is not less than the design limit DNBR values, the average enthalpy in the hot leg is less than or equal to the enthalpy of saturated liquid, or the exit quality is within the limits defined by the DNBR correlation.", "negative": "The SLs represent a design requirement for establishing the RTS Allowable Values identified previously. LCO 3.4.1, \"RCS Pressure, Temperature, and Flow Departure from Nucleate Boiling (DNB) Limits,\" and the assumed initial conditions of the safety analyses (as indicated in the FSAR, Ref. 2) provide more restrictive limits to ensure that the SLs are not exceeded."}
{"query": "The various nuclides have distinct energy levels and yield percentages as part of the quantitative analysis.", "positive": "| CS-134        | 604.70       | 97.60     | 2.37E-03              | 1.28E-01                 | 1.30E-01              |", "negative": "The NRC requires a comprehensive assessment of potential environmental impacts before approval of new reactor designs."}
{"query": "The cooling time for assemblies with an average burnup greater than 54 GWd/MTU needs to be assessed according to the enrichment levels.", "positive": "53 < Assembly Average Burnup \u2264 54 GWd/MTU Minimum Cooling Time (years)", "negative": "Each reactor type has specific dimensions that must be adhered to for operational safety."}
{"query": "reactor vessel dimensions", "positive": "For reactor vessel dimensions see Figure 5.4-1.", "negative": "- R max = 59.3 in.\n- D = 33.67 in."}
{"query": "Assessing the actions needed to mitigate risk increase involves analyzing both redundant and diverse systems.", "positive": "Common cause RMAs are developed to ensure availability of redundant SSCs, to ensure availability of diverse or alternate systems, to reduce the likelihood of initiating events that require operation of the out-of-service components, and to prepare plant personnel to respond to additional failures.", "negative": "The determination of RMAs involves the use of both qualitative and quantitative considerations for the specific plant configuration and the practical means available to manage risk."}
{"query": "The NRC has provided guidance for managing aging effects in stainless steel structures exposed to treated borated water used in extended operations.", "positive": "The NRC has issued this LR-ISG to provide guidance as to one acceptable approach for managing the effects of aging during the period of extended operation for stainless steel structures and components exposed to treated borated water within the scope of LR.", "negative": "The DCPP has considered the updated guidance in the Integrated Plant Assessment (IPA) as reflected in Section 3.1, Aging Management of Reactor Vessel, Internals, and Reactor Coolant System, and in Appendix B, Aging Management Programs."}
{"query": "fuel rod thermal mechanical methodology", "positive": "AREVA NP Inc. (AREVA) submitted for U.S. Nuclear Regulatory Commission (NRC) staff review Topical Report (TR) ANP-10323P, \"Fuel Rod Thermal Mechanical Methodology for Boiling Water Reactors and Pressurized Water Reactors.\"", "negative": "The estimated review costs were discussed and agreed upon in a telephone conference between Gayle Elliott, AREVA Product Licensing Manager, and the NRC staff on March 19, 2014."}
{"query": "What is an RCCA and what is its role in reactor control?", "positive": "A single RCCA (H-12) drops into the core. The RO places control rods in MANUAL, per immediate action of 1-AOI-2, Malfunction of Reactor Control System, Section 3.5, Dropped RCCA.", "negative": "The crew will enter 1-AOI-20, Malfunction of Pressurizer Level Control System, Section 3.2, Instrumentation and Control Malfunction."}
{"query": "nuclear licensing regulations", "positive": "The licensing process for nuclear reactors requires a comprehensive safety review, including assessments of the potential environmental impact and safety of the design under normal and accident conditions.", "negative": "The reactor's cooling system is designed to maintain operational temperatures by circulating coolant through the core and heat exchangers."}
{"query": "The Emergency Technical Director will provide assistance to the SEM in the development of procedures needed for emergency operations.", "positive": "The Emergency Technical Director (ETD) reports to the SEM in the TSC as part of the augmentation of the on-shift emergency organization. He directs the activities of the Technical Support Team. The Emergency Technical Director will analyze mechanical, electrical, instrumentation and control, hydraulic, thermodynamic, and reactor physics problems, and develop solutions to the problems. He shall provide technical support to the SEM and assist in developing procedures necessary for conducting emergency operations and maintenance.", "negative": "The Emergency Maintenance Director (EMD) reports to the SEM in the TSC as part of the augmentation of the on-shift emergency organization. The EMD is responsible for advising the SEM on emergency maintenance activities including prioritization, status and providing interface with the Operational Support Center (OSC) Director (when necessary)."}
{"query": "How does fast neutron flux impact the core spray piping design life?", "positive": "The design specification for this repair component states that the fast neutron flux (E > 1.0 MeV) at the repair locations is less than 4.8E+10 n/cm\u00b2, and that it will not affect the properties of the lower sectional replacement materials for the design life of 40 years.", "negative": "A repair clamp device was installed during the Unit 1 restart effort due to cracking found in the heat affected zone of the core spray sparger T-box."}
{"query": "Verify that all safety systems are operational before proceeding with control rod manipulations.", "positive": "\u2022 Verify HPCI is in the standby lineup per ODSO-4 (to be performed by another operator per turnover sheet)", "negative": "\u2022 While withdrawing control rods, monitor the following: - Nuclear instrumentation - Control rod position indication"}
{"query": "What are the emergency planning requirements for research and test reactors according to the NRC?", "positive": "The NRC established in appendix E to 10 CFR part 50 emergency planning requirements for research and test reactors (RTRs) that reflected the lower potential radiological hazards associated with these facilities.", "negative": "Currently, applicants for SMR LWR licenses can use the guidance used by large LWRs described in the preceding paragraph."}
{"query": "What measures are established for document control in nuclear licensing?", "positive": "SNC has established the necessary measures and governing procedures to control the preparation of, issuance of, and changes to documents that specify quality requirements or prescribe how activities affecting quality, including organizational interfaces, are controlled to assure that correct documents are being employed.", "negative": "The types of documents to be controlled include drawings such as design, construction, installation, and as-built drawings."}
{"query": "What are the requirements for 125 VDC battery sizing calculations in nuclear audits?", "positive": "The 125 VDC battery sizing calculations that have been revised.", "negative": "The audit will be conducted remotely using video and teleconferencing and a secure, online portal, established by the licensee."}
{"query": "definition of affidavit in nuclear regulatory filings", "positive": "I declare that the averments of fact set forth in this Affidavit are true and correct to the best of my knowledge, information, and belief.", "negative": "Executed on: 7/11/2022"}
{"query": "What is the initial assembly average enrichment for BWR fuel?", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) | 42 < Assembly Average Burnup \u2264 43 GWd/MTU | Minimum Cooling Time (years)", "negative": "BWR/2-3 | 7x7 | 7x7 | 8x8 | 8x8"}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor is a multifaceted assessment that includes a comprehensive evaluation of safety, environmental impact, and operational readiness as mandated by the Nuclear Regulatory Commission (NRC).", "negative": "The cooling system of a reactor is designed to remove heat from the core and ensure that the temperature remains within safe limits to prevent overheating and potential fuel damage."}
{"query": "Please discuss the requirements related to the cooling canal system as it pertains to environmental regulations and discharge monitoring.", "positive": "Overview of the operation of cooling canal system (CCS), including receptor canal, effluent discharges, and water quality monitoring (can also be combined with aquatic resources).", "negative": "Specifically, please provide the following: I. From public roads II. From the viewpoint of recreational water users III. From county, state, or Federal parks, recreation areas, preserves, beaches etc."}
{"query": "Strontium-90 measurement in nuclear safety reports", "positive": "Strontium-90                   | U         | -0.00985  | +/- 0.0485      | 0.0983   | 0.400  | pCi/g | JXC9 | 08/09/19 | 1243  | 1899426 | 1      |", "negative": "The following Analytical Methods were performed: | Method | Description                                                  | Analyst Comments | |--------|--------------------------------------------------------------|------------------| | 1      | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified                |                  | | 2      | EPA 906.0 Modified                                          |                  |"}
{"query": "What are the procedures for a shift turnover in a nuclear facility?", "positive": "Hold a shift briefing, detailing instruction to the shift: (provide crew members a copy of the shift turnover sheet).", "negative": "Allow sufficient time for panel walk-downs. When informed by the SM that the crew is ready to assume the shift, ensure the simulator is cleared of unauthorized personnel."}
{"query": "The NRC encourages the use of probabilistic risk assessment to support regulatory changes related to licensing decisions.", "positive": "NRC Regulatory Guide 1.174, \"An Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis,\" Revision 1, dated November 2002 (ADAMS Accession No. ML023240437).", "negative": "The document references various regulatory guides and their respective ADAMS Accession numbers for traceability."}
{"query": "What is the average enrichment of uranium-235 for initial assembly?", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "**Certificate of Compliance No. 1031**  **Amendment No. 1, Revision No. 3**"}
{"query": "The failure of control air supply to the valves can lead to automatic adjustments in their positions.", "positive": "A loss of control air to 21SW122 (21 CC Hx Control Valve) will cause 21SW122 to go FULLY OPEN.", "negative": "The NRC mandates that all nuclear facilities submit regular environmental monitoring reports to ensure compliance with established standards."}
{"query": "The regulatory process for obtaining a nuclear license involves thorough health and safety assessments.", "positive": "The licensing process for a nuclear facility requires a comprehensive review of the potential health and environmental impacts associated with the operation of the facility.", "negative": "The meeting scheduled for February 10, 2021, will focus on the new developments in the robotics field relevant to medical applications."}
{"query": "The reliability of emergency power systems, particularly in relation to their battery-operated components, is crucial to maintaining safety protocols.", "positive": "The Surveillance Requirements for the 125-Volt Battery Bank are essential to ensure that these critical components remain operational and can provide necessary backup power during emergencies.", "negative": "Operation safety protocols are regularly evaluated to ensure compliance with regulatory standards and operational efficiency."}
{"query": "What materials are used in the construction of Metal Enclosed Bus?", "positive": "The materials of construction for the Metal Enclosed Bus; Bus/Connections; Electrical Insulation, Electrical Insulators; and External Surface of Enclosure Assemblies are: Elastomer, Galvanized Steel; Aluminum, Porcelain, xenoy, thermoplastic organic polymers, Steel, Various Metals Used for Electrical Bus and Connections.", "negative": "The aging management programs manage the aging effects for the Electrical Insulation for Electrical Cables and Connections."}
{"query": "The NRC identified a Severity Level IV NCV related to the failure in following the specifications for the MAGNOSTOR cask system design.", "positive": "One Severity Level IV NCV of 10 CFR 72.48, \u201cChanges, Tests, and Experiments\u201d was identified for NAC\u2019s failure to obtain a CoC amendment for changes to AC1-318 requirements for the MAGNOSTOR cask system design as described in FSAR Tables 1.3-3 and 1.3-4 that required a change to the specifications incorporated in the MAGNOSTOR System CoC No. 1031 Amendments 0-6.", "negative": "The team assessed the significance of the violation using the NRC Enforcement Policy and Enforcement Manual."}
{"query": "What information was included about the treatment of fuel assembly manufacturing tolerances and uncertainties?", "positive": "The licensee\u2019s treatment of fuel assembly manufacturing tolerance and uncertainties are generally consistent with the Guidance in NEI 12-16 R4/Regulatory Guide 1.240 R0, except the licensee did not include an [[ ]]. Include information related to [[ ]]. Include information related to [[ ]]. Include information related to [[ ]] was modeled in the SFP accident analysis.", "negative": "Include information related to control element assembly usage during operation or justification for not including in the analysis."}
{"query": "Monitor the input from the failed instrument to ensure accurate data is being utilized for control adjustments.", "positive": "Failed channels are manually placed in Maintenance Bypass in preparation for repair.", "negative": "CLOSE affected loop(s) MFW reg. valve and FW isolation valve."}
{"query": "charging flow control in nuclear reactors", "positive": "Determines charging amps are lowering, charging flow (indicated) is at 100%, and charging pressure has lowered.", "negative": "Checks letdown flow normal (VB2 meter, PPC)"}
{"query": "The emergency core cooling system is crucial during the event of a loss of coolant accident, ensuring flow is maintained to prevent core damage.", "positive": "Continued operation of the ECCS pumps supplies water during long-term cooling. By this time, core temperatures are reduced to long-term, steady-state levels associated with the dissipation of residual heat generation.", "negative": "Before the break occurs the plant is in an equilibrium condition; i.e., the heat generated in the core is being removed via the secondary system."}
{"query": "What are the requirements for laboratory soil testing in nuclear facility licensing?", "positive": "Geotechnical Engineers Inc. Report on Laboratory Soil Testing, dated June 21, 1976; 56 pages which were taken from original report and are not subject to revision.", "negative": "Revision 54--09/27/18 has been applied to all listed pages in Chapter 4, reflecting the latest updates and modifications."}
{"query": "What is the significance of MDAs in nuclear measurements?", "positive": "Nuclide MDA (Minimum Detectable Activity) is defined as the lowest quantity of a nuclide that can be reliably detected by a given measurement system, thereby establishing the sensitivity of the analysis undertaken.", "negative": "The energy values for each nuclide are crucial for understanding their behavior in spectrometric analysis."}
{"query": "The NRC mandates careful measurement and reporting of radioactive elements in environmental samples.", "positive": "**Lead 210, dissolved** | 07/23/24 17:48 | | -1.2 | 1.5 | 6.1 | pCi/L | * | ksl", "negative": "**Sample Matrix:** Groundwater."}
{"query": "What is the significance of Lead 210 in radiochemistry?", "positive": "Lead 210, dissolved", "negative": "Polonium 210, dissolved is analyzed using the HASL Po-01-RC method."}
{"query": "What is the significance of elbow socket welds in nuclear installations?", "positive": "The identified ELBOW SOCKET WELD 1 will be deleted from the weld count since it is redundant to FW-2WF2 which is included in the weld list.", "negative": "The location of this weld matches with the location of weld FW-N30-3526-2WF2, so it is only considered one weld."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A safety analysis report (SAR) is a comprehensive document that outlines the safety features and analysis of a nuclear facility, detailing how potential hazards are managed and how safety is maintained throughout the operation of the facility.", "negative": "During the evaluation process, the committee assesses various factors, including the qualifications of personnel, the adequacy of training programs, and the alignment of operations with regulatory requirements."}
{"query": "The monitoring results for air quality indicate particulate matter levels and compliance with established standards.", "positive": "Compliance with the National Ambient Air Quality Standards (NAQS) is indicated by Y (Yes) and N (No).", "negative": "Air quality measurements taken at various locations show that the concentrations have consistently remained within acceptable limits."}
{"query": "What is the significance of traceability in safety-related applications?", "positive": "Inspectors identified a minor violation of 10 CFR 50, Appendix B, Criterion VIII, \"Identification and Control of Materials, Parts, and Components,\" when the licensee failed to maintain traceability of lubricants used in safety-related applications.", "negative": "The correct packaging was used for both shipments, no radiation limits were exceeded, and there was no breach of the packages during transport."}
{"query": "environmental monitoring for radioactive materials", "positive": "Environmental Monitoring & Air Sampling for Radioactive Labs is a key component in ensuring safety and compliance with regulatory standards for handling radioactive materials.", "negative": "The H-115S course on Characterization and Planning for Decommissioning teaches strategies for effectively scheduling and managing the decommissioning process."}
{"query": "What are the requirements for loading under-burned Westinghouse 15x15 fuel assemblies?", "positive": "Under-burned Westinghouse 15x15 assemblies (assemblies with a maximum enrichment greater than that dictated by the burnup credit loading curve) may be loaded provided that an RCCA is inserted in the assembly, the enrichment is equal to or less than 4.05 wt. % 235U, and the assembly burnup is greater than or equal to 12,000 MWd/MTU.", "negative": "Spacers should be used in TSCs to reduce axial gaps for the spent fuel assemblies, nonfuel hardware or damaged fuel cans."}
{"query": "control rod reactivity control", "positive": "CONTROL ROD REACTIVITY CONTROL allows the operator to manage the reactor's thermal power by manipulating the neutron flux levels within the reactor core.", "negative": "The flowchart illustrates the sequence of events during a reactor trip, detailing components such as breakers and turbine trips that are critical for nuclear plant safety."}
{"query": "What are the criteria for safety systems in nuclear power generating stations?", "positive": "IEEE Std 603-1991, IEEE Standard Criteria for Safety Systems for Nuclear Power Generating Stations.", "negative": "Nuclear Energy Institute, NEI Report 08-09, Revision 6 and Addendums, Cyber Security Plan for Nuclear Power Reactors."}
{"query": "What is the accuracy assessment for flow transmitters used in nuclear applications?", "positive": "Per Inputs 4.3.1 and 4.3.25, V_AFT is determined for each transmitter as follows: V_AFT = \u00b10.2% span. From Section 7.4.1, the output range for each transmitter is 4 to 20 mA (span = 16 mA). As such, V_AFT = \u00b10.2% * (16 mA) V_AFT = \u00b10.032 mA.", "negative": "From Figure 1 of Section 7.2, calibrated input and output ranges are as follows: FT 1E31-N075A&B: input range of 0 to 216 inwc (span = 216 inwc) directly corresponding to output range of 4 to 20 mA (span = 16 mA) and 0 to 260 gpm."}
{"query": "significant cost-beneficial SAMAs", "positive": "Further, the NRC staff did not otherwise identify any new and significant information that would alter the conclusions reached in the previous SAMA analysis for Oconee Station.", "negative": "Note: All NUREG reports listed in Appendix F are available electronically from the NRC\u2019s public website found at [NRC NUREG reports](https://www.nrc.gov/reading-rm/doc-collections/nuregs/index.html). From this site, the public can gain access to NRC\u2019s collection of technical reports by using the technical report numbers (e.g., NUREG-xxxx or NUREG/CR-xxxx)."}
{"query": "What is the procedure for initiating ARI during a reactor incident?", "positive": "Given the plant operating at power with an un-isolable primary system discharging into Secondary Containment and RPS failing to scram the Reactor, the crew will manually initiate ARI, in accordance with EOP-5 and AOP-1. ARI must be manually initiated within 5 minutes of when an area reaching the Maximum Safe Temperature.", "negative": "The emergency RPV depressurization must be initiated within 15 minutes of when the second Maximum Safe Temperature is exceeded."}
{"query": "ASME Code Class 1 Examination requirements", "positive": "ASME Code Class 1, Examination Category R-A, Item No. R1.20 pertains to High Safety Significant (HSS) pressure-retaining welds which are not subject to any degradation method while Item Nos. R1.16 and R1.11 are HSS pressure-retaining welds subject to IGSCC or TG SCC and thermal fatigue, respectively.", "negative": "The licensee adopted ASME Code Case N-460, \"Alternative Examination Coverage for Class 1 and Class 2 Welds, Section XI, Division 1,\" which defines \"essentially 100 percent\" as greater than 90 percent coverage of the examination volume or surface area, as applicable."}
{"query": "RWCU system isolation regulations", "positive": "Design Analysis IP-C-0096, \u201cSetpoint Calculation Reactor Water Cleanup (RWCU) System Isolation-Differential Flow Timers, 1E31R615A(B), and 1E31R616A(B),\u201d Revision 0B, Section 4.6, \u201cCalculations\u201d is a critical reference for ensuring the appropriate operational parameters for RWCU systems.", "negative": "The NRC staff requests the licensee to have the information above available and accessible for the NRC staff\u2019s review via a web portal within 2 weeks of the date of this audit plan."}
{"query": "Will anticipated weather variations influence the atmospheric dilution factor considered for evaluating the consequences of design basis accidents?", "positive": "Climatological changes are expected to affect the site-specific, 50th percentile atmospheric dilution factor (i.e., X/Q) used to evaluate dose consequences from postulated design basis accidents. The X/Q around the site is dependent on local meteorological conditions (wind speed, direction, and stability class).", "negative": "A higher dispersion factor is more beneficial in a severe accident."}
{"query": "The analysis of the most reactive configurations involves considering the influence of factors such as neutron absorber placement on fuel assemblies.", "positive": "The most reactive normal configuration was determined by studying the reactivity effect of the following credible normal scenarios: Storage of non-channeled assemblies, Eccentric loadings, and Pool moderator temperature variation.", "negative": "The reactor's safety protocols dictate that operators must follow strict procedures to prevent any operational errors during fuel handling."}
{"query": "What is the role of Mechanical Vacuum Pump Instrumentation in nuclear plant operations?", "positive": "This LCO is applicable in Modes 1 and 2 with any MVP in service, any main steam line not isolated, and Thermal Power \u226410%.", "negative": "Condition B is a loss of function and is excluded."}
{"query": "What is the purpose of radiological analysis in nuclear licensing?", "positive": "Radiological analysis is conducted to ensure that the potential radiological impacts of operations are understood, mitigated, and compliant with regulatory standards.", "negative": "The construction of the facility began in early 2022 and has progressed according to the planned schedule without significant delays."}
{"query": "The design and evaluation of the strainers are crucial for ensuring the effective performance of the emergency core cooling system during adverse conditions.", "positive": "The original design sizing of the RHR and CS suction strainers installed under EDP-29024 was based on assumed single failure of an entire ECCS division, resulting in operation of the functional division of RHR as a single pump on one strainer in torus cooling mode (10,000 gpm rated) and both CS pumps in the functional division operating at a throttled total flow of 6350 gpm on one strainer.", "negative": "Table 2-4 shows the runout pump flow rates for different pump trains, indicating the operational capacity for each component involved."}
{"query": "The updated decommissioning funding plan must account for changes in the status of authorized possession limits to accurately reflect associated costs.", "positive": "Changes in authorized possession limits. As stated below, the ISFSI DCE is based on ISFSIs that are sized, when used in conjunction with the spent fuel pool, to accommodate the spent fuel generated over the life of the station.", "negative": "There have been no reported spills at the ISFSI."}
{"query": "What are Severe Accident Mitigation Alternatives (SAMAs) in nuclear regulatory context?", "positive": "SAMA Category refers to the classification of various safety alternatives identified to address severe accidents at nuclear power plants.", "negative": "Provide an alternate source of water for the residual heat removal service water (RHRSW)/emergency service water (ESW) pit."}
{"query": "What is the role of factors of safety in structural stability analysis?", "positive": "To positively insure against stability failure from overturning or sliding the lake due to maximum earth pressure forces, the intake structure is anchored into the solid rock foundation with grouted steel dowels. Also, when the wave forces are applied against the open face of the intake structure, they act against the saturated earth pressures and thereby increase the factors of safety against overturning and sliding.", "negative": "Does not apply to inland sites."}
{"query": "Licensees must adhere to the NRC's regulations regarding the evaluation of potential safety concerns after licensing is granted.", "positive": "The NRC requires a licensee to submit a safety analysis report that demonstrates the adequacy of proposed safety systems and the safe operation of the facility.", "negative": "In the context of architectural design, the layout of reactor buildings must ensure compliance with operational efficiency and economic feasibility."}
{"query": "What is the significance of nuclide confidence index in nuclear regulatory filings?", "positive": "Nuclide confidence index threshold = 0.30.", "negative": "Errors quoted at 2.00 sigma."}
{"query": "What is the lift-off force in nuclear reactor mechanics?", "positive": "Lift-Off Force is defined by the equation F (kip) = 1,330.4 - 23.60 * Log\u2081\u2080(T), where T is the time since the Structural Integrity Test (SIT) in years on a logarithmic scale.", "negative": "The Circumferential Common Tendon 45BA Mean Force Trend Line represents the average force trend over a specified duration."}
{"query": "What are the safety evaluations required for nuclear reactor licensing?", "positive": "The safety evaluation report is a comprehensive document that provides an in-depth analysis of the safety features and performance of the reactor, outlining necessary compliance with federal regulations.", "negative": "The licensing process for nuclear reactors involves various stages including the submission of technical specifications, environmental reports, and safety analyses."}
{"query": "regulation of fusion reactors", "positive": "Asserted NRC regulatory jurisdiction over commercial fusion energy devices", "negative": "Discussions have often focused on regulating fusion devices as \u201cutilization facilities\u201d"}
{"query": "non-transportation combustion emission estimates", "positive": "Non-transportation combustion emission estimates are critical for understanding the impact of various equipment and their operational phases on air quality and compliance with regulatory standards.", "negative": "The analysis included various phases of equipment operation and emissions, but did not provide specific details on water usage or conservation methods employed during the process."}
{"query": "What is the significance of graphite material in high-temperature reactors?", "positive": "Graphite serves as a moderator in the Kairos Power Fluoride Salt-Cooled High-Temperature Reactor, facilitating the nuclear reactions necessary for power generation.", "negative": "The advanced reactor licensing team is responsible for ensuring compliance with all regulatory standards and safety protocols."}
{"query": "fuel assembly burnup measurements", "positive": "| Initial Assembly      | Assembly Average Burnup (B) GWd/MTU |\n|-----------------------|--------------------------------------|\n| Avg. Enrichment wt % 235U (E) | 45< B | 46< B | 47< B | 48< B | 49< B | 50< B | 51< B |", "negative": "Nuclear reactors operate under rigorous safety protocols to ensure both operational integrity and protection of the public."}
{"query": "what is the Reynolds number in fluid dynamics", "positive": "The Reynolds number is calculated per PTC 19.5 (Ref. 6.8), Equation 3-15.9 following: \\[ R_D = \\frac{q_m}{75 \\cdot \\mu \\cdot \\pi \\cdot D} \\] (Equation 5) Where: - \\( R_D \\) = Reynolds number - \\( q_m \\) = mass flow (lb/hr) - \\( \\mu \\) = Kinematic viscosity of water at operating temperature (ft\u00b2/sec) - \\( \\pi \\) = 3.14159 - \\( D \\) = pipe diameter (inches)", "negative": "Maximum flow rate: - \\( lb/hr = (250 \\, gpm)(60 \\, min/hr)(\\frac{1}{7.4805195 \\, gallons/ft^3})(ft^3)(\\frac{1}{0.016204 \\, ft^3/lb}) \\) - \\( lb/hr = 123,748 \\, lbm/hr \\)"}
{"query": "What is an IND-3 heavy industrial district in the context of nuclear facilities?", "positive": "As defined in the City of Oak Ridge Zoning Ordinance, Article VIII, Section 8.03, the IND-3, heavy industrial district is established to provide sites for activities which involve manufacturing facilities that have a greater impact on the surrounding area than industries found in the IND-2 (general industrial district), including the involvement of radioactive materials (COR, 2010).", "negative": "Current coal production includes bituminous coal from 22 counties in the Cumberland Plateau and Cumberland Mountains regions, which includes a slight portion of western Roane County (TGS, 2020; OSMRE, 2019)."}
{"query": "The NRC must assess the environmental significance of seismic events related to reactor operations, particularly regarding historical earthquakes like the 2011 Mineral earthquake.", "positive": "Aging problems associated with SSCs, including reactor pressure vessel embrittlement, irradiation-assisted stress corrosion cracking of reactor internals, concrete structures and containment degradation, and electrical cable qualification and condition assessment, were identified in SECY-14-0016, Memorandum from Mark A. Satorius, NRC Executive Director of Operations, to NRC Commissioners, re: Ongoing Staff Activities to Assess Regulatory Considerations for Power Reactor Subsequent License Renewal at 1 (Jan. 31, 2014) (ML14050A306) and the NRC\u2019s five-volume Expanded Materials Degradation Assessment (EMDA), NUREG/CR-7153 (Oct. 2014) (\u201cEMDA Report\u201d).", "negative": "This argument is without merit. Petitioners clearly and explicitly state that Dominion must evaluate the environmental significance of the 2011 Mineral earthquake in light of the NRC\u2019s exclusive reliance on a generic finding that the environmental impacts of reactor operation are small because their design bases are adequate to protect against likely events (with no consideration of the impact of the Mineral earthquake on its analysis)."}
{"query": "stainless steel closure bolting aging effects", "positive": "The Bolting Integrity (B.2.1.10) program will be used to manage cracking of the stainless steel bolting exposed to air - indoor uncontrolled in the Process Sampling and Radiation Monitoring System and Standby Liquid Control System.", "negative": "Not Applicable. There are no stainless steel underground piping, piping components, or tanks in Auxiliary Systems. See Subsection 3.3.2.2.3."}
{"query": "The NRC evaluates the qualifications of operators based on their training and experience.", "positive": "The regulatory framework mandates that reactor operators must possess a valid Nuclear Regulatory Commission (NRC) license that verifies their competencies and adherence to safety standards.", "negative": "A thorough analysis of the reactor\u2019s cooling system is crucial to ensuring operational integrity."}
{"query": "What is Y-90 licensing guidance?", "positive": "He appears to be qualified to be an authorized user for Theraspheres under pathway three in the Y-90 licensing guidance, dated April 20, 2021.", "negative": "My understanding is that you would like to add Dr. Tew as an authorized user for 35.1000 Y-90 both Theraspheres and SIR-spheres."}
{"query": "What is the response time for a reactor protection system?", "positive": "The RPS RESPONSE TIME shall be that time interval from when the monitored parameter exceeds its RPS trip setpoint at the channel sensor until de-energization of the scram pilot valve solenoids.", "negative": "The Online Monitoring Program must be implemented in accordance with AMS-TR-0720R2-A, 'Online Monitoring Technology to Extend Calibration Intervals of Nuclear Plant Pressure Transmitters' (proprietary version)."}
{"query": "The loading table specifies the average burn-up in GWd/MTU for different enrichments of uranium.", "positive": "| Minimum Initial Assembly Avg.  |    WE 14\u00d714 Assembly Average Burnup (B)    |", "negative": "The table presents a clear delineation of enrichment wt % 235U across varying ranges."}
{"query": "The examination of critical heat flux conditions is fundamental in ensuring reactor safety during operation.", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation provides an important methodology to analyze critical heat flux and its implications for operational safety in nuclear reactors.", "negative": "The document outlines the various types of test assembly conditions used in non-mixing grid tests to evaluate performance."}
{"query": "The regulation of the minimum detectable concentration is crucial in assessing radioactive material levels.", "positive": "- **MDC**: Minimum Detectable Concentration", "negative": "Westinghouse Electric Company, LLC is located in Columbia, South Carolina."}
{"query": "remote position indication testing", "positive": "Remote Position Indication (RPI) for Motor-Operated Valves (MOV) is \u201csensed\u201d by limit switches (LS) located inside the closed MOV LS compartment. There are small sealed LS gearboxes gear-connected to the actuator wormshaft. Each LS gearbox drives an output rotor that makes/breaks the electrical contacts on the fingerboards. The III-3300 RPI test means to accomplish two things; that the RPI functions (i.e., no bad bulbs) AND that the RPI accurately reflects valve position.", "negative": "Inservice Testing, also called Diagnostic Testing (DIAG), is performed on MOV\u2019s in accordance with III-6000. A MOV DIAG is required to be performed at intervals not to exceed 10 years."}
{"query": "What does the client ID represent in nuclear sample reporting?", "positive": "Each sample in the QC Summary Report is associated with a unique client ID that identifies the specific analysis requested for regulatory compliance.", "negative": "The samples including L88710-1 through L88710-20 are part of standard quality control procedures in analytical laboratories, ensuring accuracy and reliability in reporting."}
{"query": "dry film thickness in coating systems", "positive": "Dry Film Thickness refers to the thickness of the dry coating layer applied to a surface, measured in mils, which is crucial for ensuring the coating's protective qualities for concrete surfaces.", "negative": "Mobil/Valspar is a manufacturer known for creating a wide range of coatings that are used in various industrial applications, including concrete protection."}
{"query": "What are the specifications regarding weather data collection for nuclear sites?", "positive": "The National Weather Service operates a network of Cooperative Observer Stations (COOP) that collect meteorological data across the United States, including temperature, precipitation, and other climatic conditions relevant to nuclear safety assessments.", "negative": "The Cape May 2NW station provides climate data for various analyses and has recorded conditions such as elevation and distance from nearby facilities, but it does not directly relate to nuclear regulatory processes or safety."}
{"query": "The procedure involves ensuring that the air supply for the control valves is managed correctly.", "positive": "CLOSE the Air Supply Isolation Valve, 11CV160 A/S, AIR SUPPLY FOR 11CV160.  **STANDARD:** Locates and simulates closing the Supply Isolation Valve, 11CV160 A/S, AIR SUPPLY FOR 11CV160.", "negative": "PROCEED to Unit 1 Cont Air Redundant Air Supply Wall Mntd Pnl 701-1A, El 122', near the Boric Acid Storage Tanks.  **STANDARD:** Locates Unit 1 Cont Air Redundant Air Supply Wall Mntd Pnl 701-1A."}
{"query": "What are the human health impacts from chemical releases in nuclear power plants?", "positive": "In the 2013 GEIS, the NRC reviewed potential human health impacts from chemicals associated with nuclear power plant operations (NRC 2013). Human health effects potentially occur at BFN and other nuclear power plants as a result of discharges of chlorine or other biocides, small-volume discharges of sanitary or other liquid wastes, chemical spills, and metals leached from cooling system piping and condenser tubing.", "negative": "Wheeler Reservoir averages between 1- and 1.5-miles wide near BFN and is used by the public for recreational boating, fishing, and swimming."}
{"query": "What are the requirements for biennial leakage testing of motor-operated valves in nuclear plants?", "positive": "Specifically, relief from the ASME OM Code, Section ISTC-3630, biennial leakage testing requirements was requested for Turkey Point motor-operated isolation valves, MOV-864A/B, located on the Refueling Water Storage Tank (RWST) outlet lines, and MOV-856A/B, located on the RWST return lines, on the basis that the proposed alternative would provide an acceptable level of quality and safety.", "negative": "The information in this RAI response provides additional information that clarifies the application and does not expand the scope of the application."}
{"query": "What is an Environmental Impact Statement in nuclear projects?", "positive": "An Environmental Impact Statement (EIS) is a document required by the National Environmental Policy Act (NEPA) that describes the potential environmental effects of a proposed federal action, such as the approval of licenses for uranium milling facilities.", "negative": "The report outlines the history of uranium mining practices in the United States and discusses various mining technologies, including traditional open-pit and underground methods."}
{"query": "What are marching algorithms in nuclear plant simulations?", "positive": "The algorithms were designed to handle generic configurations of components, meaning that the user can design arbitrary networks as long as the configuration is valid (i.e., there is a source, active pumps, and a sink).", "negative": "At any given time during the simulation, the state of the plant can be defined by a fixed set of parameters (i.e., the on/off states of components, the quantity of debris stored by components, etc.)."}
{"query": "What is the meaning of ANS in nuclear safety contexts?", "positive": "The ANS (American National Standards) standards are critical for ensuring safety and consistency in nuclear plant operations and evaluations.", "negative": "The HPCI (High Pressure Coolant Injection) system is designed to provide emergency core cooling during loss-of-coolant accidents."}
{"query": "What are the licensing commitments detailed in the Technical Requirements Manual?", "positive": "Technical requirements that are licensing commitments, but which may be controlled by the licensee in accordance with the process for changes, tests, and experiments as provided in 10 CFR 50.59, can be maintained in the Technical Requirements Manual (TRM).", "negative": "The area temperature monitoring requirements are addressed in Technical Requirements Manual TR 13.7.5, Area Temperature Monitoring."}
{"query": "The average burnup of the WE 14x14 assembly is affected by the enrichment levels of uranium in the fuel rods.", "positive": "WE 14x14 Assembly Average Burnup (B) GWd/MTU", "negative": "Certificate of Compliance No. 1031"}
{"query": "During the shutdown cooling process, the reactor water temperature gradually decreased from 210\u00b0F before cooling was lost.", "positive": "At Time = 40 minutes, Shutdown Cooling (SDC) is restored.", "negative": "Reactor pressure is 0 psig."}
{"query": "The map illustrates the surrounding types of water supply wells near the VEGP site, including agricultural, municipal, and industrial wells.", "positive": "Figure 2.4.12-19 Locations of Agricultural, Industrial, Municipal, and Public Water Supply Wells Within 25 Miles of the VEGP Site.", "negative": "The VEGP site is marked on a geographical map showing various indicators and outlines in the vicinity of the facilities."}
{"query": "sanitary sewage disposal of radioactive waste", "positive": "The first mechanism, found in 10 CFR 20.203(a), permits a broad range of licensees to dispose of radioactive materials used in industrial and medical applications into sanitary sewerage, under certain specific conditions.", "negative": "The Commission considered sewage disposal for insoluble materials compared to 'dispersible biological materials,' and found that in the case of insoluble materials a 'broad provision' allowing for sewage disposal was not advantageous compared to alternative disposal options (such as disposal at a low-level radioactive waste disposal facility)."}
{"query": "nuclear licensing requirements", "positive": "The licensing process for nuclear facilities is governed by a set of regulatory requirements that ensure safety and compliance with federal laws.", "negative": "The photographs from 1968 and 1969 showcase the construction of the Palisades Nuclear Plant, capturing its early development stages."}
{"query": "probable maximum flood hydrograph", "positive": "Probable Maximum Flood Hydrograph at River Mile 151.1 by Routing Corps of Engineers PMF Outflow Hydrograph (Valley Storage Taken Into Account) at Clark Hill Dam Through Savannah River", "negative": "Site Area"}
{"query": "The measurement of activity for various isotopes is expressed in picocuries per gram, highlighting the significance of understanding these values in regulatory submissions.", "positive": "Activity (pCi/grams) is a critical measurement for assessing the radioactivity present in nuclides, which influences regulatory compliance and safety evaluations.", "negative": "Regulatory compliance is essential for ensuring the safe operation of nuclear facilities and protecting public health and safety."}
{"query": "What information does the NCDC provide in their climatography reports?", "positive": "National Climatic Data Center (NCDC), \u201cClimatography of the United States No. 20, 1971-2000, Chestertown, MD\u201d, published by NCDC, Asheville North Carolina, available at NCDC website, [http://www.ncdc.noaa.gov/oa/mpp/](http://www.ncdc.noaa.gov/oa/mpp/), 2001(b).", "negative": "The NRC requires licensees to conduct comprehensive assessments of seismic hazards as part of the regulatory process."}
{"query": "The minimum detectable activity (MDA) for nuclides is essential for ensuring accurate measurements.", "positive": "Nuclide MDA (pCi/grams) indicates the minimum detectable activity for each corresponding nuclide based on its specific properties and the detection method used.", "negative": "The energy levels of various nuclides can significantly affect their detection and interpretation during sampling."}
{"query": "What is the purpose of ultrasonic examination in nuclear procurement?", "positive": "Three ASTM A182 Round Rods, Heat #8-2100, MT-2670 | Ultrasonic Examination (UT)| 100-UT-002D Rev 8   | Epoch 650 s/n 10885                        | Ethan Holeyc UT III         | Approved by Level III           | MISTRAS Project #41276420                   |                        | Performed 2/26/2024    |                                             |                              |                                |", "negative": "Also reviewed NDE records associated with Orders listed in Figure 1 of this checklist."}
{"query": "What is the NRC's approach to management directives?", "positive": "Following Commission approval of change in the drug testing program, ADM will develop a new Management Directive to describe the drug testing policy and provide an overview of the procedures that employees are expected to follow.", "negative": "This recommendation will be closed when OIG evaluates the revised and approved Management Directive containing the drug testing policy and procedures that employees are expected to follow."}
{"query": "What are the proposed technical specification changes for the Wolf Creek Generating Station?", "positive": "The proposed technical specifications changes for the Wolf Creek Generating Station include modifications in response to the risk-informed resolution of Generic Letter 2004-02 to enhance safety and compliance with regulatory standards.", "negative": "The performance of the Wolf Creek Generating Station is closely monitored to ensure that it operates within established safety margins and conforms to the specifications required by the Nuclear Regulatory Commission."}
{"query": "What is the significance of the Auxiliary Feedwater (AFW) System in nuclear safety?", "positive": "3.7.5 Auxiliary Feedwater (AFW) System: C. One motor-driven AFW pump and one turbine-driven pump steam supply inoperable | 1.4 days", "negative": "3.8.4 DC Sources - Operating: B. One battery inoperable | 7.8 days"}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis involves the detection and quantification of gamma radiation emitted from a sample, where the energy and intensity of the peaks in the spectrum provide information about the isotopes present and their concentrations.", "negative": "The sample was acquired on June 11, 2019, and the peak analysis was performed with a channel range from 100 to 4096, allowing for a comprehensive view of the detected gamma radiation."}
{"query": "The IC System must remain functional during various reactor modes to ensure safety and compliance.", "positive": "**LCO 3.5.3** The IC System shall be OPERABLE.", "negative": "A. IC System inoperable."}
{"query": "What factors are considered in the analysis of strainer head loss?", "positive": "The failure modes related to strainer head loss are analyzed using the NARWHAL software.", "negative": "Chemical release into sump pool can impact the overall safety analysis but does not directly relate to strainer head loss."}
{"query": "spent resins waste management", "positive": "Spent resins, which are generated during the operation of nuclear reactors, require careful management and disposal due to their radioactive nature and potential long-term environmental impact.", "negative": "The guide tubes support the movement of control rods within the reactor, ensuring proper reactivity management during operation."}
{"query": "During the ARITA process, technical evaluations are crucial for determining compliance with safety standards.", "positive": "The ARITA process involves a thorough review of technical safety evaluations to ensure compliance with regulatory requirements.", "negative": "The team will coordinate schedules to find a time that works best for everyone involved in the meeting."}
{"query": "The maximum horizontal speed of a hurricane missile is determined based on site-specific wind conditions.", "positive": "**V\u2095\u2099 max** is the maximum horizontal speed of a hurricane missile from RG 1.221 Table 2, linearly interpolated to the corresponding hurricane site characteristic wind speed of 159 mph.", "negative": "Schedule 40 Pipe measures 6.625 inches in diameter and 15 feet in length, with a mass of 287 pounds."}
{"query": "manual scram system in nuclear reactors", "positive": "12 \u2013 Manual Scram   | None          | None                 | 1) Manual Initiation   | None | a) Manual SCRAM | b) Reactor Mode Switch \u2013 Shutdown Position", "negative": "Electrohydraulic Control is a system used to operate various components in the turbine system."}
{"query": "The NRC mandates specific sample sizes for the examination of tendon systems as specified in the regulatory guidelines.", "positive": "the Regulatory Guide 1.35 requires 'Examination sample size - six dome, five vertical, and ten hoop tendons,'", "negative": "There are ten numerical values listed in Table 3 for Unit 1 year 1 hoop tendon forces, but only seven forces are plotted in figure 1."}
{"query": "What is the mission of Kairos Power?", "positive": "Kairos Power\u2019s mission is to enable the world\u2019s transition to clean energy, with the ultimate goal of dramatically improving people\u2019s quality of life while protecting the environment.", "negative": "The NRC requires licensees to maintain effective communication with emergency responders in the event of a nuclear incident."}
{"query": "The NRC's Structures Monitoring program addresses the management of aging effects in concrete components.", "positive": "Cracking; loss of bond; and loss of material (spalling, scaling) due to corrosion of embedded steel", "negative": "Concrete is a widely used building material known for its durability and strength, often utilized in construction projects worldwide."}
{"query": "industrial area zoning regulations in nuclear sites", "positive": "The industrial area is zoned as a heavy industrial district (I-2) for principle uses associated with heavy industry and manufacturing development, and for uses that by the nature of the product or character of the activity requires isolation from residential or commercial use.", "negative": "Land use description focuses on Wright and Sherburne counties, Minnesota, because as described in Section 2.5, approximately 66 percent of the MNGP permanent workforce reside in the two counties and MNGP pays taxes to Wright County."}
{"query": "The NRC assesses the environmental impact of mining activities close to nuclear facilities.", "positive": "Table 3.12-1 lists active projects within 80 km of the CUP, detailing the type and status of each facility.", "negative": "Surface strip mining has various environmental implications, often leading to significant land degradation."}
{"query": "Ra 226 Gamma Spectrometry Analysis", "positive": "Ra 226/228 Gamma Spec Norm Library, U/th Alpha Spec", "negative": "Do not dispose of samples until requested."}
{"query": "What is the role of the auxiliary building in nuclear safety?", "positive": "The auxiliary building is a safety-related, Design Class I structure that provides structural support, shelter, and protection for components relied upon to provide the capability to shutdown the reactor and maintain it in a safe shutdown condition.", "negative": "The foundation of the auxiliary building is reinforced concrete consisting of three separate elevations, all of which are founded on bedrock."}
{"query": "The NRC assesses the impact of high burnup spent nuclear fuel during extended storage scenarios.", "positive": "The ongoing research on high burnup spent nuclear fuel addresses its performance and integrity under extended storage conditions, focusing on both safety and technical challenges.", "negative": "The presentation will also cover administrative details regarding the timely submission of documents for the meeting."}
{"query": "The NRC requires accurate reporting of any product codes associated with licensing.", "positive": "Thermo Fisher Scientific   | TX-0634-D-862-S     | 2007-11-06   | 5188                       |", "negative": "The preferred product code for the 9200 series is TX-0634-D-870-S."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a thorough review of safety, environmental, and operational aspects of nuclear power plants before they can operate.", "negative": "The Millstone Power Station has a long history of providing reliable electricity to the region, contributing to the overall energy demands of New England."}
{"query": "What are the potential impacts of changes made to plant operations under the regulatory framework?", "positive": "...there\u2019s really no limit, other than from a risk perspective, the types of changes that can be made.", "negative": "You could maybe increase my operating temperatures. You could increase flow rates."}
{"query": "What is the purpose of the Fusion Industry Association?", "positive": "The Fusion Industry Association is an international coalition of companies working to electrify the world with fusion - the unparalleled power of the stars.", "negative": "The world is increasingly focused on sustainable energy solutions that reduce carbon emissions and reliance on fossil fuels."}
{"query": "probable maximum flood analysis", "positive": "NUREG/CR-7046 (Reference 2.2-1) recommends increasing the unit hydrograph peak discharge by 5% to 20% and reducing the unit hydrograph lag time by 33% to account for non-linearity effects during an extreme event such as the PMF.", "negative": "The hydraulic conditions in the Missouri River between Gavins Point Dam (approximate RM 810) and CNS during flood flows are complex due to the presence of revetment, river training structures, levees, roadway embankments, river meanders, and bridges."}
{"query": "The NRC specifies that licensees must comply with regulations outlined in Title 10 of the Code of Federal Regulations, including detailed requirements for licensing applications.", "positive": "Reference 36 should be Chapter 11 of 10 CFR 100 as identified on Page 17 (Section 2.f. / 2nd Paragraph / 1st Sentence). The title for Chapter 11 is also missing.", "negative": "Editorial: Reference 9 and 10 are out of order as they appear in the main body of the document."}
{"query": "fuel assembly average burnup", "positive": "The table outlines the loading characteristics for pressurized water reactor (PWR) fuel assemblies, specifically detailing the average burnup limits in gigawatt-days per metric ton of uranium (Gwd/MTU) and the minimum cooling time required for various enrichment levels of the assemblies.", "negative": "The Certificate of Compliance No. 1031 provides a regulatory framework for the approval of designs and changes in nuclear facility operations as regulated by the NRC."}
{"query": "The licensing process involves assessing the safety and performance of new reactor systems using established regulatory frameworks.", "positive": "The planned license amendment requests regarding the adoption of PAD5\u2122 code, FSLOCA, and the use of AXIOM\u2122 fuel rod cladding are crucial for ensuring the safety and efficiency of operations at the Catawba and McGuire Nuclear Stations.", "negative": "Several organizations participated in the meeting to discuss the improvements and updates in the nuclear sector."}
{"query": "The calculation of total clean strainer head loss is determined by factors such as strainer flow rate and water temperature.", "positive": "The head loss at the exit of the stack was determined by modeling it as flow exiting a pipe.", "negative": "The velocity through the perforated plate openings for the generic PCI prototype is much higher than that of the Wolf Creek strainer."}
{"query": "The classification of land use is essential for understanding the environmental impact of a nuclear reactor site.", "positive": "Entire area within site boundary is zoned industrial. Actual land cover within the site boundary varies.", "negative": "Agricultural land use dominated the regional landscape, comprising 92.5% of the region area."}
{"query": "What is the role of the FLUKE 5700A in regulatory compliance?", "positive": "The FLUKE 5700A is a precision instrument used in the calibration of measurement devices, ensuring that all equipment meets regulatory compliance for safety and operational efficiency.", "negative": "The manufacturer of the equipment listed in the table is responsible for providing all relevant specifications and support documentation to the regulatory body."}
{"query": "What is the purpose of the Congressional Review Act in regulatory processes?", "positive": "The Congressional Review Act allows Congress to review and potentially overturn federal regulations by issuing a 'joint resolution of disapproval.'", "negative": "The form requires the agency to provide the name of the department or agency submitting the regulation."}
{"query": "What is the significance of the Sprayed Containment Volume in nuclear plants?", "positive": "Compartment number 1 - Name: Sprayed Containment Volume - Compartment volume = 2.3600E+06 (Cubic feet) - Compartment type: Normal - Removal devices within compartment: Deposition - Pathways in and out of compartment: 1 - Inlet Pathway Number 2: Sprayed Containment Volume to Sprayed Containment - Exit Pathway Number 3: Sprayed Containment Volume to Environment - Exit Pathway Number 3: Sprayed Containment Volume to Dummy Sprayed", "negative": "RADTRAD Version 3.03 (Spring 2001) run on 12/14/2023 at 10:05:17"}
{"query": "Nuclide MDA", "positive": "The Minimum Detectable Activity (MDA) for a nuclide is defined as the lowest concentration of the nuclide that can be reliably detected and quantified in a sample, expressed in picoCuries per gram (pCi/grams).", "negative": "The activity of nuclides like EU-152 can vary significantly based on their decay paths and energy emissions."}
{"query": "containment pressure analysis", "positive": "Figure 6.2-62 presents the containment pressure during the depressurization analysis at 55\u00b0F SW, measured in pounds per square inch absolute (psia).", "negative": "Figure 6.2-63 outlines the containment temperature during the depressurization analysis at 55\u00b0F SW, measured in degrees Fahrenheit (\u00b0F)."}
{"query": "What is the critical heat flux (CHF) in nuclear reactors?", "positive": "A CHF correlation is developed based on these experimental measurements.", "negative": "The tests performed at the Babcock and Wilcox's Alliance Research Center (ARC) test facility are identified with the prefix \u201cAR\u201d."}
{"query": "What is the purpose of the Alert Notification System in nuclear emergency response?", "positive": "Wireless Emergency Alerts (WEA) will be used to alert the public of an emergency at River Bend Station.", "negative": "Total breakdown is backed up by the special lines outside the Centrex System."}
{"query": "The NRC evaluates nuclear power plants to ensure their compliance with safety standards during operation.", "positive": "The NRC requires licensees to analyze emergency zones for potential accidents to safeguard public health and safety.", "negative": "The Generic Environmental Impact Statement provides insights into various environmental considerations, but does not address the specifics of nuclear plant licensing."}
{"query": "What measures are in place for maintaining cooling in spent fuel pools?", "positive": "The KF System provides adequate capacity to maintain an acceptable temperature range for the normal and maximum heat loads. The large heat capacity of the fuel pool allows enough time for maintenance to assure necessary cooling in the event of component failures including a complete loss of forced cooling.", "negative": "Electrical power is supplied from emergency power buses to each of the spent fuel pool pumps. Each pump is connected to these emergency power buses so that it receives power from a separate diesel generator set from the other pump, should offsite power be lost."}
{"query": "risk-significant SSCs", "positive": "In the TR, Holtec proposed a methodology for identifying candidate risk-significant SSCs using the SMR-300 PRA.", "negative": "The methodology in the TR can only be used in concert with a PRA and analysis of CDF and either LRF or LERF, as applicable, that the NRC staff has determined to be technically acceptable and addresses internal and external hazards and all operating modes, including low-power and shutdown, as required for specific licensing submittals."}
{"query": "The TVA Nuclear Quality Assurance Plan incorporates components that are crucial for the reliability of nuclear operations.", "positive": "The TVA Nuclear Quality Assurance Plan (NQAP) implements the requirements of 10 CFR 50, Appendix B and is consistent with the summary in Appendix A.2, \u201cQuality Assurance For Aging Management Programs (Branch Technical Position QMB-1)\" of NUREG-2192.", "negative": "Operating experience (OE) from plant-specific and industry sources is captured and systematically reviewed on an ongoing basis in accordance with the quality assurance program, which meets the requirements of 10 CFR Part 50, Appendix B, and the OE program, which meets the requirements of NUREG-0737."}
{"query": "What is the confidence index for nuclides in nuclear regulatory filings?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000 sigma."}
{"query": "The emergency communication systems at River Bend Station include Wireless Emergency Alerts to inform the public about potential hazards.", "positive": "Wireless Emergency Alerts (WEA) will be used to alert the public of an emergency at River Bend Station.", "negative": "East Feliciana Parish has requested priority service from the Telephone Company for restoring service provided in the Parish EOC."}
{"query": "What is the role of Strontium-90 in radioactive analysis?", "positive": "Strontium-90 is analyzed in radiation testing to determine its concentration in environmental samples, typically reported in units of picocuries per gram (pCi/g).", "negative": "The LaCUBR Site Restoration Project focuses on the remediation of the LaCUBR site, ensuring compliance with environmental regulations set by the NRC."}
{"query": "activity measurement for radioactive nuclides", "positive": "| Nuclide Name | Id   | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------------|------|---------------|-----------|----------------------|----------------------|\n| K-40          | 0.99 | 1460.75 *     | 10.67     | 5.07E+00             | 8.63E-01             |\n| CS-137        | 1.00 | 661.65 *      | 85.12     | 3.80E-02             | 3.39E-02             |", "negative": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty |\n|---------------|-------------|------------|-------------------------------|-------------------------------|\n| K-40          | 0.994       |            | 5.07E+00                      | 8.63E-01                     |\n| CS-137        | 1.000       |            | 3.80E-02                      | 3.39E-02                     |"}
{"query": "radionuclide concentration in soil samples", "positive": "The summary of gamma spectroscopy results for judgmental soil samples indicates the concentrations of various radionuclides, such as Co-60, Cs-137, Eu-152, Eu-154, and Sr-90, expressed in picocuries per gram (pCi/g).", "negative": "Emergency response training is conducted biannually to ensure the readiness of personnel in case of a nuclear incident."}
{"query": "What is the purpose of the TSC handling and transfer facility in nuclear operations?", "positive": "The TSC provides a leaktight confinement boundary and is evaluated for normal and off-normal handling loads.", "negative": "Movements of the TRANSFER CASK and TSC outside of a 10 CFR Part 50 licensed facility are not permitted unless a TSC TRANSFER FACILITY is designed, operated, fabricated, tested, inspected, and maintained in accordance with the following requirements."}
{"query": "manual boration procedures", "positive": "1. **INITIATE a manual boration:** a. DETERMINE boration flow rate and volume from Reactivity Briefing Sheet.", "negative": "1. **INITIATE emergency boration:** 1. PLACE boric acid transfer pump aligned to blender in FAST speed."}
{"query": "What is a safety parameter in nuclear regulatory filings?", "positive": "The safety parameters are defined as the quantitative measures that ensure compliance with regulatory requirements, ensuring the safe operation of a nuclear facility.", "negative": "The weather forecast for the region indicates a high likelihood of precipitation throughout the weekend, affecting outdoor events."}
{"query": "What details are expected from Framatome regarding the [b](4) as part of the ongoing discussions?", "positive": "Framatome will be providing a number of additional points in the RAI response.", "negative": "Yes, we are anticipating further discussion with Framatome on this. We had some internal discussion on this, and our current thoughts are that there is some merit to having Framatome speak to a couple of points. I\u2019ll reach out to you to bring you up to speed on our thoughts here."}
{"query": "reactivity control systems", "positive": "The PDC requires a \"minimum of two reactivity control systems or means,\" one of which must be \"independent and diverse from the others.\"", "negative": "In December 2023 the NRC issued a construction permit to Kairos Power LLC for construction of a non-power reactor, Hermes, in Oak Ridge, Tennessee."}
{"query": "nuclear steam condensate", "positive": "NUCLEAR STEAM CONDENSATE                    | 2,018,260      | 177,485          | 492,602          | 2,869                        | 2,961,527", "negative": "TAXES & FEES (OF CHARGES)                   |                |                  |                    |                              | 10,151          "}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis was performed on the sample taken with a 500 ml Marinelli detector, allowing for accurate identification of radioactive isotopes based on the detection of characteristic gamma rays.", "negative": "The operator for the analysis was designated as Administrator, which is critical for ensuring that the procedures adhere to regulatory compliance during sample handling."}
{"query": "Final Status Survey data reporting", "positive": "This Final Status Survey (FSS) Release Record for survey unit L2-011-101 has been generated in accordance with LaCrosseSolutions procedure LC-FS-PR-009, Final Status Survey Data Reporting and satisfies the requirements of Section 5.11 of the La Crosse Boiling Water Reactor License Termination Plan (LACBWR LTP).", "negative": "The boundary of the survey unit and the location of the soil samples were defined using a Global Positioning System (GPS)."}
{"query": "design basis site-specific parameters", "positive": "The design basis site-specific parameters and analyses that require verification by the MAGNASTOR SYSTEM user are: a temperature of 76\u00b0F is the maximum average yearly temperature. The three-day average ambient temperature shall be \u2264106\u00b0F.", "negative": "The potential for fire and explosion shall be addressed, based on site-specific considerations. This includes the condition that the fuel tank(s) of the cask handling equipment used to move the loaded STORAGE CASK onto or from the ISFSI site contains a total of no more than 50 gallons of fuel."}
{"query": "What is an Enterprise Identifier (EPID) in NRC documents?", "positive": "An administrative record regarding the Enterprise Identifier (EPID) number was identified, specifically that EPID L-2020-OLL-0032 should be L-2020-OLL-0027.", "negative": "A copy of this letter will be available electronically for public inspection in the NRC Public Document Room, of the Publicly Available Records (PARS) component of NRC\u2019s ADAMS."}
{"query": "What is included in the Environmental Report for Turkey Point Nuclear Generating Station?", "positive": "Florida Power & Light Company submitted an Environmental Report (ER), Supplement 2 (the ER supplement), related to its 2018 application (ML18037A812) for subsequent license renewal of Renewed Facility Operating License Nos. DPR-31 and DPR-41 for the Turkey Point Nuclear Generating Station, Unit Nos. 3 and 4 (Turkey Point), respectively, to the U.S. Nuclear Regulatory Commission (NRC) pursuant to section 103 of the Atomic Energy Act of 1954, as amended.", "negative": "The NRC staff has initiated the environmental review for the ER supplement."}
{"query": "nuclear reactor licensing", "positive": "The licensing process for nuclear reactors involves a thorough review of safety, environmental impact, and operational plans to ensure compliance with regulatory standards.", "negative": "The design of a cooling system must account for various thermal loads and ensure efficient heat transfer to maintain operational stability."}
{"query": "nuclear regulatory licensing", "positive": "The process of nuclear regulatory licensing involves a thorough review of an applicant's safety protocols and operational standards before granting permission to operate a nuclear facility.", "negative": "The bibliography includes various sources and books that provide additional context and information for understanding nuclear safety, although they do not directly address the licensing process."}
{"query": "What is TDS in groundwater analysis?", "positive": "TDS (Total Dissolved Solids) is a measurement that indicates the total concentration of dissolved substances in water, typically reported in mg/L.", "negative": "The sample matrix for the groundwater analysis includes parameters such as alkalinity, cations, and anions."}
{"query": "TRITON11 fuel introduction", "positive": "The TRITON11 fuel is designed for a broad spectrum of advanced reactor applications, ensuring optimal performance while meeting regulatory compliance requirements.", "negative": "The reactor coolant system is critical for maintaining proper temperature and pressure during reactor operation, ensuring safety under various operating conditions."}
{"query": "The Risk Informed Completion Time Program has been integrated into TS Section 5.5.18 for the ANO-1 site.", "positive": "Entergy Operations Inc. (Entergy) requests adoption of TSTF-591, \"Revise Risk Informed Completion Time (RICT) Program,\" which is an approved change to the Standard Technical Specifications (STS), into the Arkansas Nuclear One Units 1 and 2 (ANO-1/2), River Bend Station Unit 1 (RBS), Grand Gulf Nuclear Station Unit 1 (GGNS), and Waterford Steam Electric Station Unit 3 (WSES) Technical Specifications (TS).", "negative": "Entergy has reviewed the safety evaluation for TSTF-591 provided to the Technical Specifications Task Force (TSTF) in a letter dated September 21, 2023 (Reference 1). This review included the NRC staff's evaluation, as well as the information provided in TSTF-591."}
{"query": "The Essential Service Water (ESW) system is crucial for maintaining cooling during a plant shutdown.", "positive": "The new intake structure will use Clinton Lake as a supply source and will have the capability to take water from the existing submerged UHS pond as an alternate source of make-up water to the safety-related Essential Service Water (ESW) cooling tower(s) for shutdown and to maintain cooling for a period of at least 30 days.", "negative": "The drought analysis was completed based on the existing uprated CPS of 1,138.5-megawatts electric (MWe) boiling water reactor (BWR) operating at 100 percent of its rated capacity."}
{"query": "radioactive material accountability", "positive": "Material receipt follows the procedures outlined in the UCC Radiation Safety Manual (2019 edition) Section C: Ordering and Receiving of Radioactive Material.", "negative": "All radioactive waste is collected periodically or on request of the AU and placed inside the dedicated waste storage room."}
{"query": "What is the process for amendments in nuclear licensing?", "positive": "The amendment process for a nuclear license involves a thorough review of proposed changes to the license, ensuring that all adjustments comply with regulatory standards and safety protocols.", "negative": "Texas A&M University is seeking an amendment for their reactor but has not submitted any requests for additional safety training at this time."}
{"query": "The NRC mandates that licensees must demonstrate compliance with safety standards along with site remediation efforts.", "positive": "The FSS Release Record includes a detailed account of the survey conducted to assess the radiological condition of the site, demonstrating the licensee's adherence to regulatory requirements.", "negative": "The documentation also highlights the steps taken during the initial phase of the remediation process, which includes the excavation of contaminated soil in the designated areas."}
{"query": "hydrologic failure velocity", "positive": "Figure 7 shows the Hydrologic Failure Velocity at 1/3/3000 23:00, indicating the time of maximum velocity at the Fort Calhoun Station site.", "negative": "Figures 5-8 illustrate various aspects of the site design and layout for the Fort Calhoun Station."}
{"query": "The examination process mandates the operator to monitor steam generator levels for any signs of rupture.", "positive": "IF any S/G has level rising in an uncontrolled manner OR has high radiation, THEN ** GO TO 1-E-3, Steam Generator Tube Rupture.", "negative": "All S/Gs narrow range levels CONTROLLED or DROPPING."}
{"query": "transmitter calibration methodology", "positive": "SNC is proposing to use the NRC-approved OLM methodology described in AMS-TR-0720R2-A. The use of the NRC-approved OLM methodology ensures that plant safety is maintained by demonstrating that transmitters are functioning correctly.", "negative": "Switching from time-based surveillance frequency for channel calibrations to a condition-based calibration frequency will not create any physical changes to the plants."}
{"query": "What is the status of the Oconee Nuclear Station units?", "positive": "Duke Energy Carolinas, LLC; Duke Energy; Oconee Nuclear Station, Units 1, 2, and 3.", "negative": "Endangered and Threatened Wildlife and Plants; Threatened Species Status for the Northern Long-Eared Bat With 4(d) Rule\u2014Final Rule and Interim Rule with Request for Comments."}
{"query": "recirculation transport fraction", "positive": "a recirculation transport fraction of 100% was used for all fine debris types (see Table 3.e.6-5) regardless of the initial distribution in the pool.", "negative": "The distribution of debris at the start of recirculation varies based on debris size and whether the debris was initially blown to the containment floor or washed down by containment sprays."}
{"query": "What is the consumptive use of water for the AP1000 units?", "positive": "Surface water consumptive use for the two AP1000 units\u2019 normal operation is 29,125 gpm, with a maximum of 30,585 gpm. Groundwater consumptive use is 752 gpm on average, with a maximum of 3,140 gpm.", "negative": "Current in-stream use of Savannah River water includes minimum stream flow requirements for navigation and environmental maintenance, and diversions for industrial use, including once-through cooling."}
{"query": "ADVANCE Act regulatory issues for nuclear facilities", "positive": "The purpose of this public meeting was to share and discuss information that may support the NRC\u2019s response to Congressional direction in Section 206 of the ADVANCE Act.", "negative": "The panel presentations, discussions, and public comments are summarized below."}
{"query": "What is the role of the Director of Licensing in nuclear regulatory processes?", "positive": "Kimberly Manzione, being duly sworn, deposes and says: That she has read the foregoing affidavit and the matters stated therein are true and correct to the best of her knowledge, information, and belief.", "negative": "Executed at Camden, New Jersey, this 5th day of February, 2025."}
{"query": "What is the purpose of a nuclear reactor license?", "positive": "A nuclear reactor license is required to ensure that nuclear reactors operate in compliance with safety regulations and standards set by the regulatory body.", "negative": "The testing of safety systems is critically important in the operational phase of any reactor."}
{"query": "What is flow-accelerated corrosion in nuclear plant piping systems?", "positive": "Wall thinning of steel, stainless steel, copper alloy, nickel alloy, and titanium piping and piping components exposed to treated borated water and raw water is managed by the DCPP Flow-Accelerated Corrosion AMP, which takes exception to NUREG-1801.", "negative": "Consistent, with exception, with NUREG-1801."}
{"query": "The simulation utilizes different algorithms to evaluate the health and flow rates of the system.", "positive": "The algorithms were designed to handle generic configurations of components, meaning that the user can design arbitrary networks as long as the configuration is valid (i.e., there is a source, active pumps, and a sink).", "negative": "At any given time during the simulation, the state of the plant can be defined by a fixed set of parameters (i.e., the on/off states of components, the quantity of debris stored by components, etc.)."}
{"query": "What does atmospheric stability class mean in the context of nuclear power?", "positive": "Stability Class: A\u2014Elevation: 150 Feet", "negative": "Stability Class: B\u2014Elevation: 150 Feet"}
{"query": "fuel storage rack assembly design", "positive": "Figure 9-9. Fuel Storage Rack Assembly (Region 1) shows the configuration and key dimensions for the fuel storage racks utilized in the reactor containment structure, which are essential for ensuring safe and efficient storage of nuclear fuel assemblies.", "negative": "The analysis included several scenarios focusing on potential impacts of seismic events on plant structures and equipment, detailing the required assessments to ensure compliance with safety standards."}
{"query": "The area within a 50-mile radius of the Dresden Nuclear Power Station consists of various federal and state lands.", "positive": "Figure 3.1-6 illustrates the Federal, State, and Local Lands within a 50-Mile Radius of DNPS.", "negative": "The report outlines the findings of the environmental impact assessment conducted for the project."}
{"query": "The report includes a table of nuclide activities measured in picocuries per gram, which helps in evaluating the nuclear safety levels.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|---------------|-----------|-----------------------|--------------------------|-----------------------|\n| K-40          | 1460.75       | *         | 10.67                 | 5.22E+00                 | 5.15E-01              |", "negative": "The peak locate was performed with specific timings and channels that do not pertain to nuclide measurements."}
{"query": "The NRC assesses the readiness of the plant for extreme seasonal weather conditions, particularly focusing on essential systems like service water and emergency feedwater.", "positive": "The inspectors evaluated readiness for seasonal extreme weather conditions prior to the onset of seasonal low temperatures for the following systems: service water, primary component cooling water, emergency feedwater, and offsite power on December 11, 2024.", "negative": "Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, \u201cLight-Water Reactor Inspection Program - Operations Phase.\u201d"}
{"query": "What methods are used to determine the uncertainty of flow elements in nuclear measurements?", "positive": "The uncertainty of the flow elements is determined using the methods and equations in ASME PTC 19.1-1985, \u201cMeasurement Uncertainty,\u201d ASME PTC 19.5-2004, \u201cFlow Measurement,\u201d and ASME MFC-3M-1989, \u201cMeasurement of Fluid Flow in Pipes Using Orifice, Nozzle, and Venturi.\u201d", "negative": "The total flow element uncertainty is considered a 2 sigma value."}
{"query": "startup transformers operation", "positive": "To demonstrate the energization of the startup transformers.", "negative": "The performance of the startup transformers is in accordance with the design criteria and subsection 8.3.1."}
{"query": "What are the surveillance requirements for diesel generators in nuclear plants?", "positive": "Verify each DG: a. Starts from standby conditions and achieves steady state voltage \u2265 3740 V and \u2264 4243 V and frequency \u2265 58.8 Hz and \u2264 61.2 Hz; and b. Operates for \u2265 60 minutes at a load \u2265 256514710 kW and \u2264 285020090 kW.", "negative": "Starting transients above the upper voltage limit do not invalidate this test."}
{"query": "What is the Tornado Missile Protection concept in nuclear safety?", "positive": "In this FAQ, the NRC evaluated if multiple tornado protection design issues identified over a period of time should be counted as a single issue/event for PI purposes or as multiple issues/events. These issues were the result of engineering work that did not comprehensively incorporate the tornado missile protection concepts into the structural design.", "negative": "Only the first scram needed to be counted by the PI and subsequent scrams as a result of the Turbine Upgrade Project need not be reported separately."}
{"query": "The site is located at the Westinghouse Columbia Fuel Fabrication Facility in South Carolina.", "positive": "The Westinghouse Columbia Fuel Fabrication Facility is situated in Hopkins, South Carolina as indicated on the site location map.", "negative": "The facility's property boundary is depicted on a seamless USGS topographic map, which is accessed through the ArcGIS Map Service."}
{"query": "The foundation for the nitrogen storage tank is essential for supporting the tank and is part of a system critical for containment during purging activities.", "positive": "The Nitrogen Storage Tank Foundation is a reinforced concrete slab that provides structural support for the Nitrogen Storage Tank.", "negative": "The aging management review results for these components are provided in Table 3.5.2-23, Condensate Water Storage Tanks Foundations, Trenches, and Tunnels - Summary of Aging Management Evaluation."}
{"query": "The NRC plans to use a list of essential items during the audit to gather the necessary information from the licensee.", "positive": "The NRC staff will use an \u201caudit items list\u201d to identify the information (e.g., methodology, process information, and calculations) to be audited and the subjects of requested interviews and meetings.", "negative": "The NRC staff acknowledges the importance of properly managing sensitive information in accordance with regulatory standards."}
{"query": "The staff's consideration of land ownership when evaluating potential sites for the nuclear power plant was highlighted in their preliminary studies.", "positive": "However, as pointed out on page 4.2-2 of the TVA DES and page 9-11 of the AEC DES, site ownership represented only one of many considerations used in performing preliminary siting studies.", "negative": "The desired reserve margin to TVA is 20 percent which would provide a reliability index of one day's outage in ten years."}
{"query": "What are the dimensions of the structural elements in the McGuire Nuclear Station tornado missile study?", "positive": "- 9 ft 9 in tall wall", "negative": "- Diagram includes various structural elements"}
{"query": "What is a general license registration in nuclear regulation?", "positive": "NRC will use this information to track general licenses and their devices to ensure a higher level of device accountability.", "negative": "Estimated burden per response to comply with this mandatory collection request: 20 minutes."}
{"query": "What is the impingement area of influence at Oconee Station?", "positive": "The impingement AOI is the region extending outward from the intake screens in which impingeable-sized aquatic organisms (i.e., juvenile and adult fish and shellfish) would not be capable of overcoming the velocities created by water withdrawals at the cooling water intake structure and, thus, would have a higher probability of becoming impinged upon an intake screen.", "negative": "Duke Energy proposes no changes to the cooling system and no changes to the amount of cooling water withdrawals as part of SLR."}
{"query": "transportation network around Oconee Station", "positive": "The transportation network surrounding the Oconee Station site is comprised of interstate, State highways, and local roads.", "negative": "The nearest airport to Oconee Station is the Greenville-Spartanburg International Airport located east of Greenville, South Carolina."}
{"query": "What is the role of the site Emergency Preparedness Manager in nuclear plants?", "positive": "The site Emergency Preparedness Manager is responsible for coordinating the periodic reviews of the Emergency Plan.", "negative": "Facility and support contact information in the emergency communications directory is verified annually and updated as needed."}
{"query": "nuclear licensing applicability", "positive": "The applicability of the regulatory requirements is determined by the specific design and operational characteristics of the facility.", "negative": "The reactor operator must ensure that all staff are trained and prepared for emergency situations."}
{"query": "What is the significance of the peak fuel centerline melt temperature in nuclear licensing?", "positive": "The proposed license amendment would revise the MPS3 Technical Specification (TS) 2.1.1, \"Safety Limit, Reactor Core,\" Safety Limit 2.1.1.2 to reflect the peak fuel centerline melt temperature specified in Topical Report WCAP-17642-P-A, Revision 1, \"Westinghouse Performance Analysis and Design Model (PAD5),\" dated November 2017 (ADAMS Accession No. ML17338A396).", "negative": "The acceptance review was performed to determine if there is sufficient technical information in scope and depth to allow the NRC staff to complete its detailed technical review."}
{"query": "Licensees must demonstrate compliance with the regulatory requirements during the licensing process.", "positive": "The licensing process for nuclear facilities requires extensive documentation and safety analysis to ensure all regulatory standards are met.", "negative": "The reactor coolant system plays a crucial role in maintaining temperature and pressure during operation."}
{"query": "The analysis of peak areas and uncertainties according to energy distribution is critical for ensuring accurate safety assessments.", "positive": "Net Peak Area values are calculated along with Net Area Uncertainty to provide an understanding of the spectral data in nuclear applications.", "negative": "Utilizing continuum counts is essential for ensuring that data from non-discrete energy interactions are accurately represented in modal analyses."}
{"query": "What responsibilities does a Radiation Safety Officer have in a nuclear facility?", "positive": "This Memorandum serves to formalize Christopher Bydlon\u2019s appointment to the role of proHNS Radiation Safety Officer (RSO), and responsibility for ensuring the safe use of radiation by proHNS personnel. This role is also responsible for managing the proHNS Radiation Protection Program; identifying radiation protection problems; initiating, recommending, or providing corrective actions; verifying implementation of corrective actions; stopping unsafe activities; and ensuring compliance with regulations.", "negative": "In addition, Chris is free to raise issues with the U.S. Nuclear Regulatory Commission (NRC) at any time."}
{"query": "jet pump riser clamps", "positive": "Reactor Vessel Internals Components (Jet Pump Riser Clamps) | Structural Support | Stainless Steel| Reactor Coolant and Neutron Flux | Loss of material due to pitting, crevice corrosion | Water Chemistry (B.2.12) | IV.B1.RP-26 | 3.1-1, 043 | A", "negative": "Reactor Vessel Internals Components (Jet Pump Slip Joint Clamps) | Structural Support | Nickel alloy | Reactor Coolant and Neutron Flux | Loss of material due to pitting, crevice corrosion | BWR Vessel Internals (B.2.17) | IV.B1.RP-26 | 3.1-1, 043 | E, 1"}
{"query": "spent nuclear fuel storage", "positive": "Waste Management | Onsite storage of spent nuclear fuel(a) | SMALL", "negative": "Transportation(a) | SMALL"}
{"query": "What is the method of qualification used in testing or analysis for equipment?", "positive": "Method of qualification used: a. Analysis or test b. If by test describe whether single or multi-frequency test and whether input was single or bi-axial c. If by analysis, describe whether static or dynamic analysis. Present natural frequency of equipment.", "negative": "A brief meeting is held at the beginning of a site visit with the following agenda:"}
{"query": "The mechanical and thermal analysis considers the impact of cladding characteristics on reactor performance...", "positive": "Cladding thinning due to corrosion is taken into account in the mechanical and thermal processes by evolution of the metal/oxide interface position and the corresponding state of internal variables (re-meshing transformation).", "negative": "Complete information on GALILEO code can be found in the GALILEO Theory Manual, Reference 6."}
{"query": "station blackout regulations", "positive": "The NRC regulations in 10 CFR 50.63 require that light-water-cooled nuclear power plants licensed under 10 CFR Part 50 or Part 52 be able to withstand, for a specified duration, and recover from a station blackout.", "negative": "The NRC staff finds that these provisions, as described in NEDC-33911P, are consistent with GDC 1, and therefore, are acceptable."}
{"query": "What is the role of the reactor coolant pressure boundary (RCPB) in leakage detection?", "positive": "Leakage from the reactor coolant pressure boundary (RCPB) to the containment atmosphere is detected and is indicated in the main control room by one or more of the following methods: 1. Containment gaseous radioactivity monitor (measurement range: 10\u2076 cpm). 2. Containment particulate radioactivity monitor (measurement range: 10-10\u2076 cpm). 3. Containment structure leakage monitoring system. 4. Containment sump monitoring. 5. Reactor coolant system makeup rate.", "negative": "In general, all of the material listed in Tables 5.2-22 and 5.2-23 that are used in principal pressure-retaining applications and are subject to elevated temperature during system operation are in contact with thermal insulation that covers their outer surfaces."}
{"query": "What is the significance of the sprayed containment volume in nuclear safety assessments?", "positive": "The sprayed containment volume to environment is critical for evaluating the effectiveness of systems designed to mitigate the release of radioactive materials during an accident.", "negative": "The Overlaying Pool value represents the cumulative activity concentration of radioisotopes in the pool during various operational scenarios."}
{"query": "The NRC mandates the evaluation of the reactor shutdown margin to ensure safety protocols are maintained.", "positive": "The determination of reactor shutdown margin is an essential safety analysis performed to verify that the reactor can be brought to a safe shutdown state under all operational conditions.", "negative": "The calibration of nuclear instrumentation systems is critical for ensuring the accuracy of measurements in nuclear facilities."}
{"query": "LOCA heat transfer tests", "positive": "LOCA Heat Transfer Tests (17 x 17) ........................... 1.5-10", "negative": "Dames & Moore, Inc. ............................................. 1.4-6"}
{"query": "What are the implications of decommissioning funding shortfalls for nuclear plant safety?", "positive": "We have long held that concerns regarding funding shortfalls can in some circumstances provide the basis for a showing of harm because NRC regulations \u201crecognize that underfunding can affect plant safety.\u201d", "negative": "Exelon disputes ELPC\u2019s standing. It argues that ELPC cannot demonstrate proximity-based standing through its member, Mr. Vogl, because the proposed action involves \u201cno change in the operator, no change in the direct owner, and no change in the physical plant.\u201d"}
{"query": "What are the surveillance requirements for TSC surface contamination?", "positive": "SR 3.3.2 Verify by either direct or indirect methods that the removable contamination on the exterior surfaces of the TSC is within limits.", "negative": "The table lists the frequency of surveillance required for various operational activities in nuclear facilities."}
{"query": "BWRVIP guideline for advanced manufacturing processes", "positive": "In order to allow the use of materials fabricated by advanced processes, some form of qualification or demonstration is necessary as documented in a technical basis report.", "negative": "The requirements shall implement the guidelines within two refueling outages, unless a different schedule is identified by the BWRVIP at the time of document distribution."}
{"query": "nuclear service water system", "positive": "NUCLEAR SERVICE WATER FROM REACTOR COOLANT PUMP", "negative": "Test Pressure Direction refers to the orientation in which pressure is applied during testing; it does not denote any specific operational parameters of the system."}
{"query": "The candidate must evaluate the circulating water inlet temperature as part of the procedure requirements.", "positive": "Calculates and records average Circulating Water inlet temperature as 46\u00b0F [(44+46+45+49)/4].", "negative": "Calculates and records average Screenwell intake temperature as 45\u00b0F [(43+47)/2]."}
{"query": "What is the minimum initial assembly average enrichment for PWR fuel?", "positive": "**Minimum Initial Assembly Avg. Enrichment wt % 235U (E)** values for 50 < Assembly Average Burnup \u2264 51 GWd/MTU are provided with corresponding Minimum Cooling Times for various assembly designs.", "negative": "The NRC regulations require a robust understanding of reactor core dynamics and associated risk assessments in order to ensure public safety."}
{"query": "The NRC mandates updates to the facility operating license based on regulatory changes.", "positive": "Replace the following pages of the License and Appendix A Technical Specifications (TSs) with the enclosed pages. The revised pages are identified by amendment number and contain vertical lines indicating the areas of change.", "negative": "The revised pages are identified by amendment number and contain vertical lines indicating the areas of change."}
{"query": "The NRC assesses seismic data from various regions to determine potential hazards.", "positive": "Seismotectonic Source Zones are regions where identifiable geologic structures influence ground motions from earthquakes, contributing to the seismic risk assessments conducted by the NRC.", "negative": "The Atlantic Highly Extended Crust is a geological feature that influences sedimentation patterns in related coastal areas."}
{"query": "what is a fuel assembly in nuclear reactors?", "positive": "A fuel assembly is a grouping of nuclear fuel rods, which are used in a reactor to create a sustained nuclear chain reaction for power generation.", "negative": "The cooling system of a reactor is crucial to maintaining safe operating temperatures and preventing overheating during normal and emergency conditions."}
{"query": "statistical departure from nucleate boiling design limits", "positive": "The development of statistical departure from nucleate boiling design limits is a critical aspect in ensuring reactor safety and performance during normal and faulted conditions.", "negative": "In addition to these operational considerations, the maintenance of auxiliary systems such as cooling towers and the electrical distribution network is essential for overall plant reliability."}
{"query": "What happens when a GSE trip instrumentation channel is found to be inoperable?", "positive": "However, the Required Actions for inoperable GSE trip instrumentation channels provide appropriate compensatory measures for separate inoperable channels.", "negative": "A Note has been provided to modify the ACTIONS related to GSE trip instrumentation channels."}
{"query": "The factors of safety for the Allowable Strength Design method were selected to align the reliability indices with the Load and Resistance Factor Design approach.", "positive": "For the Allowable Strength Design method, which uses the same limit states and same limit state strength as the LRFD, the factors of safety were chosen in order to obtain reliability indices as close as possible as those obtained with the LRFD while using load factors as close as possible to 1.0 for the load combinations.", "negative": "The 2005 AISC 360 Specification defines the Allowable Strength Design and Load and Resistance Factor Design methods, establishing a framework for the application of safety factors and resistance factors."}
{"query": "What are cost estimate classifications in a nuclear regulatory context?", "positive": "Cost estimate classifications may be used with any type of project or work and may include consideration of: (1) where a project stands in its life cycle, (2) level of definition (amount of information available), (3) techniques to be used in the estimation (e.g., parametric vs. definitive), and (4) time constraints and other estimating variables.", "negative": "Conduct an independent review of an estimate as a crucial step to establishing confidence in the estimate. Ensure that the independent reviewer verifies, modifies, and validates an estimate to ensure realism, completeness, and consistency."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) must demonstrate that the design and operation of the nuclear facility will comply with the applicable regulatory requirements and safety standards.", "negative": "The cooling system in the reactor is designed to maintain optimal temperatures during operation, ensuring efficiency and safety."}
{"query": "What is the role of the Division of Licensing in nuclear reactor regulation?", "positive": "The Division of Licensing, Siting, and Environmental Analysis (DLSE) is responsible for reviewing applications for licenses and permits for nuclear reactors and conducting safety evaluations to ensure compliance with regulatory standards.", "negative": "Rockville, Maryland is a well-regarded location known for its vibrant community and rich history, featuring a mix of dining, shopping, and recreational activities."}
{"query": "temperature monitoring stations", "positive": "Observed Seasonal Average Vertical Temperature Profiles at Monitoring Station A Near North Anna Dam", "negative": "Region of Interest"}
{"query": "nuclear power plant operating license renewal", "positive": "As explained in the introduction to Chapter 2 of this EIS, the NRC's license renewal decision-making authority is limited to deciding whether to renew the operating license. The purpose and need for renewing an operating license is to provide the option for power generation capability beyond the term of the current nuclear power plant operating license to meet future system generating needs.", "negative": "The comments take issue with NRC's analysis of reasonable alternatives in this EIS, including the environmental impacts and the rationale for eliminating alternatives as not reasonable."}
{"query": "What is the minimum cooling time required for spent nuclear fuel assemblies?", "positive": "Minimum Cooling Time (years) refers to the required period that spent nuclear fuel assemblies must cool before they can be safely handled or transferred.", "negative": "Nuclear plants rely on various systems that ensure safety and efficiency in their operations, such as reactor coolant systems and emergency core cooling systems."}
{"query": "What are the requirements regarding the enrichment and cooling times for CE 16x16 fuel assemblies?", "positive": "| Max. Assembly Avg. Burnup (MWd/MTU) | Min. Assembly Avg. Initial Enrichment (wt% U-235) | Minimum Cool Time (yrs) |\n|--------------------------------------|---------------------------------------------------|-------------------------|\n| 10,000                               | 1.3                                               | 4.0                     |\n| 15,000                               | 1.5                                               | 4.0                     |\n| 20,000                               | 1.7                                               | 4.0                     |\n| 25,000                               | 1.9                                               | 4.1                     |", "negative": "The safety systems in nuclear reactors are designed to prevent accidents and mitigate the consequences of any potential incidents."}
{"query": "What are the payment procedures for nuclear regulatory fees?", "positive": "The NRC also currently accepts credit card payments of up to $24,999.99.", "negative": "For NRC debt collection procedures, including interest and penalty provisions, see 31 U.S.C. 3717; 31 CFR Parts 900 - 904; AND 10 CFR Part 15."}
{"query": "What are the acceptable concentration levels for Pb-210 and Th-230 in monitoring wells?", "positive": "Pb-210 ACL = 62 pCi/L\nTh-230 ACL = 945 pCi/L", "negative": "Concentrations that are less than the lower level of detection (LLD) are represented by an open symbol."}
{"query": "minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "The Company specializes in a range of analytical services for various industries."}
{"query": "The NRC mandates that operators assess seismic hazards to ensure safety during earthquakes.", "positive": "General Terms regarding Earthquake Intensity and Magnitude provide a framework for understanding seismic events that may affect nuclear facilities.", "negative": "Table 3.4-2 presents detailed water quality analysis for the Gallup Sandstone Aquifer near the Crownpoint and Unit 1 Project Areas."}
{"query": "The regulatory review of proposed technical specifications is a critical part of ensuring safety and compliance in nuclear plant operations.", "positive": "The online monitoring program is defined under Technical Specification 5.5.21, which details the requirements for real-time assessment of reactor systems.", "negative": "The quarterly financial report provides insights into the plant's operational costs and efficiencies, which are important for investment decisions."}
{"query": "A robust quality control process is essential for ensuring compliance with safety regulations in nuclear facilities.", "positive": "The quality control program ensures that the measures taken are effective in verifying the compliance of the safety-related systems with regulatory requirements.", "negative": "Regular maintenance checks of the reactor cooling system are critical to prevent overheating and ensure safe operation."}
{"query": "The surrounding regions of the North Anna Power Station include areas with limited population density.", "positive": "The 6 Mile Low Population Zone surrounding the North Anna Power Station is designed to ensure that a low number of residents inhabit the area in the event of an emergency.", "negative": "The figure shows various transportation routes, including roads and railroads, surrounding the North Anna Power Station."}
{"query": "NIST traceable calibration", "positive": "All instrumentation is calibrated in accordance with the QAP to meet the criteria of ANSI N323AB-2013.", "negative": "Calibration Certificate for 44-9, Serial # PR182920, Bar Code #, Property # Chase213."}
{"query": "Framatome small break loss-of-coolant accident evaluation methodologies", "positive": "The Millstone Power Station, Unit No. 3 is seeking a license amendment request to employ Framatome small break and realistic large break loss-of-coolant accident evaluation methodologies for establishing core operating limits.", "negative": "The regulatory audit revealed several key points that will impact future assessments and compliance measures for plant operation."}
{"query": "What are the visual resources associated with DNPS?", "positive": "Predominant visual features at DNPS include the Units 2 and 3 reactor containment building, turbine building, Unit 1 containment sphere, two chimneys, and transmission lines.", "negative": "The plan is designed to encourage agricultural uses as economically desirable businesses and to preserve historical rural patterns, discourage encroachment of development into rural areas, and protect the natural environment."}
{"query": "The distribution of various readings in relation to the sectors indicates important safety metrics for reactor operation.", "positive": "The SSW sector is responsible for analyzing data collected from sensors in order to evaluate the safety performance of the reactor system.", "negative": "In the context of operational efficiency, the data readings show a consistent trend across several sectors, suggesting a stable performance at the facility."}
{"query": "recirculation sump design requirements", "positive": "A solid top deck is preferable, and the top deck should be designed to be fully submerged for LCOA and completion of the safety function.", "negative": "The trash rack and screens should be designed to withstand the vibrations of seismic events without compromising structural integrity."}
{"query": "Uranium isotopes in soil analysis", "positive": "Uranium-235           |           | 24.0   | 2.15  | 15.0 | ug/Kg  | 95.8| 2   | SKJ          | 09/17/18| 1019 1800921 | 3       |", "negative": "The following Analytical Methods were performed:\n| Method | Description         | Analyst Comments      |\n|--------|---------------------|-----------------------|\n| 1      | SW846 9056A        |                       |"}
{"query": "The documents relating to quality assurance are treated under the established Records Management Program.", "positive": "The Data Package is a QA record, is handled in accordance with the Document Control and Records Management Program, and contains the following: A. Completed parts of Sections 4.0, 6.0, and 7.0. B. Section 5.0. C. Surveillance Task Sheet. D. Other sheets added during the performance.", "negative": "None"}
{"query": "What is the role of Reactor pressure control during inadvertent containment isolation?", "positive": "The plant is operating at 100% power when I&C inadvertently causes PCIS Group 1 isolation signals on both channels of Division II, only. Which one of the following describes the resulting Reactor pressure control?", "negative": "Reactor pressure will be controlled\u2026 A. by SRVs due to closure of the inboard MSIVs."}
{"query": "The assembly average enrichment must be carefully calculated to ensure compliance with regulatory requirements.", "positive": "| 3.1 \u2264 E < 3.3                | 12.1     | 13.1     | 17.5 | 19.0     | 15.2     | 17.8     | 17.8     | -         |", "negative": "The certification process ensures that all components are evaluated for safety and reliability."}
{"query": "power spectral density in nuclear safety", "positive": "Figure 2 illustrates the Frequency [Hz] response of the containment structure, including the \u00b120% Rolling Average PSDs for TH_UHRSF_X_PSD_RA (blue line), TH_UHRSF_Y_PSD_RA (orange line), and TH_UHRSF_Z_PSD_RA (red line).", "negative": "The containment structure is critical for ensuring the safety of nuclear reactor operations during normal and emergency conditions."}
{"query": "nuclide activity report", "positive": "| Nuclide Name | Id Confidence | Energy (keV) | Yield(%) | Activity (pCi/grams) | Activity Uncertainty |\n|--------------|---------------|---------------|----------|----------------------|---------------------|\n| K-40         | 0.998         | 1460.75 *     | 10.67    | 5.35E+00             | 3.84E+00            |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "fire protection acceptance specification", "positive": "MCS-1435.00-00-0001, \u201cFire Protection Acceptance Specification.\u201d", "negative": "Drawing series MC-1384-07"}
{"query": "What is the Minimum Detectable Activity (MDA) for a nuclide?", "positive": "The Minimum Detectable Activity (MDA) for a nuclide is defined as the lowest activity level that can be reliably distinguished from background noise in a measurement, expressed in pCi/grams.", "negative": "The total yield percentage indicates the efficiency of capturing the emitted radiation from a sample and is an important factor in gamma spectroscopy."}
{"query": "What is the intended function of piping components in the Emergency Equipment Cooling Water System?", "positive": "The intended function of piping components, including those in the Emergency Equipment Cooling Water System, is to act as a pressure boundary.", "negative": "The notes in the table do not indicate any specific details regarding environmental conditions affecting the components."}
{"query": "What is the purpose of the ICCA Closure Lid in reactor tests?", "positive": "Figure 2.10.1-74 illustrates a close-up view of the damaged ICCA closure lid after post-test disassembly.", "negative": "The regulatory process for reactor licensing involves numerous steps including application submission, technical review, and public comment periods."}
{"query": "radioactive effluent release report", "positive": "Results submitted to the NRC in the annual Radioactive Effluent Release Report; air sampling station material condition and whether maintained as required in the ODCM; assessments performed in accordance with the voluntary Groundwater Protection Initiative; records and procedures associated with 10 CFR 50.75(g); results of the licensee's inter-laboratory comparison program.", "negative": "The inspectors verified that when issues were identified, licensee personnel appropriately documented the issue in the CAP."}
{"query": "What is the process of hydrologic dam failure in nuclear safety assessments?", "positive": "Precipitation Driven Hydrologic Dam Failure \u2013 Stage-Flow Hydrograph at PBAPS \u2026 110", "negative": "Combined Model and Observed Hydrographs for Hurricane Agnes \u2026 88"}
{"query": "What is the requirement for conducting minimum staffing drills in nuclear emergency response?", "positive": "An ERO minimum staffing (no participation of non-minimum augmenting ERO personnel) drill is conducted at least once during every eight-year exercise cycle.", "negative": "The proposed emergency plan specifies that off-hours call-in drill be performed biennially."}
{"query": "What are the license numbers for Arkansas Nuclear One?", "positive": "License Nos. DPR-51 & NPF-6", "negative": "The power output of a nuclear reactor can vary significantly based on operational conditions."}
{"query": "What is the significance of remote alignment capability in nuclear safety systems?", "positive": "Provide remote alignment capability of RHRSW to the LPCS system for LOCA mitigation.", "negative": "Quantitatively evaluate Automatic Suppression Pool cooling."}
{"query": "The licensees are obligated to provide regular reports to the NRC about their radiation safety protocols.", "positive": "Radiation Safety Officer / RSO-USNRC, RML 05-35250-01 / RSO-CA, RML 8099-38", "negative": "All opinions or other information in this email that do not relate to the official business of Arcadis are neither given nor endorsed by it."}
{"query": "What are the requirements for evaluating nuclear reactor safety and operational risks?", "positive": "The evaluation of nuclear reactor safety encompasses comprehensive analyses of potential operational risks and failures, focusing on the reliability of safety systems and the integrity of the nuclear plant infrastructure.", "negative": "The documentation provides various charts and figures that illustrate the layout and design specifications of the reactor containment building, emphasizing its structural features and material properties."}
{"query": "circuit failure mode likelihood analysis", "positive": "NUREG/CR-6850 identifies the primary sources of uncertainty associated with this task to include the technical quality issues:", "negative": "The use of hot short failure probability and duration probability is based on fire test data and associated consensus methodology published in NUREG-7150, Volume 2."}
{"query": "Liquid Process Radiation Monitor", "positive": "Liquid Process Radiation Monitor Channel/Recorder Check", "negative": "| INSTRUMENT/ LOCATION | TOL | RANGE     | Sunday      | Monday      | Tuesday     | Wednesday   | Thursday    | Friday      | Saturday    |\n|----------------------|-----|-----------|-------------|-------------|-------------|-------------|-------------|-------------|-------------|"}
{"query": "What are the surveillance requirements for the UHS in a nuclear facility?", "positive": "This SR verifies that adequate long term (30 day) cooling can be maintained. The specified level also ensures that sufficient NPSH is available to operate the SX pumps.", "negative": "If the UHS is inoperable for reasons other than Condition A, the unit must be placed in a MODE in which the LCO does not apply."}
{"query": "The ESFAS is responsible for initiating safety systems based on conditions of selected equipment parameters.", "positive": "The ESFAS initiates necessary safety systems, based on the values of selected equipment parameters, to protect against violation of specific design limits and to mitigate accidents.", "negative": "The Control Element Drive Mechanism Control System (CEDMCS) is placed in and subsequently maintained in the \"OFF\" mode except during CEA motion permitted by a) above, when the CEDMCS may be operated in either the \"Manual Group\" or \"Manual Individual\" mode."}
{"query": "The operator must notify the local emergency management authorities for an effective emergency plan during a nuclear incident.", "positive": "Terminate JPM when operator completes notification to KENT COUNTY.", "negative": "The table outlines various steps and standards necessary for the effective execution of job performance measures."}
{"query": "transmission of TER", "positive": "We have not received the final TER from PNNL per the contract. At that time, we will inform you of the next steps.", "negative": "The NRC staff plans to review the information transmitted via BOX on 5/4/23, that was presented for L&C 18."}
{"query": "What is the function of the letdown line in nuclear systems?", "positive": "The letdown line is an important system in nuclear reactors that allows for the removal of excess water from the primary cooling system, ensuring the pressure and temperature remain stable during operation.", "negative": "The reactor makeup water tank is designed to supply water to the reactor systems when needed, which is crucial for maintaining the balance of water levels in the primary system during operation."}
{"query": "What are the requirements for posting a Notice of Violation in accordance with NRC regulations?", "positive": "In accordance with 10 CFR 19.11, you may be required to post this Notice within two working days of receipt.", "negative": "Proprietary, or safeguards information so that it can be made publicly available without redaction."}
{"query": "The agency's licensing process for materials requires compliance with regulatory requirements to ensure safety and prevent misuse.", "positive": "In accordance with Title 10 of the Code of Federal Regulations Section 2.390 of the NRC's \"Rules of Practice,\" a copy of this letter and its enclosure will be available electronically for public inspection in the NRC Public Document Room or from the NRC's Agencywide Documents Access and Management System (ADAMS), accessible from the NRC Web site at http://www.nrc.gov/reading-rm/adams.html.", "negative": "Sincerely,\n\nBryan A. Parker  \nSenior Health Physicist  \nMaterials Licensing Branch  \n\nLicense No. 21-32190-01MD  \nDocket No. 030-35125  \nEnclosure: Amendment No. 22"}
{"query": "nuclear medicine injection extravasations", "positive": "Reporting nuclear medicine injection extravasations as medical events is essential for ensuring patient safety and regulatory compliance.", "negative": "Please provide feedback on the proposed changes to Title 10 of the Code of Federal Regulations."}
{"query": "What is the purpose of the Liquid Radwaste System in nuclear reactors?", "positive": "The LRS is relied upon to support the critical safety function of containment integrity. There are valves and piping within the LRS that function to provide containment isolation.", "negative": "Table 2.3.3-17 lists the LRS component types that require an AMR and their associated component intended functions."}
{"query": "The NRC examines ecological impacts during regulatory assessments of facilities.", "positive": "The habitat requirements for species of conservation concern play an important role in the environmental assessment of the facility.", "negative": "The table lists the scientific names of various plant species that have specific habitat needs."}
{"query": "What is the role of AMSAC Train A in the AFW system?", "positive": "The 21 AFW receives an AUTOMATIC start signal when AMSAC Train A actuates.", "negative": "The candidate could not understand how AMSAC circuitry works and incorrectly conclude that ALL AFW pumps receive an AUTOMATIC start signal."}
{"query": "What is the impact of air ingestion on the RHR system's performance?", "positive": "A specific relationship exists between air ingestion into the RHR system and hot leg level with this relationship being flow rate.", "negative": "Differences exist in RCS levels between active cold legs, inactive cold legs, active hot legs, and inactive hot legs during partial loop operations."}
{"query": "What is the RPS failure probability for the ARC-100 reactor?", "positive": "Reference [15] calculated the probability / frequency of ARC-100 RPS failure to shutdown the reactor. Two (2) cases were analyzed: 1. It was assumed that the primary control rod with the maximum worth had been withdrawn / ejected prior to the signal to activate the RPS and 2. It was assumed that upon receiving the signal to activate the RPS all primary control rods were in their normal BOL operating positions.", "negative": "The analysis was conservatively performed using the BOL rod worths and shutdown worth requirement. At MOL and EOL the rods have more worth and the shutdown worth requirement is less."}
{"query": "subsequent license renewal environmental impacts", "positive": "the 2013 GEIS did not consider the impacts from operations during the subsequent license renewal period and applicants for subsequent license renewal must evaluate Category 1 impacts in their environmental reports.", "negative": "The public will also have an opportunity to comment during the development of the site-specific environmental impact statements."}
{"query": "The NRC emphasizes the importance of evaluating water availability for nuclear power site licensing to ensure safety and operational efficiency.", "positive": "American National Standard *Evaluation of Surface-Water Supplies for Nuclear Power Sites*, American Nuclear Society, November 5, 1979.", "negative": "The U.S. Army Corps of Engineers developed numerous plans for managing drought conditions in the Savannah River Basin."}
{"query": "thermal impacts on aquatic organisms", "positive": "the NRC found that thermal impacts have not been a problem at plants that use closed-cycle cooling with cooling towers because of their smaller thermal plumes.", "negative": "TVA has no plans for refurbishment activities or modifications beyond normal maintenance at BFN associated with SLR."}
{"query": "The NRC assesses ecological impacts by characterizing terrestrial plant communities within affected areas.", "positive": "Qualitative surveys characterizing the presence of terrestrial plant communities and vascular plant species within the ecological study area were performed during seasonal field surveys in 2021 and 2022.", "negative": "Most of the land cover on the HCS is characterized by herbaceous cover (105.2 ac. [42.6 ha]). Mixed forest comprises the second greatest land cover category (4.8 ac. [1.9 ha]), and the remaining 0.2 ac. (0.1 ha) is evergreen forest."}
{"query": "nuclide minimum detectable activity", "positive": "Nuclide MDA (Minimum Detectable Activity) is listed in the report as the activity level at which a nuclide can be reliably detected.", "negative": "Errors quoted at 2.000sigma suggest the level of statistical confidence in the measurements made during the analysis."}
{"query": "What is the unit of measurement typically used for isotopes in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "boron dilution method", "positive": "The boron dilution method: The RRV's, attached to the RPV, point downward in the containment annular space, while when borated liquid transports out of the core and riser region into the downcomer through the lower riser holes, that compares to the critical boron concentration.", "negative": "Figure 1 illustrates the layout of the containment structure, emphasizing the importance of ensuring structural integrity during seismic events."}
{"query": "What is the concept of Defense-in-Depth in nuclear facility design?", "positive": "An approach to designing and operating nuclear facilities that prevents and mitigates accidents that release radiation or hazardous materials. The key is creating multiple independent and redundant layers of defense to compensate for potential human and mechanical failures so that no single layer, no matter how robust, is exclusively relied upon. Defense-in-depth includes the use of access controls, physical barriers, redundant and diverse key safety functions, and emergency response measures.", "negative": "Documentation for a specific application showing that the required pressure ratings, qualification loading levels, and operating condition capabilities are equal to or exceeded by the corresponding pressure ratings, qualification loadings, and operating condition capabilities shown in the Qualification Report."}
{"query": "What are Framatome's registered trademarks?", "positive": "ARCADIA, AREA, ARITA, ARTEMIS, COBRA-FLX, GAIA, GALILEO, M5, ORFEO, and S-RELAP5 are trademarks or registered trademarks of Framatome or its affiliates, in the USA or other countries.", "negative": "The reactor's cooling system was designed to enhance thermal efficiency and improve safety margins during operation."}
{"query": "zirconium-steam reaction rates", "positive": "In the investigation, the zirconium-steam reaction rates that occurred in the experiment were under-predicted. The investigators concluded that the \u201capplication of the available Zircaloy oxidation kinetics models [zirconium-steam reaction correlations] causes the low-temperature [1652-2192\u00b0F] oxidation to be underpredicted.\u201d", "negative": "In fact, the ORNL paper\u2019s authors employed \u201ca simple multiplicative factor (function of strain) to enhance the [predicted] zirconium oxidation for CORA-16.\u201d"}
{"query": "quench spray flow rate", "positive": "QUENCH SPRAY FLOW RATE (GPM) is a critical parameter that describes the flow rate of quench spray during an emergency situation, measured in gallons per minute. This flow rate is important for assessing the cooling effectiveness of the spray in the event of a loss-of-coolant accident (LOCA).", "negative": "The data shows a steady decline in temperatures during the initial stages of the cooling cycle, indicating that the emergency safety features are operating within expected parameters."}
{"query": "The determination of whether continued operation of the nuclear power plant will have adverse effects on federally listed species is crucial for licensing.", "positive": "Effects from license renewal is characterized based on a determination of whether continued nuclear power plant operations, including refurbishment, would have no effect on federally listed species; are not likely to adversely affect federally listed species; are likely to adversely affect federally listed species; or are likely to jeopardize a federally listed species or adversely modify designated critical habitat.", "negative": "Impacts are based on disproportionately high and adverse human health and environmental effects on minority and low-income populations."}
{"query": "The NRC assesses potential environmental impacts associated with the transportation of nuclear waste.", "positive": "Environmental Impact of Accidents during Transportation of Fuel and Waste", "negative": "Projecting future energy demands for the TVA system is critical for sustainable growth."}
{"query": "The NRC guidelines require clarity in presenting activity measurements for various nuclides.", "positive": "| K-40     | 0.98       |      | 1460.75 *    | 10.67     | 9.03E+00              | 1.29E+00             |", "negative": "| BI-214  | 0.34       |      | 609.31 *     | 46.30     | 3.02E-01              | 9.46E-02             |"}
{"query": "mean wet bulb temperature", "positive": "The requirement is for only a mean coincident WBT value. A mean WBT value is simply identified for any DBT value on the graph, therefore a set of such means is easily plotted, and form the basis for an extrapolation line.", "negative": "Trends in global climatic conditions are currently the subject of considerable discussion in the scientific community and in the media."}
{"query": "What is the significance of analyzing debris on the wear or blockage of ECCS and CSS components?", "positive": "An analysis bounding all break sizes was performed to evaluate the impact of debris on the wear or blockage of the ECCS and CSS piping and components downstream of the strainer following a LOCA.", "negative": "An aluminum solubility correlation, developed by Argonne National Laboratory, was used to determine a maximum precipitate formation temperature, which effectively delays the onset of aluminum precipitation when analyzing strainer head loss."}
{"query": "The U.S. Nuclear Regulatory Commission has been requested to keep specific information private due to its proprietary nature.", "positive": "This Document has been made available to the U.S. Nuclear Regulatory Commission in confidence with the request that the information contained in this Document be withheld from public disclosure.", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "The application for the subsequent license renewal requires comprehensive review and consideration of environmental impacts.", "positive": "The NRC Request for Concurrence with Endangered Species Act Determinations for Oconee Nuclear Station, Units 1, 2, and 3, is a critical regulatory step in the license renewal process.", "negative": "Electricity Annual Technology Baseline (ATB) Data provides important insights into the evolution of technology and its impact on energy production."}
{"query": "What is CVCS valve manipulation?", "positive": "In accordance with MA-AA-716-004 (CONDUCT OF TROUBLESHOOTING), manipulation of CVCS valves to support the troubleshooting plan is considered a(n) intrusive activity.", "negative": "Troubleshooting activities are in progress on CVCS."}
{"query": "The NRC stipulates that the reactor's core average temperature must be closely monitored during operations.", "positive": "Core Average Temperature (\u00b0F) is an important parameter that influences reactor performance and safety margins in Nuclear Reactor operations.", "negative": "Vogtle Electric Generating Plant is undergoing significant upgrades to enhance its operational capacity and safety features."}
{"query": "nuclear safety system requirements", "positive": "The safety system requirements delineate the necessary protocols and measures to ensure that the nuclear plant operates within safe operational limits and adheres to regulatory standards.", "negative": "The reactor pressure vessel plays a crucial role in containing the nuclear reaction and maintaining appropriate pressure levels during operation."}
{"query": "The regulation of radionuclides in solid matrices is essential for ensuring safety during waste disposal processes.", "positive": "Americium-241 is measured in pCi/g as part of the Rad Alpha Spec Analysis to ensure compliance with safety standards.", "negative": "The Rad Gamma Spec Analysis for Nickel-59 shows a result of -1.29 pCi/g with an uncertainty of +/\u22121.91."}
{"query": "The analysis of the fission gas release is crucial for understanding the reactor performance and safety measures.", "positive": "Fission gas release models are essential for predicting the behavior of nuclear fuel during temperature ramps, as indicated by the lower-bound and upper-bound models shown in Figures 29-16 and 29-17.", "negative": "The inspection of safety systems ensures that the reactor operates within the established regulatory framework and maintains public confidence in nuclear power."}
{"query": "wind speed correlation analysis", "positive": "To some degree the high coefficients of determination in Figures 10 and 11 may reflect the averaging effect of the 5-year and the 15-year periods (even though these periods are separated by two or three decades).", "negative": "Figure 12 shows"}
{"query": "During the startup phase, the behavior of control rods is carefully monitored to ensure safe operations.", "positive": "Initial SRM count rate was 300 cps.", "negative": "A startup is in progress on Unit 1."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves several steps including application submission, safety reviews, and regulatory approval to ensure that all safety and environmental standards are met before operations can commence.", "negative": "In analyzing the structural integrity of the reactor, it is crucial to consider both the materials used and the conditions under which they will operate, including temperature, pressure, and radiation exposure."}
{"query": "What is ESW cooling in nuclear power plants?", "positive": "ESW cooling alignment is performed in accordance with expectations for procedure use and adherence.", "negative": "The crew has recovered power to the A train."}
{"query": "license renewal application", "positive": "The Browns Ferry Nuclear Plant Units 1, 2, and 3 are undergoing a license renewal regulatory scope audit regarding the environmental review of the license renewal application, as documented in EPID number L-2024-SLE-0000.", "negative": "The audit process requires the involvement of multiple stakeholders to ensure that all regulatory requirements are met."}
{"query": "What is fiber penetration testing in nuclear safety?", "positive": "Wolf Creek conducted fiber penetration testing in 2016 at Alden Research Laboratory (Alden). The purpose of the testing was to collect time-dependent fiber penetration data of the prototypical strainer.", "negative": "The test loop used for fiber penetration testing is similar to that for head loss testing (see the Response to 3.f.4). The closed test loop included a metal test tank with acrylic windows that housed a test strainer submerged in water."}
{"query": "The NRC evaluates the potential necessity for protective actions and informs the public accordingly.", "positive": "G. Evaluate protective action recommendations and authorize public notification (Use Attachment 2 when appropriate).", "negative": "The design of the reactor incorporates advanced safety features to prevent core meltdown during unforeseen circumstances."}
{"query": "What is the minimum cooling time for reactor fuel assemblies?", "positive": "The minimum cooling time for reactor fuel assemblies is specified in terms of years, depending on the enrichment weight percentage of U-235 in the assembly and its average burnup.", "negative": "The loading table for PWR Fuel lists various initial assembly average burnup values along with their corresponding enrichment levels."}
{"query": "What are the principal design criteria for the Xe-100 reactor?", "positive": "The Xe-100 reactor is designed to meet specific principal design criteria that ensure safety and regulatory compliance.", "negative": "The project phase of the Xe-100 is classified as Basic and highlights the initial stages of development."}
{"query": "What is the function of the APRM in reactor protection systems?", "positive": "1) Automatic Initiation: APRM/Oscillation Power Range Monitor Upscale Trip, Vessel Water Level (L8) Trip, Turbine Stop Valve (TSV) Trip", "negative": "Similar to Trip of One Recirculation Pump"}
{"query": "The movement of ground water is influenced by natural factors, including recharge areas and environmental conditions, along with human activities like the pumping of wells.", "positive": "Ground-water movement through aquifers and relatively permeable confining beds is controlled by natural features such as locations of recharge and discharge areas, rainfall and rainfall departure, and other climatic events, such as rainfall duration and intensity, and stratigraphic relationships of adjacent strata, and the hydraulic properties of these strata.", "negative": "Several tracts of farmland south of Sunset Lake and west of the site are utilized during the farming season, but there is no ground-water pumpage in these areas."}
{"query": "What are the calculations involved in determining flow in GPM and its relationship with pressure?", "positive": "The flow calculation is given by the equation Q = c \\sqrt{\\Delta P}, where \\(\\Delta P\\) is a value in inches of H\u2082O, Q is the flow in GPM, and C is a constant of proportionality.", "negative": "The safe working pressures for Barton Model 581A pressure switches that meet the specifications listed in Reference 47 are 3000 psig which is consistent with the design pressure of 1500 psig at 400\u00b0F at the orifice plate location (Ref. 23)."}
{"query": "What is the role of the Emergency Response Organization in nuclear plant operations?", "positive": "The non-minimum augmenting ERO will continue to be available and respond to declared emergencies.", "negative": "NextEra station and corporate personnel can be called as \"as needed\" to support ERO response activities."}
{"query": "surveillance frequency control program", "positive": "In accordance with the Surveillance Frequency Control Program", "negative": "Not required to be performed with block valve closed in accordance with the Required Actions of this LCO."}
{"query": "What are the proposed regulations in PRM-50-93 and PRM-50-95?", "positive": "If implemented, the regulations proposed in PRM-50-93 and PRM-50-95 would help improve public and plant-worker safety.", "negative": "Respectfully submitted, Mark Edward Leyse P.O. Box 1314 New York, NY 10025 markleyse@gmail.com"}
{"query": "corrective action program nuclear", "positive": "The corrective action program at the Palo Verde Nuclear Generating Station is designed to identify, evaluate, and address issues that have the potential to affect safety and compliance.", "negative": "Organization charts for plant staff and long-term/permanent contractors are essential for understanding the structure of the workforce and roles within the facility."}
{"query": "loss of material in nuclear components", "positive": "Aging Effect Requiring Management | Loss of Material", "negative": "Hatch - Emergency Airlock    | Structural Support, Structural Pressure Boundary, Shielding | Carbon Steel      | Plant Indoor Air (Structural) (Ext)      | Loss of Leak Tightness"}
{"query": "scenario event descriptions", "positive": "The scenario guide event description incorrectly designates an event as a critical task (i.e., a noncritical task labeled as critical or a critical task labeled as noncritical). This includes critical tasks that do not meet the critical task criteria (i.e., the critical task does not have a measurable performance standard) (U).", "negative": "Review the individual events contained in each scenario, and identify and mark event errors:"}
{"query": "What is the average enrichment level for BWR fuel assemblies?", "positive": "The loading table for BWR Fuel \u2013 360 W/Assembly shows various average enrichment levels, including 11.8 wt % 235U for the enrichment range of 2.9 \u2264 E < 3.1.", "negative": "The loading table also includes data for different initial assemblies with different configurations, such as 7x7 and 8x8, representing the fuel assembly designs."}
{"query": "NRC license application process", "positive": "In accordance with 10 CFR 2.390 of NRC's \u201cRules of Practice,\u201d a copy of this letter will be available electronically for public inspection in the NRC Public Document Room or from the NRC's Agencywide Documents Access and Management System (ADAMS), accessible from the NRC Web site at [www.nrc.gov/reading-rm/adams.html](http://www.nrc.gov/reading-rm/adams.html).", "negative": "Sincerely, Jason M. Kelly, MPH Health Physicist Materials Licensing Branch"}
{"query": "non-loss-of-coolant accident analysis", "positive": "Specific design features that differ between NPM designs do not change the methodology used to model important parts of the design for non-loss-of-coolant accident (non-LOCA) analysis.", "negative": "The figures and descriptions provided in TR-0516-49416-P, Revision 4, \"Non-Loss-of-Coolant Accident Analysis Methodology,\" are intended to be typical descriptions of the NuScale NRELAP5 plant model that is not specific to the details of the NuScale Power Module (NPM) that may vary between the NPM-160 and NPM-20."}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "Half-life too short to be able to perform the decay correction"}
{"query": "nuclear licensing amendments", "positive": "Community Stroke and Rehabilitation Center received an amendment under license number 13-35525-01 on 01/16/2020.", "negative": "University of Southern Indiana is licensed with license number 13-32233-01 which was received on 08/31/2020."}
{"query": "What is a Defense in Depth and Diversity Common strategy in nuclear safety?", "positive": "The Defense in Depth and Diversity Common strategy involves multiple layers of safety controls and diverse means of managing potential failures to ensure the reliability of safety systems.", "negative": "Westinghouse Non-Proprietary Class 3 documentation provides guidelines on the configuration and operation of nuclear reactors, but it does not specifically address any safety strategies."}
{"query": "What is the significance of the nuclide Am-241 in nuclear regulatory contexts?", "positive": "The nuclide Am-241 has an activity of 1.15E-01 pCi/grams and a minimum detectable activity (MDA) of 2.68E-01 pCi/grams, which makes it significant for various radiological assessments.", "negative": "In the context of regulatory filings, it is crucial to analyze the different units of measurement used in documenting radiation exposure levels and to ensure compliance with safety standards."}
{"query": "impact closure lid testing", "positive": "Figure 2.12.1-10 shows a close-up view of Impact Closure Lid utilized in the puncture drop test, demonstrating its design and structural integrity under stress conditions.", "negative": "The cooling system employed in the reactor operates by circulating water through the core to remove heat generated during fission."}
{"query": "What happens to the reactor when instrument air pressure decreases significantly?", "positive": "In a short period of time, the reactor will trip due to low-low steam generator levels.", "negative": "Unit 1 is at 100% power."}
{"query": "In the event of an emergency, Field Monitoring Teams are deployed to assess conditions within the Emergency Planning Zone.", "positive": "Field Monitoring Teams operate within the EPZ as directed by the EOF RP Coordinator.", "negative": "Media Information staff are responsible for coordinating with external agencies to manage public communications."}
{"query": "What are the physical parameters for the prototype in a pebble bed reactor experiment?", "positive": "| Parameter                     | Prototype          | Model           |\n|-------------------------------|--------------------|------------------|\n| Fluid (temperature)           | Flibe (600\u00b0C)      | Water (20\u00b0C)     |\n| Fluid density (kg/m\u00b3)        | 1,987              | 998              |\n| Fluid dynamic viscosity (Pa-s) | 8.55 x 10\u00b3         | 1.00 x 10\u00b3       |\n| Pebble diameter (cm)         | [[ ]]              | 1.52             |\n| Reference velocity (m/s)      | 0.16               | 0.10             |\n| Average pebble density (kg/m\u00b3) | 1,745              | 877              |", "negative": "The reactor's safety features include redundant cooling systems and multiple emergency shutdown mechanisms to ensure public safety."}
{"query": "What is the role of biogeochemical cycles in managing nuclear waste?", "positive": "Biogeochemical cycles are crucial for understanding how various elements move through the environment, which is essential for assessing the long-term impacts of nuclear waste disposal.", "negative": "Urban systems are often designed to enhance the resilience of cities against climate change and natural disasters."}
{"query": "gas decay tank", "positive": "The Gas Decay Tank is an integral part of the waste gas system, where radioactive gases are held until the decay occurs to reduce their activity levels before discharge.", "negative": "The Waste Gas Compressor operates by removing the gas from the reactor coolant system to ensure a continuous and safe operational state."}
{"query": "maximum time in vacuum drying", "positive": "For the Yankee-MPC configuration, the time duration shall not exceed the time shown for the specified heat loads:", "negative": "During LOADING OPERATIONS"}
{"query": "What scenarios necessitate the activation of the Station Alarm as per the specified operational guidelines?", "positive": "Sound the Station Alarm for\u2026", "negative": "Which one of the following identifies which of these events require sounding the Station Alarm, in accordance with OP-63, Intra-Plant Communications System?"}
{"query": "nuclear reactor license application", "positive": "The application for a nuclear reactor license must include detailed information regarding the reactor's design, safety systems, and operational procedures to ensure compliance with regulatory standards.", "negative": "The cooling system of the reactor is crucial for maintaining optimal operational temperatures and preventing overheating during energy production."}
{"query": "groundwater withdrawal impact", "positive": "The NRC concluded that groundwater withdrawals by nuclear power plants would have a SMALL impact on groundwater quality.", "negative": "In the 2013 license renewal GEIS, the NRC reviewed groundwater drawdown due to water withdrawals, which can draw water into the aquifer."}
{"query": "LCO (Limiting Condition for Operation)", "positive": "When a system is determined not to meet the LCO, Condition A is entered. If the system is not restored within 7 days, Condition B is also entered, and the Completion Time clocks for Required Actions B.1 and B.2 start.", "negative": "The reactor operates at full power while performing routine maintenance checks on various safety systems."}
{"query": "10CFR21 compliance in nuclear audits", "positive": "During review of pictures of 10CFR21 postings at each location it was determined that the Houston and Trainer locations had Rev 7 of Procedure 100-QC-017.1 instead of Rev 8 and some locations had copies of 10CFR21 from 2021 or 2022 while there was a change made March 14, 2023. The 10CFR21 postings were updated during the audit.", "negative": "Based on this audit, all elements of MISTRAS\u2019s Quality Assurance Program are effectively implemented with exception of the identified Findings."}
{"query": "The NRC's oversight included ensuring compliance with the National Environmental Policy Act during the uranium recovery licensing process.", "positive": "the NRC Staff had fulfilled its responsibilities under the National Environmental Policy Act (NEPA) to characterize cultural resources at the", "negative": "The Oglala Sioux Tribe (Tribe) and a group of individuals and organizations referred to as the \u201cConsolidated Petitioners\u201d (together, Petitioners) seek review of the Board\u2019s decision as well as two interlocutory Board orders."}
{"query": "What are the parameters used to calculate storm surge elevation?", "positive": "The maximum storm surge elevation from wind generated surge was calculated from the cumulative effects of three different parameters: wave runup, wave setup, and wind setup.", "negative": "Cross Section E-E' is determined to be a critical scenario fetch length and direction."}
{"query": "What is the importance of the Seismic-Fire Interactions Assessment in determining fire risk?", "positive": "The qualitative assessment of seismic induced fires should not be a source of model uncertainty as it is not expected to provide changes to the quantified FPRA model.", "negative": "The selected truncation was confirmed to be consistent with the requirements of the PRA Standard."}
{"query": "What is the purpose of the Fuse Holders program in the context of nuclear safety?", "positive": "VC Summer SLRA section B2.1.43, \u201cFuse Holders,\u201d states that the VC Summer Fuse Holders program is a new program that, when implemented, will be consistent with NUREG-2191, Section XI.E5, \u201cFuse Holders.\u201d", "negative": "The staff reviewed VC Summer AMP for fuse holders in the portal and notes discrepancies between parameters of the VC Summer AMP for fuse holders and those of the NUREG-2191 (GALL-SLR) AMP XI.E5, \u201cFuse Holders,\u201d as follows:"}
{"query": "M5 Hydrogen Pickup Fraction", "positive": "M5 Hydrogen Pickup Fraction is a key metric used to assess the accumulation of hydrogen in the cladding material of nuclear fuel rods, which can impact safety and performance in reactor conditions.", "negative": "The distribution of upper bound P-M for Zr-4 hydrogen provides insights into the behavior of zirconium alloys under high-temperature reactor conditions, contributing to the understanding of material integrity."}
{"query": "What is the process for nuclear reactor licensing?", "positive": "The licensing process for a nuclear reactor involves multiple stages, including pre-application consultations, submitting a formal license application, and undergoing extensive reviews by the Nuclear Regulatory Commission (NRC).", "negative": "Nuclear reactors operate under specific physical principles that involve complex thermodynamic processes and heat transfer mechanisms."}
{"query": "What is the purpose of operational tests for nuclear plant valves?", "positive": "TRS 3.7.H.9  Perform valve operational test.", "negative": "TRS 3.7.H.14 Verify the battery-to-battery and terminal connections are clean, tight, free of corrosion, and coated with anti-corrosion material."}
{"query": "The NRC reviews licensee submittals to ensure that systems relevant to safety are adequately evaluated.", "positive": "Nuclear Instrumentation is in scope for LR as defined in 10 CFR 54.41.", "negative": "Warehouse A is not included in the scoping results."}
{"query": "compartment volume in nuclear safety", "positive": "Compartment Volume: 2.36000E+06 (Cubic feet)", "negative": "The behavior of nuclear materials is influenced by the type of reactors used, such as pressurized water reactors and boiling water reactors."}
{"query": "What are the Emergency Plan Implementation Procedures (EPIPs) for nuclear plants?", "positive": "The Shift Manager initially acts in the capacity of the Station Emergency Manager (SEM) and takes actions as outlined in the EPIPs.", "negative": "The Site Vice President is ultimately responsible for the operation of the Station."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves several steps, including the submission of safety analyses and the evaluation of environmental impacts, which are critical for ensuring compliance with regulatory standards.", "negative": "The archaeological findings from the survey included various artifacts, such as pottery, tools, and animal remains that provide insights into the historical use of the land."}
{"query": "The audit report must be submitted within a stipulated time frame after the completion of the review process.", "positive": "A regulatory audit summary will be provided within 90 days of the completion of the audit.", "negative": "Audit Dates: Onsite \u2013 October 24-27, 2022"}
{"query": "The NRC requires recordkeeping and reporting from facilities that are no longer in operation.", "positive": "In \u00a7 50.71, this final rule revises paragraph (e) to include NPUFs in the requirement and makes a verb tense correction to footnote 1.", "negative": "In \u00a7 50.82, this final rule revises paragraph (b) to standardize terminology by replacing the term 'reactor' with the phrase 'production or utilization facility' and revises paragraph (b)(1) to include testing facilities licensed under \u00a7 50.21(c) and holders of a license issued under \u00a7 50.22."}
{"query": "What is the process for submitting a construction permit for a nuclear power plant?", "positive": "The notification of adverse effect findings provides an overview of the construction permit review process for the TerraPower Kemmerer Power Station Unit 1.", "negative": "The distribution list includes various members from NRC and TerraPower, illustrating the collaborative nature of regulatory filings."}
{"query": "What are the requirements for an independent certifying organization in industrial radiography?", "positive": "An independent certifying organization shall have a certification program open to nonmembers, as well as members.", "negative": "Membership shall not be restricted because of race, color, religion, sex, age, national origin or disability."}
{"query": "What is the significance of activity measurements in nuclide identification?", "positive": "Activity (pCi/grams) is a critical parameter in the Nuclide Identification Report, providing information on the quantity of radioactive material present in samples.", "negative": "Errors quoted at 2.000 sigma are a standard way of expressing uncertainty in scientific measurements, indicating the confidence level of the data."}
{"query": "The types of nuclides listed in this section provide information critical for assessing radiation safety in nuclear facilities.", "positive": "The identified nuclides include K-40, PB-212, and BI-214, which are important for understanding their energy outputs and activities.", "negative": "The reactor is designed to operate efficiently under various temperature and pressure conditions, ensuring optimal performance."}
{"query": "What is the significance of the ALS and LBB provisions in nuclear safety management?", "positive": "So, it seems like ALS, the difference is ALS does not use the beyond design basis for proof for the existing requirements, just adds to the LBB provision for FFRG.", "negative": "We've worked on them for decades now to recover from that. Because of."}
{"query": "site-specific target clean-up levels for uranium in soil", "positive": "Site-Specific Target Clean-up Levels for Uranium in Soil at HF Spiking Station #2 at the Westinghouse Columbia Fuel Fabrication Facility (WCFFF)", "negative": "Kevin M Harris, PE, Sr. Environmental Engineer"}
{"query": "The analysis of wind speed and direction is crucial for safety assessments in nuclear facilities.", "positive": "| Year | Most Common Wind Angle (Degrees Clockwise from North) | Average Wind Speed (mph) | Resultant Wind Angle (Degrees Clockwise from North) | Resultant Wind Speed (mph) |", "negative": "The temperature affects the different phases of matter, such as liquids turning into gases."}
{"query": "The NAC-MPC SYSTEM is designed to ensure compliance with applicable regulations during transport, particularly under 10 CFR Part 50.", "positive": "This program provides a means for evaluating various transport configurations and transport route conditions to ensure that the design basis drop limits are met.", "negative": "An annual report shall be submitted pursuant to 10 CFR 72.44(d)(3) or 10 CFR 50.36(a)."}
{"query": "radiation monitors in nuclear reactors", "positive": "RM-11 and 12 respond to venting RCS inside containment with normal RCS activity. 1% clad gap would raise RCS gross activity. A small amount of RCS leakage inside containment would cause RM-11 and RM-12 to respond and go into alarm.", "negative": "Incorrect. Containment high range radiation monitors RM 30 and 31 would not come on scale without a gross release of activity to the Containment atmosphere (see explanation for answer choice A). Plausible because RM-71, 72, 73 and 74 are known to respond to high activity levels in containment (LBLOCA), but in this case, the activity is largely contained within the RCS piping and would not produce the shine necessary for them to respond."}
{"query": "What are the functions of Phase A containment isolation valves?", "positive": "This Attachment may be used to close individual Phase A valves or entire train of valves as applicable.", "negative": "The valves listed are controlled using auxiliary switch locations which are designated in the control room."}
{"query": "nuclear power plant safety systems", "positive": "Safety systems in a nuclear power plant are designed to prevent accidents and mitigate the consequences of any incidents that may occur, comprising components such as reactor containment, emergency core cooling systems, and radiation monitoring equipment.", "negative": "The financial analysis of the nuclear project indicated an increase in costs due to labor shortages and material price fluctuations, leading to a reassessment of the project's budget and timeline."}
{"query": "What are reactivity manipulations in nuclear safety testing?", "positive": "Reactivity manipulations may be conducted under normal or controlled abnormal conditions (refer to Section D.5.d) but must be significant per Section C.2.a of Appendix D.", "negative": "The NRC requires licensees to analyze abnormal operating conditions as part of their safety assessments."}
{"query": "transfer of control notification", "positive": "the NRC has completed the initial review of the requested transfer of control notification and no additional information is required at this time.", "negative": "The public comment period will end on December 17, 2020 and the consent letter may be issued once the comment period ends."}
{"query": "The NRC specifies minimum detection activity levels for different nuclides.", "positive": "The Minimum Detectable Activity (MDA) for each nuclide serves as a critical threshold that indicates the lowest level of activity that can be reliably distinguished from background noise in regulatory assessments.", "negative": "The nuclides are tabled with energy levels, yields, and activities detailing their respective properties and safety implications in various contexts."}
{"query": "What is in-situ leach mining in the context of uranium recovery?", "positive": "But in in-situ leach (\u201cISL\u201d) mining cases, the use of a substantial quantity of water 'from a source that is reasonably contiguous to either the injection or processing sites' is sufficient to demonstrate an injury in fact.", "negative": "In addition to standing, for an intervention petition to be granted, petitioners must demonstrate that they have submitted at least one admissible contention."}
{"query": "harvesting materials for regulatory assessments", "positive": "For example, legacy materials (e.g., fabrication methods, composition) that are no longer available, but may play an important role in a potential degradation mechanism, would have a higher priority than harvesting materials that can be obtained from other sources.", "negative": "Degradation mechanisms that are harder to replicate with simulated aging conditions would be of higher priority for harvesting."}
{"query": "What is the significance of heavy load drop analysis in nuclear safety?", "positive": "The component drop analysis should be reviewed to verify, in general, that the potential offsite releases at the exclusion area boundary are within 10 CFR Part 100, 'Reactor site criteria,' limits and that equipment to maintain safe shutdown will be unaffected.", "negative": "Training for the large PRP work force should be geared toward the specifics of pressurizer removal/replacement for both the radiation workers and radiation protection personnel."}
{"query": "The report provides the confidence levels for the activities of various nuclides based on their identification and analysis.", "positive": "| Nuclide Name | Id   | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|--------------|------|--------------|-----------|-----------------------|-----------------------|\n| K-40         | 0.93 | 1460.75      | *         | 10.67                 | 6.05E+00              | 9.51E-01              |", "negative": "### Notes\n- * = Energy line found in the spectrum.\n- ? = Manually added nuclide.\n- @ = Energy line not used for Weighted Mean Activity.\n- Energy Tolerance = 1.000 keV.\n- Nuclide confidence index threshold = 0.30.\n- Errors quoted at 2.000 sigma."}
{"query": "nuclear regulatory process", "positive": "Detailed summary of the 11/21/2024 public meeting on Section 206 is available in the NRC\u2019s Agencywide Documents Access and Management System (ADAMS) at **ML24345A048**.", "negative": "Includes links to all presentation slides and meeting transcript."}
{"query": "Containment HVAC system impact", "positive": "Subsequently, a \u00d8B Containment Isolation occurs which affects the Containment HVAC and Pressure Control System.", "negative": "A Unit 1 is at 100% power, indicating optimal operational conditions for the reactor."}
{"query": "maximum flood levels", "positive": "Table 3.14-1 summarizes the comparison of current and reevaluated maximum flood levels for all possible flood-causing mechanisms.", "negative": "The simulated peak flow velocities varied between 2.87 feet per second (fps) and 5.02 fps, which are not expected to produce any erosion hazards, as described in Section 2.1."}
{"query": "What are the operator actions required in response to conditions affecting Essential Raw Cooling Water?", "positive": "Given a set of plant conditions, DESCRIBE operator actions required in response to the following per 0-AOI-13, Loss of Essential Raw Cooling Water: - g. Loss of flow on ALL ERCW supply headers.", "negative": "The NRC emphasizes the importance of maintaining clear communication between departments to enhance operational efficiency."}
{"query": "What is a recirculation spray system in nuclear safety?", "positive": "The Simplified Recirculation Spray System includes components such as strainers and pumps that play a critical role in coolant recirculation during safety scenarios.", "negative": "Line from Queen Start Pump and New Line from Cooling are indicative of general piping arrangements without direct relevance to safety functions."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "For pressurized water reactors (PWR), the assembly average burnup must remain within the specified limits to ensure the effective performance and safety of the fuel assemblies during operation.", "negative": "The minimum cooling time for a nuclear reactor is critical to ensure that the fuel is sufficiently cooled before it can be safely handled or processed."}
{"query": "The NRC oversees the establishment of agreements with States to manage radiation control effectively.", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is authorized under Section 274 of the Atomic Energy Act of 1954, as amended, to enter into agreements with States\u2014", "negative": "The typical sequence for NRC in processing a State's request for an agreement is summarized as follows:"}
{"query": "reactor protection system", "positive": "the Reactor Protection System (RPS) was initiated by the Main Turbine Loss of Load trip, resulting in an automatic reactor trip from 100 percent power.", "negative": "An engineering analysis performed to determine the failure mechanism for the stationary failed field pole electrical connection identified cyclic fatigue as the cause for the failure."}
{"query": "The minimum detectable activity for each nuclide is essential for accurately assessing radiological safety.", "positive": "The minimum detectable activity (MDA) for various nuclides is crucial in determining the sensitivity of measurements associated with nuclear safety assessments.", "negative": "The sample geometry is described as B1-010-001-FJFC-D47-GM and refers to the physical configuration used in detecting gamma radiation."}
{"query": "The receiving system must identify unrecognized messages and handle them according to established guidelines.", "positive": "Only predefined data sets should be used by the receiving system. Unrecognized messages and data should be identified and dispositioned by the receiving system in accordance with the pre-specified design requirements. Data from unrecognized messages must not be used within the safety logic executed by the safety function processor. Message format and protocol should be pre-determined. Every message should have the same message field structure and sequence, including message identification.", "negative": "HSL: The topical report disposition directly applies to the PPS application without modification. <br> IRIG: The MTP is the communication processor in this arrangement whereas the AC160 is the function processor. The MTP performs the handshaking for this communication."}
{"query": "What are the requirements for loading damaged fuel can locations?", "positive": "Damaged fuel located in a damaged fuel can location in the damaged fuel basket must have a minimum burnup of 5 GWd/MTU, a maximum enrichment of 4.05 wt. % \u00b2\u00b3\u2075U, and a minimum cool time of 15 years.", "negative": "HFRAs are only allowed for Westinghouse assemblies and may have a maximum exposure of 4.0 GWd/MTU and must have a minimum cool time of 16 years."}
{"query": "The ambient noise levels near Unit 1 are typically low due to sparse population density and rangeland activities.", "positive": "Most of the existing ambient noise in the vicinity is generated from passenger vehicle and truck traffic along Navajo 11, wind, and livestock-related activities. It is estimated that background noise levels generally are less than 50 dB [56 dBA].", "negative": "Potential noise receptors (occupied dwellings) within and 3.2 km [2 mi] surrounding the Crownpoint project area are depicted on Figure 3.1-4."}
{"query": "VCT level modulation signal", "positive": "At 73%, 1LT112 sends a signal to 1CV112A to modulate open. Since that didn't occur, VCT level will continue to rise until 1LT185 reaches 95% at which time 1CV112A will fully open. Thus, VCT level will start to lower.", "negative": "Using the flowchart, this question: - Can be answered solely by knowing \u201csystems knowledge\u201d, i.e., how the system works, flowpath, logic, component location. YES"}
{"query": "dissolved lead 210 regulatory limits", "positive": "If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "ACZ Laboratories, Inc. 2773 Downhill Drive  Steamboat Springs, CO  80487  (800) 334-5493"}
{"query": "nuclear reactor head fabrication requirements", "positive": "Verify that material heat treatment which is used to enhance the mechanical properties of RV head material carbon, low alloy, and high alloy chromium (Series 4XX) steels is conducted in accordance with the ASME Code and approved vendor procedures or instructions and are consistent with the applicable ASME Code, Section III, \"Rules for Construction of Nuclear Facility Components,\" requirements.", "negative": "Security considerations associated with vital and protected area barriers that may be affected during replacement activities."}
{"query": "HDI is expected to meet the NRC\u2019s standards for site restoration and minimize potential environmental impacts.", "positive": "The PSDAR states, however, that HDI will decommission Indian Point to meet the NRC's unrestricted release criteria, and New York does not point to any requirement that an applicant additionally discuss state law standards that might apply to certain site restoration activities.", "negative": "In conclusion, we find that these arguments do not provide a basis for admitting Contention 2."}
{"query": "What are the RCS cooldown rate limits?", "positive": "The normal cooldown rate is 100\u00b0F/hour. The reason is vessel integrity.", "negative": "Void formation is a concern while performing a natural circulation in E-0.2 and is avoided if possible."}
{"query": "What is included in the energy released into containment during a pipe break?", "positive": "The energy released into containment by a pipe break is energy that is (a) initially contained in the primary and secondary coolant systems fluids and the metal components of the system boundaries and the sensible heat stored in the core, plus (b) that additional energy that is produced and released subsequent to the break as a result of continued fission, fission product and actinide decay and metal-water reaction.", "negative": "High MFW temperature is assumed in order to maximize the heat source effect of the SG."}
{"query": "PB-214 nuclide characteristics", "positive": "+ PB-214     | 74.81*       | 6.33      | 2.087E+004         | 1.30E+003             | 1.124E+004         | 9.012E+002           |", "negative": "+ K-40       | 1460.81*     | 10.67     | 5.171E+003         | 5.172E+003            | 8.784E+004         | 2.098E+003           |"}
{"query": "Operators can start the containment spray system from the control room by using two switches simultaneously to prevent accidental activation.", "positive": "The containment spray actuation signal starts the containment spray pumps and aligns the discharge of the pumps to the containment spray nozzle headers in the upper levels of containment.", "negative": "Water is initially drawn from the RWST by the containment spray pumps."}
{"query": "pressure relief valve testing requirements", "positive": "The proposed alternative does not alter the requirement to test Class 1 pressure relief valves at least once every 5 years beginning from the date of the as-left set pressure test for each valve.", "negative": "In addition, the proposed alternative does not alter the requirement of subparagraph I-1320(b)(2) to test valves removed from service within 12 months of removal from the system."}
{"query": "The regulatory process requires careful consideration of enrichment levels of uranium in reactor fuel.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) refers to the percentage of the isotope uranium-235 contained within the fuel assemblies at the start of the reactor operation.", "negative": "The amendments to the Certificate of Compliance No. 1031 are designed to ensure that the regulations keep pace with technological advancements."}
{"query": "What are the guidelines for Risk-Informed Technical Specifications related to external hazards?", "positive": "Topical Report NEI 06-09, Risk-Informed Technical Specifications Initiative 4b, Risk-Managed Technical Specifications (RMTS) Guidelines, Revision 0-A (hereafter referred to as NEI 06-09-A), (Reference 1), as clarified by the United States Nuclear Regulatory Commission (USNRC) final safety evaluation (Reference 2), requires that the license amendment request (LAR) provide a justification for exclusion of risk sources from the Probabilistic Risk Assessment (PRA) model based on their insignificance to the calculation of configuration risk, and to discuss conservative analyses applied to the configuration risk calculation.", "negative": "No new site-specific or plant-unique external hazards were identified through this review."}
{"query": "What are the requirements for the chlorine detection system in nuclear facilities?", "positive": "Two independent chlorine detection systems, with their alarm/trip setpoints adjusted to actuate at a chlorine concentration of less than or equal to 2 ppm, shall be OPERABLE.", "negative": "Two independent broad range gas detection systems shall be OPERABLE with their alarm/trip setpoints adjusted to actuate at the lowest achievable Immediately Dangerous to Life or Health gas concentration level of detectable toxic gases providing reliable operation."}
{"query": "Licensees are obligated to provide decommissioning financial assurance for significant quantities of radionuclides.", "positive": "Possessing an unsealed radionuclide in a quantity more than 1,000 times the Appendix B value requires decommissioning financial assurance;", "negative": "DFPs require a comprehensive decommissioning cost estimate and updates every three years;"}
{"query": "Auxiliary Feedwater Pump temperature alarm", "positive": "Identifies Input 593 for Aux FWP PPC Temperature Alarm and goes to Section 2.2.", "negative": "Observes PK09-17, Motor Driven Aux FW PP alarming, and informs the Shift Foreman."}
{"query": "inadequate core cooling instrumentation", "positive": "Requires in part instrumentation to provide unambiguous, and easy-to-interpret indication of inadequate core cooling (ICC). The PPS modification does not impact the existing post accident monitoring instrumentation including reactor water level instrumentation.", "negative": "The LGS is a Boiling Water Reactor and does not have a pressurizer."}
{"query": "The NRC mandates thorough evaluations of thermal hydraulic characteristics following modifications in reactor components.", "positive": "Reference 1 addressed the basic thermal hydraulic effects of the replacement of depleted fuel rods with stainless steel insert rods.", "negative": "The addition of mixing vanes on six or seven mid-grids enhances the performance of the fuel assembly."}
{"query": "INTERMEDIATE RANGE MONITOR operation", "positive": "Per QCOP 0700-02, INTERMEDIATE RANGE MONITOR (IRM) OPERATION step E.1: IRM Rod Block setpoints are as follows: a. IRM downscale allowable value: (1) 5/215 of full scale. (2) Bypassed when on Range 1. b. IRM high allowable value: < 112/125 of full scale. c. IRM detector \"NOT FULL IN\" in MODE 2 (Startup). d. IRM inoperable.", "negative": "The test ID is associated with the 2023 NRC ILT RO/SRO EXAM submissions, which involves various regulatory evaluations and assessments."}
{"query": "The implementation of emergency procedures requires adherence to specific guidelines set forth by the organization.", "positive": "The Shift Manager (SM) has implemented 02-OHP-4025.001.001, Emergency Remote Shutdown procedure.", "negative": "The NRC 2018-INP02 outlines the process for performing local isolation operations on different reactor units."}
{"query": "The NRC evaluates the reliability of safety systems to determine if they are operational under various conditions.", "positive": "As expected, given the small sensitivity of the model to the change, the technical specifications are unaffected by this sensitivity.", "negative": "Table E9-17 summarizes the results of these select RICT calculations."}
{"query": "What is the regulatory limit for keff in nuclear fuel storage?", "positive": "The criticality analysis for the storage of BWR assemblies in the DNPS SFP racks with Boral panels has been performed. The results for the normal condition show that keff is \u2264 0.95 with the storage racks fully loaded with fuel of the highest anticipated reactivity, at a temperature corresponding to the highest reactivity. The results for all accident conditions also show that keff is \u2264 0.95 with the storage racks fully loaded with fuel of the highest anticipated reactivity, at a temperature corresponding to the highest reactivity.", "negative": "The NFV at DNPS is a reinforced concrete Class I structure that ensures the spacing is maintained even in a seismic event."}
{"query": "The NRC evaluates the thermal performance of fuel rods through various licensing requirements.", "positive": "The Thermal Performance of fuel rods is a critical aspect that the NRC takes into account when evaluating safety systems and compliance with regulatory standards.", "negative": "The procurement process for safety equipment often involves thorough inspections and certification to ensure compliance with quality standards."}
{"query": "What happens to the Instrument Air and Scram Air systems when a filter failure occurs?", "positive": "Knowledge of the effect that a loss or malfunction of the following will have on the INSTRUMENT AIR SYSTEM: Filters", "negative": "The plant is operating at 100% power with the following: - Instrument Air Dryer 39AD-4A is in service. - Instrument Air Dryer 39AD-4B is out of service for maintenance."}
{"query": "cities within 50-mile radius of nuclear plants", "positive": "Table 3.11-1 shows the cities, villages, and towns located totally or partially within a 50-mile radius of the DNPS.", "negative": "The 2010 Census data indicates diverse population changes in various regions across the state."}
{"query": "external hazards screening", "positive": "A calculation 'Other External Hazards Screening' was developed to evaluate the applicability for other external hazards. All the external hazards that could potentially affect the WCGS site were screened out based on the criteria specified in SRs EXT-B1 or EXT-C1 of the ASME/ANS PRA Standard.", "negative": "See Table 4-4 below. This table uses screening criteria that is described in the ASME/ANS PRA Standard 2009."}
{"query": "concrete mechanical testing in nuclear applications", "positive": "Mechanical testing (compressive, tensile, modulus of elasticity) is part of the scope for the concrete harvested from structures that are in close proximity to the reactor pressure vessel (RPV).", "negative": "The timeline included initial discussions in 2014, harvesting in 2015, and testing from 2016 to 2018."}
{"query": "What are the guidelines for core damage frequency (CDF) according to RG 1.174?", "positive": "RG 1.174 does not establish firm limits for total CDF and LERF, but it recommends that risk-informed applications be implemented only when the total plant risk is no more than about 1E-4/year for CDF and 1E-5/year for LERF.", "negative": "The purpose of this enclosure is to demonstrate that the Arkansas Nuclear One, Unit 1 (ANO-1) total CDF and total LERF are below the guidelines established in RG 1.174."}
{"query": "Written examination outlines for nuclear operators", "positive": "Updated forms 4.1-BWR, 4.1-PWR and 4.1-AP1000 for use with the current K/A catalogs and GFE re-integration", "negative": "Form ES-401-3 Generic Knowledge and Abilities Outline (Tier 3) has been renamed Form 4.1-COMMON, Common Examination Outline and is for all vendor type Tier 3 and Tier 4 K/As."}
{"query": "The aging management review assesses cumulative fatigue damage in components exposed to reactor coolant over extended periods.", "positive": "Cumulative fatigue damage is an aging effect assessed by a fatigue TLAA in Section 4.3.", "negative": "Consistent with NUREG-1801. Cumulative fatigue damage is an aging effect assessed by a fatigue TLAA in Section 4.3. Further evaluation is documented in Section 3.1.2.2.1."}
{"query": "The tornado missile hazard assessment can be performed using conservative models to ensure safety.", "positive": "Although the average maintenance tornado missile CDF is <1E-6/year, the CDF due to tornado missiles for certain maintenance or LCO configurations was determined to be above 1E-6/year, requiring tornado missile risk to be accounted for during RICT configurations.", "negative": "The CDF cutsets were further evaluated using the Advanced Cutset Upper Bound Estimator (ACUBE); CDF for Unit 1 reduced to approximately 8.3E-7/year, about a 5% reduction."}
{"query": "The classification of emergencies at RBS includes various protocols for notification and activation during incidents.", "positive": "Once an emergency classification has been declared at RBS, the Control Room will notify the Parish warning points.", "negative": "The sequences of anticipated notifications and activation of emergency response personnel for each emergency classification are provided below."}
{"query": "The NRC mandates that the reactor coolant system be monitored to ensure it operates under optimal safety conditions.", "positive": "c. Reactor coolant system (RCS) pressurizer pressure.", "negative": "c. Turbine."}
{"query": "nuclear reactor regulatory processes", "positive": "The regulatory process for nuclear reactors involves a series of approvals and assessments to ensure safety protocols are followed before licensing any new reactor technology.", "negative": "Yamir Diaz-Castillo is a member of the Quality Assurance & Vendor Inspection Branch within the Office of Nuclear Reactor Regulation."}
{"query": "Source Range Monitor System", "positive": "Ability to (a) predict the impacts of the following on the SOURCE RANGE MONITOR (SRM) SYSTEM; and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those abnormal conditions or operations: upscale and downscale trips.", "negative": "The examination outline includes various levels and tier numbers which are crucial for understanding the technical proficiency needed for the licensed operator."}
{"query": "The NRC mandates assessments for seismic stability in structures within licensed nuclear facilities.", "positive": "The licensing process for nuclear facilities requires a comprehensive evaluation of the site-specific seismic hazards to ensure the safety of operations.", "negative": "The Mississippi embayment exhibits significant geological features that influence local engineering practices."}
{"query": "temporary shielding in radiation work", "positive": "Perform engineering load analysis in advance - Control installation and removal by written procedure - Inspect after installation - Conduct periodic radiation surveys - Minimize damage caused by heavy lead temporary shielding - Balance radiation exposure received in installation against exposure to be saved by installation - Shield components with abnormally high radiation level early in the maintenance period - Shield travel routes - Shield specific work locations - Use full-scale models (mock-up) to plan temporary shielding design and installation - Perform directional surveys to improve shielding design by locating radiation source", "negative": "Plan access to/exit from work areas - Provide for service lines (air, welding, ventilation, etc.) - Provide appropriate communication (includes closed-circuit television) - Remove sources of radiation - Minimize discomfort of workers - Work in lowest radiation levels - State requirements for standard tools - Consider special tools."}
{"query": "off-hours unannounced ERO report-in drill", "positive": "Each NextEra site will conduct an off-hours unannounced ERO report-in drill at least once within an eight-year cycle.", "negative": "The NextEra ERO notification is an all-call process."}
{"query": "What is the impact of a complete loss of forced reactor coolant flow?", "positive": "Complete loss of forced reactor coolant flow can lead to overheating of the reactor core due to a lack of adequate cooling.", "negative": "The document also discusses various maintenance schedules required for reactor components to ensure operational efficiency."}
{"query": "bedrock aquifers and their recharge", "positive": "Bedrock aquifers within the 50-mi radius of the site are presented. Most of the glacial drift in the study area is underlain by Pennsylvanian bedrock that consists largely of shale and siltstone interbedded with limestone, sandstone, underclay, and coal.", "negative": "Groundwater in the glacial drift is discharged to streams that intersect the aquifers (base flow), to the underlying glacial drift, to the Pennsylvania bedrock, and to pumping wells."}
{"query": "ideal pedestal machining", "positive": "Figure 2 illustrates the differences between correct and incorrect pedestal machining, highlighting the importance of the radius in the machining process.", "negative": "Photo 2 shows the attempted bolt installation, which does not relate to the machining process discussed in Figure 2."}
{"query": "tritium measurement in nuclear regulatory filings", "positive": "ZBG002C  | 3/13/2024  | TRITIUM                             | 0.495   | 1.230   | REG       | 1.440     | pCi/mL   | REG         |", "negative": "ZBG002D  | 3/13/2024  | AIR TEMPERATURE                     |         |         | REG       | 9.000     | degC     | REG         |"}
{"query": "The procedures governing the lifting of the reactor vessel head include specific limits on load height and the material beneath the load.", "positive": "In response to the September 14, 2007 NEI \"Industry Initiative on Heavy Loads Lifts,\" McGuire Procedures used to control the lift and replacement of the reactor vessel head establish limits of load height and the medium present under the load.", "negative": "The reactor building polar crane and fuel handling bridges were designed in accordance with CMAA-70 and Chapter 2-1 of ANSI B30.2-1976."}
{"query": "instrumentation and control systems", "positive": "With respect to the instrumentation and control systems review, the phased startup operations application supplement focuses on disabling inputs for various systems (such as HIPS equipment).", "negative": "How will it be ensured that crane operators are trained to reliably implement any specific administrative controls associated with crane operations during continued construction due to the phased startup approach?"}
{"query": "spent nuclear fuel storage", "positive": "Onsite storage of spent nuclear fuel                                   | 1          | Applicable     | 4.11.2      ", "negative": "Microbiological hazards to the public (plants with cooling ponds or canals or cooling towers that discharge to a river) | 2          | Applicable     | 4.9.4       "}
{"query": "What does PMF refer to in nuclear plant evaluations?", "positive": "PMF Peak Flow Rate (1) is evaluated at 600,000 cfs, associated with an event centered above Brownville, NE.", "negative": "The Gavins Point Dam is located near Yankton, South Dakota, at River Mile 811."}
{"query": "What are the components and functions of the High Pressure Coolant Injection System?", "positive": "The following aging effects associated with the High Pressure Coolant Injection System components require management: - Cracking - Cumulative fatigue damage - Hardening or loss of strength - Long-term loss of material - Loss of material - Loss of preload - Loss of material due to selective leaching - Reduction of heat transfer - Wall thinning due to flow-accelerated corrosion", "negative": "The materials of construction for the Residual Heat Removal System components are: - Aluminum - Cast austenitic stainless steel - Copper alloy - Copper alloy (>15% Zn or >8% Al) - Gray cast iron - High-strength Steel - Metallic."}
{"query": "What are the Pasquill-Turner stability classes?", "positive": "Based on Pasquill-Turner calculation of E, F or G from hourly surface observations.", "negative": "The table displays the number of inversion occurrences recorded across various years, detailing how frequency varied over time."}
{"query": "The NRC mandates licensees to perform an assessment of hazards that could affect the safety of nuclear power plants.", "positive": "NRC Regulatory Guide (RG) 1.78, \"Evaluating the Habitability of a Nuclear Power Plant Control Room During a Postulated Hazardous Chemical Release,\" Revision 1, (ADAMS Accession No. ML013100014), December 2001.", "negative": "Entergy letter to NRC, \"Flooding Hazard Re-evaluation Report - Required Response for Near-Term Task Force (NTTF) Recommendation 2.1,\" (OCAN091602), (ADAMS Accession No. ML1620A006), dated September 14, 2016."}
{"query": "What is the significance of Radium-226 in water quality monitoring?", "positive": "Concentrations that are greater than the LLD are represented by a closed symbol.", "negative": "| Date     | Concentation (pCi/L) |\n|----------|-----------------------|\n| May '13  |                       |\n| Mar '14  |                       |\n| Oct '14  |                       |"}
{"query": "What are potential stressors tricolored bats face from nuclear power plants?", "positive": "The potential stressors that tricolored bats could experience from operation of a nuclear power plant (generally) are as follows: - mortality or injury from collisions with nuclear power plant structures and vehicles - habitat loss, degradation, disturbance, or fragmentation, and associated effects - behavioral changes resulting from refurbishment or other site activities", "negative": "The contribution of Oconee Station operations to climate change-related effects on monarch butterflies would be too small to be meaningfully measured, detected, or evaluated."}
{"query": "What is the procedure for qualifying candidate Safety Instrumented Systems (SIS) in nuclear applications?", "positive": "Candidate SIS not identical in construction to the parent SIS may be qualified by extension through appropriate analysis and/or testing. The procedure for candidate SIS qualification requires a high degree of similarity to ensure that the mechanical strength, stiffness, and critical design tolerances of the candidate SIS favorably compare with the qualified parent SIS.", "negative": "The cooling system for the reactor is designed to maintain optimal temperatures and ensure the safety of the plant under normal and abnormal conditions."}
{"query": "The assessment of whether a party has offered an admissible contention is crucial for establishing participation in regulatory processes.", "positive": "Discretionary intervention is allowed only where at least one petitioner has established standing and offered an admissible contention, such that a hearing will be held.", "negative": "Courts have also rejected such claims as a basis for standing because the injury is not \u201cconcrete and particularized.\u201d"}
{"query": "technical specifications for loss of ventilation chill water", "positive": "Post-examination analysis revealed three generic weaknesses associated with applicant performance on the written examination. The applicants displayed weaknesses associated with actions on a loss of ventilation chill water, technical specifications associated with an inoperable station service water valve, and procedure selection during a natural circulation cooldown.", "negative": "No findings were identified."}
{"query": "What are the actions required when facing both offsite circuit inoperability and inoperable diesel generators?", "positive": "For TS 3.8.1.D, one required offsite circuit inoperable and one required DG inoperable, RMAs may include: Actions to increase risk awareness and control...", "negative": "Implement rigorous communications and coordination between site operations and transmission grid operators to ensure the activities rendering the offsite circuit inoperable are progressing as expected and if not, additional resources are applied to reduce the duration of the activity."}
{"query": "The locations for planned samples are documented based on their room assignments and any necessary relocations.", "positive": "Four (4) planned locations (P#) were relocated due to being colocated with discretionary (D#) locations.", "negative": "- There is no discretionary location #3 in Room 27."}
{"query": "What is a check valve flapper in nuclear systems?", "positive": "(1) CHECK VALVE FLAPPER HAS BEEN REMOVED", "negative": "The Main Steam System is divided into three separate trains, A, B, and C, each with specific components and configurations."}
{"query": "What are the pathways for containment sump water in nuclear safety?", "positive": "1. **Pathway 1:**  Containment Sump Water to Auxiliary Building", "negative": "The plant has four compartments with varying configurations and isolation mechanisms."}
{"query": "Nuclide Minimum Detectable Activity", "positive": "The Minimum Detectable Activity (MDA) for a nuclide is defined as the lowest level of activity that can be reliably detected, calculated using statistical methods and taking into account the background counts, efficiency of the measurement system, and other relevant factors.", "negative": "The results of the analysis indicate a variety of peak sizes and energy levels, which are essential for identifying specific isotopes in a sample."}
{"query": "radiation protection procedures", "positive": "policymakers could also draw some technical and safety standards from NRC\u2019s legacy radiological standards, including general radiation protection procedures and low-level waste disposal at 10 C.F.R. Part 20 and portions of 10 C.F.R. Part 30 for site decommissioning plans.", "negative": "Given the results of some analyses of coal power plants\u2019 emissions, perhaps coal plants should be subject to radioactive emissions standards as well."}
{"query": "What is the significance of pCi/L in nuclear monitoring?", "positive": "**Pb-210 ACL = 891 pCi/L**  **Th-230 ACL = 13,627 pCi/L**", "negative": "Bars indicate precision for Thorium 230 and Lead 210 analytical results."}
{"query": "What are the requirements for submitting a nuclear license application?", "positive": "The Nuclear Regulatory Commission (NRC) requires applicants to submit detailed technical and safety analyses that demonstrate compliance with the regulations.", "negative": "Tables were compiled to provide a summary of the data collected during the safety assessment process."}
{"query": "NuFuels will ensure that monitor wells are placed outside the areas that have been mined previously to maintain safety standards.", "positive": "NuFuels will verify that the production area monitor wells will be outside the locations of workings by superimposing their surveyed locations on existing surveyed maps which illustrate the working locations.", "negative": "The geology of an individual production area will be evaluated in conjunction with well field development to assure proper placement."}
{"query": "What are the requirements for austenitic stainless steel materials in nuclear systems?", "positive": "It is required that all austenitic stainless steel materials used in the fabrication, installation, and testing of NSSS components and systems be handled, protected, stored, and cleaned according to recognized and accepted methods and techniques.", "negative": "The calculated stresses at operating speed are based on stresses due to centrifugal forces."}
{"query": "What does groundwater stability monitoring involve in nuclear licensing?", "positive": "This report describes the results associated with the groundwater stability monitoring plan established by Amendment #56.", "negative": "One hardcopy of the report is being provided to you and a digital format version (PDF) is being uploaded to the NRC Document Control application."}
{"query": "lead-210 concentration regulatory limits", "positive": "Pb-210 ACL = 891 pCi/L", "negative": "Precision bar values may exceed the scale."}
{"query": "SRO-only question determination", "positive": "Does the question require one or more of the following: assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed?", "negative": "Can the question be answered solely by knowing immediate operator actions?"}
{"query": "The licensee must ensure robust defenses against cyber threats to protect digital safety systems.", "positive": "10 CFR 73.54, Protection of Digital Computer and Communication Systems and Networks, requires licensees to develop cyber security plans and programs to protect critical digital assets, including digital safety systems, from malicious cyber-attacks.", "negative": "The safety system cabinets are provided with door alarms."}
{"query": "The first response in an emergency at the facility begins with the on-shift personnel who are trained to address the situation promptly.", "positive": "The first line of control in an emergency at Surry Power Station lies with the onshift personnel. The shift complement is staffed with personnel qualified to take the initial actions necessary to respond to an emergency.", "negative": "This notification and information are available to the Shift Manager in the Control Room to enable a timely classification of the emergency and subsequent actions."}
{"query": "What is the role of the Control Room Ventilation System in nuclear safety?", "positive": "The Control Room Ventilation System is designed to isolate and maintain the design conditions within the control room during fires in either the control room or outside the emergency zone. 10 CFR 54.4(a)(3)", "negative": "The UFSAR references include sections 6.4.2, 6.4.3, and 9.4.1, which provide detailed descriptions of various safety systems and their functionalities."}
{"query": "ITAAC notification process", "positive": "An ITAAC (Inspection, Tests, Analyses, and Acceptance Criteria) notification is a key regulatory tool that documents the completion of necessary inspections and analyses as established in a licensing process.", "negative": "The report contains many technical details regarding the construction sequence and the safety measures during the reactor design phase."}
{"query": "What precautions should be taken when using the Residual Heat Removal System?", "positive": "ENSURE 0-DOOR-410-ABD2, U2 RB Equipment Access Door is CLOSED prior to placing RHR in service for shutdown cooling.", "negative": "Temporary Fabric Door, 0-DOOR-410-R003, is not a qualified ABSCE boundary with U1 in Mode 4 and RHR in service for shutdown cooling."}
{"query": "What type of reactor is planned for the Kemmerer Power Station Unit 1?", "positive": "The facility is planned to be a pool-type reactor that uses liquid sodium as the coolant instead of water.", "negative": "The U.S. Department of Energy (DOE) Office of Clean Energy Demonstrations (OCED) serves as a cooperating agency for the environmental review (ML23213A147), and the NRC is the lead Federal agency for the environmental review."}
{"query": "What are the requirements for medical examinations in relation to radiation protection?", "positive": "Frequency of Medical Examinations for Use of Respiratory Protection Equipment", "negative": "Low-Level Waste Shipment Manifest Information and Reporting is crucial for tracking radioactive waste effectively."}
{"query": "The Environmental Impact Statement (EIS) can be accessed through the NRC's public database known as ADAMS.", "positive": "The FEIS is available through the ADAMS Public Documents collection at [https://www.nrc.gov/reading-rm/adams.html](https://www.nrc.gov/reading-rm/adams.html) under ML250313A307.", "negative": "If you have any questions regarding this matter, please contact Jean Trefethen by phone at 301-415-0867 or via email at [Jean.Trefethen@nrc.gov](mailto:Jean.Trefethen@nrc.gov)."}
{"query": "The NRC assesses potential deterioration in structural support materials, especially under varying environmental conditions.", "positive": "Cracking, Loss of Bond, and Loss of Material (Spalling, Scaling) are aging effects requiring management for reinforced concrete used as a flood barrier in the reactor building.", "negative": "Increase in Porosity and Permeability, Loss of Strength are conditions noted for missile barriers under water flowing environments."}
{"query": "What are microreactors in nuclear regulation?", "positive": "Another activity that's going on right now is microreactors, which are receiving a lot of attention.", "negative": "Siting is usually one of those issues that's discussed a lot in terms of microreactors."}
{"query": "nuclear device registration", "positive": "NRC Device Key: 719644 (Internal Control Number)", "negative": "Transfer Date: 11/15/1981"}
{"query": "strontium-90 analysis", "positive": "Strontium-90                 | U         | -0.169 | +/-0.146    | 0.323 | 0.400 | pCi/g  | JXC9 | 08/09/19 | 1642 | 1899424", "negative": "Emergency planning is crucial for ensuring that all personnel are prepared for potential accidents."}
{"query": "Yankee Class Fuel Assembly specifications", "positive": "The original fuel assemblies for the INTACT FUEL RODS, DAMAGED FUEL RODS, FUEL DEBRIS and damaged fuel cans shall meet the criteria specified in Table B2-2 for the fuel assembly class, and meet the following additional specifications:", "negative": "- As specified in Table B2-2 for the applicable fuel assembly type."}
{"query": "internal flooding risks", "positive": "The GGNS internal events PRA model includes evaluation of risk from internal flooding events.", "negative": "The terrain surrounding the immediate vicinity of the plant is such that landslide is highly unlikely."}
{"query": "What are the safety considerations for Radium 226 in regulatory filings?", "positive": "Radium 226, dissolved is analyzed using the EPA 903.1 method for assessing the safety and regulation of this radioactive material in various samples.", "negative": "The ACZ Laboratories, Inc. is located at 2773 Downhill Drive Steamboat Springs, CO 80487, providing analytical services across a range of environmental samples."}
{"query": "nuclear power plant safety systems", "positive": "Safety systems play a crucial role in ensuring the reliable operation of nuclear power plants and the protection of public health and safety.", "negative": "The density of water varies depending on temperature and pressure, which influences its behavior in different experimental conditions."}
{"query": "What are common cause failures in nuclear safety systems?", "positive": "Does the methodology described in draft NEI 20-07 require an assessment of potential common cause failure (CCF) vulnerabilities in a proposed system, prior to implementation of this methodology?", "negative": "The present regulatory infrastructure for HSSSR systems acknowledges that it is possible to identify a potential CCF vulnerability due to a latent defect has such a low likelihood of occurrence that it may be treated as \u201cbeyond design basis\u201d, and therefore its consequences may be evaluated using best-estimate methods."}
{"query": "It is essential to provide protective clothing and prevent unauthorized access to the site before cleanup operations.", "positive": "Issue protective clothing, and secure site from unauthorized entry.", "negative": "Calibrated beta, gamma, alpha survey meter is essential for detecting radiation levels present in the area."}
{"query": "What are the alarm indicators for a tornado warning in a nuclear plant?", "positive": "Annunciators 912-5 C-1, RX BLD 1 LOW DP and 912-5 C-4, RX BLD 2 LOW DP are in alarm.", "negative": "Unit 1 and Unit 2 are operating at rated power when Security reports a tornado sighted in the Protected Area."}
{"query": "source term calculations for reactor accidents", "positive": "The concentration of nuclides in the primary and secondary system prior to and following the LRA are determined as follows: A. The iodine activity in the reactor coolant prior to the accident is based upon an iodine spike which has raised the reactor coolant concentration to 60 \u00b5Ci/g of dose equivalent (DE) I-131.", "negative": "The atmospheric dispersion factors used in the analysis were calculated based on the onsite meteorological measurement programs described in subsection 3.3."}
{"query": "What are the design requirements under 10 CFR 53.440 for advanced reactors?", "positive": "The design requirements outlined in 10CFR53.440 ensure that advanced reactors meet safety and operational standards established by the NRC.", "negative": "The comment on FR Doc # 2024-23434 relates to general procedural aspects of submittals but does not delve into specific technical requirements."}
{"query": "Access Authorization program requirements", "positive": "10 CFR 73.55(b)(7) requires licensees maintain an Access Authorization program in accordance with 10 CFR 73.56. Paragraphs 10 CFR 73.56(m) and (o) require licensees ensure the confidentiality and integrity of Access Authorization (AA) system data.", "negative": "This would be an adverse impact to access control functions."}
{"query": "What are the immediate steps the RO must take following a reactor trip?", "positive": "RO trips the reactor and performs immediate actions of EOP-TRIP-1.", "negative": "RO reports Tavg is trending to 547\u00b0F."}
{"query": "ultimate heat sink operational requirements", "positive": "**LCO 3.7.9** The UHS shall be OPERABLE.", "negative": "**APPLICABILITY:** MODES 1, 2, 3, and 4."}
{"query": "reactor coolant system operability assessment", "positive": "Evaluation of the operability of the reactor coolant system (RCS) following questions regarding leakage from valve 2RC003A, as documented in IR 4810722 during the week ending October 26, 2024.", "negative": "Review and evaluation of the risk associated with 2CV8385B and winter weather conditions during the week ending December 21, 2024."}
{"query": "What are the requirements for obtaining a nuclear reactor license?", "positive": "To obtain a license for a nuclear reactor, applicants must submit a detailed safety analysis report that demonstrates compliance with regulatory requirements as established by the NRC.", "negative": "The cooling system of a nuclear reactor plays a crucial role in maintaining safe operational temperatures and preventing overheating."}
{"query": "Intermediate Range Monitor (IRM) operational requirements", "positive": "Per QCOP 0700-02, INTERMEDIATE RANGE MONITOR (IRM) OPERATION step E.1: IRM Rod Block setpoints are as follows: a. IRM downscale allowable value: (1) 5/125 of full scale. (2) Bypassed when on Range 1. b. IRM high allowable value: < 112/125 of full scale. c. IRM detector \"NOT FULL IN\" while in MODE 2 (Startup). d. IRM Inoperable.", "negative": "The IRM INOP condition is generated by placing the Function switch out of the OPERATE position, unplugging any of the modules in the IRM Drawer, or the IRM detector voltage is low. This is bypassed only when the Mode Switch is in RUN."}
{"query": "The diagrams for flow and valve operation pertaining to the Safety Injection System in Unit 1 illustrate key operational parameters.", "positive": "11715-FM-096A Flow/Valve Operating Numbers Diagram: Safety Injection System, Unit 1", "negative": "The referenced drawings are not part of the UFSAR. This is not intended to be a complete listing of all Station Drawings referenced from this section of the UFSAR."}
{"query": "A508 Cl. 2 material specification", "positive": "The closure head dome is made of A533B, Cl. 1 material specification, while the closure head ring and flange are specified as A508 Cl. 2 according to the project requirements.", "negative": "The upper shell of the reactor is constructed with A508 Cl. 2, featuring a material specification that ensures structural integrity under operating conditions."}
{"query": "What are low-level waste compacts?", "positive": "The figure and table below identify the composition of all LLW compacts as of May 2014.", "negative": "Alaska and Hawaii belong to Northwest Compact."}
{"query": "What is the purpose of the Turbine Bypass System in a nuclear reactor?", "positive": "The Turbine Bypass System is designed to provide an artificial Reactor Coolant System load by providing the following steam dump capabilities: 1. 100 percent full load steam dump to atmosphere via main steam safety valves. 2. 40 percent full load steam dump to condenser via pressure reducing control valves.", "negative": "Proper operation of the Turbine Gland Sealing System is verified during unit startup. Normal operating system performance monitoring will detect any deterioration in the performance of system components and will be corrected by appropriate means as necessary."}
{"query": "soil sampling in nuclear inspections", "positive": "**Soil samples** - Develop a sample plan that includes exact location coordinates, and the pipe segments in the area.", "negative": "The inspection requirements for these planned periodic inspections should include certain elements to ensure compliance and safety."}
{"query": "EPA 200.7 testing standards", "positive": "Cobalt, dissolved\n**EPA 200.7**", "negative": "WG952439  | ICV    | 07/30/24-11:41 | W240628-6 | 4.004 | 4.055  | mg/L | 101  | 90    | 110 |     |       |      |"}
{"query": "equilibrium temperature in nuclear safety", "positive": "The highest equilibrium temperature was found to be 84.2\u00b0F for July 1993, therefore the original equilibrium temperature of 88\u00b0F for June 1952 remains bounding.", "negative": "The total heat rejected (see Figure 9-41 and Table 9-16 for the 30 day period) comes from three basic sources: Supporting information can be found in Ref 15."}
{"query": "shutdown cooling system", "positive": "At Time = 40 minutes, Shutdown Cooling (SDC) is restored.", "negative": "A plant shutdown and cooldown is in progress with the following: - RHR pump B is running in a Shutdown Cooling lineup."}
{"query": "site characterization in groundwater modeling", "positive": "Approximately 3 months after Kickoff Meeting - First hybrid technical meeting (in-person and virtual participation) will be held for the purpose of discussing site characterization, model input parameters, and model boundary conditions.", "negative": "HMC to provide the groundwater model and model files to the agencies."}
{"query": "The Environmental Impact Statement must consider all public feedback before finalization.", "positive": "Supplemental Environmental Impact Statement is a detailed analysis that evaluates the potential environmental effects of a proposed action and must be considered carefully.", "negative": "The Public Scoping Meeting addressed various community concerns regarding infrastructure development in the region."}
{"query": "What is the significance of Plutonium-238 in radiochemistry?", "positive": "Plutonium-238 is a radioactive isotope that is commonly used in radioisotope thermoelectric generators (RTGs) to provide power for spacecraft and various other applications.", "negative": "The QC summary provided lists the batch information, sample qualities, and unit measurements relevant to radiation detection."}
{"query": "What is a condensate cleanup system in nuclear plants?", "positive": "The condensate cleanup system processes the full flow of condensate and has five condensate filter demineralizer vessels with 25-percent capacity each (one on standby), five holding pumps, piping, instrumentation, and controls.", "negative": "Codes and standards applicable to the condensate cleanup system are listed in table 3.2.2-1."}
{"query": "climatological changes and nuclear plant impacts", "positive": "Overall \u2013 Are expected climatological changes likely to alter the impacts of plant activities on local facilities and residency patterns, including housing, public schools, recreational resources, and first-responder agencies? Justify your answer in 4 sentences or less. Expected climatological changes are not likely to alter these impacts.", "negative": "By the middle of the next century, southwestern Michigan is expected to face increased rainfall and flood risks, which may place pressure on regional transportation infrastructure."}
{"query": "The NRC has emphasized that safety culture traits should be integrated into a facility's procedures but are not subject to enforcement by the NRC.", "positive": "Individuals and organizations performing regulated activities bear the primary responsibility for safety and security. The performance of individuals and organizations can be monitored and trended and, therefore, may be used to determine compliance with requirements and commitments and may serve as an indicator of possible problem areas in an organization\u2019s safety culture.", "negative": "In 2003, Commissioner Jeffrey Merrifield proposed a rule for oversight of a safety conscious work environment."}
{"query": "What is the role of the Public Information Officer in emergency response procedures?", "positive": "The Public Information Officer (PIO) is responsible for disseminating information to the public during an emergency situation, ensuring clear communication between the agency and the community.", "negative": "The Director of the Office of Homeland Security and Emergency Preparedness oversees the revisions to procedures and ensures compliance with federal regulations."}
{"query": "What is the relationship between the initial assembly enrichment levels and fuel burnup in PWR reactors?", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | WE 14x14 Assembly Average Burnup (B) GWd/MTU |", "negative": "The parameters of the safety analysis must account for various potential operational scenarios."}
{"query": "The analysis confirmed the presence of specific nuclides through statistical methods that gauge their activity levels.", "positive": "Activity measurements are taken in units of pCi/M\u00b2 to quantify radioactive emissions from various nuclides in a sample.", "negative": "All peaks were identified."}
{"query": "What are the ASME OM Code requirements referenced in 10 CFR 50.55a?", "positive": "All other ASME OM Code requirements as incorporated by reference in 10 CFR 50.55a for which relief or an alternative was not specifically requested, and granted or authorized (as appropriate), in the subject request remain applicable.", "negative": "If you have any questions, please contact the Project Manager, Robert Kuntz, at 301-415-3733 or by e-mail to Robert.Kuntz@nrc.gov."}
{"query": "What is the process for appealing a decision made by the Atomic Safety and Licensing Board?", "positive": "In accordance with the provisions of 10 C.F.R. \u00a7 2.311, as this memorandum and order rules upon an intervention petition, any appeal to the Commission from this memorandum and order must be taken within 25 days after this issuance is served.", "negative": "The September 27, 2021 hearing request of petitioners Beyond Nuclear, Inc., and the Sierra Club, Inc., and the accompanying 10 C.F.R. \u00a7 2.335 waiver request are denied and this proceeding is terminated."}
{"query": "What is the purpose of radiological surveys in nuclear facilities?", "positive": "Radiological surveys are conducted to assess the radiological conditions of a facility and ensure that the levels of radiation exposure are within acceptable limits.", "negative": "The instrument data collected on various models provides insightful information regarding the calibration and performance of the measurement probes used in monitoring equipment."}
{"query": "The NRC specifies criteria for the effective performance of emergency cooling systems in light-water reactors.", "positive": "Code of Federal Regulations, Title 10, Part 50, Section 46, \u201cAcceptance Criteria For Emergency Core Cooling Systems For Light-Water Nuclear Power Reactors,\u201d August 2007.", "negative": "EMF-2328(P)(A), Revision 0, *PWR Small Break LOCA Evaluation Model, S-RELAP5 Based*, March 2001."}
{"query": "What actions has Xcel Energy taken regarding the Monticello facility's historic and cultural significance?", "positive": "While preparing its application for subsequent license renewal, Xcel Energy contacted the Minnesota State Historic Preservation Office (MN SHPO) by letter dated March 17, 2022, seeking input on the potential effects from continued operation of Monticello on historic and cultural resources.", "negative": "The FWS published a proposed rule to list the tricolored bat (*Perimyotis subflavus*) as endangered under the Endangered Species Act on September 14, 2022 (87 FR 56381). This species range includes both Wright and Sherburne Counties."}
{"query": "The North Anna Power Station relies on several nearby hydrological features for its operations.", "positive": "The North Anna Power Station is a nuclear facility located near the North Anna River and Pamunkey Creek, utilizing these water sources for cooling and other operational needs.", "negative": "Louisa is a small unincorporated community that is part of Louisa County, Virginia, and serves as a rural locality."}
{"query": "automatic reopening protection in relief valves", "positive": "ERV B and C are the only valves with auto reopening protection.", "negative": "QCOP 0203-01, step F.2 directs alternating use of B and C if repeated cycling of relief valves is required."}
{"query": "management of aging effects in reactor coolant systems", "positive": "The aging management program for the Expansion Joint includes monitoring for Loss of Material and Cracking due to exposure to Treated Borated Water and Reactor Coolant environments, following guidelines from Water Chemistry and ASME Section XI.", "negative": "The reactor coolant system is critical for maintaining safe operating conditions, ensuring the removal of heat from the reactor core."}
{"query": "What is the function of the Reactor Core Isolation Cooling (RCIC) system?", "positive": "The Reactor Core Isolation Cooling (RCIC) system is designed to provide core cooling and maintain the integrity of the reactor core during an emergency by using steam from the reactor vessel to drive a turbine, which in turn supplies coolant to the reactor.", "negative": "The table discusses various isolation valves and their corresponding attributes for different systems, detailing their locations and failure probabilities in containment isolation scenarios."}
{"query": "TCE plumes in groundwater monitoring", "positive": "TCE was detected in groundwater at concentrations at or above its MCL of 5.0 \u00b5g/L from 10 of the 86 surficial aquifer monitoring wells. There are four TCE plumes at CFFF in the surficial aquifer. These CVOC plumes are generally referenced as the Western Groundwater AOC, the main plume, the eastern plume, and a plume near the southwest corner of the plant building.", "negative": "The main PCE plume in the surficial aquifer \u2013 lower zone appears to emanate from an area between WL2 and the plant building and migrates to the southwest. It is currently unknown whether the Western Groundwater AOC PCE plume is the result of groundwater migration from the developed area of the facility or another source."}
{"query": "The NRC recently updated the terms of the Renewed Facility License for the Ohio State University Research Reactor, indicating it now has no expiration date.", "positive": "By order dated February 6, 2025, the U.S. Nuclear Regulatory Commission (NRC) modified Renewed Facility License No. R-75 for the Ohio State University Research Reactor such that it has no fixed term.", "negative": "If you have any questions, please contact me at (301) 415-4002 or via email at Jessica.Lovett@nrc.gov."}
{"query": "What are the inspection requirements for PWR pressurizer head welds?", "positive": "The inspection requirements for PWR pressurizer head welds include visual examinations, and in certain cases, non-destructive testing such as ultrasonic examinations to detect subsurface defects.", "negative": "The report outlines various parameters that influence the thermal performance of reactors, including coolant flow rates and reactor pressure maintenance."}
{"query": "NELAC certification requirements", "positive": "Except as noted, the test results for the methods and parameters listed on ACZ's current NELAC certificate letter (#ACZ) meet all requirements of NELAC.", "negative": "All samples and sub-samples associated with this project will be disposed of after November 01, 2024."}
{"query": "What is the average burnup for fuel assemblies in nuclear reactors?", "positive": "For fuel assembly average burnup greater than 45 GWd/MTU, cool time tables have been revised to account for a 5% margin in heat load.", "negative": "Certification of Compliance No. 1031 B2-69 Amendment No. 6, Revision No. 2"}
{"query": "lubricating oil analysis", "positive": "Consistent with NUREG-1801. Loss of material of stainless steel piping, piping components, and tanks exposed to lubricating oil in the TGAS is managed by the DCPP Lubricating Oil Analysis AMP (B.2.3.25). The DCPP One-Time Inspection AMP (B.2.3.19) will verify the effectiveness of the DCPP Lubricating Oil Analysis AMP (B.2.3.25) to manage loss of material.", "negative": "Reduction of heat transfer of aluminum heat exchanger tubes exposed to lubricating oil is managed by the DCPP Lubricating Oil Analysis AMP (B.2.3.25). The DCPP One-Time Inspection AMP (B.2.3.19) will verify the effectiveness of the DCPP Lubricating Oil Analysis AMP (B.2.3.25) to manage reduction of heat transfer."}
{"query": "benthic invertebrates near nuclear sites", "positive": "Table 3.7-2 provides a list of benthic invertebrates in the vicinity of the DNPS Site, including various species such as Dragonfly (Gomphus sp.) and several types of beetles and caddisflies.", "negative": "The safety evaluation in this report identifies several potential hazards associated with the operation of the nuclear facility, including seismic events and mechanical failures."}
{"query": "What is the flowrate measurement in nuclear safety procedures?", "positive": "Applicant performs calculation and verifies flowrate to be 77.48 gpm.", "negative": "Cue: None"}
{"query": "lightning flash frequency calculation", "positive": "Hence, the expected frequency of lightning flashes in the exclusion area per year is 31, as calculated below: 9.4 flashes (km\u00b2) (year) x 3.3 km\u00b2 = 31 flashes year", "negative": "Approximately 65 percent of Illinois tornadoes have occurred during the months of March through June, with the highest statewide probability of a tornado occurrence being in April."}
{"query": "Nickel-63 analysis in nuclear materials", "positive": "Nickel-63 is identified in the analysis results, specifically measured in pCi/g for the Rad Liquid Scintillation Analysis parameters.", "negative": "The following Analytical Methods were performed: DOE EML HASL-300, Am-05-RC Modified, ASTM C 1475-00 Modified, DOE EML HASL-300, Pu-11-RC Modified, and others."}
{"query": "What is the 50.59 process in nuclear regulation?", "positive": "the 50.59 process involves evaluating whether a proposed change to a nuclear facility requires prior NRC approval or can be implemented without a license amendment.", "negative": "The comments were provided by NEI members representing the 50.59, 72.48, and PRA communities."}
{"query": "What is the purpose of the Residual Heat Removal system in nuclear reactors?", "positive": "Residual Heat Removal is crucial for maintaining safe reactor conditions by transferring excess heat from the reactor core to prevent overheating after shutdown.", "negative": "Grounds are established to ensure the electrical distribution system functions correctly under both normal and fault conditions."}
{"query": "The NRC mandates specific designs for the safety baskets in boiling water reactors to ensure optimal performance.", "positive": "Figure B2-5 presents the schematic of the BWR 81-Assembly Basket, which is essential for the containment and organization of nuclear fuel assemblies.", "negative": "The arrangement of different materials in a reactor core affects the thermal efficiency greatly, especially under high-pressure conditions."}
{"query": "What is the Minimum Detectable Concentration in nuclear analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "Strontium Carrier: 92.8, Acceptable Limits: (25%-125%)"}
{"query": "What is the dry weight basis in analytical reports?", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "Sample 1204336298 (L1-010-107-AJGS-018-SSDUP) was recounted due to a peak shift."}
{"query": "nuclear regulatory licensing process", "positive": "The licensing process for nuclear reactors involves a thorough review of safety, environmental impacts, and operational protocols to ensure compliance with established regulations.", "negative": "The efficiency of the turbine generator is a crucial factor in the overall performance of the power plant, influencing both energy output and operational costs."}
{"query": "What is the activity of CS137 in nuclear measurements?", "positive": "The activity of CS137 is measured at 100 mCi.", "negative": "The distributor license number for Thermo Process Instruments is L03524."}
{"query": "What is average burnup in nuclear fuel?", "positive": "The average burnup for nuclear fuel is measured in gigawatt-days per metric ton of uranium (GWd/MTU).", "negative": "Safety assessments are a critical component of the licensing process, involving detailed evaluations of all potential hazards and risks associated with a facility."}
{"query": "What statistical method was used to evaluate survey designs without a background reference area?", "positive": "The Sign Test was selected as the non-parametric statistical test. The use of the Sign Test did not require the selection or use of a background reference area, which simplified survey design and implementation.", "negative": "The survey design specified fourteen (14) soil samples for non-parametric statistical testing."}
{"query": "What is the dam breach flood flow and stage hydrograph?", "positive": "Dam Breach Flood Flow and Stage Hydrograph at the VEGP Site illustrates the relationship between the stage of the flow and the flow rate measured in cubic feet per second (cfs) during the time period observed.", "negative": "River flow is measured in cubic feet per second and can vary greatly depending on upstream conditions and rainfall."}
{"query": "What are the strategies for maintaining injection during long-term station blackout scenarios?", "positive": "The Dresden FLEX strategies provide a means of maintaining injection in long term SBO scenarios.", "negative": "A: AC/DC, B: Core Cooling, C: FW/Condensate, D: HVAC, E: Instrument Air/Nitrogen, F: Containment Phenomena, G: Containment Bypass, H: ATWS, I: Internal Flooding, J: Seismic, K: Fire, L: Other, M: Cooling Water, N: Seal Cooling."}
{"query": "NRC reasonable accommodation policy", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "The policy statement may be found on the NRC website: http://www.nrc.gov/reading-rm/doc-collections/commission/policy/67fr36920.html"}
{"query": "SEMS definition in nuclear licensing", "positive": "For purposes of this paragraph as applied to this license, SEMS means any SEMS that has been referenced in a staff SER, TER, EA, or EIS and supplements and amendments thereof.", "negative": "The licensee shall maintain records of any changes made pursuant to this condition until license termination."}
{"query": "The NRC emphasizes the importance of managing age-related degradation in reactor components to ensure safety and performance.", "positive": "Loss of material due to pitting, crevice corrosion is an aging effect requiring management for Flow Device (Class 1) components made of stainless steel that operate in treated water above 60\u00b0C.", "negative": "Closed-cycle cooling water (External) is critical for maintaining optimal performance in a reactor's heat exchanger systems, but its environmental conditions must be monitored."}
{"query": "environmental justice in regulatory filings", "positive": "The overall socioeconomic environment of the area has not changed appreciably, and the factors that affect environmental justice in addition to those listed in Section 3.10 can be summarized as follows (IHS 2019).", "negative": "Diseases of the heart, malignant neoplasm, unintentional injuries, and diabetes are the leading causes of American Indian and Alaska Native deaths (2009-2011)."}
{"query": "nuclear licensing regulatory process", "positive": "The nuclear licensing process involves a thorough review of safety analyses and regulatory compliance, thereby ensuring that the design, construction, and operation of the nuclear facility meet the required safety standards and regulations set forth by the NRC.", "negative": "Mr. Michael Franovich, NRR, is responsible for overseeing the quality assurance program within the regulatory body, ensuring that all protocols are followed and maintained in accordance with established standards."}
{"query": "What is the significance of uranium mined lands in nuclear licensing?", "positive": "**265** Uranium mined lands", "negative": "**Basemap:** USGS 1:24,000 Quads"}
{"query": "The flow rates reported in our tests account for the conditions unique to the CT Test, with particular emphasis on the head loss measurements.", "positive": "The clean screen head loss for the CT Test was 0.03 psi.", "negative": "Figure 3.f.4-12 and Figure 3.f.4-13 show plots of raw head loss test data for the CT Test with time to demonstrate the key testing activities."}
{"query": "What are the statistics regarding housing availability in the Region of Influence?", "positive": "Table 3-20 lists the total number of occupied and vacant housing units, vacancy rates, and median values in the two-county ROI.", "negative": "The Pickens County School District comprises 23 public schools, with approximately 16,400 students for the 2020\u20132021 school year."}
{"query": "What is online monitoring technology for nuclear plant pressure transmitters?", "positive": "Online Monitoring Technology to Extend Calibration Intervals of Nuclear Plant Pressure Transmitters refers to the methods implemented to reduce the frequency of calibration needs while ensuring the accuracy and reliability of pressure measurements in nuclear plants.", "negative": "The NRC documents detail various safety assessments and technical specifications that outline the necessary operational procedures to ensure public safety during routine inspections."}
{"query": "NUREG 1556 series guidance", "positive": "Please prepare your licensing requests in accordance with the most recent Final version of NUREG 1556 Series Guidance at: http://www.nrc.gov/reading-rm/doc-collections/nuregs/staff/sr1556/", "negative": "Please only submit one complete, physically and legibly signed copy of your correspondence to us."}
{"query": "status of a reactor operator's license", "positive": "The applicant determines RO B\u2019s license is INACTIVE", "negative": "Either 12-hour or 8-hour shifts is the normal."}
{"query": "radioisotope activity measurement", "positive": "The radionuclide activity is measured in microcuries per gram of dry sample (\u00b5Ci/g Dry) to ensure accurate quantification of radioactive materials during regulatory filings.", "negative": "Measurements of uncertainty are crucial in any scientific analysis, but their implications vary depending on the context and type of data collected."}
{"query": "The assembly average enrichment must meet specific requirements for fuel assemblies used in pressurized water reactors.", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E) 42 < Assembly Average Burnup \u2264 43 GWd/MTU", "negative": "The safety features of the reactor are designed to prevent overheating and ensure containment integrity during an incident."}
{"query": "Thermo-Lag 330-1 fire barrier material", "positive": "The Thermo-Lag 330-1 fire barrier material was assumed to be comprised of 90% (by volume) particulate and 10% fiber.", "negative": "See the Response to 3.c.1 for the material and bulk densities of the various types of debris."}
{"query": "The NRC has established guidelines for the comprehensive safety analysis of reactor operations.", "positive": "The Division of Operating Reactor Licensing oversees the licensing process of commercial nuclear power plants, ensuring compliance with federal regulations and safety standards.", "negative": "The report outlines the various approaches taken by engineering teams to enhance project management efficiency and streamline communication."}
{"query": "Combined License implementation schedule", "positive": "Two license conditions require SNC to submit, no later than twelve months after issuance of the COL, the following: - A schedule for implementation of the operational programs listed in the Final Safety Analysis Report Table 13.4-201, including the associated estimated date for initial loading of fuel (COL section 2.D.(11))", "negative": "The U.S. Nuclear Regulatory Commission (NRC) issued Combined Licenses (COLs) NPF-91 and NPF-92 to Southern Nuclear Operating Company (SNC) pursuant to Title 10 of the Code of Federal Regulations (10 CFR) Section 52.97, \"Issuance of combined licenses,\" on February 10, 2012."}
{"query": "What is the significance of Rn=Ru in nuclear reactor safety?", "positive": "Rn=Ru represents the ratio of the design load to the allowable load for structural components in nuclear facilities, guiding safety evaluations and regulatory compliance.", "negative": "The NRC's regulatory framework includes various processes for ensuring that nuclear plants adhere to safety standards and operational guidelines."}
{"query": "What is the maximum allowable wellhead injection pressure?", "positive": "The casing test pressure will vary with the maximum allowed injection pressure as described below. In all cases the well will be sealed, filled with water, and pressured up with air to at least 125% of the maximum allowable wellhead injection pressure (MAWHIP).", "negative": "In all cases the well will be sealed, filled with water, and pressured up with air to at least 125% of the maximum allowable wellhead injection pressure (MAWHIP). The MAWHIP will be determined as in Section 6.5.3, and posted and monitored as described in Section 6.6 to ensure that the formation fracture pressure is not exceeded."}
{"query": "maximum fuel element cladding temperature", "positive": "PRM-50-93 requests that the Nuclear Regulatory Commission (\u201cNRC\u201d) make new regulations: to require that the calculated maximum fuel element cladding temperature not exceed a limit based on data from multi-rod (assembly) severe fuel damage experiments;", "negative": "In the event of a LB LOCA, there would be variable reflowed rates throughout the core; however, at times, local reflowed rates could be approximately one inch per second or lower."}
{"query": "HYSPLIT meteorological data", "positive": "HYSPLIT is a model used to simulate the dispersion of aerosol concentrations and is crucial for analyzing release locations in nuclear safety assessments.", "negative": "Output Control Parameters are essential for adjusting the simulations to meet specific operational needs."}
{"query": "peak discharge for PMF analysis", "positive": "The governing PMF peak discharge of 1,173,128 cfs resulted in a peak stage on the Chattahoochee River at Plant Farley of ___ ft NAVD88 (___ ft NGVD29).", "negative": "Hydrologic Failure refers to the failure modes associated with significant changes in water flow, often from extreme weather events."}
{"query": "Plutonium 239 analysis", "positive": "Plutonium-239                   | U         | -0.00764 | +/-0.0203    | 0.0572  | 0.400  | pCi/g  |    |    | HAKB 07/31/19 | 1210 | 1898440 | 3      |", "negative": "Nickel-59                       | U         | 0.648    | +/-1.99      | 3.67    | 5.00   | pCi/g  |    |    | TXJ1 08/12/19 | 1131 | 1899284 | 5      |"}
{"query": "How do the calculations of radial power profiles differ between GALILEO and FRAPCON models?", "positive": "Figure 5: Comparison of GALILEO and FRAPCON calculated radial power profiles at an enrichment of 3%, Gd2O3 concentration of 8wt% and 60 GWd/MTU burnup", "negative": "The construction of the containment structure is designed to withstand seismic events and ensure the safety of the reactor."}
{"query": "What is the significance of irradiated gemstone testing requirements?", "positive": "Lightbox is presently unable to perform its requirement to test no less than 2% of irradiated gemstones prior to distribution.", "negative": "As a matter of urgency, we have contacted a number of suppliers in the US within various NRC Agreement States that have the capability to test our diamonds."}
{"query": "What is the process for submitting a License Amendment Request in nuclear regulation?", "positive": "**Wolf Creek Letter ET 21-0005** (Reference 56) submitted a License Amendment Request for a risk informed resolution to GSI-191.", "negative": "The following list summarizes the key correspondences issued by the NRC or submitted to the NRC by Wolf Creek regarding the resolution of GL 2004-02 up to 2021."}
{"query": "What is the role of Probabilistic Risk Assessment (PRA) in nuclear regulatory activities?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) discusses the use of Probabilistic Risk Assessment methods in nuclear regulatory activities, as outlined in their final policy statement published in the Federal Register, which emphasizes the importance of these methods in evaluating risks associated with nuclear plants.", "negative": "The U.S. Code of Federal Regulations specifies the licensing process for production and utilization facilities, providing guidelines for domestic licensing without reference to specific risk assessment methodologies."}
{"query": "reactor coolant system", "positive": "The reactor coolant system (RCS) is responsible for transferring heat from the reactor core to the steam generators and regulating the temperature and pressure of the reactor.", "negative": "The emergency response plan must be updated annually to ensure that all personnel are familiar with the procedures in case of an incident."}
{"query": "What are the analytical procedures for nuclear sample analysis?", "positive": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable.", "negative": "The samples in this SDG were analyzed on an \"dry weight\" basis."}
{"query": "loss of forced reactor coolant flow", "positive": "Figure 15-57 illustrates the reactor power response during a complete loss of forced reactor coolant flow, showing the fraction of initial reactor power over time, from 1.0 at t=0 seconds to 0.01 at t=10 seconds.", "negative": "The reactor design must comply with the specified regulatory requirements that ensure safety and environmental protection throughout its operational lifetime."}
{"query": "The construction of the Mihama 1 plant, which is a 2-loop design, was completed in 44 months, culminating in first power production in August 1970.", "positive": "Mihama 1, a 2-loop, 320-MWe unit, is owned and operated by the Kansai Electric Power Company. Mihama 1 marks the beginning of a line of Westinghouse pressurized water reactors supplying the generation needs of the Far East.", "negative": "Power was supplied to the system on December 2, 1969."}
{"query": "acceptance criteria for RVI components", "positive": "Acceptance Criteria: Section 5 of MRP-227, Revision 1-A (as supplemented), which includes Table 5-1 for B&W-designed RVIs, Table 5-2 for CE-designed RVIs, and Table 5-3 for Westinghouse-designed RVIs, or MRP-227 (as supplemented) provides the specific examination and flaw evaluation acceptance criteria for the \u201cPrimary\u201d and \u201cExpansion\u201d RVI component examination methods.", "negative": "The program applies applicable fracture toughness properties, including reductions for thermal aging or neutron embrittlement, in the flaw evaluations of the components in cases where cracking is detected in an RVI component and is extensive enough to warrant a supplemental flaw growth or flaw tolerance evaluation."}
{"query": "What are the variable parameters used in the Excel Model Builder?", "positive": "The Excel Model Builder generates cases 1, 2, 3, etc., for various combinations of variables. These variables are chosen by the user for each case (shaded cells) and the program calculates the model inputs.", "negative": "The variable parameters include run time, source length, source type, source top elevation, source half length in cm, source area, and the file name."}
{"query": "The RICT Program requires prior management approval for entry during planned activities and requires prompt action during emergent situations.", "positive": "The procedures for the RICT program will address the following attributes consistent with NEI 06-09: - Plant management positions with authority to approve entry into the RICT Program.", "negative": "This training will be conducted for the following DTE staff positions."}
{"query": "licensed operator responsibilities", "positive": "Knowledge of individual licensed operator responsibilities related to shift staffing, such as medical requirements, \u201cno-solo\u201d operation, and maintenance of active license status, 10 CFR part 55", "negative": "Ability to evaluate plant performance and make operational judgments based on operating characteristics, reactor behavior, and instrument interpretation."}
{"query": "What are the guidelines for operator licensing examinations in nuclear plants?", "positive": "Nuclear Regulatory Commission (NRC) examiners conducted an initial examination in accordance with the guidelines in Revision 11 of NUREG-1021, \"Operator Licensing Examination Standards for Power Reactors.\"", "negative": "Eight applicants were issued licenses commensurate with the level of examination administered on September 30, 2020."}
{"query": "What is the Prandtl number and how is it relevant in heat transfer in nuclear systems?", "positive": "Prandtl number, as seen in Eq. (130) (repeated below as Eq. (163)), only depends on fluid properties that are solely temperature-dependent.", "negative": "For characterization of forced convective heat transfer in a packed bed, following appropriate heat transfer guidance from Section 4.2, Reynolds and Prandtl numbers must be matched between the prototype and scaled experiment."}
{"query": "high moisture content in instrument air", "positive": "Excessive moisture can result in desiccant carryover causing high differential pressures across the after filter (1/2, 1A and U-2 IAC only).", "negative": "Control rods drifting into the core."}
{"query": "What is required for emergency communications in nuclear regulatory frameworks?", "positive": "Systems are established for prompt communication among principal emergency response organizations.", "negative": "Adequate equipment is maintained to support emergency response."}
{"query": "What are the regulatory requirements for subsequent license renewal of a nuclear plant?", "positive": "Xcel Energy has prepared Table 1.1-1 to verify conformance with regulatory requirements. Table 1.1-1 indicates the sections in the MNGP subsequent license renewal (SLR) ER that respond to each requirement of 10 CFR 51.53(c) and 10 CFR 51.45.", "negative": "The subsequent renewed license for MNGP would expire at midnight on September 8, 2050."}
{"query": "The organizational structure for emergency response includes key roles like the Station Emergency Manager and the Radiological Assessment Director.", "positive": "### Radiological Assessment Director\n- RP Supervisor\n\n#### Dose Assessment Team Leader*\n- Offsite Monitoring Team 1\n- Offsite Monitoring Team 2", "negative": "### Corporate Response Manager\n\n### Station Emergency Manager\n\n- Emergency Procedure Coordinator\n\n#### Emergency Maintenance Director\n- OSC Director"}
{"query": "Zero Trust architecture", "positive": "Zero Trust provides a collection of concepts and ideas designed to minimize uncertainty in enforcing accurate, least privilege per-request access decisions in information systems and services in the face of a network viewed as compromised.", "negative": "All data sources and computing services are considered resources."}
{"query": "The High Pressure Coolant Injection (HPCI) system must be declared inoperable when its operational capability is compromised.", "positive": "Declare High Pressure Coolant Injection (HPCI) System inoperable.", "negative": "In accordance with the Risk Informed Completion Time Program."}
{"query": "The NRC mandates that applicants thoroughly evaluate design interfaces related to safety systems in their licensing submissions.", "positive": "The design interfaces between the Natrium Nuclear Island and Energy Island are critical for ensuring regulatory compliance and operational safety.", "negative": "The report includes various administrative details and a list of recipients involved in the correspondence."}
{"query": "What is required for nuclear training programs?", "positive": "Possession Requires Specific Permission from Nuclear Training.", "negative": "Nuclear power plants must maintain a high level of safety through continuous monitoring and assessment of their operational performance."}
{"query": "What is the significance of grid spacing in nuclear reactor safety analysis?", "positive": "Definition of grid spacing and distance-to-grid", "negative": "Framatome Inc. is a leading company in the nuclear energy sector."}
{"query": "single failure criterion in nuclear safety systems", "positive": "The single-failure criterion applies to the safety systems whether control is by automatic or manual means. IEEE Std 379-1988 provides guidance on the application of the single-failure criterion.", "negative": "The PPS actuating division arrangement is the same arrangement as in the LGS design basis."}
{"query": "What is the GALILEO fission gas release assessment database?", "positive": "GALILEO steady state fission gas release assessment database and model predictions (from response to RAI 24)", "negative": "The NRC requires licensees to maintain a comprehensive safety program that ensures compliance with facility operations."}
{"query": "The evaluation of aging effects on components such as reactor vessel nozzles is crucial to ensure structural integrity.", "positive": "Loss of material due to general, pitting, crevice corrosion", "negative": "Cumulative Fatigue Damage"}
{"query": "nuclide identification in regulatory filings", "positive": "Energy Tolerance: 1.000 keV", "negative": "Errors quoted at 2.000sigma"}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves multiple stages, including the review of construction permits, operating licenses, and amendments to the existing licenses depending on modifications to the facility or changes in regulation.", "negative": "The cooling system of a nuclear reactor is designed to remove heat from the reactor core and transfer it to the secondary system, ensuring the reactor operates within safe thermal limits."}
{"query": "The Component Cooling Water System is crucial for ensuring that heat exchangers operate within safe temperature ranges during reactor operations.", "positive": "The Component Cooling Water (CCS) system provides essential cooling for the reactor heat exchangers, supporting safe operational standards.", "negative": "Emergency protocols must be established and regularly updated to reflect any new safety findings and technological advancements."}
{"query": "The NRC issues reports based on their inspections that can include findings related to nonconformance with safety regulations.", "positive": "A licensee-identified violation which was determined to be of very low safety significance is documented in this report.", "negative": "The findings of this inspection are documented in the enclosed report."}
{"query": "What is the purpose of temperature transmitters in cooling water systems?", "positive": "The recirculated cooling water heat exchangers have temperature test points on the cooling water lines after the equipment. Downstream of each heat exchanger there is a temperature transmitter that sends a signal to modulate the amount of condenser circulating water going through the heat exchangers.", "negative": "An alarm is sent to the operator in the event a low level is reached in the recirculated cooling water storage tank."}
{"query": "What are the operational requirements for MSIVs during reactor modes?", "positive": "The MSIVs must be OPERABLE in MODE 1, and in MODES 2 and 3 except when closed and de-activated (vented or prevented from opening), when there is significant mass and energy in the RCS and steam generators.", "negative": "The 8 hour Completion Time is greater than that normally allowed for containment isolation valves because the MSIVs are valves that isolate a closed system penetrating containment."}
{"query": "The regulatory oversight by the NRC includes assessing the safety and licensing processes for nuclear facilities.", "positive": "The NRC reviews the applications for licenses based on the safety analysis and technical assessments provided by the facility operators.", "negative": "Periodic maintenance checks are essential for the operational integrity of the plant's cooling systems."}
{"query": "What is the Risk-Informed Completion Time (RICT) program in nuclear regulations?", "positive": "The RICT Program procedures and processes already implemented at other CEG sites will be used at Dresden Nuclear Power Station (DNPS), Units 2 and 3, where applicable.", "negative": "The Operations Department (licensed operators) is responsible for compliance with the Technical Specifications (TS) and will be responsible for implementation of RICTs and RMAs."}
{"query": "What are containment isolation valves in nuclear safety?", "positive": "Specifically, the LAR requested a revision to the action statements associated with Technical Specification (TS) Limiting Condition for Operation (LCO) 3.6.4, \"Containment Isolation Valves,\" to replace the term \"valve\" with the term \"barrier\" to encompass all components providing the containment isolation function and specify that actions to address an inoperable containment isolation valve apply to the affected penetration flow path only, rather than all flow paths associated with the penetration.", "negative": "By letter dated April 30, 2020 (Agencywide Documents Access and Management System Accession No. ML20121A185), Dominion Energy South Carolina, Inc., (DESC) submitted a license amendment request (LAR) to modify Technical Specifications related to the containment isolation valves for Virgil C. Summer Nuclear Station (VCSNS), Unit No. 1."}
{"query": "What is the function of fission product barriers in concrete structures?", "positive": "Concrete (accessible areas): all Fission Product Barrier, Flood Barrier, Shielding, Shelter and Protection, Structural Support", "negative": "Cracking due to expansion from reaction with aggregates"}
{"query": "identified nuclides in nuclear safety reports", "positive": "| Nuclide  | Confidence | Id        | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|----------|------------|-----------|--------------|-----------|----------------------|-----------------------|\n| K-40     | 0.98       | 1460.75   | 10.67        | 5.45E+00  | 6.72E-01             |", "negative": "The Nuclide Library Used: C:\\Canberra\\Apex\\Root\\Dairyland_NPPL\\Library\\HOTLAB.NLB"}
{"query": "What is the role of inspectors in nuclear facility licensing?", "positive": "The inspectors verified no proprietary information was retained or documented in this report.", "negative": "On November 21, 2024, the inspectors presented the Operational Safety inspection results to Roy Stutts and other members of the licensee staff."}
{"query": "Condensate Pump operation verification", "positive": "Verifies proper operation of the Feed Water Reg Valves.", "negative": "As the EO dispatched to Bus 13, wait 1 minute, then report: 'There is an overcurrent target up on Bus 13 cubicle 8, for the 1B Cond/Cond Booster Pump. No other targets are up on any of the compartments.'"}
{"query": "TSTF-505 regulatory amendment", "positive": "In order to adopt TSTF-505, Revision 2, PG&E is proposing to restructure its plant-specific TS 3.5.2 RA for Condition A to be consistent with TSTF-505, Revision 2 by deleting the Note regarding different RAs for planned and unplanned activities, deleting RAs A.2.1, A.2.2, and A.2.3, and applying the RICT Program to the RA A.1 72-hour Completion Time.", "negative": "RA A.2.1 is no longer required since the extended CT of 14 days in RA A.2.3 is deleted."}
{"query": "proposed amendment application", "positive": "WCNOC requests approval of the proposed amendment within 12 months following acceptance. Once approved, the amendment will be implemented within 180 days from the date of issuance.", "negative": "This letter contains no commitments. If you should have any questions regarding this submittal, please contact me at (620) 364-8831 x8687, or Dustin Hamman at (620) 364-4204."}
{"query": "What role does Antek Instruments play in regulatory compliance for nuclear technology?", "positive": "Antek Instruments, Inc., is known for producing a range of measurement and analysis devices that contribute to safety and compliance in nuclear applications.", "negative": "Bard Brachytherapy, Inc. offers various products utilized in cancer treatment, including brachytherapy sources and delivery systems."}
{"query": "What effect does a malfunction in the Reactor Manual Control System (RMCS) have on fuel handling operations during refueling?", "positive": "Knowledge of the effect that a loss or malfunction of the following will have on the FUEL HANDLING EQUIPMENT: Reactor manual control system: Plant-Specific", "negative": "The typical maintenance schedule for nuclear reactors includes regular inspections and repairs to ensure all systems function properly."}
{"query": "The radioactive isotopes listed in the document include Tc-99 and Ru-106, which are used in medical applications.", "positive": "| Nuclide    | Value            |\n|------------|------------------|\n| Nb-95      | 3.036960000E+06  |\n| Mo-99      | 2.376000000E+05  |\n| Tc-99      | 8.800E-01        |\n| Ru-106     | 3.181248000E+07  |", "negative": "The table contains numerous values that are necessary for the analysis of reactor performance."}
{"query": "What is the importance of enrichment levels in nuclear fuel assemblies?", "positive": "The assembly average enrichment weight percent of uranium-235 (E) is crucial for determining the fuel\u2019s performance and safety characteristics during operation.", "negative": "The loading table indicates minimum cooling times required based on different assembly average burnup levels, which impacts how the fuel must be handled after discharge."}
{"query": "average burnup for PWR fuel", "positive": "| WE 14x14 Assembly Average Burnup (B) GWd/MTU | 57 < B | 58 < B | 59 < B |", "negative": "The table lists various ranges of average enrichment for different assembly specifications."}
{"query": "What are the requirements for NELAP certification in analytical methods?", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless otherwise noted in the analytical case narrative.", "negative": "Samples 493624002 (L3-012-101-RAGS-004-SS) and 493624006 (L4-OFF-SOL-IJGS-A03-SS SW) were recounted to verify sample results. Recounts are reported."}
{"query": "What is the significance of Technical Specifications (TS) in nuclear regulatory filings?", "positive": "Each Technical Specification (TS) evaluation must be tied to a separate event and involve entry into one or more TS action statements.", "negative": "The offsite dose calculation manual cannot be used to meet the minimum number of TS evaluations for SRO applicants."}
{"query": "The NRC mandates that licensees evaluate internal fire risks as part of their safety assessments.", "positive": "The Salem Internal Fire PRA model addresses risk from internal fires.", "negative": "There are no major manufacturing or chemical plants within 5 miles of the site."}
{"query": "The NRC emphasizes the need for accurate modeling of zirconium oxidation for regulatory compliance.", "positive": "The Baker-Just correlation will retain its importance for comparison and licensing purposes (conservative approach). However, it should not be considered for application in best-estimate calculations.", "negative": "Robert Colmar expressed his criticisms of the housing both in [his written testimony] and Tr. 11399-11419 [emphasis added]."}
{"query": "nuclear power reactor licensing process", "positive": "The licensing process for nuclear power reactors is defined by a series of regulatory submissions and evaluations to ensure safety and compliance with federal regulations.", "negative": "During the operational phase, the reactor's safety systems must remain functional and ready to respond to any potential incidents or anomalies."}
{"query": "What is 11e.(2) by-product material in the context of nuclear licensing?", "positive": "Prior to beginning operations, NuFuels will develop and maintain an agreement for the disposal of 11e.(2) by-product material with a facility licensed by the NRC or an Agreement State to accept such material.", "negative": "NuFuels will maintain and implement a final cultural resources management plan for all mineral operating lease areas and other land affected by licensed activities, pursuant to the National Historic Preservation Act Section 106 review and consultation process."}
{"query": "What is the required amount of boration for control rods in a reactor?", "positive": "The value of the required boration is 9750 gallons due to 3 control rods not being fully inserted. Boration is required if two or more rods are not fully inserted.", "negative": "If boration is required, the NUSO is permitted to direct the BOP to refer to EPM-PRP-0, Prompt Response Program, Attachment PR-6A, Prompt Response to RMCS Malfunctions, to initiate the boration."}
{"query": "The dimensions of the nuclear channels are critical for assessing their safety and performance during operation.", "positive": "| Channel Name  | 83AV  |\n|---------------|-------|\n| Channel Section | Zone 1 | Zone 2 |\n| Dimension      | mm    | in    | mm    | in    |", "negative": "The compliance date for submitting regulatory documents varies according to the license type and specific requirements established by the NRC."}
{"query": "The ECCS must ensure the reactor core remains cool to prevent overheating after a coolant loss incident in MODE 4.", "positive": "The function of the ECCS in MODE 4 is to provide core cooling to ensure that the reactor core is protected after a small break loss of coolant accident (SBLOCA).", "negative": "The pressure within the Reactor Coolant System (RCS) is carefully monitored to prevent any potential breaches that could lead to safety concerns."}
{"query": "loss of instrument air implications", "positive": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to a loss of instrument air: (CFR: 41.5 / 41.7 / 45.7 / 45.8)", "negative": "Effect on heater drain system, condensate system, and/or main and startup feedwater system (OE related)  |  2.5"}
{"query": "valve inspection frequency regulations", "positive": "In addition to the proposed alternative to conduct inspections of the valve seating surface every three refueling outages via performance of a disk-to-seating surface blue check, and perform repairs as warranted, these additional, programmatic controls further assure cumulative leakage across MOV-856A, B and MOV-864A, B will not exceed the leakage quantities assumed in the safety analyses.", "negative": "A review of valve performance over the past ten years identified one failure to close on demand for valve MOV-4-864A during the Cycle 32 refueling outage in 2020."}
{"query": "What are the updated aging management criteria for Reactor Vessel Internals Components?", "positive": "SLR-ISG-2021-01-PVWR: Updated Aging Management Criteria for Reactor Vessel Internals Components for Pressurized Water Reactors, ADAMS Accession No. ML20217L203.", "negative": "1.7.15 **LR-ISG-2013-01**: Aging Management of Loss of Coating or Lining Integrity for Internal Coatings/Linings on In-Scope Piping, Piping Components, Heat Exchangers, and Tanks, ADAMS Accession No. ML14225A059."}
{"query": "The process of gamma spectrum analysis includes various steps to ensure accurate results.", "positive": "Gamma spectrum analysis involves assessing the detected gamma rays to identify isotopes and quantify their activity by evaluating the spectrum produced by a detector.", "negative": "The sample size taken from the Dairyland_NPP facility weighed 7.370E+02 grams, recorded on 5/18/2019."}
{"query": "The activity of the K-40 nuclide is measured in picoCuries per gram.", "positive": "K-40 has a yield of 10.67% and an activity of 6.25E+00 pCi/grams with an uncertainty of 9.49E-01.", "negative": "The table includes various nuclides, each with different confidence levels and activity measurements."}
{"query": "What is the purpose of gamma spectrum analysis in nuclear safety?", "positive": "Gamma spectrum analysis is performed to identify and quantify gamma-emitting radionuclides in a sample, which is critical for assessing potential radiological hazards.", "negative": "The sample identification includes a detailed description of the sample and the operational parameters, indicating that it was taken from the Dallyland_NPF facility."}
{"query": "The NRC utilizes probabilistic risk assessments to inform decision-making regarding technical specifications.", "positive": "Regulatory Guide 1.200, \u201cAn Approach for Determining the Technical Adequacy of Probabilistic Risk Assessment Results for Risk-Informed Activities,\u201d Revision 2, March 2009, emphasizes the importance of probabilistic risk assessments in evaluating safety measures.", "negative": "The Diablo Canyon Power Plant is a prominent facility located along the California coastline, known for its contributions to the local energy grid."}
{"query": "What are the regulatory procedures followed by the NRC for ensuring the safety of the nuclear facilities?", "positive": "The Nuclear Regulatory Commission (NRC) employs a variety of regulatory actions, including licensing, enforcement, and oversight, to maintain safety and compliance at nuclear power plants and facilities.", "negative": "Nuclear energy has been a subject of debate over its efficacy and safety compared to renewable energy sources, leading to differing opinions on future energy policies."}
{"query": "Plan of Actions and Milestones in nuclear safety", "positive": "DNFSB\u2019s draft System and Information Integrity (SI) policy contains the following statement: \u201cFlaw remediation shall be incorporated into the organizational configuration management process. Security-relevant software and firmware updates that are unable to be installed within their appropriate remediation window shall be documented in a Plan of Actions and Milestones (POA&M).\u201d", "negative": "DNFSB updated its Risk Management Framework (RMF) Handbook on September 29, 2022. The RMF Handbook contains the following language: \u201cThe assessor and CISO must review the results of the security control assessment to determine the appropriate steps to address the weakness(es). The CISO and designated officials may determine an assessment result identified as \u201cOther than Satisfied\u201d is inconsequential to the security of the system and is a candidate for risk acceptance."}
{"query": "What is Strontium-90 and its significance in nuclear analysis?", "positive": "Strontium-90                   | U         | -0.0505      | +/-0.0835     | 0.167  | 0.400 | pCi/g  | JXC9 | 10/07/19 | 1511 | 1921875 | 1      ", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What are the procedures for welding inspections during pressurizer replacement?", "positive": "Several procedures are listed in Appendix A to this procedure that contain useful guidance for welding inspections.", "negative": "In addition, licensee outage activities and actions to reduce shutdown risk should be reviewed in accordance with IP 71111.20, \u201cRefueling and Other Outage Activities.\u201d This is to ensure that licensees consider risk in developing outage schedules; adhere to administrative risk reduction methodologies they develop to control plant configuration; have developed mitigation strategies for losses of key safety functions; and adhere to operating license and technical specification requirements that ensure defense-in-depth."}
{"query": "What requirements does the NRC set for assessments related to seismic and geologic features?", "positive": "The NRC reviews site-related information, including assessments of geological features and tectonic activity to determine the potential safety implications for a proposed nuclear facility.", "negative": "The studies conducted for the Dunbarton Triassic Basin focused primarily on its gravitational properties and magnetic anomalies, which are unrelated to nuclear safety assessments."}
{"query": "The AFD is essential for maintaining acceptable power distribution within the nuclear reactor core.", "positive": "The purpose of this LCO is to establish limits on the values of the AFD in order to limit the amount of axial power distribution skewing to either the top or bottom of the core.", "negative": "The reactor coolant temperature influences several operational parameters but is less critical to the axial power distribution limit determinations."}
{"query": "aging management of piping components", "positive": "AMR item 3.3.1-064 in Volume 1 of NUREG-2191 manages loss of material and flow blockage of steel and copper alloy piping and piping components exposed to raw water.", "negative": "Please discuss whether other portions of the hose reel, including hose reel support, will be managed for aging."}
{"query": "What is the purpose of the Reactivity Management Program in nuclear operations?", "positive": "The Reactivity Management Program ensures that the reactor maintains proper reactivity control to prevent any safety risks during operation and to optimize fuel utilization.", "negative": "Westinghouse Letter 97TV-G-0066 discusses the company's stance on core tilt and its impacts on operational performance."}
{"query": "The NRC mandates that personnel must conduct thorough assessments of safety protocols for nuclear operations.", "positive": "The NRC requires all licensees to submit a comprehensive safety analysis report that details the safety systems and their operational reliability.", "negative": "The Pilgrim Nuclear Power Station is located in Plymouth, Massachusetts, and operates under the license number DPR-35."}
{"query": "What happens when a reactor coolant pump starts at an incorrect temperature?", "positive": "Figure 15-80 illustrates the startup conditions of an inactive reactor coolant pump at an incorrect temperature, detailing the pressurizer pressure fluctuations observed during the initial seconds of the process.", "negative": "The time intervals measured during the pump activation provide important data but do not directly pertain to safety concerns regarding reactor operations."}
{"query": "What is a Safety Analysis Report in the context of nuclear regulatory filings?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document that describes the safety analysis of a nuclear facility, including the identification of potential hazards, the assessment of risks, and the evaluation of safety systems and procedures developed to mitigate those risks.", "negative": "The financial report presented in this document outlines the expenditures associated with the operational phases of the nuclear reactor and does not touch upon any safety analyses or regulatory requirements."}
{"query": "projected population growth rates", "positive": "Projected population values are based on the population projection growth trend for the years reported by the IDPH (IDPH 2021; USCB 2020c).", "negative": "The average annual growth rate for Will County shows variations over the decades, with significant increases expected by 2030."}
{"query": "What key uncertainties could affect the publication of a final rule by the NRC?", "positive": "The memorandum included a discussion of key uncertainties that could impact publication of the final rule by that date.", "negative": "On November 2, 2020, staff submitted a Commission memorandum responding to the SRM direction to provide a schedule with milestones and resources to complete the final rule by October 2024 (ADAMS ML20288A251)."}
{"query": "boron dilution transport methodology", "positive": "The results of the boron dilution transport methodology in Section 6.0 demonstrate at least 25 ppm of minimum margin between the core-region boron concentration and the critical boron concentration; or, for cases with less than 25 ppm minimum margin, analysis demonstrates the methodology is conservative with respect to delayed onset of mixing between CNV volumes, due to liquid density differences in the volumes.", "negative": "In addition, boron precipitation is evaluated and representative results show boron precipitation does not occur for the conditions evaluated for extended passive cooling, thereby demonstrating the core remains in a coolable geometry."}
{"query": "The NRC requires a review of findings and observations (F&Os) to ensure the effectiveness of risk-informed applications that may rely on the PRA model.", "positive": "The configuration control, or maintenance and upgrade, processes are included as part of PRA peer review, and NRC has access to documentation of these reviews as part of their review of License Amendment Requests.", "negative": "The NRC reviewed the Nuclear Energy Institute\u2019s (NEI) comment together with the related comments from the PWR Owners Group (See NRC Resolution for comments 17 and 18 in this document)."}
{"query": "The required backfill pressure for the CANISTER must adhere to specified limits during operations.", "positive": "The CANISTER helium backfill pressure shall be 15 (+2, -0) psia. Prior to helium backfill, the CANISTER vacuum pressure shall be \u2264 3 torr.", "negative": "All fuel assemblies must be removed from the NAC-MPC SYSTEM if the required actions are not completed in the specified time."}
{"query": "The NRC oversees compliance with safety regulations for nuclear materials and facilities.", "positive": "The Certificate of Compliance for Radioactive Material Packages ensures that transportation of nuclear materials adheres to safety standards set forth by the NRC.", "negative": "The proposed technical specifications for the WCS Consolidated Interim Storage Facility cover various aspects of storage and management of nuclear materials."}
{"query": "What is the significance of a clad gap release in nuclear reactor safety?", "positive": "Plausible because a 1% clad gap release to the coolant would cause a significant increase in radiation levels inside the secondary shield, and it may be thought that the monitors would respond to this.", "negative": "Also, the Charging Pump Room area monitor would be expected to respond."}
{"query": "diverse actuation system", "positive": "The applicant\u2019s or licensee\u2019s D3 analysis should either (1) demonstrate adequate diversity exists to mitigate plant vulnerabilities without the need for a diverse actuation system, or (2) determine the need for a diverse actuation system to provide adequate mitigation against plant vulnerabilities.", "negative": "Addressed in PSAI 7.9.3 and satisfied by: - Licensing Technical Report"}
{"query": "in situ uranium recovery process", "positive": "The chief components of an in situ uranium recovery facility include: a. **ISR process**: where a lixiviant stream is continuously recirculated from the recovery plant into injection wells, through the ore bearing strata, and a uranium-rich (pregnant) lixiviant is withdrawn (via production wells) and recirculated to the recovery plant;", "negative": "Intergranular uranium mineralization makes up only a small portion of the total mass of uranium ore; therefore, after its extraction, the structural integrity of the host aquifer is maintained, and no land subsidence occurs."}
{"query": "minimum detectable concentration", "positive": "MDC stands for Minimum Detectable Concentration, which is a statistical measure of the lowest concentration of a substance that can be reliably detected in a sample.", "negative": "The report lists various parameters essential for understanding the qualitative and quantitative aspects of the samples analyzed in the project."}
{"query": "nuclear licensing requirements", "positive": "Nuclear licensing involves a series of regulatory processes and documentation needed to obtain permission for the construction and operation of nuclear facilities, ensuring compliance with safety and environmental regulations.", "negative": "The reactor core is designed to optimize fuel utilization while minimizing the generation of radioactive waste."}
{"query": "What is a nuclide and how is it measured?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|-----------------------|", "negative": "All peaks were identified."}
{"query": "minimum initial assembly average enrichment", "positive": "**Minimum Initial Assembly Avg. Enrichment**  **wt % 235U (E)** | **44 < Assembly Average Burnup \u2264 45 GWd/MTU**", "negative": "**Minimum Cooling Time (years)** \u2014 The durations indicated span a range of cooling periods necessary before the fuel assemblies can undergo further processing."}
{"query": "Emergency Action Levels in nuclear regulatory frameworks", "positive": "The NRC staff considers NEI 99-01, Revision 6, as an acceptable method to develop site-specific EALs that meet the requirements of Section IV.B of Appendix E to 10 CFR Part 50 and planning standard 10 CFR 50.47(b)(4), with the understanding that licensees may need to develop EALs that differ from the guidance document as allowed in R 1.1.", "negative": "The NRC staff reviewed the application, as supplemented, and verified that the proposed EAL scheme is consistent with the guidance provided in NEI 99-01, Revision 6, to ensure that the proposed EAL scheme meets the requirements of Section IV.B of Appendix E to 10 CFR Part 50 and planning standard 10 CFR 50.47(b)(4)."}
{"query": "The NRC mandates that facility operators implement robust safety measures for the management of spent fuel.", "positive": "The Independent Spent Fuel Storage Installation (ISFSI) at Peach Bottom Nuclear Plant must comply with regulatory requirements specified for the storage and management of radioactive materials.", "negative": "The inspection process involves a thorough evaluation of the operational metrics and maintenance records of the facility."}
{"query": "What is a Safety Injection System?", "positive": "The Safety Injection System (SIS) is designed to supply water to the Reactor Coolant System (RCS) during a loss of coolant accident to maintain the core's cooling. It plays a critical role in ensuring the reactor's safety by providing a means of filling the system to prevent overheating.", "negative": "The overall heat transfer coefficient (U-factor) is a measure used to determine how well a building or construction element conducts heat, which is crucial in energy efficiency evaluations."}
{"query": "quality control in nuclear regulatory filings", "positive": "Quality control sample(s) analyzed as WG34651, WG34680, WG34856, WG34857.", "negative": "Tracer(s): 229-TH12."}
{"query": "The NRC mandates that the operators conduct a walkthrough of the surveillance procedures for room coolers after assuming the shift.", "positive": "After taking watch, CRS reviews completed Room Cooler surveillance procedure (S2.OP-ST.SW-0014) (TS only)", "negative": "The event list includes various malfunctions and their corresponding actions that the crew must undertake."}
{"query": "average wind speed measurements in nuclear safety reports", "positive": "The average wind speed recorded at the Dresden Nuclear Power Station from June 1, 2017, to August 31, 2021, is 2.71 m/s.", "negative": "The total count of hours recorded for wind measurements during this period is 10,992 hrs."}
{"query": "total property tax payments for nuclear facilities", "positive": "Total Paid by DNPS (USD) ranged from $2,994,443 to $3,507,083 between 2018 and 2022, reflecting the financial contributions of the facility to local tax revenues.", "negative": "The reactor's cooling system is designed to maintain safe operating temperatures, ensuring the integrity of the fuel and the surrounding environment."}
{"query": "The highest water levels upstream of the canal are significantly influenced by the Keowee Dam, which plays a central role in controlling the flow from the Keowee River Basin.", "positive": "The Keowee Dam (upstream) is the primary control on the water level upstream of the canal, which allows flow from the Keowee River Basin into the Little River Basin and eventually into the intake canal.", "negative": "The final maximum water surface levels, determined from this updated computational mesh and the parameters listed earlier are:"}
{"query": "nuclear regulatory filing processes", "positive": "New Question 202.22 was added to highlight and summarize the noteworthy changes made to NRC Form 396 and NRC Form 398 as a result of the October 2017 revisions.", "negative": "Incorporated formatting changes and hyperlinks throughout to improve ease of use."}
{"query": "The process of subtracting background counts from the total to determine net peak area is crucial for accurate peak analysis.", "positive": "The net peak area is derived by subtracting the background uncertainties from the original area, ensuring accurate measurement of the count for each peak indicated.", "negative": "The identified nuclides are used for comparison against the reference library to ascertain their presence in the sample."}
{"query": "What is the meaning of Plasticity Index in geotechnical engineering?", "positive": "b) PI = Plasticity Index; psf = pounds per square foot; ksf = kips per square foot; ft./sec. = feet per second", "negative": "a) Laboratory Vs results not representative of in-situ strata, and not used for dynamic profile (Subsections 2.5.4.2.2.2 and 2.5.4.7.1)"}
{"query": "The NRC mandates monitoring and calibration of voltage outputs during reactor startup procedures.", "positive": "Simulates pressing GEN FIELD FLASH pushbutton until Generator voltage stops rising. (GENERATOR LINE VOLTS should indicate ~260V).", "negative": "Operator reads the Note and continues."}
{"query": "MNGP recreational use regulations", "positive": "While no public visitors were allowed onsite at MNGP for most of 2020 and none in 2021 due to the Covid-19 pandemic, in recent years annual public visitor use of the MNGP conference facility could range as high as an estimated 147 persons in 2016 to an estimated 71 persons in 2019.", "negative": "The Minnesota portion of the Mississippi River Trail follows the Mississippi River from Itasca State Park to the Iowa border on a combination of roadway shoulders and off-street trails."}
{"query": "What are the requirements for impingement mortality assessments for nuclear power plants?", "positive": "If the applicant's plant utilizes once-through cooling or cooling pond water intake and discharge systems, the applicant shall provide a copy of current Clean Water Act 316(b) Best Technology Available determinations and, if applicable, a 316(a) variance in accordance with 40 CFR part 125, or equivalent State permits and supporting documentation.", "negative": "The potential effects of impingement and entrainment during an initial LR or SLR term depend on numerous site-specific factors, including the ecological setting of the plant; the characteristics of the cooling system; and the characteristics of the fish, shellfish, and other aquatic organisms present in the area (e.g., life history, distribution, population trends, management objectives, etc.)."}
{"query": "The NRC mandates that licensees demonstrate compliance with the adequate safety measures during reactor operations.", "positive": "The licensing process involves the submission of detailed documentation, which demonstrates an applicant's ability to operate safely and in accordance with the regulatory framework set forth by the NRC.", "negative": "The tables in this document provide numerical data related to reactor performance metrics, but do not address licensing or safety protocols."}
{"query": "The NRC mandates the evaluation of potential aging effects on materials within reactor components.", "positive": "The Heat Exchanger (Boric Acid Vent Condenser) Shell Side Components are subjected to loss of material due to the harsh environment of demineralized water and require detailed aging management programs for monitoring.", "negative": "The aging management review results contribute to enhancing the overall safety culture within nuclear facilities."}
{"query": "nuclear licensing regulatory process", "positive": "The Nuclear Regulatory Commission (NRC) evaluates license applications for the construction and operation of nuclear facilities to ensure that they meet safety standards and regulatory requirements before granting permission to proceed.", "negative": "The cooling system of a nuclear reactor is designed to remove heat from the reactor core and ensure stable operation, utilizing various heat exchange technologies to maintain optimal temperatures."}
{"query": "fuel fragmentation and relocation models", "positive": "The applicability of fuel fragmentation and relocation models considering the full set of experimental test data presently available and higher fuel burnups being proposed in WCAP-18850-P.", "negative": "Westinghouse-proposed limitations and conditions applicable to WCAP-18850-P, focused particularly on areas where proposed treatments differ from similar TR methodologies described in WCAP-18446-P-A and WCAP-16996-P-A."}
{"query": "What includes aging management for reactor vessels?", "positive": "The Aging Management Program for the RV Bottom Mounted Instrument Nozzle focuses on managing various aging effects, including cumulative fatigue damage and loss of material due to boric acid-induced corrosion.", "negative": "The Diablo Canyon Power Plant has undergone significant modifications to its cooling systems to enhance operational efficiency."}
{"query": "What actions must be taken when the Instrument Air System experiences a leak during operations?", "positive": "At the direction of the Lead Evaluator, insert an Instrument Air System leak at a 5% severity ramped over 2 minutes: IA02 5:", "negative": "Reports both Instrument Air Receiver and Scram Air Header pressures are rising."}
{"query": "The ICP-MS methodology employs rigorous analytical processes to ascertain metal concentrations accurately.", "positive": "Method SW-846 3050B is not a total digestion technique for most samples. It is a very strong acid digestion that will dissolve almost all elements that could become environmentally available.", "negative": "All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "flood-causing event combinations", "positive": "NUREG/CR-7046, Appendix H (Reference 128) states that the following combinations of flood-causing events provide an adequate design basis for shore and streamside locations:", "negative": "A query of the NOAA NGDC (Reference 72) produced no recorded tsunami events or observations in the Susquehanna River near PBAPS."}
{"query": "advanced reactor licensing process", "positive": "The Advanced Reactors Licensing Branch 1 is responsible for overseeing the regulatory process for advanced reactors, ensuring that safety and operational standards are met.", "negative": "The Office of Nuclear Reactor Regulation works on various aspects of nuclear reactor safety and compliance."}
{"query": "LPBF machine scan strategy", "positive": "\u201cScan strategy\u201d refers to all settings used by the LPBF machine (e.g., laser power, laser acceleration, laser beam diameter, acceptable O2 levels) as well as the two-dimensional (2D) path that the laser travels.", "negative": "A thin layer of metal powder is spread from the powder tank across the surface of the build plate via a recoating mechanism."}
{"query": "The NRC's oversight includes assessing potential impacts on historic properties during mining activities.", "positive": "the NRC staff finds that the NHPA process is concluded with respect to the Section 24 properties.", "negative": "The NMSHPO concurred with this finding."}
{"query": "What is the significance of preoperational testing for emergency core cooling systems in nuclear reactors?", "positive": "REGULATORY GUIDE 1.79 (September 1975, Revision 1). PREOPERATIONAL TESTING OF EMERGENCY CORE COOLING SYSTEMS FOR PRESSURIZED WATER REACTORS This guide is not applicable to Fermi 2, which is a BWR.", "negative": "The closest transportation line lies about 3.5 miles from the plant."}
{"query": "What is fire risk quantification in nuclear safety?", "positive": "Fire risk quantification calculates the fire-induced CDF and LERF (or LRF, as applicable) contributions to plant risk and identifies significant contributors to each. In this element, the plant response model is quantified for the set of fire scenarios to produce conditional core damage probability and conditional large early release probability (CLERP) or conditional large release probability (CLRP) values, as applicable.", "negative": "Circuit failure analysis treats the impact of fire-induced circuit failures upon the plant response."}
{"query": "gamma spectrum analysis", "positive": "This gamma spectrum analysis was performed using a 500 ml Marinelli geometry detector, with an efficiency calibration done on 7/8/2014 and a peak location threshold set to 3.00 to identify relevant peaks in the energy range.", "negative": "The sample was taken on 5/29/2019 and the acquisition started on 6/1/2019, with data collected over a live time of 1600.0 seconds and a real time of 1805.1 seconds."}
{"query": "The compliance of the Peach Bottom ECCS CLS Replacement System with the NRC regulations is outlined in the RadICS Platform Topical Report.", "positive": "The Curtiss-Wright System Development Methodology meets the requirements specified in the RadICS Platform Topical Report and meets all NRC requirements for licensing the Peach Bottom ECCS CLS Replacement System.", "negative": "The following slides identify those sections of the RadICS Platform Topical Report that specify requirements for applications that utilize the RadICS Platform and define how the System and Application Development Methodology used for the Peach Bottom ECCS CLS Replacement Project complies with those requirements."}
{"query": "The regulatory framework involves evaluation of offsite doses, particularly in situations where the total dose exceeds specified limits such as 1 rem over a month.", "positive": "Event Sequences with Offsite Doses > 1 rem over the month following event", "negative": "For plants with event sequence doses > 1 rem over a month beyond the site boundary, population density < 500 ppsm over the radial distance equal to twice the radius at which 1 rem over a month is estimated (or 20 miles)"}
{"query": "The minimum detectable activity for isotopes is quantified in pCi/grams, reflecting the sensitivity of the measurement.", "positive": "Nuclide MDA (pCi/grams) represents the minimum detectable activity for each nuclide listed, ensuring precise quantification in radiological assessments.", "negative": "Various nuclides exhibit different energy levels measured in keV, which are crucial for analyzing detection capabilities."}
{"query": "The examinations rely on well-defined learning objectives that align with NRC standards for operator licenses.", "positive": "Senior reactor operator (SRO) questions test at the SRO license level.", "negative": "The sampling process was random and systematic."}
{"query": "What is the significance of AXIOM\u2122 fuel rod cladding in nuclear safety?", "positive": "During the meeting, Duke Energy discussed the planned adoption of AXIOM\u2122 fuel rod cladding as part of their license amendment requests, highlighting its potential benefits to the safety and efficiency of fuel assemblies.", "negative": "The meeting also covered a variety of logistical issues related to the attendance and coordination of future public meetings, including the preferences of various stakeholders."}
{"query": "The adequacy of offsite circuits and diesel generators is critical for maintaining power to the onsite Class 1E Distribution System during outages.", "positive": "The remaining OPERABLE offsite circuit and DGs are adequate to supply electrical power to both trains of the onsite Class 1E Distribution System.", "negative": "The 30-day window should permit extensive preplanned preventative maintenance without placing either unit in an action statement of short duration and would allow both units to be operating during such maintenance."}
{"query": "The DNFSB's recommendations on security measures were previously tracked for compliance and response.", "positive": "Based on this response, all recommendations (1 through 14) are open and resolved.", "negative": "The Inspector General\u2019s analysis showed trends in operational audits across various government sectors."}
{"query": "What were the findings of the FLECHT run 9573 regarding heat transfer coefficients?", "positive": "It is significant that in FLECHT run 9573\u2014a test conducted with a Zircaloy bundle\u2014negative heat transfer coefficients were observed at the bundle midplane for 5 of 14 thermocouples and that steam temperatures exceeded 2500\u00b0F at the seven-foot steam probe, during a portion of the test.", "negative": "Additionally, it is rather odd that James S. Moore would claim that \u201c[f]or the hot spot calculation, [negative heat transfer coefficients: calculated as a result of heat transfer from the coolant to the fuel cladding would] never\u2026exist.\u201d And that \u201c[negative heat transfer coefficients: calculated as a result of heat transfer from the coolant to the fuel cladding occurred] well above the hot spot."}
{"query": "What are missile barrier shelters in nuclear facilities?", "positive": "Manholes, Handholes & Duct Banks are intended as Missile Barrier Shelter/Protection.", "negative": "Water - Flowing can lead to an increase in porosity and permeability, resulting in a loss of strength."}
{"query": "nuclide identification", "positive": "Identified Nuclides", "negative": "Ambient Background"}
{"query": "evacuation time estimate study", "positive": "Applicants and licensees need to conduct an evacuation time estimate (ETE) study and maintain the ETE up to date. The ETE is primarily used in the development of protective action strategies and to inform offsite protective action decisionmaking.", "negative": "Applicants and licensees need to describe in their emergency plans an offsite facility and any backup facilities for coordination of the response with OROs."}
{"query": "What is the purpose of a License Application for a nuclear facility?", "positive": "The License Application includes a comprehensive description of the facility and its operations, addressing the safety and environmental impacts in accordance with regulatory requirements.", "negative": "The maintenance schedule for the reactor includes routine checks and alignments to ensure optimal performance throughout its operational life."}
{"query": "RCP seal injection isolation valve", "positive": "The RCP seal injection isolation valve is classified as a safety-related component and is used to enable or disable the seal injection to the RCP (Reactor Coolant Pump) system as required for operational safety and maintenance activities.", "negative": "The operational parameters of safety systems are critical to ensuring plant integrity during normal and emergency conditions."}
{"query": "What is the significance of safety classifications in nuclear valve programs?", "positive": "Safety Class 1 components are those that are vital to the safety of the nuclear reactor as they perform safety-related functions and are required to satisfy the requirements of 10 CFR Part 50.", "negative": "The valve program plan includes maintaining a detailed inventory of all valves, which is crucial for ensuring operational efficiency."}
{"query": "Minimum initial assembly average enrichment for PWR fuel", "positive": "Minimum Initial Assembly Avg. Enrichment wt % ^235U (E) ranges from 1.3 \u2264 E < 4.9, with corresponding assembly average burnup levels listed in the table.", "negative": "The assembly average burnup (B) is measured in GWd/MTU and affects reactor performance."}
{"query": "The data shows the distribution of rainfall over several sites during the specified period.", "positive": "Data represents hourly rainfall in specified areas.", "negative": "Rainfall measurements are recorded in inches, indicating the amount of precipitation collected."}
{"query": "For questions regarding regulatory permits, you can reach the Permit Section through its manager.", "positive": "Should you have questions concerning the Permit, please contact Leslie Lowry at 217/782-0610.", "negative": "Sincerely, Alan Keller, P.E. Manager, Permit Section Division of Water Pollution Control"}
{"query": "nuclear quality control", "positive": "The QC Summary Report for L88709 provides details of the quality control results associated with samples analyzed in the regulatory process.", "negative": "The samples listed span various units of measurement reflecting different client identifiers."}
{"query": "gamma measurement techniques", "positive": "Gamma measurements are reported in counts per minute (cpm), typically provided at specific depth intervals over the sampling range to assess radiation levels.", "negative": "The Sun is a star at the center of the Solar System and is essential for life on Earth."}
{"query": "The NRC requires applicants to assess the potential environmental impacts of postulated accidents in their licensing process.", "positive": "Duke Energy's 1999 environmental report submitted as part of its initial license renewal application included an assessment of SAMAs for Oconee (Duke Energy 2021-TN8897).", "negative": "Human health risks would be smaller following nuclear power plant shutdown."}
{"query": "reactor building floor drain sump", "positive": "The system includes a Reactor Building Floor Drain Sump which is responsible for collecting and managing any water that may accumulate due to spills or leaks in the reactor building.", "negative": "The operator verified that the Joy Air Compressor is operating efficiently and is providing necessary air supply for system operation."}
{"query": "Regulatory Guide 1.68 outlines the requirements for preoperational and initial start-up test programs for water-cooled power reactors.", "positive": "The preoperational and start-up programs, as outlined in Tables 14.1-1 and 14.1-2, comply with the intent of Regulatory Guide 1.68, *Preoperational and Initial Start-up Test Programs for Water-Cooled Power Reactors,* dated November 1973, in most cases, and use the same wording as much as possible in order to more clearly address the NRC guide requirements.", "negative": "The management and direction of the preoperational test program was under the direct control of VEPCO, with the principal responsibility lying with the Supervisor - Engineering Services."}
{"query": "plume exposure pathway emergency planning zone", "positive": "The TR methodology provides an approach for determining a plume exposure pathway (PEP) emergency planning zone (EPZ) size. This size is based on the area within which public dose, as defined in Title 10 of the Code of Federal Regulations (10 CFR) Section 20.1003, 'Definitions,' is projected to exceed 10 mSv (1 rem) total effective dose equivalent (TEDE) over 96 hours from the release of radioactive materials from the facility, considering accident likelihood and source term, timing of the release sequence, and meteorology.", "negative": "The draft final rule includes a second EPZ criterion that the plume exposure pathway EPZ is the area where predetermined, prompt protective measures are necessary."}
{"query": "depth of boring wells", "positive": "Boring BRA-001 has a depth of 10-15 ft below ground surface (bgs).", "negative": "Pickard Hall was constructed in the early 2000s with a modern architectural design."}
{"query": "The plant's design incorporates features to manage flood risks effectively.", "positive": "The design basis was reviewed to determine which flood-causing mechanisms are considered in the current design basis.", "negative": "Emergency electrical power distribution centers manage the power flow to critical systems in the event of a disruption."}
{"query": "what is the allowable value for loss of voltage", "positive": "**TS AV for Loss of Voltage** \u2265 [Nominal Trip Setpoint \u2013 (RCA X span voltage<sub>pri</sub>)] - \u2265 [2975 VAC \u2013 (0.0032 x 5250 VAC)] - \u2265 2958.2 VAC", "negative": "Nominal Trip Setpoint is from Technical Specification Surveillance Requirement 3.3.5.2 and is not changed by this request."}
{"query": "What staffing positions are necessary for overseeing repair team activities in the context of emergency response?", "positive": "Supervision of Repair Team Activities includes critical positions such as Lead OSC Supervisor, Mechanical Supervisor, and Electrical Technician all equipped to manage repair and response efforts efficiently.", "negative": "Media Information roles such as JIS / JIC Manager and JIS / JIC Coordinator are vital for communicating with stakeholders and maintaining operational transparency."}
{"query": "What is the role of the U.S. Nuclear Regulatory Commission in reactor licensing?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is responsible for regulating the nuclear industry, which includes issuing licenses for the construction and operation of nuclear reactors to ensure public safety and environmental protection.", "negative": "Public Watchdogs petitions for review of the U.S. Nuclear Regulatory Commission."}
{"query": "What is the purpose of the aging management review in nuclear licensing?", "positive": "This section provides the results of the aging management review for those structures and components identified in Section 2.0 as being subject to aging management review.", "negative": "In order to take full advantage of NUREG-2191, a comparison between the BFN AMR results and the tables of NUREG-2191 has been performed."}
{"query": "Very Low-Level Waste regulations", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners shift liability and financial responsibility to the public.", "negative": "The proposed \"dose limit\"\u2014really ANY dose limit\u2014is a calculation done by applicant using unverified assumptions to claim the site will be acceptable."}
{"query": "nuclear aging management", "positive": "| Supports ASME 2 & 3 Constant         | Expansion/Separation Structural Support | Carbon Steel    | Plant Indoor Air (Structural) (Ext)         | Loss of Mechanical Function       | ASME Section XI, Subsection IWF (B.2.3.30)       | III.B1.2.TP-28     | 3.5-1, 057  | B     |", "negative": "| Supports HVAC Duct                   | Structural Support                  | Carbon Steel    | Plant Indoor Air (Structural) (Ext)         | Loss of Material                 | Structures Monitoring Program (B.2.3.33)         | III.B2.TP-43       | 3.5-1, 092  | A     |"}
{"query": "emergency response organization", "positive": "The amendments revised certain emergency response organization (ERO) positions in the Palo Verde Nuclear Generating Station (Palo Verde) Emergency Plan.", "negative": "The amendment revised the technical specifications by reducing the reactor control system and secondary side specific activity by 50 percent."}
{"query": "Annulus Ventilation System in nuclear safety", "positive": "The Annulus Ventilation System is designed to accomplish the following: 1. Produce and maintain a negative pressure in the annulus following a LOCA.", "negative": "The system functions to discharge sufficient air from the annulus to effect a negative pressure with respect to the containment and the atmosphere in approximately 120 seconds following a LOCA."}
{"query": "What is the significance of the New Madrid Rift in seismic safety assessments?", "positive": "The New Madrid Rift complex is a significant geological feature that influences seismic safety assessments and regulatory licensing for nearby nuclear facilities due to its potential to generate substantial seismic events.", "negative": "The closest distance between site and sources is measured from the Bechtel seismic source map, which provides important data for hazard assessments."}
{"query": "The overview of the scan results includes key data for various areas categorized by grid labels.", "positive": "All areas identified in the FSS plan were scanned for elevated radiation levels.", "negative": "Complete scan results are provided in Attachment 2."}
{"query": "emergency planning zone analysis", "positive": "The Emergency Response Organization (ERO) is evaluated to ensure adequate staffing and capability during emergencies, reflecting the current standards set forth in the PSL Emergency Plan.", "negative": "The site-specific emergency plan incorporates various elements to ensure compliance but does not delve into the details of reactor construction materials or their specifications."}
{"query": "Periodic surveillance testing requirements for plant-specific applications must be established by maintenance activities.", "positive": "Maintenance activities including periodic surveillance testing will be defined based on plant-specific application requirements.", "negative": "Addressed in 7.9.1 and satisfied by: Licensing Technical Report."}
{"query": "The process of licensing a nuclear reactor involves detailed reviews of various safety analyses.", "positive": "The licensing process for a nuclear reactor includes an extensive review of safety systems and operational protocols to ensure compliance with regulatory standards.", "negative": "Computers and software play a critical role in modern reactor designs, improving efficiency and safety through advanced simulation techniques."}
{"query": "What does counting uncertainty mean in nuclear analysis?", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Company name is LaCrosseSolutions and is located at S4601 State Hwy 35, Genoa, Wisconsin 54632."}
{"query": "What is the purpose of a regulatory audit in nuclear licensing?", "positive": "A regulatory audit is a planned license- or regulation-related activity that includes the examination and evaluation of primarily non-docketed information associated with the LAR.", "negative": "The proposed LAR would revise the current technical specifications (TSs) to reflect adoption of NUREG-1433, 'Standard Technical Specifications \u2013 General Electric BWR/4 Plants,' Revision 5 (ML21272A357)."}
{"query": "narrow range RTD time constant", "positive": "The Narrow Range RTD time constant specifies the response times for various inputs to the Design Temperature (DT), indicating how quickly the system reacts to changes in temperature and pressure.", "negative": "The reactor trip system instrumentation response times for the manual reactor trip are not applicable."}
{"query": "The NRC stipulates specific criteria regarding the allowed types of fuel and their characteristics for assemblies used in their facilities.", "positive": "The Connecticut Yankee INTACT FUEL ASSEMBLIES, DAMAGED FUEL ASSEMBLIES, INTACT FUEL RODS, DAMAGED FUEL RODS, or FUEL DEBRIS shall be, or shall be from, assemblies that meet the criteria specified in Table B2-4 for the fuel assembly type or vendor, and meet the following additional specifications:", "negative": "The average temperature of the reactor coolant system during operation is critical for maintaining safety and efficiency."}
{"query": "What are the common units used for measuring constituent levels in water quality assessments?", "positive": "The units for measuring various constituents in water quality assessments are typically expressed in micrograms per liter (ug/L).", "negative": "Silica is a common mineral found in various geological formations and can significantly influence water hardness."}
{"query": "nuclide activity measurements", "positive": "The activity of a nuclide is commonly expressed in \u03bcCi/gram, which indicates the number of microcuries emitted per gram of the nuclide.", "negative": "The table includes various nuclides and their corresponding energies, yields, and minimum detectable activities (MDA) for regulatory compliance."}
{"query": "nuclide activity measurement", "positive": "| Nuclide  | Wt mean                 | Wt mean                 |\n|----------|-------------------------|-------------------------|\n|          | Activity                | Activity                |\n| Name     | Confidence (pCi/M\u00b2)     | Uncertainty             |", "negative": "| Peak Locate Performed on: | 3/27/2019  | 9:05:22 PM  |\n|---------------------------|-------------|--------------|\n| Peak Locate From Channel:  | 85          |              |"}
{"query": "What is the importance of reactor internals acceptance criteria?", "positive": "Transmittal of WCAP-17096-NP, Revision 3, 'Reactor Internals Acceptance Criteria Methodology and Data Requirements' is crucial for ensuring that reactor internals are evaluated against established safety standards and operational guidelines to maintain safety and efficiency.", "negative": "Technical Bulletin No. TB-14-5 discusses the degradation of reactor internals lower radial support clevis insert cap screw, highlighting various factors and implications involved in maintenance and inspection procedures."}
{"query": "The methodology outlines the process for sizing the Emergency Planning Zone related to plume exposure for the reactor design.", "positive": "This Topical Report describes TerraPower's methodology to be used to determine the Plume Exposure Pathway (PEP) Emergency Planning Zone (EPZ) for the Natrium\u2122 reactor, a TerraPower and GE Hitachi technology.", "negative": "TerraPower has developed this methodology to provide an acceptable approach for determining the PEP EPZ size when supported by design- and site-specific information for Kemmerer Unit 1."}
{"query": "What are acceptable limits for decay heat in a nuclear reactor?", "positive": "Decay heat refers to the residual heat generated by the decay of radioactive isotopes in the reactor core after it has been shut down. It is important to manage decay heat to prevent overheating and ensure safety post-shutdown.", "negative": "Nuclear power plants must comply with a variety of safety regulations to ensure the well-being of the public and the environment during operation."}
{"query": "The strength of a radioactive source can be measured in terms of its specific source strength in MeV per gram per second.", "positive": "Specific Source Strength (MeV/g\u00b7s) is a measurement that quantifies the energy emitted by a radioactive source per unit of mass over time.", "negative": "Discrete energy measurements can vary significantly between different sources, reflecting the diverse radiative characteristics."}
{"query": "reactor power reduction procedures", "positive": "Rod Control should remain in automatic for Tavg Control. Reactivity Briefing Sheet, 'Thumb Rules' (page 3), lists boron flows and volumes for different reduction rates.", "negative": "Condenser backpressure should be maintained less than the limits of Table 1 and Table 2 during load reduction \u2013 see next 2 pages."}
{"query": "The NRC stipulates that licensees must ensure that pressure control systems maintain a safe operational environment...", "positive": "None - This is safe condition for CPCS", "negative": "None - The redundant train will operate and provide air flow"}
{"query": "tendon end anchorage condition", "positive": "Tendon end anchorage hardware and adjacent concrete have performed well throughout the life of the plant (through the most recent surveillance in 2021) and show no trends of deteriorating condition.", "negative": "Corrosion protection medium (CPM) test samples were collected at the ends of each examined tendon during each of the 9 surveillances."}
{"query": "Licensees are required to comply with safety evaluations as part of their application process.", "positive": "The NRC evaluates submittals to determine whether the proposed activities can be conducted safely and in accordance with regulatory requirements.", "negative": "The contact information provided includes the agency name, the individual's name, and their address."}
{"query": "What does PCT mean in the context of LOCA analysis?", "positive": "The PCT of 1680\u00b0F occurred in a fresh UO\u2082 rod.", "negative": "The UTL results providing 95/95 simultaneous coverage from this evaluation meet the 10 CFR 50.46(b) criteria with a maximum local oxidation of 4.33 percent."}
{"query": "What is the purpose of the operations phase quality assurance program in nuclear plants?", "positive": "The operations phase quality assurance program for Vogtle Electric Generating Plant (VEGP) is designed to assure the plant's safe and reliable operation and to satisfy the quality assurance (QA) requirements of Appendix B to 10 CFR Part 50.", "negative": "Quality assurance program requirements formerly contained in VEGP FSAR Section 17.2 are superseded by those contained in the SNC QATR."}
{"query": "What is a Safety System Functional Inspection (SSFI)?", "positive": "A Safety System Functional Inspection (SSFI) evaluates the effectiveness of safety systems in ensuring proper operational functionality and compliance with regulatory requirements.", "negative": "The Maintenance Program outlines the procedures for scheduled upkeep of equipment to ensure continuous operation and regulatory compliance."}
{"query": "What is cobalt-60 used for in medical applications?", "positive": "This amendment adds authorization for Stephanie Lachowicz-Mahoney, M.S., to use cobalt-60 in a gamma stereotactic radiosurgery unit (Elekta Model Esprit only) for calibration, spot checks and training.", "negative": "You will be periodically inspected by the U.S. NRC. Failure to conduct your program in accordance with U.S. NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with U.S. NRC will result in enforcement action against you."}
{"query": "The NRC will review the request in accordance with established regulatory procedures to determine its appropriateness.", "positive": "The proposed LAR would extend the Completion Time for Technical Specifications (TS) 3.6.4.3, \u201cStandby Gas Treatment (SGT) System,\u201d Required Action D.1 on a one-time basis to support repair of the SGT common discharge exhaust line.", "negative": "An audit is conducted to gain understanding, to verify information, and to identify information that will require collecting to support the basis of a licensing or regulatory decision."}
{"query": "uranium dissolved measurement", "positive": "Uranium, dissolved measurements are regulated under the EPA 200.8 protocol, which specifies testing for uranium concentration in units of mg/L.", "negative": "The sulfate analysis involved various quality control checks to ensure that the high and low limits on the measured compounds meet the required specifications."}
{"query": "nuclide activity measurements", "positive": "The activity of a nuclide is typically expressed in picocuries (pCi) per gram, which quantifies the rate of decay of a radioactive substance.", "negative": "The line MDA (pCi/grams) represents the minimum detectable activity for a given measurement line, which is important in determining the sensitivity of a radiation detection instrument."}
{"query": "The design includes a dual-welded closure system for the transportable storage canister that ensures secure containment of the nuclear materials.", "positive": "The transportable storage canister (TSC) and the closure lid are dual-certified Type 304/304L stainless steel.", "negative": "The lower impact limiter is bolted to the cask bottom plate by 16 equally spaced retaining rods and nuts."}
{"query": "The analyses showed a strong correlation between break size and peak cladding temperature, indicating that larger breaks tend to result in higher temperatures during the incident.", "positive": "In general, plants with high pressure SITs inject early in the transient when the break flow is still high.", "negative": "These figures illustrate the parameter ranges used in the analysis."}
{"query": "nuclear power plant safety assessment", "positive": "The Vermont Yankee Nuclear Power Station underwent a comprehensive safety assessment to ensure compliance with regulatory requirements and operational standards.", "negative": "The Vice President of Engineering at Entergy Nuclear Operations is responsible for overseeing the plant's engineering activities."}
{"query": "What is the COBRA-FLX Critical Heat Flux Correlation?", "positive": "COBRA-FLX is a thermal-hydraulic code used to calculate local conditions in nuclear reactor cores, particularly for predicting critical heat flux and understanding safety margins during operation.", "negative": "The reactor must undergo a series of inspections and tests to ensure compliance with safety standards set forth by the regulatory authorities."}
{"query": "action response for radioactive release report", "positive": "Return at least one instrument to operable status within 30 days or provide an explanation in the next Radioactive Release Report as to why the inoperability was not corrected within 30 days.", "negative": "Grab samples shall be collected at least once per 12 hours and analyzed within 24 hours of collection or auxiliary samplers are used."}
{"query": "The likelihood of adverse impacts to public health from radiation is considered negligible due to effective modeling techniques used.", "positive": "MILDOS-AREA modeling shows no impacts to the public resulting from the CUP.", "negative": "Slight risk of public exposure to non-radiological hazards, including chemicals. Spills and leaks will be mitigated using BMPs."}
{"query": "The data on inversion heights and strengths provides insights into weather patterns at various times throughout the year.", "positive": "Inversion is defined as three NOAA weather balloon elevation readings showing consecutive increases in temperature with height (below 3000 m).", "negative": "Balloons were released each day at 6:00 AM and 6:00 PM. Height is defined as elevation in meters where temperature first decreases and is averaged only over those days with inversions."}
{"query": "What is meant by pressurizer water volume in nuclear reactors?", "positive": "Pressurizer water volume is an important parameter that indicates the amount of water in the pressurizer, which is crucial for maintaining system pressure and regulating coolant flow.", "negative": "The turbine trip accident analysis requires validation of multiple safety systems to ensure operational continuity during emergencies."}
{"query": "What are the alternative energy sources considered for the Oconee Station replacement?", "positive": "This section describes three replacement energy alternatives to the proposed action: - new nuclear alternative (Section 2.3.2.1) - natural gas combined-cycle alternative (Section 2.3.2.2) - combination alternative of new nuclear (small modular reactor (SMR)) power, solar photovoltaic, offshore wind power, and demand-side management (Section 2.3.2.3)", "negative": "In 2021, North Carolina passed additional clean energy legislation that requires the State to reduce electricity-related carbon emissions from electric generating facilities 70 percent by 2030, and to reach carbon neutrality by 2050."}
{"query": "The NRC mandates specific safety evaluations for changes to a facility's licensing process.", "positive": "The NRC requires that any significant changes to the licensing of nuclear power reactors be accompanied by a comprehensive safety evaluation to ensure compliance with existing regulations.", "negative": "The organization seeks to enhance public awareness about nuclear energy and its contributions to the energy sector."}
{"query": "Seismic testing was carried out to evaluate the compressional and shear wave velocities in the subsurface layers.", "positive": "Seismic velocity testing was completed using crosshole techniques at two locations: in the vicinity of boring NB-1 (test holes CH NB-1A, B and C) and in the vicinity of boring NB-8 (test holes CH NB-8A, B and C) (Figure 2.5.4.4-1). Crosshole testing was completed in general compliance with ASTM D 4428 (Reference 2.5.4.4-1).", "negative": "Crosshole was completed to assist in validating the horizontal compressional (P) and shear (S) wave velocity measurements obtained with the suspension technique."}
{"query": "Westinghouse AP1000 reactor design", "positive": "The Westinghouse AP1000 is a pressurized water reactor design that employs passive safety features to ensure safe operation and response to potential accidents.", "negative": "The report also discusses various training programs for operators, emphasizing the importance of hands-on experience and simulation in preparing staff for emergency situations."}
{"query": "What information is available regarding the uncertainties related to the operational limits of PWR transients?", "positive": "RAI 16 Appendix B in ANP-10323P provides an overview of the application of fuel rod average power and axial power shape uncertainties in the AREVA GALILEO methodology.", "negative": "Please provide an example analysis for PWR fast and slow transients and how exposure points are selected for these transients."}
{"query": "What is the NRC's requirement regarding the evaluation of steam generator tube-to-tubesheet welds and their susceptibility to PWSCC?", "positive": "The license has chosen Option 2: Analysis, which requires Callaway to: Perform an analytical evaluation of the SG tube-to-tubesheet welds either determining that the welds are not susceptible to PWSCC or redefining the reactor coolant pressure boundary of the tubes, where the steam generator tube-to-tubesheet welds are not required to perform a reactor coolant pressure boundary function.", "negative": "Please clarify the ASME Code versions applicable to the analysis for the Callaway SGs. Section 6.2.2.3 of Enclosure 1 of the submittal states that fatigue crack growth is only implemented for ASME Code years 1992 and 1995 with 1996 Addenda in AREVACGC, and it provides a comparison to ASME Code year 2019."}
{"query": "Demonstrate that the materials used in the transportation capsules are capable of withstanding extreme accident conditions.", "positive": "Provide a calculation that demonstrates the integrity of the Ir-192 source capsule and Se-75 source capsule that is transported inside the QSA Model 1100 would be maintained during and after the fire hypothetical accident conditions (HAC).", "negative": "The applicant's analysis must cover regulatory requirements in order to proceed with the application review."}
{"query": "land use land cover data", "positive": "The acreages presented in this table are based on the Multi-Resolution Land Characteristics Consortium land use/land cover data.", "negative": "This geographic variation creates a small difference between total acreages reported in Table 3.2-1 compared to the MNGP site acreage reported throughout the ER."}
{"query": "What is the minimum detectable concentration in radiation analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "Client Sample ID: L1-SUB-TDS-FSGS-B25-SB"}
{"query": "The NRC mandates that at least one containment air lock door remains functional during specific operational modes.", "positive": "Each containment air lock shall be OPERABLE.", "negative": "Operation may then continue provided that the OPERABLE air lock door is verified to be locked closed at least once per 31 days."}
{"query": "What is the definition of weighted mean activity in nuclear regulatory filings?", "positive": "The weighted mean activity represents the average level of radioactivity of a nuclide, adjusted for the uncertainty in the measurements and expressed in terms of picocuries per gram (pCi/grams).", "negative": "The nuclide is part of an undetermined solution which complicates its identification and application in regulatory analysis."}
{"query": "What is the graded approach to nuclear inspections?", "positive": "The graded approach to inspection is a process that allocates inspection resources commensurate with the safety significance of the licensed activities being conducted.", "negative": "The NRC conducts regular training sessions for inspectors to familiarize them with the latest safety protocols."}
{"query": "The Incident Command Post requires reliable communication systems, including various types of radios for effective emergency response.", "positive": "The EOC also has a number of field deployable communications assets, including: - A cache of VHF two way radios. - A cache of 800 MHz two way encrypted radios. - A field deployable VTAC36 repeater. - Two field deployable patching gateways capable of both 800 MHz and VHF patches.", "negative": "The backup EOC location is the Manitowoc County Heritage Center, 1701 Michigan Avenue, Manitowoc, WI."}
{"query": "What is the GRIP Bottom Nozzle Connection in nuclear reactor design?", "positive": "Figure 2-16 shows the GRIP Bottom Nozzle Connection, which is an essential component in the reactor's coolant flow system.", "negative": "Framatome Inc. specializes in providing innovative solutions for various sectors, including energy and healthcare."}
{"query": "What is the significance of carbon emissions in regulatory filings?", "positive": "The annual net flux of carbon to the atmosphere from land-use change has been a significant factor in the analysis of environmental impacts related to regulatory frameworks.", "negative": "Shale gas is considered a major driver of the recent increase in global atmospheric methane emissions, which has implications for climate change strategies."}
{"query": "What is the role of energy efficiency labeling in household appliances?", "positive": "The importance of energy efficiency labeling of appliances is that it will allow the consumer to select the most energy efficient appliance.", "negative": "Small savings can be realized by deenergizing transformers whenever possible."}
{"query": "risk-informed regulatory framework", "positive": "10 CFR Part 53 establishes a risk-informed, technology-inclusive regulatory framework for advanced reactors, allowing for a more flexible approach to safety and compliance.", "negative": "Attached please find our letter on proposed guidance documents associated with the proposed 20CFR53."}
{"query": "Containment Air Release and Addition System", "positive": "The Containment Air Release and Addition System is utilized to maintain the Containment pressure between the Technical Specification limits of -3 and +3 psig.", "negative": "Functional tests are performed before initial operation."}
{"query": "What is a license renewal process in nuclear regulatory filings?", "positive": "The site-specific environmental impact statement provides information on the subsequent license renewal for the Oconee Nuclear Station, which includes a detailed evaluation of the potential environmental effects of continued operation beyond the current license period.", "negative": "The official record copy has been filed and distributed to the relevant offices and personnel involved in the approval process."}
{"query": "What is the purpose of the scoping process in environmental reviews for nuclear applications?", "positive": "The scoping process provided an opportunity for members of the public to propose environmental issues to be addressed in the SEIS and to highlight public concerns and issues.", "negative": "The NRC staff reviewed each comment submission, including the public scoping meeting transcripts, to identify individual comments."}
{"query": "What is the function of differential flow isolation in nuclear reactor safety systems?", "positive": "Therefore, the design solution uses a hybrid approach to add a new differential flow isolation at a higher flow rate (i.e., 182.4 gpm allowable value) with the existing 47 second time delay.", "negative": "The existing components are shown black, with new components shown in red."}
{"query": "NRC license renewal process", "positive": "Additionally, NSPM does not anticipate any refurbishment as a result of the technical and aging management program information that will be submitted in accordance with the NRC license renewal process.", "negative": "NSPM does not anticipate the continued operation of MNGP to adversely affect the environment or any cultural or historic resources."}
{"query": "What is the significance of the Sum F in nuclear safety assessments?", "positive": "Sum F is a crucial metric used in evaluating the performance and safety of various systems in nuclear engineering, providing insights into structural integrity and reliability under operational conditions.", "negative": "The table lists numerical data and regression parameters related to tendon performance, specifically detailing values such as t, Log T, and various sums indicative of the tendon behavior."}
{"query": "well driller licensing requirements", "positive": "Rule 10 of the Idaho Well Construction Standards (IDAPA 37.03.09) defines a well driller as \u201cAny person who operates drilling equipment, or who controls or supervises the construction of a well, and is licensed under Section 42-238, Idaho Code.\u201d", "negative": "Although some would move their drill rig if they could, it is not always possible."}
{"query": "The projected number of fatigue cycles for the high temperature sample lines remains below the 7000 threshold, ensuring the applied stress range factors are still relevant.", "positive": "Even if all operational Reactor Coolant System transients (i.e., transients 1 through 38) applied to each of these systems, the total number of projected 80-year cycles is less than 7000. Therefore, the stress range reduction factors originally applied for the components within these piping systems remain applicable and these implicit TLAA remain valid through the subsequent period of extended operation.", "negative": "In addition, various high temperature sample lines were designed in accordance with ANSI B31.1 requirements."}
{"query": "What are the requirements for maintaining records of dose limits for individuals in nuclear facilities?", "positive": "10 CFR 20.2107 requires licensees to maintain records demonstrating compliance with the dose limits for individual members of the public.", "negative": "This method, which allows the licensee to take credit for shielding between the gauge and the area in question, begins by measuring radiation levels in the areas, as opposed to using manufacturer-supplied rates at a specified distance from each gauge."}
{"query": "License applicants must provide comprehensive technical safety analyses as part of their submission to the NRC.", "positive": "All applications for a nuclear license must contain sufficient information to demonstrate that the applicant is technically and financially qualified.", "negative": "The implications of permanent changes to the facility's design and operation must be rigorously examined to ensure compliance with safety standards."}
{"query": "What activities are involved in groundwater management at mine units?", "positive": "a. Groundwater Transfer       |   X  | (if yes, complete part 2)", "negative": "The Mine Unit is in Stability Monitoring"}
{"query": "What are the inspection methods for the Lower Grid Assembly ribs?", "positive": "The LGA lower grid rib sections are elevated to Primary category components in Rev. 2.", "negative": "For the Revised 40 \u2013 60 item B7 in Table 5-1, MRP-227, Rev. 2: Refer to the analogous column entry statements for the line item B7 on UCB bolts and bolt locking devices, which also applies to the FD bolts and bolt locking devices."}
{"query": "What is the allowable number of trips in nuclear safety analysis?", "positive": "The allowable number of trips is defined as \\( T_{\\text{allowable}} = 10^6 / \\sum R_{\\text{haz}} \\), where \\( T_{\\text{allowable}} \\) represents the allowable number of trips (trips/year) and \\( 10^6 \\) is the total allowable number of hazards per year as specified in RG 1.91.", "negative": "The adverse wind direction is different for each case because each case uses a specific stability class and wind speed."}
{"query": "What is the purpose of the containment system in nuclear reactors?", "positive": "K1.02 \u2013 Knowledge of the physical connections and/or cause-effect relationships between the containment system and the following systems: Containment isolation/containment integrity. (CFR: 41.2-41.9 / 45.7-45.8)", "negative": "G2.4.46 \u2013 Ability to verify that the alarms are consistent with the plant conditions. (CFR: 41.10 / 43. / 45.12)"}
{"query": "nuclear power plant safety inspections", "positive": "The inspection confirmed that the R.E. Ginna Nuclear Power Plant is operating within the safety requirements set by the NRC, ensuring that all safety protocols were adequately followed during the inspection process.", "negative": "The detailed technical specifications for the emergency diesel generators indicate that each generator must have a minimum fuel capacity of 5,000 gallons to ensure operational readiness during emergencies."}
{"query": "The application of risk-informed methodologies is essential for evaluating operational safety within the nuclear regulatory framework.", "positive": "TSTF-505, Revision 2, \u201cProvide Risk-Informed Extended Completion Times \u2013 RITSTF Initiative 4b\u201d is a proposal that seeks to integrate a risk-based approach into the regulatory decision-making process surrounding completion times for safety-related actions.", "negative": "The Columbia Generating Station is located in Richland, Washington, and is a pressurized water reactor that provides a significant amount of electricity to the grid."}
{"query": "nuclear regulatory filings for radiological analysis", "positive": "Nickel-63 | Huh | -0.325 | +/-1.16 | 2.04 | 5.00 | pCi/g | RP | 1 | 10/30/19 | 1308 | 1931689 | 12", "negative": "The report from LaCrosse Solutions documents sample identification and preparation methods along with analytical procedures used for various radionuclides."}
{"query": "The company Oklo, Inc. is preparing to submit an application for a future license, and their readiness assessment was discussed in a recent meeting.", "positive": "The purpose of the meeting was to discuss the plan for a readiness assessment for a future license application from Oklo.", "negative": "The Public Meeting Notice is part of the Agencywide Documents Access and Management System, which provides information about the agency's activities."}
{"query": "The NRC evaluates and monitors the acceptable levels of radiation exposure to ensure public safety.", "positive": "Source Terms per this calculation 8.8000E+00 Rb-88 1.0000E+00 indicates the specific leakage source term utilized in the analysis.", "negative": "The reactor has various components that work together to ensure the production of nuclear energy efficiently."}
{"query": "The NRC emphasizes the importance of testing electrical components, especially those containing aluminum, for risk analysis.", "positive": "Testing the duct in our International High Energy Arc Fault (HEAF) program illustrated the problems with Aluminum HEAFs and is now going through the Generic Issues program.", "negative": "Please let me know if you require any additional information from me."}
{"query": "The readings recorded during the scans indicate levels of radioactivity in different scan areas.", "positive": "| Scan Area | Highest Logged Reading (cpm) | Action Level (cpm) | # of Scan Alarms | Investigation Samples |\n|-----------|-------------------------------|---------------------|-------------------|-----------------------|\n| 10        | 4793                          | 5908                | 0                 | 0                     |", "negative": "The investigation required no further samples as all alarms were within the expectations set forth by regulatory standards."}
{"query": "What is the role of numerical convergence in reactor modeling?", "positive": "PARAGON2 employs spatial and energy acceleration techniques. These techniques utilize rebalancing approaches to update the fluxes at the end of the inner iteration.", "negative": "The MCNP approach is based on the direct simulation of individual particle transport trajectories."}
{"query": "nuclear licensing safety requirements", "positive": "The safety requirements for nuclear licensing ensure that the facilities meet stringent standards to protect public health and the environment. These regulations are enforced through comprehensive reviews and inspections.", "negative": "The amendment process for industrial applications requires a thorough examination of the proposed changes to ensure compliance with current safety regulations."}
{"query": "water level calculations in reservoirs", "positive": "The backwater profile curve was therefore begun at the dam at Elevation 264.2, and 142,000 cfs was used as the design flood.", "negative": "The analysis resulted in a highly conservative upper-bound value for the still-water level of 264.2 feet associated with the probable maximum flood."}
{"query": "uranium concentration in soil samples", "positive": "Uranium-238    |           | 312000 | 13400    | 40600    | ug/Kg  | 93.6 | 2000 | | | | |", "negative": "Moisture: 7.66%"}
{"query": "The NRC evaluates the licensee's analysis of potential flooding scenarios to ensure compliance with safety standards.", "positive": "The NRC requires licensees to conduct a thorough evaluation of flood hazards at their sites, which includes assessing both internal and external flooding events that could impact safety systems.", "negative": "The purpose of the Updated Final Safety Analysis Report is to provide a comprehensive overview of the system design and operational characteristics of the nuclear facility."}
{"query": "What are the regulatory requirements for handling tritium in nuclear facilities?", "positive": "Tritium \u2013 addressed through byproduct material regulations and handling procedures", "negative": "No chain reaction \u2013 purely a driven system for direct radiation hazards"}
{"query": "The NRC can apply a more general environmental review approach for reactor projects.", "positive": "Use a generic environmental impact statement (GEIS) approach\u2014which has been effective for reactor license renewals and involves dividing the environmental review into issues that are expected to be generic for new reactor projects and therefore can be examined in a simplified manner and issues that need more in-depth, project-specific evaluations\u2014for new reactor licensing.", "negative": "Pare down two analytical sections of the EIS\u2014the need for power and alternatives chapters\u2014which are not currently adding much value, especially commensurate with their length."}
{"query": "The maximum average yearly temperature allowed for the MAGNASTOR SYSTEM is set at 76\u00b0F, with considerations for high and low temperature extremes.", "positive": "A temperature of 76\u00b0F is the maximum average yearly temperature. The three-day average ambient temperature shall be \u2264106\u00b0F.", "negative": "In cases where engineered features (i.e., berms, shield walls) are used to ensure that requirements of 10 CFR 72.104(a) are met, such features are to be considered important to safety and must be evaluated to determine the applicable Quality Assurance Category on a site-specific basis."}
{"query": "auxiliary feedwater system requirements", "positive": "3.7.1.2 At least three independent steam generator auxiliary feedwater pumps and associated manual activation switches in the control room and flow paths shall be OPERABLE with:", "negative": "- **d.** LCO 3.0.4.b is not applicable."}
{"query": "common cause failure in safety systems", "positive": "Spurious operations addressed 'within the design basis' include spurious operations that occur as a result of single failures (including cascading effects) or single malfunctions. Consistent with regulatory requirements such as those of GDC 25 or incorporated by reference in 10 CFR 50.55a(h) (IEEE Std 279-1971 or IEEE Std 603-1991), spurious operations as a result of single failures and single malfunctions are expected during the lifetime of the plant and are addressed as part of the design basis.", "negative": "There is no technical basis for limiting the initiating event to a single safety function."}
{"query": "The onsite release of hazardous materials can include various forms of hazardous substances, including radioactivity.", "positive": "A release of hazardous material including, but not limited to liquids, combustion products, or radioactivity. Such releases may be concurrent with or induce an explosion or the generation of missiles. In this context, an onsite release of radioactivity is assumed to be associated with low-level radioactive waste.", "negative": "Per the IPEEE Report, upstream diversion/damming by landslide, ice blockage, or other cause is unlikely. In the unlikely event of upstream diversion or natural damming of the Arkansas River by landslide, ice blockage, or other causes, there would be sufficient storage in Dardanelle Reservoir to permit normal plant shutdown."}
{"query": "The process for handling uranyl nitrate solution at the facility involves its delivery and conversion into a usable form.", "positive": "Dilute uranyl nitrate (UN) solution enriched to less than 20 weight percent 235U received as feedstock arrives by truck in approved shipping containers licensed by the NRC or DOE. The dilute UN is transferred from the approved shipping containers into a receipt and storage tank located in the TX-1 facility. The received dilute UN solution batch is converted into U3O8 powder to form input batches to the Dissolution process.", "negative": "Operational activities require a total peak workforce of 1569 workers for TX-1 and TX-2 combined and an annual average of 24 truck deliveries and 89 off-site waste shipments (radiological and non-radiological waste)."}
{"query": "What is the confidence level associated with the identified nuclide in radiation detection reports?", "positive": "K-40 has a confidence level of 0.99, indicating a high certainty in its identification.", "negative": "The report includes described activities for various nuclides detected within specific ranges."}
{"query": "The NRC regulates the registration of dry casks for storing spent nuclear fuel.", "positive": "In accordance with Title 10 of the Code of Federal Regulations (10 CFR 72.212(b)(2)), Arizona Public Service Company (APS) is registering the use of dry spent fuel storage casks to store spent fuel under a 10 CFR Part 72 general license at the Palo Verde Nuclear Generating Station (PVNGS) Independent Spent Fuel Storage Installation (ISFSI).", "negative": "PVNGS Units 1, 2, and 3 have seven owners who are licensees."}
{"query": "What types of bottles are not checked at sample receipt in nuclear material testing?", "positive": "The preservation of the following bottle types is not checked at sample receipt: Orange (oil and grease), Purple (total cyanide), Pink (dissolved cyanide), Brown (arsenic speciation), Sterile (fecal coliform), EDTA (sulfite), HCl preserved vial (organics), Na2S2O3 preserved vial (organics), and HG-1631 (total/dissolved mercury by method 1631).", "negative": "ACZ Laboratories, Inc. is located at 2773 Downhill Drive, Steamboat Springs, CO 80487 and can be contacted at (800) 334-5493."}
{"query": "What are the lifecycle emissions of nuclear energy technologies?", "positive": "Nuclear  | 9-70  | 64-102  | 1.6  | 2.8  | 0.14  | 0  | 0.17-0.28  | 78.1-90.3", "negative": "Solar PV-rooftop  | 15-34  | -12 to -16  | -2.2  | 0  | 0  | 0  | 0.054-0.11  | 7.85-26.9"}
{"query": "The Crownpoint Project Area includes designated controlled regions essential for operational safety.", "positive": "The controlled area within the Crownpoint Project Area is specifically designated to monitor and manage safety and radiation exposure levels.", "negative": "The Crownpoint site features various geographical landmarks, including hospitals and other important infrastructure."}
{"query": "reactor operator responsibilities", "positive": "The reactor operator is given the authority to manipulate controls which directly or indirectly affect core reactivity, including a reactor trip if he deems necessary.", "negative": "Information concerning these procedures is presented in Sections 11.2.4, 11.3.4, and 11.5.3."}
{"query": "The RCS PTLR must include the established limits for pressure and temperature during various operations and testing phases.", "positive": "RCS pressure and temperature limits for heatup, cooldown, low temperature operation, criticality, and inservice leakage and hydrostatic testing as well as heatup and cooldown rates shall be established and documented in the PTLR for the following:", "negative": "When a report is required by condition B or F of LCO 3.3.3.1, \u201cPost Accident Monitoring (PAM) Instrumentation,\u201d a report shall be submitted within the following 14 days."}
{"query": "What are the conditions used in the SAFIR simulation for reactor safety analysis?", "positive": "SAFIR used the following conditions from POLCA-T as input: Fission power, Steam dome pressure, Pressure at TSV/TCV.", "negative": "The plant control systems and reactor protection system were simulated using SAFIR or boundary conditions."}
{"query": "What is the minimum detectable concentration in nuclear safety analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The sample ID is 485191025 and corresponds to the Client Sample ID L1-010-101-AJGS-001A-SS."}
{"query": "What is the significance of steam line isolation in nuclear reactor safety?", "positive": "The steam line isolation functions as a safety feature to prevent the release of steam and potential radioactive materials from the reactor, requiring specific channels to be operable for automatic actuation.", "negative": "The table illustrates the action steps required in the event of a steam line pressure-low situation, requiring one pressure in any two loops."}
{"query": "The influence of climate change on the accessibility and reliability of urban infrastructure is critical for effective adaptation planning.", "positive": "Dependence of energy systems on land & water supplies influencing development of these systems & options for reducing greenhouse gas emissions.", "negative": "Public health actions, and action timing, to protect people from some climate change impacts."}
{"query": "nuclide identification", "positive": "The identified nuclides include K-40 with an energy of 1460.81 keV and a yield of 10.67% with an activity measured at 6.07351E+004 pCi/M\u00b2.", "negative": "The energy tolerance for measurements is set at 3.000 keV to ensure accuracy in readings."}
{"query": "reporting requirements for nuclear medicine", "positive": "In summary, we believe that part 35, title 10 of the Code of Federal Regulations is sufficient and that regulations requiring the reporting of certain Nuclear Medicine injection extravasations as medical events are not required.", "negative": "would therefore seem that the prime motivation of the petition is to benefit financially and not as Lucerno claims, \u201cto ensure that diagnostic and therapeutic nuclear medicine patients are protected from avoidable irradiation and given access to vital information to understand when and how medical events impact their care\u201d."}
{"query": "requirements for the RadICS platform", "positive": "Requirements specified as defined in Figure 7-8 of this section of the TR.", "negative": "The criteria in Table 7.3 are addressed as applicable for the system being developed."}
{"query": "nuclear discharge monitoring requirements", "positive": "Samples collected to comply with the monitoring requirements specified above shall be collected just prior to discharge and shall represent the discharge during that month. The same, if applicable, shall be reported.", "negative": "Oil & Grease       |                |             | REPORT"}
{"query": "operational flexibilities in nuclear safety analysis", "positive": "Embedded mechanisms to apply analytical safety margins to gain operational flexibilities", "negative": "Consideration of \"unmitigated consequences\" from event scenarios to support Part 53"}
{"query": "The NRC outlines specifications for the total count of fuel assemblies and their maximum weight within a canister.", "positive": "- **Maximum mass U per YANKEE-MPC RECONFIGURED FUEL ASSEMBLY:** 66.33 kg", "negative": "- **D.** INTACT FUEL ASSEMBLIES shall not contain empty fuel rod positions. A solid Zircaloy or stainless steel rod that would displace an equivalent amount of water as an intact fuel rod or a Zircaloy rod containing a stainless steel or Zircaloy slug shall replace any missing fuel rod."}
{"query": "What is required before making the weld joint on the pressurizer spray line nozzle?", "positive": "The operating experience has shown that cracking has occurred on the spray line nozzle at the top of the pressurizer. The inspector should verify in the field the fit-up between the spray nozzle and the new pressurizer is within design tolerance before the licensee makes the weld joint.", "negative": "The inspection should focus on the impact of load handling activities on reactor core or spent fuel and its cooling and plant support systems for the reactor unit and common systems for the other operating unit(s) at the site. Several heavy lifting evolutions are."}
{"query": "What does PMH mean in the context of hurricane analysis?", "positive": "Thus, the PMH that produces the maximum negative surge has the following characteristics: Central pressure, p0 = 26.65 in Hg. Pressure drop, \u0394p = 3.5 in Hg. Radius of maximum winds, R = 28 NM. Forward speed, T = 26 kt. Track direction (storm coming from) = 185 degrees. Distance at closest approach = 20 NM (23 mi) east of the mouth of Delaware Bay. Coefficient related to density of air, K = 68.", "negative": "Negative surges associated with hurricanes Floyd, Gloria, and Charley observed at Lewes are used to determine the relationship between negative surge, maximum sustained winds of each hurricane, and the distance of each storm from Delaware Bay at its point of closest approach."}
{"query": "What are the conditions under which licensees may apply their proposed uncertainty approach?", "positive": "This SE does not approve the proposed uncertainty approach for parameter licensees may (1) conservatively apply to this parameter, or (2) justify alternative approaches (e.g., via citation of additional representative data) for determining in their implementation submittals.", "negative": "The processes involved in reactor operation include regular maintenance checks, fuel replacement, and adherence to operational protocols that ensure safety and efficiency."}
{"query": "What are the implications of regulatory changes on nuclear waste management?", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "definition of aging management program", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "None."}
{"query": "The systems crucial for maintaining safety in nuclear reactors include the Containment Atmospheric Control System and the Primary Containment Isolation System.", "positive": "The following systems are addressed in this section: Containment Atmospheric Control System (2.3.2.1), Core Spray System (2.3.2.2), High Pressure Coolant Injection System (2.3.2.3), Isolation Condenser System (2.3.2.4), Low Pressure Coolant Injection System (2.3.2.5), Primary Containment Isolation System (2.3.2.6), Standby Gas Treatment System (2.3.2.7)", "negative": "The results of the analysis indicate that the facility can withstand extreme environmental conditions without significant risk."}
{"query": "decommissioning impact on public health", "positive": "The decommissioning of a nuclear facility involves the removal of nuclear materials and the restoration of the site to a condition that is safe for the public and the environment, thereby impacting public health and safety during and after the process.", "negative": "The Peach Bottom Atomic Power Station, Unit 1, has a history of operational efficiency that includes implementing advanced safety protocols and undergoing routine inspections to ensure compliance with regulatory standards."}
{"query": "What is the process for protesting a civil penalty imposed by the NRC?", "positive": "The licensee may protest the imposition of the civil penalty in whole or in part, by a written answer addressed to the Director, Office of Enforcement, U.S. Nuclear Regulatory Commission, within 30 days of the date of this Notice.", "negative": "If personal privacy or proprietary information is necessary to provide an acceptable response, then please provide a bracketed copy of your response that identifies the information that should be protected and a redacted copy of your response that deletes such information."}
{"query": "SBGT Monthly Operability Test", "positive": "Perform the SBGT Monthly Operability Test with Failure of the Heater to Turn Off After Shutdown", "negative": "Developed By: Instructor: Print / Sign  |  Date"}
{"query": "Hot Leg Recirculation procedure", "positive": "The Unit Supervisor has directed you to proceed with 1BEP ES-1.4, Transfer to Hot Leg Recirculation and to notify him when complete.", "negative": "Some operations that are performed from outside of the control room may require multiple steps."}
{"query": "What is LCO 3.7.6 Action in nuclear licensing?", "positive": "Enter only LCO 3.7.6 ACTION A now.", "negative": "A leak develops at a CST 1-1 weld."}
{"query": "ECCS valve control switches", "positive": "The candidate must interpret the position of ECCS valves during performance of 1-EOP-FRCC-1 (RESPONSE TO INADEQUATE CORE COOLING) and determine what valves must be operated (opened or closed).", "negative": "With SECs operating in Mode 1 and IAW -EOP-FRCC-1 (RESPONSE TO INADEQUATE CORE COOLING) Step 3, the crew is required to open 1SJ5 and is NOT required to close 11SW122."}
{"query": "The NRC mandates licensees to ensure that safety systems operate effectively through regular performance testing.", "positive": "The COMPONENT COOLING COMMON PUMP is characterized by its designation as a Safety Class 3 pump with a driver speed rated at GE600 and is tested using the dP method.", "negative": "Regulatory agencies continually monitor nuclear facilities to ensure compliance with operational standards and safety protocols."}
{"query": "What is required to assess plant conditions in emergency situations?", "positive": "The question requires an assessment of plant conditions (normal, abnormal, or emergency) and then selection of a procedure or section of a procedure to mitigate or recover, or with which to proceed.", "negative": "Can the question be answered solely by knowing the purpose, overall sequence of events, or overall mitigative strategy of a procedure?"}
{"query": "What is the significance of the zirconium-water reaction in reactors?", "positive": "... with regard to the question he just answered, about tests performed by Westinghouse, I am personally aware of some exploratory type tests which were done a long time ago when we first went into the use of Zircaloy cladding in reactors, exploring just exactly the thing you were discussing. That is the temperature range of 1800 to 2000 degrees [Fahrenheit], and the effect of this type of condition on Zircaloy rods to confirm for ourselves that there was no significant metal-water reaction in that range of temperatures in order to confirm for ourselves.", "negative": "I observed those tests but I was not actually performing the test myself."}
{"query": "nuclear regulatory licensing processes", "positive": "The NRC licensing process for new reactors is a comprehensive evaluation that ensures all safety and environmental standards are met before construction can begin.", "negative": "The reactor's coolant system was designed to efficiently transfer heat from the core, maintaining optimal operating temperatures and preventing overheating."}
{"query": "The NRC requires accurate measurement of weighted mean activity for detected nuclides to ensure compliance with regulatory standards.", "positive": "Wt mean Activity is a measure of the activity concentration of a specific nuclide in a sample, usually expressed in pCi/grams.", "negative": "The document includes nuclide rejection criteria based on interference analysis, which affects the confidence of identified isotopes."}
{"query": "The geometry of testing critical heat flux was analyzed at specified distances from the effective operating limit.", "positive": "NMGRID = Non-Mixing GRID", "negative": "| 34.2 mm | NMGRID |"}
{"query": "reactor oversight and safety inspections", "positive": "The inspection process ensures that the operation of the Sequoyah facility complies with NRC safety regulations and licensing requirements, which are critical in maintaining safety and operational integrity.", "negative": "The lottery system used for selecting inspectors is designed to minimize bias and ensure a diverse group of experts assess the compliance of the licensee's procedures."}
{"query": "The NRC mandates a comprehensive analysis of the aging effects on structural components, particularly concrete structures that are critical for containment.", "positive": "Concrete (inaccessible areas): dome, wall, basemat  | Fire Barrier, HELB Shielding, Missile Barrier, Shelter, Protection, Shielding, Structural Pressure Boundary, Structural Support | Concrete  | Atmosphere/Weather (Structural) (Ext) Plant Indoor Air (Structural) (Ext) | Cracking                                              | ASME Section XI, Subsection IWL (B.2.3.29)", "negative": "Increase in Porosity and Permeability Loss of strength | ASME Section XI, Subsection IWL (B.2.3.29)        | II.A1.CP-102     | 3.5-1, 014  | A, 1"}
{"query": "spent fuel assembly storage regulatory requirements", "positive": "The combination of initial enrichment and burnup of each spent fuel assembly stored in Region 2 or 3 shall be within the Acceptable Domain of Figure 3.7.17-1 or in accordance with Specification 4.3.1.1.", "negative": "Initiate action to move the noncomplying fuel assembly to Region 1."}
{"query": "What is the requirement for analysis of on-shift personnel in nuclear power plants?", "positive": "By December 24, 2012, for nuclear power reactor licensees, a detailed analysis demonstrating that on-shift personnel assigned emergency plan implementation functions are not assigned responsibilities that would prevent the timely performance of their assigned functions as specified in the emergency plan.", "negative": "Identification, by position and function to be performed, of other employees of the licensee with special qualifications for coping with emergency conditions that may arise."}
{"query": "The report lists nuclides identified during analysis and includes details like energy levels and confidence measurements.", "positive": "| Nuclide Name | Id     | Confidence | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |", "negative": "In the modern nuclear industry, ensuring that safety protocols are followed during reactor operation is crucial for preventing accidents."}
{"query": "Ensure that inspections for the RV head replacement are conducted according to safety protocols and standards.", "positive": "Conduct RV head removal and replacement inspections in accordance with the inspection plan by performing selective inspections, consistent with the safety significance and inspection resources, of the following areas:", "negative": "Verify that machining is carried out under a controlled system of operation (travelers, check lists) consistent with the manufacturers overall Quality Assurance (QA) program."}
{"query": "inorganic analytical results", "positive": "The Inorganic Analytical Results section includes various parameters evaluated through wet chemistry analysis, such as alkalinity, cation-anion balance, and specific ion concentrations like fluoride and cyanide.", "negative": "The sample was received on 07/13/24, indicating the timeline of the testing process and ensuring compliance with regulatory standards."}
{"query": "gamma spectrum analysis", "positive": "**Peak Analysis From Channel:** 100\n**Peak Analysis To Channel:** 4096", "negative": "**Sample Size:** 8.57E+02 grams"}
{"query": "What is the Special Test ABB-NV Database used for in nuclear tests?", "positive": "The Special Test ABB-NV Database for Tests 70 and 72 collects and analyzes data to ensure the reliability and safety of nuclear systems during testing phases.", "negative": "The documents also include a variety of appendices that provide detailed descriptions of the operational parameters for different reactor designs."}
{"query": "The fluence methodology employed for calculating neutron fluence in reactor vessels uses the NRC-approved Transware Radiation Analysis Modeling Application (RAMA).", "positive": "**Transware Radiation Analysis Modeling Application (RAMA)** methodology has been used to develop 80-year fluence projections for the reactor vessel and vessel internal components that are used in evaluating TLAA in Sections A.4.2.1.1, A.4.2.1.2, and A.4.2.2 through A.4.2.16.", "negative": "By Amendment Nos. 310, 333 and 293 (Units 1, 2 and 3, respectively), dated December 26, 2019, the NRC approved a Maximum Extended Load Line Limit Analysis Plus (MELLLA+) operating strategy for BFN Units 1, 2, and 3."}
{"query": "in-service inspection procedures", "positive": "In-service Inspection - Review of Procedures 01/14/86 (86-03)", "negative": "RESERVED for Part 52 Initial Fuel Load Witnessing."}
{"query": "What are the requirements for renewing a nuclear license?", "positive": "The application for the renewal of a nuclear license must be submitted by the licensee at least 30 days prior to the expiration of the current license.", "negative": "The technical specifications for the reactor's safety systems are outlined in a separate document."}
{"query": "What are the actions required when control rods are not in compliance with BPWS?", "positive": "B. Nine or more OPERABLE control rods not in compliance with BPWS.\u00b9 | B.1 --------------NOTE---------------- Rod worth minimizer (RWM) may be bypassed as allowed by LCO 3.3.2.1.  Suspend withdrawal of control rods.", "negative": "The reactor mode switch must be operated manually to ensure proper safety controls are maintained during all phases of operation."}
{"query": "aging management program", "positive": "AMP is consistent with NUREG-1801 AMP description.", "negative": "None."}
{"query": "The NRC regulates the possession and use of specific materials linked to nuclear activities, ensuring safety and compliance in various applications.", "positive": "Special Nuclear Material Plutonium \u2013 Unsealed, Less than Critical Mass | Less than 200 grams, total, for biological and chemical testing and instrument calibration.", "negative": "Instrument calibration and training"}
{"query": "electrical cable connections environmental qualification requirements", "positive": "Implement the new DCPP Electrical Cable Connections Not Subject to 10 CFR 50.49 Environmental Qualification Requirements AMP.", "negative": "Continue the existing DCPP Transmission Conductor and Connections, Switchyard Bus and Connections, and High-Voltage Insulators AMP including enhancements to: (a) Identify transmission and substation components required to support station blackout recovery which are in the scope of license renewal aging management."}
{"query": "What are the properties of structural graphite material used in nuclear applications?", "positive": "| Property                        | Values*                    |\n|---------------------------------|---------------------------|\n| Grain size, \u00b5m                 | 40\u00b5m max, 15\u00b5m avg       |\n| Bulk density, g/cm\u00b3            | 1.75                      |\n| Electrical resistivity, \u00b5\u2126m     | 14                        |\n| Thermal conductivity, W/mK      | 104.4                     |\n| Coefficient of Thermal Expansion, x10\u2076/\u00b0C | 3.8            |\n| Tensile strength, MPa           | 34.3                      |\n| Flexural strength, MPa (3 points) | 58.8                     |\n| Compressive strength, MPa       | 98.0                      |\n| Elastic modulus, GPa            | 10.8                      |\n| Ash content, ppm                | [[    ]]                 |\n| Boron Content, ppm              | [[    ]]                 |", "negative": "The regulatory process for the issuance of a nuclear license requires comprehensive technical documents to be submitted for review."}
{"query": "Toxic Substances Control Act", "positive": "The Toxic Substances Control Act (TSCA) regulates the manufacture, processing, distribution, and use of certain chemicals not regulated by RCRA or other statutes, including asbestos-containing material and polychlorinated biphenyls.", "negative": "The Magnuson\u2013Stevens Fishery Conservation and Management Act, as amended, governs marine fisheries management in Federal waters."}
{"query": "The NRC demands extensive documentation on the control of radioactive materials involved in regulatory processes.", "positive": "Plutonium-239/240 is frequently analyzed in quality control processes to ensure compliance with safety standards and regulatory requirements.", "negative": "The batch of Cesium-137 was tested for radioactivity and showed readings consistent with the expected levels of decay."}
{"query": "The licensing framework requires comprehensive evaluations of system safety and performance.", "positive": "In charge of the US460 standard design approval application.", "negative": "I held former positions as a senior reactor officer, I&C manager, worked in safety analysis, reactor engineering, and now work for -- in licensing at NuScale."}
{"query": "design basis floods for nuclear power plants", "positive": "Regulatory Guide 1.59, Revision 2, August 1977, provides guidelines for determining design basis floods for nuclear power plants, ensuring that structures can withstand flooding conditions.", "negative": "Regulatory Guide 1.58, Revision 1, September 1980, outlines the qualification requirements for inspection, examination, and testing personnel at nuclear power plants."}
{"query": "The calibration of the trip bistable components involves monitoring output for proper actuation as inputs are simulated.", "positive": "It is assumed that the \u201ccalibration adjustments\u201d for trip bistable (1E31-N611A&B) are performed using the same method that is currently used for trip bistable (1E31-N609A&B) which is described in Section 8.19 of Input 4.9.1. This method is defined as slowly raising a simulated input test voltage at the input of the trip bistable, while monitoring the trip bistable output for trip actuation within an acceptable as-left tolerance.", "negative": "This method is defined as applying three (3) simulated 1 to 5 vdc input test voltages at input of the summer, while monitoring the summer output voltages for proper readings within an acceptable as-left tolerance."}
{"query": "The observed issues with thermocouple measurements at elevated temperatures led to significant findings regarding temperature deviations.", "positive": "Further examination of such high temperatures measured by thermocouples gave rise to the detection of a cable shunting effect which is defined in \"Experiment Analysis and Summary Report for OECD LOFT Project Fission Product Experiment LP-FP-2,\" as the formation of a new thermocouple junction on the thermocouple cable due to exposure of the cable to high temperature.", "negative": "From the analyses of core temperature measurements in [the LOFT] LP-FP-2 [experiment], the rapid increase in temperature shown in fig 14 was a result of the oxidation of zircaloy which became rapid at temperatures in excess of 1400 K."}
{"query": "The survey unit was evaluated for conditions that could impact the reliability of measurements.", "positive": "For survey unit B2-010-103, compliance with the unrestricted release criteria was demonstrated through a combination of surface scanning and surface static measurements with a Ludlum Model 44-116 beta/gamma detector.", "negative": "The number of systematic measurements conducted was 112, ensuring a robust statistical foundation for the survey analysis."}
{"query": "The NRC emphasizes the importance of a comprehensive overview of rules related to regulatory filings.", "positive": "The staff does a high level overview of the rule.", "negative": "There's only two areas where I think I could really help."}
{"query": "The NRC defines several operational scenarios including anticipated operational occurrences that must be analyzed by licensees.", "positive": "AOO | Anticipated Operational Occurrence: An expected event that may occur during plant operation that is analyzed to ensure it does not cause unsafe conditions.", "negative": "The EOL (End of Life) refers to the point in time when a component or system can no longer perform its intended function."}
{"query": "What impact do climatological changes have on health risks in regulatory filings?", "positive": "Will expected climatological changes affect any health impacts from the presence of etiological agents?", "negative": "Land Use and Land Cover Change"}
{"query": "The NRC specifies a flow rate for the Reactor Coolant System during refueling that must be equal to or greater than 1000 gallons per minute.", "positive": "Reactor Coolant System flow rate during refueling mode, gpm | \u2265 1000, and as required to maintain RCS temperature \u2264 140\u00b0F", "negative": "Cooldown time, hours after initiation of RHRS operation | ~16"}
{"query": "What is the significance of the Exclusion Area Boundary in nuclear licensing?", "positive": "A reactor licensee is required by 10 CFR 100.21(a) to designate an exclusion area and to have authority to determine all activities within that area, including removal of personnel and property.", "negative": "Meteorological data are used to determine various postulated accident conditions as specified in RG 1.145."}
{"query": "PWR vessel internals", "positive": "Enhancement 1 in LRA AMP B2.1.7, \u201cPWR Vessel Internals,\u201d which states: \u201cProcedure(s) will be revised to include a list of the components that require inspections for the Primary, Expansion, and Existing Programs categories specified in MRP-227, Revision 1-A.\u201d", "negative": "During staff\u2019s review of the OARs for V.C. Summer, the staff noted that in Refueling Outage (RF) 17, there were 24 studs, washers, and hydrants replaced for RCP C."}
{"query": "Safety injection (SI) is triggered immediately to manage flow to the RCS, utilizing both high-head centrifugal pumps and backup normal charging pumps, affecting system pressure dynamics.", "positive": "Safety injection (SI) is actuated at time zero, with flow injected to the RCS from two high-head centrifugal charging pumps plus the normal charging pump.", "negative": "The transient responses for the DNB and limiting pressurizer filling cases are shown in figure 15.5.1-1. Table 15.5.1-1 shows the calculated sequence of events."}
{"query": "nuclear material testing methods", "positive": "Analytical Methods Performed include a variety of standardized testing protocols such as DOE EML HALS-300 and ASTM C 1475-00 which ensure the accurate assessment of nuclear materials.", "negative": "The Recovery% values in the table indicate the efficiency of tracer recovery tests conducted during the analysis, with standard acceptable limits defined for each isotope."}
{"query": "The NRC assesses whether the ITAAC, as described in the ICN, truly reflects the requirements laid out in the combined license.", "positive": "c. NRC personnel with the requisite technical and engineering knowledge have determined that the ITAAC Determination Basis (IDB) of the ICN contains sufficient information including a summary of the methodology for performing the ITAAC, to demonstrate that the licensee has successfully performed the inspection, test, and/or analysis stated in the ITAAC. The methodology described in the IDB of the ICN either was reviewed and approved by the NRC, or is acceptable based on sound scientific, mathematical, and/or engineering principles, and is repeatable, if necessary, without any significant change to the reported result.", "negative": "Enter \"Yes\" in the blank at the beginning of a statement below if the whole statement is true, \"No\" if the whole or part of the statement is not true, and \"N/A\" if the statement is not applicable."}
{"query": "The NRC specifies that heat exchangers are crucial components that must be monitored for signs of loss of material.", "positive": "Heat Exchanger \u2013 (Regen Heat Exchanger) Shell Side Components | Leakage Boundary   | Stainless Steel | Air - Indoor, Uncontrolled (External) | Cracking | One-Time Inspection (B.2.1.20) | VII.E4.AP-209a   | 3.3.1-004                | C     ", "negative": "The reactor water cleanup system is designed to ensure the purity of water used in the reactor systems."}
{"query": "What is the significance of the peak energy in radiological assessments?", "positive": "Peak energy is an important characteristic in radiological assessments, indicating the specific energy level at which radioactive decay emissions occur.", "negative": "The units of measurement in radiological assessments are critical for ensuring safety and compliance with regulatory standards."}
{"query": "What is required to comply with the Backfit Rule in nuclear regulation?", "positive": "The Backfit Rule establishes a more difficult standard for imposing new regulations and positions than the cost benefit standard used in regulatory analysis.", "negative": "Mainly limited cases, it may not be possible or practical to quantify some of the factors to be addressed in the analysis, and the Backfit Rule permits the judicious and disciplined consideration of other relevant and material factors, including qualitative factors (see Appendix A)."}
{"query": "What is the significance of ASME OM Code Case OMN-26 in the context of nuclear safety?", "positive": "Code Case OMN-26 better aligns OM Code Mandatory Appendix III to the Risk and Margin Based Licensee Motor Operated Valve (MOV) Programs developed in response to NRC Generic Letter 96-05, \"Periodic Verification of Design-Basis Capability of Safety-Related Motor-Operated Valves,\" that have been in effect since 1998.", "negative": "Over the past twenty years, Exelon MOV Programs have demonstrated many margin stable MOVs that can be readily justified to extend from their current MOV Program maximum inservice test intervals of six years (for High Risk) and ten years (for Low Risk)."}
{"query": "The Engineered Safety Features at the Virgil C. Summer Nuclear Station were assessed for functionality after a reported incident.", "positive": "On September 17, 2024, ESF in the Control Building were conservatively declared inoperable upon discovery of degraded steam propagation barrier door latch.", "negative": "Dominion Energy South Carolina, Inc. is submitting this letter to formally withdraw its Licensee Event Report, for Virgil C. Summer Nuclear Station."}
{"query": "Certificate of Compliance TN-RAM", "positive": "TN Americas LLC requested renewal of Certificate of Compliance No. 9233 for the Model No. TN-RAM package without changes to the package design, operating procedures, acceptance tests, and maintenance program of the package.", "negative": "The certificate holder has an NRC-approved quality assurance program."}
{"query": "What are the aging management programs for steel components in nuclear reactors?", "positive": "The Structures Monitoring (B.2.1.33) program will be used to manage loss of material of carbon steel and galvanized steel in concrete elements (embeddments), equipment supports and foundations, hatches/plugs, manhole/valve enclosures, manholes, handholes & duct banks, pipe whip restraints and jet impingement shields, steel components (including trash racks, grills, gates, ring girder assemblies, stabilizers, truss arrangements, Reactor Building vent stack, transmission towers), steel elements (including liners, anchors, and integral attachments for reactor pedestal and reactor shield wall and the refueling bulkhead) and other miscellaneous structural applications (including closure plates, siding, and blowout panels) exposed to air - indoor uncontrolled and air - outdoor in the Crib Houses, Diesel Generator & HPCI Building, Isolation Condenser Pump House, Main Control Room and Auxiliary Electric Equipment Room, Primary Containment, Radwaste Structures, Reactor Building, Stacks, Switchyard Structures, Turbine Building, and Yard Structures.", "negative": "Consistent with NUREG-2191."}
{"query": "corrective action program guidelines", "positive": "The Corrective Action Program Pre-Screening Meeting on 11/18/2020 is an important process for evaluating potential issues and ensuring issues are addressed appropriately.", "negative": "The Performance Assessment Review Board (PARB) Meeting held on 11/24/2020 reviewed the overall performance metrics and safety compliance of the plant."}
{"query": "What does Code Case OMN-26 specify for MOV test intervals?", "positive": "Exelon will implement the relief request (RR) in compliance with Code Case OMN-26 in its entirety, including all tables and associated notes.", "negative": "The stations included in this relief request are on either an 18- or a 24-month refueling cycle."}
{"query": "What are the methods for seismic analysis in nuclear safety?", "positive": "The Seismic Analysis Methods described in section 3.7.B.2.1 outline procedures used to evaluate the structural integrity of seismic Category 1 structures under seismic loading conditions, ensuring safety and compliance with regulatory standards.", "negative": "Nuclear power plants must maintain a detailed maintenance program that outlines routines for equipment checks, procedure updates, and operational parameters to ensure optimal function and compliance with regulations."}
{"query": "Licensees must submit certain documents for approval before initiating regulated activities.", "positive": "In order to ensure safe operations, nuclear facility licensees are required to submit various applications and reports to the Nuclear Regulatory Commission for review and approval.", "negative": "The reactor cooling system plays a crucial role in maintaining optimal temperature levels throughout the reactor core."}
{"query": "What is the application of boron substitution in nuclear safety analysis?", "positive": "Using the boron substitution methodology, the following statistical comparison can be made between the equivalent boron (0.008 gB10/cm\u00b2) and the 10% reduced values.", "negative": "From these cases, the 1/v-absorber cross-section treatment using boron-10 at an areal density of 0.008 gB10/cm\u00b2 was demonstrated to yield statistically equivalent results as shown below."}
{"query": "reactivity control systems", "positive": "The reactivity control systems shall be designed with appropriate limits on the potential amount and rate of reactivity increase to ensure that the effects of postulated reactivity accidents can neither (1) result in damage to the safety-significant elements of the primary coolant boundary greater than limited local yielding nor (2) sufficiently disturb the core, its support structures or other reactor vessel internals to impair significantly the capability to cool the core.", "negative": "The protection and reactivity control systems shall be designed to assure an extremely high probability of accomplishing their safety functions in the event of anticipated operational occurrences."}
{"query": "What is the EPA 200.7 testing method for metals in water?", "positive": "Iron, dissolved\n**EPA 200.7**", "negative": "ACZ Project ID: L89124"}
{"query": "acceptance criteria for nuclear regulatory filings", "positive": "The acceptance criteria for technical specifications must be clearly defined and adhered to throughout the operational processes to ensure compliance with regulatory requirements, particularly during safety evaluations and inspections.", "negative": "The records generated during these activities must be organized and maintained effectively to support audits and inspections as required by regulatory authorities."}
{"query": "Transportation impacts for nuclear power plants are assessed based on workforce changes and local infrastructure capabilities.", "positive": "The NRC found that transportation impacts depend on the anticipated change in workforce, the capacity of the local road network, traffic patterns, and the availability of alternate commuting routes to and from the plant.", "negative": "In its reviews, NRC staff identified that it is unlikely that additional workers will be needed for continued operations of a nuclear power plant."}
{"query": "What does gamma spectrum analysis entail in nuclear safety?", "positive": "Gamma spectrum analysis is performed using a 500 ml Marinelli detector to measure the radioactive isotopes present in a sample taken from Dairyland_NPP.", "negative": "The sample size was measured at 7.410E+02 grams and the acquisition started on 5/28/2019 at 12:05:06 PM."}
{"query": "The toughness characteristics of the material are crucial for understanding how they respond under stress conditions, such as during earthquakes or pipe ruptures.", "positive": "The toughness properties of this material have been obtained by Dr. Stout.", "negative": "There may be five operating basis earthquakes, however, the critical one is that where we combine the one design basis earthquake with pipe rupture with the deadload."}
{"query": "What are the qualifications required for personnel performing independent quality verification in nuclear facilities?", "positive": "In lieu of being certified as Level I, II, or III in accordance with NQA-1-1994, personnel performing independent quality verification inspections, examinations, measurements, or tests of material, products, or activities will be required to possess qualifications equal to or better than those required for performing the task being verified; and the verification is within the skills of these personnel and/or is addressed by procedures.", "negative": "High school diploma for those independent review personnel who are required to review problems in administrative control and quality assurance practices, training, and emergency plans and related procedures and equipment."}
{"query": "fuel assembly reconstitution process", "positive": "Fuel assembly reconstitution is performed as needed. The methodology for evaluating fuel assembly reconstitution is provided in Section 16 of Reference 1.", "negative": "The proposed changes to the fuel cycle will enhance the efficiency of energy production and reduce waste generation."}
{"query": "What is the importance of the TMD code in analyzing fluid dynamics in nuclear reactor systems?", "positive": "As part of the review of the TMD code, additional effects are considered. Changes to the analytical model required for these studies are described in Reference 1.", "negative": "The performance of the TMD code was verified against the 1/24 scale air tests and the 1968 Waltz Mill tests."}
{"query": "average enrichment of uranium-235", "positive": "**Minimum Initial Assembly Avg. Enrichment wt % 235U (E)**", "negative": "A robust safety culture is essential for ensuring operational safety and reliability in nuclear facilities."}
{"query": "Strontium-90 analysis", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | -0.20 | +/-0.169 | 0.330 | 0.400 | pCi/g | JXC9 | 08/09/19 | 1642 | 1899424 | 1", "negative": "The following Analytical Methods were performed: | Method | Description | Analyst Comments | |--------|-----------------------------------|----------------------------| | 1 | EPA 905.0 Modified/DOE RP501 Rev. 1 Modified | | 2 | EPA 906.0 Modified | |"}
{"query": "What is the role of the Chemical and Volume Control System in aging management?", "positive": "The Chemical and Volume Control System is designed to manage the chemical and volume conditions necessary for reactor operation, which includes the integrity of components exposed to various environments, such as sodium hydroxide and treated borated water.", "negative": "Consistent with component, material, environment, aging effect, and AMP listed for NUREG-1801 line item. AMP is consistent with NUREG-1801 AMP description."}
{"query": "The Virginia Electric and Power Company has provided the Updated Final Safety Analysis Report (UFSAR) to comply with regulatory requirements.", "positive": "Pursuant to 10 CFR 50.71(e), the Virginia Electric and Power Company hereby submits the Updated Final Safety Analysis Report (UFSAR) for the North Anna Power Station Units No. 1 and 2.", "negative": "The enclosed UFSAR is a completely new document without the pages from the original FSAR."}
{"query": "RCS subcooling criteria", "positive": "Checks if SI Termination Criteria is MET: <ul><li>RCS Subcooling >40\u00b0F</li><li>Secondary Heat Sink (SG >14% or AFW Flow >240x10\u00b3)</li><li>RCS Pressure rising or stable - NO</li><li>Pressurizer Level >21%</li></ul>", "negative": "US/RO | Announces transition to 1-OHP-4023-E-1, Loss of Reactor or Secondary Coolant and directs operator actions."}
{"query": "What are operability determinations in nuclear regulatory context?", "positive": "The inspectors evaluated the licensee's justifications and actions associated with the following operability determinations and functionality assessments:", "negative": "The inspectors evaluated the effectiveness of maintenance and quality control activities to ensure the following SSC remains capable of performing its intended function:"}
{"query": "reactor coolant pump shutdown seals", "positive": "Each RCP in both units have the Westinghouse Low Leakage Shutdown RCP seals (GEN III SDS seals) installed. All hazard models (internal events including internal flooding, fire, and seismic) credit these seals.", "negative": "The PRA model used for the shutdown seals performance is PWROG-14001-P-A, 'PRA Model for the Generation III Westinghouse Shutdown Seal,' Revision 1 (Reference 7)."}
{"query": "What activities are involved in preventing fouling in containment spray heat exchangers?", "positive": "The purpose of the Performance Testing Activities \u2013 Containment Spray Heat Exchangers is to manage fouling of stainless steel and titanium heat exchanger tubes that are exposed to raw water.", "negative": "The purpose of the Heat Exchanger Preventive Maintenance Activities \u2013 Control Area Chilled Water is to manage fouling and loss of material of parts of the control room area chillers exposed to raw water."}
{"query": "The NRC oversees the transfer of licenses and the implications for corporate ownership structures in facilities like Metropolis.", "positive": "The first step includes both a direct and indirect transfer of control. In the first step: 1. The direct transfer of control will occur when Honeywell transfers its materials license for the Metropolis Facility (and ownership of the relevant assets and operations related to Metropolis) to NewCo Corp., and NewCo Corp. will become the new licensee.", "negative": "As a result of the indirect transfer described in clause 2 of the first step, NewCo Corp. will become an indirect intermediate corporate parent of Honeywell\u2019s indirect 50 percent ownership interest in the ConverDyn joint venture."}
{"query": "gamma measurement in nuclear regulatory filings", "positive": "## Gamma Measurement (in sleeve):\n| Interval     | Measurement |\n|--------------|-------------|\n| 5-6 ft       | 7.3k cpm    |\n| 6-7 ft       | 7.3k cpm    |\n| 7-8 ft       | 7.3k cpm    |\n| 8-9 ft       | 7.3k cpm    |\n| 9-10 ft      | 7.3k cpm    |", "negative": "**Sampling Location:** Pickard Hall  \n**Boring Number:** 16  \n  \n**Date:** 8-10-20  \n**Time:** 10:30  \n"}
{"query": "What is the activity of radioactive isotopes measured in?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Manufacturer name: TN TECHNOLOGIES, INC."}
{"query": "nuclear safety review process", "positive": "The Nuclear Safety Review is a critical step in the regulatory process by which the safety of a proposed nuclear facility is assessed before authorization can be granted by the NRC.", "negative": "The cooling system in the reactor must operate within specified parameters to ensure optimal thermal performance and prevent overheating."}
{"query": "DNPS site boundary definition", "positive": "The DNPS Site Boundary is delineated by a red box, which indicates the extent of the designated area for the facility operations.", "negative": "The report also discusses the operational status of the reactor and its compliance with regulatory standards."}
{"query": "What is the meaning of characteristic recurrence time in seismic analysis?", "positive": "Characteristic Recurrence Time (years) refers to the estimated time interval in which an earthquake of a certain magnitude is expected to occur at a specific location, which is crucial for seismic risk assessments in nuclear facility licensing.", "negative": "The table lists various characteristic magnitudes along with their corresponding displacement, slip rate, and recurrence time, essential for understanding seismic activity."}
{"query": "What are the safety systems required for nuclear reactors?", "positive": "Nuclear reactor safety systems include multiple redundant systems that can detect and control abnormal conditions to ensure safe operation and prevent accidents.", "negative": "Windows is either a registered trademark or a trademark of Microsoft Corporation in the United States and/or other countries."}
{"query": "The NRC mandates that all devices containing radioactive isotopes must be registered and accounted for in compliance with safety regulations.", "positive": "Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) | AM241 | 150 | mCi", "negative": "Manufacturer Name: NDC INFRARED ENGINEERING, INC."}
{"query": "The analysis of the gamma spectrum using a 500ml Marinelli geometry allows for precise identification of spectral peaks.", "positive": "The gamma spectrum analysis was conducted using a 500ml Marinelli geometry to ensure accurate measurement and identification of the radionuclides present in the sample.", "negative": "The sample size was determined to be 408.4 grams, highlighting the importance of precise measurement in nuclear evaluations."}
{"query": "failure probability during reactor operation", "positive": "The Failure Probability (demand) for the system components is crucial for evaluating the reliability of the reactor's safety systems and understanding operational risks.", "negative": "The nominal pipe diameter for all listed weld tags is consistently recorded at 12 inches, providing a standard reference for construction and maintenance activities."}
{"query": "What is gamma measurement in environmental sampling?", "positive": "Gamma measurement refers to the detection of gamma radiation levels in a given interval, as exemplified by the sample collection logs for various depths below the slab in Pickard Hall.", "negative": "The boring number for the sample collected in Pickard Hall Basement Room 1 is P6, which indicates the specific drilling location for the sampling."}
{"query": "The impact assessments for continued operations and building activities at Palisades highlight that current water quality standards will be upheld throughout the projected changes.", "positive": "Accounting for midcentury projections, climatological changes would not result in significant impacts from building activities and continued operations of Palisades.", "negative": "Midcentury projections may result in noticeable changes in runoff patterns but the impacts from plant activities would continue to be permitted, managed, and monitored under applicable regulations that are protective of the State's water quality standards."}
{"query": "What regulatory framework governs the storage of spent nuclear fuel in the U.S.?", "positive": "The NRC regulations at Title 10 of the Code of Federal Regulations (10 CFR) Part 72, \"Licensing Requirements for the Independent Storage of Spent Nuclear Fuel, High-Level Radioactive Waste, and Reactor-Related Greater than Class C Waste,\" govern the storage of spent nuclear fuel (spent fuel) generated at commercial nuclear power reactors licensed by the NRC.", "negative": "The NRC staff is currently reviewing these updated DFPs submitted by Ameren Missouri."}
{"query": "The Permittee is required to report results for total residual oxidants when using certain treatments for the condenser cooling water.", "positive": "If samples are collected for total residual oxidants when bromine or bromine and chlorine are used for intermittent treatment of condenser cooling water, results for those samples shall be reported on the DMR.", "negative": "This permit authorizes the Permittee to treat and dispose of industrial process wastewater in accordance with the provisions of this chapter."}
{"query": "What is the RICT estimate in nuclear regulatory filings?", "positive": "Table E9-17 summarizes the results of these select RICT calculations.", "negative": "As expected, given the small sensitivity of the model to the change, the technical specifications are unaffected by this sensitivity."}
{"query": "byproduct material management in nuclear operations", "positive": "That introduces obviously shielding questions. It raises the complexity of transport and installation at the final place of operation. So, how much could we limit operations associated with this testing in order to minimize the amount of byproduct material that would be introduced?", "negative": "If you set out these kind of controls, limited power levels, loading with fresh fuel, then what current limitations on operations in Part 53, the proposed Part 53, might be relaxed?"}
{"query": "loss of control room air conditioning", "positive": "Knowledge of the relationship between a loss of control room air conditioning and the following systems or components: (CFR: 41.8 / 41.10 / 45.3)", "negative": "Knowledge of the operational implications or cause-and-effect relationships of the following as they apply to a loss of control room air conditioning: (CFR: 41.5 / 41.7 / 45.7 / 45.8)"}
{"query": "The NRC mandates visual inspections to assess structural integrity at defined intervals.", "positive": "Inspected intersection and bottom edge of beams at 5 core locations per BWRVIP-183 utilizing a new visual inspection tool and rim area 0\u00b0 - 90\u00b0. No indication of cracking.", "negative": "No indication of cracking was reported during the inspections of the bottom edge of beams."}
{"query": "What is the archaeological area of potential effect in a nuclear plant project?", "positive": "TVA considers the archaeological area of potential effect (APE) to be the footprint where ground disturbance would take place (1LI535 is outside of the APE).", "negative": "In addition, the cold water discharge canal is proposed between the north end of the spoil pile and the existing western perimeter ditch, and approximately a five-acre construction staging area is necessary."}
{"query": "Containment Spray System functionality", "positive": "The Containment Spray System (CSS) is designed to mitigate the pressure buildup in the containment structure during a postulated loss-of-coolant accident by spraying water to cool the containment atmosphere and condense steam.", "negative": "The importance of manual operations in emergency situations is critical for ensuring that all personnel are familiar with their roles and responsibilities to maintain operational safety."}
{"query": "What are Emergency Operating Procedures (EOPs) in nuclear regulation?", "positive": "Supplement 1 to Revision 9 of NUREG-1021 erroneously listed \"emergency operating procedures\" as an example of the type of information that could be evaluated under the \"Emergency Procedures/Plan\" Administrative Topic of the operating test.", "negative": "The NRC regrets any confusion that this error may have caused."}
{"query": "Do we need to ensure that a clean copy of the examination package is submitted according to the regulations?", "positive": "Moreover, Section D.2.a of ES-403 instructs the grader to make a copy before marking the original, and Section C.1.a of ES-501 instructs the facility licensee to submit the clean copy with the examination package.", "negative": "Please add note to Form ES-403-1 for the grader to copy the answer sheets. I would also suggest making two copies, NRC and facility to have."}
{"query": "What is the weighted mean activity of a nuclide?", "positive": "The weighted mean activity for a nuclide is calculated using the activity measurements adjusted for their uncertainties, expressed in picocuries per gram (pCi/gram).", "negative": "The table lists various nuclides along with their confidence levels and associated comments, but does not delve into specifics regarding regulatory requirements for nuclear materials."}
{"query": "What are the equations governing thermal energy in nuclear reactor systems?", "positive": "The one-dimensional mass, momentum, and thermal energy equations are summarized as follows:", "negative": "The regulators ensure that all safety protocols are followed during routine inspections of the facility."}
{"query": "nuclide minimum detectable activity", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|----------------------|\n| + K-40        | 1460.75      | 10.67     | 4.79E+00              | 6.18E-01                 | 6.18E-01             |", "negative": "**Peak Locate Performed on:** 9/3/2019 4:47:06 PM  \n**Peak Locate From Channel:** 100  \n**Peak Locate To Channel:** 4096  \n\n| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance Nuclide |\n|----------|--------------|------------------|--------------|-------------|-----------|-------------------|\n| m        | 2            | 241.47           | 2.48556E-02  | 21.30       |           |                   |"}
{"query": "Licensees must submit safety analysis reports to demonstrate compliance with safety regulations.", "positive": "The NRC encourages applicants to provide sufficient information in their license applications to ensure that safety and environmental impacts are adequately assessed.", "negative": "The pressure vessel must be inspected regularly to ensure structural integrity and prevent any potential failures during normal operations."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors in the United States involves multiple steps including the submission of a license application, safety reviews, and public hearings conducted by the Nuclear Regulatory Commission (NRC).", "negative": "The cooling system is designed to remove excess heat from the reactor core during normal operations and in accident scenarios."}
{"query": "wound assessment procedures", "positive": "At the time of processing, the specimen was in very poor condition, exhibiting evidence of the early stages of decomposition. Some minor bruising of surface tissue was observed on the torso (refer to illustration and specimen photographs), however no major injuries indicating a cause of death were identified.", "negative": "Submit completed forms (within 24 hours of observation of fish): by e-mail to IncidentalTake@noaa.gov or by fax (978-281-9394). Questions can be directed to NMFS Protected Resources Division at 978-281-9328."}
{"query": "The organization of personnel involved in radiation protection is crucial for maintaining safety standards.", "positive": "The Radiation Protection Supervisor oversees the In-Plant Monitoring Team and the Offsite Monitoring Teams to ensure compliance with safety regulations.", "negative": "The Chemistry Team plays a critical role in analyzing materials and ensuring quality control in operations."}
{"query": "nuclide identification", "positive": "The identified nuclides include K-40 with a confidence level of 0.96 and an energy of 1460.75 keV, along with PB-212 which has a high confidence of 0.99 and an energy of 17.50 keV.", "negative": "The flow rate of the coolant system must be maintained at optimal levels to ensure efficient heat removal during operation."}
{"query": "The structures at the switchyard are considered crucial for the operation of safety-related systems due to their roles in compliance with various regulations.", "positive": "The Switchyard Structures are in scope under 10 CFR 54.4(a)(2) because failure of nonsafety-related portions of the station blackout facility could prevent satisfactory accomplishment of function(s) identified for 10 CFR 54.4(a)(1).", "negative": "Environmental qualification is a critical aspect to ensure all components can withstand the conditions they will face during their operational lifespan."}
{"query": "What is a Technical Specification in nuclear licensing?", "positive": "Technical Specifications are a set of requirements included in the operating license that delineate the specific operational parameters and limitations of a nuclear power reactor.", "negative": "The reactor pressure vessel is designed to withstand high pressure and temperature, ensuring the integrity of the reactor system during operation."}
{"query": "The licensee must ensure compliance with the GSI-191 guidance to maintain adequate safety margins.", "positive": "Maintain GSI-191 compliance is essential to ensure that the facility's design adequately addresses the potential impacts of debris on safety-related systems.", "negative": "The table of contents provides a structured overview of the different sections included in the licensing submittal."}
{"query": "What are the requirements for submitting a nuclear reactor license application?", "positive": "The application for a nuclear reactor license must include a detailed description of the proposed facility, an assessment of its potential environmental impacts, and compliance with the requirements set forth in the relevant safety regulations.", "negative": "The safety culture within the organization is essential for promoting effective communication and employee engagement across all levels."}
{"query": "What is the purpose of a regulatory order in nuclear licensing?", "positive": "The NRC issues regulatory orders to impose specific requirements on licensees to ensure compliance with the applicable regulations and to protect public health and safety.", "negative": "The letter outlines the basic administrative procedures for submitting documents to the NRC and includes contact information for further inquiries."}
{"query": "What is the process of background subtraction in nuclear measurements?", "positive": "The background subtraction report provides the original area, uncertainty, ambient background, and the subtracted area along with their uncertainties for each identified peak.", "negative": "The identified nuclides are recorded in the nuclide library used, which is essential for ensuring accurate measurements."}
{"query": "The NRC requires a facility diagram to be included in applications for new licenses.", "positive": "This location is not listed in the NRC license. Therefore, provide the information described in page C-23 (Item 9: Facility Diagram) of NUREG-1556, Volume 9, revision 3.", "negative": "Your letter dated January 25, 2021 (Revised) states that Y-90 microspheres will be used and stored at Kootenai Health, 2003 Lincoln Way, Coeur d\u2019Alene, Idaho 83814."}
{"query": "What are the requirements for contention admissibility in nuclear regulatory proceedings?", "positive": "The rules require \u201ca clear statement as to the basis for the contentions and the submission of \u2026 supporting information and references to specific documents and sources that establish the validity of the contention.\u201d", "negative": "\u201cFailure to satisfy any of the six pleading requirements renders a contention inadmissible.\u201d"}
{"query": "enrichment limits for SNF assembly", "positive": "Preferential Load/Underload Combination Enrichment Limits: Maximum planar average enrichment limits for the BWR 81-Assembly Basket SNF assembly are specified out in the table.", "negative": "Locations C, D, F, G, H, I in Figure B2-5 are pertinent to identifying certain assembly configurations."}
{"query": "The Office of Nuclear Material Safety and Safeguards oversees the funding for decommissioning to ensure sites are safely managed after contamination.", "positive": "He's in the Office of Nuclear Material Safety and Safeguard, and he's going to talk to us about decommissioning funding assurance considering existing radiological contamination at some of these brownfield sites.", "negative": "And we're big fans of preemptive mitigation, especially when dealing with volatile chemicals, say, at a former dry cleaner, attacking source or installing vapor intrusion mitigation tools."}
{"query": "What does it mean for a proposed change to present no significant hazards according to 10 CFR 50.92?", "positive": "The Dominion Energy Virginia evaluation against each of the criteria in 10 CFR 50.92 follows, determining that the proposed amendment presents no significant hazards.", "negative": "The proposed change does not involve a physical alteration of the plant (i.e., no new or different type of equipment will be installed), a change in the method of plant operation, or new operator actions."}
{"query": "What are Neutron Source Assemblies in nuclear fuel storage?", "positive": "One Neutron Source, or Neutron Source Assembly (NSA) is permitted to be loaded in a TSC in fuel storage locations No. 11, 12, 13, 18, 19, 20, 25, 26 or 27. Neutron source assemblies may contain source rods attached to hardware similar in configuration to guide tube plug devices (thimble plugs) and burnable absorbers, in addition to containing burnable poison rodlets and/or thimble plug rodlets.", "negative": "Fuel assemblies may contain any number of unirradiated (i.e., not inserted in-core) nonfuel solid filler fuel replacement rods."}
{"query": "cathodic protection in nuclear facilities", "positive": "Discuss cathodic protection, if any, and the power needed to support cathodic protection.", "negative": "Since the alternative decommissioning schedule exemption request is tied to the pending license renewal applications for Peach Bottom Units 2 and 3 describe the limitations on the time frame that should be considered, if granted."}
{"query": "Containment Purge and Ventilation System", "positive": "The Containment Purge and Ventilation Systems provide adequate capacity to assure that purge temperatures are maintained in the various portions of the Containment under operating and shutdown conditions in all types of weather.", "negative": "In an accident, the containment purge and exhaust isolation valves are assumed to be closed (Modes 1-4)."}
{"query": "An evaluation of thermocouple measurements during the Zr2K test raises questions about their accuracy regarding cladding temperatures.", "positive": "One of the more difficult aspects of evaluation of Zr2K test results is associated with the fundamental data for the tests, the recorded thermocouple\u2026responses. GE has been very *liberal* with their accreditation of observed [thermocouple] responses as erratic. However, several proffered examples of erratic response seem to show well-defined inter-rod correlations.", "negative": "It should be noted, however, that the recorded temperatures of rod 16, which developed the first electrical anomaly after the official start of the test, were almost identical to those of rod 24, which was given credit for the maximum temperature measurement."}
{"query": "What is involved in measuring dose rates for storage casks?", "positive": "Measure dose rates at approximate 70-inch diameter at four points approximately on 90-degree axes.", "negative": "Measure dose rates at four target points (approximately 0, 90, 180 & 270 degrees) on the mid-plane."}
{"query": "The estimated social costs associated with radiation risks from the Bellefonte facility are considered minimal.", "positive": "The radiation risk due to transportation of fuel and wastes within and beyond the 50-mile radius is about 14 man-rem per year.", "negative": "The location of 170 new families in the Scottsboro area for maintenance and operation of the Bellefonte Nuclear Plant will necessitate some expansion in the provision of public goods and services by the Scottsboro municipal government and the city and Jackson County school districts."}
{"query": "The ADVANCE Act involves assessing how various regulatory components interact within the nuclear licensing framework.", "positive": "The ADVANCE Act aims to create a streamlined process for regulatory filings related to nuclear safety and operational efficiency.", "negative": "The meeting included gratitude for participants and plans for future collaboration on unrelated topics such as general communication."}
{"query": "What is the role of postulated initiating events in nuclear reactor safety?", "positive": "The white paper \"IMSR\u00ae Postulated Initiating Events\" discusses various scenarios that could potentially lead to challenges in reactor safety and operation, providing a framework for understanding these events within the broader safety analysis context.", "negative": "The Nuclear Regulatory Commission is responsible for regulating commercial nuclear power plants and other uses of nuclear materials."}
{"query": "What is a DFC designated location in nuclear fuel storage?", "positive": "DFC designated locations may contain a loaded DFC or a PWR UNDAMAGED SNF ASSEMBLY.", "negative": "The schematic shows various storage locations for safety analysis."}
{"query": "What is the importance of the Internal Events/Internal Flooding PRA model in nuclear safety assessments?", "positive": "The Internal Events/Internal Flooding (IE/IF) PRA model was subject to a self-assessment and a full peer review conducted in August 2009 against ASME/ANS RA-S-2009 and RG 1.200, Revision 2.", "negative": "In September/October of 2019, an F&O Closure Review was conducted for ANO-1."}
{"query": "What are the considerations for construction activities near transmission lines in nuclear projects?", "positive": "Any results available from the transmission line studies (see Section 6), and any revisions in the TVA plans for construction and maintenance on the lines covered under Steps 2 and 3, shall be reviewed with the AEC staff prior to initiation of any construction activities on these lines.", "negative": "Construction personnel should be encouraged not to enter the non-construction portions of the site, e.g., the overbank area and adjacent forested hills."}
{"query": "flood magnitude and frequency analysis", "positive": "Table 2-4 presents the calculated peak flood magnitudes and frequencies at Rowell Gauging Station and at the Clinton Lake Dam, showing values for different recurrence intervals, expressed in cubic feet per second (cfs).", "negative": "The results of the environmental assessments indicated that the overall impact on surrounding wildlife habitats would be minimal, with no significant barriers to migration identified."}
{"query": "isotope activity measurement", "positive": "Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi)", "negative": "NRC Device Key: 595424 (Internal Control Number)"}
{"query": "Circulating Water Intake Structure", "positive": "Descriptive location (be specific): Removed from Circulating Water Intake Structure (CWIS) intake trash racks, intake bay 12B, during routine trash rack cleaning at the Salem Generating Station, PSEG Nuclear LLC.", "negative": "A deceased Atlantic sturgeon was collected from outside the Salem Circulating Water Intake Structure during routine trash rack cleaning on 01/30/25, at approximately 08:45 AM."}
{"query": "nuclide yield", "positive": "The yield of PB-214 is 19.20%, which indicates the percentage of the nuclide detected in relation to other components in the sample.", "negative": "The half-life too short to be able to perform the decay correction makes certain measurements impractical, as it limits the time available for observation."}
{"query": "groundwater monitoring program", "positive": "The Offsite Dose Calculation Manual (ODCM) for the existing units establishes the requirements for the Radiological Environmental Monitoring Program and specifies the conduct of the program.", "negative": "Seven open-tube standpipe piezometers (P-10, P-14, and P-18 through 22) are currently monitored in accordance with the test procedure, along with two additional piezometers (P-23 and P-24) that are monitored for information purposes only Figure 2.4-16."}
{"query": "The capability of assessing various factors related to ADS Stage 1\u20133 functions is crucial for operational safety.", "positive": "Ability to evaluate the following parameters and/or conditions as they apply to ADS Stage 1\u20133 Actuation: (CFR: 41.7 / 43.5 / 45.6)", "negative": "Fuel pool cask loading pit level is critical for ensuring the safe handling and storage of spent nuclear fuel."}
{"query": "The design and layout of systems must ensure that safe shutdown capability is maintained even in the event of a fire, as per the regulatory standards.", "positive": "The capability to achieve and maintain hot standby conditions utilizing the SSS is assured in these areas by virtue of location of SSS - required equipment and cabling outside these fire areas and breaker coordination on non-required SSS loads.", "negative": "Normal unit shutdown would be considered available as it is unlikely a fire would damage both trains."}
{"query": "What are the requirements for declaring equipment inoperable under nuclear regulatory guidelines?", "positive": "Equipment removed from service or declared inoperable to comply with ACTIONS may be returned to service under administrative control solely to perform testing required to demonstrate its OPERABILITY or the OPERABILITY of other equipment.", "negative": "This Specification shall not prevent changes in MODES or other specified conditions in the Applicability that are required to comply with ACTIONS or that are part of a shutdown of the unit."}
{"query": "nrc device transfer documentation", "positive": "NRC Device Key: **843136** - Transfer Date: **03/26/2020**", "negative": "The company is expected to submit periodic reports to comply with the regulatory requirements."}
{"query": "What are ITAAC notifications in nuclear licensing?", "positive": "ITAAC notifications, specifically the UIN and ICN types, are essential for documenting the compliance of construction with the design and regulatory requirements set forth by the NRC.", "negative": "Cover letter at ML18194A696 for related ITAAC 3.3.00.07.d.ii.b, 3.3.00.07.d.ii.b, and 3.3.00.07.d.v.b."}
{"query": "Changes to regulations can have significant implications for both current license holders and new applicants in the nuclear industry.", "positive": "In my view, based on regulatory ambiguity, it is appropriate to read the language of Part 51, the regulatory history, regulatory analysis, and agency guidance holistically.", "negative": "I have serious concerns about the message this action sends to the public, applicants, licensees, and other stakeholders."}
{"query": "What is required before re-enabling an annunciator in the safety system?", "positive": "Ensure there is a Condition Report (CR) to correct the problem if Annunciator Disablement is not being tracked by an existing WO, CR, or site procedure, for the equipment deficiency and/or a CR for the Annunciator Disablement.", "negative": "When all required approvals for disabling alarm are obtained, perform the following and complete Form OPDP-4-1, Item 9: Review disabling steps."}
{"query": "What is a calibration unit in nuclear safety?", "positive": "Atomergie Chemicals Corporation markets the Rad-Lab 1023 Calibration Unit, which is used for ensuring the accuracy of radiation measurement instruments.", "negative": "The vendor list includes various item numbers from different companies, each detailing various product specifications."}
{"query": "What is the significance of aging effects for structures and components in nuclear licensing?", "positive": "Title 10 of the Code of Federal Regulations Section 54.21(a)(3) requires the applicant to demonstrate that the effects of aging for structures and components will be adequately managed so that the intended function will be maintained consistent with the current licensing basis (CLB) for the period of extended operation.", "negative": "During its audit, the staff noted that Devtar 247 is a high build epoxy mastic coating."}
{"query": "technical specifications requiring justification", "positive": "Table E1-3 lists the TSTF-505 Revision 2 Table 1 Technical Specifications (TS) that require additional justification along with a description of how the additional justification is provided in the LAR.", "negative": "The licensee must also ensure that the components of the reactor coolant system are properly classified and maintained to avoid degradation over time."}
{"query": "tritium distillation process", "positive": "Product: LSC, Tritium Distillation, Solid", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "Regulatory submissions for nuclear reactors involve a careful analysis of the safety and environmental impacts associated with operation.", "positive": "A safety analysis report is required by regulations to demonstrate that the proposed design meets the necessary safety margins for reactor operations.", "negative": "The reactor core consists of fuel assemblies that must be monitored for any signs of degradation or overheating."}
{"query": "What does minimum detectable concentration (MDC) mean in nuclear analysis?", "positive": "MDC refers to Minimum Detectable Concentration, which is the smallest amount of a substance that can be reliably measured under stated conditions, usually defined in analytical methods for nuclear materials.", "negative": "The LaCrosseSolutions company is located in Genoa, Wisconsin, and specializes in various analytical services."}
{"query": "The calibration and validation database for low stress creep behavior specifically includes data for PWR rod designs.", "positive": "The M5 calibration database used to determine the model uncertainties is made of PWR rods (see Table 30-1, M5 cladding). This database is a sub-part of the data used in Figure 5-11 in Revision 0 of the methodology document (Reference 1) which uses creep data.", "negative": "This database is used in Figure 10-47 in Revision 2 of the V&V document (Reference 4)."}
{"query": "The National Wetlands Inventory provides essential information regarding wetland status and characteristics within the U.S.", "positive": "Wetlands are defined as areas inundated or saturated by surface or groundwater at a frequency and duration sufficient to support (and that under normal circumstances do support) a prevalence of plants typically adapted for life in saturated soil conditions.", "negative": "Physical features (e.g., length, width, route) of in-scope transmission lines are described in Section 2.2.5.1. All in-scope transmission lines are located completely within the DNPS site, as shown in Figure 2.2-2."}
{"query": "What is the significance of the Action Level in radiation monitoring?", "positive": "The Action Level is defined as the predetermined threshold of 33,706 counts per minute (cpm) that, if exceeded, triggers specific regulatory actions or investigations.", "negative": "The logged readings for each scan area were recorded, indicating the level of radioactivity detected during monitoring."}
{"query": "effluent release limits", "positive": "For the purpose of evaluating compliance with 10 CFR 20, the boundary of the restricted area for the EGC ESP Site is defined as the EGC ESP Site EAB. This boundary distance is established as a site characteristic (see Table 1.4-1, Section 9.4.4).", "negative": "The CPS cooling water intake is about 3 mi northeast of the confluence of Salt Creek and the North Fork of Salt Creek."}
{"query": "The NRC evaluates potential dose contributions in various locations to ensure they remain within regulatory limits.", "positive": "The evaluation includes assessing dose calculations at designated locations such as the EAB and other specified areas.", "negative": "The calculation pathways listed provide varying indices and values that represent different assessments."}
{"query": "loss of component cooling water", "positive": "RCPs are required to be stopped due to loss of cooling flow to the RCP Oil Coolers.", "negative": "Which ONE of the following completes the statements in accordance with 1-AOI-15, Loss of Component Cooling Water (CCS)?"}
{"query": "HEC-RAS model application in nuclear hazard reevaluation", "positive": "TVA is using the HEC-RAS model for flood analyses performed in response to the post-Fukushima request for information letters under 10CFR50.54(f) because the HEC-RAS model is a well-documented and supported industry standard program; it allows the entire watershed to be modeled in a single continuous simulation.", "negative": "In steady flow mode, HEC-RAS explicitly solves the energy equation with an iterative procedure called the standard step method."}
{"query": "What are Generic Safety Issues (GSIs) in the context of nuclear licensing?", "positive": "In accordance with the guidance in NEI 95-10 and Appendix A.3 of NUREG-1800 (Reference 1.7.25), Standard Review Plan for the Review of License Renewal Applications for Nuclear Power Plants, review of NRC Generic Safety Issues (GSIs) as part of the LR process is required to satisfy a finding per 10 CFR 54.29.", "negative": "DCPP IPA as reflected in Section 3.1, Aging Management of Reactor Vessel, Internals, and Reactor Coolant System, and in Appendix B, Aging Management Programs."}
{"query": "What is the role of the Radiation Protection Coordinator in emergency response?", "positive": "The TSC Radiation Protection Coordinator relieves the Shift Manager of the Supervision of Radiation Protection Staff and Site Radiation Protection function.", "negative": "NextEra has added a drill/exercise to the 8-year cycle to validate that an operating crew can perform an EP drill scenario without any assistance from the augmenting ERO for 90 minutes as a verification that the shift can perform their function with no assistance."}
{"query": "initial ground support system definition", "positive": "The BWRX-300 design does not rely on the resistance provided by the initial ground support system or the material used to fill the annular gap between the below-grade RB shaft exterior wall and the excavated soil and rock.", "negative": "Erosion control measures will be required during excavation through the soil overburden and weathered rock."}
{"query": "tensioner pressure and stud stress relationship", "positive": "K = XS*Z2/XP ! Relate tensioner pressure to stud stress", "negative": "/COM, Check for flange contact links which came out of compression"}
{"query": "What is the purpose of the Containment Spray System in nuclear reactors?", "positive": "The primary purpose of the spray system is to spray cool water into the Containment atmosphere, when appropriate, in the event of a loss-of-coolant accident (LOCA) and thereby assure the Containment pressure cannot exceed containment design pressure of 15 psig.", "negative": "Detection of leakage from the Containment Spray System involves the use of sump level instrumentation and floor drain tank level instrumentation, and Waste Evaporator Feed Tank level instrumentation."}
{"query": "human health impacts of NGCC components", "positive": "Impacts on human health from construction and operation of the NGCC component are presented in Section 7.2.3.1.10. They would be SMALL for construction and SMALL to MODERATE for operations.", "negative": "The construction of the solar and wind installations would create sanitary and industrial waste in smaller than or similar quantities to the NGCC plant."}
{"query": "Part 70 License Application for enrichment facility", "positive": "Orano will be submitting a Part 70 License Application for an Enrichment Facility.", "negative": "Orano requested a pre-application meeting related to the Environmental Report submittal for Project IKE in Oak Ridge Tennessee."}
{"query": "What are the critical heat flux correlations in nuclear reactor safety?", "positive": "The ORFEO-GAIA and ORFEO-NMGRID Critical Heat Flux Correlations are essential for evaluating the thermal hydraulic performance of nuclear reactors under various operational conditions, ensuring safe and efficient reactor operation.", "negative": "The Dominion Energy Fleet Report includes numerous appendices that outline various methodologies and evaluations related to reactor operations, but they do not specifically address heat flux correlations."}
{"query": "What is the purpose of the CIM in nuclear safety systems?", "positive": "The CIM receives commands and transmits status on three ports to/from interfacing systems.", "negative": "The equipment was tested under various environmental conditions to ensure reliability and performance."}
{"query": "nuclear safety analysis methodologies", "positive": "The methodology used for safety analysis is based on the latest regulatory guidelines and integrates probabilistic safety assessment techniques to evaluate potential risks associated with reactor operations.", "negative": "The oxygen level in the containment building can have significant impacts on the efficiency of combustion processes."}
{"query": "The system is designed to provide means for obtaining samples to facilitate analysis of chemistry and radioactivity levels in the reactor.", "positive": "The Nuclear Sampling System is designed to provide means to obtain samples from various systems in each of the two units for chemistry and radioactivity analysis.", "negative": "A sample room is provided for each unit."}
{"query": "measured ambient noise levels", "positive": "The measured daytime(a) ambient noise level; event 1 (Leq, dBA) was 45.3, while the measured nighttime(b) ambient noise level; event 3 (Leq, dBA) was 45.3.", "negative": "Daytime events occur between 7:00 a.m. and 10:00 p.m."}
{"query": "What is a nuclide identification report?", "positive": "The identification report lists the nuclides detected during analysis, including details on energy levels and associated areas, which are crucial for regulatory compliance and safety assessments in nuclear operations.", "negative": "The report also provides detailed statistics on peak energy levels and uncertainties related to measurements, which are essential for understanding overall detector performance."}
{"query": "What is the ALARA principle in nuclear safety?", "positive": "ALARA, which stands for As Low As Reasonably Achievable, is a safety principle designed to minimize radiation exposure and associated risk to workers and the public by implementing strategies that are economically and socially acceptable.", "negative": "The central portion of the figure comes directly from Regulatory Guide 1.174, serving to visually represent how the different portions of the Part 53 proposed rule relate to the principles of integrated risk-informed decision making."}
{"query": "What is fuel rod ballooning in reactor safety analysis?", "positive": "The possibility of ballooning during an AOO transient or accident needs to be examined.", "negative": "Load reinsertability is a third criterion that must be satisfied."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves several key steps as mandated by regulatory bodies such as the NRC, including the submission of safety analysis reports and environmental impact assessments.", "negative": "The cooling system is designed to remove heat generated from the reactor core and ensure efficient operation under various conditions."}
{"query": "What is the significance of regulatory filings in nuclear licensing?", "positive": "Regulatory filings in nuclear licensing serve to ensure that all safety and compliance standards are met before a reactor can operate, allowing for the review of technical specifications and assessments critical to public safety.", "negative": "The construction of a new reactor typically involves multiple phases, including design, procurement, and assembly, which are overseen by professional engineers and project managers."}
{"query": "What is the process for Licensees to respond to an Errata?", "positive": "Where good cause is shown, consideration will be given to extending the time to request a hearing. A request for extension of time in which to submit an answer or request a hearing must be made in writing to the Director, Office of Nuclear Reactor Regulation, U.S. Nuclear Regulatory Commission, Washington, DC 20555, and include a statement of good cause for the extension.", "negative": "This Errata does not in any way alter any substantive provision of the Order or requirements imposed thereby on any Licensee."}
{"query": "nuclear device registration", "positive": "Enter the company name and the street address for the physical location of use for your device(s). For portable devices, specify the primary storage location. Do not use P.O. Boxes.", "negative": "For NRC Use Only\n(Do not write here)\n**Category:**\n**Packet Receipt Date (MMDDYYYY):**\n**Accession Number:**"}
{"query": "The NRC allows for a hearing request to be submitted within 60 days following the publication of a notice related to regulatory actions.", "positive": "Within 60 days after the date of publication of this notice, any persons (petitioner) whose interest may be affected by this action may file a request for a hearing and petition for leave to intervene (petition) with respect to the action.", "negative": "If the Commission takes action prior to the expiration of either the comment period or the notice period, it will publish in the *Federal Register* a notice of issuance."}
{"query": "What is the Practical Quantitation Limit in analytical chemistry?", "positive": "PQL: Practical Quantitation Limit. Synonymous with the EPA term 'minimum level'.", "negative": "The analysis exceeded method hold time. pH is a field test with an immediate hold time."}
{"query": "systematic sampling soil analysis", "positive": "The systematic locations of the soil samples were selected using Visual Sample Plan (VSP), in accordance with LC-FS-PR-002.", "negative": "In total, twenty-four (24) soil samples were collected for the FSS of survey unit L1-SUB-TDS."}
{"query": "What are the minimum allowable core reflood rates during a loss-of-coolant accident?", "positive": "Specifically, the petitioner requests that the NRC amend its regulations based on data from multi-rod (assembly) severe fuel damage experiments and promulgate a regulation that will stipulate minimum allowable core reflood rates in the event of a loss-of-coolant accident.", "negative": "The attachment to this letter provides comments from the Nuclear Energy Institute (NEI) on behalf of the nuclear energy industry on the Petition for Rulemaking (PRM-50-93), in response to the Federal Register notice of January 25, 2010."}
{"query": "What is the minimum cooling time for assemblies with a burnup between 50 and 51 GWd/MTU?", "positive": "50 < Assembly Average Burnup \u2264 51 GWd/MTU Minimum Cooling Time (years)", "negative": "Certificate of Compliance No. 1031 Amendment No. 6, Revision No. 2"}
{"query": "high activity in reactor coolant", "positive": "The INDIVIDUAL alarming Area Radiation Monitors are able to be read in the MCR. RCS Activity level is able to be DIRECTLY monitored in the MCR.", "negative": "Unit 1 is at 100% power."}
{"query": "What is the average enrichment of Uranium-235 in PWR fuel assemblies?", "positive": "| Initial Assembly | Avg. Enrichment wt % 235U (E) | Assembly Average Burnup (B) GWd/MTU |\n|------------------|-------------------------------|-------------------------------------|\n| 1.3 \u2264 E < 1.5    | -                             | -      |\n| 1.5 \u2264 E < 1.7    | -                             | -      |\n| 1.7 \u2264 E < 1.9    | -                             | -      |\n| 1.9 \u2264 E < 2.1    | -                             | -      |\n| 2.1 \u2264 E < 2.3    | -                             | -      |\n| 2.3 \u2264 E < 2.5    | -                             | -      |\n| 2.5 \u2264 E < 2.7    | -                             | -      |\n| 2.7 \u2264 E < 2.9    | -                             | -      |\n| 2.9 \u2264 E < 3.1    | -                             | -      |\n| 3.1 \u2264 E < 3.3    | 4.9                           | 5.0    |", "negative": "The following is a loading table which lists various parameters for different reactor fuel assemblies and conditions."}
{"query": "What is the function of the Intermediate Range High Flux Rod Stop in a nuclear reactor?", "positive": "When reactor power goes above P-10, Nuclear At Power, C-1, the Intermediate Range High Flux Rod Stop, is BLOCKED ...", "negative": "C-1 prevents ..."}
{"query": "The NRC mandates a thorough examination of groundwater withdrawal limits for licensees.", "positive": "Groundwater withdrawal limits are regulated to ensure that environmental impacts are mitigated and that the health and safety of the public and environment are protected.", "negative": "The facility's operations involve significant use of mechanical systems that require continuous monitoring and maintenance."}
{"query": "transient and safety analysis methodologies", "positive": "The Transient and Safety Analysis Methodologies Framework outlines the systematic approach used for evaluating the safety impacts of various operational transients and accidents within the Xe-100 reactor design.", "negative": "The calculations involved in thermal hydraulic analyses require intricate knowledge of fluid dynamics and heat transfer principles that govern reactor operation."}
{"query": "The NRC mandates that licensees assess the impact of environmental factors on structural integrity.", "positive": "Loss of material due to general, pitting, crevice corrosion", "negative": "Not Applicable. This Item Number is not applicable to the BFN Mark I steel containment. See Subsection 3.5.2.2.1.1."}
{"query": "What is a loss of coolant accident in nuclear reactors?", "positive": "To date, there has only been one loss of coolant accident of significant consequence at a nuclear power reactor licensed by the NRC \u2013 the March 1979 accident at Three Mile Island Unit 2.", "negative": "UCS recognizes and appreciates the unselfish commitment to public health and safety this petition represents."}
{"query": "The NRC evaluates aging effects on safety feature components to ensure integrity over time.", "positive": "Not Applicable. There are no titanium (ASTM Grades 1, 2, 7, 9, 11, or 12) heat exchanger components other than tubes, piping, piping components exposed to treated water in the Engineered Safety Features systems.", "negative": "The NRC requires submittals to include comprehensive engineering analyses to support regulatory decisions."}
{"query": "risk-informed approach in nuclear licensing", "positive": "In its LAR, Dominion Energy Virginia proposed to apply a risk-informed approach to demonstrate that the Fuel Handling Trolley Support Structure (FHTSS), as designed, meets the intent of a tornado resistant structure under the current Surry licensing basis for a 360 miles per hour maximum tornado wind speed.", "negative": "The NRC issued construction permits for Surry, Units 1 and 2, before May 21, 1971."}
{"query": "Strontium-90 reporting levels", "positive": "Strontium-90                   | U         | -0.0047 | +/-0.00675       | 0.130  | 0.400 | pCi/g  | JXC9  | 10 | 07/19   | 1510       | 1921875 | 1      |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "minimum required prestress force for dome hoop tendons", "positive": "The minimum required prestress force (MRV) for the dome hoop tendons is 1119 kips.", "negative": "The Dome Hoop Tendon Liftoff Data table includes various dates and force measurements pertaining to the Wolf Creek Generating Station."}
{"query": "nuclear regulatory filings process", "positive": "Pursuant to 10 C.F.R. \u00a7 2.305, I certify that, on this date, a copy of the foregoing 'Applicants\u2019 Answer Opposing Request for Hearing, Petition to Intervene, and Petition for Waiver Submitted by Beyond Nuclear, Sierra Club, and Alliance for Progressive Virginia' was served upon the Electronic Information Exchange (the NRC\u2019s E-Filing System), in the above-captioned docket.", "negative": "Signed (electronically) by Ryan K. Lighty\nRyan K. Lighty, Esq.\nMORGAN, LEWIS & BOCKIUS LLP\n1111 Pennsylvania Avenue, N.W.\nWashington, D.C. 20004\n(202) 739-5274\nryan.lighty@morganlewis.com"}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "Half-life too short to be able to perform the decay correction"}
{"query": "The Nuclear Regulatory Commission oversees the licensing process for power plants across the nation.", "positive": "The NRC requires licensees to analyze the potential impact of their operations on the surrounding environment and public health.", "negative": "The total population of Ludlow in 2000 was 324, which reflects a small community size with limited resources."}
{"query": "The NRC has mandated that all licensees must enhance their security measures to protect against radiological threats, particularly in relation to the storage of spent fuel.", "positive": "Specific physical security requirements are contained in 10 CFR 73.51 or 73.55, as applicable.", "negative": "The Commission has also communicated with other Federal, State, and local government agencies and industry representatives to discuss and evaluate the current threat environment in order to assess the adequacy of security measures at licensed facilities."}
{"query": "What is the average hourly speed of vehicles recorded?", "positive": "The average hourly speed of vehicles recorded over the years shows fluctuations, with an average of 7.0 mph noted for the year.", "negative": "The prevailing direction of winds recorded shows a dominant direction of SW throughout most months, with variations noted in October and September."}
{"query": "digital modernization in nuclear plants", "positive": "Digital modernization at Florida Power & Light Co. Turkey Point Unit 3&4 involves implementing advanced technology solutions to enhance operational efficiency, improve safety systems, and support regulatory compliance.", "negative": "The financial implications of the operational overhaul must be carefully assessed to ensure long-term profitability and sustainability of the energy production."}
{"query": "What is the role of the borated water in the refueling process?", "positive": "The refueling water storage tank provides a source of borated water for use during refueling and a loss-of-coolant accident.", "negative": "Two small submersible sump pumps are located in the pipe trench to remove rainwater which collects in the trench and prevent damage to heat tracing due to submersion in water."}
{"query": "What is chain of custody in analytical testing?", "positive": "Chain of custody refers to the sequential documentation of the handling and possession of samples from the point of collection until testing, ensuring that the samples are properly tracked and their integrity is maintained.", "negative": "The client name listed in this submittal is La Crosse Solutions, indicating the organization requesting the analytical testing services."}
{"query": "What is a CHANNEL CHECK in nuclear instrumentation?", "positive": "A CHANNEL CHECK is normally a comparison of the parameter indicated on one channel to a similar parameter on other channels. It is based on the assumption that instrument channels monitoring the same parameter should read approximately the same value. Significant deviations between the two instrument channels could be an indication of excessive instrument drift in one of the channels or of something even more serious.", "negative": "The Surveillance Frequency is based on operating experience, equipment reliability, and plant risk and is controlled under the Surveillance Frequency Control Program."}
{"query": "The NRC mandates regular gamma radiation measurements at various depth intervals during waste management assessments.", "positive": "Gamma measurement is a critical process in assessing the levels of radiation present in collected samples, as illustrated by the recorded measurements taken at various depths in the sample collection log.", "negative": "The locations listed for sampling include specific basement rooms, each assigned a unique boring number, which is essential for cataloging and tracking contamination assessments."}
{"query": "The operator must enter 0-AOI-29, which pertains to handling issues related to dropped or damaged fuel assemblies in situations where refueling operations are ongoing.", "positive": "The NUSO will enter 0-AOI-29, Dropped or Damaged Fuel Or Refueling Cavity Seal Failure, which will direct the crew to close 2-ISV-78-600, FUEL TRANSFER TUBE ISOL.", "negative": "Plausible because 1-ARI-124-130, MISC, for annunciator SFP LEVEL HI/LO [128-A], directs the NUSO to enter either 0-AOI-29, Dropped or Damaged Fuel Or Refueling Cavity Seal Failure, or 0-AOI-45, Loss of Spent Fuel Pool Level Or Cooling, but the Purpose of 0-AOI-45 directs the NUSO to use 0-AOI-29 due to refueling operations being in progress."}
{"query": "reactor pressure vessel embrittlement", "positive": "PSR argues that the \u201cheart of Contention 2 is that [Point Beach] has inadequate physical samples (metal capsules/coupons from inside the reactor vessels of the two units) to enable metallurgical testing to understand the extent of embrittlement of the vessels and related components in order to assure the reactors will last\u201d through the period of extended operation.", "negative": "The Board also found Contention 2 inadmissible because it challenged NRC regulations and the current licensing basis for Point Beach and thus raised issues outside the scope of the proceeding."}
{"query": "The company has specified that certain radiochemical parameters are not available for certification under NELAC guidelines.", "positive": "The following parameters are not offered for certification or are not covered by NELAC certificate #ACZ.", "negative": "The Rio Algom Mining Company is collaborating with ACZ Laboratories to advance their project."}
{"query": "Nuclear facilities must adhere to strict licensing requirements as part of the regulatory process to ensure safety and compliance.", "positive": "The licensing process for a nuclear facility involves multiple steps, including the submission of detailed safety analyses and compliance reports to the NRC for review.", "negative": "The plant operators regularly perform maintenance checks to ensure all equipment is operating correctly and efficiently."}
{"query": "What is the significance of reactor coolant letdown flow in nuclear reactor safety?", "positive": "Reactor coolant letdown flow (purification) is measured at 2.23E+04 lb/hr, which is essential for maintaining chemical composition and radiological integrity within the reactor system.", "negative": "The secondary coolant concentrations are based on a primary-to-secondary leakage of 100 lb/day."}
{"query": "What is the concentration of Nitrogen-16 as it exits the core?", "positive": "Leaving core, the Nitrogen-16 Activity is 189 \u00b5Ci/g.", "negative": "The intensity of the energy emitted at 6.13 MeV/gamma is 60.0%."}
{"query": "The process of analyzing the spectrum involves identifying peaks and assessing their significance.", "positive": "Peak Area Range (in channels): 100 - 4096", "negative": "Sample Identification: L1-010-107-FSGS-003-SS"}
{"query": "What are the maximum water surface elevations during tropical storm conditions?", "positive": "PMH surge maximum water surface elevation occurs at 41.1 ft NAVD, considering the metrics provided in the calculations.", "negative": "Calculations are performed using more significant figures than shown in the Table, and the result is rounded to tenths of a ft. If intermediate results were rounded prior to addition the result would not be correct."}
{"query": "What are equipment control procedures in a nuclear plant?", "positive": "These procedures provide instructions for releasing plant equipment or systems for maintenance, testing, or inspection; they establish the shift supervisor as the responsible authority for issuing and releasing clearances for equipment to be taken out of service within his assigned unit.", "negative": "These procedures ensure that a comprehensive exchange of information takes place between the oncoming and offgoing shift personnel so that the oncoming shift is aware of critical plant status information and system availability prior to assuming duty."}
{"query": "metal matrix composites in nuclear storage", "positive": "Metal matrix composites (MMCs), as described in Chapter 10 of the SAR, are limited to 0.5% open porosity, as determined by qualification testing.", "negative": "Each lift of a MAGNASTOR\u00ae TSC, transfer cask, or overpack must be made in accordance with the heavy loads requirements and procedures of the licensed facility at which the lift is made."}
{"query": "The NRC mandates that any piping component designated as Class 1 must comply with rigorous safety standards to ensure its integrity under operating conditions.", "positive": "Piping (Class 1)                              | Pressure Boundary                              |", "negative": "The effectiveness of the reactor coolant pumps is critical for maintaining operational efficiency and safety standards."}
{"query": "pellet to clad gap", "positive": "A radial gap is provided between the fuel pellet and cladding to allow for pellet growth due to thermal expansion and irradiation swelling. This will prevent excessive cladding strain that can be caused by a pellet-clad interaction.", "negative": "The primary purpose of the pellet to clad gap between the UO\u2082 fuel pellet and Zircaloy cladding is to accommodate differential axial expansion of the fuel pellet and the cladding."}
{"query": "What is the capacity of steam generator safety valves?", "positive": "The steam generator safety valve capacity is sized to remove the steam flow at the engineered safety features rating (105 percent of steam flow at rated power) from the steam generator, without exceeding 110 percent of the steam system design pressure.", "negative": "A loss-of-external-load event results in a nuclear steam supply system transient that is bounded by the turbine trip event analyzed in subsection 15.2.3."}
{"query": "What is the significance of power histories in the safety analyses of fuel rods?", "positive": "Within thermal-mechanical analysis of LWR fuel, the power history of the rod being modeled has the largest impact on the results of concern from a safety perspective.", "negative": "The specific thermal-mechanical analyses that should be performed are listed below."}
{"query": "What are the total observations for wind direction E-NE?", "positive": "**Total No. Observations:** 71", "negative": "**Total** | 8  | 6     | 14  | 21  | 68 | 117   |        |        |"}
{"query": "The evaluation of safety systems is an essential part of the licensing process.", "positive": "A comprehensive assessment of the digital modernization at Turkey Point Units 3 and 4 was conducted to ensure compliance with current safety standards and regulations.", "negative": "The project involved extensive community outreach efforts to inform local residents about the planned upgrades and changes."}
{"query": "What is a Nuclide Minimum Detectable Activity (MDA)?", "positive": "The Nuclide MDA (Minimum Detectable Activity) is a measure used to determine the lowest activity level of a nuclide that can be reliably distinguished from background noise during radiological measurements.", "negative": "The peak size for energy measurements recorded during the analysis can vary based on the properties of the detected radiation."}
{"query": "What is the demographic profile of the population in the Oconee region?", "positive": "Total Population: 78,607 (Oconee County), 131,404 (Pickens County), Region of Influence: 210,011.", "negative": "The table shows percentages of population changes in both counties over multiple decades, reflecting growth trends."}
{"query": "nuclear criticality safety", "positive": "Nuclear criticality safety is the prevention of an uncontrolled nuclear chain reaction in materials capable of sustaining such reactions, which includes ensuring that sufficient spacing is maintained between fissile materials.", "negative": "Effluent Control and Environmental Protection involves managing the release of radioactive materials into the environment to comply with regulatory requirements."}
{"query": "The NRC evaluates potential environmental impacts of license renewals for nuclear facilities.", "positive": "The Generic Environmental Impact Statement for License Renewal of Nuclear Plants provides a comprehensive assessment of the potential environmental impacts associated with license renewal for the differing types of nuclear plants.", "negative": "Each of these supplements is intended to inform the public and assist the NRC in its decision-making process."}
{"query": "The distribution of gross activity levels is presented in the histogram format, illustrating the frequency of occurrences across various upper end values.", "positive": "The histogram shows the frequency of gross activity measurements in disintegrations per minute per 100 cubic centimeters (DPM/100CM\u00b3).", "negative": "The report includes various figures and tables that summarize the operational history of the reactor and its compliance with safety protocols."}
{"query": "Containment Pressure failure response", "positive": "Containment Pressure Channel II has failed high and it has been removed from service in accordance with the applicable procedure.", "negative": "Unit 2 is at 100% Reactor Power."}
{"query": "The NRC ensured that the program for Unit 2 incorporated findings from Unit 1 to prevent issues during operation.", "positive": "In addition, the chosen tests were selected to encompass the physics test goals listed in the NRC Branch Technical Position DOR-1, *Guidance for Reload Submittals, Draft - Spring, 1978*.", "negative": "The following information is HISTORICAL and is not intended or expected to be updated for the life of the plant."}
{"query": "What are the fuel performance criteria defined under 50.46a?", "positive": "Fuel performance criteria. Must have NRC-approved limits that: i. Address cladding degradation phenomena ii. Maintain fuel coolability iii. Avoid explosive concentration of combustible gas iv. Ensure long-term cooling", "negative": "Evaluate applicability of the TBS to the licensee\u2019s facility."}
{"query": "In areas where work with nuclear material occurs, significant contamination levels require immediate assessment through smear tests to evaluate removable alpha contamination.", "positive": "If the total alpha survey indicates total contamination greater than 1,000 dpm/100 cm\u00b2, a smear survey will be performed to determine the removable contamination.", "negative": "Routine surveys in the CCP and satellite facilities will consist of both a visual inspection for obvious signs of contamination and instrument surveys to determine total alpha contamination."}
{"query": "Part 53 rulemaking process", "positive": "The Nuclear Energy Institute (NEI) and its members appreciate the Nuclear Regulatory Commission\u2019s (NRC) efforts to establish a technology-inclusive, risk-informed, and performance-based regulatory framework for advanced reactors, commonly referred to as the Part 53 rulemaking.", "negative": "While there is still much work ahead to achieve a technology-inclusive, risk-informed and performance-based Part 53 rule that is transformational and meets the needs of future new reactor designers, owners and operators, we believe that the NRC\u2019s approach is headed in the right direction."}
{"query": "audit activities in nuclear licensing", "positive": "The audit period will begin approximately 2 weeks from the date of this audit plan and will last through November 10, 2022.", "negative": "The NRC\u2019s licensing project manager will inform the licensee of the entrance and exit meeting dates when they are established."}
{"query": "The NRC evaluates the integrity of materials used in safety-related systems to ensure compliance with regulations.", "positive": "NCSG SG team internal debate", "negative": "Public stakeholder"}
{"query": "What are the regulations for radioactive waste management in nuclear facilities?", "positive": "IP 84101: Radioactive Waste Management", "negative": "- **IMC 0350**: Oversight of Reactor Facilities in a Shutdown Condition Due to Significant Performance and/or Operational Concerns"}
{"query": "The inspectors assessed the quality of the biennial requalification written examinations for licensed operators.", "positive": "An inspection was performed to assess the effectiveness of the facility licensee in implementing requalification requirements identified in 10 CFR Part 55, \"Operators\u2019 Licenses.\" Each of the following inspection activities was conducted in accordance with IP 71111.11, \"Licensed Operator Requalification Program and Licensed Operator Performance.\"", "negative": "The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas:"}
{"query": "What are the requirements for withholding information under 10 CFR 2.390?", "positive": "The information sought to be withheld from public disclosure is owned and has been held in confidence by the University.", "negative": "The information is being transmitted to the Commission in confidence and, under the provisions of 10 CFR 2.390; it is to be received in confidence by the Commission."}
{"query": "What does MDC mean in the context of nuclear analytical methods?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The client sample ID is vital for tracking the analytical results through the testing process."}
{"query": "What is the purpose of condenser inspections in nuclear plants?", "positive": "The secondary side water chemistry program inital will include a comprehensive inspection program of the condenser and will be developed to ensure condenser integrity.", "negative": "Sampling points are identified in table 9.3.2-3 (grab sample points and process instrumentation) and table 9.3.2-4 (grab sample points). These sample points include hotwells, condensate storage tank, condensate, feedwater, auxiliary feedwater system, steam generator blowdown, reheat steam, and heater drains."}
{"query": "What materials are used in the Sampling and Water Quality System?", "positive": "The materials of construction for the Sampling and Water Quality System components are:\n- Cast Austenitic Stainless Steel\n- Copper Alloy\n- Copper Alloy (>15% Zn or >8% Al)\n- Glass\n- Gray Cast Iron, Ductile Iron\n- High-Strength Steel\n- Nickel Alloy\n- Polymeric\n- Stainless Steel\n- Steel", "negative": "The following aging management programs manage the aging effects for the Station Drainage System components:\n- Bolting Integrity (B.2.1.10)\n- One-Time Inspection (B.2.1.20)\n- Selective Leaching (B.2.1.21)\n- External Surfaces Monitoring of Mechanical Components (B.2.1.23)\n- Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24)"}
{"query": "lead blanket shielding storage boxes", "positive": "New section to describe lead blanket shielding storage boxes, explain why they are not designated Seismic Category I, and provide references to drawings that depict storage box locations.", "negative": "Eliminated seismic qualification requirements for the Containment Gaseous and Particulate Radiation Monitoring System."}
{"query": "geologic and seismologic environment in nuclear licensing", "positive": "Geological and seismological considerations in licensing actions are principally matters concerning safety. These are summarized in the applicant's Preliminary Safety Analysis Report, and will be fully evaluated in the course of the staff's safety evaluation.", "negative": "This type of investigation would be more appropriate for a regional or state governmental body."}
{"query": "What are the important input parameters in a bounding analysis for nuclear safety?", "positive": "Bounding (Worst Case) Direction for Important Input Parameters includes key parameters such as ZOI Debris Quantities, Unqualified and ADQ Epoxy Coatings Debris Quantity, and Containment Pressure.", "negative": "The Table 6-1 provides an overview of Bounding (Worst Case) Direction for various inputs, which don't involve qualitative assessments."}
{"query": "PZR PORV Block valves", "positive": "The Unit 1 Unit Supervisor directs you to locally close the U-1 PZR PORV Block valves per 1BOA PRI-5, step 15.", "negative": "The timeclock starts when the candidate acknowledges the initiating cue."}
{"query": "The NRC mandates specific preparations for the differential pressure test conducted on components like charging pumps.", "positive": "INSTALL differential pressure (dp) test gauge (0 to 500 in. WC minimum range) across 1-FE-62-257 as follows:", "negative": "LOCATE and IDENTIFY the following components (EL 692 Pipe Chase, approx 7 ft above floor):"}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) is the smallest quantity of a nuclide that can be detected with a specific level of confidence in a given sample.", "negative": "The energy levels of different nuclides are measured in keV, which helps in identifying their respective characteristics and applications."}
{"query": "NE Inspection Letter definition", "positive": "A Letter issued to the licensee, to document a clear inspection or an inspection resulting in Severity Level IV and/or Level V violations that are neither willful nor repetitive and that were corrected while the inspector was present or the licensee committed to correct the violations within 30 days.", "negative": "Attachment 3.05-1 - M:\\rad_hlt\\RadMat\\RAM Procedure Manual\\Current"}
{"query": "The NRC mandates that specific valves must be closed to ensure safety during operations.", "positive": "Ensure closed the following valves: MSIVs 29AOV-80(A-D), MSIVs 29AOV-86(A-D), MAIN STM DRN 29MOV-74, 77, 78 and 79, MAIN STM DRN VLV 29MOV-101(A-D), RFPT A and B HP STOP VLV HP SVA-1 and SVB-1, TSV-(1-4), TO PCV 96MOV-S1, PCV BYP 96MOV-S2, and 29MST-105 (SJAE MST supply 29PCV-107 outlet isol valve) (remote operated from East Electric Bay).", "negative": "Candidate closes and/or observes green light on and red light off at the following locations: MSIVs 29AOV-80(A-D) at 09-3 and 09-4, MSIVs 29AOV-86(A-D) at 09-3 and 09-4, MAIN STM DRN 29MOV-74, 77, 78 and 79 at 09-3 and 09-4 (77 requires closing) and MAIN STM DRN VLV 29MOV-101(A-D) at 09-7."}
{"query": "The quantification of human errors in post-initiator scenarios involves using different methodologies based on action types.", "positive": "The execution part of the post-initiator HEP is quantified using THERP.", "negative": "In general, for procedure-directed actions, the cognitive part of the post-initiator HEP is quantified using the Cause Based Decision Tree Methodology (CBDTM)."}
{"query": "The evaluation of upper shelf energy is critical to assess the material properties of reactor vessels.", "positive": "Evaluation of Upper Shelf Energy for McGuire Unit 2 Reactor Vessel Materials at 54 EFYP discusses the unirradiated USE and projected USE decrease for different materials used in the reactor vessel.", "negative": "The table provides detailed information about the weight percentage of copper in various materials."}
{"query": "The operator may place rod control in automatic mode at the request of the Control Room Supervisor.", "positive": "Rod control can be placed in Auto at this time if the CRS directs.", "negative": "After the above steps are complete Maintenance support is needed to complete the rest of the procedure for tripping bistables."}
{"query": "FIVs and FRVs in reactor safety", "positive": "The operability of the FIVs, FRVs, FRBVs, and SGFP turbine steam stop valves ensures that the valves will be capable of performing their intended safety function.", "negative": "Technical Variation: Salem LCO 3.7.13, \"Main FIVs, Main FRVs, FRBVs, and SGFP Turbine Steam Stop Valves,\" is commensurate to ISTS 3.7.3, with the addition of the SGFP Turbine Steam Stop Valves being within scope of the LCO."}
{"query": "Process Sampling and Radiation Monitoring System", "positive": "The Process Sampling and Radiation Monitoring (PRM) System is a normally operating system that is in scope for license renewal. The PRM System includes the high radiation sampling system, turbine building sampling system, reactor building sampling system, off gas filter building air particulate sample system, primary containment particulate sample system, turbine building and radwaste air particulate sample system, feedwater particulate sampling system, and the process and effluent radiation monitoring system. Those portions of the PRM System that do not perform an intended function are not in the scope of license renewal.", "negative": "The reactor building ventilation system Geiger-Mueller monitoring system supports this function."}
{"query": "The NRC mandates that licensees assess the critical heat flux for safety during reactor operations.", "positive": "The COBRA-FLX code provides a critical heat flux correlation that is used to ensure safe thermal hydraulic performance in nuclear reactors.", "negative": "The table includes experimental conditions for various grid tests conducted using the COBRA-FLX simulation method, detailing factors like coolant temperature and pressure."}
{"query": "What are technical specifications for nuclear reactors?", "positive": "In addition, T.S. information \"below the line\" is NOT required to be memorized (question concepts must have \"a direct, important relationship to the ability to perform the job\"). (ES-4.2, C.1)", "negative": "Is passing through 0 inches (and, therefore, getting the Group III isolation) a guarantee on any/all reactor scrams from 100% power?"}
{"query": "What is involved in the fire protection program for nuclear plants?", "positive": "The inspectors evaluated the implementation of the fire protection program by conducting a walkdown and performing a review to verify program compliance, equipment functionality, material condition, and operational readiness of the following fire areas:", "negative": "The inspectors observed and evaluated licensed operator performance in the Unit 2 control room during down power for a rod pattern adjustment on December 19, 2024."}
{"query": "How can the control rod drive system be restored after an alarm indicates low suction pressure?", "positive": "Swap suction filters and restart the 1A CRD pump per QCOA 0300-01, CONTROL ROD DRIVE PUMP FAILURE.", "negative": "Unit 2 is in MODE 4 during an outage with Buses 23 and 24 de-energized."}
{"query": "What does dry weight basis mean in sample analysis?", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "There are no exceptions, anomalies or deviations from the specified methods."}
{"query": "What are the technical considerations for the application of commercial standards in nuclear reactors?", "positive": "The NRC perspectives on the 2023 ASME Section III Division 5 Endorsement and Technical Considerations for application of Commercial Standards.", "negative": "Closing remarks will conclude the meeting and no further discussions will take place."}
{"query": "government operating costs", "positive": "The analyst should perform three steps for estimating the other government operating costs: 1. Determine the activities that other governments should perform after the proposed action is implemented. 2. Estimate government staff labor, contractor support, and any special equipment and material required. 3. Estimate the costs of the required resources, discount (usually over the remaining lifetimes of the affected facilities) to yield present value, and then sum.", "negative": "A major effort beyond the standard analysis would proceed along the lines described above; however, a more detailed and complete accounting would be expected. The analyst could ask the responsible government agencies to provide available information."}
{"query": "The NRC mandates that an evaluation of the auxiliary feedwater system must address its aging management implications.", "positive": "The Auxiliary Feedwater System is critical for ensuring the plant's safety by providing backup cooling and must undergo rigorous aging management evaluations.", "negative": "The insulation around piping components is significant for maintaining overall system efficiency and preventing energy loss."}
{"query": "The ability to forecast the effects of unexpected activations on the Engineered Safety Features Actuation System is crucial.", "positive": "The applicant is required to predict the impacts on the ESFAS of an inadvertent Safety Injection, and use procedures to mitigate the consequences.", "negative": "I am not familiar with the specifications for reactor coolant systems during normal operations."}
{"query": "reactivity management plans", "positive": "Review the current controlling Reactivity Management Plans (N/A for AUOs)", "negative": "Unit 1 EEOS Risk Matrix is Green. Grid is Qualified."}
{"query": "The NRC performs audits to better grasp submitted material, enhancing the efficiency of their review process.", "positive": "The amendments request the use of new criticality safety analysis (CSA) methodology for performing criticality safety evaluations for fuel in the spent fuel pool.", "negative": "While they are an optional tool, they have been found to greatly reduce the number of requests for additional information and total number of hours necessary in performing the review and are generally seen by both the NRC staff and the licensee as a large efficiency gain."}
{"query": "The electrical signals monitored in the plant are crucial for assessing component health and system performance.", "positive": "The values recorded for electrical readings are essential indicators of system performance and stability in the reactor.", "negative": "The NRC must ensure that licensees adhere to strict environmental regulations to protect public health and safety."}
{"query": "Nuclear power plants must adhere to strict regulations regarding the operation of their safety systems.", "positive": "The regulatory framework governing nuclear facilities is designed to ensure that safety-related systems function as intended under all operational conditions.", "negative": "A reactor's power output is a crucial factor in its operational efficiency, influencing both economic viability and environmental impact."}
{"query": "The NRC mandates that all licensees conduct safety assessments to demonstrate compliance with regulatory standards.", "positive": "Nuclear reactors must undergo rigorous licensing processes to ensure they meet safety and operational standards as set forth by the regulatory authority.", "negative": "The computer system requires regular updates to maintain security and functionality."}
{"query": "We need to ensure that all evaluations are properly documented and submitted for review.", "positive": "It looks like we are missing an evaluation on [missing text].", "negative": "Bruce will take care of these early next week."}
{"query": "decommissioning funding plan", "positive": "Subpart 72.30, \"Financial assurance and recordkeeping for decommissioning,\" requires that each holder of, or applicant for, a license under this part must submit for NRC review and approval a decommissioning funding plan that contains information on how reasonable assurance will be provided that funds will be available to decommission the Independent Spent Fuel Storage Installation (ISFSI).", "negative": "The operating licenses for the two SSES units are currently set to expire on July 17, 2042 and March 23, 2044, respectively."}
{"query": "wind speed distribution", "positive": "Monthly and Annual Joint Frequency Distributions of Wind Speed and Direction by Atmospheric Stability Class", "negative": "The stability class is defined based on the vertical temperature gradient in the atmosphere, which affects the dispersal of pollutants."}
{"query": "The MNGP's service water system is essential for maintaining cooling across various components in the plant.", "positive": "The plant service water system supplies cooling water for the plant main generator, reactor and turbine building air conditioning units, turbine lube oil coolers, reactor building dosed cooling water system heat exchangers, various plant motor-generator sets, reactor feedwater system pumps, and the condensate pump motor bearings.", "negative": "Low river flow rates are more critical than high flow rates when considering temperature impacts."}
{"query": "IEEE Std 603 safety system requirements", "positive": "IEEE Std 603-1991 Clause 6.3.1 states: Where a single credible event, including all direct and consequential results of that event, can cause a non-safety system action that results in a condition requiring protective action and can concurrently prevent the protective action in those sense and command feature channels designated to provide principal protection against the condition, one of the following requirements shall be met:", "negative": "The operator or maintenance technician can call up the CRC/System Load Display (Section 3.2.12.2) to view the software CRC identification for each PM646A."}
{"query": "What are the acceptance criteria for cathodic protection in nuclear facilities?", "positive": "Revise DCPP cathodic protection procedure to specify that for steel components, where the acceptance criteria for the effectiveness of the cathodic protection is other than -850 mV instant off, loss of material rates will be measured per the recommendations in LR-ISG-2015-01, Appendix B, Section 6.m.", "negative": "PG&E evaluates industry OE items for applicability per the OE Programs and takes appropriate corrective actions."}
{"query": "I-131 dose measurements", "positive": "The table displays dose measurements of I-131 in Curies over various time intervals, illustrating both control room levels and unsprayed dump levels.", "negative": "The Cumulative Dose Summary shows the hourly readings for EAB, LP2, and the Control Room for specified times, tracking radiation exposure without specific reference to I-131."}
{"query": "radioactive material license transfer requirements", "positive": "At the time of transfer of a radioactive material license authorizing possession of radioactive material with a half-life of greater than 120 days, in an unsealed form, transferred or assigned in accordance with He-P 4030.15 to a new licensee, transfer the following records to the new licensee and the new licensee will be responsible for maintaining these records until the license is terminated, the following:", "negative": "Ensure that all pertinent information, including stamps, initials, and signatures, are included on all required records, including letters, drawings, specifications;"}
{"query": "What are the isotopes related to nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "The NRC evaluates various systems that contribute to plant operations, such as the Fire Protection System and its importance for safety.", "positive": "The following systems are addressed in this section: Cranes and Fuel Handling System (Section 2.3.3.1), Spent Fuel Pool Cooling System (Section 2.3.3.2), Saltwater and Chlorination System (Section 2.3.3.3), Component Cooling Water System (Section 2.3.3.4), Makeup Water System (Section 2.3.3.5), Nuclear Steam Supply Sampling System (Section 2.3.3.6), Compressed Air System (Section 2.3.3.7), Chemical and Volume Control System (Section 2.3.3.8), Miscellaneous HVAC System (Section 2.3.3.9), Control Room HVAC System (Section 2.3.3.10), Auxiliary Building HVAC System (Section 2.3.3.11), Fire Protection System (Section 2.3.3.12), Diesel Generator Fuel Oil System (Section 2.3.3.13), Diesel Generator System (Section 2.3.3.14), Lubricating Oil System (Section 2.3.3.15), Gaseous Radwaste System (Section 2.3.3.16), Liquid Radwaste System (Section 2.3.3.17), Extraction Steam and Heater Drip System (Section 2.3.3.18), Radiation Monitoring System (Section 2.3.3.19), Sanitary Sewage System (Section 2.3.3.20), Secondary Sampling System (Section 2.3.3.21), Service Cooling Water System (Section 2.3.3.22), Solid Radwaste System (Section 2.3.3.23), Turbine Generator Associated Systems (Section 2.3.3.24), Oily Water and Turbine Sump (Section 2.3.3.25).", "negative": "The component types include Valve Body, which serves multiple functions such as Leakage Boundary (Spatial), Pressure Boundary, Structural Integrity (Attached), and Structural Support."}
{"query": "What is a nuclide in the context of nuclear safety?", "positive": "A nuclide is a distinct nuclear species defined by its number of protons and neutrons, with specific energy levels and decay properties that are crucial for evaluating safety and regulatory compliance in nuclear operations.", "negative": "Errors quoted at 2.000sigma"}
{"query": "requirements for reporting nuclear plant events", "positive": "1. **\u00a750.73(a)(2)(i)(A)** - The completion of any nuclear plant shutdown required by the plant's Technical Specifications.", "negative": "Any natural phenomenon or other external condition that posed an actual threat to the safety of the nuclear power plant or significantly hampered site personnel in the performance of duties necessary for the safe operation of the nuclear power plant."}
{"query": "equipment qualification in nuclear licensing", "positive": "Applicants using the RadICS platform are obligated to verify that the requirements of the application are bounded by the established qualification envelope.", "negative": "Addressed in PSAI 7.4 and satisfied by: Licensing Technical Report"}
{"query": "nuclide activity measurements", "positive": "The activity of each nuclide is expressed in picocuries per gram (pCi/grams), providing a clear indication of the radioactive decay rate for that nuclide, which is essential for assessing safety and compliance.", "negative": "The report includes a comprehensive summary of the regulatory framework governing the licensing process for new nuclear reactors, detailing the steps required for submittals and evaluations."}
{"query": "What is the significance of 10 CFR 50.54 in nuclear emergency planning?", "positive": "Title 10 CFR 50.54(q)(3) states, that the licensee may make changes to its emergency plan without NRC approval only if the licensee performs and retains an analysis demonstrating that changes do not reduce the effectiveness of the plan.", "negative": "Enforcement: The ROP\u2019s significance determination process does not specifically consider the regulatory process impact in its assessment of licensee performance. Therefore, it is necessary to address this violation which impedes the NRC\u2019s ability to regulate using traditional enforcement to adequately deter non-compliance."}
{"query": "What is the role of the PHOENIX-P/ANC Nuclear Design System in reactor core qualification?", "positive": "Qualification of the PHOENIX-P/ANC Nuclear Design System for Pressurized Water Reactor Cores, dated June 1988 (ADAMS Accession No. ML2015M337)", "negative": "Fuel Rod Bow Evaluation, dated July 1979 (ADAMS Accession No. ML19208D506 and ML20079K315)"}
{"query": "What is wind pressure distribution in reactor buildings?", "positive": "Wind pressure distribution on the reactor building is critical for evaluating the safety and structural integrity of the facility under wind loading conditions.", "negative": "Elevation markers indicate specific heights at which pressure calculations are made, with EL. 750' and EL. 740' being two such measures used in the analysis."}
{"query": "reactor coolant pump startup procedures", "positive": "Figure 15-80 illustrates the startup of an inactive reactor coolant pump at an incorrect temperature, showing the detailed pressure readings over time during the procedure.", "negative": "The reactor pressure vessel is a crucial component in maintaining the reactor's safety and efficiency, as it contains the reactor core and provides a barrier against radiation."}
{"query": "What is the Minimum Detectable Activity (MDA) for nuclides?", "positive": "Nuclide MDA (pCi/grams) is the minimum activity of a nuclide that can be detected in a sample, expressed in picocuries per gram.", "negative": "Errors quoted at 2.00sigma"}
{"query": "nuclear licensing exemption", "positive": "The exemption request evaluation for the nuclear facility outlines the specific criteria under which exemptions may be granted by the NRC, including detailed assessments of safety and operational impacts.", "negative": "The license number DPR-72 indicates the regulatory status of a specific facility, but does not provide any information about the exemption request process."}
{"query": "What is the procedure for starting the Unit 1 Diesel Generator Cooling Water Pump?", "positive": "Dispatches EO to start U1 Diesel Generator Cooling Water Pump.", "negative": "Acknowledges and reports annunciators 901-3 H-2, AREA HI TEMP STEAM LEAK DETECTION."}
{"query": "Review the measures taken to manage the risks associated with heavy equipment in nuclear facilities.", "positive": "In accordance with recommendations provided in NUREG-0612, Section 5.1, review how the licensee addressed the potential for accidental dropping of the steam generator inside the reactor containment building.", "negative": "The American Society of Mechanical Engineers (ASME) B30.2 outlines safety standards for overhead and gantry cranes."}
{"query": "wind speed measurement in nuclear regulations", "positive": "WIND SPEED       | [B] MILES/HR: 22.4", "negative": "RECOMMENDED ACTIONS | [A] NONE"}
{"query": "The NRC's Maintenance Rule outlines evaluations that must be conducted to assess the effects of operational changes on system performance.", "positive": "The existing Maintenance Rule (MR) monitoring programs under 10 CFR 50.65(a)(1) and (a)(2) provide for evaluation and disposition of unavailability impacts which may be incurred from implementation of the RICT Program.", "negative": "Plant modifications to reduce risk impact of future planned maintenance configurations."}
{"query": "LPCI Coupling inspection process", "positive": "Fermi does not have a LPCI Coupling.", "negative": "Bolts 1-24 (of 48). No indication of cracking or damage."}
{"query": "Relative Percent Difference in radiochemistry analysis", "positive": "The Relative Percent Difference (RPD) obtained from the sample duplicate (DUP) is evaluated against the acceptance criteria when the sample is greater than five times (5X) the current required detection limit (RL). In cases where either the sample or duplicate value is less than 5X the RL, a control limit of +/- the RL is used to evaluate the DUP result.", "negative": "For PS, PSD, and SDILT results, the values listed are the measured amounts, not final concentrations."}
{"query": "plenum gas temperature", "positive": "The plenum gas temperature in GALILEO is calculated using a simple equation given below.", "negative": "Audit calculations were performed by the NRC staff using FRAPCON, and the plenum gas temperature was found to be the same or higher (more conservative) in GALILEO than in FRAPCON."}
{"query": "What are the reasons behind the NRC's policy against allowing other operators to observe an operating test?", "positive": "The bases for this policy include the desire to minimize undue stress on the operators (or applicants) that are being evaluated and the need to minimize crowding in the simulator (for the examinees, NRC examiners, facility evaluators, operations and training representatives, and simulator operators that have to be there).", "negative": "There are instances where the crew being examined may want another operator to observe."}
{"query": "What is the function of thermal regeneration demineralizers in a Reactor Coolant System?", "positive": "The function of the thermal regeneration demineralizers is to store the total amount of boron that must be removed from the Reactor Coolant System to accomplish the required dilution during a load cycle in order to compensate for xenon buildup resulting from a decreased power level.", "negative": "The letdown reheat heat exchanger is used only during boron release operations and it is then used to heat the process stream."}
{"query": "National Inventory of Dams in nuclear assessments", "positive": "The USACE maintains the National Inventory of Dams (NID), which provides characteristics for each dam (location, height, and volume).", "negative": "Sunny day project failures are postulated to occur due to non-hydrologic and non-seismic causes as required by Reference 19."}
{"query": "Browns Ferry Nuclear Plant inspection results", "positive": "The Browns Ferry Nuclear Plant was subject to an inspection from October 1, 2024, to December 31, 2024, by resident inspectors and senior operations engineers.", "negative": "The inspection reports were submitted to the agency for review and approval in accordance with standard operational procedures."}
{"query": "The boron concentration limits for nuclear fuel assemblies are critical for maintaining the safety of the reactor.", "positive": "Specified soluble boron concentrations are independent of whether an assembly contains a nonfuel insert.", "negative": "Amendment No. 12, Revision No. 1 was issued to update the licensing parameters required for reactor operation."}
{"query": "What regulations govern the procedures for performing maintenance on safety-related equipment in nuclear facilities?", "positive": "Regulatory Guide 1.33, Appendix A, Section 9, \u2018Procedures for Performing Maintenance,\u2019 specifically addresses the need to have appropriate procedures for preventive maintenance that can affect the performance of safety-related equipment.", "negative": "The inspectors concluded that the failure to replace or trip test MCCBs in accordance with PMCR 83591 constituted a performance deficiency that warranted further evaluation."}
{"query": "The results of the analysis conducted on the samples provided to the laboratory on the specified date are encapsulated in this report.", "positive": "All analyses were performed according to ACZ\u2019s Quality Assurance Plan. The enclosed results relate only to the samples received under L88961.", "negative": "ACZ retains analytical raw data reports for ten years."}
{"query": "The analysis of groundwater samples can reveal essential information about dissolved metals concentrations.", "positive": "Molybdenum, dissolved was analyzed using EPA Method 200.8, resulting in a concentration of 0.0634 mg/L in the sampled groundwater.", "negative": "The sample was collected on 11/12/24 and received for analysis on 11/15/24, indicating a standard procedure for handling laboratory samples."}
{"query": "What does the TDEC define as a man-made or natural watercourse?", "positive": "TDEC defines a WWC as \u201cman-made or natural watercourses, including natural watercourses that have been modified by channelization: that flow only in direct response to precipitation runoff in their immediate locality; whose channels are at all times above the ground water table; that are not suitable for drinking water supplies; and in which hydrological and biological analyses indicate that, under normal weather conditions, due to naturally occurring ephemeral or low flow there is not sufficient water to support fish, or multiple populations of obligate lotic aquatic organisms whose life cycle includes an aquatic phase of at least two months [TDEC Rule 0400-40-03-.05(9)].\u201d", "negative": "NWI features mapped within the 3-mi. (4.8-km) vicinity include lacustrine, riverine, palustrine scrub-shrub, palustrine forested, and open water wetlands as summarized in Table 3.4.4-1 (USFWS, 2022)."}
{"query": "equivalent boron content", "positive": "ASTM D7219-19 provides that high purity nuclear graphite for a gas-cooled reactor to contain an equivalent boron content (EBC) equal to or less than 2 ppm as a purity specification.", "negative": "The number of specimens per data set is determined by the sample cutting plan and the need to support a Weibull analysis."}
{"query": "nuclear reactor safety systems", "positive": "Nuclear reactor safety systems are designed to prevent or mitigate the consequences of accidents, ensuring the health and safety of the public and the environment.", "negative": "The outreach strategy involved engaging various stakeholders to gather their inputs and concerns regarding the proposed project."}
{"query": "Class 103 license for reactors", "positive": "EN expects that each Xe-100 unit will have its own Class 103 license issued through review of a common application.", "negative": "The submitted FSAR will be amended periodically during the construction phase and NRC staff review in response to design changes and NRC requests."}
{"query": "The Inservice Testing Program for the Braidwood Nuclear Power Station is critical for ensuring the reliability of systems important to safety and operations.", "positive": "The Inservice Testing Program for Braidwood Nuclear Power Station is designed to ensure that safety-related systems perform their intended functions during their operational life.", "negative": "Commercial service dates for Unit 1 and Unit 2 are essential for maintaining regulatory compliance and operational readiness."}
{"query": "The RFPC System aids in controlling the pH levels of the recirculation fluid to ensure proper absorption of fission products during a DBA.", "positive": "The Recirculation Fluid pH Control System (RFPC) is a subsystem of the Containment Spray System that assists in reducing the iodine fission product inventory in the containment atmosphere resulting from a Design Basis Accident (DBA).", "negative": "The containment spray system functions to cool and maintain pressure within the containment structure, particularly during emergency scenarios."}
{"query": "What are the criteria for bounding PWR fuel assembly loading?", "positive": "Assembly characteristics represent cold, unirradiated, nominal configurations.", "negative": "The maximum active length of the BW15H2 assembly is 0.4988 inches."}
{"query": "What is the significance of PMF in dam safety evaluations?", "positive": "The reassessment of the PMF involved evaluation of three candidate flood events: 1. March 7,980-square-mile 2. March 21,400-square-mile 3. March 12,030-square-mile", "negative": "The reassessment addressed the effects of these dam safety modifications on maximum flood levels at WBN and on warning time available for safe plant shutdown."}
{"query": "What is the Dakota-Glen Canyon aquifer system?", "positive": "The Dakota-Glen Canyon aquifer system comprises four permeable zones including, in descending order, the Dakota Sandstone aquifer, the Morrison Formation aquifer, the Entrada Sandstone aquifer, and the Glen Canyon Sandstone aquifer.", "negative": "The Uinta-Animas aquifer within the San Juan Structural Basin comprises the San Jose, Animas, and Nacimiento formations and the Ojo Alamo Sandstone."}
{"query": "What is an IGM Grid in the context of nuclear reactor design?", "positive": "The IGM Grid is a critical component in the mechanical design of nuclear reactors, serving to support and stabilize fuel assemblies within the reactor core.", "negative": "The licensing process for nuclear facilities involves several stages, including preliminary consultations and submission of safety-related documents to regulatory authorities."}
{"query": "What is the holding time in nuclear sample analysis?", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "The report contains a detailed list of identified radioactive substances and their characteristics.", "positive": "| Nuclide Name | Id     | Confidence | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------------|--------|------------|---------------|-----------|----------------------|----------------------|\n| K-40          | 0.98   |            | 1460.75       | 10.67     | 7.75E+00             | 1.03E+00             |", "negative": "Errors quoted at 2.00 sigma."}
{"query": "What are the environmental impacts of the Browns Ferry Nuclear Plant license renewal?", "positive": "Table 8.1-1 summarizes environmental impacts of the Proposed Action (SLR) and the reasonable alternatives, for comparison purposes based on the 10 topical environmental resource areas identified in the Generic Environmental Impact Statement (GEIS) (NRC 2013) but consistent with the topical organization of Chapter 4 of this document.", "negative": "TVA concludes the environmental impacts of the continued operation of BFN, providing approximately 3,900 megawatts electric (MWe) of base-load power generation through 2056, would be smaller overall than impacts associated with any of the other reasonable alternatives analyzed."}
{"query": "The abrupt changes in temperature caused by thermal effluent can lead to adverse conditions such as cold shock for aquatic organisms.", "positive": "Cold shock can occur when organisms acclimated to the elevated temperatures of a thermal plume are abruptly exposed to temperature decreases when thermal effluent stops.", "negative": "Stimulation of nuisance organisms has been satisfactorily mitigated at the single nuclear power plant with a once-through cooling system where it was previously a problem."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) is a comprehensive document that describes the design and performance analysis of a nuclear facility, demonstrating that the facility will operate safely and in compliance with regulatory requirements.", "negative": "The cooling system of a reactor is designed to maintain the core temperature within safe limits during normal operation."}
{"query": "What are the RCRA metals and their implications in nuclear safety?", "positive": "RCRA Metals include arsenic, mercury, barium, selenium, cadmium, silver, chromium, and lead, which are of high importance in regulatory compliance and environmental safety.", "negative": "Chain of custody involves documenting the collection, transfer, and analysis of samples to ensure their integrity throughout the testing process."}
{"query": "The structures monitoring program evaluates the impact of aging effects on concrete components in nuclear facilities.", "positive": "Increase in porosity and permeability; loss of strength due to leaching of calcium hydroxide and carbonation", "negative": "The material used for construction needs to withstand various environmental conditions."}
{"query": "What is the role of the U.S. Nuclear Regulatory Commission in nuclear licensing?", "positive": "The U.S. Nuclear Regulatory Commission is responsible for ensuring the safe use of radioactive materials for beneficial civilian purposes while protecting people and the environment.", "negative": "The Order of the Secretary states that the Time to File has been extended for certain submissions but does not affect other ongoing adjudications."}
{"query": "ESW pump 46P-2B operation", "positive": "The CRS has directed you to supply cooling water to EDGs A and C from ESW pump 46P-2B per OP-22 Section G.21.", "negative": "The candidate determines where to obtain a controlled copy of OP-22."}
{"query": "What is the role of unqualified coatings in reactor safety assessment?", "positive": "The unqualified coatings on the reactor vessel head above the permanent cavity seal ring were assumed not to become debris for the postulated breaks.", "negative": "The generated quantities of the unqualified coatings are shown in Table 3.h.5-2."}
{"query": "Americium-241 measurement in nuclear analysis", "positive": "Americium-241                    | U         | 0.00232 | +/-0.02422       | 0.0505| 0.400| pCi/g   |      |      | MSX2        | 08/01/19 | 0937  | 1898435 | 1      |", "negative": "Rad Gas Flow Proportional Counter|           |         |                  |       |      |         |      |      |              |       |        |        |"}
{"query": "What are the redundancy requirements for emergency core cooling systems?", "positive": "Redundancy of Flow Paths and Components for Long-Term Emergency Core Cooling is vital to ensure that if one system fails, another can take over and maintain core cooling.", "negative": "In the event of a loss of coolant accident, proper procedures must be followed to stabilize the reactor and prevent core damage."}
{"query": "What are the zirconium-steam reaction correlations used in NRC safety models?", "positive": "The 2011 IAEA report does opine that the two zirconium-steam reaction correlations\u2014the Baker-Just and Cathcart-Pawel correlations\u2014that computer safety models use for NRC\u2019s legally-binding simulations of LOCAs are reliable for intact fuel cladding.", "negative": "For example, at one location on the central fuel bundle (at the 42-inch elevation) when cladding temperatures had reached just below 2200\u00b0F, the fuel cladding heat up rate had increased to approximately 21.4\u00b0F per second; at the same location, between approximately 2200\u00b0F and 2780\u00b0F, the average heat up rate was approximately 36.3\u00b0F per second."}
{"query": "The keylock switch 1-1RBCB10 must be turned to the CLOSE position to ensure safety.", "positive": "Inserts key and rotates keylock switch 1-1RBCA10 counterclockwise to CLOSE.", "negative": "CRITICAL STEP: The secondary coolant system operates to manage the reactor temperature effectively."}
{"query": "Loss of Auxiliary Air response procedures", "positive": "Control Room operators are responding to a Loss of Auxiliary Air using 0-AOI-10, Loss of Control Air, Section 3.2, Loss of Auxiliary Air, due to an unisolable air header rupture.", "negative": "Ensure you indicate to me when you understand your assigned task. To indicate that you have completed your assigned task, return the cue sheet I provided you."}
{"query": "The NRC mandates that personnel involved in nuclear operations must undergo appropriate training and certification to ensure compliance.", "positive": "NDT Level II, certified 12/13/2021, expires 11/22/2024, Vision exam expires 10/19/2024 (current for project reviewed).", "negative": "The checklist includes names of personnel along with their job titles and completed training status."}
{"query": "What is the flow rate measured in lbm/sec for Break Path No. 1?", "positive": "The flow rate for Break Path No. 1 is measured in lbm/sec, which is a unit that denotes the mass flow rate of a substance in pounds mass per second.", "negative": "The values listed in the table show various energy measures in Btu/sec, which represent the amount of energy transferred or converted per second."}
{"query": "What are the seven cost elements of the decommissioning estimate?", "positive": "There are seven cost elements of the decommissioning estimated in relation to the fixed price services contract.", "negative": "The appropriations for FY2025 will be included in the CY2024 report."}
{"query": "Co-60 contamination levels", "positive": "- **Contamination, less than:** .0002 Microcuries", "negative": "- **Device Type:** SPEC 300"}
{"query": "The NRC mandates that licensees must conduct an assessment of possible emergency conditions and their respective impact zones.", "positive": "The NRC requires licensees to analyze emergency zones to ensure adequate planning for potential incidents.", "negative": "The system's architecture is designed to address Common Cause Failures (CCF) and enhance the overall safety mechanisms in place."}
{"query": "ISU is expected to provide key materials and justifications for the License Amendment Request (LAR) during the audit process.", "positive": "ISU should be prepared to provide documents, calculations, and other material, as applicable, supporting the analyses and justifications for the LAR, and the SAR and any procedures supporting the LAR.", "negative": "The NRC staff performing this audit will be: Xiaosong Yin (Project Manager, and Technical Reviewer), Duane Hardesty (Senior Project Manager, and Technical Reviewer), Joshua Borromeo (Branch Chief)."}
{"query": "The NRC collects and evaluates information on groundwater levels and well performance.", "positive": "The total monthly groundwater extraction from the wells amounted to 4.2117, showing varied usage patterns across the months.", "negative": "The data was collected over a year to assess the impact on local ecosystems."}
{"query": "FCS Open Land Area definition", "positive": "The FCS Open Land Area SUs are specific units that denote regions maintained in a natural state to protect ecological integrity while allowing controlled activities.", "negative": "The report also details various measures taken to ensure the safety of operational personnel during maintenance procedures."}
{"query": "What temperatures are associated with core reflood initiation during a loss-of-coolant accident?", "positive": "Depending on the plant design, core reflood starts at cladding temperatures of between 1300\u00b0F (or less) and 1600\u00b0F; these are significantly lower than in FLECHT Run 9573 and at flooding rates substantially above the 1.1 inch/second of this test.", "negative": "In PRM-50-93, Petitioner discusses the NRU reactor thermal-hydraulic experiments on several pages (pages 14-20, 24, 73-74, 75) and Appendix D lists data from the 28 tests conducted in Thermal-Hydraulic Experiment 1, yet NEI has not commented on the NRU reactor thermal-hydraulic experiments in NEI\u2019s comments."}
{"query": "annual summary of ambient conditions", "positive": "Table 3-5: Annual Summary of Dry Bulb Temperature, Relative Humidity, Wind Speed and Precipitation from Tower for 2019 provides a detailed overview of environmental conditions including temperature, humidity, and precipitation over the year.", "negative": "The integration of TRISO fuel into the reactor design presents several advantages, including enhanced safety, greater efficiency, and reduced waste generation."}
{"query": "The samples in this SDG were analyzed on a 'dry weight' basis.", "positive": "The samples in this SDG were analyzed on an 'as received' basis.", "negative": "All sample data provided in this report meet the acceptance criteria specified in the analytical methods and procedures for initial calibration, continuing calibration, instrument controls and process controls where applicable."}
{"query": "What does nuclear licensing involve in regulatory processes?", "positive": "Nuclear licensing is a regulatory process that involves obtaining permission from the Nuclear Regulatory Commission (NRC) to operate a nuclear facility, ensuring compliance with safety standards and regulations.", "negative": "The use of high-quality fuel sources is essential for maintaining optimal reactor performance and efficiency."}
{"query": "What is the Minimum Detectable Concentration (MDC) in nuclear safety assessments?", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The Project involves several phases, including land clearing, soil remediation, and final site grading."}
{"query": "What is fuel fragmentation in nuclear reactors?", "positive": "Fuel fragmentation, relocation, and dispersal can occur during a loss of coolant accident (LOCA) and must be assessed for fuel performance and safety evaluation.", "negative": "The latest advancements in digital instrumentation have improved monitoring capabilities across various reactor components and systems."}
{"query": "Loss of All AC power", "positive": "Unit 1 has experienced a Loss of All AC power.", "negative": "At 1000 DC Bus 112 125V Batteries have a suspected ground with a discharge rate as shown on the meter:"}
{"query": "Minimum Detectable Activity in nuclear analysis", "positive": "MDA: Minimum Detectable Activity is the smallest amount of radioactivity that can be reliably detected by the measurement system.", "negative": "The Certificate of Analysis provides a comprehensive overview of the sample parameters and the associated qualities."}
{"query": "environmental monitoring for radioactive materials", "positive": "Environmental Monitoring & Air Sampling for Radioactive Labs is crucial in ensuring safety and compliance with regulatory standards.", "negative": "The course on Medical Uses of Radiation focuses on the applications and safety measures in medical settings."}
{"query": "What is the significance of common cause failure (CCF) in software development processes for nuclear regulatory compliance?", "positive": "This document focuses on systematic failures due to a latent defect in software, and an approach to providing reasonable assurance through a quality software development process that the common cause systematic failure of an application is adequately addressed.", "negative": "General Comment on Section 5 titled, 'NRC Regulatory Framework Versus Implementation Level Activities to Address Software CCF'."}
{"query": "What is the significance of CETCs in determining core cooling conditions?", "positive": "The first block of 1BST-2, CORE COOLING, checks if CETCs are less than or greater than 1200\u00b0F. If greater than 1200\u00b0F then an inadequate core cooling condition has been reached.", "negative": "Screening for SRO-only linked to 10CFR55.43(b)(5) (Assessment and selection of procedures): assessing plant conditions and then selecting a procedure or section of a procedure to mitigate, recover, or with which to proceed."}
{"query": "The NRC mandates specific procedures for ensuring the functionality of safety systems like the HPCI throughout various operational scenarios.", "positive": "Emergency core cooling systems, such as the High Pressure Coolant Injection (HPCI), are critical safety systems required for maintaining reactor safety during abnormal operation.", "negative": "In the scenario setup, the operator must verify the control switches for the 1C RFP are in PTL, as indicated by the hang INFO cards."}
{"query": "What are the stages in the design and implementation of nuclear reactor systems?", "positive": "The design and implementation of nuclear reactor systems typically encompass several key stages, including conceptual design, detailed design, licensing, construction, and operational phases.", "negative": "Safety analysis reports are crucial for understanding the operational limits and performance measures of a reactor under varying conditions."}
{"query": "The NRC reviews the packing fraction of materials used in reactor cores, such as B\u2084C.", "positive": "Therefore in the evaluation of the reactivity of the B\u2084C ball system, each ball is modeled as one of 38.5 mm in diameter filled with B\u2084C with 92% of theoretical density.", "negative": "All blue - Volume = 32,269 mm\u00b3 - B\u2084C (92% TD) volume = 29,880 mm\u00b3 - HT9 volume = 2389 mm\u00b3."}
{"query": "steam generator tube inspection requirements", "positive": "A report shall be submitted within 180 days after the initial entry into MODE 4 following completion of an inspection performed in accordance with Specification 5.5.9, \u201cSteam Generator (SG) Program.\u201d", "negative": "The safety committee reviewed the annual report and made recommendations for the upcoming inspections."}
{"query": "What is the significance of Cs-137 in soil data analysis?", "positive": "The percentage of the total of Cs-137 to the other ROCs went up in both cases when compared to the Cs-137 value in Table 41 of RS-TD-31319-001, Revision 5 of 0.829.", "negative": "The data set was also examined to verify that the IC dose was insignificant when compared to the five main ROCs."}
{"query": "What is the purpose of liquid scintillation analysis in nuclear measurement?", "positive": "Rad Liquid Scintillation Analysis is performed to measure the activity of radioactive isotopes in liquid samples, providing critical data for safety assessments and regulatory compliance.", "negative": "The Project is focused on the restoration of the LACBWR site, which includes various technical challenges that need to be addressed prior to the final cleanup."}
{"query": "ASME Code requirements for nuclear safety", "positive": "Adherence to and reconciliation of ASME Code requirements: The ASME Code does not specifically address control of machining operations or establish special requirements in this area. It is intended, however, that the manufacturer performing machining operate under a controlled fabrication system which complies with the requirements of ASME, NCA-4000. Non-code machine shops should operate under a system which meets the requirements of 10 CFR 50 Appendix B, 'Quality Assurance Criteria for Nuclear Power Plants and Fuel Reprocessing Plants,' for their scope of activities.", "negative": "The inspection should focus on the impact of load handling activities on reactor core and spent fuel and its cooling and plant support systems for the reactor unit and common systems for the other operating unit(s) at the site."}
{"query": "mitigation measures for ecological impacts", "positive": "Mitigation of potential vegetation impacts will consist of avoidance of juniper and pinyon pines and temporary and permanent revegetation of disturbed areas.", "negative": "Given these factors and the limited use of the project areas by most vertebrate species of concern, impacts to those species are expected to be minimal."}
{"query": "What is the significance of action levels in radiation monitoring?", "positive": "The action level is the threshold for radiation measurements that indicates a need for further investigation and possible corrective actions.", "negative": "The facility operates several containment structures designed to prevent the release of radioactive materials into the environment."}
{"query": "EOF Emergency Director staffing requirements", "positive": "The proposed emergency plan does not assign an EOF Emergency Director minimum staff ERO position at the Site Area Emergency classification level for the Command and Control function.", "negative": "The ERO Key Function Analysis compares and evaluates the current emergency plan on-shift and minimum staff ERO positions against those in the proposed emergency plan and in NUREG-0654 R2 guidance."}
{"query": "What is the significance of energy levels in nuclear spectroscopy?", "positive": "Energy levels indicate the specific points at which nucleons can exist in an atom, allowing for analysis of emitted radiation during nuclear reactions.", "negative": "Ambient background measurements are essential for accurate data interpretation in various experimental setups."}
{"query": "The document details revised proposals for using specific code cases to address piping materials.", "positive": "Revised Proposed Alternative to Utilize Code Cases N-878 and N-880 for Carbon Steel Piping", "negative": "If you have any questions, please contact Tom Loomis (610) 765-5510."}
{"query": "What is the significance of NUREG-2191 in aging management programs?", "positive": "Consistent with component, material, environment, aging effect and aging management program listed for NUREG-2191 line item. AMP is consistent with NUREG-2191 AMP.", "negative": "Plant-specific aging management programs often address unique conditions and requirements that may not be covered by generic guidelines."}
{"query": "nuclear licensing and regulatory filings", "positive": "Nuclear licensing is the process by which a facility must receive approval from the regulatory authority to operate, including assessments of safety and compliance with environmental standards.", "negative": "The primary objective of the operation phase is to maintain efficiency and reliability across all systems, ensuring economic viability and continued service to customers."}
{"query": "What are the differences between design success criteria and PRA success criteria?", "positive": "Differences in success criteria typically arise due to the requirement in the PRA standard to make PRAs realistic rather than bounding, whereas design basis criteria are necessarily conservative and bounding.", "negative": "Examples of calculated RICT are provided in Table E1-2 for each individual condition to which the RICT applies (assuming no other SSCs modeled in the PRA are unavailable)."}
{"query": "What is Control Bank Worth in nuclear operations?", "positive": "To determine Control Rod Worth, the candidate may use BCB Unit 2 Figure 2(c) or interpolated from BCB Unit 2 Table 1-7, for 6350.7 EFPH, page 3 of 5 to obtain the (-)116.3 pcm value.", "negative": "The NRC requires compliance with the annual report submission deadlines to ensure timely regulatory oversight."}
{"query": "What are the requirements for testing and inspections of carbon filters in nuclear facilities?", "positive": "The manufacturer was required to verify by appropriate tests the following: a. Carbon filter capabilities for removal of molecular iodine - 131 and methyl iodide b. Carbon filter iodine collection capability c. Carbon filter cell leak-tightness integrity d. Carbon filter flow resistance.", "negative": "Analysis has shown that if both outside air intake locations are closed, assuming a 1/32\" crack around all duct openings, cable openings, and door openings due to aging of the sealant, a 1/8\" waterage pressure differential would cause a 950 CFM leak rate."}
{"query": "laceration observations in nuclear safety reports", "positive": "A close-up view of the laceration observed to the caudal peduncle (01/29/2025).", "negative": "A left, dorsolateral view of the head showing the characteristic elongated rostrum (01/29/2025)."}
{"query": "The analysis must ensure that the core's thermal and hydraulic properties are accounted for following a steam pipe failure.", "positive": "The analysis of the steam pipe rupture has been performed to determine: A. The core heat flux and RCS temperature and pressure resulting from the cooldown following the steam line break. The LOFTRAN code has been used.", "negative": "To verify the conservatism of this method, the reactivity as well as the power distribution was checked for the limiting conditions of the cases analyzed."}
{"query": "The NRC evaluated the effects of license renewal on local ecosystems and determined the overall impact would be minimal.", "positive": "After reviewing the site-specific environmental issues in this EIS and conducting an impacts determination consistent with Commission direction in CLI-22-02 and CLI-22-03, the NRC staff concluded that issuing subsequent renewed licenses for the Oconee Station would have SMALL environmental impacts.", "negative": "In Chapter 3 of this EIS, the NRC considered the following alternatives to renewing the Oconee Station operating licenses: - no-action - new nuclear (advanced light-water reactor and a small modular reactor) - natural gas-fired combined-cycle - combination \u2013 small modular reactor, solar photovoltaic, offshore wind, and demand-side management."}
{"query": "What is the relationship between nuclear power plants and socioeconomic impacts?", "positive": "Socioeconomic impact analyses of resources (e.g., housing) affected by changes in regional population are based on employment trends at nuclear power plants.", "negative": "As a result, a site-specific evaluation of applicable Category 1 issues is required to be included in SLR ERs."}
{"query": "What is the function of the heat exchanger components in a nuclear reactor?", "positive": "Heat exchanger components are intended for heat transfer and are typically made of stainless steel, operating in treated water at temperatures exceeding 60\u00b0C (approximately 140\u00b0F).", "negative": "Reactor coolant pressure boundary components are crucial for maintaining the integrity of the reactor pressure boundary and are designed to handle the reactor coolant environment."}
{"query": "What is ECCS leakage and its impact on dose calculation in nuclear safety analyses?", "positive": "The ECCS leakage path RADTRAD file using Westinghouse fuel was rerun, for Revision 8, using the correct model reducing the dose from the Rev7 value of 1.43 rem to 0.33 rem.", "negative": "The dose results from the GAIA source term are more limiting than Westinghouse fuel."}
{"query": "If the battery cells are not operating at the required voltage, what is the implication for Unit 2?", "positive": "Grounds have been detected in a few cells of the 2A 125 VDC Battery, and 3 connected battery cells have a Float Voltage of 0 Volts.", "negative": "Unit 2 is currently operating at full power and has no issues with reactor performance."}
{"query": "Time Critical Operator Action in nuclear safety", "positive": "According to the FSAR, with the single failure of the TDAFW considered, it is assumed that 390 gpm total AFW flow will be delivered to two of the intact SGs at 1 minute after the trip and an additional 195 gpm of AFW flow will be delivered to the third intact SG at 10 minutes after the trip. The AFW flow initiated at 1 minute after the trip is delivered from the MDAFWP that is aligned to two intact SGs. All flow from the other MDAFWP aligned to both the third intact SG and the faulted SG is initially assumed to spill out the break. Subsequently, a time critical operator action (TCOA) is taken within 10 minutes to isolate the faulted SG and direct AFW flow from this MDAFWP to the third intact SG.", "negative": "A main feedwater line break occurs on Unit 1."}
{"query": "What are the scoping criteria for mechanical systems in SLR analysis?", "positive": "Each of these systems and structures were evaluated against the scoping criteria in 10 CFR 54.4(a)(1), (a)(2), and (a)(3), to determine if the system or structure performs or supports a safety-related intended function, if system or structure failure could prevent the satisfactory accomplishment of a safety-related function, or if the system or structure performs functions that demonstrate compliance with the requirement of one of the SLR regulated events.", "negative": "For the purposes of system level scoping, a bounding approach is used for plant electrical and instrumentation and control (I&C) systems."}
{"query": "ASME Section XI examination requirements", "positive": "All nondestructive examinations of the required examination surface or volume shall be conducted to the maximum extent practical. When performing VT-1, surface, radiographic, or ultrasonic examination on a component with defined surface or volume, essentially 100% of the required...", "negative": "Approval is requested by April 13, 2021 to support completion of preservice inspection activities for Unit 3."}
{"query": "downcomer boiling effects", "positive": "Downcomer boiling phenomena in a conventional pressurized water reactor has an important effect on the transient behavior of a postulated large-break LOCA..., because it can degrade the hydraulic head of the coolant in the downcomer and consequently affect the reflood flow rate for a core cooling and finally result in a failure of the nuclear fuel rods.", "negative": "It is significant that reflood rates could be affected by downcomer boiling and refl0od downcomer bypass."}
{"query": "What is the significance of Ra-226 and Ra-228 in nuclear safety monitoring?", "positive": "**Ra-226+228 ACL = 3,167 pCi/L**", "negative": "Precision bar values may exceed the scale."}
{"query": "What is a Voluntary Party certification in relation to environmental applications?", "positive": "Other than being an owner or operator of the Site, it is not a \u201cliable party\u201d of the Site, as defined by Tennessee Code Annotated section 68-212-202(a)(4)(B-E);", "negative": "It is financially viable to meet the obligations of a Brownfield Voluntary Agreement (BVA)."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a thorough review of safety and environmental assessments to ensure compliance with regulatory standards before a reactor can operate.", "negative": "The final report is critical for ensuring that all previous findings are documented correctly and submitted to the appropriate regulatory bodies."}
{"query": "What are the key subsurface units discussed in the NRC audit submittal?", "positive": "Specifically, revised PSAR Figure 2.5-3 shows approximately 20 ft of clay fill underlain by a thin lens of alluvial clay that thickens towards the center of the profile and a thick layer of residuum clay to the northwest (B) section of the profile that thins towards the center.", "negative": "Additional audit team members may be added as needed."}
{"query": "The NRC conducts regular evaluations to ensure compliance with safety regulations at nuclear facilities.", "positive": "The 2515 Light-Water Reactor Inspection Program is designed to assess the operational safety and regulatory compliance of light-water reactors during their operational phase.", "negative": "Nuclear plants often undergo extensive environmental reviews to evaluate their effects on local ecosystems."}
{"query": "uranium fuel cycle", "positive": "The uranium fuel cycle encompasses all stages of uranium production, from mining and milling to fuel fabrication, reactor operation, and ultimately the disposal of spent fuel.", "negative": "The section on socioeconomics analyzes the potential impacts of the Monticello Nuclear Generating Plant on local economies and job markets."}
{"query": "Thyroid TEDE calculation", "positive": "- Whole Body: \n    - Thyroid TEDE\n    - Delta dose (rem): 5.1638E-02  3.7068E-00  2.8569E-01\n    - Accumulated dose (rem): 5.5412E+00  4.3564E+00  3.1547E-01", "negative": "- Natural deposition - Powers' Model, Compartment 1\n  - Deposition Lambda (1 / Hours)\n    - Noble Elemental Organic Aerosol\n      - 1.0000E+00  2.0000E+00  6.0000E+00"}
{"query": "What is the purpose of Eddy Current Examination in steam generator inspections?", "positive": "The inspectors verified that the licensee is monitoring the steam generator tube integrity appropriately through a review of the following examinations: Eddy Current Examination.", "negative": "The inspectors observed and evaluated licensed operator performance in the control room during reactor shutdown for the refueling outage on November 1, 2024."}
{"query": "What is the significance of nuclide confidence index in nuclear reporting?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Energy Tolerance: 1.000 keV"}
{"query": "licensing and regulatory requests for nuclear plants", "positive": "the U.S. Nuclear Regulatory Commission (NRC) notified your office that it is conducting an environmental review for a series of licensing and regulatory requests submitted by Holtec Decommissioning International, LLC (HDI) that, if approved, would collectively support reauthorizing power operations at the Palisades Nuclear Plant", "negative": "To keep consulting parties informed and in accordance with the NRC\u2019s Principles of Good Regulation, the NRC and DOE LPO staff have performed a series of outreach activities including conducting virtual Tribal information meetings and site visits."}
{"query": "The NRC conducts evaluations of detected contaminants to assess compliance with safety standards.", "positive": "Lead 210, a radioactive isotope, was analyzed using the EICHROM OTW01 method in various sample types to establish its concentration and compliance with regulatory limits.", "negative": "ACZ Laboratories, Inc. is located in Steamboat Springs, Colorado, and offers a range of analytical services."}
{"query": "What is the primary containment isolation instrumentation for nuclear reactors?", "positive": "**LCO 3.3.6.1** The primary containment isolation instrumentation for each Function in Table 3.3.6.1-1 shall be OPERABLE.", "negative": "Separate Condition entry is allowed for each channel."}
{"query": "National Ambient Air Quality Standards compliance", "positive": "Compliance with the National Ambient Air Quality Standards (NAQS) is indicated by Y (Yes) and N (No).", "negative": "Measured Concentrations of Particulate Matter with NAQS and Comparison"}
{"query": "What is the average enrichment requirement for PWR fuel assemblies?", "positive": "Initial Assembly Avg. Enrichment wt % 235U (E) - 1.3 \u2264 E < 1.5", "negative": "The NRC requires that the safety systems of a nuclear power reactor must be designed to monitor various operational parameters."}
{"query": "analytical method for sample analysis", "positive": "Sample Analysis Requested: Analytical method requested (e.g. 25069, 608/8770/4) and number of containers provided for each code (e.g. 25069 - 30, 608/8770/4 - 1).", "negative": "For Lab Receiving Use Only: - Custody Seal Intact? [ ] Yes [X] No - Cooler Temp: ______ \u00b0C - Sample Collection Time Zone: - [ ] Eastern - [ ] Pacific - [X] Central - [ ] Mountain - [ ] Other: __________"}
{"query": "Risk Informed Completion Time", "positive": "This program provides controls to calculate a Risk Informed Completion Time (RICT) and must be implemented in accordance with NEI 06-09-A, Revision 0, \u201cRisk-Managed Technical Specifications (RMTS) Guidelines.\u201d", "negative": "The PRA models used to calculate a RICT shall be maintained and upgraded in accordance with the processes endorsed in the regulatory positions of Regulatory Guide 1.200, Revision 3, \"Acceptability of Probabilistic Risk Assessment Results for Risk-Informed Activities.\""}
{"query": "What are the nuclear qualifications for a pressure transmitter?", "positive": "Qualified per: IEEE Std 323\u2122-1974/1983/2003 IEEE Std 344\u2122-1975/1987/2004", "negative": "The device measures the pressure and temperature effectively within a wide range of operating conditions."}
{"query": "What are RISC-2 SSCs in nuclear regulatory context?", "positive": "RISC-2 SSCs are identified and receive additional review and consideration given their risk significance.", "negative": "For one plant, ventilation supporting equipment needed to support beyond design basis functions so additional analysis was performed to validate equipment would not be challenged."}
{"query": "In order to maintain compliance with safety regulations, operational assessments are conducted to evaluate the safety margins of the plant's components.", "positive": "The Integrated Inspection Report for Fermi Power Plant, Unit 2 includes evaluations of safety systems to ensure that they meet the required regulatory standards during operations.", "negative": "The distribution list for the report contains various stakeholders, including NRC staff and other involved parties."}
{"query": "What are the key competencies required for operators at nuclear power plants?", "positive": "The competencies required for operators at nuclear power plants include interpreting and diagnosing events and conditions, complying with and using procedures, and demonstrating supervisory ability among others.", "negative": "The North Anna Power Station is a crucial facility located in Virginia, operating under specific regulations to ensure safety and compliance."}
{"query": "What is the Auxiliary Feedwater Pump reported action upon high stator temperature?", "positive": "Identifies Stator temperature high (~ 350\u00b0F); notes rapid temperature rise (PPC).", "negative": "Observes PK09-17, Motor Driven Aux FW PP alarming, and informs the Shift Foreman."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves multiple steps including the submission of safety and environmental reviews by the applicant, comprehensive assessments by regulatory bodies, and public comment periods to ensure adherence to safety standards.", "negative": "The cooling system is designed to maintain the reactor temperature within specified limits while the plant is operational, ensuring efficient energy production."}
{"query": "What is the COBRA-FLX model used for in nuclear safety analysis?", "positive": "COBRA-FLX is a thermal-hydraulic code used in the nuclear industry to predict critical heat flux (CHF) conditions in reactor coolant systems.", "negative": "The analysis of the reactor\u2019s behavior during various operational scenarios is crucial for ensuring operational efficiency and effectiveness."}
{"query": "What is the purpose of the LCO 3.3.1 Conditions in a nuclear regulatory filing?", "positive": "LCO 3.3.1 Conditions A, W, and X entered.", "negative": "Loop 3 Tc RTD fails High. Requires entry into 1-AOI-2, Malfunction of Reactor Control System, Section 3.2, Instrument Failure."}
{"query": "The NRC assesses the reliability of the safety measures implemented in the reactors.", "positive": "The numerical data presented in this table reflects various parameters analyzed during structural evaluation of the tendons.", "negative": "The total sum of measurements indicates a significant variance in structural integrity across different test scenarios."}
{"query": "Measurements of groundwater levels indicate fluctuations over time, reflecting changes in environmental conditions.", "positive": "Water Level Below Land Surface (ft) values are recorded on various dates, indicating the depth of water in relation to the ground surface.", "negative": "The NRC uses various methods to ensure the safety and reliability of nuclear reactors during operation."}
{"query": "The system utilizes boundary and initial conditions from the test apparatus to ensure accurate modeling.", "positive": "The model is fed with boundary conditions and initial conditions from [1\ud835\udc4f\ud835\udc50 as input conditions.", "negative": "The equipment was calibrated to ensure that it meets performance specifications for reliability and efficiency."}
{"query": "maximum rate of water withdrawal", "positive": "| Claiborne  | 325                 | 0.17                     | Claiborne| Municipal         | 31.5747  | 905901    |", "negative": "| Southern Cotton Oil Co. |                              |                               |          |                   |          |           |"}
{"query": "high radiation area controls", "positive": "\u2666 RP-AA-463, High Radiation Area Key Controls", "negative": "**SYSTEM:** Generic Administrative \u2013 Radiation Control"}
{"query": "cladding corrosion limits", "positive": "The cladding limits on corrosion thickness and hydrogen content are proposed in Section 3.1.1 for each of the cladding materials included in GALILEO application methodology.", "negative": "Parameter uncertainty values in Table 5-9, a [ ] factor is used to calculate the one-sided 95th percentile values."}
{"query": "The term used to describe the comprehensive document that details safety analysis is the Updated Final Safety Analysis Report.", "positive": "UFSAR | Updated Final Safety Analysis Report", "negative": "All other product and corporate names used in this document may be trademarks or registered trademarks of other companies, and are used only for explanation and to the owners\u2019 benefit, without intent to infringe."}
{"query": "environmental impacts of severe accidents", "positive": "As relevant here, in the 2013 GEIS the NRC reached a generic determination that the environmental impacts of severe accidents would be \u201cnot significant,\u201d or \u201csmall.\u201d", "negative": "The Staff performed a site-specific analysis of severe accident mitigation design alternatives (SAMDA) in a NEPA document for North Anna at the renewed operating license."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process includes a comprehensive evaluation of the reactor design, safety systems, and operational procedures to ensure compliance with regulatory standards set by the Nuclear Regulatory Commission (NRC).", "negative": "The thermal performance of the reactor is crucial for maintaining optimal operational efficiency and ensuring that fuel is utilized effectively throughout the reactor core."}
{"query": "expected dose calculation for accessing hatch", "positive": "Applicant determines the following: EXPECTED DOSE to open hatch to access 1-FCV-63-72 (8 minutes/60 minutes/hour) x 4 rem/hr = 533 mrem. Step is critical to calculate expected dose.", "negative": "The nuclear power plant's emergency preparedness program includes regular drills and training exercises to ensure staff readiness."}
{"query": "Individuals seeking to maintain their certification as radiographers must submit renewal applications to the appropriate agency, detailed in section E.39a.", "positive": "Applications for examination to renew a certification ID card shall be filed in accordance with E.39a.", "negative": "All reciprocal recognition of licenses and registrations by the Agency will be granted in accordance with Part C of these regulations."}
{"query": "How do we include load and residual stresses in our calculations?", "positive": "We assume due to residual stresses, plus load stresses, that one and a half times the yield strain is what we need.", "negative": "In fact, that calculation would follow a curve like this and, if I come down here, I can get a value of delta or delta Y which is correct, according to this finite element analysis."}
{"query": "What is the role of the Reactor Engineer in the NAPS Emergency Plan?", "positive": "The current NAPS Emergency Plan maintains the Revision 18 requirement for the Reactor Engineer position augmented at 60 minutes from an Alert or higher classification. The Reactor Engineer is responsible for supporting the technical team in the TSC in analyzing reactor physics, hydraulic, and thermodynamic problems and development of solutions.", "negative": "Revision 18 of the NAPS Emergency Plan identified maintenance activities as being performed by personnel available on a 16-hour per day, 7-day per week basis, with coverage during remaining hours being provided as an ancillary duty of other on-shift personnel."}
{"query": "nuclide activity measurement", "positive": "The table provides the weighted mean activity of various nuclides, expressed in picocuries per gram (pCi/grams), along with their confidence levels and uncertainty measures.", "negative": "The interference corrected report lists various confidence levels but does not detail how these affect safety evaluations or regulatory compliance."}
{"query": "The geological materials identified in the boring logs include variations of sand and clay.", "positive": "SAND (SW): gray, medium to coarse grained, trace mica, well graded, saturated", "negative": "Boring terminated at 315 ft (Recessed)"}
{"query": "What is the significance of the RCS/SG pressure mismatch alarm during plant operations?", "positive": "PK06-06, RCS/SG PRESSURE MISMATCH alarms and clears several times in a minute and is now in alarm.", "negative": "In accordance with OP1.DC10, Conduct of Operations, what action should be taken by the Shift Foreman?"}
{"query": "aging management programs for reactor systems", "positive": "The following aging management programs manage the aging effects for the Reactor Recirculation System components: - ASME Section XI Inservice Inspection, Subsections IWB, IWC, and IWD (B.2.1.1) - Water Chemistry (B.2.1.2) - BWR Stress Corrosion Cracking (B.2.1.5) - Thermal Aging Embrittlement of Cast Austenitic Stainless Steel (CASS) (B.2.1.8) - Flow-Accelerated Corrosion (B.2.1.9) - Bolting Integrity (B.2.1.8) - Open-Cycle Cooling Water System (B.2.1.11) - Closed Treated Water Systems (B.2.1.12) - One-Time Inspection (B.2.1.20) - Selective Leaching (B.2.1.21) - ASME Code Class 1 Small-Bore Piping (B.2.1.22) - External Surfaces Monitoring of Mechanical Components (B.2.1.23) - Lubricating Oil Analysis (B.2.1.25)", "negative": "The materials of construction for the Fuel Assemblies components are: - Not Applicable (Fuel Assemblies are short-lived components)"}
{"query": "isotope activity unit", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| 1 CS137              | 100                  | mCi              |", "negative": "Manufacturer name: THERMO MEASURETECH"}
{"query": "What is the intended function of a Spray Nozzle in fire protection systems?", "positive": "Spray Nozzle\tSpray\tCopper Alloy (>15% Zinc)\tAtmosphere/Weather (Ext)\tLoss of Material\tFire Water System (B.2.3.15)", "negative": "RCP Oil Collection Reservoir\tPressure Boundary\tCarbon Steel (Galvanized)\tPlant Indoor Air (Ext)\tNone\tNone"}
{"query": "nuclear regulatory licensing process", "positive": "The licensing process for nuclear reactors involves a series of safety evaluations conducted by the NRC to ensure compliance with regulatory requirements before a reactor can begin operations.", "negative": "The NRC holds regular public meetings to discuss various topics related to nuclear safety and regulation, providing a platform for stakeholder engagement and input."}
{"query": "The NRC is assessing various methods for monitoring cable conditions over time.", "positive": "Evaluate the effectiveness of commonly used cable condition monitoring methods", "negative": "Completion of the LOCA Testing and final report will be by December 2021"}
{"query": "The operational guidelines stipulate that the 125-Vdc electrical power distribution must ensure independence and redundancy to maintain safety during potential failures.", "positive": "Condition C represents one Class 1E DC electrical power subsystem and associated ESF equipment with a loss of ability to completely respond to an event, and a potential loss of ability to remain energized during normal operation.", "negative": "If one of the required DC electrical power subsystems is inoperable for reasons other than Condition A or B (e.g., inoperable battery charger and associated inoperable battery), the remaining DC electrical power subsystems have the capacity to support a safe shutdown and to mitigate an accident condition."}
{"query": "What actions can reduce thermal stratification in a reactor?", "positive": "Which of the following actions will reduce thermal stratification without the possibility of exceeding RPV metal heat-up rate limits?", "negative": "Unit 1 was in Mode 3 with the RHR Loop A of Shutdown Cooling (SDC) in service and ONLY the 1B Reactor Recirc pump running when the following occurred:"}
{"query": "The security controls in conjunction with Zero Trust Architecture ensure that no unauthorized access is granted to sensitive systems.", "positive": "All controls should be incorporated into a part of the Zero Trust Reference Architecture, and no access control policy in the policy store should conflict with the controls implemented by the CSP.", "negative": "Table 1 maps the security controls identified in section 2.2 to applicable ZTA components identified in section 2.1."}
{"query": "What is the significance of 125V DC Vital Battery Bd III in a nuclear facility?", "positive": "Loss of 125V DC Vital Battery Bd III can significantly impact the availability of major equipment necessary for safe reactor operation.", "negative": "Generator Aux. Panel 2-L-39 is important for controlling various auxiliary functions within the nuclear facility."}
{"query": "Licensees must provide detailed assessments of their reactor safety systems to comply with NRC regulations.", "positive": "The licensee's request for amendment included evaluations demonstrating that the systems will perform their intended safety functions under design basis conditions.", "negative": "The maintenance schedule for the reactor includes inspections and routine check-ups to ensure proper functioning of all systems."}
{"query": "What is the preventive maintenance deferral process in nuclear regulation?", "positive": "Preventive Maintenance Deferral Process refers to the method of identifying and managing risk-significant components and systems, ranked by risk worth; if the list uses system designators, provide a list of the associated equipment/system names.", "negative": "Electronic copies of the Updated Final Safety Analysis Report (or equivalent), technical specifications, and technical specification bases are crucial for understanding plant safety and operational parameters."}
{"query": "The NRC outlines the calculations necessary to determine the Probable Maximum Flood (PMF) for specific drainage basins.", "positive": "The PMF in rivers and streams adjoining SQN is determined by applying the PMP to the drainage basin of these rivers and streams adjoining SQN.", "negative": "Results of the PMF analysis for the two candidate storms, the 21,400 sq.-mi. storm and the 7,980 sq.-mi. Bulls Gap centered storm, are presented in Table 9.2-1."}
{"query": "The saturation margin is critical to maintaining system safety under lowered pressure conditions.", "positive": "The saturation margin will be decreased to approximately 20\u00b0F.", "negative": "The list of Station Drawings below is provided for information only."}
{"query": "What is Uranium Dioxide?", "positive": "| UO2     | Uranium Dioxide                        |", "negative": "M5 is a registered trademark of Framatome Inc. or its affiliates, in the USA or other countries."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity of a nuclide is calculated by considering the activity of the nuclide per gram, allowing for a more accurate representation when comparing different isotopes.", "negative": "The uncertainty in measurement can often arise from various factors, including the calibration of instruments and environmental conditions during data collection."}
{"query": "The NRC provides criteria to evaluate design attributes that mitigate common cause failure in digital safety systems.", "positive": "The BTP provides guidance for evaluating any diversity and defense-in-depth means credited to address vulnerabilities to CCF caused by latent defects in system hardware, software or software-based logic, as well as, the effects of any unmitigated CCF outcomes on plant safety.", "negative": "This BTP is not applicable to proposed modifications performed under the change process in 10 CFR 50.59, \"Changes, tests and experiments.\" Review criteria for single random failures and cascading failures from shared resources (i.e., not due to latent design defects in DI&C Structures, Systems and Components (SSCs)) are not covered in this BTP."}
{"query": "What is the significance of scale in safety analysis reports for nuclear sites?", "positive": "The scale of the topographic map is crucial as it provides a reference for distances and dimensions which are essential for safety analysis and regulatory compliance at the Clinch River Nuclear Site.", "negative": "The topographic map includes details about various elevations and landmarks that are vital for environmental assessments."}
{"query": "What is the Minimum Detectable Concentration in nuclear analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The project requires various sampling methods to ensure accurate analysis."}
{"query": "The surface derived concentration guideline levels (DCGLs) were established to ensure safety in areas where radioactive materials may have been present.", "positive": "Based on the long-lived radionuclides of concern, the licensee selected the following surface derived concentration guideline levels (DCGLs), in units of disintegrations per minute per 100 square centimeters (dpm/100 cm\u00b2):", "negative": "Using the guidance provided in NUREG-1575, revision 1, Multi-Agency Radiation Survey and Site Investigation Manual (MARSSIM), the licensee divided the various rooms and areas into two or three survey units, depending on location."}
{"query": "Before an area can be released for unrestricted use, it must meet specific radiation standards regarding radionuclide concentrations.", "positive": "Before release of an area to unrestricted use, NuFuels will provide information to the NRC verifying that radionuclide concentrations meet applicable radiation standards.", "negative": "The preliminary schedule for ISR related activities and restoration has been discussed in Section 1 of this COP."}
{"query": "A nuclear facility must obtain proper licensing to ensure compliance with safety regulations.", "positive": "The licensing process for nuclear reactors involves a series of comprehensive evaluations by the NRC to ensure that the facility operates within established safety standards.", "negative": "The analytical methods employed in this laboratory report are designed to determine the concentrations of various chemical elements in the samples."}
{"query": "aluminum solubility correlation", "positive": "An aluminum solubility correlation was used to determine a maximum precipitate formation temperature, which effectively delays the onset of aluminum precipitation.", "negative": "Licensees proceeding from block 7 to diamond 10 in the Figure 1 flow chart should justify any deviations from the WCAP base model spreadsheet (i.e., any plant-specific refinements) and describe how any exceptions to the base model spreadsheet affected the amount of chemical precipitate predicted."}
{"query": "What are the PCT and Burst Elevations in nuclear reactor safety analysis?", "positive": "- **PCT Elevation** = 9.0 ft\n- **Burst Elevation** = 8.25 ft", "negative": "- **Time (s)**:\n  - Ranges from 0 to 300 seconds."}
{"query": "The review of the safety analysis report is critical for obtaining a nuclear license.", "positive": "The Nuclear Regulatory Commission (NRC) reviews submitted safety analysis reports to ensure compliance with regulatory requirements before issuing licenses.", "negative": "Radiation monitoring systems are essential for detecting and measuring ionizing radiation levels in and around a facility."}
{"query": "thermal aging effects in stainless steel", "positive": "The cast austenitic stainless steel used in the RCP casing is subject to time-dependent thermal aging during service. Thermal aging causes an elevation in the yield strength of the material, a decrease in fracture toughness, and a decrease in the crack initiation energy integral.", "negative": "In the stability analyses, cracks are postulated at various locations in the pump casing. These postulated cracks would be subject to the various conditions the pump casing experiences."}
{"query": "What are fixed air sampling locations in nuclear monitoring?", "positive": "The State of Louisiana maintains two fixed air sampling locations around the River Bend Station.", "negative": "Louisiana Department of Environmental Quality maintains the pre-designated sampling locations found in OP-4 in case of an emergency."}
{"query": "containment leakage rate testing", "positive": "A program shall be established to implement the leakage rate testing of the containment as required by 10 CFR 50.54(o) and 10 CFR 50, Appendix J, Option B, as modified by approved exemptions.", "negative": "The SFDP identifies where a loss of safety function exists."}
{"query": "nuclide minimum detectable activity", "positive": "The Nuclide MDA (Minimum Detectable Activity) report provides critical information on the minimum activity levels that can be reliably detected for specific nuclides, expressed in units of pCi/grams.", "negative": "The unidentified peaks were measured with energy values of 351.87 keV and 583.31 keV, indicating the presence of certain isotopes during the analysis."}
{"query": "The NRC mandates that licensees evaluate the projected values of the RTPTS whenever there are significant changes in anticipated neutron fluence levels.", "positive": "10 CFR 50.61(b)(1) provides rules for protection against PTS events for PWRs. Licensees are required to perform an updated assessment of the projected values of the RTPTS whenever there is a significant change in projected values of RTPTS or upon request for a change in expiration date for operation of the facility.", "negative": "These components are less than 1.0 x 10\u00b9\u2077 n/cm\u00b2; therefore, these components do not need to consider irradiation embrittlement and are not considered further."}
{"query": "The NRC has set specific modeling guidelines that must be adhered to for plant-specific applications.", "positive": "Plant-specific licensing actions referencing EMF 2103, Revision 3, analyses should include a statement summarizing the extent to which the guidelines were followed, and justification for any departures.", "negative": "The EM is approved based on models that are specific to AREVA proprietary M5\u00ae fuel cladding. The application of the model to other cladding types has not been reviewed."}
{"query": "The NRC standards mandate that detector efficiency must be calibrated to ensure accurate gamma spectrum readings.", "positive": "Efficiency Calibration Used Done On: 7/8/2014", "negative": "Sample Number: 5929"}
{"query": "What is meant by NRC Device Key in the context of nuclear regulations?", "positive": "The NRC Device Key is a unique identifier assigned by the NRC to devices that may be subject to regulatory oversight, ensuring proper tracking and registration.", "negative": "The manufacturer must provide documentation regarding the operational procedures for the safe handling of the device in accordance with industry standards."}
{"query": "What is a nuclide in nuclear safety reports?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|-----------------------|", "negative": "**Peak Locate Performed on:** 5/27/2019 11:21:22 AM"}
{"query": "This Draft Standard for Trial Use serves as a framework for constructing devices that utilize fusion energy technology.", "positive": "This Draft Standard is not an approved consensus document and is issued as a Draft Standard of ASME for trial use.", "negative": "Following the 2-year research and comment period, this Draft Standard, along with comments received, will be submitted to a consensus committee for the Project Team."}
{"query": "What is the role of a safety analysis report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) demonstrates that the design of the plant and its operation will not adversely affect the public health and safety.", "negative": "The meeting will be held to review the findings of the latest seismic study conducted at the facility."}
{"query": "The Spent Fuel Pool Cooling and Cleanup System is designed to effectively manage the temperature and clarity of the fuel pool water.", "positive": "The Spent Fuel Pool Cooling/Cleanup System removes residual heat from the fuel assemblies and maintains the fuel pool water within specified temperature limits. It minimizes corrosion product buildup, controls water clarity in the fuel pool water so that the fuel assemblies can be efficiently handled underwater and minimizes fission product concentration in the fuel pool water.", "negative": "The aging management review results for these components are provided in Table 3.3.2-26, Radwaste System - Summary of Aging Management Evaluation."}
{"query": "What are the inspection procedures for non-power reactors?", "positive": "IP 69001: Class II Non-Power Reactors", "negative": "The NRC requires extensive training programs for reactor operators to ensure safe and efficient plant operations."}
{"query": "The NRC defines the conditions under which isotopes like TH-230 must be assessed for regulatory compliance.", "positive": "TH-230 is a radionuclide that is monitored for its potential radiological impact and its regulatory requirements under NRC guidelines.", "negative": "Analyzing the results from various samples can help determine the overall quality and reliability of the testing process."}
{"query": "aging management review", "positive": "The Aging Management Program for the Hatch Cover within the containment building involves monitoring the loss of material due to exposure to structural elements within the atmospheric environment, as specified in the Structures Monitoring Program (B.2.3.33).", "negative": "Insulation materials such as Calcium Silicate are used primarily for thermal insulation but may also experience reduced thermal insulation resistance and moisture intrusion, necessitating monitoring by the External Surfaces Monitoring of Mechanical Components (B.2.3.22)."}
{"query": "PWR fuel assembly burnup values", "positive": "| 2.5 \u2264 E < 2.7                                  | 4.6                                  |", "negative": "The table outlines various operational parameters for reactor systems, including coolant flow rates and pressure settings."}
{"query": "emergency core cooling system activation", "positive": "Figure 3.1.3-2 depicts the divisional arrangement of the ECCS functions.", "negative": "The arrangement of different regulatory bodies often impacts the approval timeline for nuclear projects."}
{"query": "What is the meaning of Nuclide in the context of nuclear safety?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|--------------------------|----------------------|\n| K-40          | 1460.75      | 10.67     | 2.79E+00              | 5.42E-01                 | 5.42E-01             |", "negative": "Errors quoted at 2.00sigma."}
{"query": "The NRC evaluates license amendments that incorporate risk-informed approaches to safety.", "positive": "The use of risk-informed completion times, as outlined in TSTF-505, Revision 2, provides a methodology for assessing the safety implications associated with extended completion times.", "negative": "The reactor utilizes a pressurized water system to ensure effective heat removal from the fuel assembly."}
{"query": "The NRC mandates the use of manual initiation pushbuttons in the ADS trip system to ensure safety protocols are met.", "positive": "4.h. Manual Initiation (Two pushbuttons (PB) per ADS trip system)", "negative": "Comments indicate that failure of Train A ADS SOVs to open is viewed as an equivalent surrogate for the analysis."}
{"query": "The allowable concentration levels for Nickel and Uranium are specified as 6.8 mg/L and 1.6 mg/L, respectively.", "positive": "**Nickel ACL** = 6.8 mg/L\n**Uranium (Natural) ACL** = 1.6 mg/L", "negative": "Data shown in blue"}
{"query": "What are the benthic invertebrates found near the MNGP site?", "positive": "This table lists the benthic invertebrates in the Mississippi River in the vicinity of the MNGP site, including various classes and orders such as Class Oligochaeta and Order Ephemeroptera.", "negative": "The NRC requires comprehensive environmental assessments for any proposed nuclear facility to evaluate potential ecological impacts."}
{"query": "top nozzle design in nuclear reactors", "positive": "The GAIA fuel assembly design incorporates Framatome\u2019s standard top nozzle design. The top nozzle consists of two (2) high strength stainless steel bi-block frames, welded together to form a box-like structure. The upper structure interfaces with the reactor internals and the core components. The lower structure and grille flow-hole pattern is designed to balance low pressure drop and strength requirements.", "negative": "The locking mechanism is designed to rotate 90\u00b0 in either direction to lock or unlock, and provides a positive indication when rotation is complete."}
{"query": "The licensing process for nuclear reactors includes comprehensive safety evaluations and public review phases.", "positive": "The NRC's review process of license applications includes a detailed examination of technical specifications and safety features of nuclear reactors.", "negative": "Regular maintenance of industrial equipment is essential for ensuring operational efficiency and reducing unexpected downtime."}
{"query": "What is the significance of nuclide activity in nuclear regulatory filings?", "positive": "The weighted mean activity (in picocuries per gram) is a crucial metric for each nuclide, reflecting its concentration and potential radiological impact, which is integral to regulatory assessments.", "negative": "The confidence values for the specified nuclides indicate the reliability of the measurements, with higher confidence reflecting more precise assessment and validation of the data collected."}
{"query": "What is a nuclide MDA in radiation detection?", "positive": "Nuclide MDA (Minimum Detectable Activity) refers to the lowest level of radioactivity that can be reliably detected by a measurement system, typically expressed in picocuries per gram (pCi/grams).", "negative": "The energy levels of gamma-ray emissions for various isotopes are crucial in radiation safety, although they do not directly measure radioactivity."}
{"query": "water quality measurements in nuclear facilities", "positive": "Westwater Canyon Aquifer Water Quality in the Unit 1 Project Area shows various constituents measured in mg/L such as Arsenic, Barium, and Uranium, among others.", "negative": "The table also highlights how contaminants can vary significantly based on seasonal changes, which is crucial for continuous monitoring."}
{"query": "What is the significance of the ACTIVE license status for nuclear reactor operators?", "positive": "The ACTIVE/INACTIVE status and time on shift since April 1, 2022 is as follows for each of the ROs:", "negative": "All perform off-shift assignments at the plant."}
{"query": "COVID-19 regulatory exemptions for nuclear facilities", "positive": "The NRC is providing compiled tables of exemptions using a single Federal Register notice for COVID-19 related exemptions instead of issuing individual Federal Register notices for each exemption.", "negative": "These licensees have committed to certain security measures to ensure response readiness and for their security personnel to maintain performance capability."}
{"query": "The NRC outlines that certain procedures related to radiopharmaceuticals must be reported under strict regulatory frameworks to ensure safety.", "positive": "However, if even a tiny fraction of the millions of injections of diagnostic radiopharmaceuticals were to be classified as medical events, the time and resources that would have to be devoted to reporting them under the burdensome requirements of 10 CFR 35.3045(d) \u2013 (g) would be enormous and would contribute little to the health and safety of North Carolina residents.", "negative": "Approximately 75 million radiopharmaceutical administrations are performed annually in the United States, many of them in North Carolina."}
{"query": "biological assessment requirements", "positive": "50 CFR 402.12 outlines the contents of a Biological Assessment, which includes results of on-site inspections, expert views, literature review, effects analysis on species and habitat, and consideration of alternative actions.", "negative": "The NRC staff concurs with BA/BE, consultation letter, and NRC sends consultation package to the Service(s)."}
{"query": "The licensing process for nuclear reactors includes the assessment of safety measures and operational protocols.", "positive": "The Nuclear Regulatory Commission (NRC) is responsible for ensuring that all aspects of nuclear facility operations are in compliance with regulatory requirements through rigorous licensing procedures.", "negative": "The development of advanced materials has significantly influenced the efficiency of renewable energy systems, offering new possibilities for sustainable power generation."}
{"query": "How is radioactive liquid waste treated at nuclear power plants?", "positive": "The liquid radioactive waste treatment system consists of process equipment and instrumentation necessary to collect, process, monitor, and dispose of radioactive liquid wastes from the plant.", "negative": "The reactor coolant-water purity will be maintained by means of (a) the makeup and purification, and (b) the chemical and boron recovery."}
{"query": "The NRC sets specific limits for various water quality constituents in the context of environmental monitoring.", "positive": "| Uranium           | mg/L    | 0.0   | 0.0     | 0.0     | ---     | 0.03      |", "negative": "| Ammonia           | mg/L    | 0.05  | 0.03    | 0.08    | ---     | ---       |"}
{"query": "The NRC mandates that licensees ensure all safety-related systems have adequate physical support and protection to comply with regulatory requirements.", "positive": "Provides physical support, shelter, and protection for safety-related systems, structures, and components. 10 CFR 54.4(a)(1)", "negative": "UFSAR References include specific sections that address the requirements for various safety-related systems and their evaluations."}
{"query": "What procedures should operators follow when there are high seal leakoff flow alarms in RCP systems?", "positive": "In accordance with AR PK05-01, what action should be taken by the Shift Foreman?", "negative": "Unit 1 is at 100% power."}
{"query": "What is the significance of low-income census block groups in regulatory filings for nuclear plants?", "positive": "Total Number of Block Groups of Population Within 50-Mile Radius is 5,518.", "negative": "The safety analysis must include all potential hazards and malfunction scenarios."}
{"query": "nuclear reactor product code", "positive": "All products manufactured by Gamma Industries, Inc. under the product code NR-0300-S-864-S belong to the T Series.", "negative": "Gamma Industries, Inc. produces a variety of models, including those distinguished as R Series, such as Model R-5-A and R-12-G, that offer different specifications."}
{"query": "The AREA methodology can only be applied to pressurized water reactor scenarios, particularly for control rod ejection accidents.", "positive": "The AREA\u2122 methodology is limited to the evaluation of a control rod ejection accident in a PWR.", "negative": "The plants discussed in this report are equipped with advanced safety systems to mitigate potential risks during operation."}
{"query": "The NRC emphasizes the importance of safety evaluations in the renewal of reactor licenses, particularly addressing environmental impacts.", "positive": "The environmental review process for the subsequent license renewal of H.B. Robinson Unit 2 will assess environmental impacts and ensure compliance with regulatory requirements.", "negative": "During the meeting, various stakeholders discussed strategies for improving operational efficiency and reducing downtime in maintenance operations."}
{"query": "The NRC mandates the collection of samples when elevated radiation levels are noted during scans.", "positive": "A total of two (2) alarms were verified during scanning, which prompted the collection of one (1) investigational soil sample and one (1) subsurface soil sample.", "negative": "The implementation of survey specific QC measures included the collection of four (4) samples (L2-011-104-FQGS-003-SS, L2-011-104-FQGS-004-SS, L2-011-104-FSGS-003-SS SPLIT, and L2-011-104-FSGS-009-SS SPLIT) for split and duplicate sample analysis."}
{"query": "What is the purpose of analyzing samples on a dry weight basis?", "positive": "The samples in this SDG were analyzed on a \"dry weight\" basis.", "negative": "There are no exceptions, anomalies or deviations from the specified methods."}
{"query": "isolation valves actuation requirements", "positive": "This SR demonstrates that the CVS letdown isolation valves actuate to the isolation position in response to an actual or simulated actuation signal.", "negative": "The Frequency of 24 months is based on the need to perform this surveillance during periods in which the plant is shutdown to prevent any upset of plant operation."}
{"query": "What are the requirements for surveillance frequencies in nuclear operations?", "positive": "Each time the example activity is to be performed, the Surveillance must be performed within 12 hours prior to starting the activity.", "negative": "The logical connector \u201cAND\u201d indicates that both Frequency requirements must be met."}
{"query": "minimum allowable core reflood rates", "positive": "Extrapolation of data from cited experiments indicates that a new regulation that requires minimum allowable core reflood rates in the event of a LOCA is necessary to prevent Zircaloy cladding from exceeding the regulatory limit of 2,200 degrees F under certain conditions.", "negative": "In the FLHT-1 test, the test conductors were unable to prevent a temperature excursion and runaway oxidation by increasing the coolant flow rate when peak cladding temperatures reached approximately 2,200 degrees F."}
{"query": "What does the Pasquill-Turner calculation indicate about inversion occurrences?", "positive": "Based on Pasquill-Turner calculation of E, F or G from hourly surface observations.", "negative": "The Total row summarizes all occurrences by year, providing an overview of inversion events from 1955 to 1964."}
{"query": "The measurements of Tritium samples indicate various radiochemical qualities expressed in pCi/g.", "positive": "Units: 153 pCi/g", "negative": "The Analyst is a Tracer compound which affects the interpretation of the results."}
{"query": "The identification of various nuclides is crucial in nuclear material analysis.", "positive": "Identified nuclides include K-40, PB-212, and BI-214, which are essential for understanding the radiological characteristics of materials.", "negative": "The compliance with safety regulations is mandatory for all nuclear facilities to ensure operational integrity and public health."}
{"query": "Reliability and Integrity Management in nuclear reactors", "positive": "ASME Section XI has historically provided rules for in-service inspection (ISI) and the replacement and repair of components during the operating life of light water reactors.", "negative": "Nuclear Power Plant component life management requires a combination of analysis, inspection, testing, and monitoring activities."}
{"query": "aging management evaluations", "positive": "Consistent with NUREG-1801. The DCPP Structures Monitoring AMP (B.2.3.33) will be used to manage cracking and distortion due to settlement.", "negative": "Chapter XI.S6, \"Structures Monitoring\"."}
{"query": "transient population projections", "positive": "Transient population is projected to 40 years beyond the 2027 commencement of operation date for the last unit.", "negative": "The largest of these events is the Smokin\u2019 in the Water Celebration, which occurs over a two-day period during the July 4th holiday and contributes approximately 12,000 peak daily visitors."}
{"query": "The procedures established for responding to emergencies must align with regulatory standards.", "positive": "Emergency response procedures are essential for ensuring that safety protocols are followed during unforeseen situations.", "negative": "The administrative process for filing regulatory documents involves several key steps and requires thorough documentation."}
{"query": "Defense in Depth and Diversity principles in nuclear safety", "positive": "The Defense in Depth and Diversity principles involve multiple layers of protection and the use of diverse systems to enhance safety and reliability in the case of failures or faults within a nuclear system.", "negative": "The Westinghouse Non-Proprietary Class 3 documentation provides essential information regarding industry standards and practices, ensuring compliance with regulatory requirements."}
{"query": "What are the requirements for evaluating coating damage in buried piping for nuclear facilities?", "positive": "Revise implementing procedures to require that where damage to the coating has been evaluated as significant and the damage was caused by nonconforming backfill, an extent of condition evaluation will be conducted to determine the extent of degraded backfill in the vicinity of the observed damage.  **Program Element Affected: Element 7 - Corrective Actions**", "negative": "The following examples of operating experience provide objective evidence that the Buried Piping and Tanks Inspection Program will be effective in assuring that intended functions are maintained consistent with the current licensing basis for the subsequent period of extended operation."}
{"query": "Standard Penetration Test method", "positive": "Drive sampling by the Standard Penetration Test (SPT) method was conducted with automatic trip hammers, generally at 2.5-ft., 5.0-ft., and 10-ft. intervals.", "negative": "Mud rotary wash boring equipment was used to advance boreholes pursuant to ASTM D 5783 (Reference 2.5.4-3-3), and to collect disturbed samples pursuant to ASTM D 1586 (Reference 2.5.4-3-7)."}
{"query": "sulfur dioxide standards in nuclear regulation", "positive": "This figure illustrates the nonattainment areas for sulfur dioxide (SO\u2082) based on the 2010 and 1971 standards, highlighting regions within a 62-mile radius of the Dresden Nuclear Power Station Units 2 and 3.", "negative": "The document outlines the overall operational capacity of the station and its contribution to regional energy production."}
{"query": "What are the loading procedures for an OP-RMSC package?", "positive": "This section delineates the procedures for loading the RMSC payload into the OP-RMSC package.", "negative": "Remove the eight (8) hex bolts/washers and the closure lid from the OP-RMSC package body."}
{"query": "low-low alarm in nuclear reactors", "positive": "Actuation of the low-low alarm requires the operator to initiate emergency boration procedures unless the condition is due to a Unit runback.", "negative": "Any unexpected change in the position of the control bank under automatic control, or a change in coolant temperature under manual control, provides a direct and immediate indication of a change in the reactivity status of the reactor."}
{"query": "Americium-241 measurement", "positive": "Americium-241 U -0.00871 +/-0.0488 0.123 0.400 pCi/g HAKB 08/02/19 0915 1898439 1", "negative": "Plutonium-239/240 U -0.00626 +/-0.0189 0.0531 0.400 pCi/g HAKB 07/31/19 1210 1898440 3"}
{"query": "Cs-137 and Co-60 characterization survey", "positive": "Statistical Quantities for Cs-137 and Co-60 from the Characterization Survey indicate the mean concentration in surface soil samples for Co-60 is 0.045 pCi/g and for Cs-137 is 0.049 pCi/g.", "negative": "The samples from asphalt exhibited a maximum concentration of Co-60 at 0.062 pCi/g and a minimum concentration of Cs-137 at 0.037 pCi/g."}
{"query": "what is High Pressure Coolant Injection", "positive": "The inspectors evaluated the following licensee event reports (LERs): 1. LER 05000333/2020-003-00, High Pressure Coolant Injection Inoperable Due to Oil Leak (ADAMS Accession No. ML2016161A405).", "negative": "Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, \"Light-Water Reactor Inspection Program - Operations Phase.\""}
{"query": "The NRC requires that all licensees maintain comprehensive records of their safety systems and regulatory compliance efforts.", "positive": "The NRC mandates that licensees submit detailed safety analysis reports to ensure compliance with all regulatory requirements.", "negative": "Each department of the Army has specific procedures for equipment maintenance and operational readiness."}
{"query": "The proposed update to the CMS5 Topical Report aims to adjust for higher burnup and enrichment levels of PWR fuels, which is essential for the ongoing improvement of reactor efficiency.", "positive": "Supplement 1 will extend the range of applicability of the CMS5 Generic PWR Topical Report to higher enrichment, higher burnup pressurized water reactor (PWR) fuels.", "negative": "This letter also outlines NEI's ongoing efforts to enhance communication and collaboration with NRC licensees to ensure compliance with regulatory requirements."}
{"query": "What is the role of a Notary Public in regulatory filings?", "positive": "Subscribed and sworn before me this 18th day of September, 2024.", "negative": "Mr. George Carver, being duly sworn, deposes and says:"}
{"query": "The Xe-100 reactor must achieve criticality under specific conditions before entering steady-state operation.", "positive": "It is expected that the fuel temperature coefficient of reactivity will differ in a fresh core or pre-equilibrium core compared to normal operating conditions due to different isotopic makeup of the fuel.", "negative": "The total number of pebbles in the core is measured."}
{"query": "What are the requirements for fail-safe testing of valves in nuclear facilities?", "positive": "Subsection ISTC-3560 states that \"Valves with fail-safe actuators shall be tested by observing the operation of the actuator upon loss of valve actuator power in accordance with the exercising frequency of ISTC-3510.\"", "negative": "The fail-safe test is generally performed at the same frequency as the stroke time exercise test."}
{"query": "gamma spectrum analysis", "positive": "**Identification Energy Tolerance:** 1.000 keV", "negative": "**Detection System:** Multiple detectors were evaluated to ensure accurate measurements across various frequencies."}
{"query": "Emergency Action Level scheme", "positive": "The amendment approves an acceptable EAL scheme that is required for operation of the facility.", "negative": "The State official had no comments."}
{"query": "The NRC's review process for license amendment requests is closely linked to previously established license conditions.", "positive": "As we stated in our brief, the exemption request and the license amendment requests are inextricably intertwined because the staff's position is that the exemption request must be approved in order for the staff to make the necessary findings to issue those amendments that would authorize power operations at Palisades since prohibition would remove -- the prohibition needs to be removed to allow power operations through the exemption request.", "negative": "Okay. Now you have indicated that you consider the exemption request to be inextricably intertwined with the four license amendment requests."}
{"query": "nuclear medicine injection extravasations", "positive": "since we can help clinicians identify, characterize, and reduce the frequency of nuclear medicine injection extravasations, why would we not do that?", "negative": "It is unbelievable to think we still have no tests to assure that what everyone thinks are routine PET scans actually work."}
{"query": "Understanding how a constant enthalpy expansion through a valve influences downstream temperature is crucial for operational safety in pressurizer systems.", "positive": "Leak by of 2PR1 is a constant enthalpy expansion process through a valve. Using steam stables and with PZR pressure at 415 psig (430 psia), the hg is approximately 1205 BTU / lbm. Using the Mollier diagram, the throttling process will go from 415 psig to 0 psig with hg (1205 BTU / lbm) remaining constant. This will correspond to a tailpipe temperature of approximately 330 \u00b0F.", "negative": "Since the Mollier Diagram is very complex to read and interpret then any temperature between 212 and 450 \u00b0F is plausible. 212 \u00b0F is the boiling point for water / steam at 0 psig and 450 \u00b0F is boiling point for water / steam at 515 psig."}
{"query": "remote inspection practices", "positive": "Expand use of remote work practices for resident inspectors.", "negative": "Revise ROP program documents to include best practices and guidance developed since the COVID-19 PHE began."}
{"query": "The regulatory framework establishes requirements for the safe operation and maintenance of nuclear facilities.", "positive": "Regulatory frameworks for nuclear power plants detail the necessary safety measures and compliance standards required for safe operations.", "negative": "Documentation is essential for tracking the progress of the construction and commissioning of the nuclear facility."}
{"query": "annual fees for reactor licenses", "positive": "Each person holding an operating license for a power reactor, testing facility, or research reactor; each person holding a combined license under part 52 of this chapter after the Commission has made the finding under 10 CFR 52.103(g); each person holding a part 50 or part 52 power reactor license that is in decommissioning or possession only status, except those that have no spent fuel onsite; and each person holding a part 72 license who does not hold a part 50 or part 52 license and provides notification in accordance with 10 CFR 72.80(g), shall pay the annual fee for each license held during the Federal fiscal year in which the fee is due.", "negative": "The FY 2019 annual fees for licensees authorized to operate a research reactor or testing facility licensed under 10 CFR part 50, unless the reactor is exempted from fees under \u00a7 171.11(b), are as follows:"}
{"query": "signal number converter", "positive": "SIGNAL NUMBER CONVERTER     | \u25ef", "negative": "FORWARDING OFF-BOARD DATA"}
{"query": "DNBR values in safety analysis", "positive": "Table 5-18 summarizes the state values for the Departure from Nucleate Boiling Ratio (DNBR) during the inadvertent opening of a pressurizer safety valve event.", "negative": "The design of the reactor coolant system is critical for maintaining the overall safety and efficiency of the power plant."}
{"query": "The NRC monitors the performance of monitoring wells using various metrics including specific conductance and total dissolved solids.", "positive": "Monitoring Well 304-3, for example, reported a specific conductance of 8,247.3 \u00b5S/cm and a total dissolved solids measurement of 5,860 mg/L during its sample date.", "negative": "The facility's discharge permit requires compliance with parts of the Clean Water Act."}
{"query": "What is streamflow and how is it measured?", "positive": "Streamflow (cfs) refers to the volume of water flowing through a specific point in a river or stream over time, typically measured in cubic feet per second (cfs).", "negative": "H = Water surface elevation in El. ft msl"}
{"query": "Licensees are required to ensure accurate indication of valve operation through additional means such as flow meters during testing processes.", "positive": "Mandatory Condition 12 for licensees intending to adopt the 2012 edition of the ASME OM Code reads as follows: \u201c[xi] OM condition: Valve Position Indication. When implementing paragraph ISTC\u20133700, 'Position Verification Testing,' in the ASME OM Code, 2012 Edition through the latest edition and addenda of the ASME OM Code incorporated by reference in paragraph (a)(1)(iv) of this section, licensees shall verify that valve operation is accurately indicated by supplementing valve position indications with other indications, such as flow meters or other suitable instrumentation to provide assurance of proper obturator position for valves with remote position indication within the scope of Subsection ISTC including its mandatory appendices and their verification methods and frequencies.\u201d", "negative": "The information contained in these tables identify those valves that are required to be tested to the requirements of ASME OM Code, the test methods and frequency of testing, the associated relief requests, and other applicable information."}
{"query": "What is the role of the heat exchanger in nuclear steam supply systems?", "positive": "Heat Exchanger (Pressure Liquid Sample Cooler) Tube Side Components | Leakage Boundary (spatial) | Stainless Steel | Borated Water Leakage (Ext) | None | VII.J.AP-18", "negative": "The aging management program must consider the effects of various environments on material degradation over time."}
{"query": "Aging Management Audit", "positive": "Throughout the Aging Management Audit, the staff will review the LRA, as supplemented and revised, the AMP basis documents and other applicant supporting documents as appropriate and requested, which have been uploaded to the ePortal.", "negative": "The staff requests for communication with the applicant will require approval of their respective technical branch chief and the NLRP branch chief."}
{"query": "The NRC mandates that seismic analysis must be conducted for seismic hazard assessments at nuclear sites.", "positive": "Seismic studies are essential for evaluating potential earthquake impacts on the structural integrity of nuclear power facilities.", "negative": "Public Service Enterprise Group (PSEG) operates multiple generating stations, including Salem and Hope Creek, which contribute to the regional energy supply."}
{"query": "What are the health risks associated with thorated tungsten electrodes?", "positive": "Thorated tungsten electrodes contain thorium, a radioactive material that can pose health and environmental risks at elevated exposure levels.", "negative": "Choose thorium-free tungsten electrodes such as those containing cerium, lanthanum, yttrium, or zirconium."}
{"query": "The NRC specifies limits for reporting detectable levels of various substances in nuclear safety assessments.", "positive": "RL: Reporting Limit indicates the lowest concentration of a substance that can be reliably detected in the analysis of samples collected from nuclear facilities.", "negative": "The project aims to perform site restoration activities at the LaCrosse site, ensuring compliance with all relevant environmental regulations."}
{"query": "What is the estimated PM10 emissions from vehicles on unpaved roads?", "positive": "Operation Phase Total Estimated Fugitive PM10 Emissions: 17.38 tons/yr", "negative": "The integrity testing unit typically operates under varying conditions to ensure optimal performance and reliability."}
{"query": "What is a facility safety program (FSP) in nuclear regulation?", "positive": "Establish a facility safety program (FSP) using a risk-informed, performance-based process to proactively identify new or revised hazards and performance issues.", "negative": "Consider measures to mitigate or eliminate the resulting risks."}
{"query": "What is the purpose of the Job Performance Measure (JPM) in nuclear training?", "positive": "The Job Performance Measure (JPM) is designed to assess the capabilities and performance of operators in executing their roles effectively, specifically during training scenarios such as a SGTR event.", "negative": "The NRC emphasizes the importance of regular maintenance checks for all safety-related systems to ensure their reliability during operations."}
{"query": "What is the total surface area considered for debris generation analyses in reactor containment?", "positive": "However, for conservatism, a total surface area of 200 ft\u00b2 was assumed in the PBN1 and PBN2 debris generation analyses.", "negative": "Labels, tags, stickers, placards and other miscellaneous or foreign materials were evaluated via walkdown."}
{"query": "What is the role of the NRC in regulatory audits for nuclear facilities?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) conducts audits to assess compliance with safety and operational standards at nuclear facilities.", "negative": "Virtual tours and meetings are scheduled to ensure effective communication among all parties involved in the project."}
{"query": "What are advanced small modular reactors (SMRs)?", "positive": "Advanced Small Modular Reactors (SMRs) are a type of nuclear reactor that are designed to be smaller than traditional reactors and can be constructed in factories and then transported to locations for installation.", "negative": "The estimated use of water in the United States in 2015 provides an overview of water consumption across various sectors, indicating trends and usage patterns."}
{"query": "What role does the Fire Department play in responding to radiological incidents?", "positive": "Assisting in radiological monitoring and decontamination of emergency personnel and vehicles, if necessary.", "negative": "The Police Departments in Port Allen, Brusly and Addis under the direction of the Chiefs of Police, will be responsible for generally maintaining law and order in the community, including the security of key facilities."}
{"query": "The ongoing evaluation of operational experience is crucial for maintaining safety standards in nuclear facilities.", "positive": "Ongoing review of operating experience is addressed in Appendix A, section A.1.6 and Appendix B, section B.1.4.", "negative": "The applicant states: (a) why the program\u2019s examination methods will be sufficient to detect the recurring aging effect before affecting the ability of a component to perform its intended function, (b) the basis for the adequacy of augmented or lack of augmented inspections, (c) what parameters will be trended as well as the decision points where increased inspections would be implemented (e.g., the extent of degradation at individual corrosion sites, the rate of degradation change), (d) how inspections of components that are not easily accessed (i.e., buried, underground) will be conducted, and (e) how leaks in any involved buried or underground components will be identified."}
{"query": "What is the significance of corrosion data trending in nuclear plant inspections?", "positive": "The program includes trending of corrosion data and the decision point where increased inspections would be implemented.", "negative": "Components susceptible to RIC that are not easily accessed (i.e., buried) are included in the evaluation of inspection locations using risk insights based on susceptibility to aging effects and consequences of failure."}
{"query": "The NRC mandates that licensees must provide documentation verifying that their systems and components meet safety requirements.", "positive": "The NRC requires licensees to submit detailed technical specifications and safety analyses for nuclear facilities to ensure compliance with regulatory standards.", "negative": "Krohne-Anteus, Inc. provides a variety of measuring instruments for industrial applications, specializing in flow, level, and pressure measurement."}
{"query": "Category 1 findings in nuclear licensing", "positive": "Category 1 issues, which are listed in 10 C.F.R. Part 51, Subpart A, Appendix B, Table B-1, include the environmental impacts of design basis accidents and severe accidents, including accidents caused by or contributed to by earthquakes.", "negative": "By its title, Table B-1 constitutes a 'Summary of Findings on NEPA Issues for License Renewal of Nuclear Power Plants.' It is a summary, not a prescription for applying Table 1 findings."}
{"query": "What is an ITAAC and why is it important in nuclear licensing?", "positive": "An Inspections, Tests, Analyses, and Acceptance Criteria (ITAAC) is a regulatory requirement published by the NRC that describes the necessary verification processes to ensure that a construction project complies with the regulatory standards and the conditions of the license.", "negative": "The NRC conducts regular inspections to ensure that licensees follow the prescribed operating procedures to maintain safety and compliance."}
{"query": "The NRC mandates that licensees ensure the SSCs are returned to an operable state within a specified time frame following an incident.", "positive": "Administrative Variation: Salem Functional Unit 3.a.1) correlates to ISTS Function 3.a.(1). The RAs both invoke returning the SSCs to operable status in 48 hours.", "negative": "Administrative Variation: Salem Functional Unit 4.b correlates to ISTS Function 4.b. The RAs both invoke restoring the channel to operable status within 24 hours."}
{"query": "What is a Loss of Reactor or Secondary Coolant (LOCA)?", "positive": "A Loss of Reactor or Secondary Coolant (LOCA) refers to a significant failure in the reactor coolant system where coolant escapes, causing a drop in pressure and temperature, which could lead to the release of radioactive materials and impact plant safety.", "negative": "The current time is 13:30."}
{"query": "Are the procedures for the measurement and test equipment sufficient for compliance with the standards?", "positive": "Verify that measures are established and implemented for the control of measuring and test equipment (M&TE).", "negative": "Assess if measures established are commensurate with the complexity of the items/services provided."}
{"query": "Item Relied On For Safety", "positive": "The inspectors evaluated 11 Item Relied On For Safety (IROFS) to verify that they were being implemented as described in the ISA and that the licensee was in compliance with the License Application.", "negative": "During the inspection period, normal production activities were ongoing."}
{"query": "What are the decommissioning costs for a PWR reactor?", "positive": "**Decommissioning Cost (2020 dollars)** = $(105 million) \u00d7 [(0.65) \u00d7 (2.71) + (0.13) \u00d7 (2.030) + (0.22) \u00d7 (8.040)] = $398 million", "negative": "- LLW Burial Location: South Carolina and Utah."}
{"query": "The NRC mandates that certain radioactive devices must be registered to ensure proper tracking and safety compliance.", "positive": "Devices subject to registration include those that emit radiation and are used in various applications, requiring regulatory oversight by the NRC to ensure public safety.", "negative": "The distributor license number for the device is L03524, issued to Thermo Measurement, reflecting its authorized status in the distribution of radioactive devices."}
{"query": "What is the requirement for reporting unavailability data when a train is restored to MSPI monitoring?", "positive": "If a previously excluded train/segment is restored to monitoring as a result of a PRA model revision, unavailability data only for the quarter in which the train/segment is restored (and future quarters) needs to be included for reporting purposes.", "negative": "The NRC evaluates all aspects of safety and technical specifications to ensure public health protection."}
{"query": "COBRA-FLX critical heat flux correlation", "positive": "The COBRA-FLX code incorporates a new critical heat flux correlation derived from extensive thermal-hydraulic analyses, which significantly improves the prediction accuracy under steady-state and transient conditions.", "negative": "The report details the methodology used to assess the performance of various pump designs under different operating conditions."}
{"query": "What is the role of engineering safety feature activation system relays in nuclear safety?", "positive": "The NRC identified a Green finding and associated Non-cited Violation (NCV) of 10 CFR Part 50, Appendix B, Criterion V, \"Instructions, procedures, and drawings,\" when the licensee failed to prescribe and accomplish procedures to meet the requirements of ASME NQA-1, Subpart 2.18, and RG 1.33, App. A, Section 9, for the preventative maintenance of engineered safety feature activation system (ESFAS) relays.", "negative": "On June 19, 2024, after inspector questioning, the licensee performed the evaluation and determined that there were several relays in the Unit 1 and 2 ESFAS system that would result in a plant trip at 100% power, similar to the event at Waterford."}
{"query": "weighted mean activity in radiological measurements", "positive": "Weighted Mean Activity (pCi/grams) represents the average activity of a nuclide in terms of decay rate per unit mass, which is crucial for understanding the radiological impact of that nuclide in safety assessments.", "negative": "Errors quoted at 2.00 sigma are standard deviations used to indicate the statistical uncertainty of the measurements, providing an estimate of how much the results might vary."}
{"query": "RWCU system isolation", "positive": "The following conditions cause an automatic initiation of a RWCU system isolation: (1) SLC System initiation and (2) RWCU non-regenerative heat exchanger high outlet temperature.", "negative": "Unit 1 is at 100% power."}
{"query": "What are non-power reactors in nuclear licensing?", "positive": "In \u00a7 55.40, this final rule revises paragraph (d) to replace the phrase \"test and research reactors\" with the phrase \"non-power reactors.\"", "negative": "This final rule adds new \u00a7 51.56 to clarify existing requirements for the submittal and content of environmental reports by applicants seeking a permit to construct, a license to operate, or a renewal of a license to operate, a non-power production or utilization facility."}
{"query": "What is a 15x15 fuel rod design in nuclear reactors?", "positive": "Analyses to evaluate normal operation criteria are performed on a sample design representative of a 15x15 fuel rod design with M5 cladding irradiated for up to three 24-month cycles in a Babcock & Wilcox reactor.", "negative": "The report includes various calculations and methodologies used to assess the efficiency of the cooling system for the reactor, ensuring adequate heat removal during operation."}
{"query": "What are the aging effects on components in the cooling systems due to water exposure?", "positive": "Reduction of heat transfer due to fouling", "negative": "There are no stainless steel piping, piping components exposed to closed-cycle cooling water >140\u00b0F in the screened-in portions of the Steam and Power Conversion Systems."}
{"query": "Please update the records to reflect any changes concerning the devices registered under your name.", "positive": "Our records indicate that you have these devices. Please update the information as necessary.", "negative": "Please complete Section 4 for devices not in your possession."}
{"query": "Tennessee Macroinvertebrate Index", "positive": "Tennessee Macroinvertebrate Index scores were determined for each of the six monitoring stations. Tennessee Macroinvertebrate Index scores for East Fork Poplar Creek ranged from 14 (C rating, moderately impaired) to 42 (A rating, non-impaired).", "negative": "Aquatic habitats present within Lot 6b of the study area include one ephemeral stream and one intermittent stream."}
{"query": "safety light specifications", "positive": "The Safety Light was manufactured on January 1, 2006, under model 2000 and has a serial number of 354169, with a decay rate of 9.500 and a value of 4.52.", "negative": "The reactor core's thermal neutron flux must be monitored continuously to ensure optimal operating conditions."}
{"query": "What is the purpose of the Reactor Coolant Drain Tank in nuclear reactors?", "positive": "One tank is provided for each unit. The purpose of the RCDT is to collect leakoff-type drains inside the containment at a central collection point for further disposition through a single penetration via the RCDT pumps.", "negative": "The tank size is adequate to accommodate 11 days of expected influent during normal operation."}
{"query": "The NRC mandates comprehensive evaluations for risks to ensure safety in operations.", "positive": "The NRC requires all licensees to conduct thorough safety assessments to determine the effects of isotopes and related products on the public and environment.", "negative": "Eckert & Ziegler Isotope Products, a provider of isotopic products, operates under various codes and dates as part of their product descriptions."}
{"query": "What is LCO 3.8.4 in the context of nuclear safety?", "positive": "LCO 3.8.4 DC Sources - Operating is not met for Unit 1 and Unit 2. All four channels of vital DC subsystems are required to be operable. 1-AOI-21.03, Loss of 125V DC Vital Battery Bd III, directs the performance of Appendix A, Transfer of 125V DC Buses, to restore control power.", "negative": "Plausible because the first part is correct. LCO 3.8.4 DC Sources - Operating is not met for Unit 1 and Unit 2. All four channels of vital DC subsystems are required to be operable. The second part is plausible because the applicant may incorrectly determine that 2-AOI-21.03, Loss of 125V DC Vital Battery Bd III, Appendix A, Major Equipment Availability, will restore control power."}
{"query": "The studied pressure values reflect significant hoop stress on the nozzle of the component.", "positive": "- Unit Pressure Values:\n  - 371.8\n  - 2105.57\n  - 3899.34\n  - 5373.1\n  - 7306.89\n  - 9040.6\n  - 10774.4\n  - 12508.2\n  - 14241.9\n  - 19757.7", "negative": "**Figure 7-17**  \nStress contours due to unit internal pressure for PWR pressurizer vessel top head (CE design)"}
{"query": "What is the process for requesting document disclosure under FOIA?", "positive": "I formally request such a waiver. I request a waiver of all costs pursuant to 5 U.S.C. \u00a7552(a)(4)(A)(iii) (\u201cDocuments shall be furnished without any charge \u2026 if disclosure of the information is in the public interest because it is likely to contribute significantly to public understanding of the operations or activities of the government and is not primarily in the commercial interest of the requester.\u201d)", "negative": "I am willing to pay any reasonable expenses associated with this request; however, as the purpose of the requested disclosure is in full conformity with the statutory requirements for a waiver of fees."}
{"query": "What is heat flux in nuclear reactor systems?", "positive": "Heat flux is defined as the amount of heat energy transferred per unit area per unit time, and it is typically measured in terms of fractions of nominal values for reactor safety analysis.", "negative": "The table illustrates the startup sequence of an inactive reactor coolant pump, detailing the time in seconds and corresponding heat flux values."}
{"query": "what is raw water in nuclear safety", "positive": "Raw water is water that has not been demineralized or treated to any significant extent. This can include water for use in open-cycle cooling water and fire protection systems.", "negative": "The Groundwater/Soil environment is the external environment for structural components buried in the soil where there is groundwater present."}
{"query": "The NRC mandates procedures to maintain the reliability of critical safety systems.", "positive": "The Residual Heat Removal System is a safety-related system designed to remove residual heat from the reactor core and maintain safe operating conditions.", "negative": "The approved project plan includes a detailed timeline and budget allocated for each phase of construction."}
{"query": "occupational dose monitoring", "positive": "We will monitor individuals in accordance with the criteria in the section titled, \u2018Radiation Safety Program\u2013Occupational Dose\u2019 in NUREG\u20131556, Vol. 9, Rev. 3, \u2018Consolidated Guidance About Materials Licenses: Program-Specific Guidance About Medical Use Licensees.\u2019", "negative": "We have developed and will implement and maintain written procedures for a program for training required under 10 CFR 19.12 for each group of workers, including - (i) topics covered, - (ii) qualifications of the instructors, - (iii) method of training, - (iv) method for assessing the success of the training, - (v) initial training, - (vi) annual refresher training."}
{"query": "What are the safety inspections for Class II research and test reactors?", "positive": "The audit evaluates the U.S. Nuclear Regulatory Commission's safety inspections of Class II research and test reactors, focusing on compliance with regulatory standards.", "negative": "The distribution of this report includes various NRC offices and personnel who are involved in nuclear regulatory processes and oversight."}
{"query": "The NRC outlines the importance of analyzing transient core power levels in determining safety margins.", "positive": "Figure 4-12 illustrates the relationship between Transient Core Power, F\u2080, and Fuel Rim Temperature, particularly for GAIA Fuel during an accident scenario.", "negative": "The investigation revealed the design features of the reactor system, including the advanced control systems installed to enhance operational efficiency."}
{"query": "Reactor building non-essential return isolation valve", "positive": "Reactor Bldg. Non-Ess. Return Auto. Iso. to Tran A and B Cooling Water HX's", "negative": "Main Steam 1D Isolation"}
{"query": "The NRC evaluates drainage management as a crucial component of environmental safety in uranium project licensing.", "positive": "The crownpoint uranium project includes detailed provisions for managing drainage areas to protect the environment as part of the SUA-1580 license renewal application.", "negative": "The scale of the project site is outlined with measurements in feet, which illustrates the geographical dimensions important for planning and safety assessments."}
{"query": "What is the role of the main and startup feedwater system in a nuclear reactor?", "positive": "Knowledge of the physical or control/protection logic relationship between the main and startup feedwater system and the following systems: (CFR: 41.2 to 41.9 / 45.7 to 45.8)", "negative": "Knowledge of bus or division power supplies to the following: (CFR: 41.7)"}
{"query": "What are the anticipated cycle counts for the various types of scram transients during a 60-year operational period?", "positive": "The staff noted that USAR Section 3.9.1.1.3 indicates that the following design cycles related to scrams were evaluated in the existing fatigue analysis for the HCUs: (1) 140 cycles of the \"scram test\" transient; (2) 160 cycles of \"startup scram\" transient; and (3) 300 cycles of \"operational scram\" transient.", "negative": "LRA Section 4.7.5 indicates that USAR Section 3.9.2.2.1.6.4 \"Hydraulic Control Unit (HCU),\" documents that the HCUs were analyzed for faulted conditions including the effects of seismic and hydrodynamic loads."}
{"query": "unclassified records in nuclear regulatory filings", "positive": "NSIR staff informed us that, although no classified records were located, they did locate unclassified records.", "negative": "These records, with some redactions, are enclosed."}
{"query": "What are the requirements of a general license in nuclear regulation?", "positive": "C. I am aware of the requirements of the general license, provided in 10 CFR 31.5.", "negative": "A physical inventory of the devices subject to registration has been completed, and the device information on this form has been checked against the device labeling."}
{"query": "What is the approach taken towards harvesting materials from decommissioned reactors?", "positive": "The purpose of this effort is to develop a more systematic proactive \"strategic\" approach to ex-plant material harvesting, rather than the more reactive opportunistic approach to date.", "negative": "I am working with Amy Hull in my branch on an effort associated with strategic harvesting of ex-plant materials."}
{"query": "What is the significance of NUREG-0654 in regulatory filings?", "positive": "The Common Emergency Plan must be consistent with NUREG-0654, Revision 2, which outlines the guidelines for emergency planning for nuclear power plants.", "negative": "Florida Power & Light Company operates the St. Lucie Plant, which consists of Units Nos. 1 and 2."}
{"query": "impingement area of influence", "positive": "The impingement AOI is the region extending outward from the intake screens in which impingeable-sized aquatic organisms (i.e., juvenile and adult fish and shellfish) would not be capable of overcoming the velocities created by water withdrawals at the cooling water intake structure and, thus, would have a higher probability of being impinged upon an intake screen.", "negative": "Duke Energy proposes no changes to the cooling system and no changes to the amount of cooling water withdrawals as part of SLR."}
{"query": "What is the safety injection system (SIS) in nuclear reactors?", "positive": "Control pressurizer water level with safety injection system (SIS).", "negative": "Monitor system pressure and temperature."}
{"query": "What is a nuclide and how is it measured?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |", "negative": "*All peaks were identified.*"}
{"query": "What are the acceptance criteria for pump vibration readings in nuclear plants?", "positive": "Compare pump vibration readings to the following Acceptance Criteria, AND CHECK the appropriate box.", "negative": "The performance step is critical to determine if Motor Vibration meets Acceptance Criteria."}
{"query": "What is the significance of nuclide activity in nuclear safety?", "positive": "Wt mean Activity (pCi/grams) provides a measure of the radioactive decay of a nuclide, which is crucial in assessing the safety and regulatory compliance of nuclear materials.", "negative": "Errors quoted at 2.00 sigma represent the uncertainty in the measurements but do not pertain directly to the concept of nuclide activity."}
{"query": "Reactor water level control during emergency scenarios", "positive": "Once Reactor pressure lowers below 129 psig, the crew will re-inject and restore Reactor water level above -19\u00b0.", "negative": "Main Turbine high vibrations will develop. The crew will enter AOP-66 to address the vibrations."}
{"query": "proprietary information withholding", "positive": "Westinghouse notes that a showing of substantial harm is no longer an applicable criterion for analyzing whether a document should be withheld from public disclosure. Nevertheless, public disclosure of this proprietary information is likely to cause substantial harm to the competitive position of Westinghouse because it would enhance the ability of competitors to provide similar technical evaluation justifications and licensing defense services for commercial power reactors without commensurate expenses.", "negative": "I have personal knowledge of the criteria and procedures utilized by Westinghouse in designating information as a trade secret, privileged, or as confidential commercial or financial information."}
{"query": "What is the function of containment isolation valves in nuclear facilities?", "positive": "Each containment isolation valve shall be OPERABLE.", "negative": "Note: Enter applicable ACTION(s) for system(s) made inoperable by containment isolation valves."}
{"query": "What are the requirements for a reactor license application?", "positive": "The application must include a description of the detailed design, safety analysis, and operational plan that demonstrates compliance with regulatory requirements.", "negative": "The system architecture should account for environmental assessments, including the impact on local wildlife and ecosystems."}
{"query": "Nominal Trip Setpoint Calculation", "positive": "The Nominal Trip Setpoint (NTSP) should be calculated using the equations below depending on the direction of process variable change when approaching the Allowable Value.", "negative": "This determination of setpoints and allowable values has been moved to IP-E-0032 (Input 4.5.2), so these equations are no longer utilized within this calculation and have been deleted from this section."}
{"query": "What best practices should be followed in preparing estimates for complicated technical projects?", "positive": "Choose the best estimating method for each WBS element.", "negative": "Estimate data sources and associated guidance can be found in Sections B.4, B.7.3, and B.7.4 and in Table B-1."}
{"query": "What are the key components of a draft Safety Evaluation (SE) for nuclear projects?", "positive": "The Safety Evaluation (SE) is a document that assesses the safety aspects of the proposed project and is an essential part of the licensing process for nuclear reactors.", "negative": "Ngola Otto is involved with the contract management for the Office of Nuclear Reactor Regulation."}
{"query": "What is the COBRA-FLX correlation in nuclear safety assessments?", "positive": "The COBRA-FLX correlation is a method used to evaluate the critical heat flux in nuclear reactor safety analyses, particularly under various test conditions to ensure adequate cooling and prevent overheating of reactor components.", "negative": "The report includes detailed information about the test assembly conditions used for the non-mixing grid tests, highlighting parameters such as pressure, temperature, and flow rates."}
{"query": "isolation system response time", "positive": "The instrument response times must be added to the PCIV closure times to obtain the ISOLATION SYSTEM RESPONSE TIME. ISOLATION SYSTEM RESPONSE TIME acceptance criteria are included in Reference 6.", "negative": "The LOGIC SYSTEM FUNCTIONAL TEST demonstrates the OPERABILITY of the required isolation logic for a specific channel."}
{"query": "The impact of temperature on aquatic ecosystems is a crucial aspect of cooling systems at nuclear plants.", "positive": "Temperature effects on sediment transport capacity are a significant concern for the environmental analysis of cooling systems at the Monticello Nuclear Generating Plant.", "negative": "The assessment of groundwater contamination is vital for understanding the broader ecological impacts of the Monticello facility."}
{"query": "What is the significance of the Nuclear Service Cooling Water Tower in reactor safety?", "positive": "The Nuclear Service Cooling Water Tower el 128 ft 0 in., SSE Horizontal is critical for maintaining temperature control and ensuring that service cooling water is adequately supplied to various systems within the reactor facility.", "negative": "The Control Building el 173 ft 0 in., OBE Vertical is designed to house the control operations of the reactor, ensuring a secure environment for personnel and equipment."}
{"query": "The requirement for licensees to include specific contact information is crucial for establishing standing in petitions.", "positive": "The Alliance and Collective also argued that applying the address and telephone number requirement, and other regulatory elements of standing, is *ultra vires* and extra-statutory.", "negative": "In the Reply, the Alliance and Collective argued that the requirement to include an address and telephone number in the petition simply was a clerical omission and included supplemental affidavits with addresses and telephone numbers for themselves, but not for the members on whose behalf they seek representational standing."}
{"query": "The analysis involves identifying different energy levels corresponding to various nuclides present in the sample being evaluated.", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|---------------|----------------|---------------------|------------------|------------|\n| F 1      | 238.49      | 470       | 483     | 477.45       | 1.50E+02       | 41.41               | 5.45E+02        | 2.62       |", "negative": "Identifying the ambient background is crucial for accurate measurements, as it ensures that the signals from the nuclides are clearly distinguished from external noise."}
{"query": "What is the unit of measurement for radioactivity commonly used in licensing documents?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 100                  | mCi              |", "negative": "Distributor License Number: L03524"}
{"query": "The specified detection limits for radionuclides can significantly impact safety assessments.", "positive": "Nuclide MDA (pCi/grams) defines the minimum detectable activity for each radionuclide, which plays a crucial role in regulatory compliance and safety evaluations.", "negative": "The energies of different peaks are displayed with their corresponding counts per second in the specified table."}
{"query": "The review process for environmental impacts during license renewal is influenced by specific categorization of issues such as Category 1 and Category 2.", "positive": "The Staff's license renewal environmental review is guided by the 2013 GEIS (NUREG-1437, Rev. 1) and the \u201cStandard Review Plan for Environmental Review of Nuclear Power Plants\u2014Operating License Renewal\u201d (\u201cESRP-LR\u201d) (NUREG-1555, Supp. 1, Rev. 1) (June 2013). Like the applicant, the NRC staff is not required to address Category 1 impacts in its plant-specific EIS (SEIS), which it publishes as a supplement to the GEIS.", "negative": "Contentions raising environmental issues in a license renewal proceeding are limited to those issues that are affected by license renewal and have not been addressed by rulemaking or on a generic basis."}
{"query": "What is the significance of water content measurements in geological borings for nuclear facilities?", "positive": "The water content, expressed as a percentage, is crucial in evaluating the properties of subsurface materials during site assessments for nuclear facility expansions.", "negative": "The boring record indicates the depths at which samples were collected and their respective split spoon sampling recovery rates in inches."}
{"query": "What is the significance of activity concentration in nuclear measurements?", "positive": "Activity concentration is reported in picocuries per gram (pCi/g) for various radioisotopes, indicating the amount of radioactive material present in a given mass of sample.", "negative": "The analytical results show various counts for radionuclides, with appropriate uncertainty values associated with each measurement."}
{"query": "Site Area Emergency definition", "positive": "Upon receipt of a classification of Site Area Emergency by RBS, the Parish dispatcher/communicator will notify the Director of the Office of Homeland Security and Emergency Preparedness, other key individuals, and supporting response organizations consistent with this classification and in accordance with established procedures.", "negative": "All supporting response organizations will maintain standby status until verbal closeout or escalation of the emergency."}
{"query": "The aging management program for structural bolting related to spent fuel pool gates will monitor material loss.", "positive": "The DCPP Structures Monitoring AMP (B.2.3.33) will be used to manage loss of material for structural bolting associated with the spent fuel pool gates.", "negative": "The spent fuel pool is critical for safely storing nuclear materials after they have been used in the reactor."}
{"query": "What are the environmental conditions considered for the Seismic Isolation System?", "positive": "The SIS design shall accommodate environmental degradation due to aging effects, creep, fatigue, operating temperature, radiation and exposure to moisture or damaging substances.", "negative": "Structures directly interfacing with the SIS shall be designed with adequate rigidity to ensure all seismic isolators are engaged."}
{"query": "What prevents LB-LOCA occurrences in nuclear reactors?", "positive": "Layers of Defense that support prevention of LB-LOCA: NSSS piping system design (e.g. material selection, geometry\u2026) NSSS piping system fabrication (Q/A, welding procedures, welder qualification, weld inspection\u2026) NSSS normal and abnormal operating procedures that limit piping loads In-service Inspection Leak Rate Detection Many months for detection of small leak Multiple independent methods of detection Leak rate progression makes leakage more evident Undetected leakage to the point of piping rupture is not plausible", "negative": "Confirmed by xLPR analysis probabilistic fracture mechanics analysis"}
{"query": "The analysis of Nickel-63 concentration is essential for understanding radiological safety.", "positive": "Nickel-63 is reported with a result of -0.478 pCi/g and an uncertainty of +/-1.80 in the rad liquid scintillation analysis.", "negative": "The report includes various analytical methods performed, which range from DOE EML HALS-300 to EPA 906.0 Modified."}
{"query": "The NRC mandates that valves in the reactor coolant system be designed for maximum safety and reliability during operation.", "positive": "All manual and motor-operated valves of the reactor coolant system that are 3 inches and larger are provided with double-packed stuffing boxes and stem intermediate lantern gland leakoff connections.", "negative": "Materials of construction are specified to minimize corrosion/erosion and to ensure compatibility with the environment."}
{"query": "JIS function activation process", "positive": "The JIS function is established at this point. Activation of the JIC is coordinated with the offsite agencies and carries no time requirement.", "negative": "IT personnel monitor critical digital assets remotely and respond any time an issue is identified."}
{"query": "What are the average measurements from the Site Meteorological Tower data over the years?", "positive": "| Sector | 2001 | 2002 | 2003 | All | Avg  |\n|--------|------|------|------|-----|------|\n| N      | 51   | 57   | 58   | 58  | 55.3 |\n| N-NE   | 48   | 102  | 61   | 102 | 70.3 |\n| NE     | 31   | 55   | 82   | 82  | 56.0 |", "negative": "The NRC maintains rigorous standards for the safety of nuclear facilities."}
{"query": "What is the process for obtaining a nuclear license?", "positive": "The Nuclear Regulatory Commission (NRC) reviews applications for nuclear power plant operating licenses to ensure compliance with safety regulations.", "negative": "Weather conditions and geological assessments are crucial for determining the site suitability for construction projects."}
{"query": "What are the aging effects on core barrel assembly welds?", "positive": "Loss of fracture toughness due to neutron irradiation embrittlement", "negative": "The environment surrounding the reactor coolant and neutron flux plays a critical role in assessing material performance."}
{"query": "The analysis of the radionuclide concentration is expressed in pCi/g Dry.", "positive": "**Units**: pCi/g Dry", "negative": "The count date and time for the sample analysis was recorded as 09/23/2020 12:26."}
{"query": "The qualifications of personnel in charge of fire protection should meet specific engineering and training standards.", "positive": "THE POSITION RESPONSIBLE FOR FORMULATION AND IMPLEMENTATION OF THE FIRE PROTECTION PROGRAM SHOULD HAVE, WITHIN HIS ORGANIZATION, OR AS A CONSULTANT, A FIRE PROTECTION ENGINEER (WHO) IS A GRADUATE OF AN ENGINEERING CURRICULUM OF ACCEPTED STANDING AND (WHO) SHALL HAVE COMPLETED NOT LESS THAN SIX YEARS OF ENGINEERING ATTAINMENT INDICATIVE OF GROWTH IN ENGINEERING COMPETENCY AND ACHIEVEMENT, THREE OF WHICH SHALL HAVE BEEN IN RESPONSIBLE CHARGE OF FIRE PROTECTION ENGINEERING WORK.", "negative": "THE RECOMMENDATIONS FOR ORGANIZATION, TRAINING, AND EQUIPMENT OF 'PRIVATE FIRE BRIGADES' AS SPECIFIED IN NFPA NO. 27, ARE CONSIDERED APPROPRIATE CRITERIA FOR ORGANIZING, TRAINING, AND OPERATING A PLANT FIRE BRIGADE."}
{"query": "What is the role of SGDB sample isolation valves in managing steam generator safety?", "positive": "SGDB sample isolation valve HV-955B isolates SGDB sample from steam generator No. 1 upon remote-manual operation.", "negative": "None; same as items 17A and 17B."}
{"query": "What does it mean to transfer a nuclear device to another general licensee?", "positive": "Transferred to another general licensee (Complete Parts 2 and 3)", "negative": "The NRC Device Key is a unique identifier used in regulatory filings."}
{"query": "The evaluation score reflects the overall scenic quality and environmental impact of the area around the HCS.", "positive": "The BLM Scenic Quality Inventory protocol allows for assigning a score at any integer value within the maximum and minimum score range listed for an individual key factor.", "negative": "While there are no buildings or structures, modifications have previously cleared surrounding areas of forest and natural vegetation."}
{"query": "The NRC mandates that when losing Automatic Depressurization System functionality, the associated valves must be declared inoperable.", "positive": "F.1 Declare Automatic Depressurization System (ADS) valves inoperable.", "negative": "E.2 Restore channel to OPERABLE status."}
{"query": "nuclear materials safety regulations", "positive": "Room in accordance with Title 10 of the Code of Federal Regulations (CFR) 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d", "negative": "Sincerely, David E. Hills, Chief Materials Control, ISFSI, and Decommissioning Branch Division of Nuclear Materials Safety"}
{"query": "threshold limit concentration for Nickel in monitoring wells", "positive": "Nickel has an ACL (Acceptable Concentration Level) of 98 mg/L in Monitoring Well 32-59.", "negative": "The table lists various dates along with their respective concentration levels for different metals."}
{"query": "The NRC stipulates that licensees must take specific actions when testing components of the coolant system.", "positive": "**NOTE** While 1-LPF-62-93C, CHARGING HEADER FLOW CONT, is out of service for removal of M&TE, LCO 3.3.4 may be applicable.", "negative": "Personnel injury and contamination could result if safety and radiological control precautions are NOT observed."}
{"query": "What are the requirements for inservice testing of pumps and valves in nuclear power plants?", "positive": "Specification 4.0.5 establishes the requirement that inservice testing of ASME Code Class 1, 2, and 3 pumps and valves shall be performed in accordance with a periodically updated component of the ASME Code for Operation and Maintenance of Nuclear Power Plants (ASME OM Code) and applicable Addenda as required by 10 CFR 50.55a.", "negative": "The purpose of this specification is to ensure that system and component OPERATIONAL requirements or parameter limits are met before entry into a MODE or condition for which these systems and components ensure safe operation of the facility."}
{"query": "What is a Performance-Based Regulatory Approach in nuclear licensing?", "positive": "A Performance-Based Regulatory Approach (PBRA) emphasizes the use of performance indicators and risk assessments to evaluate the safety and adequacy of nuclear facilities, focusing on actual performance outcomes rather than prescriptive regulations.", "negative": "The proposal outlines the need for advanced technology integration in the next generation of nuclear reactors to enhance efficiency and reduce operational costs."}
{"query": "The removal of a power generation facility from service and addressing residual radioactivity are critical for process safety during decommissioning.", "positive": "Activities that are unique to the termination of operations and decommissioning of a nuclear power generating facility include the safe removal of the facility from service and the reduction of residual radioactivity to a level that permits release of the property under restricted conditions or unrestricted use and termination of the license.", "negative": "The environmental consequences of decommissioning can generally include the following: short-term impacts on air quality and noise from the deconstruction of facility structures."}
{"query": "water table elevation", "positive": "Water Table Elevation1 (ft msl) refers to the level at which the ground is saturated with water and is measured in feet above mean sea level.", "negative": "The moisture content is measured by weight percent indicating the amount of water present in a sample relative to its total weight."}
{"query": "radiolytic gas generation in radioactive waste systems", "positive": "Radiolytic gas generation in highly loaded submerged demineralizer system (SDS) vessels was calculated to be significant.", "negative": "A pressure relief system, consisting of a burst diaphragm and micropore graphite filter, was also added to each SDS vessel to prevent the uncontrolled, long-term buildup of noncombustible gas mixtures."}
{"query": "The AACDG serves as a backup power source to ensure continuity in case of primary power loss.", "positive": "The AACDG (commonly referred to as the station blackout diesel generator) can also be started and connected, from the Control Room, to power either 4.16 kV switchgear.", "negative": "With respect to uniform loading, each train is relatively balanced with the other, with the significant exception being the motor-driven EFW pump, which is powered from red train 4.16 kV switchgear 2A3."}
{"query": "What is the significance of rod average burnup in nuclear reactors?", "positive": "The burnup values applied in the analysis do not exceed the rod average burnup of [ ] gigawatt-days per metric ton of uranium (GWd/MTU) for Zircaloy-4 and up to [ ] GWd/MTU for M5 cladding.", "negative": "This analysis was performed using fuel with a rod outside diameter of 9.5 mm."}
{"query": "What constitutes emergency classification levels in nuclear safety protocols?", "positive": "In the context of a nuclear facility, emergencies are classified into three distinct levels: Alert, Site Area Emergency, and General Emergency, each denoting the severity and nature of the incident and the required response actions.", "negative": "The checklist outlines the process for monitoring and managing public information during an emergency, ensuring effective communication and coordination among the participants."}
{"query": "materials used in nuclear reactor construction", "positive": "Concrete from Zorita is a specialized material harvested for use in nuclear reactor construction, ensuring structural integrity and safety compliance.", "negative": "The timeline for project completion spans multiple phases, including initial discussions, harvesting, and testing, which involve extensive coordination efforts."}
{"query": "control rod movement during alarm conditions", "positive": "The NSO selects a control rod and observes the white backlight is LIT on the Select Matrix and Four Rod Display, but NOT LIT on the Full Core Display.", "negative": "Unit 1 is operating at 50% power with a startup in progress when the following occurs:"}
{"query": "ITAAC deletion process", "positive": "ITAAC Deleted Per License Amendment 94", "negative": "Sufficient Information"}
{"query": "The NRC mandates that licensees monitor the Heat Flux Hot Channel Factor to ensure compliance with safety regulations.", "positive": "LCO 3.2.1 F\u2093(Z), as approximated by F\u2093\u2071(Z) and F\u2093\u02b3(Z), shall be within the limit specified in the COLR.", "negative": "In the event that the neutron flux exceeds specified limits, the operators must perform a series of safety checks and adjustments to maintain operational integrity."}
{"query": "What is the NRC's approach to determining the emergency planning zone size for small modular reactors and other advanced technologies?", "positive": "The NRC is establishing a consequence-oriented, technology-inclusive approach to EPZ size determinations for SMRs and ONTs.", "negative": "As mentioned in the \u201cTechnical Basis\u201d section of this document, NUREG-0396 established the planning basis for EP and established EPZs for large LWRs based on the conclusion that the objective of emergency response plans should be to provide dose savings for a spectrum of accidents that could produce offsite doses in excess of the EPA PAGs."}
{"query": "LOCA frequency assessment", "positive": "So, in terms of plant changes and LOCA frequencies, again they need to demonstrate that they don\u2019t -- There\u2019s, sorry, a couple different options here.", "negative": "Option one is to directly evaluate the effects of the change on those variables that are most important that affect both the frequencies that are articulated in 1829."}
{"query": "seismic isolation system qualification", "positive": "The overall RIPB SIS seismic design and seismic classification process is illustrated in Figure 7-1.", "negative": "Feedback from SPRA results used to evaluate SSC seismic risk significance and update SSC fragilities to meet NEI 18-04 risk targets."}
{"query": "What is the function of the Service Air System in a nuclear plant?", "positive": "The Service Air System is a plant-shared system. The Service Air System consists of two air compressors located in the turbine building and associated piping that extends throughout the plant including into the reactor buildings.", "negative": "The aging management review results for these components are provided in Table 3.3.2-11, Control Air System - Summary of Aging Management Evaluation."}
{"query": "The NRC stipulates that licensees must evaluate the safety and environmental impacts of their operations.", "positive": "The General Design Criteria for nuclear power plants serves as the basis for licensing and regulation by the NRC, ensuring public health and safety are protected during operation.", "negative": "The report also includes detailed thermal performance data measured during the test, indicating various temperature gradients and their impacts on efficiency."}
{"query": "What is a Limiting Fault in nuclear safety analysis?", "positive": "This event is considered to be a Limiting Fault.", "negative": "The case of recirculation pump shaft breaking represents the extremely unlikely event of instantaneous stoppage of the one recirculation pump motor and is considered as an accident."}
{"query": "What are the average aircraft flights at local airports near GGNS?", "positive": "The average number of aircraft flights is reported as 134 per week at Tensas Parish Airport, which services single-engine aircraft.", "negative": "The Vicksburg Municipal Airport has 18 based aircraft and accommodates 57 flights a day, serving primarily local and transient traffic."}
{"query": "What are the candidates for NRC examination scenarios?", "positive": "- CRS\n- ATC\n- BOP", "negative": "The validation for the examination scenario was performed by E Crew."}
{"query": "The NRC mandates that licensees must demonstrate compliance with technical standards.", "positive": "The Nuclear Regulatory Commission (NRC) requires that all licensees maintain compliance with established technical standards governing reactor operations and safety protocols.", "negative": "This software is designed to enhance user experience by providing various customization options."}
{"query": "What is the importance of Replacement Steam Generators in nuclear power plants?", "positive": "The Replacement Steam Generator (RSG) Project at Watts Bar Nuclear Plant (WBN) Unit 2 involves the installation of new steam generators to replace the existing units in order to enhance operational efficiency and safety.", "negative": "The teleconference provided an overview of the WBN Unit 2 operational history, emphasizing the milestones achieved in the last inspection cycle."}
{"query": "What is the Risk Informed Completion Time Program?", "positive": "Specifically, the Risk Informed Completion Time Program is contained in TS 6.5.20 rather than 5.5.20 as shown in the TSTF-591 SER.", "negative": "The differences for the proposed change are administrative and do not affect the applicability of TSTF-591 to the WSES TS."}
{"query": "The assessment of FLEX and HCVS components requires careful consideration of their associated failure rates.", "positive": "\u201cFALSE\u201d indicates FLEX and HCVS are credited, with component failure probabilities based on similar types of equipment; \u201cTRUE\u201d indicates no credit for FLEX or HCVS (which is similar to assigning failure probabilities of 1.0 to FLEX and HCVS components).", "negative": "The table summarizes data on various events and their associated probabilities, which is essential for risk assessment in nuclear regulatory activities."}
{"query": "transition break size definition", "positive": "Transition break size (TBS) for reactors licensed under this part before December 31, 2015, is a break area equal to the largest cross-sectional flow area of the reactor coolant pressure boundary piping excluding the hot leg, cold leg, or crossover leg piping for a pressurized water reactor, or the largest cross-sectional flow area of either the feedwater line or residual heat removal line inside containment for a boiling water reactor, or a plant-specific alternative break area.", "negative": "The staff plans to continue engaging with industry on other approaches (e.g. modified Alternatives 4 and 5) via licensing interactions and workshops."}
{"query": "Review your conditions outlined in the attached license renewal following the recent update.", "positive": "Please find enclosed Amendment No. 33 to NRC License No. 50-27667-01 renewing your license in accordance with application dated June 26, 2020, letter with attachments dated November 20, 2020, and E-mail with attachments dated December 1, 2020.", "negative": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011."}
{"query": "The permit stipulates that samples must be indicative of the discharge and collected under normal operating conditions.", "positive": "Samples shall be collected as the following location just prior to discharge and shall be representative of the discharge.", "negative": "Total Suspended Solids is limited to 30 mg/L and must be monitored monthly."}
{"query": "What is the purpose of the Structures Monitoring program in managing concrete aging effects?", "positive": "The Structures Monitoring (B.2.1.33) program is expected to adequately manage the loss of material (spalling, scaling) and cracking due to freeze-thaw that could occur in below grade inaccessible concrete areas of Group 6 structures.", "negative": "Further evaluation is recommended to determine the need for a plant-specific AMP or plant-specific acceptance criteria to Structures Monitoring AMP, to manage this aging effect."}
{"query": "The NRC sets specific thresholds for radiation levels to ensure safety within different zones.", "positive": "The Action Level is a threshold that, if exceeded, indicates that additional actions are required to manage radiological safety.", "negative": "The logged readings are recorded in counts per minute (cpm), which are essential for monitoring various operational parameters."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory reviews and approvals conducted by the Nuclear Regulatory Commission to ensure that a facility can operate safely and in compliance with federal standards.", "negative": "In addition to safety concerns, the economic impact of nuclear energy on local communities must be considered during planning and development."}
{"query": "What are the requirements for job performance measures in reactor operations?", "positive": "Determine the number of control room system and in-plant system job performance measures (JPMs) to develop using the following table:", "negative": "Select a task for each JPM that supports, either directly or indirectly and in a meaningful way, the successful fulfillment of the associated safety function."}
{"query": "What is the Minimum Detectable Concentration in radiological analysis?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The Report Date for the Certificate of Analysis is August 15, 2019."}
{"query": "What are the components of decommissioning costs according to NRC regulations?", "positive": "The elements of decommissioning costs under 50.75(c)(2) are assigned to three categories: 1. those that are proportional to labor costs, \\(L_x\\); 2. those that are proportional to energy costs, \\(E_x\\); 3. those that are proportional to burial costs, \\(B_x\\).", "negative": "Effective July 1, 2000, the South Carolina LLW burial site applied different price schedules for waste from states within and outside the then newly created Atlantic Compact (comprised of South Carolina, Connecticut, and New Jersey)."}
{"query": "pressurizer design criteria", "positive": "The tank design is based on the requirement to accept a steam discharge from the pressurizer equal to 110% of the pressurizer steam volume at full load.", "negative": "The pressurizer is designed and constructed in accordance with the ASME Code, Section III, 1968."}
{"query": "What is the significance of the energy measured in keV for nuclear isotopes?", "positive": "The table lists various nuclear isotopes along with their energy levels measured in kilo-electronvolts (keV), which indicates the energy of the gamma radiation emitted by each nuclide.", "negative": "The yield percentage indicates the efficiency of production for each nuclide, showing how much of the isotope can be successfully produced or detected."}
{"query": "transfer to cold leg recirculation procedures", "positive": "4. Determine the indications that are monitored to ensure proper system/component operation for each step in 2-EOP-LOCA-3.", "negative": "The proposed references to be provided: None."}
{"query": "What is the significance of a certificate of service in regulatory filings?", "positive": "Pursuant to 10 CFR 2.305, I certify that, on this date, a copy of the foregoing filing was served through the Electronic Information Exchange (the NRC\u2019s E-Filing System) in the above-captioned docket.", "negative": "The NRC requires that all operational reactors comply with the safety standards outlined in 10 CFR Part 50, ensuring that they operate within prescribed limits to protect public health and safety."}
{"query": "The NRC requires that every environmental report includes a detailed assessment of fuel transport and radioactive waste movement.", "positive": "The impacts associated with transporting fresh fuel to one 1,000 MWe model light-water reactor and with transporting spent fuel and radioactive waste (LLRW and mixed waste) from that light water reactor are provided in Table S-4 in 10 CFR 51.52.", "negative": "Based on the February 24, 2022, NRC Memoranda and Orders, the GEIS did not address SLR."}
{"query": "steam jet air ejectors", "positive": "Steam Jet Air Ejectors are an essential component of the Condenser Air Ejection System, designed to maintain a specified pressure within the condenser by removing air and non-condensable gases.", "negative": "The auxiliary steam has a pressure of 170 psig and provides 1238 Btu/lb, which is important for various operational processes in the system."}
{"query": "airborne radioactive material evaluation", "positive": "This section deals with the models, parameters, and sources required to evaluate airborne concentration of radionuclides during plant operations in various plant radiation areas where personnel occupancy is expected.", "negative": "The exposure rates at the surface of the reactor cavity and spent fuel pool water are dependent on the purification capabilities of the reactor cavity and spent fuel pool cleanup systems."}
{"query": "proposed transmission corridor", "positive": "The Proposed Transmission Corridor is identified by the symbol \u25a0\u25a0\u25a0 in the site legend, indicating the planned route for the transmission line.", "negative": "The data sources include several reports from the IDNR dating back to 1984, as well as census data from the U.S. Census Bureau, used to provide demographic and geographic context."}
{"query": "boric acid corrosion management", "positive": "The DCPP Boric Acid Corrosion AMP is an existing condition monitoring AMP that manages loss of material due to boric acid leakage. The DCPP Boric Acid Corrosion AMP monitors mechanical, electrical, and structural components within the scope of LR that are susceptible to boric acid corrosion from systems that contain reactor coolant or treated borated water.", "negative": "The reactor fuel assemblies were designed to withstand a range of operational conditions, ensuring safety and efficiency throughout their operational life."}
{"query": "radionuclide activity measurement", "positive": "The table includes various radionuclides along with their respective activity values measured in g dry.", "negative": "The NRC report also provides an overview of safety protocols implemented during reactor operation."}
{"query": "The evaluation of MEK degradation indicates a half-life span between several days to months, depending on site data.", "positive": "Using a range of half-lives of 20 to 200 days (which is consistent with literature values discussed earlier)\u2014and assuming no further increases of MEK concentrations (consistent with concentration trends at YO-119 and YO-117D)\u2014it would take between 3 months and 3 years for the June 2010 MEK concentrations to drop below cleanup criteria (Exhibit 13).", "negative": "The historic acetone data at downgradient wells showed sporadic hits above the 5 \u00b5g/L performance standards, with a maximum of 50 \u00b5g/L detected in April 2001 at YO-12A."}
{"query": "The NRC mandates that all operational equipment is regularly inspected and assessed to ensure safety compliance.", "positive": "The equipment listed includes operational air handling units such as CRA-P-1 and SGR-AHU-1A, which are critical for maintaining the environmental conditions within the facility.", "negative": "The design of the terminal includes a sophisticated communication system that enhances data transmission and feedback among the various components."}
{"query": "To evaluate the potential impact of tephra falls on stream channels, a bulking factor is applied to account for the additional volume that can be integrated into existing debris flows.", "positive": "The bulking factor typically evaluates the additional amount of material incorporated into an already established debris flow, generated by instantaneously released material upstream and rapid generation of peak-flow conditions.", "negative": "This simplified approach indicates that a potential debris flow would not overtop the 6\u20138-m-deep inactive channels during flooding events, following deposition of 54\u2013113 cm of tephra from a Yellowstone caldera eruption."}
{"query": "What are the regulatory considerations for fusion reactors according to the NRC?", "positive": "The 2009 NRC Memo suggested that an \u201cadditional consideration involves the potential benefits of the NRC establishing a national regulatory framework for fusion devices instead of requiring various State and local agencies to develop programs to address this new technology.\u201d", "negative": "States already handle radioactive sources under Parts 20 and 30 through the Agreement State Program (with 39 states participating) and the NRC exerts oversight through regular audits, so national consistency is already maintained."}
{"query": "The NRC mandates that licensees monitor the Reactor Vessel Water Level to ensure safe operating conditions.", "positive": "4. Reactor Vessel Water Level (RVWL) \u2013 Low, Level 3 (Four channels)", "negative": "One RVWL \u2013 High channel in each RPS trip system"}
{"query": "bounding power history envelope", "positive": "Figure 6-1: Bounding Power History Envelope for CE 14x14 Creep Collapse Initialization Sample Case", "negative": "The reactor pressure vessel is a crucial component in ensuring that the reactor operates within safe pressure levels."}
{"query": "The NRC mandates that a minimum detectable amount for radiological samples is calculated based on specific formulas that take into account background counts.", "positive": "The lower limit of detection for radiological and environmental samples will be determined similar to Regulatory Guide 4.14, Regulatory Guide 8.30 and NUREG-5849, Section 5.2.", "negative": "Calibration procedures may be compilations of published standard practices, manufacturers' instructions, or procedures written in-house."}
{"query": "What is a safety analysis report in the context of nuclear licensing?", "positive": "A safety analysis report (SAR) provides detailed information on the safety measures and analyses that have been performed to evaluate and ensure the safety of a nuclear facility in compliance with regulatory requirements.", "negative": "The economic impact of new nuclear reactors can significantly influence energy prices and market competition."}
{"query": "What is the activity level of isotopes used in nuclear devices?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|-----------------------|------------------|\n| CS137                | 200                   | mCi              |", "negative": "The manufacturer name for the device listed is THERMO MEASURETECH."}
{"query": "defense in depth and diversity analysis", "positive": "The D3 coping analysis is part of a planned license amendment request to support a digital modernization project at Limerick.", "negative": "The NRC staff initiated a Regulatory Audit in accordance with NRR Office Instruction LIC-111 to support review of the D3 evaluation."}
{"query": "The reactor recirculation system is essential for maintaining proper flow and temperature control during operation.", "positive": "The Reactor Recirculation Loop A is part of the systems designed to ensure efficient operation and safety of the reactor.", "negative": "The table lists various piping configurations and their respective isolation valve operators."}
{"query": "what is the boron concentration during refueling", "positive": "The boron concentration of the refueling water and the reactor coolant is maintained at a concentration that will, together with the negative reactivity of control rods, keep the core 5 percent or more \u0394k/k subcritical during the refueling operations.", "negative": "Fuel is moved between core positions or between the reactor vessel and the refueling canal by the reactor manipulator crane."}
{"query": "What procedures are in place to ensure the safety of workers in radiological controlled areas?", "positive": "Rad Haz Areas Exposure Controls procedures are implemented annually to manage and mitigate exposure risks for workers in areas with radiological hazards.", "negative": "The status of inspections can vary greatly depending on safety protocols and the type of equipment being assessed."}
{"query": "What is the purpose of a safety inspection report in the nuclear regulatory process?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) conducts safety inspections to ensure that licensees comply with regulations and standards for safe nuclear operations.", "negative": "The NRC holds various workshops every year to discuss advancements in nuclear technology and safety measures."}
{"query": "What is the role of the Division of Safety Systems in nuclear regulatory processes?", "positive": "The Division of Safety Systems is responsible for overseeing the safety and regulatory compliance of nuclear facilities.", "negative": "Theresa Clark manages various operational aspects within the division."}
{"query": "seismic probabilistic risk assessment", "positive": "SNC is approved to utilize the seismic probabilistic risk assessment (SPRA) model for use in the categorization process rather than the previously approved seismic margin approach.", "negative": "Lead test assemblies (LTAs) 7S1, 7S2, 7ST3, and 7ST4 contain fuel rods that include advanced coated cladding features and doped or standard fuel material."}
{"query": "What are NHPA Section 106 conclusions in nuclear regulatory filings?", "positive": "The NHPA Section 106 conclusion letters are formal documents issued as part of the compliance process with the National Historic Preservation Act, which require federal agencies to consider the effects of their undertakings on historic properties.", "negative": "The reactor containment structure is designed to withstand significant external events, providing protection for both the reactor and the surrounding environment."}
{"query": "Surveillance Frequency Control Program", "positive": "This program provides controls for Surveillance Frequencies. The program shall ensure that Surveillance Requirements specified in the Technical Specifications are performed at intervals sufficient to assure the associated Limiting Conditions for Operation are met.", "negative": "The Control Room Envelope Habitability Program includes procedures for assessing air quality and maintaining the integrity of the control room environment."}
{"query": "failure response of safety systems", "positive": "The PPS protective provision in case the safety system fails to accomplish its safety function is to fail to a known state. In the case of RPS functions, the failed state is to initiate a reactor trip.", "negative": "The LGS design basis events as defined in Chapter 15 for LGS are not changed as a result of this PPS project."}
{"query": "nuclear regulatory commission audit schedule", "positive": "The schedule details various activities, including meetings and site visits between the U.S. Nuclear Regulatory Commission (NRC), Energy Harbor, and contractor subject matter experts (SMEs).", "negative": "The entrance meeting was held to discuss regulatory compliance and safety protocols related to the plant operations."}
{"query": "The temperature of the ultimate heat sink (UHS) plays a crucial role in determining the heat removal capability of emergency systems following a loss of coolant accident.", "positive": "For the limiting UHS post-LOCA peak temperature case the calculated UHS temperature profile shows the temperature initially decreases and remains below the starting temperature until about 36 hours after the event.", "negative": "Routed through the SX cooling coils, the Chilled Water (WO) cooling coils, and the fan and discharge duct (one for each RCFC unit)."}
{"query": "What is the significance of thermal discharge in aquatic ecosystems near nuclear power plants?", "positive": "The DNPS thermal plume has not caused a significant increase in abundance. Striped bass, silver carp, and grass carp have been collected only during one or two years since 1991.", "negative": "The two entrainment and two impingement studies conducted at DNPS over a 13-year period (2005\u20132018) demonstrate a stable aquatic community at the site, with a relatively unchanged fish species composition."}
{"query": "The report presents findings on the concentration of Americium-241 in soil samples collected from the site during the restoration project.", "positive": "Americium-241                 | HUh       | 0.0084  | +/-0.0467         | 0.0895 | 0.400 | pCi/g  |     |    | HAKB       | 11/06/19   | 0953    | 1929693   | 1       |", "negative": "The project involves multiple phases, including site restoration and environmental assessments to ensure compliance with regulatory requirements."}
{"query": "emergency action level", "positive": "Given the following sections of EPIP-EPP-01-EAL, Emergency Action Level Matrix / Unit 1 (see next page).", "negative": "The plant is operating at 100% power with the following sequence of events:"}
{"query": "It is required that containment isolation valves must remain functional during Mod-1 to Mod-4 operations.", "positive": "LCO 3.6.3 Each containment isolation valve shall be OPERABLE.", "negative": "Penetration flow path(s) except for containment shutdown purge valve flow paths may be unisolated intermittently under administrative controls."}
{"query": "The evaluation of flood protection features was conducted to ensure compliance with the licensing basis.", "positive": "Deficiencies and non-conforming or unanalized conditions were not observed during the walkdown of flood protection features that are the subject of the FWR.", "negative": "Channel diversions are not expected to produce a flood event that could affect the site. No flooding elevation is given in the VEGP 1 & 2 FSAR (Section 2.4.9 of Reference 1)."}
{"query": "What is the Control Room Envelope volume for nuclear facilities?", "positive": "Volume of Control Room Envelope, ft\u00b3 (Ref. 5, 4, Attachment L): 240,000", "negative": "Assumed Unfiltered In-leakage, cfm (Ref. 28-31): 436"}
{"query": "What is the significance of the design control process in nuclear licensing?", "positive": "The design control process ensures that any design changes affecting safety will be properly analyzed, reviewed, and implemented with appropriate regulatory oversight.", "negative": "Nuclear power plants are equipped with numerous safety systems designed to prevent reactor core damage during operation."}
{"query": "The NRC has specified parameters for the reset and drop-out values of degraded voltage relays in their documentation.", "positive": "New Allowable Values in terms of secondary voltage at the relays:", "negative": "| Value                    | Source of Data        |\n|--------------------------|-----------------------|\n| Nominal Trip Setpoint    | 0.1 seconds           |"}
{"query": "To comply with health regulations, water samples must be analyzed for contaminants such as lead and nitrate levels.", "positive": "Nitrate (NO3) and nitrite (NO2) levels are monitored and must adhere to the Maximum Contaminant Level (MCL) or action level standards set by regulatory authorities.", "negative": "The data collected from wells shows varying levels of carbon disulfide and trichloroethene, but does not provide specific action levels for those substances."}
{"query": "What is a Nuclear Condition Report (NCR) in regulatory assessments?", "positive": "The inspectors evaluated the effectiveness of maintenance to ensure the following structures, systems, and components (SSCs) remain capable of performing their intended function: Nuclear Condition Report (NCR) 2354739, Investigate/repair overload on 1WL-39A, on October 25, 2020.", "negative": "The inspectors observed and evaluated licensed operator performance in the control room during Unit 1 refueling outage, on October 15, 2020."}
{"query": "What are the consequences of making false statements in NRC applications?", "positive": "It is a criminal offense to knowingly and willfully make a false statement or representation on applications or correspondence (18 U.S.C. 1001).", "negative": "When the application references commitments, those items will be incorporated into the license and therefore will become binding regulatory requirements."}
{"query": "basement faults", "positive": "Faults mapped within the site vicinity fall into two categories: Piedmont faults exposed in northernmost DE, and basement faults beneath the Coastal Plain strata.", "negative": "The 5-mi. radius of the PSEG Site contains no tectonic faults, folds, or structures."}
{"query": "time-limited aging analysis", "positive": "A fatigue analysis is considered to be a time-limited aging analysis (TLAA) as defined in 10 CFR 54.3 when it is within the current licensing basis and is based upon transient cycle assumptions associated with 60 years of plant operation.", "negative": "Table 2 contains all of the Aging Management Review information for the plant, including whether or not it aligns with NUREG-2191 recommendations."}
{"query": "What is the role of the UFSAR in nuclear plant operations?", "positive": "The station shall be operated in accordance with the license granted by the United States Nuclear Regulatory Commission (NRC), the Technical Specifications, and the Updated Final Safety Analysis Report (UFSAR), and the Operational Quality Assurance Program.", "negative": "In addition to these, Virginia Power retained the following consultants: Site geology, hydrology, and seismology: Dames & Moore, Inc."}
{"query": "What are the functions of structural fire barriers in nuclear facilities?", "positive": "Structural Fire Barriers: Walls, Ceilings, and Floors - Fire Barrier - Flood Barrier - HELB Shielding - Shelter, Protection - Structural Support", "negative": "Concrete (Inaccessible Areas): All - Fire Barrier - Flood Barrier - HELB Shielding - Missile Barrier - Shelter, Protection - Structural Support"}
{"query": "What is the significance of the MDA value in nuclear measurements?", "positive": "MDA value not calculated; Half-life too short to be able to perform the decay correction; CAUTION: MDA value is inconsistent with Currie MDA at 95% confidence level.", "negative": "The Energy (keV) of Y-88 is 898.04, and it has a yield of 93.70%."}
{"query": "risk-informed categorization in nuclear power", "positive": "10 CFR 50.69 \"Risk-Informed Categorization and Treatment of Structures, Systems, and Components for Nuclear Power Reactors,\" becomes effective", "negative": "Regulatory Guide (RG) 1.201, Rev 1 is published and endorses NEI 00-04 as an acceptable method for complying with the requirements in 50.69."}
{"query": "The NRC has outlined provisions regarding the compliance with ASME Code requirements for examination coverage in the Inservice Inspection program.", "positive": "In accordance with 10 CFR 50.55a, \"Codes and standards,\" paragraph (z)(1), Entergy Operations, Inc. (Entergy), requests NRC approval of a proposed relief request associated with the Inservice Inspection (ISI) Programs for the cited Entergy nuclear power plants.", "negative": "The proposed alternative will allow Entergy to ensure safety while adhering to regulatory requirements."}
{"query": "What are the hazards that affect low-pressure ECCS suction strainers during recirculation?", "positive": "Hazards of particular interest are those that may introduce phenomena leading to significant challenges to the effectiveness of low-pressure ECCS suction strainers during recirculation (i.e., ECCS water suction from suppression pool, and return to suppression pool via LOCA breaks).", "negative": "Design changes and procedure changes are reviewed for their impact on the PRA model."}
{"query": "The calculation of margins between the ATSP and ALs is essential for determining system performance.", "positive": "Margin to Lower AL (MARRL) ATSP = AL + (Z + * MAR) Rearranged and with dropout terms: MARDO = ATSPDO - AL - Z* = ATSPDO - NTSPDO", "negative": "Performing the same for each relay, new ATSPR_4K in V at the 4160 V bus:"}
{"query": "The calculation of counting uncertainty is performed to ensure confidence in the results reported.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The project includes various client sample IDs to maintain organization and tracking of the samples."}
{"query": "nuclear licensing terminology", "positive": "The Browns Ferry Nuclear Plant Subsequent License Renewal Application is a document submitted to the Nuclear Regulatory Commission to request the continued operation of the facility under a renewed operating license, demonstrating compliance with safety and regulatory requirements.", "negative": "The Tennessee Valley Authority conducts various environmental protection activities to manage construction and maintenance operations effectively."}
{"query": "What are the hydrologic characteristics required for an ESP application?", "positive": "Describe the hydrologic characteristics of the proposed site.", "negative": "Provide the existing and projected population profiles for the area around the site."}
{"query": "The operator must ensure that the levels in the RVLIS are maintained within specified limits during operations.", "positive": "Check RVLIS Level - GREATER THAN RCP-DEPENDENT VALUE", "negative": "Operator monitors parameters while venting and terminates venting when criteria reached."}
{"query": "What does severity level imply in nuclear regulation?", "positive": "Severity Level means violations are categorized in terms of five levels of severity with Severity Level I assigned to the most significant violations and Severity Level IV and Level V violations are minor violations that if left uncorrected would lead to more serious violations.", "negative": "The technical staff members are responsible for conducting inspections and reactive inspections (investigations) in accordance with applicable procedures, rules, regulations and instructions and for categorizing the apparent violations, if any, observed during these inspections."}
{"query": "The NRC is updating their research related to dissimilar metal welds, specifically focusing on CASS.", "positive": "NRC: Update on CASS (dissimilar metal welds)", "negative": "IRSN will re-connect NRC (Carol Nove) with Gerard Cattiaux."}
{"query": "The NRC requires a detailed application for the renewal of operating licenses for nuclear power plants to ensure compliance with safety and regulatory standards.", "positive": "CEG has prepared this environmental report (ER) in conjunction with its application to the NRC for a subsequent license renewal (SLR) of the DNPS OLs, as provided by the following NRC regulations and guidance (NRC 2013a):", "negative": "DNPS is located along the Illinois, Des Plaines, and Kankakee Rivers in Grundy and Will Counties, Illinois."}
{"query": "occupancy factor in nuclear safety assessments", "positive": "Location Occupancy Factor Data is critical for assessing how occupancy influences potential radiation exposure in various compartments over time.", "negative": "Is in compartment 3."}
{"query": "spent resin disposal process", "positive": "The resin in the spent resin storage tank is loosened before disposal by sending pressurized nitrogen or sluice water through the six sparging nozzles in the tank.", "negative": "When operating without steam generator leakage or when the system effluent is being recycled back to the main condenser, there will be essentially zero release of radioactivity from this system."}
{"query": "The regulation stipulates that licensees must provide data on reactor operations to ensure compliance with safety protocols.", "positive": "In accordance with 10 CFR 50.34, applicants for a construction permit or an operating license shall submit a safety analysis report that evaluates the potential hazards associated with the proposed nuclear facility.", "negative": "The amount of cooling water required for a reactor can significantly impact its thermal efficiency and operational costs."}
{"query": "What is the purpose of a Probabilistic Risk Assessment (PRA) in nuclear safety?", "positive": "Probabilistic Risk Assessment (PRA) is a systematic process for evaluating the risks associated with nuclear power operations, focusing on identifying potential accident scenarios and their likelihoods, assessing plant responses, and estimating the consequences of such events.", "negative": "The NRC requires all nuclear facilities to develop comprehensive environmental impact statements, which include detailed evaluations of potential ecological consequences."}
{"query": "acceptance criteria for reactor measurements", "positive": "The acceptance criteria for replicate static measurements is that the same conclusion is reached for each measurement. This is defined as the replicate measurement being within 20% of the standard measurement.", "negative": "The standard measurement values show variations in assessed activities across different quality control cases."}
{"query": "The regulations stipulate that licensees must demonstrate compliance with technical specifications.", "positive": "Under 10 CFR Part 50, a licensee must submit an application containing a safety analysis and a clear description of the proposed facility's systems and structures.", "negative": "The cooling system of the reactor uses both forced and natural circulation to maintain optimal operating conditions."}
{"query": "What criteria are used to assess examination outlines for nuclear reactor operators?", "positive": "Assess whether the outline was systematically and randomly prepared in accordance with Section D.1 of ES-401 or ES-401N and whether all K/A categories are appropriately sampled.", "negative": "Verify that the systems walkthrough outline meets the criteria specified on Form ES-301-3:"}
{"query": "nuclear regulatory licensing process", "positive": "The licensing process for nuclear facilities involves a thorough review of the applicant's qualifications, safety assessments, and compliance with established regulatory standards.", "negative": "The analysis includes operational data that reflects the efficiency of the current reactor systems under varying temperature and pressure conditions."}
{"query": "The collected rainfall data at various measurement stations is crucial for hydrological assessments.", "positive": "Hourly Rainfall Distribution - Thissen Polygon - Lake Anna Drainage Basin.", "negative": "The readings at each station are critical for understanding the area's topography."}
{"query": "What are the licensing requests for regulatory relief during the COVID-19 pandemic?", "positive": "The NRC staff has reviewed and approved several licensing requests seeking temporary flexibilities to maintain the safe and secure operation of the U.S. nuclear fleet during the pandemic.", "negative": "A summary of approved licensing actions provided during this reporting period are summarized below."}
{"query": "Understanding the operational responses related to abnormalities during reactor operations is crucial.", "positive": "Knowledge of system setpoints, interlocks, and automatic actions associated with emergency and abnormal operating procedure entry conditions.", "negative": "Drop control rods may lead to changes in plant configuration but require careful monitoring of overall reactor stability."}
{"query": "The aging management program will focus on identifying and mitigating issues in inaccessible concrete areas.", "positive": "The Structures Monitoring (B.2.1.33) program is expected to adequately manage the loss of material (spalling, scaling) and cracking due to freeze-thaw that could occur in below grade inaccessible concrete areas of Group 6 structures.", "negative": "As a result, the Structures Monitoring (B.2.1.33) program is expected to adequately manage the loss of material (spalling, scaling) and cracking due to freeze-thaw that could occur in below grade inaccessible concrete areas of Group 6 structures."}
{"query": "The integrity of piping components, particularly those subject to loss of material due to environmental factors, is crucial for maintaining safety standards.", "positive": "Piping, Piping Components | Leakage Boundary (spatial) | Stainless Steel | Demineralized Water (Int) | Loss of Material | Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19) | VIII.E.SP-87 | 3.4-1, 016 | A", "negative": "The aging effect on buried piping, including cracking and changes in material properties, necessitates specific inspection protocols."}
{"query": "Total pounds per acre for nuclear site planting", "positive": "Total pounds per acre for various plant species recommended by NRC staff in CUP FEIS is 20.0 for Northern Desert Plant Species and 21.5 for Pinyon/Juniper and Ponderosa Pine species.", "negative": "Western wheatgrass (Arriba) is recommended for sandy sites, while Pinyon/Juniper species thrive in clay and loamy sites."}
{"query": "weighted mean activity of nuclides", "positive": "The weighted mean activity is calculated using the contribution of each nuclide's activity based on its presence in a sample, as shown by the values for K-40, PB-212, BI-214, PB-214, and RA-226 in the table.", "negative": "The comments section indicates potential processing notes and additional information related to the accuracy of the nuclide analysis, such as uncertainties and exclusions from the results."}
{"query": "nuclear security processes", "positive": "Nuclear security is an essential part of safeguarding nuclear facilities and materials from unauthorized access and potential threats, ensuring both public safety and regulatory compliance.", "negative": "The versatility of the reactors allows for various configurations that can accommodate different types of fuels and operational requirements."}
{"query": "What is critical heat flux in nuclear engineering?", "positive": "The Critical Heat Flux (CHF) is the minimum heat flux at which a transition from nucleate boiling to film boiling occurs, which can lead to overheating and damage in nuclear reactors.", "negative": "The 2006 CHF Look-up Table provides an extensive analysis of various thermal hydraulic parameters for different reactor configurations."}
{"query": "nuclide activity measurement", "positive": "The weighted mean activity of CS-137 is reported as 3.95E-02 pCi/grams, indicating its concentration in a specific gram of sample material.", "negative": "Confidence levels for different nuclides can vary; for instance, PB-212 has a confidence of 0.552, which implies it is less reliable than CS-137 with a confidence of 0.999."}
{"query": "What is k-eff in nuclear engineering?", "positive": "The k-eff value, or effective neutron multiplication factor, is a measure of the efficiency of a nuclear reactor in sustaining a chain reaction. It is a critical parameter for reactor safety and performance evaluation.", "negative": "Nuclear reactor coolants are used to transfer heat away from the reactor core to prevent overheating and maintain safe operation."}
{"query": "What is the minimum cooling time required for PWR fuel assemblies?", "positive": "| Minimum Cooling Time (years) | CE     | WE     | B&W   | CE     | WE     | B&W   |\n|------------------------------|--------|--------|-------|--------|--------|-------|\n| 14x14                        | 14x14  | 15x15  | 15x15 | 16x16  | 17x17  | 17x17 |\n| 2.5 \u2264 E < 2.7                | 5.9    | 6.1    | 7.2   | 7.5    | 6.7    | 7.3   |", "negative": "The NRC monitors various compliance programs to ensure that nuclear facilities operate safely."}
{"query": "Groundwater monitoring is essential following the installation of new monitoring wells to assess environmental contamination.", "positive": "The next groundwater sampling periods are Fall 2020 and Spring 2021.", "negative": "There are no known processes in this area that currently or historically used PCE."}
{"query": "The NRC staff will conduct an audit to understand how the steam generator reactor coolant system is maintained despite weld cracking issues.", "positive": "In accordance with the requirements of Title 10 of the Code of Federal Regulations (10 CFR) Part 54, \u201cRequirements for Renewal of Operating Licenses for Nuclear Power Plants,\u201d and NUREG-2172, appendix A, \u201cLicense Renewal Commitments,\u201d the NRC staff will perform an audit to gain a better understanding of: (1) how the Callaway steam generator reactor coolant system (RCS) pressure boundary is adequately maintained in the presence of divider plate weld cracking, and (2) how the susceptibility of the Callaway steam generator tube-to-tubesheet welds to primary water stress corrosion cracking (PWSCC).", "negative": "In March 2015, the NRC published NUREG-2172 \u201cSafety Evaluation Report Related to the License Renewal of Callaway Plant, Unit 1,\u201d Volume 1, which documents the technical review of the Callaway license renewal application (ML15068A342)."}
{"query": "What is greater-than-Class C (GTCC) material in radioactive waste regulations?", "positive": "Those materials whose activity concentrations exceed the limits for Class C LLW are identified by footnote as greater-than-Class C (GTCC) material.", "negative": "The analyses in this NUREG postulate placing this material in a LLW disposal facility, the disposal costs for this material may be significantly overestimated compared with high-density packaging and geologic repository disposal."}
{"query": "What is the purpose of a safety analysis report in nuclear licensing?", "positive": "A safety analysis report (SAR) provides a comprehensive assessment of the potential hazards of a proposed facility and outlines the measures that will be taken to mitigate those hazards under normal and accident conditions.", "negative": "The reactor's cooling system was designed to operate under extreme conditions, ensuring that temperature regulation is maintained even during unexpected events."}
{"query": "What is the effective porosity in groundwater studies?", "positive": "The effective porosity is 0.2 (dimensionless).", "negative": "The flow in river is measured at 533,333 cfs (46,076,971,200 ft\u00b3/day)."}
{"query": "The Nuclear Regulatory Commission mandates that a thorough assessment be conducted regarding a Power Range Monitor failure before proceeding with further actions.", "positive": "Power Range Monitor (PRM) Failure (continued)", "negative": "The Work Control team should be notified to troubleshoot the issue and ensure all requirements are addressed promptly."}
{"query": "The NRC's regulations require a robust framework for assessing emergency categories during nuclear plant incidents.", "positive": "The Emergency Classification program establishes a structured approach to determine and categorize the emergency level based on the scenario and its potential impact on safety and occupational health.", "negative": "The Emergency Medical Response Plan outlines the protocols necessary to ensure proper medical treatment and evacuation procedures during significant incidents."}
{"query": "Source Range Neutron Flux trip Function", "positive": "The Source Range Neutron Flux trip Function provides protection for uncontrolled control rod withdrawal from subcritical and control rod ejection events.", "negative": "The LCO requires two channels of Source Range Neutron Flux to be OPERABLE."}
{"query": "The NRC needs to keep track of radioactive devices, including their activity levels and isotope types.", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| CS137                | 20                   | mCi              |", "negative": "Please update the information as necessary."}
{"query": "Loss of Offsite Power", "positive": "Knowledge of the operational implications of the following concepts as they apply to Loss of Offsite Power: CFR 41.8 / 41.10 / 45.3", "negative": "Components, and functions of control and safety systems, including instrumentation, signals, interlocks, failure modes, and automatic and manual features."}
{"query": "The review of alternatives considered by Xcel Energy focuses on ensuring reliable electricity generation to meet the region's needs.", "positive": "Xcel Energy developed the following set of evaluation criteria to review MNGP replacement alternatives: - The purpose of the proposed action (SLR) is the continued generation of approximately 640 MWe net baseload power beyond MNGP\u2019s current license term to meet future system generating needs.", "negative": "The following generation sources were selected as reasonable replacement alternatives based on capability to provide reliable baseload power: 1. Natural Gas and Renewables Alternative - Natural gas combustion turbine (CT) units with MDCTs located offsite - Wind turbines located offsite - Solar panels located onsite and at offsite locations."}
{"query": "thermal neutron fluence threshold", "positive": "(f) This Case is only for welding in applications predicted not to have exceeded thermal neutron (E < 0.5 eV) fluence of 1 \u00d7 10^17 neutrons per cm\u00b2 prior to welding.", "negative": "The size of the flaw detected in the base metal will be used to define the life of each overlay."}
{"query": "nuclear safety analysis process", "positive": "The nuclear safety analysis process involves a systematic examination of safety-related systems to ensure compliance with regulatory standards and to identify potential hazards.", "negative": "The quarterly maintenance schedule outlines the timelines and necessary procedures for routine checks on non-safety systems and equipment."}
{"query": "The NRC stipulates that operators must establish and maintain clearance boundaries for critical safety systems.", "positive": "NRC2018-A2  Determine Clearance Boundaries for Safety Injection System Leak", "negative": "None of the training aids were applicable to this task."}
{"query": "The NRC has invited feedback on public comments related to regulatory petitions PRM-50-93 and PRM-50-95.", "positive": "Petitioner has responded to NEI\u2019s comments on PRM-50-93 and PRM-50-95 promptly.", "negative": "In these comments on PRM-50-93 and PRM-50-95, Petitioner responds to the Nuclear Energy Institute\u2019s (\"NEI\") comments on PRM-50-93 and PRM-50-95, dated November 24, 2010."}
{"query": "The NRC's audit of the Final Safety Analysis Report identified numerous issues that needed to be addressed by the licensee.", "positive": "From March 2023 to August 2024 the NRC conducted a regulatory audit of FSAR Chapter 16 and Part 4 which generated 68 audit issues.", "negative": "This slide lists the sections in the FSAR Chapter 16 and Part 4."}
{"query": "tectonic stress in the mid-continent region", "positive": "Expert teams that participated in the 1986 EPRI evaluation of intra-plate stress found that tectonic stress in the CEUS primarily is characterized by NE-SW-directed horizontal compression.", "negative": "The primary tectonic elements of the region are off east rift systems such as the Reelfoot Rift, or formal tectonic zones such as the Paleozoic Ouachita Orogenic Belt and Appalachian Mountains."}
{"query": "nuclear licensing requirements", "positive": "The licensing process for nuclear facilities is governed by a set of regulations designed to ensure safety and compliance with federal and state laws.", "negative": "The equipment for cooling systems must be regularly inspected for efficiency and compatibility with existing infrastructure."}
{"query": "The NRC establishes criteria for training personnel involved in regulatory oversight of nuclear facilities.", "positive": "App C Training Requirements for Fuel Facility Inspectors in the Nuclear Material Safety and Safeguards Program Area 10/28/14 (14-026)", "negative": "App D1 Fuel Facility Information Security Inspector Specialized Qualification Program Training and Qualification Journal 10/28/14 (14-026)"}
{"query": "nuclide identification", "positive": "Nuclide identified during the nuclide identification", "negative": "AM-241 has an energy of 59.54 keV and a yield of 36.30%."}
{"query": "10 CFR 55.43(b)(5) for SRO-only processes", "positive": "Question might not be linked to 10 CFR 55.43(b)(5) for SRO-only", "negative": "Can the question be answered solely by knowing immediate operator actions?"}
{"query": "What is the significance of Source Range Monitors in nuclear power plants?", "positive": "The requested changes would modify TS Section 3.3.1.2, \u201cSource Range Monitors (SRM) Instrumentation.\u201d Specifically, the proposed change will allow for a lower required count rate for Surveillance Requirement (SR) 3.3.1.2.4 of \u2265 0.7 counts per second (cps) with a signal to noise ratio \u2265 20:1.", "negative": "A regulatory audit is a planned license- or regulation-related activity that includes the examination and evaluation of information that provides the technical basis for the LAR."}
{"query": "maximum initial enrichment in nuclear fuel assemblies", "positive": "Maximum Initial Enrichment \u2013 37-Assembly Undamaged Fuel Configuration \u2013 0.036 g/cm\u00b2 10B Absorber", "negative": "Design Characteristics of the Fuel Basket Assemblies"}
{"query": "loss of ADS initiation capability", "positive": "Declare ADS valves inoperable.", "negative": "96 hours from discovery of inoperable channel concurrent with HPCS or reactor core isolation cooling (RCIC) inoperable AND 8 days"}
{"query": "What is a Probabilistic Seismic Hazard Analysis in the context of nuclear plants?", "positive": "Probabilistic Seismic Hazard Analysis: Background Information.", "negative": "Environmental Impact Statement for an Early Site Permit (ESP) at the Clinch River Nuclear Site."}
{"query": "What is the aging management evaluation for steel piping in nuclear facilities?", "positive": "The Lubricating Oil Analysis program (B.2.1.25) and One-Time Inspection program (B.1.20) will be used to manage loss of material of the carbon steel and gray cast iron piping, piping components, and tanks exposed to lubricating oil in the Emergency High Pressure Makeup, Residual Heat Removal Service Water, Raw Cooling Water, High Pressure Fire Protection (Diesel Driven Pump), Standby Liquid Control, Standby Diesel Generators, Supplemental Diesel Generator, Control Rod Drive and Diesel Generator Starting Air Systems.", "negative": "Not Applicable. There are no steel heat exchanger components exposed to condensation in screened in portions of Auxiliary Systems."}
{"query": "The inspections mandated by ASME Section XI ensure the integrity of pressure boundaries in nuclear facilities.", "positive": "The RV Nozzle Safe End Welds are designed as a pressure boundary component, made from nickel alloys and subjected to reactor coolant conditions, particularly focusing on aging effects like cracking.", "negative": "Diablo Canyon Power Plant Units 1 and 2 have undergone extensive operational assessments to maintain regulatory compliance."}
{"query": "What are the units of measurement used in nuclear device activity reporting?", "positive": "The following table lists isotopes along with their activity measured in millicuries (mCi): | Isotope (e.g AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) | |---------------------|----------------------|------------------| | CS137               | 100                  | mCi              |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "technical information needed for informed harvesting decisions", "positive": "Technical information needed for informed harvesting decisions", "negative": "Why our organization is interested in harvesting"}
{"query": "The evaluation of liquid radwaste management is crucial for both regulatory compliance and plant safety.", "positive": "Refer to BCP 400-TWX01, Liquid Radwaste Release Form.", "negative": "The candidate should determine the release cannot occur until the missing signature is resolved."}
{"query": "What are the proposed areas for an ESP facility?", "positive": "Proposed Areas for EGC ESP Facility Structures - Vicinity: 6 mi radius around site.", "negative": "The Bureau of Transportation Statistics reported data in 2000 regarding various transportation networks."}
{"query": "What is the purpose of AOP-43 actions in reactor operations?", "positive": "AOP-43 actions result in closing of the RCIC trip throttle valve, which prevents RCIC from automatically injecting to the Reactor given low water level.", "negative": "Question Source: Bank - 17-1 Cert #57"}
{"query": "What is thermal power in the context of nuclear reactors?", "positive": "THERMAL POWER shall be the total reactor core heat transfer rate to the reactor coolant.", "negative": "The TURBINE BYPASS SYSTEM RESPONSE TIME consists of two components: a. The time from initial movement of the main turbine stop valve or control valve until 80% of the turbine bypass capacity is established; and b. The time from initial movement of the main turbine stop valve or control valve until initial movement of the turbine bypass valve."}
{"query": "What are the implications of declining block rates for electricity consumption?", "positive": "Historically, utility rate structures were designed to reflect the cost of service of providing electricity to a customer by using the declining block rate system.", "negative": "For example, it is recognized that TVA's involvement in the promotion of conservation measures was directly responsible for pending legislation in the State of Tennessee that sets new improved insulation standards for new homes."}
{"query": "net peak area in nuclear regulatory filings", "positive": "Net Peak Area is a significant value used in spectrometry to quantify the amount of a specific substance present in a sample, as indicated in the data tables documenting peak analysis at various energy levels in keV.", "negative": "The spectrometry data includes a range of energy values measured during the experimental process, providing insights into the background noise reported from ambient conditions without detailing the net peak area."}
{"query": "What are the types of nuclear waste and their measurements?", "positive": "Spent Resins: 2400 Chemical resins and fission and corrosion products - includes powdex", "negative": "The NRC requires licensees to analyze emergency planning zones to ensure public safety during potential reactor emergencies."}
{"query": "In regulatory proceedings, applicants must provide a rationale for using exemptions in their financial projections.", "positive": "In our license transfer adjudications, we have long held that financial assurance will be acceptable \"if it is based on plausible assumptions and forecasts.\"", "negative": "New York argues that an applicant cannot rely on a prospective exemption to support its cost estimates, but it does not provide support for this argument."}
{"query": "The process for validating job performance measures is critical for ensuring operational effectiveness.", "positive": "**SRRS:** 3D.105 (when utilized for operator initial or continuing training)", "negative": "**Reviewed By:** Brian Payne /s/  *Operations Representative*  **Date:** 12/21/2018"}
{"query": "What is the significance of cracking due to stress corrosion cracking (SCC) in PWRs?", "positive": "Cracking due to SCC could occur in PWR SS bottom-mounted instrument guide tubes exposed to reactor coolant. Further evaluation is recommended to ensure that these aging effects are adequately managed.", "negative": "Cracking due to cyclic loading could occur in steel and SS BWR isolation condenser components exposed to reactor coolant."}
{"query": "analytical methods for isotopic analysis", "positive": "- **Analytical Method:** DOE EML HASL-300, Am-05-RC Modified", "negative": "The samples in this SDG were analyzed on a \"dry weight\" basis."}
{"query": "analytical results for water quality parameters", "positive": "The Semiannual Report includes analytical results and field measurements for various parameters measured in water, including Draft B. Water, pH, Dissolved Oxygen, and Electrical Conductivity.", "negative": "Values marked with '<' indicate that the result is less than the limit of detection (LOD)."}
{"query": "calibration frequency for radiation measurement instruments", "positive": "A licensee committed to a routine or emergency radiation survey program should perform an acceptable calibration of all radiation measurement instruments and equipment at the frequency specified in NRC regulations, annually, or at the frequency recommended by the manufacturer, whichever period is shorter.", "negative": "Routine maintenance of radiation measurement instruments should be performed as recommended by the manufacturer."}
{"query": "What are the requirements for facility licensee examination reviews?", "positive": "Yes. The independent managerial or supervisory reviewer is confirming and signing that the written examinations and operating tests meet the requirements of NUREG-1021.", "negative": "NUREG-1021 eliminated the limits on written question repetition from quizzes given during the training program, thereby eliminating the need to track question histories."}
{"query": "The design of the confinement system for spent nuclear fuel storage must adhere to specified safety standards and regulations set by the NRC.", "positive": "The TSC is the confinement system for the stored fuel. The TSC assembly consists of a right circular cylindrical shell with a welded bottom plate, a fuel basket, a closure lid, a closure ring, and two sets of redundant penetration port covers.", "negative": "NAC International Inc., Final Safety Analysis Report for the MAGNASTOR\u00ae System, Docket No. 72-1031"}
{"query": "Licensees must conduct rigorous statistical evaluations to ensure measurements meet established release criteria.", "positive": "The evaluation of the Sign test results clearly demonstrates that the survey unit passes the unrestricted release criteria; thus, the null hypothesis is rejected.", "negative": "No anomalies were observed during the performance or analyses of the survey."}
{"query": "What is a Neutron Source Assembly (NSA) in nuclear storage?", "positive": "One Neutron Source, or Neutron Source Assembly (NSA) is permitted to be loaded in a TSC in fuel storage locations No. 11, 12, 13, 18, 19, 20, 25, 26 or 27. Neutron source assemblies may contain source rods attached to hardware similar in configuration to guide tube plug devices (thimble plugs) and burnable absorbers, in addition to containing burnable poison rodlets and/or thimble plug rodlets.", "negative": "Fuel assemblies may contain any number of unirradiated (i.e., not inserted in-core) nonfuel solid filler fuel replacement rods. Activated stainless steel rods are limited to 5 per assembly at a maximum burnup/exposure of 32.5 GWd/MTU."}
{"query": "The regulatory requirements for evaluating transient behavior in reactor cores are crucial for ensuring safety compliance.", "positive": "SVEA-96 Optima3 transient validation for   \\( J^c \\), measured temperature vs minimum CPR simulated.", "negative": "Measured and POLCA-T calculated time of dryout for FRIGG SVEA-96 Optima3 transient dryout tests."}
{"query": "The regulatory considerations for microreactors have become increasingly important due to their unique implications for safety and siting.", "positive": "Siting is usually one of those issues that's discussed a lot in terms of microreactors.", "negative": "Another activity that's going on right now is microreactors, which are receiving a lot of attention."}
{"query": "What is the significance of time frame in analyzing precipitation data for nuclear safety?", "positive": "Time frame is critical in precipitation data analysis as it determines the resolution and reliability of the hydrological models used in safety assessments.", "negative": "Base Map Added Precipitation Grid corresponds to an updated mapping method used for visualizing rainfall distribution over a defined area."}
{"query": "The calibration constant of this detector was found to be 3.894109E+09 during tests.", "positive": "**Cal. Constant**        | 3.894109E+09 | as found |           |", "negative": "The meter readings indicate several values, including NA mR/hr and 14.7 mR/hr for various reference points."}
{"query": "Nuclear Fire PRA Methodology", "positive": "Methods may have been used in the FPRA that deviate from guidance in NUREG/CR-6850, \u201cEPRI/NRC-RES [Office of Nuclear Regulatory Research] Fire PRA Methodology for Nuclear Power Facilities\u201d (References 22, 23, and 24), or other acceptable guidance (e.g., frequently asked questions (FAQs), NUREGs, or interim guidance documents).", "negative": "The NRC staff evaluates the acceptability of the PRA for each new risk-informed application, and as discussed in RG 1.174, recognizes that the acceptable technical adequacy of risk analyses necessary to support regulatory decision-making may vary with the relative weight given to the risk assessment element of the decision-making process."}
{"query": "What are DBA forces in nuclear structural design?", "positive": "The DBA forces are 2 to 5 times larger than other forces that are applied to the lower support structure.", "negative": "The stress in the various structural members for all of the design load cases was found to be below the design criteria as specified in Section 6.2.2.16."}
{"query": "What are the requirements for a nuclear reactor's safety analysis?", "positive": "The safety analysis must evaluate the potential hazards associated with the reactor, including internal and external events that could affect safety and operational reliability.", "negative": "The regulatory filing process includes submissions of license applications, amendments, and reports to ensure compliance with safety regulations."}
{"query": "uncertainty approach for licensing parameters", "positive": "This SE does not approve the proposed uncertainty approach for parameter [       ] licensees may (1) conservatively apply [       ] to this parameter, or (2) justify alternative approaches (e.g., via citation of additional representative data) for determining [       ] in their implementation submittals.", "negative": "The results of the study indicated significant improvements in the efficiency of the reactor's thermal performance through optimized fuel management strategies."}
{"query": "What is the definition of a manual action in reactor operations?", "positive": "A manual action is any operator action, or set of actions, which causes the control rods to be rapidly inserted into the core, and does not include manually driving in control rods or implementation of boron injection strategies.", "negative": "The NRC requires a comprehensive analysis of potential accident scenarios at nuclear facilities to ensure operational safety and regulatory compliance."}
{"query": "The NRC's evaluation includes measuring airborne radioactive concentrations to ensure compliance with safety standards.", "positive": "Parameters and Assumptions for Calculating Airborne Radioactive Concentrations", "negative": "Average Individual Exposure Based on PWR Plant Age"}
{"query": "nuclide identification in nuclear safety", "positive": "The identified nuclides included K-40, CS-137, PB-212, and BI-214, with their respective confidence levels, energy outputs, yields, and activity measured in pCi/gram.", "negative": "Errors quoted at 2.00\u03c3sigma."}
{"query": "The design of the AFWS incorporates features to ensure redundancy and dependability during operation.", "positive": "As recommended in NUREG-0800, the reliability evaluation of the AFWS was performed utilizing the methodology in Appendix III and Annex I of Appendix X in NUREG-0611.", "negative": "The motor-operated valves in the miniflow lines of trains A and B (5154 and 5155) are subject to maintenance for calibration of the flow element actuation device in these valves."}
{"query": "What is the role of radiological environmental monitoring in nuclear plant safety?", "positive": "Duke Energy collects and analyzes samples of air, water, sediment, fish, vegetation, and milk, if available, for radioactivity as part of its ongoing, comprehensive Radiological Environmental Monitoring Program.", "negative": "The special pathway receptors analysis is an important part of the environmental justice analysis because consumption patterns may reflect the traditional or cultural practices of minority and low-income populations in the area."}
{"query": "What is covered in the Initial License Examination Outline for nuclear plants?", "positive": "Indiana Michigan Power Company (I&M), the Licensee for Donald C. Cook Nuclear Plant Units 1 and 2, hereby submits a copy of the Initial License Examination Outline for the planned July/August 2018 Examination at Donald C. Cook Nuclear Plant (CNP).", "negative": "The examination is being prepared in accordance with NUREG 1021, Revision 11."}
{"query": "The NRC guidance allows for a risk-informed methodology to handle issues related to GSI-191 and GL 2004-02.", "positive": "The risk-informed approach is consistent with the guidance of Nuclear Regulatory Commission (NRC) Regulatory Guide (RG) 1.174 and SECY-12-0093.", "negative": "The primary purpose of the ECCS is to ensure the long-term removal of decay heat from the reactor fuel following a loss of coolant accident (LOCA)."}
{"query": "What are the requirements for transportation risk management in nuclear projects?", "positive": "It is recommended that all delivery trucks used to transport project materials [loaded resin, yellowcake, process chemicals and 11e.(2) by-product material] should carry the appropriate certifications of safety inspections.", "negative": "If birds begin to use the retention ponds, it is recommended that any bank vegetation that would provide cover for birds should be removed, and visual or sound devices should be installed to ward off birds."}
{"query": "What is the purpose of the HEC-HMS model in nuclear safety analysis?", "positive": "HEC-HMS models are used to calculate runoff hydrographs from each subarea and maximum water surface levels of storage areas in the LIP analysis.", "negative": "The software is dedicated in accordance with QA procedures."}
{"query": "What are the alternative requirements for nozzle inner radius inspections in nuclear reactors?", "positive": "In lieu of an ultrasonic examination, licensees may perform a VT-1 examination in accordance with the Code of Record for the ISI program using the allowable flaw length criteria of Section XI, Table IWB-3512-1, with limiting assumptions on the flaw aspect ratio.", "negative": "Prior to welding, an examination or verification must be performed to ensure proper preparation of the base metal, and that the surface is properly contoured so that an acceptable weld can be produced. This verification is to be required in the welding procedure."}
{"query": "What is the significance of the 500ml Marinelli geometry in gamma spectrum analysis?", "positive": "- **Geometry**: 500ml Marinelli", "negative": "- **Dead Time**: 0.32 %"}
{"query": "What is meant by the term 'transfer' in signal processing?", "positive": "THE OUTPUT EQUALS THE SIGNAL WHICH HAS BEEN SELECTED BY TRANSFER. THE EXIT OF THE TRANSFER IS IDENTIFIED BY AN ASSIGNMENT.", "negative": "THE OUTPUT IS DIRECTLY PROPORTIONAL TO THE INPUT'S VALUE."}
{"query": "steam generator tube integrity requirements", "positive": "SG tube integrity shall be maintained AND All SG tubes satisfying the tube plugging or repair criteria shall be plugged or repaired in accordance with the Steam Generator Program.", "negative": "Separate Condition entry is allowed for each SG tube."}
{"query": "The analysis of break sizes is crucial for determining the safety of the nuclear reactor design.", "positive": "The size of the transition break is important in assessing the safety and operational aspects of the reactor design, specifically during the transition from large-break to small-break loss-of-coolant accidents.", "negative": "The regulatory framework ensures that all proposals are thoroughly analyzed to protect public health and safety."}
{"query": "What are the safety regulations for coolant systems in nuclear reactors?", "positive": "Coolant systems are essential for maintaining safe operating temperatures in nuclear reactors and are regulated under specific safety standards to ensure their effectiveness in heat transfer and containment of radioactive materials.", "negative": "During the teleconference, the Committee discussed various topics, including the importance of workforce training and the impact of technological advancements on reactor design."}
{"query": "What criteria determine the ACTIVE status of a nuclear operator's license?", "positive": "The applicant determines RO C\u2019s license is ACTIVE.", "negative": "On 06/15/22, RO C failed the As-Found simulator exam, this would have suspended his LOR status."}
{"query": "What is the significance of energy measurements in nuclear safety analysis?", "positive": "Energy measurements are crucial in nuclear safety analysis as they provide insights into the behavior of radioactive materials and the effectiveness of safety systems.", "negative": "Nuclide identification employs library references to determine the existence and concentration of specific isotopes present in a sample."}
{"query": "What is stress corrosion cracking in aluminum piping?", "positive": "Cracking due to SCC", "negative": "Consistent with NUREG-2191."}
{"query": "gaseous radwaste system", "positive": "Gaseous Radwaste System \u2013 Summary of Aging Management Evaluation.", "negative": "The inspection of internal surfaces in miscellaneous piping and ducting components is critical to ensuring structural integrity."}
{"query": "The NRC indicates that no aging management programs are necessary due to the absence of aging effects for the Transmission Connectors.", "positive": "Because there are no aging effects requiring management, no aging management programs are required for the Transmission Conductors.", "negative": "The materials of construction for the Transmission Connectors are: - Aluminum, Steel."}
{"query": "The NRC mandates that the risk implications of each application of an extended Completion Time be continuously examined within the framework of the RICT Program.", "positive": "The total average annual change in risk for extended CTs will be compared to the guidance of RG 1.174, Figures 4 and 5, acceptance guidelines for CDF and LERF, respectively.", "negative": "This enclosure provides a description of the process applied to monitor the cumulative risk impact of implementation of the Risk-Informed Completion Time (RICT) Program, specifically the calculation of cumulative risk of extended Completion Times (CTs)."}
{"query": "What is a control transient in reactor operations?", "positive": "The \u00b110 percent step change in load demand is a control transient which is assumed to be a change in turbine control valve opening that might be occasioned by disturbances in the electrical network to which the station output is tied.", "negative": "Maximum permissible temperature rates of change, as a function of pressure and temperature."}
{"query": "What measures are required during construction to limit adverse effects on water quality?", "positive": "For construction considerations, please note the amplification of the text in Section 4.4 which addresses the measures and controls to be utilized during construction to limit adverse effects, including siltation and turbidity.", "negative": "Due to the lack of adequate technology for the separation of fish from debris, the staff feels this recommendation is infeasible at the present time."}
{"query": "What is the significance of Fission Gas Release in nuclear safety?", "positive": "Figure 29-16: Fission Gas Release C/M for Ramps, Lower-bound Model shows the modeling aspects of fission gas release, which is critical for understanding reactor behavior during normal and accident conditions.", "negative": "The analysis conducted in this report includes various parameters of reactor operation, such as temperature and pressure, which are essential for evaluating general safety protocols."}
{"query": "low pressure ECCS injection subsystem", "positive": "Restore low pressure ECCS injection/spray subsystem(s) to OPERABLE status.", "negative": "HPCI System inoperable AND Condition A entered."}
{"query": "The cumulative dose received by the thyroid and total effective dose equivalent (TEDE) over time must be carefully monitored during nuclear operations.", "positive": "Cumulative doses for thyroid and TEDE were calculated over specified time intervals to ensure compliance with safety regulations.", "negative": "The report details various measurements taken during the operation, including ambient temperature and pressure readings throughout the experiment."}
{"query": "What is the significance of the scale in project site mapping for the Crownpoint Uranium Project?", "positive": "The scale on the map of the Crownpoint Uranium Project indicates the relative size of the drainage areas, providing critical context for evaluating site drainage management and safety measures.", "negative": "The project site includes multiple drainage areas such as Drainage Area 1, Drainage Area 2, and Drainage Area 3, which are labeled on the map to assist in location identification."}
{"query": "The effective duration limits for entering MODE 4 after a required shutdown are detailed in the regulatory stipulations.", "positive": "The time limits of Specification 3.0.3 allow 37 hours for the unit to be in MODE 4 when a shutdown is required during MODE 1 operation.", "negative": "For example, if MODE 2 is entered in 2 hours, then the time allowed for entering MODE 3 is the next 11 hours, because the total time for entering MODE 3 is not reduced from the allowable limit of 13 hours."}
{"query": "What are the considerations for containment purge during outage activities?", "positive": "Containment purge may be required to be aligned during certain outage activities that pose a high potential for generation of airborne radioactivity.", "negative": "Precautions related to two train operation: 1. PER 78024 has documented that annulus delta-P indication, and annulus vacuum, are impacted by higher Unit 1 Shield Bldg Vent flows."}
{"query": "average enrichment of uranium in nuclear fuel assemblies", "positive": "The Minimum Initial Assembly Avg. Enrichment wt % 235U (E) specifies the required enrichment levels for different assembly types in a pressurized water reactor (PWR) context.", "negative": "The cooling times for various fuel assemblies vary significantly based on their design and operational history."}
{"query": "tsunami risk assessment", "positive": "Landslide-generated tsunamis typically cause the greatest levels of inundation on shorelines immediately landward of the slide event.", "negative": "The tsunami was generated at the Gorringe Bank, approximately 125 miles (201 kilometers [km]) from the Portuguese coast, due to a displacement in the submarine fault."}
{"query": "What is the procedure for shutting down a Reactor Coolant Pump after a seal failure?", "positive": "RCP #3, seal No. 1 has failed, and per 13003-1, \"Reactor Coolant Pump Operation,\" RCP #3 is required to be immediately shutdown.", "negative": "All RCP standpipes were last filled over two weeks ago."}
{"query": "What is the purpose of the combined license review procedure in nuclear regulation?", "positive": "Section 207 of the ADVANCE Act requires the NRC to establish and carry out an expedited procedure for qualifying combined license applications with specified deadlines to meet to the maximum extent practicable, and report delays to the Commission and Congress.", "negative": "The economic impact of energy policies can significantly affect consumer behavior and market dynamics, influencing how energy resources are allocated across sectors."}
{"query": "What is the significance of dose limits in nuclear waste management?", "positive": "The proposed \"dose limit\"--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What are the requirements for the Ge-68 breakthrough tests in nuclear medicine?", "positive": "Maintaining a record of the breakthrough tests for at least 3 years. These tests should include the ratio of the measured activity of Ge-68 or Ga-68 corrected for the time of elution, time and date of the elution, time and date of the measurement, and the name of the individual who made the measurement;", "negative": "Sending a written report to the appropriate NRC Regional Office within 30 days after discovery of a generator that is unable to meet the manufacturer\u2019s stated breakthrough limits of Ge-68 on multiple occasions rendering the generator unusable in human patients and research subjects."}
{"query": "The NRC evaluates material properties for nuclear components using specific standards and regulations.", "positive": "Axial welds at azimuthal angles of 77\u00b0, 197\u00b0 and 317\u00b0 are all Electroslag with the same material properties (BAW-2258, Document No. 77-2258-00) but with different fluence values. Thus, the ES weld at 317\u00b0 which has a higher fluence value is limiting.", "negative": "The bounding ART in the table is the ESW material with Heat No. 37A334/3496 and ART of 103 \u00b0F."}
{"query": "What are the requirements for sealed sources and devices in nuclear licensing?", "positive": "Applicants must provide the radionuclide and nominal activity for each requested sealed source, the manufacturer\u2019s or distributor\u2019s name, and model number for each device, and the number of gauges for each model. Licensees will be authorized to possess and use only those sealed source and devices specifically approved and registered by the NRC or an Agreement State.", "negative": "If this individual is not a full-time employee of the licensed entity, his or her position and relationship to the licensee should be specified."}
{"query": "containment monitoring system", "positive": "Required containment cooler condensate monitoring system inoperable. | C.1 Perform SR 3.4.15.1. | Once per 8 hours", "negative": "D.1 Restore required containment atmosphere particulate radioactivity monitor to OPERABLE status. | 30 days"}
{"query": "The adequacy of Probabilistic Risk Assessment (PRA) models must be supported by sufficient information according to regulatory guidelines.", "positive": "The NRC has established that for license applications, the technical adequacy of PRA models is crucial, particularly when no PRA standards exist.", "negative": "Maintaining effective communication with the stakeholders is essential for the successful renovation of the facility."}
{"query": "RCP shutdown procedure", "positive": "Perform an RCP shutdown as follows: If RCP Oil Lift Pump is NOT available, shutdown of RCP may still proceed. The Oil Lift pump should NOT be started for any RCP that is being stopped due to loss of thermal barrier cooling.", "negative": "The immediate operator actions of 19000-1, E-0 Reactor Trip or Safety Injection are complete, THEN go to Section 4.2.1 Step 4.d."}
{"query": "East Coast magnetic anomaly", "positive": "Regionally, the East Coast magnetic anomaly exhibits amplitudes ranging from 300 to 500 nanotesla (nT), and widths from 47 to 80 mi., being narrowest off Cape May, NJ.", "negative": "Gravity and magnetic modeling has shown that the major contributor to the magnetic low field associated with a basin resulted from the negative induced dipole component from a strongly magnetized mafic body southeast of the basin, and that the effect of the basin field was."}
{"query": "The potential consequences of a large-break loss-of-coolant accident can be mitigated by implementing certain emergency measures.", "positive": "For large-break LOCAs, the most limiting single failure is the loss of one train of emergency core cooling system (ECCS) injection.", "negative": "The acceptance criteria for the LOCA described in 10 CFR 50.46(1) are met as follows: - A. The calculated maximum fuel element cladding temperature is below the requirement of 2200 \u00b0F."}
{"query": "The validation of Zr-4 material is crucial for ensuring structural integrity in nuclear reactors.", "positive": "The calibration and validation of Zr-4 are essential to demonstrate that the material meets the necessary safety and quality standards in nuclear applications.", "negative": "Power histories provide insight into the operational performance of a nuclear reactor over time."}
{"query": "safety injection system operation", "positive": "At time 12:00: A Reactor Trip and Safety Injection have occurred coincident with a LOOP.", "negative": "Given: - Unit 2 is at 100% Reactor Power - 21 and 22 CCW Pumps are in service"}
{"query": "Nuclear reactor coolant pumps must cease operation within a designated period after losing component cooling supply flow to the oil coolers.", "positive": "RCPs are required to be stopped within 10 minutes following a loss of CCS flow to the RCP oil coolers.", "negative": "Plausible because the first part is correct. RCPs are required to be stopped within 10 minutes following a loss of Train A CCS flow. The second part is plausible because the RCPs have also lost cooling flow to the Thermal Barriers, however, this does not require the RCPs to be stopped as long as RCP Seal Injection is in service."}
{"query": "nuclear regulatory licensing process", "positive": "The licensing process for nuclear facilities involves a comprehensive review of safety, environmental, and operational considerations to ensure compliance with established regulations.", "negative": "The legal team at Honeywell is responsible for overseeing mergers and acquisitions in various sectors, ensuring that all transactions adhere to corporate policies."}
{"query": "PARAGON2 qualification process", "positive": "Therefore, the NRC staff finds the use of PARAGON2 as a stand-alone code or part of Westinghouse\u2019s overall fuel licensing process acceptable.", "negative": "The NRC staff reviewed these trends and found that there is adequate, or in some cases, exceptional agreement."}
{"query": "What is the Primary Element Accuracy in flow measurement?", "positive": "The Primary Element Accuracy (PEA) for flow element 1G33-N035 is \u00b10.461%. This value is rounded up to \u00b10.5% for use in the setpoint calculation.", "negative": "The upstream distance exceeds the recommended minimum distance of 0.5D in ASME MFC-3M-1989 (Ref. 6.3), Table 7, \u201cRecommended Straight Lengths for ASME Venturi Tubes (for 0.5% Additional Uncertainty).\u201d"}
{"query": "baseline conditions assessment", "positive": "Establishing baseline conditions is crucial to support regulation and environmental impact assessments for nuclear facilities.", "negative": "The assessment of weak points in the environmental management plan is necessary to ensure sustainable practices."}
{"query": "TVA is seeking NRC endorsement for BWRVIP-321 Revision 1-A to enhance its vessel surveillance program.", "positive": "As part of this application, TVA also requests NRC approval to implement BWRVIP-321 Revision 1-A, \u201cBoiling Water Reactor Vessel and Internals Project, Plan for Extension of the BWR Integrated Surveillance (ISP) Through the Second License Renewal (SLR),\u201d as required by NRC Safety Evaluation included in BWRVIP-321 Revision 1-A and per 10 CFR Part 50, under NRR IV. H, Paragraph III.B.3.", "negative": "A non-proprietary version of BFN SLRA Section 4 is provided in Enclosure 1."}
{"query": "Wind direction data is essential for understanding meteorological conditions affecting the reactor environment.", "positive": "Wind direction: W refers to the observations necessary for assessing how wind patterns may influence reactor safety and operational protocols.", "negative": "The total number of observations recorded for different wind directions provides a comprehensive overview of meteorological conditions, but does not directly link to safety measurements in nuclear operations."}
{"query": "The assessment of measurement reliability must ensure that results from different methods align appropriately.", "positive": "Comments/Corrective Actions: The replicate measurement results are in acceptable agreement.", "negative": "| ID                   | Activity | +20%     | -20%     | ID         | Activity | Acceptable | Y/N|"}
{"query": "What are the criteria for withholding proprietary information in nuclear licensing?", "positive": "I have personal knowledge of the criteria and procedures utilized by Westinghouse in designating information as a trade secret, privileged, or as confidential commercial or financial information.", "negative": "I am requesting the proprietary portions of LTR-NRC-22-29, Enclosure 2 (Westinghouse Topical Report CENPD-289-P, Supplement 1) be withheld from public disclosure under 10 CFR 2.390."}
{"query": "What is the role of additive manufacturing in nuclear applications?", "positive": "Additive manufacturing allows for the creation of complex components that may be difficult or impossible to fabricate using traditional manufacturing methods, which can lead to significant reductions in waste and overall manufacturing costs.", "negative": "The document outlines various management strategies for nuclear facilities, emphasizing the importance of operational efficiency and regulatory compliance."}
{"query": "cooling tower plume effects", "positive": "The major thrust of the following discussion is aimed at an evaluation of cooling tower plume effects. An assessment of the contribution of moisture to the ambient environment from cooling tower blowdown waste heat discharge is included.", "negative": "Operation of a new facility at the Grand Gulf site will influence the local climatology. A discussion of the expected extent of this influence is presented in this section."}
{"query": "What are the implications of confidential information in the nuclear industry?", "positive": "The Annual ISA Summary Update contains commercial information of a confidential nature that is not available in public sources or available to the public.", "negative": "This information contained in the Annual ISA Summary Update is commercial and confidential because it:"}
{"query": "containment loss-of-coolant accident analyses", "positive": "Containment loss-of-coolant accident analyses, which include the effects of flow through vents with grating, as described in 1, 2, and 3 above, consider only the reduced effective flow areas after subtracting the grating area.", "negative": "Five nodal configurations of the upper reactor cavity (URC) are considered. These nodal models contain 1, 6, 12, 18, and 36 nodes in the URC."}
{"query": "The analysis of vehicle usage during the decommissioning phase involves estimating the number of trips made by transport vehicles.", "positive": "During decommissioning, it is estimated that there will be 44 one-way trips per day using passenger vehicles for worker transport.", "negative": "The equipment types include various makes and models, with different horsepower ratings contributing to distinct operational characteristics."}
{"query": "permanent disability reporting requirements", "positive": "If an operator develops any permanent physical or mental condition that could adversely affect his or her performance of assigned operator job duties or cause operational errors endangering public health and safety, it must be reported to the NRC within 30 days of learning of the diagnosis (per 10 CFR 55.25 and \u00a755.33(a)(1)).", "negative": "Section C.3 of ES-605 of NUREG-1021 and Information Notices 04-20, 94-14, and 91-08 (all of which are available via links from the operator licensing web page) provide additional information regarding the staff\u2019s expectations with respect to medical standards for licensed operators."}
{"query": "Common Emergency Plan in nuclear facilities", "positive": "NextEra Energy Seabrook (NES) is enhancing the emergency preparedness program for Seabrook Station by integrating its site-specific emergency plan into a Common Emergency Plan (CEP) together with the other nuclear plants that are part of the NextEra Energy Nuclear Fleet.", "negative": "Exeter Hospital is accredited by DNV Healthcare in compliance with 42 CFR 482.15, \"Condition of Participation: Emergency preparedness\"."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves various stages such as pre-application consultation, formal licensing application, and ongoing compliance and oversight by the Nuclear Regulatory Commission (NRC).", "negative": "Framatome's trademarks, including GALILEO and M5, signify the company's commitment to innovation in nuclear technology and service excellence."}
{"query": "What does FSWOL stand for in the context of nuclear repairs?", "positive": "Implementation of the FSWOL alternative described in Attachments 1 and 2 of this request produces an effective repair for future mitigation of SCC in the identified weld and maintains the nozzle geometry to permit future ASME Code, Section XI, Appendix VIII UT examinations as implemented through Code Case N-653-2.", "negative": "The provisions of this alternative are applicable to the fifth 10-year in-service inspection interval for BSEP, which commenced on May 11, 2018, and will end on May 10, 2028."}
{"query": "The NRC has determined that issues categorized as Category 1 in the GEIS do not require additional evaluations in specific environmental reviews unless there is significant new information.", "positive": "In the 2013 GEIS, NRC considered Category 1 issues to be those that had been found to result in essentially the same (generic) impact at all nuclear plants (or for some issues, those plants having a specific type of cooling system or other characteristics in common). Under NUREG-1437, Category 1 issues did not need to be re-evaluated in plant-specific environmental reviews absent new and significant information indicating the potential for a change in the level of impact relative to that in the GEIS.", "negative": "TVA has prepared Table 1.2-1, which indicates the sections in the BFN SLRA ER that respond to each requirement of 10 CFR 51.53(c), to verify conformance with regulatory requirements."}
{"query": "nuclear radiation measurement", "positive": "| Americium-241              | U         | 0.00224        | +/-0.02355          | 0.0542| 0.400| pCi/g   |      |      | MSX2     | 08/01/19 | 0859 1898435 | 1      |", "negative": "**Company:** LaCrosseSolutions  \n**Address:** S4601 State Hwy 35  \n**City:** Genoa, Wisconsin 54632  \n**Contact:** Mr. Jason Q. Spaide  \n**Project:** LACBWR Site Restoration Project  \n**Report Date:** August 15, 2019  \n\n**Client Sample ID:** L1-010-106-AJGS-035A-SS  \n**Sample ID:** 485191009  \n**Matrix:** Solid  \n**Collect Date:** 13-JUN-19  \n**Receive Date:** 19-JUL-19  \n**Collector:** Client  "}
{"query": "EOP-5 entry requirements", "positive": "EOP-5 entry is required because East Crescent area water level is above the Max Normal value of 0\u201d. With Annunciator 09-4-2-32 in alarm, the associated pump is required to be running. Additionally, EOP-5 requires operation of the pump.", "negative": "Plausible because Drywell floor drain sumps automatically isolate on a LOCA signal to contain leakage."}
{"query": "The cooling time required for nuclear fuel assemblies varies based on their initial enrichment and the burnup level achieved after use.", "positive": "Minimum Cooling Time (years): 2.1 \u2264 E < 2.3 | - | 2.3 \u2264 E < 2.5 | - | 2.5 \u2264 E < 2.7 | - | 2.7 \u2264 E < 2.9 | 7.5 | 7.8 | 9.8 | 10.5 | 8.7 | 9.9 | 3.1 \u2264 E < 3.3 | 7.2 | 7.5 | 9.3 | 10.0 | 8.3 | 9.5.", "negative": "The loading table provides a comprehensive overview of various reactor models including CE, WE, and B&W, highlighting their configurations without focusing on cooling times."}
{"query": "offsite registered water wells", "positive": "Offsite registered water wells within 2 miles of DNPS center point are monitored for safety and environmental compliance.", "negative": "The status descriptions of the wells include various formations such as limestone and sandstone, which are essential for understanding the geological context."}
{"query": "The analysis of the identified nuclides can greatly aid in determining the safety measures necessary for nuclear facilities.", "positive": "IDENTIFIED NUCLIDES", "negative": "Peak Analysis Performed on: 5/29/2019 6:14:38 AM"}
{"query": "The cooling water intake at the BFN is designed to comply with Best Technology Available (BTA) standards to minimize fish mortality.", "positive": "The current NPDES permit (AL 0022080) for BFN requires the facility to comply with BTA standards that limit impingement and entrainment mortality from operation of the cooling water intake.", "negative": "Based on the information provided above, TVA concludes that the incremental contribution of the continued operation of BFN to cumulative impacts on terrestrial resources is SMALL."}
{"query": "The NRC outlines requirements for analyzing different types of evacuation scenarios based on seasonal and weather conditions.", "positive": "The evacuation scenarios include specifications for various conditions such as season, day of the week, time of day, and weather, which are critical for emergency preparedness and response.", "negative": "The table detailing evacuation scenarios includes specific conditions categorized by season, day of the week, time of day, and weather, but does not address the protocol for regular maintenance of safety systems."}
{"query": "The evaluation of potential impacts of NFCS operations on local historic locations has been important for regulatory assessments.", "positive": "An examination of information acquired from federal and state sources relating to regional historic, scenic, cultural and natural landmarks led to the conclusion that the only adverse effects of NFCS construction and operation on such landmarks within a 5-mile radius of the plant site may have been to subsurface archaeological relics or remains on the plant site itself.", "negative": "Considering the area encompassed by a 5-mile radius from the NFCS, the number of officially recognized historic sites is relatively small."}
{"query": "emergency power supply requirements", "positive": "**NUREG-0737**, \u201cClarification of TMI Action Plan Requirements,\u201d section II.E.3.1, \u201cEmergency Power Supply for Pressurizer Heaters,\u201d provides positions and clarifications to the recommendations in section 2.1.1 of NUREG-0578.", "negative": "The onsite electric power supplies, including the batteries, and the onsite electric distribution system, shall have sufficient independence, redundancy, and testability to perform their safety functions assuming a single failure."}
{"query": "nuclear reactor design criteria", "positive": "The design criteria for nuclear reactors must consider factors such as safety margins, structural integrity, and the ability to mitigate the consequences of potential accidents.", "negative": "Scheduled maintenance activities are essential for ensuring the reliability of power generation facilities, including periodic inspections and routine checks of equipment performance."}
{"query": "The oversight of nuclear facility operations includes comprehensive assessments of license applications and their compliance with safety regulations.", "positive": "The Nuclear Regulatory Commission (NRC) evaluates license applications to ensure that applicants meet stringent safety and environmental guidelines before operating nuclear facilities.", "negative": "Nuclear power plants require a significant amount of water for cooling, which is drawn from nearby rivers and lakes."}
{"query": "aging management programs for concrete structures", "positive": "The following AMPs manage the aging effects for the Intake Structure and Intake Control Building components: Fire Protection (B.2.3.14), RG 1.127, Inspection of Water-Control Structures Associated with Nuclear Power Plants (B.2.3.34), Structures Monitoring (B.2.3.33)", "negative": "The materials of construction for earthwork and yard structures component types are: Carbon Steel, Concrete, Earthfill (rip-rap, stone), Elastomer, Galvanized Steel."}
{"query": "core inlet and outlet mass flow rate during blowdown", "positive": "CORE INLET AND OUTLET MASS FLOW RATE DURING BLOWDOWN (CD = 0.4, LOW TAVG, MIN SI, COSINE POWER SHAPE, NON-IFBA)", "negative": "The data was collected over a time span of 50 seconds, with various conditions applied to measure the reactor's performance."}
{"query": "What is the systematic sample location mapping in a nuclear facility?", "positive": "**TITLE:** LACBWR Cribhouse Interior - Systematic Sample Locations - (604.2 m\u00b2)", "negative": "The floor measurements include various values such as 2.43, 3.87, and 10.06, which represent the dimensions of different areas."}
{"query": "What are the physical security requirements for Independent Spent Fuel Storage Installations?", "positive": "PHYSICAL SECURITY REQUIREMENTS FOR INDEPENDENT SPENT FUEL STORAGE INSTALLATIONS (81311) (effective date 10/06/2020)", "negative": "Please provide the attached information to the inspection team for in-office inspection and review to arrive at our regional office no later than April 26, 2021."}
{"query": "The NRC mandates that applicants submit detailed assessments regarding nuclear operational licensing.", "positive": "Nuclear regulatory licensing requires a comprehensive submission of safety evaluations to ensure compliance with established standards.", "negative": "The representatives discussed recent legislative initiatives aimed at enhancing community engagement and transparency in government operations."}
{"query": "The energy levels of various nuclides are crucial for understanding their decay properties and potential detection limits.", "positive": "Nuclide Name | Energy (keV) | Yield (%) | Line MDA (pCi/M\u00b2) | Nuclide MDA Activity (pCi/M\u00b2) | Dec. Level (pCi/M\u00b2)", "negative": "The weather conditions can significantly affect the outside radiation measurements, akin to how environmental factors can influence sensor readings."}
{"query": "The licensing process for the MAGNASTOR system involves rigorous safety evaluations to ensure compliance with NRC standards.", "positive": "The MAGNASTOR system's certification is governed by Certificate of Compliance No. 1031, which outlines the regulatory requirements for its use and operation.", "negative": "The document also contains information about other storage systems that do not require NRC approval, highlighting various storage technologies."}
{"query": "What are the labeling requirements for radioactive materials under NRC regulations?", "positive": "Each device meets the criteria in 10 CFR 31.5(c)(13)(i) (revised January 1, 2013, incorporated by reference, and available under R12-1-101. This incorporated material contains no future editions or amendments) and bears a permanent (e.g., embossed, etched, stamped, or engraved) label affixed to the source housing, if separable, or the device if the source housing is not separable, that includes the words, \u201cCaution-Radioactive Material,\u201d and, if practicable, the radiation symbol described in R12-1-428.", "negative": "The report must include the findings from the quarterly assessment to ensure compliance with all applicable regulations and standards."}
{"query": "What is the nuclide MDA in radiation measurement?", "positive": "Nuclide MDA (Minimum Detectable Activity) represents the lowest concentration of a nuclide that can be reliably detected in a sample, typically measured in pCi/g.", "negative": "The Peak Locate From Channel indicates the starting channel number used during the peak analysis process, showing how the data was captured."}
{"query": "Unit 1 has faced a complete loss of alternating current supply, necessitating immediate response to safeguard systems.", "positive": "Unit 1 has experienced a Loss of All AC power.", "negative": "At 1000 DC Bus 112 125V Batteries have a suspected ground with a discharge rate as shown on the meter:"}
{"query": "safety analysis for the MAGNASTOR system", "positive": "The MAGNASTOR system includes features that are designed to ensure the safe storage of spent nuclear fuel, with robust engineering controls and safety analysis conducted as part of the regulatory evaluation process.", "negative": "The regulatory process requires thorough documentation and adherence to standards, which is essential for maintaining transparency and compliance within the nuclear industry."}
{"query": "What is the purpose of the Engineered Safety Feature Actuation System (ESFAS) in nuclear plants?", "positive": "3.3.2.1 The Engineered Safety Feature Actuation System (ESFAS) instrumentation channels and interlocks shown in Table 3.3-3 shall be OPERABLE with their trip setpoints set consistent with the values shown in the Trip Setpoint column of Table 3.3-4.", "negative": "The provisions of Specification 4.0.4 are not applicable to MSIV closure time testing."}
{"query": "Inservice Testing program requirements", "positive": "The alternative would apply to compliance with American Society of Mechanical Engineers (ASME) Operation and Maintenance (OM) Code of Record, Subsection ISTC, paragraphs ISTC-3630, ISTC-360(f), ISTC-5221(a)(1), and ISTC-5224, for specific IST Program requirements for certain pressure isolation valves (PIVs).", "negative": "An audit is conducted to gain understanding, to verify information, and to identify information that will require docketing to support the basis of a licensing or regulatory decision."}
{"query": "What are the allowable actions for workers within the containment structure during power operations?", "positive": "Knowledge of radiological safety principles pertaining to licensed operator duties, such as containment entry requirements, fuel handling responsibilities, access to locked high-radiation area, aligning filters, etc.", "negative": "The NRC mandates that licensees submit specific reports regarding the performance and conditions of their reactors on a regular basis."}
{"query": "What is the significance of minimum flow area in nuclear systems?", "positive": "Minimum flow area (ft\u00b2) is a critical measurement used to ensure adequate flow rates in nuclear safety systems; it affects the system's ability to manage coolant and other fluids effectively.", "negative": "The inertia length of a flow path can significantly impact the flow dynamics, determining how quickly disturbances propagate through the system."}
{"query": "what is IPAWS in emergency management", "positive": "The Integrated Public Alert and Warning System (IPAWS) has been implemented in the 10-mile EPZ for emergency alerting of the general public should an emergency occur at RBS.", "negative": "Training will be offered to emergency workers on an annual basis. The type of training required will depend on the individuals\u2019 assigned task on the Parish emergency response team."}
{"query": "What is the significance of enrichment levels in PWR fuel assemblies?", "positive": "The table provides initial assembly average enrichment levels of wt % 235U (E) for various average burnup (B) GWd/MTU in PWR fuel assemblies.", "negative": "The NRC ensures that all regulatory processes are adhered to during the submission of documentation by licensees."}
{"query": "The review of the renewal application will be completed within the regulatory timeline set by the NRC.", "positive": "Renewal actions are normally processed within 180 days.", "negative": "If you have any questions concerning the processing of this renewal, you may contact the Materials Licensing Branch at 1-800-522-3025, extension 9887 or 1-630-829-9887."}
{"query": "thorium licensing", "positive": "A. Thorium                                        | A. Metal Alloy Containing Thorium          | A. No Possession Authorized                                                 | A. In accordance with 10 CFR 40.52, the licensee is authorized to distribute pre-packaged tungsten electrodes, containing not more than 4% thorium, to persons exempt from licensing under 10 CFR 40.13(c)(1)(iii), or equivalent regulations of any Agreement State.", "negative": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below."}
{"query": "What is the minimum detectable concentration in nuclear reporting?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The report outlines various technical parameters crucial for assessing the restoration project's safety standards."}
{"query": "Technical Specifications for nuclear reactor operations", "positive": "Can the question be answered solely by knowing the TS safety limits?", "negative": "Does the question involve one or more of the following for the TS, TRM, or ODCM:"}
{"query": "What is the aging effect in concrete used for nuclear plant structures?", "positive": "Cracking due to expansion from reaction with aggregates", "negative": "Fine and coarse aggregates conform to ASTM C33."}
{"query": "How does the presence of certain nuclides in a reactor affect its safety assessments?", "positive": "CS-137 has a yield of 1.46% and an energy of 475.35 keV, which indicates its significance in nuclear safety evaluations.", "negative": "The energy level of K-40 is measured at 1460.81 keV and has a yield of 10.67%, contributing to its classification as a stable isotope."}
{"query": "The boundaries of the DNPS site are critical for regulatory compliance and safety assessments.", "positive": "**DNPS Site Boundary**: Red outline", "negative": "Several states such as IA, WI, and MI are part of the newly defined locations for nuclear facilities."}
{"query": "What geological formations are significant in the vicinity of the Horizon Center Site?", "positive": "The geologic formations in the vicinity of the Horizon Center Site include the Kingsport Formation, Lebanon Limestone, Marcellus Dolomite, Mifsudberg Limestone, Pond Springs Formation, and Ridley Limestone.", "negative": "Rev. 1 of the report was published in January 2025, indicating the most recent updates to the document."}
{"query": "requirements for DC electrical power subsystems", "positive": "LCO 3.8.4 The Division I and Division II DC electrical power subsystems shall be OPERABLE.", "negative": "A. One battery charger inoperable."}
{"query": "scale information in nuclear regulatory documents", "positive": "Scale 0.3\" = 1\"", "negative": "- Random X = 0.475, Random Y = 0.465"}
{"query": "What is the coefficient of compression (Cc) in soil mechanics?", "positive": "Cc is the Coefficient of Compression, a parameter used to describe the compressibility of soil under load.", "negative": "The Kirkwood formation is characterized by a specific gravity range of 2.54 to 2.78 across various samples."}
{"query": "thermal emissivity of volcanic tephra", "positive": "The size of ash particles has a potentially significant effect on thermal emissivity, with finer particle sizes having relatively higher emissivities than coarser particle sizes.", "negative": "Tephra compositions are mafic (Fuego, Sakurajima), intermediate (Santiaguito, Soufriere Hills Volcano), and silicic (Mono Craters)."}
{"query": "To ensure proper functioning, at least two service water loops need to be verified as OPERABLE.", "positive": "At least two independent service water loops shall be OPERABLE.", "negative": "Each automatic valve servicing safety related equipment actuates to its correct position on Safeguards Initiation signal."}
{"query": "What is considered proprietary information in nuclear regulatory documents?", "positive": "Information contained in this Document has been classified by Framatome as proprietary in accordance with the policies established by Framatome Inc. for the control and protection of proprietary and confidential information.", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "What is the unit of measurement used for radioisotope activity?", "positive": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "**Manufacturer name**: TN TECHNOLOGIES, INC."}
{"query": "RISC classifications in nuclear safety", "positive": "RISC-1, -2, -3 and -4 SSCs: review plant changes, operational experience, and update categorization and treatment every 2 refueling outages.", "negative": "The cooling system is vital for maintaining the temperature of the reactor core during operation."}
{"query": "The NRC tracks the distribution of devices and requires proper registration of each unit.", "positive": "The NRC requires licensees to submit specific information about devices subject to registration, including isotopes and their associated activities measured in units such as milliCuries (mCi).", "negative": "Each device listed must have a unique serial number and is associated with a manufacturer, as noted in the documentation."}
{"query": "What is the purpose of the On-Site Audit in the license renewal process?", "positive": "The purpose of the On-Site Audit is to make visual observations of areas, equipment conditions, and configurations, and will be performed by an integrated review team.", "negative": "The staff, with the assistance of the applicant, will conduct a detailed review of scoping and screening methodology for mechanical, electrical, and structural systems and components."}
{"query": "Rad Alpha Spec", "positive": "Rad Alpha Spec is a measure of alpha radiation, which is a type of radiation emitted by certain radioactive materials, expressed in picocuries per gram (pCi/g).", "negative": "The QC1204336283 record indicates sample number 485191001 with a quality control status of DUP and various uncertainty levels for measurement."}
{"query": "What are the Post Maintenance Testing requirements after maintenance on a safety-related system?", "positive": "The Shift Manager has directed you to determine the Post Maintenance Testing requirement(s) to demonstrate LCOAR restoration by completing 1BOL 7.7 Section E.1.", "negative": "Maintenance has just completed work on valve 1CC9412B, 1B RH CC Outlet Vlv."}
{"query": "nuclear reactor thermal power measurements", "positive": "The thermal power of a nuclear reactor is the amount of heat generated in the reactor core, typically measured in megawatts (MW). This power level indicates the capacity to produce steam that drives turbines for electricity generation.", "negative": "The regulations pertaining to the licensing of nuclear facilities are complex and have been developed over decades. Each regulatory body has specific guidelines that need to be adhered to for successful compliance."}
{"query": "Operators must ensure system parameters like temperature and pressure are closely monitored during equipment repairs.", "positive": "Deviation on the FWRV's is based solely on S/G level, NOT on the output of the 3 element control logic.", "negative": "Small changes in feedwater flow can lead to increased operational efficiency for the plant."}
{"query": "What is the Toxic Gas impact hazard in nuclear safety assessments?", "positive": "Based on this review, the Toxic Gas impact hazard can be considered to be negligible.", "negative": "For shipping impact hazards, according to the IPEEE, due to the physical location of DC Cook buildings and structures, the only danger to the plant from ships/barges are from those that run-aground that collapse the circulating water intake cribs resulting in flow obstruction of all three circulating water system intake lines."}
{"query": "How do deterministic analyses relate to beyond design basis accidents in regulatory frameworks?", "positive": "We've had Chapter 19 where deterministic, beyond design basis accidents have been formed under the best estimate sense. They do contribute specifically in a defense-in-depth context.", "negative": "I'm trying to wrap my head around whether we have equivalence with Part 53 in that sense."}
{"query": "The activity levels of various nuclides after treatment are significantly reduced compared to their initial activities.", "positive": "| Nuclide | Initial Activity (\u00b5C/GM) | Activity After Treatment (\u00b5C/GM) | Discharge Rate from W.D. System (Ci/yr) |\n|---------|---------------------------|-----------------------------------|------------------------------------------|\n| CR51    | 2.6E-03                  | 2.3E-09                           | 3.8E-05                                  |\n| MN54    | 4.3E-04                  | 4.2E-10                           | 6.9E-06                                  |", "negative": "The expected performance of the Cation Removal Bed is critical for maintaining low levels of contamination in the Chemical and Volume control system."}
{"query": "What is the significance of a Technical Specification in nuclear licensing?", "positive": "Technical Specifications are written requirements that ensure safe operation of the nuclear facility and establish the conditions under which a reactor may be operated.", "negative": "The reactor vessel is designed to withstand high pressures and temperatures during normal and accident conditions."}
{"query": "nuclear emergency response plans", "positive": "For large LWRs, the most notable guidance documents for the development and maintenance of emergency plans are: NUREG-0654/FEMA-REP-1, Revision 1, \u201cCriteria for Preparation and Evaluation of Radiological Emergency Response Plans and Preparedness in Support of Nuclear Power Plants,\u201d dated November 1980, which provides guidance and evaluation criteria for the development and evaluation of operating power reactors\u2019 and offsite response organizations\u2019 (OROs) radiological emergency response plans.", "negative": "Additionally, \u00a7 50.47 provides EP requirements for nuclear power reactors, including planning standards for onsite and offsite emergency response plans."}
{"query": "Southern Nuclear Operating Company seeks approval to deviate from standard inspection protocols for Class 1 welds during preservice activities.", "positive": "Pursuant to 10 CFR 50.55a(z)(2), Southern Nuclear Operating Company (SNC), the licensee for Vogtle Electric Generating Plant (VEGP) Units 3 and 4, requests NRC authorization to use an alternative to the requirements of Section XI, IWA-2200 of the ASME Boiler and Pressure Vessel (B&PV) Code, 2007 Edition through 2008 Addenda (code of record) for VEGP Units 3 and 4.", "negative": "Approval is requested by April 13, 2021, to support performance of preservice inspection activities prior to Unit 3 ITAAC completion."}
{"query": "unfiltered inleakage to control room", "positive": "**Filtered Intake Environment to Control Room**", "negative": "### Pathway 4:\n**Unsprayed Containment Volume to Environment**"}
{"query": "What is a survey unit in nuclear licensing?", "positive": "**Survey Unit**: Meets the Acceptance Criteria", "negative": "The critical value for the survey unit is a statistical measure used to evaluate data consistency."}
{"query": "The NRC staff performed a comparison of the DCGL values proposed by the licensee for surface contamination against the unrestricted release criteria of 10 CFR 20.1402.", "positive": "The NRC staff finds that the DCGL values proposed by the licensee for the surfaces of the NS Savannah are acceptable for demonstrating compliance with the unrestricted release criteria in 10 CFR 20.1402.", "negative": "These analyses are not site-specific and therefore are not driven by a limited number of physical parameters selected by the licensee."}
{"query": "What is an aging management program (AMP) in nuclear regulatory context?", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "None of the components in this section have been evaluated in accordance with the regulatory framework."}
{"query": "What are the operational guidelines for pump performance in a nuclear facility?", "positive": "Maintain pressure below 100 psig; Ensure flow rates in line with specifications; Monitor temperature and pressure; Regularly inspect pump operation.", "negative": "The reactor core must be shielded effectively to minimize radiation exposure to workers and the environment."}
{"query": "What is the significance of the 100-year peak flow inundation area in nuclear site assessments?", "positive": "The 100-year peak flow inundation area is an important consideration in evaluating potential flooding events that may impact the site, ensuring that safety protocols are in place for any nuclear facilities located in these zones.", "negative": "The Church Rock Section 8 and Section 17 are recognized for their unique geographical characteristics, which include specific contour formations and notable features that contribute to environmental studies."}
{"query": "What is the significance of RCS pressure in nuclear safety regulations?", "positive": "Performer reads RCS pressure from ONE of the following PAM instruments and determines that pressure is less than 300 psig: RVLIS-ICCM PLASMA DISPLAY on 1-M-4 or 1-M-6, Loop 4 HL PRESS 1-PI-68-70, Loop 3 HL PRESS 1-PI-68-64, Loop 2 HL Press 1-PI-68-63.", "negative": "Examiners will note performance quality and adherence to standards in determining satisfactory completion of tasks."}
{"query": "The NRC's assessment of the Heat Exchanger tubes involved considerations for aging effects such as cracking.", "positive": "Heat Exchanger (SI Pump Casing Seal Water) Tubes | Pressure Boundary | Stainless Steel | Treated Borated Water >60\u00b0C (>140\u00b0F) (Int) | Cracking | Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19)", "negative": "Piping Elements | Leakage Boundary (spatial) | Glass | Plant Indoor Air (Ext) | None | None"}
{"query": "The NRC is working on mitigating adverse impacts related to the construction of Kemmerer Power Station Unit 1 and consulting with local Tribes on these plans.", "positive": "The NRC staff intends to share a preliminary draft MOA with consulting parties in March 2025.", "negative": "This historic property is a multi-component prehistoric and historic-era artifact scatter with both surface and sub-surface contexts (see figure 31 of Enclosure 2). Identified artifacts include one Late Archaic and one non-diagnostic projectile point, other worked stone tools and debitage, and various metal and glass historic items."}
{"query": "What is the role of primary protection systems in nuclear safety?", "positive": "Primary protection systems, such as those identified in the table, are crucial components in ensuring the safety and operational integrity of nuclear facilities, providing the first line of defense against potential hazards.", "negative": "The equipment listed in the table includes various components such as the Seal Water HX and Component Cooling systems, which serve specific operational functions within the nuclear facility."}
{"query": "public information officer responsibilities", "positive": "The Public Information Officer (PIO) is responsible for ensuring that accurate and timely information is provided to the public during an emergency situation.", "negative": "The Office of Homeland Security and Emergency Preparedness is committed to enhancing the resilience of our community against various hazards."}
{"query": "The analysis of background-subtracted peaks is essential for accurate quantification in nuclear measurements.", "positive": "The background subtract report provides critical information on the original area and subtracted area of nuclear peaks, along with associated uncertainties, essential for understanding the measurement accuracy.", "negative": "The results illustrate various peaks in the energy spectrum, and their corresponding net peak areas help in understanding the overall signal characteristics."}
{"query": "The figures illustrate the core exit pressure values measured and predicted for the PB2 reactor types.", "positive": "The measured and calculated core exit pressure for PB2 TT1 and TT2 are shown in Figure C.5-14 and Figure C.5-15.", "negative": "This report includes detailed analyses of various reactor designs and their compliance with safety standards."}
{"query": "What does the confidence index threshold indicate in nuclide analysis?", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Energy line found in the spectrum."}
{"query": "The control system relies on multiple channels to ensure that operators can manually initiate emergency actions when needed.", "positive": "The LCO for Manual Initiation ensures the proper amount of redundancy is maintained in the manual actuation circuitry to ensure the operator has manual initiation capability.", "negative": "The required radiation monitors remain OPERABLE if one or both Emergency Exhaust System trains are inoperable or following a Fuel Building Ventilation Isolation Signal (FBVIS)."}
{"query": "What is the minimum detectable concentration in nuclear analysis?", "positive": "**MDC:** Minimum Detectable Concentration", "negative": "The sample analysis requires careful calibration to ensure accuracy."}
{"query": "groundwater drilling methods", "positive": "The equipment used for groundwater drilling includes a stainless steel hand auger, which is suitable for shallow depths and can collect soil samples effectively during the drilling process.", "negative": "The project involves drilling information that includes the date of drilling, depth measurements, and various drill types employed in the field."}
{"query": "online monitoring data retrieval", "positive": "The first step in performing transmitter drift monitoring is to retrieve the OLM data. OLM data must be retrieved during periods of startup, normal operation, and shutdown.", "negative": "The AMS CRS software provides functionality for these tasks and will be used to perform data qualification."}
{"query": "The aging management program must adhere to the guidelines established in NUREG-2191 to ensure safety.", "positive": "AMP is consistent with NUREG-2191 AMP.", "negative": "The maximum allowable operating temperature for this reactor type is critical in determining performance."}
{"query": "What is radiological access control in nuclear plants?", "positive": "Radiological access control is now automated using computerized radiation protection work processes. Radiological access control is primarily completed using electronic dosimetry, which is obtained prior to entry into Radiologically Controlled Areas (RCAs).", "negative": "The automated whole-body monitors are not available, hand-held friskers can be used for personnel contamination monitoring."}
{"query": "What is the significance of weighted mean activity in nuclear regulatory filings?", "positive": "The weighted mean activity of a nuclide is crucial in determining its safety and regulatory compliance, reflecting the average radioactivity per gram of the substance based on its isotopic composition.", "negative": "Errors quoted at 2.000sigma indicate the confidence interval for the measurements performed during the analysis."}
{"query": "steam dump load controller", "positive": "The steam dump load controller would control at 4.7F (minus 3 for rod control) and would be at (9.43% per Degree) 44.3% open.", "negative": "10CFR55.41: The written examination for an operator for a facility will include a representative sample from among the following 14 items, to the extent applicable to the facility."}
{"query": "tricolored bats habitat preferences", "positive": "Tricolored bats primarily roost in trees, often selecting tall, large diameter trees.", "negative": "Surveys confirm the presence of tricolored bats within the Oak Ridge Reservation, which are more specifically suited to roosts such as: - Live trees - Snags greater than 3 inches in diameter at breast height."}
{"query": "What is the meaning of nuclide Minimum Detectable Activity?", "positive": "The Minimum Detectable Activity (MDA) is the lowest level of activity that can be detected with a specified level of confidence under specific measurement conditions, reported in picocuries per gram (pCi/grams).", "negative": "Errors quoted at 2.000sigma."}
{"query": "NELAP certification requirements", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless qualified on the Certificate of Analysis.", "negative": "Please direct any questions to your Project Manager, Edith Kent."}
{"query": "The NRC evaluates technical safety aspects in various renewal applications.", "positive": "The NRC requires licensees to submit technical specifications that demonstrate compliance with safety regulations.", "negative": "The sample results indicate that the detected concentration of sulfate was 3320 mg/L, exceeding the PQL."}
{"query": "The NRC mandates that all components must meet specific safety classifications to ensure regulatory compliance.", "positive": "Passive components in the valve program are classified as Safety Class 2, which is critical for maintaining reactor safety.", "negative": "The unit dimensions of the valves are listed in the table, indicating sizes ranging from 0.5 to 48 inches."}
{"query": "nuclide MDA report", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (\u03bcCi/grams) | Nuclide MDA (\u03bcCi/grams) | Line MDA (\u03bcCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| K-40          | 1460.75     | 10.67     | 8.13E-06             | 1.46E-06                 | 1.46E-06              |", "negative": "| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance | Nuclide  |\n|----------|--------------|------------------|---------------|-------------|-----------|-----------|----------|\n| F        | 5            | 583.36           | 3.95875E-02   | 10.50       |           |           | Tl-208   |"}
{"query": "What is TSTF-505 in the context of nuclear licensing?", "positive": "The proposed amendment would modify the licensing basis of Monticello to allow for the implementation of the provisions of Technical Specification Task Force (TSTF) Traveler TSTF-505, \"Provide Risk-informed Extended Completion Times \u2013 RITSTF Initiative 4b\" (ADAMS Package Accession No. ML182694041).", "negative": "The audit plan was provided to the licensee on July 29, 2020 (ADAMS Accession No. ML20211M275). The audit plan included audit questions for the discussions between NSPM and the NRC staff during the week of August 17, 2020."}
{"query": "What is the purpose of the NRC's small business program?", "positive": "It is the policy of the U.S. Nuclear Regulatory Commission (NRC) to provide the maximum practicable prime and subcontract opportunities to small businesses in support of the agency\u2019s mission and operational requirements.", "negative": "The Bundling Review Process is designed to evaluate the impact of bundling on small businesses and ensure fair competition."}
{"query": "containment isolation verification", "positive": "**CHECK Cntmt isolation:** a. Phase A isolation: - Train A GREEN. - Train B GREEN. b. Cntmt vent isolation: - Train A GREEN. - Train B GREEN.", "negative": "**ACTUATE** Phase A and Cntmt Vent Isolation signal, **OR** Manually **CLOSE** valves and dampers as necessary."}
{"query": "What is the significance of subtracted area in nuclear instrumentation?", "positive": "The subtracted area represents the net peak area after the ambient background has been removed from the original measurement, providing a more accurate representation of the peak corresponding to the radioactive source.", "negative": "Errors quoted at 2.00 sigma indicate that the reported uncertainties are derived from a statistical estimation method that provides a measure of confidence in the reported data."}
{"query": "The average calculated concentration of radioactive materials at various distances from the site is crucial for assessing potential exposure levels.", "positive": "ANNUAL AVERAGE RELATIVE CONCENTRATION, X/Q | 4.618E-07 | 3.630E-07 | 2.609E-07 | 1.764E-07 | 1.936E-07 | 1.107E-07 | 6.870E-08 | 4.180E-07 | 1.582E-08 |", "negative": "The data shows various miles to radius assessments, which help in evaluating geographic impacts."}
{"query": "What is the purpose of the One-Time Inspection program in managing loss of material in nuclear components?", "positive": "The One-Time Inspection (B.2.1.20) program will be used to manage loss of material of the aluminum alloy ducting and components, and heat exchanger fins exposed to air \u2013 indoor uncontrolled, air \u2013 outdoor, condensation in the Control Room Ventilation System, Diesel Generator and Auxiliaries System, Isolation Condenser System, SBO Diesel Generator Ventilation System, and Safety-Related Ventilation System.", "negative": "Consistent with NUREG-2191 with exceptions. The One-Time Inspection (B.2.1.20) and Water Chemistry (B.2.1.2) program will be used to manage cracking of the carbon or low alloy steel with nickel alloy cladding and stainless steel heat exchanger components, piping, piping casings, and valve bodies exposed to treated water >140\u00b0F in the Control Rod Drive System, Nonsafety-Related Ventilation System, Reactor Water Cleanup System, and Shutdown Cooling System."}
{"query": "door dynamic analysis", "positive": "Using TMD results as input, the door dynamic analysis is performed using the \u201cDOOR\u201d Program. This computer program has been developed to predict door dynamic behavior under accident conditions.", "negative": "All portions of the door and frame show factors of safety greater than one. The general acceptance criterion is that stresses be within the allowable limits of the AISC-69 Structural Code."}
{"query": "land use impacts during decommissioning", "positive": "The proposed action does not include a change in onsite land use or additional structures. No additional workers whose housing could offsite land use are proposed.", "negative": "There are no additional emission sources expected to be added to the PTN site, and licensees are already required to operate within permit requirements."}
{"query": "Licensees must estimate public radiation doses to ensure no individual exceeds set limits during their operations.", "positive": "When dose rates in an area are high enough that a member of the public could receive a dose in excess of 0.02 mSv [2 mrem] in any one hour or 1 mSv [100 mrem] in a year, licensees must take additional measures to prevent public access to these higher dose rates, such as building enclosures around the gauges.", "negative": "If, after making a public dose estimate, the conditions used to make the evaluation change (e.g., there are changes to the location of gauges, changes to the type or frequency of gauge use, addition of new gauges, or changes to the occupancy of adjacent areas), then the licensee must perform a new evaluation to ensure that the public dose limits are not exceeded and take corrective action, as needed."}
{"query": "What does it mean for the Reactor Coolant System to operate close to DNB?", "positive": "Which of the following will cause the RCS to operate closer to DNB?", "negative": "Unit 1 is at full power."}
{"query": "probabilistic operational assessments", "positive": "Fully probabilistic OAs required to obtain 72 EFPM", "negative": "Crack growths estimated from eddy current sizing contain large uncertainties"}
{"query": "construction permit application", "positive": "By letter dated March 28, 2024, TerraPower, LLC... submitted a construction permit (CP) application and corresponding preliminary safety analysis report (PSAR) to the U.S. Nuclear Regulatory Commission (NRC) staff for a reactor facility pursuant to Title 10 of the Code of Federal Regulations (10 CFR), Part 50, \u201cDomestic Licensing of Production and Utilization Facilities,\u201d and section 103 of the Atomic Energy Act of 1954, as amended.", "negative": "The NRC staff plans to audit material which may be needed to make a reasonable assurance finding that the preliminary design protects public health and safety."}
{"query": "What actions are required to vent the VCT at power?", "positive": "Vent the VCT per BOP CV-34, VENTING THE VCT AT POWER.", "negative": "Due to VCT pressure, RCP seal leakoff has ..."}
{"query": "What is Import/Export Licensing in nuclear regulations?", "positive": "Import/Export Licensing & Consultations \u2013 General", "negative": "Code   | Description                                                              |"}
{"query": "What are the requirements for license renewal in nuclear facilities?", "positive": "The license renewal process for nuclear facilities requires a comprehensive safety review and an assessment of the environmental impact of continued operation.", "negative": "Mr. Randall K. Edington serves as the Vice President-Nuclear and CNO at Nebraska Public Power District."}
{"query": "What are the safety systems employed in nuclear reactors?", "positive": "Safety systems are established to protect the reactor core and prevent the release of radioactive materials in the event of an accident.", "negative": "In the case of a malfunction, operators must follow the emergency procedures outlined in the operations manual."}
{"query": "loss of condenser vacuum", "positive": "15.2.5 (Section 3.13) Loss of Condenser Vacuum describes an event where the vacuum in the condenser is lost, potentially affecting the heat exchange process in the reactor cooling system.", "negative": "The table lists different events in Chapter 15, such as Loss of All Grid Connections and Loss of Feedwater, but these events pertain to different risks and system management protocols."}
{"query": "The license examination outlines are created based on guidelines in NUREG 1021, Revision 11.", "positive": "The examination is being prepared in accordance with NUREG 1021, Revision 11.", "negative": "The NRC also oversees the transportation of radioactive materials to ensure safety during transit."}
{"query": "license transfer application regulations", "positive": "While the Local Petitioners are correct that the exemption request referenced in the application and later submitted to the NRC is subject to an environmental review, they did not challenge any specific part of the environmental analysis HDI provided in support of the exemption request.", "negative": "We therefore conclude that the Local Petitioners have not submitted an admissible contention."}
{"query": "confidence index for nuclides", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Energy Tolerance: 1.000 keV"}
{"query": "high-furnace fluid samples", "positive": "Measure fluidity, hardness, & chemistry of samples (8-10, includes porcelain)", "negative": "Provide data supporting conclusions drawn from other methods (NIST- based) processes"}
{"query": "The regulatory process requires extensive documentation to ensure that safety-related systems meet the required standards.", "positive": "The NRC mandates that any proposed changes to the existing license require a thorough safety analysis to ensure compliance with regulatory standards.", "negative": "The cooling system at Vogtle Units 1 and 2 is designed to operate under high temperatures and pressures while maintaining stability."}
{"query": "What are the target points for measuring surface dose rates in a concrete cask?", "positive": "Measure dose rates at eight target points (0\u00b0, 45\u00b0, 90\u00b0, 135\u00b0, 180\u00b0, 225\u00b0, 270\u00b0, and 315\u00b0) on each plane, at center of each inlet and outlet and at a point in between each inlet and outlet.", "negative": "The inspection includes a thorough review of all mechanical systems used in the reactor containment."}
{"query": "What is the probable maximum flood (PMF) scenario in nuclear safety evaluations?", "positive": "The peak discharge during the governing PMF event when all dams were assumed to fail is 1,491,618 cfs.", "negative": "The PMF hydrograph at Three Mile Island is presented in Figure 12."}
{"query": "The NRC has established requirements for conducting Aging Management Reviews on various components of the steam generator system.", "positive": "Table 2.3.1-4 lists the SG System component types that require an AMR and their associated component intended functions.", "negative": "Table 3.1.2-4 provides the results of the AMR."}
{"query": "remote work practices for nuclear inspectors", "positive": "The survey also provided insights as to what respondents consider to be the appropriate amount of telework for resident inspectors.", "negative": "A perspective was provided that this recommendation should not be to expand but rather to evaluate the use of remote work practices for resident inspectors."}
{"query": "What is an Ultimate Heat Sink in nuclear power plants?", "positive": "As described in Regulatory Guide (RG) 1.27, Revision 2, 'Ultimate Heat Sink for Nuclear Power Plants,' the predicted response of the UHS temperature to the design basis event is a function of the historical weather including the diurnal variations.", "negative": "The proposed amendment is to change Technical Specifications (TS) Surveillance Requirement (SR) 3.7.9.2 to allow an Ultimate Heat Sink (UHS) temperature of \u2264 102.8\u00b0F until September 30, 2023."}
{"query": "Residual stresses during the manufacturing process can lead to significant issues if they are not properly addressed.", "positive": "Residual stresses form during the LPBF build process and can lead to warping, cracking, and delamination if not properly managed.", "negative": "Heterogeneity and anisotropy generally manifest as different properties in the build direction relative to the other two directions due to the nature of the layer-by-layer build process."}
{"query": "What is involved in the severe accident mitigation alternatives audit plan?", "positive": "The NRC staff plans to conduct an in-office audit related to the severe accident mitigation alternatives, beginning February 13, 2023, by teleconference and online reference portal.", "negative": "The NRC staff is reviewing the Vistra Operations Company LLC license renewal application for Comanche Peak Nuclear Power Plant, Unit Numbers 1 and 2."}
{"query": "The NRC conducts audits to assess the adequacy of the information provided by licensees and their compliance with regulatory requirements.", "positive": "The NRC staff will request information throughout the audit period.", "negative": "The following table identifies the NRC audit team members, including contractors, and their respective focus areas:"}
{"query": "environmental impacts assessment for nuclear projects", "positive": "The environmental report must contain a discussion of alternatives that is sufficiently complete to aid the NRC in developing appropriate alternatives.", "negative": "These activities would result in environmental impacts that need to be assessed."}
{"query": "What is the purpose of the Emergency Core Cooling System (ECCS) in reactor design?", "positive": "Specific exemption requests, pertaining to requirements that concern the Emergency Core Cooling System (ECCS) and the containment cooling mode of the ECCS function for core cooling and containment heat removal following a postulated loss of cooling accident (LOCA), are provided as follows:", "negative": "DTE requests, in Attachment 1, relief from a solely deterministic method in order to enable the use of the risk-informed method to demonstrate acceptable ECCS and containment heat removal performance with regard to the effects of LOCA generated debris."}
{"query": "The NRC also mandates that the maximum concentrations must be evaluated to ensure that they do not exceed the risk-based concentrations.", "positive": "Determine maximum risk-based concentrations (RBCs) associated with the scenario.", "negative": "Pond monitoring will continue as part of the long-term monitoring program."}
{"query": "What is the Engineered Safety Feature Actuation System Instrumentation?", "positive": "3.3.2.1 Engineered Safety Feature Actuation System Instrumentation", "negative": "As shown in Table 3.3-3. ACTION 20 - With the number of OPERABLE channels one less than the Total Number of Channels, restore the inoperable status within 24 hours or, be in at least HOT STANDBY within the next 6 hours and in at least HOT SHUTDOWN within the following 6 hours; however, one channel may be bypassed for up to 4 hours for surveillance testing per Specification 4.3.2.1.1; provided the other channel is OPERABLE."}
{"query": "What are the requirements for document control in nuclear licensing?", "positive": "In establishing procedural controls, GEH commits to compliance with 10 CFR Part 50 Appendix B, Criteria VI, and NQA-1-2015 Edition, Requirement 6.", "negative": "Changes to documents, other than those defined in implementing procedures as minor changes, are reviewed and approved by the same organizations that performed the original review and approval unless other organizations are specifically designated."}
{"query": "What is the purpose of the RBS Attachment to the Louisiana Peacetime Radiological Response Plan?", "positive": "The RBS Attachment to the Louisiana Peacetime Radiological Response Plan (LPRRP) is intended as a tool and reference for emergency actions and procedures in response to an emergency at River Bend Station (RBS).", "negative": "Drills are supervised instruction periods to test, develop and maintain skills in the EOC operations and related areas in the Parish."}
{"query": "What is the purpose of site-specific analysis in nuclear license renewal?", "positive": "Site-Specific Analysis for MNGP SLR: An analysis of the environmental impact, taking into account information provided in the GEIS and 10 CFR Part 51, Subpart A, Appendix B, as well as current site-specific information.", "negative": "Chapter 4 generally follows Regulatory Guide 4.2, Supplement 1, Revision 1 (NRC 2013b) regarding content for the license renewal issues identified in 10 CFR Part 51, Subpart A, Appendix B, Table B-1, modified, as described below, consistent with the Commission\u2019s ruling in CLI-22-2."}
{"query": "The license renewal process for nuclear plants requires comprehensive safety evaluations...", "positive": "The Applicant's Environmental Report presents an assessment of the potential environmental impacts associated with the continued operation of the Monticello Nuclear Generating Plant Unit 1, as part of the subsequent license renewal process.", "negative": "In 1969, the construction of the Monticello Nuclear Generating Plant was nearing completion, marking a significant milestone in its development."}
{"query": "What is the purpose of the refueling water storage tank in nuclear reactors?", "positive": "The minimum storage volume in the RWST and the accumulators is sufficient to ensure that, after a Reactor Coolant System break, sufficient water is injected and is available within the Containment to permit recirculation cooling flow to the core, and to meet the net positive suction head requirements of the residual heat removal pumps.", "negative": "The component design pressures and temperatures are presented in Table 6-123."}
{"query": "inorganic analytical results", "positive": "The laboratory report includes a comprehensive list of inorganic analytical results for various parameters, such as the concentrations of metals like calcium, magnesium, and uranium, measured in milligrams per liter (mg/L).", "negative": "Total alkalinity is measured as an indicator of water quality, with values recorded alongside analytical dates and analyst initials."}
{"query": "COBRA-FLX Critical Heat Flux Correlation", "positive": "The COBRA-FLX code provides a critical heat flux correlation that is essential for evaluating thermal hydraulic performance in nuclear reactor core designs.", "negative": "Local conditions from COBRA-FLX simulations for grid tests are evaluated to determine the performance of fuel assemblies under varying operational scenarios."}
{"query": "What are the standard operating procedures for analytical services in nuclear projects?", "positive": "This original data report has been prepared and reviewed in accordance with GEL's standard operating procedures.", "negative": "Our policy is to provide high quality, personalized analytical services to enable you to meet your analytical needs on time every time."}
{"query": "The NRC conducts audits to enhance its comprehension of license amendment requests and assess additional information as necessary.", "positive": "During the review of the LAR, the NRC staff identified items that require further clarification and detailed explanations.", "negative": "By letter dated September 29, 2023, Constellation Energy Generation, LLC submitted a license amendment request for Braidwood Station."}
{"query": "What is the significance of measurement units in nuclear regulatory filings?", "positive": "If the Rec% column is null, the high/low limits are in the same units as the result. If the Rec% column is not null, then the high/low limits are in % Rec.", "negative": "The NRC requires licensees to implement quality control measures to ensure accurate data reporting."}
{"query": "What are the habitat requirements for federally protected species in the context of nuclear site operations?", "positive": "Section 4.14.6.3 states that existing procedures consider impacts to threatened and endangered species and their habitats as part of operations and maintenance.", "negative": "Please provide: TVA. 2021b. Clean Water Act Section 316(b) \u00a7 122.21(r) Compliance Documentation for the BFN Plant, Limestone County, Alabama. April."}
{"query": "What does proprietary information mean in the context of nuclear licensing?", "positive": "Information contained in this Document has been classified by Framatome as proprietary in accordance with the policies established by Framatome for the control and protection of proprietary and confidential information.", "negative": "I am familiar with the criteria applied by Framatome to determine whether certain Framatome information is proprietary."}
{"query": "What is the function of a Loss-of-Coolant Analysis in nuclear safety?", "positive": "Loss-of-Coolant Analysis examines the potential consequences of a loss of coolant accident (LOCA) in a nuclear reactor system, providing essential data to determine safety margins and response strategies.", "negative": "Long Term Transient Analysis Program for PWR\u2019s (BLKOUT Code) utilizes advanced modeling techniques to simulate various transient scenarios during reactor operations, which aids in understanding system behavior."}
{"query": "detector current comparator", "positive": "PO places DETECTOR CURRENT COMPARATOR, UPPER SECTION, switch in PRN41 position AND ENSURE the following: ___ CHANNEL DEFEAT lamp illuminates.", "negative": "PSEG CONFIDENTIAL - Possession Requires Specific Permission from Nuclear Training"}
{"query": "The analysis of wind speed and direction is essential for understanding the atmospheric stability conditions at the site.", "positive": "VEPCO North Anna JFD 35-Foot Level\u2014Period of Record: MAR 1/57-4 - 30/475 Stability Class: G\u2014Elevation: 35 Feet.", "negative": "The total number of observations recorded for March was 641, with 0 hours of calms registered."}
{"query": "The NRC mandates an evaluation of safety implications during the licensing process of reactor components.", "positive": "The GNF NPC Package Assembly is detailed under Patent #6,166,391, which provides technical specifications and safety considerations for the packaging of nuclear material.", "negative": "CTU-1 Post-Test Disassembly; View of OCA Residual Foam Block shows the internal components after testing but does not discuss technical specifications."}
{"query": "The Commission has determined that the proposed changes will not jeopardize public health and safety.", "positive": "There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission\u2019s regulations;", "negative": "The application for amendment filed by Duke Energy Progress, LLC (the licensee), dated July 27, 2020, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission\u2019s rules and regulations set forth in 10 CFR Chapter I;"}
{"query": "emissions inventory for the CUP", "positive": "Table 4.6-1. Preliminary Emissions Inventory for the CUP (t/yr) shows the cumulative emissions across various phases including construction, operation, aquifer, decommissioning, and their corresponding total particulate matter.", "negative": "Decommissioning is a complex phase involving the safe dismantling of the nuclear facility and ensuring that all components are managed in accordance with regulatory frameworks."}
{"query": "Licensees must submit detailed reports that outline the safety measures in place during reactor operation.", "positive": "The Nuclear Regulatory Commission (NRC) mandates that all licensees perform a comprehensive risk assessment to identify potential hazards and develop effective mitigation strategies, thereby ensuring safe reactor operations.", "negative": "The project team reviewed the design specifications of various components involved in the soil package construction."}
{"query": "What are the design criteria for flood events at the WCS CISF?", "positive": "The WCS CISF is not in a floodplain and is above the Probable Maximum Flood elevation and will remain dry in the event of a flood.", "negative": "For NUHOMS\u00ae Systems: Transfer Cask Horizontal side drop or slip down: 80 inches(3)"}
{"query": "nuclear licensing process requirements", "positive": "The nuclear licensing process involves a series of regulatory requirements that must be met to ensure the safety and security of nuclear facilities, including comprehensive safety analyses, assessments of environmental impacts, and evaluations of financial qualifications of prospective operators.", "negative": "The report outlines several options for improving operational efficiency, including optimizing maintenance schedules and enhancing training programs for staff, which do not relate to nuclear licensing."}
{"query": "The NRC has established guidelines for the risk-informed categorization of systems in nuclear power plants.", "positive": "10 CFR 50.69 establishes a risk-informed categorization and treatment of structures, systems, and components to enhance safety and efficiency in nuclear power plants.", "negative": "The document outlines the procedures for submitting petitions and how they will be reviewed by the NRC."}
{"query": "emergency response organization (ERO) staffing requirements", "positive": "The NUREG-0654 R2 technical basis for the ERO staffing guidance states that: An \u2026 RP Supervisor should be staffed within 90-minutes of an SAE ECL, or greater, and is typically staffed in the OSC. The OSC Supervisor can effectively manage the craft [personnel] resources for the additional 30-minutes prior to the [supervisory] respond, as demonstrated through drills and exercises, without compromising the staff\u2019s reasonable assurance finding in accordance with 10 CFR 50.47(a).", "negative": "The proposed emergency plan does not assign OSC maintenance supervisors for each craft. Specifically, this change reduces the number of OSC craft supervisory minimum staff ERO positions used for the Supervision of Repair Team Activities function from three (3) to one (1)."}
{"query": "The CERC is the main hub for coordinating emergency management operations at the plant site, ensuring effective communication and data handling with external agencies.", "positive": "The CERC is the consolidated emergency operations facility (EOF) for Surry Power Station and North Anna Power Station.", "negative": "The station communications system is designed to provide redundant means to communicate with all essential areas of the station associated with Surry Units 1 and 2 and to essential locations remote from the station during normal operation and under accident conditions."}
{"query": "How does control rod friction impact the compliance with startup procedures?", "positive": "In order to eliminate control cell friction and preclude the need for an emergent License Amendment Request, ATRIUM 10 fuel assemblies require discharge from the core or require rechanneling.", "negative": "The Susquehanna Unit 2 has been able to manage rods that must remain fully inserted during the startup range by reordering the pull sequence, in accordance with BPWS rules, to mitigate the impacts of these out of sequence fully inserted rods."}
{"query": "source term calculation in nuclear safety", "positive": "For the RADTRAD calculation, a list of 60 core isotopic nuclides and their activities were extracted from the B/B Design Analyses BRW-19-0019-M / BYR19-027 (Ref. 8) for input into the RADTRAD 'NIF' for Westinghouse Fuel and Framatome (GAIA) fuel. RADTRAD uses these activities, in curies per megawatt, then applies nuclide release fractions and a specified core power to calculate a core source term.", "negative": "Additionally, personnel doses are calculated for the Technical Support Center (TSC) with a control room equivalent occupancy assumption."}
{"query": "What is the importance of secondary containment in nuclear safety?", "positive": "In MODES 1, 2, and 3, a LOCA could lead to a fission product release to primary containment that leaks to secondary containment. Therefore, secondary containment OPERABILITY is required during the same operating conditions that require primary containment OPERABILITY.", "negative": "The allowed Completion Times are reasonable, based on operating experience, to reach the required plant conditions from full power conditions in an orderly manner and without challenging plant systems."}
{"query": "What is Magnetic Fusion Energy?", "positive": "Magnetic Fusion Energy (MFE) has a low density and a high energy confinement time (\u03c4_E).", "negative": "There are three general approaches to fusion energy."}
{"query": "The diagnostic capabilities of the RadICS platform are crucial for identifying faults and ensuring reliable safety functions.", "positive": "Hardware and software based diagnostic features of the RadICS platform provide an acceptable method of detecting and reporting computer system faults and failures in a timely manner.", "negative": "Addressed in PSAIs 7.8 and 7.12 and satisfied by:\n  - Licensing Technical Report"}
{"query": "Tritium distillation process in regulatory filings", "positive": "The analytical method for Tritium Distillation is specified as EPA 906.0 Modified, ensuring compliance with standards during evaluation.", "negative": "The samples in this SDG were analyzed on an \"as received\" basis."}
{"query": "What is the significance of the Probable Maximum Flood (PMF) in nuclear safety assessments?", "positive": "The Scenario 1 peak discharge at TMI, obtained for the PMP centered over the centroid of the Susquehanna River subwatershed (upstream of TMI) and center temporal distribution of rainfall hyetograph, is 1,529,654 cfs, with flood arrival time of 120.5 hr.", "negative": "Peach Bottom Atomic Power Station"}
{"query": "The NRC mandates that portable gauge licensees must implement at least two independent physical controls to prevent unauthorized removal of gauges.", "positive": "Title 10 CFR 30.34(i) requires that each portable gauge licensee use a minimum of two independent physical controls that form tangible barriers to secure portable gauges from unauthorized removal, whenever portable gauges are not under the control and constant surveillance of the licensee.", "negative": "During her inspection in 2019, the inspector toured LGC Global's field office in Highland Park, Michigan, and observed the company's method of securing the portable gauges in the storage room."}
{"query": "NAC-MPC SYSTEM inspection requirements after accidents", "positive": "A Response Surveillance is required following off-normal, accident or natural phenomena events. The NAC-MPC SYSTEMs in use at an ISFSI shall be inspected within 4 hours after the occurrence of an off-normal, accident or natural phenomena event in the area of the ISFSI.", "negative": "Transport of the CONCRETE CASK to the ISFSI"}
{"query": "What is the purpose of the Gaseous Waste Processing System (GWPS) in nuclear plants?", "positive": "The GWPS is designed to collect, process, and store gaseous wastes generated by plant operations including anticipated operational occurrences.", "negative": "In order to control the release of radioactive gases resulting from equipment failure or operator error, the GWPS design has all waste gas decay tanks (WGDTs) (seven tanks for Unit 1, seven tanks for Unit 2, and two shared shutdown tanks) isolated from each other with valves."}
{"query": "The NRC facilitates participation by providing support for individuals needing accommodations during public meetings.", "positive": "The NRC provides reasonable accommodation to individuals with disabilities where appropriate.", "negative": "Link to meeting details: https://www.nrc.gov/pmns/mtg?do=details&Code=20210128"}
{"query": "What are the actions required for stabilizing PZR level in the reactor coolant system?", "positive": "REALIGN charging and letdown, AND STABILIZE PZR level: \u2022 REFER TO Appendix A, Alignment of Charging and Letdown.", "negative": "ADJUST seal injection flow between 8 and 13 gpm."}
{"query": "entrainment compliance under CWA Section 316(b) Rule", "positive": "What is ADEM\u2019s final best technology available determination for entrainment under the CWA Section 316(b) Rule? Please provide documentation of this determination.", "negative": "Where is the cooling water intake structure discharge/diffusers into Wheeler Reservoir located? Does the discharge location change based on whether the plant is in open mode or helper mode?"}
{"query": "Describe the features associated with the various components of the refueling system, such as the manipulator crane and fuel transfer systems.", "positive": "Outline the interlocks associated with the following Refueling System components: a. Manipulator Crane Bridge and Trolley b. Manipulator Crane Hoist and Gripper c. Fuel Transfer System Conveyor Car d. Fuel Transfer System Upender e. Fuel Handling Crane", "negative": "The proposed references to be provided are not applicable for this section."}
{"query": "What is a seismic PRA in nuclear regulatory filings?", "positive": "Duke Energy submitted its seismic PRA (SPRA) on December 21, 2018.", "negative": "In a letter dated November 17, 2020, regarding the assessment of Oconee Station\u2019s completion of required actions in response to the lessons learned from Fukushima, the NRC staff acknowledged and documented that the actions required by the NRC in orders issued following the accident at the Fukushima Nuclear Power Station had been completed for Oconee Station and that the NRC would continue to provide oversight of Oconee Station\u2019s safety enhancements through the NRC\u2019s reactor oversight process."}
{"query": "The NRC requires licensees to ensure proper calculations for head loss through debris beds in the reactor's cooling system.", "positive": "These laminar and turbulent fractions were then used to adjust the maximum conventional debris head loss from testing (1.487 psi at 9,300 gpm and 212.7\u00b0F, see Table 3.4-7) to plant conditions at 9,100 gpm and 212\u00b0F.", "negative": "In the example calculation below, the variables with the subscript \"1\" represent testing conditions while those with subscript \"2\" are for plant conditions of interest."}
{"query": "What are the loading conditions for fuel in the YANKEE-MPC System?", "positive": "Fuel to be Stored in the YANKEE-MPC System includes specific loading conditions necessary for safe storage and management of nuclear fuel.", "negative": "The CANISTER HANDLING FACILITY (CHF) is designed to support the handling of spent nuclear fuel with high operational reliability."}
{"query": "What is the role of the High Pressure Core Spray System in reactor safety?", "positive": "For 3. \"High Pressure Core Spray (HPCS) System,\" the NRC staff noticed that Function 3c. \"Reactor Vessel Water Level \u2013 High, Level 8\" is listed with \"Manual Trip\" being the only diverse instrumentation available to complete the function.", "negative": "In addition, RG 1.174, Revision 3, states the licensee should understand that \"when the proposed licensing basis change necessitates reliance on programmatic activities as compensatory measures, the licensee should justify that this reliance is not excessive (i.e., not overly reliant).\""}
{"query": "What is an Anticipated Transient Without Scram (ATWS) in nuclear reactors?", "positive": "An Anticipated Transient Without Scram (ATWS) is an anticipated operational occurrence that generates an automatic scram signal, accompanied by a failure of the reactor protection system to automatically shutdown the reactor.", "negative": "The fire detection and suppression systems at BFN are plant-wide systems that protect a wide variety of plant equipment."}
{"query": "The NRC oversees the renewal of licenses for organizations involved in nuclear activities.", "positive": "CT    | Manchester   | NRRON, LLC                                  | 06-31409-01  | 3038300  | Region 1       | 09/24/2020    | Renewal             |", "negative": "CT    | New Britain  | The Hospital of Central Connecticut         | 06-02388-01  | 3001250  | Region 1       | 10/05/2020    | Amendment           |"}
{"query": "What are seismically induced LOCAs and how are they assessed?", "positive": "Seismically induced LOCA frequencies were determined for WCGS using two approaches: 1. Using representative LOCA fragility parameters presented in EPRI 3002000709 (Reference 19). 2. Using site-specific LOCA fragility parameters calculated per the guidelines provided in NUREG-1903 (Reference 21).", "negative": "Although some SSBI (e.g., a large break in a main steam line) would be expected to initiate containment spray (CS), the ECCS would not be required for long term core cooling unless there are subsequent failures, such as a stuck open PORV or loss of auxiliary feedwater, that would require feed and bleed cooling."}
{"query": "The NRC mandates that applicants must demonstrate compliance with safety regulations to obtain a license.", "positive": "The NRC requires licensees to submit safety analysis reports that assess the potential risks associated with operating a nuclear facility.", "negative": "In 2020, the population in the East-Residential sector reached 102, indicating significant growth over the decade."}
{"query": "What are the conditions for continuing with the startup of Unit 2 given its current state?", "positive": "Unit 2 is in Mode 3 preparing for a startup.", "negative": "Unit 1 is in at 100% power."}
{"query": "brine disposal methods", "positive": "Brine will be generated from RO treatment of the process bleed and, potentially, brine concentration of the aquifer restoration water. Brine will be disposed in lined retention ponds or deep disposal wells as discussed in Section 2.1.2 of this ER.", "negative": "During decommissioning all contaminated material will be reused for licensed activities, decontaminated below release limits and disposed in an approved landfill or reused, or disposed at a licensed 11e.(2) byproduct material disposal area."}
{"query": "Nuclear regulatory control is crucial for managing the safe disposal of nuclear waste.", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "technical specification compliance for reactor operators", "positive": "Includes Technical Specification compliance for an RO.", "negative": "Instructions: Check the applicants' license type and enter one or more event numbers that will allow the examiners to evaluate every applicable competency for every applicant."}
{"query": "What is a Work Breakdown Structure (WBS) in project management?", "positive": "\u2014 the product-oriented grouping of project elements that organizes and defines the total scope of the project; a multilevel framework that organizes and graphically displays elements representing work to be accomplished in logical relationships. Each descending level represents an increasingly detailed definition of a project component. Components may be products or services. The structure and code integrate and relate all project work (technical, schedule, and cost) and are used throughout the life cycle of a project to identify and track specific work scope.", "negative": "\u2014 risks that were not anticipated or foreseen. Unidentified risks might originally be unanticipated because the probability of the event is so small that its occurrence is virtually unimaginable. Alternatively, an unidentified risk might be one that falls into an unanticipated or uncontrolled risk-event category."}
{"query": "nuclear plant licensing process", "positive": "The nuclear plant licensing process involves a series of regulatory steps to ensure the safe construction and operation of a facility, including thorough safety evaluations and public consultations.", "negative": "In the event of an emergency, operators must follow specific protocols to ensure the safety and security of the facility, including immediate communication with local authorities."}
{"query": "exemption from force-on-force exercises", "positive": "Comanche Peak Nuclear Power Plant, Unit Nos. 1 and 2 - Request for a One-Time Exemption from 10 CFR part 73, appendix B, section VI, subsection C.3.(l)(i) Regarding Annual Force-on-Force Exercises due to COVID-19 Pandemic, dated December 10, 2020", "negative": "Columbia Generating Station - Exemption from Annual Force-On-Force Exercise Requirements of 10 CFR part 73, appendix B, \"General Criteria for Security Personnel,\" subsection VI.C.3.(l)(1) (EPID L-2020-LLE-0172 [COVID-19]), dated December 17, 2020"}
{"query": "The NRC mandates the installation of overpressure protection devices for pressurizer systems.", "positive": "Blowout panels designed to release at 5.0 psig", "negative": "Containment is a safety feature employed to prevent the release of radioactive materials."}
{"query": "The NRC mandates thorough evaluations of thermal limits in reactor operations to ensure safety.", "positive": "The COBRA-FLX thermal-hydraulic analysis tool incorporates a new correlation for critical heat flux, which is essential for maintaining reactor safety under various operating conditions.", "negative": "Regular assessments of environmental impacts are also part of the regulatory process for nuclear facilities."}
{"query": "What is the significance of uranium isotopes in nuclear analysis?", "positive": "Uranium-233/234 is reported at 1.43 pCi/g with an uncertainty of +/-0.533, indicating its presence in the sample under evaluation.", "negative": "The moisture content of the soil sample was found to be 11.9%."}
{"query": "The State IPAWS Administrator is responsible for evaluating and sanctioning applications submitted by local and State Agencies for Code of Government (COG) participation.", "positive": "The State IPAWS Administrator reviews and approves applications for COGs for all local and State Agencies.", "negative": "These actions can include but are not limited to evacuation orders including evacuation routes, shelter info, key information, etc."}
{"query": "What is the significance of assembly average burnup in nuclear reactors?", "positive": "The assembly average burnup is a key parameter in nuclear reactor operation, defined as the total energy produced per unit mass of nuclear fuel, measured in gigawatt days per metric ton of uranium (GWd/MTU).", "negative": "The technical specifications of reactor components must be adhered to in order to ensure safety and compliance with regulatory standards."}
{"query": "What factors contribute to flood duration parameters in nuclear safety assessments?", "positive": "Flood duration parameters are critical in assessing the potential impacts of flooding events on nuclear facilities and are determined through detailed hydrological modeling and site-specific analyses.", "negative": "The NRC emphasizes the importance of regulatory reviews and public consultations to ensure transparency and accountability in the licensing process."}
{"query": "The evaluation of the Adjusted Reference Temperature is crucial for ensuring the integrity of reactor components under operational conditions.", "positive": "Adjusted Reference Temperature (ART) (\u00b0F) is a critical measure used to ensure that reactor materials maintain their integrity under operational conditions, with values of 87.0 \u00b0F for the Limiting Plate and 146.4 \u00b0F for the Limiting Axial Weld documented in the analyses.", "negative": "The chemistry factor is a parameter used to assess the impact of material composition on reactor safety and performance."}
{"query": "What are the intervals for volumetric inspections of critical reactor components?", "positive": "Procedures will be revised to require volumetric inspection of the pressurizer surge line hot leg nozzle every 48 years for management of EAF.", "negative": "The staff also noted that the piping had been inspected in 1994 with no indications that were unacceptable."}
{"query": "What is the NRC License SUA-1580?", "positive": "The NRC License SUA-1580 governs the operations of the Crownpoint Uranium Project, ensuring compliance with safety and environmental regulations.", "negative": "NuFuels, Inc. is committed to sustainable practices and the conservation of natural resources during the execution of its projects."}
{"query": "Accident Initiated Iodine Spike", "positive": "Accident Initiated Iodine Spike (0.265 \u00b5Ci/gm steady state)", "negative": "Gamma   | 3.71E-01   | 1.09E-01      | 8.86E-02"}
{"query": "Am\u00e9ricium-241 definition", "positive": "Am\u00e9ricium-241, a synthetic element, is commonly utilized in various nuclear applications and has a specific activity measured in pCi/g, which indicates its radioactivity level in a sample.", "negative": "The performance of the reactor depends significantly on the design of its cooling systems and the efficiency of heat exchangers."}
{"query": "What are the design parameters for the Nuclear Service Water System?", "positive": "Nuclear Service Water Flow Requirements (gpm per channel per Unit)", "negative": "Heat Transfer Rates to Standby Nuclear Service Water Pond. From LOCA Unit Loads and Controlled Shutdown Unit Loads Along with Associated Station Auxiliary Loads Over Thirty Days."}
{"query": "reactivity manipulations in nuclear licensing", "positive": "Reactivity manipulations performed on the plant-reference simulator for an applicant to meet the experience eligibility requirements may be credited when the simulator, at the time of performance, meets the requirements of 55.46(c)(2)(i) and (ii).", "negative": "These standards are quite high when applying them to the nuclear and thermal hydraulic characteristics."}
{"query": "The procedure 1-ES-1.1 outlines the necessary steps to safely terminate a Safety Injection, including the directive to stop a CCP first.", "positive": "1-E-0, Reactor Trip or Safety Injection, Step 4, will direct the crew to actuate Train B of Safety Injection. 1-ES-1.1, SI Termination, will direct a CCP to be stopped first to prevent filling the PZR solid.", "negative": "Plausible because the Train A SI was inadvertent, and actuating Train B fills the PZR at a faster rate. The second part is plausible because the SIPs have a higher flow rate than the CCPs, but they also have a lower discharge pressure, which is why a CCP is directed to be stopped first."}
{"query": "What are the surveillance requirements for ECCS automatic valves?", "positive": "Verify each ECCS automatic valve in the flow path that is not locked, sealed, or otherwise secured in position, actuates to the correct position on an actual or simulated actuation signal.", "negative": "In accordance with the Surveillance Frequency Control Program."}
{"query": "The recalculation of completion times must occur to adapt to evolving conditions within the plant.", "positive": "The Risk Informed Completion Time Program requires recalculation of the RICT to reflect changing plant conditions.", "negative": "When 'Immediately' is used as a Completion Time, the Required Action should be pursued without delay and in a controlled manner."}
{"query": "The NRC and Virginia Electric & Power Company evaluated the design of the lower supports for steam generators and reactor coolant pumps in both units.", "positive": "Discussion between the Nuclear Regulatory Commission and Virginia Electric & Power Company on Steam Generator Lower and Reactor Coolant Pump Supports for North Anna Units No. 1 and 2.", "negative": "The document includes a corrected copy of the original transcript from April 13, 1976, which is 164 pages long."}
{"query": "Petitioners argue that the Environmental Report provided by Duke does not adequately address significant environmental impacts that could arise from reactor incidents, particularly with regard to the Jocassee Dam.", "positive": "In their second and third contentions, Petitioners assert that Duke's Environmental Report (ER) is deficient because it fails to discuss purported new and significant environmental impacts associated with reactor accidents at ONS that could be caused by the failure of the nearby Jocassee Dam.", "negative": "The Secretary of the Commission referred Petitioners\u2019 hearing request to the Chief Administrative Judge, who, on October 4, 2021, assigned the intervention petition to this Licensing Board to rule on standing and contention admissibility/waiver matters and preside at any hearing."}
{"query": "seismic load analysis for nuclear structures", "positive": "The temporary SW jumper is being rigorously analyzed for stresses arising from load cases consisting of deadweight, thermal, and seismic loads.", "negative": "Flooding protection and personnel safety will be provided by requiring double isolation for system boundaries that present a significant source of water."}
{"query": "What are the principal aquifers in the Coastal Plain of Richland County?", "positive": "The principal aquifers include several terrace formations: the Okefenokee, Sunderland, Coharie and the Tuscaloosa Formation.", "negative": "Geographically, production from shallow holes is possible within any of the terrace formations."}
{"query": "background radiation measurements", "positive": "Ludlum 2221 with 43-37 probe # (Floor Monitor) measures background radiation across various surfaces, providing counts per minute (cpm). For example, the average for ambient measurements is 1781.4 cpm, while for concrete it is 2782.1 cpm.", "negative": "In the Background Data Meter #97817, the measurement for cinder block shows a value of 2109.4, which indicates the level of background radiation detected."}
{"query": "The ASME OM Code is essential for ensuring the safety and reliability of pumps in nuclear power plants.", "positive": "American Society of Mechanical Engineers (ASME) Operation and Maintenance of Nuclear Power Plants (OM) Code, 2022 Edition.", "negative": "The pumps listed are all vertical line shaft pumps."}
{"query": "nuclear power plant restart activities", "positive": "The security infrastructure changes including new barrier/wall are part of the proposed restart activities.", "negative": "Complete facility roofing inspections and repair/replace roofs."}
{"query": "The procedures for notifying about nuclear accidents must be followed in case of emergencies.", "positive": "EP-MW-114-100-F-01, Rev.K, Nuclear Accident Reporting System (NARS) Form provides a standardized method for reporting nuclear accidents.", "negative": "This is an Administrative JPM that may be performed in any setting where the necessary procedures and support information can be provided."}
{"query": "The NRC notifies licensees when certain ITAAC have been deleted.", "positive": "ITAAC Deleted Per License Amendment 112", "negative": "The NRC checklist includes various inspection reports that inform about construction status."}
{"query": "nuclear waste dose limit regulations", "positive": "The proposed 'dose limit'--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its 'regulators' which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "The NRC mandates that assessments must be conducted regarding the integrity of pressure boundaries in various reactor components.", "positive": "Tank (Boric Acid Batching Tanks)     | Pressure Boundary         | Stainless Steel          | Plant Indoor Air (Int) | Loss of Material                  | Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24)", "negative": "Tank (Boric Acid Holding Tanks)      | Structural Integrity (attached) | Cast Austenitic Stainless Steel | Plant Indoor Air (Ext) | None                               | VII.J.AP-17"}
{"query": "The TVA indicates that decommissioning will be performed following the established NRC protocols.", "positive": "Decommissioning activities would be conducted by TVA in accordance with established NRC guidance.", "negative": "The construction of additional plant structures that would require decommissioning would not be required to support the subsequent period of extended operation."}
{"query": "The uncertainty associated with the Zr-4 low stress creep calibration database is outlined in previous reports.", "positive": "The data contained in Figure 5-6 of Reference 2 is taken from the determination database for Zr-4 low stress creep is based on the uncertainty as described in Section 5.4.3.1 of Reference 2.", "negative": "For the Zr-4 low stress creep model, the test rods used in validation of the model are not used in the."}
{"query": "metal enclosed bus aging management program", "positive": "The BFN Metal Enclosed Bus aging management program is an existing condition monitoring program and no actions are taken as part of this program to prevent or mitigate aging degradation. The program applies to metal enclosed buses within the scope of subsequent license renewal to identify age-related degradation of electrical insulating material (i.e., thermoplastic organic polymers), metallic, and elastomer components (e.g., gaskets, boots, and sealants).", "negative": "A Condition Report was initiated to document the cable aging degradation and the cracking of the jacket. A work order was created to correct this aging degradation in the reactor building."}
{"query": "What are the elements involved in predicting the effects on the Standby Gas Treatment System during abnormal conditions?", "positive": "Ability to (a) predict the impacts of the following on the STANDBY GAS TREATMENT SYSTEM; and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those abnormal conditions or operations: High secondary containment ventilation exhaust radiation.", "negative": "A small steam leak develops in the Reactor Building."}
{"query": "What materials are commonly used in the construction of turbine building components?", "positive": "Steel Components: structural steel | Structural Support | Galvanized Steel | Air - Indoor, Uncontrolled | None | None | III.B5.TP-8 | 3.5.1-095 | A", "negative": "The aging management programs are detailed in Section B.2.1.33 of NUREG-2191, which outlines the various strategies essential for maintaining the integrity of safety-related structures."}
{"query": "The activity calculations involve determining the weighted mean of each nuclide's activity based on their respective confidence levels.", "positive": "Wt mean Activity (pCi/grams) is a critical parameter calculated for each nuclide to ensure accurate reporting in nuclear licensing.", "negative": "Errors quoted at 2.000 sigma indicate the level of uncertainty in the measurements collected during the assessment."}
{"query": "What are the Energy Group classifications for gamma radiation levels?", "positive": "The Energy Group (MeV/gamma) classifications are crucial for understanding the source strength at different times after shutdown of a nuclear reactor, detailing the various energy ranges associated with gamma radiation and their corresponding measurements.", "negative": "The cooling water system is responsible for transferring heat away from the reactor core, ensuring that the temperature remains within safe operational limits during normal operations and emergency situations."}
{"query": "available net positive suction head (NPSH) calculations", "positive": "System piping size and layout provides adequate NPSH to the containment spray pump during all anticipated operating conditions, in accordance with Regulatory Guide 1.1.", "negative": "Recirculation sump construction provides straining down to 0.045-inch strainer hole size to prevent entrained particles in excess of that size from entering the containment recirculation sump and containment spray system suction piping."}
{"query": "standby liquid control system", "positive": "Each BWR must have a standby liquid control system with defined boron injection capabilities.", "negative": "The BFN SBO coping strategy is to shutdown the blacked-out unit with equipment powered from the 250-V Direct Current (DC) battery system."}
{"query": "regulatory standing requirements", "positive": "The standing elements the Alliance and the Collective challenge as being extra-statutory and/or *ultra vires*, though, are found in a Commission regulation.", "negative": "In the Reply, the Alliance and Collective argued that the requirement to include an address and telephone number in the petition simply was a clerical omission and included supplemental affidavits with addresses and telephone numbers for themselves, but not for the members on whose behalf they seek representational standing."}
{"query": "What is the definition of developed low intensity land use in nuclear project areas?", "positive": "Developed, Low Intensity: Includes areas with a mixture of constructed materials and vegetation. Impervious surfaces account for 20% to 49% percent of total cover. These areas most commonly include single-family housing units.", "negative": "The project area is approximately 92 km [57 mi] northeast of Gallup (2020 population 21,899) and approximately 90 km [56 mi] northwest of Grants (2020 population 9,163)."}
{"query": "Nuclear safety protocols necessitate comprehensive evaluations conducted by licensees during compliance submissions.", "positive": "The NRC applies a strict regulatory framework that mandates licensees to conduct thorough assessments to ensure the safety of nuclear reactors.", "negative": "The thermal efficiency of a reactor is a measure of its ability to convert thermal energy from nuclear fission into electrical energy."}
{"query": "The RCS must be verified for uniform boron concentration prior to core loading procedures.", "positive": "To verify correct and uniform boron concentration, prior to core loading in the RCS and directly connected auxiliary systems.", "negative": "The alarm signal level will be established for startup testing and operations."}
{"query": "What does ALARA stand for in nuclear safety regulations?", "positive": "ALARA stands for As Low As Reasonably Achievable, emphasizing the need to keep radiation exposure as low as possible in nuclear safety practices.", "negative": "The GPS is utilized for accurate location tracking, which is essential for various navigation systems but does not pertain to radiation safety."}
{"query": "What parameters are included in the radiochemistry certification process?", "positive": "The following parameters are not offered for certification or are not covered by NELAC certificate #ACZ.", "negative": "The ACZ Project ID is L88959, which refers to specific activities within the Rio Algom Mining Company."}
{"query": "audit discussion topics", "positive": "The component-specific line items in the tabular audit discussion tables of Enclosures 3, 4, and 5 are color coded as follows in order to convey whether the component-specific topics warrant audit discussions, and if so, the degree of audit discussions that are merited on the component-specific audit topic: 1. **Blue color** highlighted content conveys the component-specific topic does not need to be included in audit discussions. 2. **Yellow color** highlighted content conveys the component-specific topic warrants some limited audit discussion. 3. **Green color** highlighted content conveys the component-specific topic warrants more detailed audit discussions.", "negative": "The NRC staff requests that EPRI make available the appropriate engineer(s) with knowledge of EPRI MRP I&E guidelines and any appropriate references, to address questions by the NRC staff."}
{"query": "The NRC mandates thorough analysis of gamma spectrum peaks to ensure safety compliance, especially for radioactive material measurements.", "positive": "Gamma spectrum analysis requires specific calibration to accurately identify and quantify radionuclides present in a sample.", "negative": "Sample identification is crucial for ensuring proper analysis, and it includes details such as sample type, size, and acquisition dates."}
{"query": "FWHM measurement significance in peak analysis", "positive": "FWHM (keV) is a measurement that represents the Full Width at Half Maximum of a peak, indicating the width of the peak at its half maximum height, which helps in evaluating the resolution of the energy measurement.", "negative": "The energy calibration process ensures that the detected energy levels correspond accurately to known standards, which is crucial for maintaining reliability in analysis."}
{"query": "dissolved polonium measurements", "positive": "Sample concentration is less than 5x LLD; RPD was not used for data validation. Replicate Error Ratio (RER) is less than 2. Precision judged to be in control.", "negative": "Sample required dilution due to matrix."}
{"query": "What are the design requirements for the spent fuel pool cooling system?", "positive": "The existing Spent Fuel Cooling System is designed to maintain the spent fuel pool water temperature within acceptable limits under normal and maximum heat load conditions (Table 9-5).", "negative": "The system demineralizer and filters are designed to maintain adequate purification to permit unrestricted access to the spent fuel storage area for plant personnel, provide means for purifying transfer canal and refueling pool water during refueling, and provide purification capability for the refueling water storage tank."}
{"query": "The assessment of exemptions under 10 CFR 50.12 is crucial for understanding the licensing process and its impact on operational safety and compliance.", "positive": "Exemptions pursuant to 10 CFR 50.12 currently in effect for DNPS Unit 2 and Unit 3 were reviewed to determine if they are based upon a TLAA.", "negative": "SLRA Table 4.1-2 is a summary of the TLAAs identified for the DNPS SLRA."}
{"query": "What is the maximum power level authorized for the facility?", "positive": "TVA is authorized to operate the facility at reactor core power levels not in excess of 3459 megawatts thermal.", "negative": "The Technical Specifications contained in Appendix A as revised through Amendment No. 45, and the Environmental Protection Plan contained in Appendix B, both of which are attached hereto, are hereby incorporated into this license."}
{"query": "The indicators on the auxiliary shutdown control panel provide critical measurements including pressurizer level and neutron flux.", "positive": "Pressurizer Level, Pressurizer Pressure, Reactor Coolant Loop D Hot Leg Temperature, and Neutron Flux are among the critical indicators available on the auxiliary shutdown control panel during hot standby.", "negative": "The auxiliary shutdown control panel controls a variety of pumps, including the Nuclear Service Water Pumps and the Component Cooling Water Pumps, which are essential for maintaining the overall system."}
{"query": "new and significant information in nuclear safety", "positive": "The NEI 17-04 Revision 1 methodology, which describes a three-stage process for determining whether there is any \u201cnew and significant\u201d information relevant to a previous SAMA analysis (NEI 2019b).", "negative": "Xcel Energy finds that impacts of severe accidents for the proposed SPEO are SMALL."}
{"query": "What is the activity of the isotope CS137?", "positive": "CS137 has an activity of 1000 mCi as noted in the registration details.", "negative": "The manufacturer of the device is KAY-RAY/SENSALL, INC."}
{"query": "When a laboratory uses NELAP certification, it signifies compliance with the stringent criteria set by the NELAC standard.", "positive": "Where the analytical method has been performed under NELAP certification, the analysis has met all of the requirements of the NELAC standard unless otherwise noted in the analytical case narrative.", "negative": "The equipment used for testing is often calibrated according to specific protocols to ensure accuracy and reliability."}
{"query": "The regulatory framework mandates thorough safety assessments and operational reviews for nuclear facilities.", "positive": "The NRC requires a comprehensive safety analysis to evaluate the potential risks associated with reactor operations.", "negative": "The new design incorporates advanced cooling technologies to enhance system efficiency and performance."}
{"query": "What is the function of containment isolation valves in a nuclear reactor?", "positive": "Phase A containment isolation valves are part of the safety system that isolates various fluid samples from the reactor environment to ensure safety measurements and compliance with regulatory requirements.", "negative": "The reactor pressure vessel is a crucial component in containing the nuclear reaction and ensuring that the reactor operates safely within designed limits."}
{"query": "What is a nuclide minimum detectable activity (MDA)?", "positive": "The nuclide MDA (minimum detectable activity) is defined as the lowest activity level of a nuclide that can be reliably detected using a specific measurement technique.", "negative": "Errors quoted at 2.000sigma"}
{"query": "TER funding for regulatory audits", "positive": "Now that the team has been ramped up with the TER and the technical review of the uncertainties, we\u2019re running through the funds we have in-house.", "negative": "It looks like there is another $844 to be funded."}
{"query": "technical criteria for nuclear material harvesting", "positive": "There are 6 \"technical criteria\" that are scored and combined for a \"technical\" score.", "negative": "I\u2019m hoping to use a portion of the meeting this afternoon to discuss and refine this straw man ranking approach."}
{"query": "What is the Risk Achievement Worth (RAW) Methodology?", "positive": "**Risk Achievement Worth (RAW) Methodology:** Section 4, \u201cBTP 7-19 Position 4 Displays and Controls,\u201d of the D3 Analysis examines the five critical safety functions from SECY-93-0087 and defines the diverse controls to achieve each critical safety function and displays to monitor the performance of these functions from the control room.", "negative": "The D3 Analysis does not specify what the phrase \u201cRAW of \u2265 approximately 2\u201d means or how the RAW values are calculated."}
{"query": "The measurement locations selected for survey unit B2-010-103 were determined using a systematic grid approach with randomization.", "positive": "The survey unit was split into eight (8) areas, with 14 required compliance measurements each, to accommodate the MARSSIM recommended survey unit size restrictions.", "negative": "One hundred and twelve (112) total systematic measurements (84 interior and 28 exterior) were included in the survey design for survey unit B2-010-103."}
{"query": "The NRC evaluates the potential for the migration of contaminants in groundwater systems based on hydraulic properties.", "positive": "The much lower hydraulic conductivities of the Shire member sediments impede the horizontal transport of any contaminants through this aquitard.", "negative": "Sampling of the water quality in Shire member wells at the New Rifle site indicate that any contamination derived from the site\u2019s former mill operations is limited to the uppermost part of the Shire and has not affected the Molina member."}
{"query": "public comment period in nuclear regulation", "positive": "The Public Comment Period for the proposed rule package is scheduled from 9/8/23 to 1/22/24, allowing stakeholders to provide feedback.", "negative": "The Regulatory Basis activity outlines the framework and justification for the proposed regulations in the Commission's review process."}
{"query": "The ability to maintain supply of offsite electrical power to essential safety loads is critical for reactor operation.", "positive": "From the switchyard three electrically and physically separated circuits providing AC power to each 4.16 kV ESF bus. An offsite circuit consists of all breakers, transformers, switches, interrupting devices, cabling, and controls required to transmit power from the offsite transmission network to the onsite Class 1E ESF buses.", "negative": "SSCs are modeled consistent with the TS scope and so can be directly included in the ERAT for the RICT program."}
{"query": "What are the requirements for regulatory compliance in nuclear inspections?", "positive": "In establishing inspection requirements, GEH commits to compliance with 10 CFR Part 50 Appendix B, Criteria X and NQA-1-2015 Edition, Requirement 10.", "negative": "The type of observation is important for determining the course of action during the inspection process."}
{"query": "What are the fourteen requirements for license amendment requests regarding transmitter calibration intervals using OLM?", "positive": "In the safety evaluation (SE), the NRC identified fourteen requirements that each licensee must address in any license amendment request (LAR) to extend transmitter calibration intervals using OLM.", "negative": "The NRC staff is also aware of the setpoint of 6 differential pressure switches serving as Reactor Water Level Narrow Range function have all shifted from their previously calibrated settings by approximately the same amount in the same direction due to a systematic effect resulting from the design of the instrument."}
{"query": "What is the purpose of the ECCS suction strainer in nuclear safety?", "positive": "The ECCS suction strainers clog at the beginning of suppression pool circulation following successful automatic isolation of the pipe break, with many forms of clean RPV injection sources for high-pressure injection remaining available at Fermi 2.", "negative": "The dominant condition for non-isolated pipe breaks (LOCA) is when a weld between the RPV and the first isolation valve ruptures."}
{"query": "The RMS components are subject to various environmental conditions that involve indoor air and ventilation.", "positive": "The materials of construction for the RMS components are: Carbon Steel, Stainless Steel.", "negative": "Materials of construction for the Sanitary Sewage System are: Carbon Steel (Galvanized), Cast Iron (Gray Cast Iron)."}
{"query": "The inspection team assessed various systems for their readiness against adverse weather conditions before winter.", "positive": "The inspectors evaluated readiness for seasonal extreme weather conditions prior to the onset of low temperatures and snow advisories of the following systems on December 3, 2024: - Diverse and flexible coping strategies equipment room - Screenhouse - 'B' emergency diesel generator room - Standby auxiliary feedwater annex", "negative": "The inspectors reviewed selected procedures and records, observed activities, and interviewed personnel to assess licensee performance and compliance with Commission rules and regulations, license conditions, site procedures, and standards."}
{"query": "The report details the procedures for analyzing radionuclide concentrations, particularly in soil samples.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "LaCrosseSolutions utilized a methodical approach to ensure the accuracy and reliability of the measurements during the site restoration project."}
{"query": "How do climatological changes affect radiation health impacts?", "positive": "Climatological changes are not likely to have an effect on radiation health impacts.", "negative": "Existing radiological regulations will continue to guide radiological monitoring and thresholds."}
{"query": "analyte recovery acceptance criteria", "positive": "A quality control analyte recovery is outside of specified acceptance criteria", "negative": "This data report has been prepared and reviewed in accordance with GEL Laboratories LLC standard operating procedures."}
{"query": "What is the purpose of the Lubricating Oil Analysis aging management program?", "positive": "The Lubricating Oil Analysis aging management program will be consistent with the 10 elements of aging management program XI.M39 Lubricating Oil Analysis, specified in NUREG-2191.", "negative": "The oil reservoir was flushed and the oil changed out."}
{"query": "nuclide MDA report", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|-----------------------|-------------------------|---------------------|\n| K-40          | 1460.75     | 10.67     | 3.42E+00              | 8.54E-01                | 8.54E-01            |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "What is the purpose of RFI in nuclear regulatory filings?", "positive": "RFI is focused on areas that maintain the cyber program.", "negative": "Scheduling of on-site presentations (i.e., drills and exercises)."}
{"query": "What changes can be anticipated for control room operators following the implementation of new safety measures?", "positive": "The effect on the control room operator to me is one of the more important -- I get all of the analysis behind the scenes and stuff like that, but it's not -- that doesn't do a lot for me to operate a plant unless I can see increased operating margins, a few more tech specs to have to comply with, and those sort of things.", "negative": "I think that we can make a list but stress that it's not complete because we might leave something out."}
{"query": "The aging management program requires consideration of material conditions affecting components like piping and heat exchangers.", "positive": "Loss of Material is identified as an aging effect requiring management for the Heat Exchanger (Intake Cooling Water) Shell Side Components, which are made of Carbon Steel and operate in a Closed-Cycle Cooling Water environment.", "negative": "Piping elements that use glass as a material do not exhibit any aging effects requiring management in the Closed-Cycle Cooling Water environment."}
{"query": "GSI-191 debris failure mechanisms", "positive": "Numerous tests have been performed by the U.S. NRC and industry, as well as regulators and utilities around the world over the last 40 years to resolve issues related to debris and strainer performance. This testing has investigated nearly every aspect of GSI-191 including insulation and coatings destruction from break jets; unqualified coatings failure; blowdown and washdown debris transport; containment pool settling, tumbling, and lift-over-curb debris transport; debris erosion; chemical release, solubility, and precipitation; strainer head loss, vortexing, and penetration; ex-vessel component wear; and in-vessel core blockage and boron precipitation.", "negative": "Both high and low likelihood equipment configurations were addressed with a bounding evaluation as described in Section 2.4.1."}
{"query": "What is a 500 ml Marinelli sample in gamma spectrum analysis?", "positive": "Sample Type: 500 ml Marinelli", "negative": "Sample Size: 8.929E+02 grams"}
{"query": "What is risk-informed completion time in nuclear reactor licensing?", "positive": "The first LAR would modify the Grand Gulf technical specifications (TSs) to permit the use of risk-informed completion times (RICTs) in accordance with Technical Specifications Task Force (TSTF) Traveler TSTF-505, Revision 2, \"Provide Risk Informed Completion Times - RITSTF [Risk-Informed TSTF] Initiative 4b\" (TSTF-505) (ML18183A493).", "negative": "The NRC staff has proposed to conduct a regulatory audit from December 4-6, 2023, to enhance technical understanding of the submitted documentation, with periodic meetings to be scheduled during this period, as needed, before the audit and after the audit prior to finalizing a request for additional information (RAI)."}
{"query": "ECCS flow rates in nuclear safety analysis", "positive": "The Wolf Creek ECCS flow rate per fuel assembly is 52.9 gpm/FA based on the ECCS flow rate used in the in-vessel analysis for the most limiting design basis pump configuration with two ECCS trains in operation at maximum flow rate.", "negative": "The Wolf Creek is a Westinghouse NSSS plant with an upflow barrel/baffle design."}
{"query": "What is the purpose of ECCS suction strainers in nuclear reactors?", "positive": "ECCS suction strainers are designed to ensure that Emergency Core Cooling System (ECCS) pumps do not become obstructed by debris during a loss-of-coolant accident, thus maintaining their ability to provide cooling to the reactor core.", "negative": "Fermi, \"Mechanical Engineering Design Verification Review Checklist, MES17004, Rev. 13A,\" January, 2023. This document outlines the necessary steps and considerations for conducting engineering design verification for nuclear system components."}
{"query": "nuclide identification report", "positive": "**Sample Title:** B1-010-001-FSFC-D10-GM  **Nuclide Library Used:** C:\\GENIE2K\\CAMFILES\\LACBWR.NLB", "negative": "**They must ensure compliance with regulatory standards to maintain operational integrity.**"}
{"query": "The fluid quality is measured on a scale from 0 to 1 in the system.", "positive": "Fluid Quality values range from 0 to 1.", "negative": "BURST ELEVATION = 5.75 FT"}
{"query": "What are the potential impacts of herbicide application on monarch butterflies near nuclear facilities?", "positive": "Continued herbicide application could directly affect monarchs in the action area by injuring or killing individuals exposed to these chemicals.", "negative": "Impacts on climate change during normal operations at nuclear power plants can result from the release of greenhouse gases from stationary combustion sources, refrigeration systems, electrical transmission and distribution systems, and mobile sources."}
{"query": "radiographic testing requirements for nuclear reactors", "positive": "The NRC must require licensees to perform a one-time inspection of the continuous circumferential transition cone closure weld on each steam generator (essential 100 percent examination coverage of each weld) employing radiographic testing is required to protect the health and safety of the public during a 60-year or 80-year period extended power operations of PRVs.", "negative": "Licensee emergency plans are not sufficient to protect the health and safety of the public during a declared General Emergency - due to a Loss of Coolant Accident (LOCA) stemming from a fractured nuclear reactor vessel and resulting reactor core melt down, caused by a damaged RV from the effects of neutron fluence which caused the RV to fracture during a reactor trip and subsequent PTS event."}
{"query": "The NRC mandates that during DBA conditions, at least one train each of containment cooling and containment spray must be operational to keep containment conditions within the specified design limits.", "positive": "The modeled Containment Cooling System actuation from the containment analysis is based on a response time associated with exceeding the containment High-3 pressure setpoint to achieving full Containment Cooling System air and safety grade cooling water flow.", "negative": "The effect of an inadvertent containment spray actuation has been analyzed."}
{"query": "The NRC assesses environmental impacts during the licensing process for nuclear facilities.", "positive": "The NRC evaluates the potential environmental consequences of proposed nuclear activities as part of its licensing process to ensure compliance with regulatory requirements.", "negative": "In 1993, the Savannah District of the US Army Corps of Engineers published a report on water resources development in Georgia."}
{"query": "The confidence interval for the measurements is set at a level of 95%, which provides a statistical basis for estimating uncertainty.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "MDC refers to Minimum Detectable Concentration, which indicates the lowest concentration of a substance that can be reliably detected in a sample."}
{"query": "hypothetical accident dilution factors", "positive": "Site Hypothetical Accident Dilution Factors (X/Q SEC/m\u00b3) (North Anna, September 16, 1971 \u2013 September 15, 1972) | Distance from Structure (m) | Postulated 'F' | 1-m/sec Condition\u00b9 | 5th Percentile 'F' | 1.5-m/sec Condition\u00b9 | 100 | 1.27 x 10\u207b\u00b3 | 5.88 x 10\u207b\u2074 | | | 200 | 1.16 x 10\u207b\u00b3 | 7.81 x 10\u2074 | | | 400 | 8.84 x 10\u207b\u2074 | 5.97 x 10\u2074 | | | 700 | 5.86 x 10\u207b\u2074 | 3.96 x 10\u2074 | | | 1000 | 4.16 x 10\u207b\u2074 | 2.81 x 10\u2074 | | | 1350 | 2.96 x 10\u207b\u2074 | 2.00 x 10\u2074 | | | 1609 | 2.38 x 10\u207b\u2074 | 1.61 x 10\u2074 | | | 1770 | 2.10 x 10\u207b\u2074 | 1.42 x 10\u207b\u2074 | | | 2000 | 1.79 x 10\u207b\u2074 | 1.21 x 10\u207b\u2074 | | | 4000 | 7.45 x 10\u207b\u2075 | 5.03 x 10\u207b\u2075 | | | 7000 | 3.77 x 10\u207b\u2075 | 2.55 x 10\u207b\u2075 | | | 9656 | 2.56 x 10\u207b\u2075 | 1.74 x 10\u207b\u2075 | | | 10,000 | 2.43 x 10\u207b\u2075 | 1.64 x 10\u207b\u2075 | | | 20,000 | 1.10 x 10\u207b\u2075 | 7.43 x 10\u207b\u2076 | | | 37,821 | 5.29 x 10\u207b\u2076 | 3.58 x 10\u207b\u2076 | | | 40,000 | 4.96 x 10\u207b\u2076 | 3.35 x 10\u207b\u2076 | | | 70,000 | 2.77 x 10\u207b\u2076 | 1.87 x 10\u207b\u2076 | | | 100,000 | 1.86 x 10\u207b\u2076 | 1.26 x 10\u207b\u2076 | | | \u00b9 0-60 minutes with building wake factor (758 m\u00b2).", "negative": "Conditions for a 0-Min to 60-Min Hypothetical Accident (North Anna, September 16, 1971 \u2013 September 15, 1972) | Time Interval | Stability Category | Wind Speed | Wind Conditions | 0-60 min. | F | 1.0 m/sec | Invariant |"}
{"query": "What is the purpose of the Radioactive Effluent Control Program in nuclear facilities?", "positive": "A program shall be established and maintained to implement the requirements of 10 CFR 72.44 (d) or 10 CFR 72.126, as appropriate.", "negative": "The program shall provide for evaluation and control of the following requirements during the applicable operation: verify that no TRANSFER CASK handling or STORAGE CASK handling using the lifting lugs occurs when the ambient temperature is < 0\u00b0F."}
{"query": "Critical Heat Flux Correlation in nuclear reactor safety", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation is a significant parameter used in thermal-hydraulic safety analyses to predict the point at which coolant flow can no longer effectively remove heat from the fuel rods, leading to potential overheating and damage.", "negative": "Framatome Inc. provides various services to nuclear plants, including maintenance, reactor upgrades, and support for regulatory compliance."}
{"query": "What are Risk-Managed Technical Specifications (RMTS) in nuclear regulation?", "positive": "Risk-Managed Technical Specifications (RMTS) Guidelines provide a framework for developing technical specifications that incorporate risk insights and risk-informed decision-making processes.", "negative": "The references listed in the document include a variety of standards and reports related to nuclear safety evaluations."}
{"query": "What is the definition of drain time in nuclear reactors?", "positive": "A bounding DRAIN TIME may be used in lieu of a calculated value.", "negative": "The INSERVICE TESTING PROGRAM is the licensee program that fulfills the requirements of 10 CFR 50.55a(f)."}
{"query": "What is the Auxiliary Feedwater System in nuclear plants?", "positive": "The Auxiliary Feedwater System is designed to provide cooling water to the steam generators during a loss of normal feedwater supply and to ensure the ability to remove decay heat from the reactor core.", "negative": "The installation, operation, and maintenance instructions serve as a guide for the operators to ensure the equipment is functioning according to the standards."}
{"query": "What is the Materials Inspection Program in nuclear licensing?", "positive": "The Materials Inspection Program is designed to ensure that materials used by licensees in their operations adhere to regulatory requirements and safety standards.", "negative": "The Management Meetings section outlines various types of meetings held to discuss regulatory issues and updates."}
{"query": "The plant's safety report comments on the analysis of large break loss-of-coolant accidents.", "positive": "The Large Break Loss of Cooling Accident (LOCA) analysis is performed to ensure that the reactor can withstand significant coolant loss without jeopardizing safety.", "negative": "In 2020, the NRC issued several updates regarding the safety protocols for waste management in nuclear facilities."}
{"query": "What is the definition of tracer peak centroid in nuclear analysis?", "positive": "The tracer peak centroid for sample 485191028 (L1-010-105-AJGS-007-SB) is greater than 50 keV from the expected library energy value for the tracer; however, the tracer yield requirement was met and the tracer peak is within the tracer region of interest.", "negative": "The samples in this SDG were analyzed on a \"dry weight\" basis."}
{"query": "The NRC reviews the aging effects of fire protection systems on auxiliary components to ensure their safety and integrity over time.", "positive": "Loss of material due to abrasion, flaking, vibration; cracking/ delamination due to chemical reaction; change in material properties due to gamma irradiation exposure; separation", "negative": "There are no silicate fireproofing/fire barriers exposed to air addressed in screened in portions of Auxiliary Systems."}
{"query": "The Oconee Station site is recognized for its historic properties and cultural significance, including potential archaeological resources.", "positive": "Historic and cultural resources within the Oconee Station site can include prehistoric era and historic era archaeological sites, historic districts, and buildings; as well as any site, structure, or object that may be considered eligible for listing on the National Register of Historic Places (NRHP).", "negative": "In the late 1800s, the development of a greater regional railroad infrastructure led to the establishment of several small towns centered around cotton and textile mills."}
{"query": "The NRC specifies that all primary load-bearing structures must meet defined stress limits for both normal and severe service conditions.", "positive": "All primary load bearing members must satisfy Level A stress limits", "negative": "Tornado missile load may be reduced or eliminated based on a Probabilistic Risk Assessment for the facility site."}
{"query": "Loss of Coolant Accident (LOCA)", "positive": "The petition raises the concern that the nuclear power industry does not now have adequate safety margins against the consequences of a Loss of Coolant Accident (LOCA) and unduly risks another core melt accident and potentially large radioactive releases worse than what occurred at TMI.", "negative": "Two such compelling commemorative presentations on the TMI accident and its consequences can be viewed at http://www.tmia.com/march26."}
{"query": "RHR loop operation verification", "positive": "SR 3.4.7.1 Verify one RHR loop is in operation.", "negative": "In accordance with the Surveillance Frequency Control Program"}
{"query": "What are the requirements for assessing radiological consequences of design basis accidents?", "positive": "The PPE approach in RS-002 was used for the evaluation.", "negative": "The types of facilities that would be used to store radioactive liquids and any associated inventory are unique to each design."}
{"query": "environmental site assessment for reactors", "positive": "you would want to make sure that you're hiring a competent environmental professional to perform the environmental site assessment that will assess a lot of what Matt was talking about so you can establish the baselines prior to ownership.", "negative": "I don't know that we can really answer, how would you assess that small nuclear reactor is affecting the environment? I'm not qualified to tell you at this time."}
{"query": "What is the methodology for modeling transient heat transport in reactor systems?", "positive": "This report presents approximate closure models to complete the scaling analysis for the idealized PHTS. This presents the methodology needed for the scaling and modeling of transient heat transport between fluids and solid structures (both the convective heat transfer from the fluid to the surface of the heat structures and conduction in the heat structures).", "negative": "The integrated energy balance equation is non-dimensionalized using the following normalized parameter, in addition to the same normalized parameters used previously: \\[\\theta_{loop} = \\frac{T_{loop} - T_{C0}}{T_{H0} - T_{C0}}  \\tag{54}\\] This yields: \\[m_{loop}c_{loop} \\frac{1}{\\theta_{loop}} \\frac{\\partial}{\\partial t} \\left[ T_{C0} + \\theta_{loop}(T_{H0} - T_{C0}) \\right] = \\epsilon_{RX}h_{RX}A_{S,RX}\\theta_{reg,RX}(T_{S, RX} - T_{F,RX}) + \\epsilon_{HX}h_{HX}A_{S,HX}\\theta_{reg,HX}\\Delta T_{LMTD,HX}  \\tag{55}\\]"}
{"query": "harvesting of aged materials in nuclear power plants", "positive": "Harvesting of aged materials from operating and decommissioning nuclear power plants is a process that involves the careful extraction and management of older materials to ensure safety and regulatory compliance in the nuclear industry.", "negative": "We\u2019re targeting to put together a 20 minute presentation on harvesting that we can discuss with you on Thursday morning."}
{"query": "The staff requested additional information on how the reactive control systems are evaluated during licensing procedures.", "positive": "PSAR section 5.3.4.3 states: \u201cThe RIM Program and assessment of available testing and service data provide an appropriate material surveillance program for the reactor vessel (RV) without the use of material surveillance coupons as described in section 7.1.2.\u201d", "negative": "Classification for the instrumentation and controls (I&C) systems is not located in this chapter in noted tables."}
{"query": "What does MDC stand for in nuclear analysis reports?", "positive": "MDC: Minimum Detectable Concentration", "negative": "The sample was collected from a soil matrix and was received on 20-SEP-19."}
{"query": "What is the function of the Spent Fuel Pool Cooling and Cleanup System in nuclear reactors?", "positive": "To demonstrate operation of the SF PCCS components and their associated control circuitry.", "negative": "Required electrical power supplies and control circuits are energized and operational."}
{"query": "what is estimate uncertainty", "positive": "Estimate uncertainty represents the inherent accuracy of a cost-benefit estimate; it indicates a function of the level of project definition that is available, the resources used (skill set and knowledge) and time spent to develop the cost estimate and the data (e.g., vendor quotes, catalogue pricing, historical databases) and methodologies used to develop the cost estimate.", "negative": "Buildings and other structures; their functional systems and equipment; site development features such as landscaping, roads, walks, and parking areas; outside lighting and communications systems; central utility plants; utility supply and distribution systems; and other physical plant features."}
{"query": "The containment structure is crucial for preventing the release of radioactive materials during an accident.", "positive": "The containment building is designed to protect the reactor core and the public from potential releases of radioactive materials.", "negative": "This figure is currently unavailable in an electronic format."}
{"query": "The regulatory body mandates that all safety analyses align with established safety margins.", "positive": "A key aspect of nuclear licensing involves the review and approval of safety analysis reports that demonstrate compliance with safety regulations.", "negative": "The sample contained various isotopes of Uranium and Thorium, which are essential for understanding the radioactivity levels in the region."}
{"query": "The employment statistics for various sectors show a consistent growth in overall jobs from 2010 to 2020.", "positive": "Total Employment (Number of Jobs) increased from 29,256 in 2010 to 30,948 in 2020 in Colbert, AL.", "negative": "The maximum percentage of farm employment in Lauderdale, AL was 3.6% in 2010."}
{"query": "What is the COBRA-FLX correlation in nuclear engineering?", "positive": "The COBRA-FLX correlation is a critical heat flux correlation developed by Framatome for the assessment of reactor safety under various thermal-hydraulic conditions.", "negative": "The report also includes comprehensive data on various test assembly configurations and their respective performance metrics during the heat transfer testing."}
{"query": "corrective actions for mechanical failures", "positive": "The failure to promptly identify and correct a significant condition adverse to quality is a performance deficiency. It is a performance deficiency because it was reasonably within the licensee\u2019s ability to identify and correct the condition prior to additional equipment failures.", "negative": "The inspectors assessed the significance of the finding using IMC 0609 Appendix A, \u201cThe Significance Determination Process (SDP) for Findings At-Power.\u201d The inspectors determined that the finding had very low safety significance (Green) because the finding did not represent an actual loss of the probabilistic risk assessment function provided by these four air conditioning units."}
{"query": "advanced nondestructive evaluations", "positive": "Advanced nondestructive evaluations (AND) refer to a variety of inspection techniques that assess materials or components without causing damage, ensuring the integrity and safety of nuclear systems.", "negative": "Increased communication between utilities, regulators, and research is becoming essential for improving safety measures and operational efficiency in the nuclear industry."}
{"query": "What is the role of the Radiological Duty Officer in emergency planning for nuclear plants?", "positive": "Radiological Duty Officer - A designated member of the FPL General Office Power Resources staff with responsibility for responding to radiological emergencies or incidents on a 24 hour per day basis.", "negative": "Site wide fire alarms are provided from the unit control rooms using the Plant Paging system which includes fire alarms."}
{"query": "What is included in the Reactor Coolant Pressure Boundary System?", "positive": "Components of the Reactor Coolant Pressure Boundary System include bolting, flow devices, heat exchangers, piping elements, and valve bodies, which serve functions such as mechanical closure and pressure boundary containment.", "negative": "The aging management review results for all components will be addressed in the subsequent sections of the document, focusing on the importance of maintaining system integrity."}
{"query": "What is the role of risk-informed assessment in nuclear inspections?", "positive": "Risk-informed assessments support the determination of inspection requirements based on the risk significance of structures, systems, and components under review as described in the Risk-Informed Baseline Inspection Program.", "negative": "The NRC conducts regular reviews to ensure that all reactor operating experience is thoroughly documented and analyzed to inform oversight processes."}
{"query": "The regulatory framework overseeing water rights for oil exploration is intricate and requires various submissions to ensure compliance.", "positive": "Water Right No.  SJ-1361-EXPLOR-159 indicates that the well is classified under the Abandoned status and was used for Exploration activities as authorized by NMOSE.", "negative": "Mobil Oil has been the operator of multiple wells in the area, indicating a strong presence in oil exploration activities."}
{"query": "What is a Marinelli beaker used for in gamma spectroscopy?", "positive": "**Sample Type**: 500 ml Marinelli", "negative": "**Facility**: Dairyland_NPP"}
{"query": "What is the significance of nuclide data in radiation measurement?", "positive": "| Nuclide | Id    | Activity           | Name        | Confidence (pCi/M\u00b2) | Uncertainty         |\n|---------|-------|--------------------|-------------|----------------------|----------------------|\n| K-40    | 0.936 | 6.073511E+004      | 1.093748E+004 |                      |                      |\n| PB-212  | 0.999 | 8.679694E+002      | 8.634687E+002 |                      |                      |\n| BI-214  | 0.995 | 1.232310E+003      | 9.658382E+002 |                      |                      |\n| PB-214  | 0.999 | 1.976608E+003      | 1.179094E+003 |                      |                      |", "negative": "Errors quoted at 2.000 sigma"}
{"query": "NRC outlines the necessary procedures for submitting sensitive data to ensure its protection from the public eye.", "positive": "In 10 CFR 2.390, NRC specifies the procedures and requirements for persons to submit sensitive information to NRC so that it may be properly protected from disclosure.", "negative": "Information on procedures and any updates is available at http://www.nrc.gov/reading-rm/sensitive-info.html."}
{"query": "What materials are used for valve bodies in turbine generator systems?", "positive": "Valve Body      | Leakage Boundary (spatial)      | Copper Alloy (\u226415 Zinc and \u22648 Aluminum) | Dry Gas (Int)                | None                                | VIII.I.SP-5                                              | 3.4-1, 054      | A     |", "negative": "| Valve Body      | Leakage Boundary (spatial)      | Stainless Steel                  | Closed-Cycle Cooling Water (Int) | Loss of Material                     | Closed Treated Water Systems (B.2.3.12)                   | VIII.E.SP-39     | 3.4-1, 026  | B     |"}
{"query": "The NRC mandates that all designs must accommodate the expected increases in fuel rod power...", "positive": "Fuel rod power increases are evaluated to ensure safe operation within designed parameters and to assess potential impacts on the reactor's thermal-hydraulic performance.", "negative": "The analysis of operational procedures is critical for maintaining efficiency and reliability in power generation systems."}
{"query": "The Turbine Bypass System ensures proper thermal regulation by mitigating excess steam flow to various outlets.", "positive": "The Turbine Bypass System is designed to provide an artificial Reactor Coolant System load by providing the following steam dump capabilities: 1. 100 percent full load steam dump to atmosphere via main steam safety valves.", "negative": "Proper operation of the Turbine Gland Sealing System is verified during unit startup."}
{"query": "containment spray system", "positive": "The Containment Spray System is designed to control the temperature and pressure within the containment building of a nuclear reactor, thereby preventing the release of radioactive materials in the event of an accident.", "negative": "The piping components in this table are made of stainless steel, which can provide reliable performance in various conditions, ensuring system integrity over time."}
{"query": "nuclide activity in nuclear reports", "positive": "The table summarizes the nuclide activity and confidence values, revealing important information about the isotopes present in the sample.", "negative": "Errors quoted at 2.000 sigma"}
{"query": "The facility is designed to maintain safety during fire incidents by utilizing special systems and equipment, as outlined in regulatory requirements.", "positive": "This Fire Area complies with 10CFR50 Appendix R, Section III.G.3.", "negative": "Manual hose stations and portable extinguishers would extinguish fires and normal unit or SSS capability would be available."}
{"query": "The table includes information on the weighted mean activity of various nuclides in pCi per gram.", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|--------------|-------------|------------|-------------------------------|------------------------------|----------|\n| RA-226       | 0.963       | 4.93E-01   | 2.56E-01                      |                              |          |", "negative": "Errors quoted at 2.00 sigma"}
{"query": "What are risk-informed completion times in nuclear power operations?", "positive": "The Risk Informed Completion Times (RICT) Program is detailed in the Technical Specifications, which includes guidelines for assessing the impact of risk on completion times to ensure safe operation.", "negative": "Renewed Facility Operating License Nos. DPR-19 and DPR-25 are essential for maintaining compliance with regulatory requirements at the Dresden Nuclear Power Station."}
{"query": "What are the requirements for nuclear facility licensing?", "positive": "For licensing a nuclear facility, the applicant must provide detailed information on the safety measures and operational protocols to ensure compliance with the Nuclear Regulatory Commission (NRC) requirements.", "negative": "The turbine generator is responsible for converting mechanical energy into electrical energy, playing a crucial role in the overall operation of the power plant."}
{"query": "Emergency Operations Facility (EOF) in nuclear regulation", "positive": "The Emergency Operations Facility (EOF) provides a dedicated location for support of the site event response activities. The EOF is sized to accommodate ERO responders and NRC, FEMA, and state representatives.", "negative": "Administrative controls will ensure that remote ERO responders have access to any required data and any equipment necessary to perform their emergency response duties."}
{"query": "What are the requirements for groundwater protection in nuclear licensing?", "positive": "Groundwater protection and restoration and financial assurance estimates were addressed in LBP-05-17, which mandated changes to uranium standards and required revisions to RAPs for well plugging methods.", "negative": "Cultural resources were discussed in LBP-05-26, which stated that there was no change regarding their assessment throughout the review process."}
{"query": "The table outlines the average burnup ranges for various assembly types used in Pressurized Water Reactors (PWR).", "positive": "Minimum Initial Assembly Avg. | 44 < Assembly Average Burnup \u2264 45 GWd/MTU | Minimum Cooling Time (years)", "negative": "The table includes enrichment percentages for different reactor assemblies such as CE and B&W configurations."}
{"query": "The NRC mandates that every licensed nuclear facility must adhere to specific safety protocols during operation.", "positive": "The technical specifications for the Surry Power Station include detailed requirements that the facility must comply with to ensure the safety of the reactor operations and the public.", "negative": "The reactor coolant pump is responsible for circulating the coolant through the reactor core to maintain the proper temperature during operation."}
{"query": "In the event of a severed air line affecting 1-LCV-2-3, what is the expected behavior of the valve?", "positive": "1-LCV-2-3, DUMPBACK TO CST FROM HW PMP DISCH, will FAIL CLOSED.", "negative": "The conditions state that Unit 1 is functioning at full power while the air line is compromised."}
{"query": "what is a gas decay tank", "positive": "The Gas Waste System is switching to fill the gas decay tank selected as standby.", "negative": "If the operator simulates placing GDT #8/C to the \u201cINLET\u201d position, then provide the following information: RRV-341 green light is LIT; red light is NOT LIT. RRV-381 red light is LIT; green light is NOT LIT."}
{"query": "What is the significance of groundwater elevation measurements in environmental reports?", "positive": "Table 3.4.1-2 provides a summary of observation well groundwater levels including the TOC elevation, date measured, depth to water, and the resulting groundwater elevation in feet NAVD88.", "negative": "The NRC requires that all monitoring activities comply with federal guidelines to ensure safety and environmental protection."}
{"query": "The NRC evaluated the licensee\u2019s adherence to safety protocols through a series of supplemental inspections conducted at the facility.", "positive": "The supplemental inspection plan consists of activities specified in the Inspection Manual Chapter (IMC) 2545, 'Research and Test Reactor Inspection Program,' additional inspection activities necessary to determine that the licensee has implemented adequate corrective actions, and inspection activities to support confirmation that the licensee has met the requirements of the CO.", "negative": "The U.S. Nuclear Regulatory Commission is dedicated to ensuring the protection of public health and safety, as well as the environment, from potential hazards associated with nuclear reactors."}
{"query": "What is the significance of K-40 in nuclear activity assessments?", "positive": "K-40 has an energy of 1460.75 keV, a yield of 10.67%, and an activity of 2.98E+00 pCi/grams.", "negative": "Errors quoted at 2.000 sigma."}
{"query": "What is the significance of a Loss of Instrument Air in reactor operations?", "positive": "An Instrument Air leak in the Turbine Building Air Header results in lowering pressures in the 1A and 1B Instrument Air Receivers.", "negative": "The EOs performing QCOS 5750-09, ECCS Room and DGCGP Cubicle Cooler Monthly Surveillance call in and report the 1B Core Spray Room Cooler flow at 55 gm."}
{"query": "What is the purpose of Metal Storage Overpacks (MSOs) in nuclear storage?", "positive": "The MSO is the vertical storage module that receives, holds and protects the sealed TSC for storage at the ISFSI. The MSO passively provides the radiation shielding, structural protection, and heat dissipation capabilities for the safe storage of spent fuel in a TSC.", "negative": "NONFUEL HARDWARE is defined as reactor control components (RCCs), burnable poison absorber assemblies (BPAAs), guide tube plug devices (GTPDs), neutron sources/neutron source assemblies (NSAs), hafnium absorber assemblies (HFRA), instrument tube tie components, guide tube anchors or other similar devices, in-core instrument thimbles, steel rod inserts (used to displace water from lower section of guide tube), and components of these devices such as individual rods."}
{"query": "What are the controls for high radiation areas in nuclear facilities?", "positive": "\u2666 RP-AA-460, Controls for High and Very High Radiation Areas", "negative": "| STEP #  | STEP NO. | STANDARD                                                   | EVAL S/U | COMMENTS                                        |"}
{"query": "what is Shutdown Margin (SDM) in nuclear regulations?", "positive": "SDM shall be the instantaneous amount of reactivity by which the reactor is subcritical or would be subcritical from its present condition assuming: a. All rod cluster control assemblies (RCCAs) are fully inserted except for the single RCCA of highest reactivity worth, which is assumed to be fully withdrawn. However, with all RCCAs verified fully inserted by two independent means, it is not necessary to account for a stuck rod in the SDM calculation. With any RCCA not capable of being fully inserted, the reactivity worth of the RCCA must be accounted for in the determination of SDM; and", "negative": "The PTLR is the unit specific document that provides the reactor vessel pressure and temperature limits, including heatup and cooldown rates and the Low Temperature Overpressure Protection System applicability temperature, for the current reactor vessel fluence period."}
{"query": "The analysis of samples for radionuclides is integral for understanding radiological safety in nuclear operations.", "positive": "K-40 has an activity concentration of 1.358E+01 pCi/g Dry and is often analyzed for regulatory compliance in nuclear safety assessments.", "negative": "Radionuclides such as U-238 are measured in pCi/g Dry and have specific levels of uncertainty associated with their activity concentration."}
{"query": "No Significant Hazards Consideration (NSHC)", "positive": "the proposed determinations that these amendment requests involve NSHC. Under the Commission\u2019s regulations in 10 CFR 50.92, operation of the facilities in accordance with the proposed amendments would not (1) involve a significant increase in the probability or consequences of an accident previously evaluated; or (2) create the possibility of a new or different kind of accident from any accident previously evaluated; or (3) involve a significant reduction in a margin of safety.", "negative": "The Commission is seeking public comments on these proposed determinations. Any comments received within 30 days after the date of publication of this notice will be considered in making any final determinations."}
{"query": "Classification of plant conditions in nuclear safety", "positive": "Since 1970 the American Nuclear Society classification of plant conditions has been used; this classification divides plant conditions into four categories according to anticipated frequency of occurrence and potential radiological consequences to the public. The four categories are as follows: Condition I: Normal operation and operational transients. Condition II: Faults of moderate frequency. Condition III: Infrequent faults. Condition IV: Limiting faults.", "negative": "A typical list of Condition I events follows: A. Steady-State and Shutdown Operations 1. Power operation (>5 to 100 percent of rated thermal power)."}
{"query": "What are the license renewal boundary drawings in nuclear regulation?", "positive": "The License Renewal Boundary Drawings include detailed diagrams such as SLR-DRE-M-12; Sheets 1 and 2, and SLR-DRE-M-25, which are critical for understanding the spatial delineations involved in license renewal processes.", "negative": "The UFSAR References consist of various sections, such as 5.2, 5.4, and 10.3, which outline necessary safety assessments and regulatory requirements for nuclear facilities."}
{"query": "What requirements must be met for a license transfer application in nuclear regulation?", "positive": "A license transfer application must include the same information concerning the applicant\u2019s financial qualifications to operate the plant as required for an initial application.", "negative": "The NRC will approve the license transfer if it finds both the proposed transferee qualified to hold the license and the transfer otherwise consistent with applicable law, regulations, and Commission orders."}
{"query": "nominal trip setpoints", "positive": "The Nominal Trip Setpoints (NTSP) for the components establish a timing threshold, with the specific component having a nominal trip setpoint of 15 seconds.", "negative": "The table includes the individual component setting tolerances, where the As-Found and As-Left values are noted for various components, detailing their accuracy measurements."}
{"query": "What is the calculation method for equipment operation hours?", "positive": "The calculation method used to determine the Equipment Operation (hrs/yr) includes the number of vehicles, their capacity for trips, and the duration of operation per trip.", "negative": "The passenger vehicle is rated at 200 HP and can make up to 100 one-way trips per day."}
{"query": "The NRC evaluates the adequacy of the current analysis related to emergency procedures in the event of a significant incident.", "positive": "The licensing process for the Palo Verde Units involves detailed examination of Large Break Loss of Coolant Accident (LOCA) scenarios to ensure safety compliance.", "negative": "Framatome also provides reactor design services for a range of nuclear technologies and is involved in international collaborations."}
{"query": "What is Quadrant Power Tilt Ratio (QPTR) in nuclear safety?", "positive": "This Instruction provides detailed steps for determination of the Quadrant Power Tilt Ratio (QPTR) and Axial Flux Difference (AFD).", "negative": "Performance of this instruction satisfies the following Surveillance Requirements (SRs):"}
{"query": "The NRC requires that compressive stress characteristics are analyzed to ensure safety during operational phases.", "positive": "Figure 2.10.1.3 illustrates the relationship between strain and compressive stress for materials with a foam density of 11 lbs./ft\u00b3.", "negative": "The regulatory submission includes detailed operational profiles and timelines essential for compliance reviews."}
{"query": "The program includes regular testing and inspections to ensure the effectiveness of firefighting systems in the plant.", "positive": "The DCPP Fire Protection AMP is an existing condition monitoring and performance monitoring program comprised of tests and inspections.", "negative": "Visual inspections are performed through the DCPP External Surfaces Monitoring of Mechanical Components AMP (B.2.3.22) to identify conditions of corrosion and mechanical damage in the CO\u2082 flow path."}
{"query": "The NRC's proposed changes may result in nuclear reactors being treated as non-radioactive waste materials.", "positive": "This VLLW proposal could permit, by exemption, entire massive nuclear reactors being dumped or left as if not radioactive.", "negative": "The proposed reinterpretation of NRC regulations is a clear effort to let nuclear power owners to shift legal and financial responsibility to the public."}
{"query": "The NRC is assessing the completeness of the construction permit application for the Kemmerer Power Station.", "positive": "The NRC staff is reviewing a construction permit (CP) application submitted by TerraPower, LLC (TerraPower), on behalf of US SFR Owner, LLC, a wholly owned subsidiary of TerraPower, for the proposed Kemmerer Power Station Unit 1.", "negative": "The U.S. Nuclear Regulatory Commission (NRC) is soliciting input on aspects of a proposed licensing action in Kemmerer, Lincoln County, Wyoming and providing notification about an upcoming Tribal information workshop."}
{"query": "What are options for harvesting electrical distribution components in nuclear safety research?", "positive": "Meeting to discuss options for harvesting electrical distribution components to support fire research activities.", "negative": "When: Tuesday, February 28, 2017 2:00 PM-3:00 PM (UTC-05:00) Eastern Time (US & Canada)."}
{"query": "What is the significance of LCO 3.0.2 in nuclear safety regulations?", "positive": "LCO 3.0.2 establishes the actions that must be implemented when an LCO is not met and: a. An associated Required Action and Completion Time is not met and no other Condition applies; or b. The condition of the unit is not specifically addressed by the associated ACTIONS.", "negative": "The Completion Times of the Required Actions are also applicable when a system or component is removed from service intentionally."}
{"query": "What is the importance of control system malfunction analysis in nuclear safety?", "positive": "Explain how \u201cmalfunction of any control system\u201d was addressed and describe whether and how a PICS failure analysis was developed. This information is needed to confirm adequacy of the design to perform the functions necessary to ensure TSV safety and its conformance to the design bases and acceptance criteria.", "negative": "The NRC staff seeks this understanding in order to assist in determining the relationship of HIPS development and TRPS development with respect to software requirements development, in conjunction with open item 7.2.5-07 for life cycle development."}
{"query": "The seismic capacity of the ANO-2 plant includes various evaluations to ensure safety against external events.", "positive": "The assumed limiting plant seismic capacity used in the ANO-2 seismic penalty calculation has a HCLPF value of 0.30g PGA.", "negative": "The IPEEE did not identify any containment building vulnerabilities with respect to seismic events."}
{"query": "The NRC stipulates specific thresholds for identifying significant gamma peaks in radiological samples.", "positive": "Peak Locate Threshold: 3.00", "negative": "The sample was taken from Dairyland_NPP and has a mass of 1.226E+03 grams."}
{"query": "auxiliary feedwater system requirements", "positive": "E.1 ----------- NOTE ---------- <br> LCO 3.0.3 and all other LCO Required Actions requiring MODE changes are suspended until one AFW train is restored to OPERABLE status. <br> ------------------------------ <br> Initiate action to restore one AFW train to OPERABLE status.", "negative": "D. Required Action and associated Completion Time for Condition A, B or C not met. <br> OR <br> Two AFW trains inoperable."}
{"query": "What is the analytical method for testing radioactive materials?", "positive": "**Analytical Method:** DOE EML HASL-300, Pu-11-RC Modified", "negative": "All sample data provided in this report met the acceptance criteria specified in the analytical methods and protocols for initial calibration, continuing calibration, instrument controls and process controls where applicable, with the following exceptions."}
{"query": "What is the Minimum Detectable Concentration (MDC) in nuclear licensing?", "positive": "MDC: Minimum Detectable Concentration", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is the role of the NRC's Section 106 environmental review?", "positive": "If you have any questions concerning the NRC's Section 106 environmental review, please contact Staff Archaeologist, Jennifer Davis, by phone at 301-415-3835 or via email at Jennifer.Davis@nrc.gov, or Environmental Project Manager, Mary Richmond, by phone at 301-415-7218 or via email at Mary.Richmond@nrc.gov.", "negative": "Sincerely, Michelle S. Rome\nChief\nEnvironmental Technical Review Branch 1\nDivision of Rulemaking, Environmental, and Financial Support\nOffice of Nuclear Material Safety and Safeguards"}
{"query": "The management of loss of coating integrity is critical for maintaining the safety and functionality of various structural components.", "positive": "Loss of Coating Integrity requires management through a Protective Coating Monitoring and Maintenance program (B.2.3.35).", "negative": "The atmospheric conditions can significantly influence the durability and performance of carbon steel components."}
{"query": "The analysis of extreme precipitation events, particularly local intense precipitation, is crucial for assessing flood hazards at nuclear sites.", "positive": "The LIP is a measure of the extreme precipitation (high intensity/short duration) at a given location. The duration of the event and the support area are needed to qualify an extreme precipitation event fully.", "negative": "A system of barriers and seals prevent water intrusion into safety related structures for events where the water elevation is up to 313.5 ft NGVD-29."}
{"query": "What is the process for collecting subsurface soil samples in nuclear regulatory surveys?", "positive": "The LTP, Section 5.7.1.1.5.2 states that in Class 1 open land survey units, a subsurface soil sample will be taken at 10% of the systematic surface soil sample locations in the survey unit with the location(s) selected at random.", "negative": "All designated scan areas were scanned using a Ludlum 2350-1 paired with a Model 44-10 2\u201dx 2\u201d NaI detector operated in the rate-meter mode and using audio response."}
{"query": "Containment spray system failure response", "positive": "Ability to (a) predict the impacts of the following on the Containment Spray System and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those abnormal operations: Failure of spray pump", "negative": "Trainer B of RHR Spray has been placed in-service in accordance with 1-E-1, Loss of Reactor or Secondary Coolant."}
{"query": "containment pressure monitoring", "positive": "Containment Pressure - High 1; Containment Pressure - High 2; Steam Line Pressure - Low; Steam Line Pressure - Negative Rate - High, and SG Water Level - Low Low (Adverse Containment Environment) are critical parameters monitored during reactor operations.", "negative": "Activities on electrical systems (e.g., AC and DC power) and cooling systems (e.g., essential service water and component cooling water) that support the systems or functions listed in the first three bullets should not be scheduled when a logic train is inoperable for maintenance."}
{"query": "E-Filing system for nuclear regulatory submissions", "positive": "A filing is considered complete at the time the document is submitted through the NRC\u2019s E-Filing system.", "negative": "Information about applying for a digital ID certificate is available on the NRC\u2019s public Web site at NRC E-Submittals."}
{"query": "The Parish EOC Director must ensure prompt communication and activation of local emergency resources during radiological incidents at River Bend Station.", "positive": "The Parish EOC Director will ensure warning and notification of persons within the 10 mile EPZ, as necessary.", "negative": "The procedures will define the roles of the various local agencies involved in emergency preparedness and response."}
{"query": "What are the estimated doses for whole body and thyroid over a time span of 96 hours?", "positive": "| Whole Body  | Thyroid    | TEDE       |\n|-------------|------------|------------|\n| Delta dose (rem) | 3.4832E-13 | 1.0034E-13 | 3.4832E-02 |\n| Accumulated dose (rem) | 7.7908E-01 | 1.1378E+01 | 1.6601E+00 |", "negative": "The table includes values for noble elemental organic aerosol deposition across different compartments."}
{"query": "temporary SW jumper", "positive": "Approval to use the temporary SW jumper and Intake Canal level probe is requested for a maximum of 35 days during the currently planned 2025 Unit 1 refueling outage.", "negative": "The proposed changes are as follows:"}
{"query": "Hornerstown Formation", "positive": "The Hornerstown Formation is a well-sorted almost purely glauconitic sand that imparts a distinctive green color to the unit.", "negative": "The Shark River Formation is a glauconitic sand and mudstone."}
{"query": "The NRC mandates that applicants provide comprehensive details regarding material properties and geometry in their submissions.", "positive": "**Esteel** = 27.96E   ! Young's modulus (psi)", "negative": "*Address: 12100 Sunrise Valley Drive, Suite 220, Reston, VA 20191*"}
{"query": "What is the average enrichment level for PWR fuel assemblies?", "positive": "The Minimum Initial Assembly Avg. Enrichment for PWR fuel indicates various levels based on the enrichment factor (E) ranging from 2.1 to E \u2265 4.9 with specific values listed for each type of assembly.", "negative": "The report also details the operational safety protocols during reactor maintenance, emphasizing the importance of thorough safety checks and procedural adherence."}
{"query": "containment structural integrity examinations", "positive": "Continuing containment structural integrity is verified through regular examinations and tests performed at intervals of 5 years in accordance with the requirements of USNRC Regulation 10CFR50.55a (Reference 6.1) and, by reference therein, ASME Section XI, Subsection IWL (Reference 6.2).", "negative": "Measurement of tendon force applied at the end anchorage."}
{"query": "The specifications for the pressurizer shell and surge nozzle dimensions must meet the criteria established in regulatory documents to ensure safety and compliance.", "positive": "The plant-specific pressurizer surge nozzle and bottom head weld configurations must conform to those shown in Figure 1-1 (Item No. B2.11), Figure 1-2 (Item No. B2.12), Figure 1-3 (Item Nos. B2.21 and B2.22), and Figures 1-4 and 1-5 (Item No. B3.110).", "negative": "The inside diameter of the pressurizer shell must adhere to the listed geometric parameters to ensure structural integrity."}
{"query": "What are the requirements for nuclear plant licensing?", "positive": "The NRC requires applicants to submit a detailed safety analysis report that demonstrates the safety of the proposed nuclear facility and its systems.", "negative": "Markups of the affected changes, as described in the response, are provided below."}
{"query": "The analysis incorporates evaluations similar to those described in NUREG/CR-6595 for various aspects of the LERF assessment, which relies on conservative estimates.", "positive": "The Large Early Release Frequency (LERF) analysis uses NUREG/CR-6595 type evaluations for some portions of the LERF evaluation based on conservative assessments.", "negative": "Most of the notebooks indicate that interviews with knowledgeable plant personnel were conducted to confirm that the systems analysis adequately reflected the as-built, as-operated plant and that plant-specific data was appropriately collected where required."}
{"query": "lamellar tears in reactor materials", "positive": "Let's look at the third condition where we have potential stresses through-the-thickness and potential lamellar tears present, and see what we can do with that one.", "negative": "For the most severe shake, a long slender flaw, assuming the Q is for stress over yield stress of about a half, which is about what this turns out to be for that deep buried flaw, the free surface boundary connection is one, and I estimate A to be 1.45 inches."}
{"query": "probable maximum flood definition", "positive": "The probable maximum flood is an estimated flood that may be expected from the most severe combination of critical meteorologic and hydrologic conditions that are reasonably possible in the region.", "negative": "The flooding effects on the headwater area of the cooling lake were also evaluated during the dam design and were determined by backwater computations using the USACOE's computer program, \"Water Surface Profiles\" (CPS, 2002)."}
{"query": "What is a Safety Analysis Report in nuclear licensing?", "positive": "The Safety Analysis Report (SAR) is a comprehensive document that assesses the safety of a proposed nuclear facility, detailing potential risks and safety measures.", "negative": "The NRC conducts routine inspections to ensure compliance with regulatory standards and assess the operational performance of nuclear facilities."}
{"query": "probable maximum precipitation methodology", "positive": "The Probable Maximum Precipitation (PMP) is a critical concept in hydrological studies used to estimate the maximum precipitation that could occur at a specific location, derived from historical data and hydro-meteorological modeling techniques.", "negative": "The method employed for calculating runoff from rainfall involves using the Snyder Unit Hydrograph, which is a widely recognized technique for estimating the response of a watershed to storm events."}
{"query": "Sealed source leak limit", "positive": "Sealed Source Leak Limit: 11,100 Bq", "negative": "NR <5"}
{"query": "What are power uprate licensing actions in nuclear plants?", "positive": "The licensing actions related to power uprate at nuclear facilities involve modifications to the existing operating licenses to allow for an increase in the reactor's thermal power output beyond its originally licensed capacity.", "negative": "The NRC conducts routine inspections of nuclear facilities to ensure compliance with safety regulations and operational requirements."}
{"query": "What is the purpose of a materials license in the context of nuclear regulatory activities?", "positive": "A materials license issued by the U.S. Nuclear Regulatory Commission permits the holder to possess and use radioactive materials for specified purposes in accordance with regulatory requirements.", "negative": "The amendment dated January 8, 2019, included various updates but did not introduce any new licensing requirements or changes to existing protocols."}
{"query": "nuclear reactor capacity", "positive": "The Vogtle Power Plant in the USA has a total capacity of 2 x 1000 MW, which significantly contributes to the electrical grid.", "negative": "The S\u00f6dra Cell VARO in Sweden, manufactured by Doosan Skoda, has a production capacity of 55 MW and was delivered in 2015."}
{"query": "What are the surveillance requirements for containment sumps?", "positive": "SR 3.6.8.1 Verify, by visual inspection, the containment sumps do not show structural damage, abnormal corrosion, or debris blockage.", "negative": "The NRC requires licensees to report any modifications to the reactor structure that could affect safety."}
{"query": "What is the weighted mean activity of nuclides in nuclear safety reports?", "positive": "The weighted mean activity is calculated by combining the activities of different nuclides with their respective uncertainties to provide a more reliable measure of overall radioactivity.", "negative": "Manually added nuclide."}
{"query": "What are the requirements for stormwater flow measurement in nuclear facilities?", "positive": "All stormwater samples shall be collected from the discharge resulting from a storm event that is greater than 0.1 inches.", "negative": "The permittee shall complete a review and evaluation of the BMP plan at least once every three years from the date of preparation of the BMP plan."}
{"query": "What is the purpose of the AMP XI.M23 program?", "positive": "AMP XI.M23, \"Inspection of Overhead Heavy Load and Light Load (Related to Refueling) Handling Systems\" will be used to manage cracking, deformation, and loss of material of the carbon steel cranes, hoists, and platforms; and the associated rails, bridges, structural members, and structural components exposed to air - indoor uncontrolled in the Cranes, Hoists, and Refueling Equipment System.", "negative": "The Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.1.24) program will be used to manage loss of material of the carbon steel, cast iron, and galvanized steel accumulators, compressor housings, flame arrestors, heat exchanger components, piping, piping components, silencers/mufflers, tanks, and valve bodies exposed to condensation in the Closed Cycle Cooling Water System."}
{"query": "nuclear fuel performance metrics", "positive": "Figure 5-2 shows the FGR log (Predicted/Measured) as a function of burnup, illustrating the relationship between the fuel's performance and its exposure to neutron flux over time, providing vital information for predicting fuel integrity and behavior.", "negative": "The system's capacity for reactor pressure vessel cooling is essential to maintaining operational safety, yet its efficiency can vary significantly based on external environmental conditions."}
{"query": "bypassing nuclear instrument protection systems", "positive": "D. The BYPASS FUNCTION switches are placed in BYPASS on the failed Nuclear Instrumentation Protection Panel.", "negative": "Unit 1 is at 100%."}
{"query": "The ground motion frequency during seismic events can significantly affect the safety assessments of nuclear power plant structures.", "positive": "Based on these studies, methodology for the reduction of spectral accelerations in the high frequency range have been developed (Reference 136).", "negative": "However, these high spectral accelerations are accompanied by small displacements and most sub-systems have adequate energy dissipation capability to accommodate such small displacements without failure."}
{"query": "What is the significance of sump strainer structural analysis in nuclear reactor safety?", "positive": "Back flushing of the sump strainers is not credited in the PBN analysis; therefore, no structural analysis considering reverse flow was performed.", "negative": "In Safety Evaluations dated June 6, 2005, the NRC reviewed and accepted analyses demonstrating that a rapidly propagating failure of the large bore RCS piping components at PBN is highly unlikely (leak before break analyses)."}
{"query": "What is the purpose of the ASME Code, Section XI in nuclear inspections?", "positive": "the examinations and tests meet the Inspection Plan as required by the ASME Code, Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of 1R25 conform to the requirements of the ASME Code, Section XI.", "negative": "The 2007 Edition through 2008 Addenda is applicable to the 4th Inspection Interval."}
{"query": "What is a monobloc guide tube in nuclear reactors?", "positive": "A monobloc guide tube is designed with a constant outer diameter and features weep holes to facilitate the functioning of control rods in a nuclear reactor.", "negative": "The heat exchanger operates using water as a medium to transfer heat from the reactor to the turbine system."}
{"query": "What is the purpose of drywell air lock in nuclear safety?", "positive": "The drywell air lock leakage rate limit does not reflect the ability of the drywell to perform its safety function.", "negative": "The remaining OPERABLE drywell isolation valve in the flow path is adequate to perform the isolation function."}
{"query": "What are unregistered wells and their implications for groundwater rights?", "positive": "Unregistered wells can impact water rights and the overall management of groundwater resources within a defined area, as they are not officially documented with regulatory agencies like the New Mexico Office of the State Engineer (NMOSE).", "negative": "The project area includes various well types, such as domestic and livestock wells, which serve different purposes and can affect the water resource management of the surrounding environment."}
{"query": "In the context of nuclear operations, isolating systems like the RBCLC Supply is critical during maintenance activities.", "positive": "Isolate RBCLC Supply to the Drywell is an essential task to ensure safety during operations and maintenance activities.", "negative": "The simulator used during training was equipped with various interfaces that simulate real-world scenarios."}
{"query": "The TSC must be subjected to helium leak testing to ensure confinement integrity before its commissioning.", "positive": "The TSC shell, bottom plate, all confinement welds, and the COMPOSITE CLOSURE LID shall be fabrication helium leak-tested in accordance with ANSI N14.5 to leak-tight criterion.", "negative": "The unit weight (i.e., density) of the concrete in the CONCRETE CASK LID can be verified by either test method ASTM C138 or an approved shop fabrication procedure by following the basic equation of p=W/V."}
{"query": "minimum decommissioning fund requirements", "positive": "NUREG-1307, Revision 18, \"Report on Waste Burial Charges: Changes in Decommissioning Waste Disposal Costs at Low-Level Waste Burial Facilities\", explains the formula acceptable to the NRC for determining the minimum decommissioning fund requirements for nuclear power reactors, as required by the NRC's regulations.", "negative": "The report provides adjustment factors, and updates to these values, for the labor, energy, and waste burial components of the minimum formula."}
{"query": "What is the purpose of using a Marinelli beaker in gamma spectrum analysis?", "positive": "The 500 ml Marinelli is utilized in gamma spectrum analysis to ensure a consistent geometry for the measurement of radioactivity in soil samples.", "negative": "The Facility located at Dairlyand_NPP is equipped with advanced systems for managing nuclear reactor operations and ensuring safety protocols."}
{"query": "The evaluation of contamination levels in the soil requires adherence to established release criteria as per operational guidelines.", "positive": "For survey unit L1-010-107, compliance with the unrestricted release criteria was demonstrated through a combination of soil scanning with a Ludlum Model 44-10 gamma detector and the sampling of soil for isotopic analysis.", "negative": "An FSS Supervisor performed a visual inspection and walk-down of the survey unit on August 6, 2019, prior to performing FSS."}
{"query": "What are the accuracy requirements for instruments under the ASME OM Code?", "positive": "Accuracy. Instrument accuracy shall be within the limits of Table ISTB-3510-1. If a parameter is determined by analytical methods instead of measurement, then the determination shall meet the parameter accuracy requirement of Table ISTB-3510-1 (e.g., flow rate determination shall be accurate to within \u00b1 2% of actual). For individual analog instruments, the required accuracy is percent of full-scale. For digital instruments, the required accuracy is over the calibrated range. For a combination of instruments, the required accuracy is loop accuracy.", "negative": "Unit 1 and 2 HPCI pump suction pressure indicators (1) 2E41-PI-R004 exceed this Code allowable range limit."}
{"query": "What does mCi stand for in nuclear licensing?", "positive": "mCi stands for millicurie, which is a unit of measurement used to express radioactivity in nuclear materials.", "negative": "The manufacturer of the device is RONAN ENGINEERING COMPANY, which holds the manufacturer license number IND-267-95G."}
{"query": "Are facility licensees required to update their reactor models according to regulations?", "positive": "The Commission in its statements of consideration during the rule making, emphasized that facility licensee\u2019s would not be required to update their core models in order to comply with the requirements of 55.46.", "negative": "The fact that a simulator may lead or lag design changes made to the reference plant is accommodated by ANSI/ANS-3.5 (2009, 1998, 1993, and 1985)."}
{"query": "The licensing process for nuclear participants requires documentation of compliance with established nuclear regulations.", "positive": "Nuclear licensing refers to the process by which the U.S. Nuclear Regulatory Commission (NRC) authorizes facilities and activities that involve nuclear materials, ensuring they meet safety, environmental, and security standards.", "negative": "In addition to safety evaluations, the NRC also conducts public hearings to address concerns about the potential environmental impacts of nuclear power generation."}
{"query": "The NRC evaluates various stability classes based on hourly observations for proper assessment.", "positive": "Based on Pasquill-Turner calculation of E, F or G from hourly surface observations.", "negative": "The data collected shows the mean values over several decades for various durations."}
{"query": "How is the transient population assessed for nuclear plant safety?", "positive": "Table 2.1.3-38 summarizes the transient population annular rings and enclosed population within a 0 to 10 mile radius of the VEGP.", "negative": "Section 2.1.3-14 displays population by segment for the West-Northwest Sector, which does not directly pertain to transient populations near nuclear facilities."}
{"query": "The NRC guidelines require detailed documentation of operational scenarios affecting safety systems.", "positive": "NRC:  - Critical Task #1 needs to be more descriptive. Revise as follows:  - With a reactor scram required and the reactor not shutdown, (1a) Inject Boron BEFORE 110\u00b0F in the Torus -OR- (1b) Insert Rods (all or all but one) BEFORE exceeding Primary containment design limits [these must be measurable values].", "negative": "NRC:  - Can the simulator operator tell when the 2nd control rod is selected? <br>    - If so, revise the Lead Evaluator Note to be a Sim Op Note. <br> Response: Fixed."}
{"query": "What are Insurge and Outsurge transients in nuclear plants?", "positive": "Insurge/Outsurge transients are listed in Tables 5-10 and 5-11 for the Westinghouse/CE and B&W plants, respectively. As shown in Tables 5-10 and 5-11, the evaluated number of Insurge/ Outsurge cycles for a typical B&W plant significantly exceeds those for Westinghouse/CE plants (11,100 versus 5,100 cycles). Furthermore, the maximum temperature difference between the pressurizer fluid and the surge nozzle fluid temperatures is higher for the B&W plants (400\u00b0F versus 320/330\u00b0F).", "negative": "The general transients do not vary significantly from one plant design to the other."}
{"query": "The update to the Integrated Safety Analysis (ISA) for the GLE Test Loop is submitted as required by 10 CFR 70.72.", "positive": "In accordance with 10 CFR 70.72(d)(2) Global Laser Enrichment LLC (GLE) submits an update to the Integrated Safety Analysis (ISA) Summary for the GLE Test Loop.", "negative": "The GLE Test Loop ISA Summary, Rev.18 which contains Secret Restricted Data is being transmitted in accordance with 10 CFR 95.39, separately from the GNF-A SNM-1097 ISA Summary, Rev. 28, dated January 30, 2025, M250034."}
{"query": "What is Zr-4 M/P in the context of hydrogen measurement?", "positive": "Figure 3-7 shows the variations of hydrogen levels measured against theoretical levels for Zircaloy-4 M/P sections in a reactor.", "negative": "The control room monitors various parameters to ensure safe reactor operations, including temperature and pressure readings."}
{"query": "What is the GEXL98 correlation in nuclear engineering?", "positive": "The GEXL98 correlation uses the same functional form as previous GEXL correlations with different constraints for correlation coefficient parameters based on a hypothetical database created using Framatome\u2019s approved correlation (ACE/ATRIUM 10XM).", "negative": "The total uncertainty in the GEXL98 correlation's critical power predictions accounts for the fact that there is uncertainty in the correlation's fit to the Framatome, Inc. data provided to GNF-A."}
{"query": "What are Hot Zero Power Tests in reactor licensing?", "positive": "Hot Zero Power Tests include measurements such as the isothermal temperature coefficient for different bank configurations, reactivity worth of rods, and power distribution measurements related to pseudo-rod-ejection scenarios.", "negative": "The regulatory authority ensures that all safety systems are tested under various conditions to verify their reliability and functionality."}
{"query": "The Reactor Water Cleanup System is essential for ensuring the purity of reactor water by eliminating corrosive substances and deposition on heat exchangers.", "positive": "The RWCU System maintains high reactor-water purity to limit chemical and corrosive action, thereby limiting fouling and deposition on heat transfer surfaces.", "negative": "The component types that require aging management review are indicated in the below Table 2.3.3-21, Emergency Equipment Cooling Water System."}
{"query": "What is a primary containment isolation valve (PCIV) in nuclear reactor operations?", "positive": "The method of isolation must include the use of at least one isolation barrier that cannot be adversely affected by a single active failure.", "negative": "The Completion Time of 8 hours for the main steam lines allows a period of time to restore the MSIVs to OPERABLE status given the fact that MSIV closure will result in isolation of the main steam line(s) and a potential for plant shutdown."}
{"query": "underground piping inspection requirements", "positive": "Revise implementing procedures to require that inspections for cracking be conducted on piping with degraded coating to assess the impact of cracks on the pressure boundary function of the component being visually inspected.", "negative": "The inspection will include excavation of the top surfaces and at least 50 percent of the side surface to visually inspect for cracks in the backfill that could admit groundwater to the external surfaces of the component."}
{"query": "nuclear reactor safety inspections", "positive": "The U.S. NRC conducts thorough nuclear reactor safety inspections to ensure compliance with regulatory requirements and to identify any potential safety issues that could affect the operation of the facility.", "negative": "The inspection team also evaluates the training programs of the operational staff to ensure that they are well-prepared for emergency situations."}
{"query": "The evaluation of the survey unit's compliance with release criteria was confirmed through statistical analysis following the DQOs.", "positive": "The survey unit meets the unrestricted release criteria with adequate power as required by the DQOs.", "negative": "No anomalies were observed during the performance or analyses of the survey."}
{"query": "What are the applicable regulatory requirements for nuclear licensing?", "positive": "The applicable regulatory requirements and criteria for nuclear licensing are outlined in regulations set forth by the NRC, which ensure that safety, environmental, and operational standards are met.", "negative": "The environmental consideration section discusses the impact of the proposed change on local ecosystems and air quality but does not address specific licensing requirements."}
{"query": "dose based license termination regulation", "positive": "The licensee elaborates that it has adopted an administrative dose standard of 15 mrem/yr and explains the factors influencing this decision.", "negative": "Section 5.4.5.3 of the LTP discusses the use of area factors and the DCGLEMC for the NS Savannah."}
{"query": "The licensing process for nuclear facilities involves comprehensive assessments and evaluations to ensure compliance with safety regulations.", "positive": "The nuclear licensing process requires a detailed analysis and submission of safety evaluations to the NRC to assess compliance with regulatory standards.", "negative": "Nuclear power plants operate by using nuclear fission to generate heat, which is then used to produce steam that drives turbines."}
{"query": "The NRC requires regular monitoring of radionuclide levels in the environment, including assessments of tritium concentrations.", "positive": "TRITIUM 0.473 1.040 U 0.162 pCi/mL REG", "negative": "The analysis of the water temperature indicated a measurement of 18.700 degrees Celsius."}
{"query": "The NRC monitors radiation levels using various detector types to ensure safety standards are met.", "positive": "The Scan Logged Result (cpm) represents the counts per minute detected by the radiation detector during a specific scan.", "negative": "The graphical representation of the data helps in tracking the history of measurements taken over a period."}
{"query": "The measurement of radioactive isotopes often includes activity (pCi/M\u00b2) which represents the concentration of radioactivity over a surface area.", "positive": "The activity (pCi/M\u00b2) indicates the level of radiation emitted by a nuclide per square meter.", "negative": "Understanding the decay levels of various isotopes can assist in radioactive waste management."}
{"query": "What are the estimated doses of radioactivity from drinking water for infants?", "positive": "Drinking     | 330.0               | 10.0     | 12.01    | 4.90E-02                | 3.14E-01 | 2.49E-01| 7.68E-01 | 2.63E-01   | 2.49E-01| 2.44E-01|         |", "negative": "The total dose estimates for adult and teenage populations vary significantly due to the differences in consumption and absorption rates."}
{"query": "What are the steam generator supports in nuclear plants?", "positive": "We need to discuss the steam generator supports on the North Anna plant units 1 and 2.", "negative": "We had invited all parties to the OL proceeding for North Anna 1 and 2 to this meeting."}
{"query": "The BOP must verify the operational status of the containment ventilation for Unit 2 following an incident.", "positive": "**NOTE**: Loss of shutdown power could result in a loss of SFP cooling. Annunciator Window 128-A and 128-B could be indicative of this condition and increased monitoring of SFP level, temperature and radiation levels will be necessary...", "negative": "- Manually STOP fans AND NOTIFY TSC if any damper NOT CLOSED."}
{"query": "How does the NRC ensure compliance with biocide standards in plant discharges?", "positive": "The means developed by the applicant for limiting biocide levels to standards can be designed to be effective even though routine verification by direct measurement is not practical.", "negative": "A further problem is to verify that the standards are actually met."}
{"query": "The assessment of penetration containment isolation valves is crucial in maintaining system integrity during operational anomalies.", "positive": "For sequences requiring drywell spray, success of vacuum breakers was assumed in the PRA, and the possibility of failure was screened as insignificant.", "negative": "Columbia is not an outlier in the use of this generic industry accepted data that addresses the operating experience-based probability of containment release pathways being larger than 'small'."}
{"query": "The table summarizes the pathways involving containment isolation faults within the risk assessment of the Salem Unit.", "positive": "This table lists the containment pathways modeled in the containment isolation fault tree logic of the Salem PRA (Table 5-1 of [21]). Not all containment penetration pathways are summarized in this table (e.g., those pathways that are scrubbed or within a closed loop system would not be a \"High\" release magnitude and are not listed here nor modeled in the containment isolation fault tree logic of the Salem PRA).", "negative": "Seismic events are considered for their potential impacts on the performance and safety of reactor systems, but they are not specifically implicated in the pathways detailed in the table."}
{"query": "The likelihood of experiencing an internal fire scenario is evaluated through the CNP Internal Fire PRA, which examines the potential risks involved.", "positive": "The CNP Internal Fire PRA includes evaluation of risk from internal fire events.", "negative": "Included under drought."}
{"query": "What is the method for determining the QPTR using the operational power detectors?", "positive": "The QPTR is calculated for each operable power detector according to the following equations and recorded in Attachment 4: A. QPTR\u209c = Ratio\u209c / Average\u209c B. QPTR\u1d47 = Ratio\u1d47 / Average\u1d47.", "negative": "To ensure accurate power measurements, various operational safety checks must be conducted routinely on the reactor systems."}
{"query": "What is the importance of risk assessment in nuclear safety?", "positive": "Risk assessment is a fundamental process in nuclear safety that involves the identification, evaluation, and prioritization of risks associated with nuclear operations.", "negative": "The document outlines a management review process regarding the nuclear project timelines and milestones."}
{"query": "What are the safety systems used in nuclear reactors?", "positive": "In nuclear reactor design, safety systems are critical for preventing accidents and mitigating consequences in the event of a failure.", "negative": "Honeywell International produces various models such as 1201/2201 Series and 4201 Series, which are widely used in industrial applications."}
{"query": "Reactor Protection System (RPS) instrumentation requirements", "positive": "LCO 3.3.1 Four channels of RPS instrumentation for each Function in Table 3.3.1-1 shall be OPERABLE.", "negative": "**C. Three or more channels inoperable.** C.1 Enter the Condition referenced in Table 3.3.1-1 for the Function."}
{"query": "The NRC specifies that Class 1 piping components must be evaluated for their ability to manage various aging effects.", "positive": "Piping, piping components: Class 1 greater than or equal to 4\" NPS | Pressure Boundary                     | Stainless Steel | Treated water >93\u00b0C (\u2265200\u00b0F) (Internal) | Cracking due to SCC, IGSSC                                     | Water Chemistry (B.2.1.2)                  | IV.C1.R-20       | 3.1-1, 097               | A", "negative": "Aging management must include monitoring environmental conditions to prevent degradation of components."}
{"query": "debris source term management", "positive": "Procedures are in place to control maintenance activities and evaluate temporary changes that have the potential to affect the debris source term.", "negative": "At the completion of work activities inside containment during normal operations, the work area is thoroughly cleaned and inspected (including the area below the work activity, if the work was performed on grating), prior to leaving containment."}
{"query": "What is the intended function of the reactor coolant pressure boundary system?", "positive": "The reactor coolant pressure boundary system is designed to provide a leakage boundary, ensuring that any leakage from the reactor coolant does not affect safety and environmental conditions.", "negative": "The Dresden Nuclear Power Station, Units 2 and 3, is a facility that has undergone extensive evaluations and inspections to ensure compliance with both safety and operational standards."}
{"query": "What is the significance of the LNT model in dosimetry for nuclear reactors?", "positive": "The NRC staff notes that TR Section 3.6.6, \u201cDosimetry,\u201d states \u201cdose is computed with the [linear no threshold (LNT)] model.\u201d Though dose is an input to the LNT model, the LNT model applies to health effects and not dose.", "negative": "The NRC staff requests that example calculations, or other resources, be made available for audit to assist the NRC staff in understanding how the shine dose conversion factor (SDCF) calculation is being implemented in this EM."}
{"query": "What are the technical issues related to license renewal for nuclear power reactors?", "positive": "The NRC is seeking public dialogue related to license renewal for nuclear power reactors, specifically the need (and timing) for the NRC to consider the potential technical issues and guidance document development related to license renewal that would authorize operation for up to 100 years, including:", "negative": "1A - Presentation (no slides) NEI (Earls)"}
{"query": "What is the concentration level of radionuclides measured, such as K-40 and U-238?", "positive": "Activity Concentration is provided in pCi/g Dry for each radionuclide identified in the table, like K-40 with an activity concentration of 1.03E+01.", "negative": "The units of measurement provided in the table specify pCi/g Dry as the standard unit for reporting activity concentrations."}
{"query": "ultrasonic testing measurements", "positive": "In response to NRC Generic Letter 87-05, TVA reported in a 1988 follow-up letter the ultrasonic test (UT) measurements for all three BFN units and indicated no reading below nominal 1\" plate thickness.", "negative": "The floor inside the drywell is poured concrete that extends up to elevation 549.92\u2019. A 1\u201d slot around the perimeter of the drywell floor provides for the installation of a joint sealer at the intersection of the concrete floor and drywell shell."}
{"query": "What is the purpose of PWR FLECHT in reactor safety?", "positive": "PWR FLECHT (Full Length Emergency Cooling Heat Transfer) is a methodology to analyze the thermal responses of reactor fuel rods during emergency situations.", "negative": "The report discusses various aspects of reactor operations, including maintenance schedules and personnel training."}
{"query": "What are radiation monitoring and exposure controls in nuclear safety?", "positive": "SDS-RP3-PCD-1014, Radiation Monitoring and Exposure Controls, outlines the measures and instrumentation used to ensure that radiation exposure to personnel and the environment is monitored and controlled effectively.", "negative": "9.2.1.2 IOEP-2, SONGS ISFSI-Only Emergency Plan EAL Technical Bases Manual provides details on the emergency action level procedures specifically for the San Onofre Nuclear Generation Station."}
{"query": "Reactor Coolant System leakage monitoring", "positive": "To ensure that the licensee properly monitors for Reactor Coolant System (RCS) pressure boundary leakage or potential unidentified leakage exceeding TS limit, the inspector should routinely determine if the licensee:", "negative": "Any radiation dose implications associated with repetitive tasks should be reviewed by applicable radiation safety baseline IPs. In the control room or other appropriate locations, review visible portions of radiation monitors or other indications that could provide indication of an apparent uncontrolled release."}
{"query": "uranium oxide fuel assembly specifications", "positive": "1. Uranium oxide Connecticut Yankee INTACT FUEL ASSEMBLIES listed in Table B2-4 and meeting the following specifications:  a. Cladding Type: Zircaloy or stainless steel as specified in Table B2-4 for the applicable fuel assembly type.", "negative": "The Connecticut Yankee facility has undergone a series of scheduled maintenance outages to ensure the reliability and efficiency of its operations."}
{"query": "What are the EFPY calculations used in nuclear regulatory filings?", "positive": "The operating periods used in the growth rate/EFPY calculations and voltage projections are as follows: Cycle 24 - 1.373 EFPY (actual); Cycle 25 - 1.437 EFPY (assumed).", "negative": "For conservatism, a growth rate curve which bounded the growth rates of the past three cycles was used (Figure 3-5, Figure 3-6 and Figure 3-7)."}
{"query": "The NRC mandates a thorough evaluation of safety systems and structures associated with the MAGNASTOR system.", "positive": "The MAGNASTOR System is designed to safely store spent nuclear fuel and integrates advanced safety features to mitigate risks.", "negative": "The regulatory filing includes various amendments that address the compliance and operational protocols for storage systems."}
{"query": "reactor containment spray systems", "positive": "Design Considerations of Reactor Containment Spray Systems, Part III, The Corrosion of Material in Spray Solutions, USAEC Report, ORNL-TM-2412, Part III, Oak Ridge National Laboratory, December 1969.", "negative": "The Handbook of Hydraulic Resistance provides detailed coefficients for local resistance and friction for various flow scenarios."}
{"query": "What is a spent fuel storage rack analysis?", "positive": "Spent fuel storage rack analysis description is provided in Section 7.", "negative": "Convergence checks are described in Section 6."}
{"query": "The digital modernization efforts at Turkey Point Units 3 and 4 aim to enhance regulatory safety measures.", "positive": "The diversity and defense-in-depth evaluation is critical for ensuring the safety and reliability of digital systems in nuclear power plants.", "negative": "The main purpose of this document is to outline the operational changes in the Florida Power & Light Co. regarding their energy generation strategies."}
{"query": "what is minimum detectable concentration", "positive": "MDC: Minimum Detectable Concentration", "negative": "The project includes a comprehensive analysis of the site restoration process to ensure compliance with environmental regulations."}
{"query": "resident population distribution", "positive": "PSEG Site 10 Mile Resident and Transient Population Distribution \u2013 2010", "negative": "PSEG Site 10 Mile Resident Population Distribution \u2013 2000"}
{"query": "What is the impact of SIT pressure on the performance analyses of CE16STD and CE16NGF fuel?", "positive": "The proposed change to the upper limit of the SR 3.5.1.3 SIT pressure band impacts the ECCS performance analyses for Westinghouse CE16STD and CE16NGF fuel.", "negative": "The CE16STD large break LOCA AOR limiting PCT and PLO cases have been re-evaluated for an increase in their modeled maximum SIT pressure to 675 psia."}
{"query": "The assessment of the Clinton Power Station\u2019s systems was according to NRC guidelines during the recent inspection.", "positive": "The integrated inspection report for the Clinton Power Station includes evaluations of the facility's compliance with regulatory requirements and safety standards.", "negative": "Regular maintenance procedures are essential for ensuring the longevity and reliability of all power systems within the facility."}
{"query": "The ASME Boiler and Pressure Vessel Code regulates the design information for these components.", "positive": "The design information for these components is regulated under the ASME Boiler and Pressure Vessel Code.", "negative": "This code applies only to manufactured items that meet the relevant standards."}
{"query": "The control room ventilation system includes air supply systems with cooling and heating capabilities for maintaining optimal conditions.", "positive": "The Control Room, Control Room Area and Switchgear Rooms have 100 percent standby air handling equipment.", "negative": "Air conditioning maintains the Control Room and Control Room Area at approximately 75\u00b0F and the Switchgear Rooms at approximately 85\u00b0F."}
{"query": "tornado-generated missile impacts", "positive": "SSC that are classified as ITS are designed for, or administrative provisions are implemented to protect against impacts from, tornado-generated missiles.", "negative": "The WCS CISF is located in Andrews County, Texas which has a semi-arid climate with approximately 16 inches of rain per year."}
{"query": "The prevailing wind directions and speeds are crucial for assessing environmental impacts.", "positive": "Figure 3.1 displays the wind rose for Gallup, New Mexico, illustrating the average annual wind direction and speed conditions from 1976 to 1980 as reported by the U.S. Department of Commerce.", "negative": "The temperature data collected from various regions were vital in establishing the climate patterns over several decades."}
{"query": "ASME Code stamped vessel regulations", "positive": "Requires preparation of a Design Specification, Design Report, Overpressure Protection Report, Certification of Construction Report, Data Report, and other administrative controls for an ASME Code stamped vessel.", "negative": "MPC Enclosure Vessel is designed and will be fabricated in accordance with ASME Code, Section III, Subsection NB to the maximum practical extent, but Code stamping is not required."}
{"query": "assembly average burnup", "positive": "42 < Assembly Average Burnup \u2264 43 GWd/MTU", "negative": "| wt % 235U (E)    | 14x14           | 14x14 | 15x15 | 15x15 | 16x16 | 17x17 | 17x17 |"}
{"query": "The NRC emphasizes the need for a risk-informed approach that balances uncertainty and safety margins during the assessment of PRA accident sequences.", "positive": "In keeping with NRC policy on risk-informed regulation, the ultimate screening of PRA accident sequences shall be based on the specific application, with appropriate consideration of uncertainties, sensitivities, and maintaining sufficient defense-in-depth and safety margin, such that the user is implementing a \u201crisk-informed\u201d rather than a solely \u201crisk-based\u201d approach.", "negative": "The documentation should include all pertinent details regarding the facility's operational history and compliance with previous regulatory criteria."}
{"query": "The NRC mandates that all safety evaluations include visual inspections of critical welds to ensure integrity.", "positive": "The relevant condition for the MGW, MAWs and LAWs is a detected surface breaking crack-like indication.", "negative": "If the UIA fuel alignment plates screen in for either fatigue on the needed 80-year screening assessment, the fuel alignment plate is identified as a Primary category specific component per Item C10 in Tables 4-2 and 5-2 of MRP-227, Rev. 2."}
{"query": "The percentage of visible plumes that extend beyond 0.25 miles is reported during different seasons...", "positive": "Percent of Plumes > 0.25 to 0.75 mile | 16.5 | 6.2   | 15.6 | 4.8   | 13.7 | 4.7   | 14.8 | 5.0   |", "negative": "Data from Calculation ENT0002-CALC-003, Plume Characteristics Of Proposed New Cooling Towers At Grand Gulf, Rev. 2 (Reference 32)."}
{"query": "What is the significance of the enrichment percentage of Uranium-235 in nuclear fuel assemblies?", "positive": "Enrichment wt % 235U (E) is a critical factor in determining the fuel assembly's performance, particularly ranges of enrichment such as 1.3 \u2264 E < 1.5 and 1.5 \u2264 E < 1.7, which indicate the concentration of the fissile isotope in the fuel.", "negative": "The data in Table B2-32 is used to standardize the reporting of thermal performance metrics across different types of nuclear reactors."}
{"query": "What are the control room actions to take during an irradiated fuel handling accident?", "positive": "Operator has performed actions IAW 12-OHP-4022.018-004, Irradiated Fuel Handling Accident in Containment Building \u2013 Control Room.", "negative": "At completion of evolution, announce the JPM is complete."}
{"query": "nuclear fuel assembly burnup", "positive": "| Avg. Enrichment wt % 235U (E) | 49 < Assembly Average Burnup \u2264 50 GWd/MTU |                         |                         |                         |                         |                         |", "negative": "Nuclear power plants are rigorously designed to ensure safety during normal operations and potential emergency conditions."}
{"query": "The MRB reviews the technical quality and efficacy of licensing actions related to nuclear materials.", "positive": "Consideration of the Program\u2019s IMPEP Report. Presentation and Discussion of Findings Associated with Following performance indicators: iv. Technical Quality of Licensing Actions.", "negative": "The meeting was convened with members discussing various performance indicators related to the materials inspection program."}
{"query": "Risk Informed Completion Time Program", "positive": "The Risk Informed Completion Time Program requires recalculation of the RICT to reflect changing plant conditions.", "negative": "The company has implemented new training procedures for all staff to enhance safety protocols."}
{"query": "What are the requirements for diesel generator operability during different MODES?", "positive": "The DG LOPS actuation function shall be OPERABLE in MODES 1, 2, 3, and 4 because ES Functions are required to be OPERABLE in these MODES.", "negative": "A Note has been added to the ACTIONS indicating that separate Condition entry is allowed for each Function."}
{"query": "The evaluation of large break loss-of-coolant accidents is critical in maintaining safety protocols.", "positive": "The Large Break Loss of Coolant Accident (LOCA) analysis evaluates the impact of significant coolant loss on reactor safety systems.", "negative": "Framatome Inc. provides various technical services related to nuclear energy production and plant operations."}
{"query": "What is the importance of calculating intake-discharge differential temperature in nuclear power plants?", "positive": "Identifies intake-discharge differential temperature exceeds the limit.", "negative": "Calculates and records average plant discharge water temperature as 78\u00b0F [(76+75+81+80)/4]."}
{"query": "The NRC mandates assessments of design stresses for components like jet pump auxiliary wedge assemblies over extended durations.", "positive": "Five (5) DNPS jet pump (JP) assemblies have had auxiliary wedge assemblies installed to maintain lateral support for the jet pump inlet mixer. The design considered potential aging effects, including loss of preload due to radiation effects based upon a design life of 40 years.", "negative": "For Unit 2, the maximum fluence at the limiting auxiliary wedge assembly was determined to be 2.80E+18 n/cm\u00b2 at the end of the SPEO. For Unit 3, the maximum fluence at the limiting auxiliary wedge assembly is 2.78E+18 n/cm\u00b2 at the end of the SPEO. Each of these projected fluence values are less than the 1.40E+20 n/cm\u00b2 fluence value assumed in the design basis to assess and qualify the auxiliary wedges."}
{"query": "What are the stages of nuclear licensing for reactor design?", "positive": "The nuclear licensing process consists of several stages, including pre-application, application submission, and review by the NRC, which ensures that safety standards are met before a reactor can be built and operated.", "negative": "The design of a reactor must account for various thermal dynamics, which influence how the reactor core achieves criticality during operation."}
{"query": "What regulatory requirements cover the installation of facility components within restricted areas?", "positive": "The amendment changes the requirements with respect to installation or use of a facility component located within the restricted area as defined in 10 CFR Part 20 and changes surveillance requirements.", "negative": "The Commission has concluded, based on the considerations discussed above, that: (1) there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, (2) there is reasonable assurance that such activities will be conducted in compliance with the Commission's regulations, and (3) the issuance of the amendments will not be inimical to the common defense and security or to the health and safety of the public."}
{"query": "Reactor Recirculation Control System", "positive": "Enters and directs actions of QCOA 0202-08, Reactor Recirculation Control System Trouble.", "negative": "I suspect a clogged cooling line. I have the System Engineer out here investigating the problem as well."}
{"query": "What is the significance of Break Flow Rate in reactor safety assessments?", "positive": "The Break Flow Rate is an important metric measured in min^-1 that quantifies the flow of coolant in the event of a pipe break, which is critical for sustaining long-term core cooling during post-accident scenarios.", "negative": "The table outlines various time intervals for assessing performance metrics during reactor operation but does not specifically address flow rates or cooling mechanisms."}
{"query": "What is the intended function of the Auxiliary Feedwater System's pump casing?", "positive": "Pump Casing (Aux Feedwater Hydrazine Injection Pumps) has the intended function of being a Leakage Boundary (spatial).", "negative": "The aging management evaluation includes a summary of various components and their functions, but does not specifically define the structural integrity of other reactor systems."}
{"query": "The safety of spent fuel storage involves ensuring that criticality is prevented during storage and that there is adequate radiation shielding.", "positive": "The design bases of the spent fuel storage system are the following: 1. The prevention of criticality during storage. 2. The prevention of damage to the fuel. 3. Adequate radiation shielding. 4. Protection against radioactivity release. 5. Adequate monitoring of the fuel storage. 6. Ability to withstand design seismic loads.", "negative": "No degradation of the storage racks is expected; thus no routine inspections are made. Any unusual deterioration would be noted during routine fuel handling."}
{"query": "How do climatological changes impact environmental risks of severe accidents?", "positive": "Will expected climatological changes affect average environmental risks of severe accidents due to either changes in severe accident probabilities or associated consequences?", "negative": "ACC-3 Will expected climatological changes affect the severe accident mitigation alternative (SAMA) cost-benefit of the proposed facility?"}
{"query": "What is the emergency plan classification for a fire at a nuclear plant?", "positive": "The Emergency Director should declare the Unusual Event promptly upon determining that the applicable time has been exceeded, or will likely be exceeded.", "negative": "1. The occurrence of ANY of the following hazardous events: - Seismic event (earthquake) - Internal or external flooding event - High winds or tornado strike - FIRE - EXPLOSION - River reservoir level less than 666 feet as reported by River Operations."}
{"query": "What does S/RO mean in the context of nuclear operations?", "positive": "The S/RO, or Senior Reactor Operator, is a designation that indicates a qualified individual who has met the regulatory requirements to supervise the operations of a nuclear reactor.", "negative": "The NRC K/A system number is used to categorize and track the knowledge and abilities required for various job performance measures."}
{"query": "The NRC mandates that operators declare critical components inoperable when redundancy is lost, particularly during offsite power outages.", "positive": "Declare required feature(s) with no offsite power available inoperable when the redundant required feature(s) are inoperable.", "negative": "Complete the restoration process within specified timelines to ensure operational readiness."}
{"query": "What is the purpose of the One-Time Inspection program for aging management?", "positive": "The One-Time Inspection (B.2.1.20) program will be used to manage long-term loss of material of the carbon steel exposed to reactor coolant and treated water in the Reactor Coolant Pressure Boundary System and Reactor Vessel.", "negative": "Thermal insulation is addressed as a commodity in the Insulation Commodity Group System."}
{"query": "In the Peak Analysis Report, various energy levels in keV are measured corresponding to different peak areas.", "positive": "| Peak No. | Energy (keV) | ROI start | ROI end | Peak Centroid | Net Peak Area | Net Area Uncertainty | Continuum Counts | FWHM (keV) |\n|----------|--------------|-----------|---------|----------------|----------------|----------------------|------------------|------------|\n| F 1      | 76.98        | 147       | 159     | 154.50         | 2.41E+02       | 49.59                | 1.08E+03         | 1.63       |", "negative": "| Peak No. | Energy (keV) | Original Area | Orig. Area Uncertainty | Ambient Background | Backgr. Uncert. | Subtracted Area | Subtracted Uncert. |\n|----------|--------------|---------------|-------------------------|--------------------|------------------|------------------|---------------------|\n| F 1      | 76.98        | 2.41E+02      | 49.59                   |  -                  |  -                | 2.41E+02         | 4.96E+01            |"}
{"query": "What is the purpose of a Safety Analysis Report in nuclear licensing?", "positive": "A Safety Analysis Report (SAR) provides a detailed assessment of the safety aspects of a proposed nuclear facility, including potential hazards and the measures to mitigate them.", "negative": "The reactor's cooling system is designed to operate efficiently under a wide range of conditions to maintain optimal temperature levels."}
{"query": "What is the treatment process for sanitary waste effluent at the Bellefonte plant?", "positive": "Extended aeration (secondary treatment) and chlorination will be used during construction, discharging to Guntersville Reservoir.", "negative": "The demand for housing will be accelerated during construction of the Bellefonte plant as discussed in the statement in Section 4.3.2.3."}
{"query": "quench spray pump discharge", "positive": "The quench spray pump discharge is essential for controlling the temperature and pressure within the reactor system during abnormal conditions, ensuring safety and operational integrity.", "negative": "The motor-operated valves play a crucial role in regulating flow paths within various systems, but their performance is independent of the quench spray pump discharge."}
{"query": "What are the operational implications of a Loss of Secondary Heat Sink?", "positive": "Knowledge of the operational implications of the following concepts as they apply to the (Loss of Secondary Heat Sink): Annunciators and conditions indicating signals, and remedial actions associated with the (Loss of Secondary Heat Sink).", "negative": "Consequently, the candidate could incorrectly conclude that 1-EOP-FRHS-1 requires ALL Reactor head Vents and BOTH PORVs to be opened as part of the RCS Bleed Path."}
{"query": "The licensed operators conducted maintenance activities to ensure reactor safety and efficiency.", "positive": "The inspectors evaluated the effectiveness of maintenance to ensure the following structures, systems, and components (SSCs) remain capable of performing their intended function:", "negative": "The inspectors observed and evaluated licensed operator simulator based just-in-time training for the upcoming refueling outage shutdown on October 23 and 24, 2024."}
{"query": "nuclear reactor licensing", "positive": "The licensing process for a nuclear reactor involves a comprehensive review by the Nuclear Regulatory Commission to ensure compliance with safety regulations and operational standards.", "negative": "Maintenance activities at the Watts Bar Nuclear Plant include routine inspections and repairs that contribute to overall operational efficiency and safety."}
{"query": "The program monitors low-voltage power cables that are not subject to environmental qualification requirements and ensures they remain functional during extended operation.", "positive": "The Electrical Insulation for Inaccessible Low Voltage Power Cables Not Subject to 10 CFR 50.49 Environmental Qualification Requirements aging management program is a new condition monitoring program.", "negative": "Common environmental aging stressors, such as submergence, if not anticipated in design or mitigation in-service could influence performing intended functions as well as potential failure of cable insulation."}
{"query": "The process to determine the fatigue life of fuel rods is critical for safety evaluations.", "positive": "See Appendix C for description of the fuel rod fatigue initialization methodology.", "negative": "The measurements taken were essential for calibrating the pressure gauge used in the regulative assessments."}
{"query": "safety goal evaluation process", "positive": "Information on the objectives of the safety goal evaluation process and potential data sources for preparing a safety goal evaluation are also included.", "negative": "The purpose of this NUREG is to provide guidance to the analyst to promote the preparation of high-quality regulatory and cost-benefit analysis documents and to implement the policies of the U.S. Nuclear Regulatory Commission."}
{"query": "nonradioactive waste management", "positive": "NRW-1 Will expected climatological changes affect environmental impacts resulting from the generation and disposal of nonradioactive and mixed wastes from the operating facility?", "negative": "FALSE"}
{"query": "RPV design pressure", "positive": "The RPV design pressure is 1,250 psia and the design temperature is 575\u00b0F.", "negative": "The number of studs in the Hatch Unit 2 RPV is 56."}
{"query": "What are the groundwater elevation measurements for different observation wells?", "positive": "Shallow Hydraulic Fill Aquifer Observation Well Groundwater Elevation (ft. NAVD)", "negative": "The regulatory framework mandates that all submissions comply with established safety protocols."}
{"query": "What is the definition of a high tide hazard in nuclear safety?", "positive": "High Tide: The periodic maximum rise of sea level resulting from the combined effects of the tidal gravitational forces exerted by the Moon and Sun and the rotation of the Earth.", "negative": "Flooding and high winds that result from the intense rain fall from a hurricane (tropical cyclone)."}
{"query": "What is saltwater intrusion in groundwater management?", "positive": "The above results indicate that the irrigation well pumping will lead to saltwater intrusion and an exceedance of salinity in the pumped water over time.", "negative": "The model\u2019s level of accuracy is directly dependent on the data available to construct the model and should not be construed by the user as a definitive predictor of the future."}
{"query": "What are the key elements of cybersecurity programs for nuclear licensees?", "positive": "The NRC verified, starting in 2017, that licensees had fully implemented their cybersecurity programs.", "negative": "The industry is now approaching its 5th inspection cycle starting in 2026."}
{"query": "What is density wave oscillation in relation to nuclear reactor design?", "positive": "The accompanying presentation reveals distinguishing aspects about the NuScale design relevant to density wave oscillation.", "negative": "The precise financial value of the information is difficult to quantify, but it is a key element of the design basis for a NuScale plant and, therefore, has substantial value to NuScale."}
{"query": "How does the licensee identify radiological hazards in a nuclear facility?", "positive": "The inspectors evaluated how the licensee identifies the magnitude and extent of radiation levels and the concentrations and quantities of radioactive materials and how the licensee assesses radiological hazards.", "negative": "The inspectors evaluated submitted Emergency Action Level, Emergency Plan, and Emergency Plan Implementing Procedure changes during the week of October 7, 2024. This evaluation does not constitute NRC approval."}
{"query": "nuclear reactor licensing process", "positive": "The licensing of nuclear reactors is governed by a series of regulatory requirements that ensure safety and compliance with national standards.", "negative": "In recent years, there has been significant advancement in renewable energy technologies which have led to a decrease in the cost of solar and wind energy."}
{"query": "What is the average enrichment of Uranium-235 required for various assembly burnup levels in PWR fuel?", "positive": "| Initial Assembly Avg. Enrichment wt % 235U (E) | 56 < Assembly Average Burnup \u2264 57 GWd/MTU Minimum Cooling Time (years) |                   |                   |                   |                   |                   |                   |                   |\n|-------------------------------------------------|--------------------------------------------------------------------------|-------------------|-------------------|-------------------|-------------------|-------------------|-------------------|-------------------|\n|                                                 | CE 14x14    | WE 14x14    | WE 15x15    | B&W    | CE 16x16    | WE 17x17    | B&W 17x17    |\n|-------------------------------------------------|-------------|-------------|-------------|--------|-------------|-------------|-------------|\n| 2.1 \u2264 E < 2.3                                   | -           | -           | -           | -      | -           | -           | -           |\n| 2.3 \u2264 E < 2.5                                   | -           | -           | -           | -      | -           | -           | -           |\n| 2.5 \u2264 E < 2.7                                   | -           | -           | -           | -      | -           | -           | -           |\n| 2.7 \u2264 E < 2.9                                   | -           | -           | -           | -      | -           | -           | -           |\n| 2.9 \u2264 E < 3.1                                   | -           | -           | -           | -      | -           | -           | -           |\n| 3.1 \u2264 E < 3.3                                   | 12.6       | 13.6       | 17.6       | 19.1   | 15.5       | 18.4       | 18.4       |\n| 3.3 \u2264 E < 3.5                                   | 12.3       | 13.3       | 17.2       | 18.7   | 15.0       | 18.0       | 18.0       |\n| 3.5 \u2264 E < 3.7                                   | 11.9       | 13.0       | 16.8       | 18.4   | 14.6       | 17.7       | 17.6       |\n| 3.7 \u2264 E < 3.9                                   | 11.7       | 12.6       | 16.5       | 18.0   | 14.3       | 17.3       | 17.3       |\n| 3.9 \u2264 E < 4.1                                   | 11.4       | 12.3       | 16.1       | 17.7   | 14.0       | 17.0       | 17.0       |\n| 4.1 \u2264 E < 4.3                                   | 11.2       | 12.0       | 15.8       | 17.4   | 13.7       | 16.7       | 16.7       |\n| 4.3 \u2264 E < 4.5                                   | 10.9       | 11.8       | 15.5       | 17.1   | 13.5       | 16.4       | 16.4       |\n| 4.5 \u2264 E < 4.7                                   | 10.7       | 11.6       | 15.3       | 16.8   | 13.2       | 16.1       | 16.1       |\n| 4.7 \u2264 E < 4.9                                   | 10.5       | 11.4       | 15.1       | 16.6   | 13.0       | 15.8       | 15.8       |\n| E \u2265 4.9                                        | 10.3       | 11.2       | 14.8       | 16.3   | 12.8       | 15.7       | 15.6       |", "negative": "In the context of disaster response, the NRC evaluates the effectiveness of emergency preparedness plans and conducts drills to test their implementation."}
{"query": "single-failure criteria for motor-operated valves", "positive": "The single-failure criteria for MOV-1865A, B, and C are satisfied when the reactor coolant pressure is above the SI unblock setpoint, by blocking the valves (in nonisolated loops) in the open position as directed by the Technical Specifications.", "negative": "The accumulator discharge valves listed below are normally open and are not required to be operated during or subsequent to a LOCA."}
{"query": "Auxiliary Building Gas Treatment System", "positive": "The administrative controls to be employed are the same as those used currently for control of the intermittent openings of the ABSC boundary presently allowed by Unit 1 TS 3.7.12.", "negative": "The activities of the RSG project are larger in scale than those of a typical refueling outage, leading to more movement of personnel and equipment."}
{"query": "FLEX equipment in nuclear emergency response", "positive": "As codified by 10 CFR 50.155, NextEra FLEX equipment provides the on-shift staff with additional resources when installed plant equipment is lost or damaged.", "negative": "The proposed emergency plan adds 60 minutes (30 for NUREG-0654 guidance) to the Field Monitoring Team minimum staff ERO positions that performs the offsite field monitoring aspect of the Field Monitoring Teams function."}
{"query": "site inspection frequency", "positive": "Procedure should be used on a triennial basis as appropriate. Inspection effort will vary significantly based on site conditions and whether the site is co-located with an operating reactor.", "negative": "Inspection Documents and Records are crucial for maintaining compliance with regulatory standards and ensuring that safety measures are in place."}
{"query": "fuel rod manufacturing uncertainties", "positive": "The outcome from ranking the fuel rod manufacturing uncertainties is summarized in Section 5.1. The parameters can be grouped in the following categories:", "negative": "Table 5-5 shows the way in which the GALILEO calculation methodology handles the PIRT ranking:"}
{"query": "What is the function of the Standby Gas Treatment System (SGTS) in nuclear plants?", "positive": "The Standby Gas Treatment System (SGTS) provides a carbon filtration exhaust path for secondary containment.", "negative": "The Reactor Manual Control (RMCS) controls reactor power via control of rod positions via dedicated inputs from MCR control panel."}
{"query": "What are the acceptable limits for dissolved uranium concentrations in water?", "positive": "The acceptable limits for dissolved uranium concentrations in water are specified as mg/L, with a recommended range typically between 90 and 110% recovery for analytical results.", "negative": "The analysis for sulfate concentrations showed sample values well within the specified ranges, demonstrating consistency with regulatory expectations."}
{"query": "What does ITAAC stand for in nuclear regulatory compliance?", "positive": "ITAAC stands for Inspections, Tests, Analyses, and Acceptance Criteria, which are significant components in the licensing of nuclear power plants to ensure safety and compliance with regulatory requirements.", "negative": "The Federal Register Notice Published on ML20216A594 provides details about various licensing amendments and their implications for operational protocols."}
{"query": "What is the AP1000 Reactor Inspection Program?", "positive": "IMC 2514, \u201cAP1000 Reactor Inspection Program\u2014Startup Testing Phase,\u201d has been revised to make IMC 2514 consistent with the Vogtle Readiness Group memorandum dated August 14, 2020.", "negative": "No special training is required for any documents issued with this Change Notice."}
{"query": "nuclear safety analysis report", "positive": "The safety analysis report must include a detailed analysis of the facility's design, including its ability to withstand events such as earthquakes and other natural phenomena, as well as man-made disasters.", "negative": "In addition to the above findings, we are preparing the budget for the upcoming fiscal year and aim to allocate resources effectively across all departments."}
{"query": "What is the significance of heat load limits in nuclear storage?", "positive": "Note that this figure shows the per cell heat load limit for storage.", "negative": "The total permissible aggregate heat load may be less than the sum of each individual cell heat load."}
{"query": "What is the process for nuclear plant license renewal?", "positive": "The license renewal application for Sequoyah Nuclear Plant, Units 1 and 2, is submitted by the Tennessee Valley Authority as part of the operating license renewal stage, which includes detailed assessments of environmental impacts.", "negative": "The traditional methods used in highway capacity analysis focus on traffic volume, road geometry, and vehicle speed, which are essential for determining road infrastructure effectiveness."}
{"query": "turbine driven pump maintenance", "positive": "TURBINE DRIVEN PUMP IN MAINTENANCE", "negative": "NO IF TO TURN DUE TO MAINTENANCE"}
{"query": "When addressing the operability of high-voltage electrical systems, it is important to adhere to Technical Specifications guidelines.", "positive": "Given a situation dealing with 500KV Electrical System operability, examine the situation and apply the appropriate Technical Specification action.", "negative": "The cognitive levels of the exam questions may vary from higher to lower, impacting the difficulty and assessment goals."}
{"query": "refresher training requirements for license reviewers", "positive": "Qualified License Reviewers and Inspectors must maintain their qualification by completing 24 hours of refresher training in the established requalification cycle of 24 months.", "negative": "Additional OJT may be added as deemed appropriate by the Manager, RMP."}
{"query": "What is the role of switchgear in powering nuclear safety systems?", "positive": "ESW pump B is powered by switchgear L-26. L-26 also supplies power to RPS MG set B.", "negative": "Plausible because this would be correct for a loss of L-16."}
{"query": "tornado missile risk assessment", "positive": "The tornado missile risk model was quantified for all LCO configurations.", "negative": "TMPFs were conservatively set to provide margin to the highest CDF and LERF for both units."}
{"query": "What is the purpose of an alternate shutdown system in a nuclear reactor?", "positive": "Combined with the inherent behavior of ARC-100 which brings the reactor to a stable, safe, but still critical state (controlled state) which enables actions to be taken over time, rather than immediately and urgently, such as an example the operator manually de-energizing both solenoids in the rod drive mechanism, argues that another system, alternative to rods, is not required.", "negative": "The probability that either the control rods or the safety rods cannot be inserted because of failure of the reactor protection system to actuate the rods or core deformation preventing the insertion is extremely small."}
{"query": "spent fuel pool cooling system management", "positive": "The Spent Fuel Pool Cooling System is evaluated for its aging management, specifically focusing on components such as piping which serve as leakage and pressure boundaries, primarily made of stainless steel and exposed to environments like treated borated water and plant indoor air.", "negative": "The Diablo Canyon Power Plant is located near several seismic fault lines, necessitating rigorous structural assessments and compliance with seismic safety regulations."}
{"query": "general license registration", "positive": "NRC will use this information to track general licenses and their devices to ensure a higher level of device accountability.", "negative": "The estimated burden for response to comply with this mandatory collection request is 20 minutes."}
{"query": "diversity interchange agreements", "positive": "Agreements for the interchange of power among utilities whose peaks occur in the summer months are called 'diversity interchange agreements.'", "negative": "At the time of this peak load, the applicant had 19,253 MWe of installed generating capacity which included 15,331 MWe of thermal electric power plants and 3922 MWe of hydroelectric capacity."}
{"query": "mitigation measures for cultural resources", "positive": "The FSEIS \u2026 explains that mitigation measures adopted in the Programmatic Agreement \u201ccould reduce an adverse impact to a historic or cultural resource.\u201d", "negative": "The Board found generally that the Staff\u2019s analysis of mitigation was sufficient."}
{"query": "Regulatory filings for nuclear reactor operations must meet stringent guidelines.", "positive": "The process of obtaining a nuclear license involves a comprehensive review to ensure that the facility complies with safety regulations.", "negative": "Operators must conduct maintenance on all equipment to ensure optimal performance during operations."}
{"query": "What is the significance of energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration Used Done On | 7/8/2014", "negative": "Sample Size | 8.348E+02 grams"}
{"query": "The analysis of the sensitivity cases indicates minimal effects on the RICT figures for the Fermi 2 evaluations.", "positive": "As shown above, the results of the sensitivity cases do not present a significant impact on the Fermi 2 RICT calculations and therefore, the Internal Events and Internal Flooding PRA models can produce accurate RICT calculations.", "negative": "| CDF (1/yr)    | LERF (1/yr)    |"}
{"query": "What is the unit of measurement used for isotopes in nuclear devices?", "positive": "| No. | Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |", "negative": "Our records indicate that you have these devices. Please update the information as necessary."}
{"query": "The NRC evaluates whether RadICS systems can reliably execute safety functions based on their fault detection capabilities.", "positive": "The NRC staff determined that fault detection and mitigation design features provided for the RadICS platform can be used to facilitate performance of safety functions in a reliable manner.", "negative": "Addressed in PSAI 7.8 and satisfied by: - Licensing Technical Report."}
{"query": "What is the significance of nuclide identification in radiological assessments?", "positive": "Nuclide identified during the nuclide identification", "negative": "CAUTION: MDA value is inconsistent with Curie MDA at 95% confidence level"}
{"query": "What are the current and historical sources and levels of exposure to radioactive materials?", "positive": "Current and Historical Sources and Level of Exposure to Radioactive Materials is a key section that evaluates the radiological conditions affecting the area, identifying historical events and current practices that contribute to exposure risks.", "negative": "The demographics section provides an overview of population characteristics, including age distribution and income levels, which is important for understanding community impacts but does not address radiological exposure."}
{"query": "The NRC mandates that all regulatory filings must include safety analyses and demonstrate compliance with the established guidelines.", "positive": "ACZ Laboratories, Inc. is responsible for ensuring the accuracy of its reporting and adherence to quality control measures in all analytical procedures conducted in the laboratory.", "negative": "Ionic charges can significantly alter the solubility of inorganic compounds in various aqueous environments, impacting their reactivity and stability."}
{"query": "What is the Auxiliary Saltwater (ASW) system?", "positive": "3.7.8 Auxiliary Saltwater (ASW) System is a heat sink for the removal of process and operating heat from the CCW system.", "negative": "3.8.1 Alternating Current (AC) Sources - Operating provides power to the engineered safety features (ESF) systems."}
{"query": "What is the significance of isotope activity in regulatory documentation?", "positive": "The activity of an isotope, such as CS137 with an activity of 100 mCi, is critical for safety and regulatory purposes, as it determines the radiological risk associated with the device.", "negative": "The device serial number is a unique identifier that helps in tracking and managing devices in the regulatory framework."}
{"query": "What are the necessary actions for securing the 1C Reactor Feed Pump?", "positive": "Verifies 1C RFP Aux Oil Pump control switch has a red target and the yellow AUTO TRIP light is lit.", "negative": "The BOP then needs to ensure that all safety systems are operational before proceeding with the shutdown."}
{"query": "The request for confidentiality was based on the premise that specific information is not usually shared publicly and is held securely by the entity.", "positive": "The affidavit stated, in part, that pursuant to 10 CFR 2.390, the enclosure includes trade secret, privileged, or confidential commercial or financial information and should be considered exempt from mandatory public disclosure for the following reasons:", "negative": "The response emphasizes the importance of maintaining transparency in regulatory processes to ensure public trust and safety."}
{"query": "The assessment of non-LOCA events involves evaluating the potential impacts associated with the transition to GAIA fuel.", "positive": "A disposition of events review determines the Chapter 15 non-LOCA events that are affected by the transition to GAIA fuel.", "negative": "Events within the same event category or with similar characteristics may be demonstrated to bound other less severe events provided the more restrictive acceptance criteria are met."}
{"query": "The conditions that lead to the initiation of the ADS system involve detecting high drywell pressure alongside a significant drop in reactor water level.", "positive": "ADS auto initiation occurs on the following conditions: High Drywell pressure (2.5 psig) concurrent with low reactor water level (-59 in.) for 110 seconds OR a low reactor water level (-59 in.) for 8.5 minutes.", "negative": "If this alarm is not present, then the discharge pressure switch has malfunctioned and is not satisfying the pump running permissive for ADS logic."}
{"query": "The NRC mandates that licensees maintain access to necessary procedures and reference materials for effective job performance assessment.", "positive": "This JPM is designed to be performed in a classroom with procedures available to the applicant via a computer loaded with access to the Frozen References.", "negative": "The applicant must prepare the handout package and ensure all tools are in good working order for assessment."}
{"query": "minimum cooling time for PWR fuel", "positive": "Minimum Cooling Time (years) for PWR Fuel is determined based on the Assembly Average Burnup and the Initial Assembly Avg. Enrichment wt % 235U.", "negative": "The reactor's normal operating temperature is maintained by removing heat through the steam generators and the turbine condenser."}
{"query": "spent nuclear fuel", "positive": "Spent resins primarily consist of waste that has been processed to remove contaminants from spent nuclear fuel, ensuring that the radioactive materials are isolated correctly for disposal or further treatment.", "negative": "The measurement of waste volume is essential to ensure compliance with regulatory limits, allowing for safe disposal and environmental protection."}
{"query": "What is the function of the component cooling water system in nuclear reactors?", "positive": "Knowledge of the physical or control/protection logic relationship between the component cooling water system and the following systems: (CFR: 41.2 to 41.9 / 45.7 to 45.8)", "negative": "Knowledge of bus or division power supplies to the following: - K 2.01 Component cooling water system pump: 2.9 - K 2.02 Containment isolation valves: 3.2"}
{"query": "The report assesses the Minimum Detectable Activity (MDA) for various nuclides used in measurements.", "positive": "Nuclide MDA (pCi/grams) is a critical value used to determine the minimum detectable amount of a radioactive substance in a sample.", "negative": "The energy levels of specific nuclides vary, impacting their detection and analysis in radiation monitoring."}
{"query": "What are design-basis events in nuclear safety?", "positive": "Design-basis events are defined as those hazards that could cause design parameters to be exceeded or cause physical phenomena that affect operation of the plant.", "negative": "The following hazard categories are considered to determine which hazards are design-basis events: Chemical releases that could result in an explosion, flammable vapor cloud (delayed ignition), toxicity hazard, or fires."}
{"query": "Flibe infiltration threshold pressure", "positive": "Figure 13. Relationship Between Flibe Infiltration Threshold Pressure and Entrance Pore Diameter", "negative": "The analysis of the reactor core temperature is crucial for ensuring the safety and efficiency of nuclear operations."}
{"query": "What is the purpose of the RWCU system in a nuclear reactor?", "positive": "The RWCU system continuously removes solid and dissolved impurities from the reactor water through filter demineralizers to maintain the purity within specified limits.", "negative": "The system takes its suction from the inlet of each reactor main recirculation pump and from the reactor pressure vessel bottom head."}
{"query": "What is the minimum cooling time for PWR fuel assemblies based on average burnup?", "positive": "The minimum cooling time is determined by the assembly average burnup, which is measured in Gwd/MTU (Gigawatt days per metric ton of uranium).", "negative": "The table also includes configurations for various types, such as CE 14x14 or B&W 17x17, outlining specific attributes and operational capabilities."}
{"query": "proprietary information withholding", "positive": "The information sought to be withheld from public disclosure is owned and has been held in confidence by Westinghouse and is not customarily disclosed to the public.", "negative": "I am requesting the proprietary portions of WCAP-18869-P, Revision 0 be withheld from public disclosure under 10 CFR 2.390."}
{"query": "nuclear reactor vessel tightness", "positive": "The Pre-Irradiation Reactor Vessel Tightness Table (Unit I) provides data on the average upper shelf and minimum temperature (\u00b0F) relevant to maintaining the integrity of the reactor vessel.", "negative": "1. Minimum energy & highest test temperature (868\u00b0F) \u2013 data short not reported."}
{"query": "The engineering calculations must comply with relevant standards to ensure safety and accuracy in the design process.", "positive": "I certify that the Calculation(s) listed above was prepared by me or under my personal supervision or developed in conjunction with the use of accepted engineering standards and that I am a Licensed Structural Engineer under the laws of the State of Illinois.", "negative": "Digitally signed by Aleksandar Z. Avramov DN: cn=Aleksandar Z. Avramov, o=Sargent & Lundy, ou=NPG, email=Aleksandar.Z.Avr Mov@sargentl undy.com, c=US Date: 2023.05.30 15:36:19 -05'00'."}
{"query": "The dimensions and specifications for the relay outline are essential for proper installation and operation.", "positive": "| Dimension (Inch) | Dimension (MM)  |\n|------------------|------------------|\n| 6.975            | 174.643          |\n| 3.187            | 80.08            |\n| 1.687            | 42.8             |\n| 3.250            | 82.55            |\n| 1.562            | 39.88            |\n| 0.300            | 7.62             |\n| 4.875            | 123.03           |\n| 2.437            | 61.88            |\n| 2.125            | 53.98            |", "negative": "The relay panel design must accommodate the electrical characteristics required for optimal performance."}
{"query": "Notification regarding the disposal of radioactive materials is often required by the NRC.", "positive": "This letter is to provide notification that the signs listed on the attached documents have been shipped to SRB Technologies, Inc. (NC Radioactive Materials License # 034-0534-2) for proper disposal.", "negative": "These signs were originally installed at: Home Depot #6559 1615 University Dr East College Station, TX 77840."}
{"query": "The operator must confirm that both the 21 and 22 SJ40 backlights are illuminated, indicating the valves are operable.", "positive": "Operator places 21 and 22 SJ40 Lockout CMC switches to 'Valve Operable' and verifies Valve Operable backlight illuminates.", "negative": "The following steps are from 2-EOP-LOCA-1, Step 27 and 2-EOP-LOCA-4."}
{"query": "What is a special form sealed source in nuclear licensing?", "positive": "**Special Form sealed sources:** - Cs-137: 2 sources with a total activity of 41.41 TBq - (1) 41.38 TBq, (2) 0.0359 TBq", "negative": "Hopewell Designs, Inc. self-contained irradiator model G10-2-2600-2SR(BX)"}
{"query": "The MDA value helps determine the lowest level of activity that can be reliably detected in samples during analysis.", "positive": "MDA: Minimum Detectable Activity", "negative": "The contact person for the project is Mr. Jason Q. Spaide, who is based in Genoa, Wisconsin."}
{"query": "The evaluation of the condensate system must include an analysis of the potential for loss of material through various environmental conditions, especially in valves.", "positive": "Loss of Material relates to the Valve Body's integrity as it functions as a Leakage Boundary in both Steam and Secondary Water environments, requiring effective Aging Management Programs such as Water Chemistry and One-Time Inspections.", "negative": "For valves made of Cast Iron, the material is particularly susceptible to loss of material due to its exposure to steam, indicating a need for rigorous inspection protocols."}
{"query": "The NRC staff will evaluate whether all instances of Operating Experience (OE) have been properly considered in the SLRA development process.", "positive": "The staff requests that the applicant discuss how the OE contained in the AMP report-out documents (e.g., reports of inspections, assessments, AMP effectiveness reviews) is in alignment with information contained in the corrective action program (CAP) database and how the process described in (1) along with the use of the report-out information would include any pertinent OE otherwise contained in the CAP database.", "negative": "The purpose of the On-Site Audit is to perform make visual observations of areas, equipment conditions, and configurations, and conduct an OE review, as needed."}
{"query": "What is the purpose of the ACRS in nuclear regulatory processes?", "positive": "The ACRS will gather information, analyze the relevant issues and facts, and formulate proposed conclusions and recommendations, as appropriate, for deliberation by the full Committee.", "negative": "A transcript of the meeting is being kept and will be posted on our website."}
{"query": "The analysis of isotopes like Americium is crucial in nuclear regulatory processes.", "positive": "Americium-241 is a radioactive isotope that is commonly analyzed in nuclear applications, and its detection limits are vital for regulatory compliance.", "negative": "The company included the contact information of Mr. Jason Q. Spaide on the report for further inquiries."}
{"query": "The aging management program includes monitoring for loss of preload due to self-loosening in structural bolting systems.", "positive": "Loss of preload due to self-loosening is a significant aging effect requiring management for galvanized steel components.", "negative": "Table 3.5.2-31 summarizes the aging management evaluations for structural bolting, focusing on their intended function and environment."}
{"query": "nuclear waste regulatory control", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "refueling outage conditions", "positive": "Relevant conditions for VT-3s of the support pad components are separated or missing welds, missing support pads, dowels, cap screws and locking welds, or misalignment of the support pads.", "negative": "Both of the TMI units have decommissioned."}
{"query": "radioactive release rates", "positive": "| MODEL    | GAP                | EARLY IN-VESSEL     | LATE RELEASE        | RELEASE MASS     |\n|----------|--------------------|---------------------|---------------------|------------------|\n| NO64     | 5.0000E-02         | 1.3000 hrs          | 0.0000 hrs         | (gm)             |", "negative": "Compartment type is Normal\nPathways into and out of compartment 5\n- Inlet Pathway Number  8: Sprayed Containment Volume to Dummy Sprayed\n- Inlet Pathway Number 11: Dummy Unsprayed to Dummy Sprayed\n- Exit Pathway Number 10: Dummy Sprayed to Dummy Unsprayed\n- Exit Pathway Number 12: Dummy Sprayed to Environment"}
{"query": "What is the BWRVIP-41 program in nuclear safety inspections?", "positive": "Performed re-inspections to BWRVIP-41 including EVT-1's as well as augmented VT-1 and VT-3's of selected welds on Jet Pumps 7, 8, 9, 10, 13, 14, 15, and 16.", "negative": "Minor movement noted but no other damage or indications identified."}
{"query": "What is the function of the Turbine Gland Sealing System in a nuclear reactor?", "positive": "The Turbine Gland Sealing System (TGSS) is designed to seal the annular openings around the rotor shafts of the H.P. and L.P. main turbines and the main feedwater pump turbines where they emerge from the shell casings.", "negative": "The radiation monitor (1EMF 33) is provided in the exhaust line from the CSAE's with OAC indication recorder, and alarm located in the Control Room."}
{"query": "What is the importance of DC electrical power distribution subsystems in reactor safety?", "positive": "With one or more Division 1 or 2 DC electrical power distribution subsystems inoperable, the remaining DC electrical power distribution subsystems are capable of supporting the minimum safety functions necessary to shut down the reactor and maintain it in a safe shutdown condition, assuming no single failure.", "negative": "The plant is significantly more vulnerable to a complete loss of all DC power. It is, therefore, imperative that the operator's attention focus on stabilizing the plant, minimizing the potential for loss of power to the remaining divisions, and restoring power to the affected division."}
{"query": "Ultimate Tensile Strength (UTS) of wire", "positive": "The Ultimate Tensile Strength, ksi, is a critical measure for tendons used in nuclear applications, determining the maximum load that the wire can handle before failure.", "negative": "The table lists various specimens and their respective exam years along with the corresponding tensile strength measurements."}
{"query": "Containment Purge flow rate", "positive": "The containment purge flow rate is an essential parameter in maintaining the safety and integrity of the nuclear plant's containment structure, allowing the removal of potential airborne contaminants during normal and emergency operations.", "negative": "The applicant places the Instrument Room Purge in service using 1-SOI-30.02, Containment Purge System, Section 5.4, Start Up Instrument Room Purge, steps 6 through Step 11."}
{"query": "What is the inspection criteria for CSA assembly in nuclear reactors?", "positive": "40 \u2013 60 Method: VT-3 visual inspection of the CSA assembly in units. The examination acceptance criteria for the Primary weld inspections is that confirmation of a surface-breaking flaw indication in excess of 2 inches in length in the shroud plate-to-former plates welds at the reentrant corners requires expanded inspections of all remaining axial welds seams by completion of the next refueling outage.", "negative": "Item C4 removed form. Audit only to confirm that Item C4 only applied to."}
{"query": "What is the process for nuclear licensing?", "positive": "The nuclear licensing process involves an extensive review of the applicant's plans and safety measures to ensure compliance with regulatory standards set by the NRC.", "negative": "The recent analysis indicated a significant increase in temperature across all reactor types, necessitating enhanced cooling systems."}
{"query": "The NRC closely monitors the seismic upgrades implemented at the North Anna facility following safety evaluations.", "positive": "North Anna had implemented the safety enhancements mandated by the NRC based on the lessons learned from the Fukushima accident and stated that the NRC will continue to provide oversight of North Anna\u2019s seismic safety enhancements through the Reactor Oversight Process.", "negative": "The legal requirements governing the admissibility of contentions are set forth in 10 C.F.R. \u00a7 2.309(f)(1)-(2). Specifically, a petition must \u201cset forth with particularity\u201d the contentions that a petitioner seeks to raise and, for each contention, the petition must:"}
{"query": "The system allows for adjustments to boron concentration in the Reactor Coolant System to ensure optimal reactivity control during normal unit operations.", "positive": "The Boron Thermal Regeneration System was used to control boron concentration to compensate for xenon transients during load follow operations.", "negative": "The reactor makeup control subsystem consists of a group of instruments arranged to provide a manually pre-selected makeup composition to the charging pump suction header or the volume control tank."}
{"query": "Rod Worth Minimizer bypass procedures", "positive": "The Control Rod Worth Minimizer (RWM) is a safety system designed to prevent the improper insertion of control rods into the reactor core by ensuring that the worth of each rod is assessed before it is moved.", "negative": "The maximum allowable pressure for the reactor vessel is determined by various factors including the temperature of the coolant and the reactor's design specifications, ensuring safe operational parameters."}
{"query": "testing and calibration capabilities for RadICS", "positive": "The NRC staff\u2019s review of the RadICS self-diagnostics, test and calibration capabilities is provided in Section 3.7.3 of this SE.", "negative": "Addressed in PSAI 7.11 and satisfied by: - Licensing Technical Report"}
{"query": "risk-informed categorization and treatment of components", "positive": "10 CFR 50.69, \"RISK-INFORMED CATEGORIZATION AND TREATMENT OF STRUCTURES, SYSTEMS AND COMPONENTS FOR NUCLEAR POWER REACTORS,\" outlines a framework for categorizing and treating structures, systems, and components based on their safety significance.", "negative": "The regulatory audit was conducted to ensure compliance with standard operational procedures and verify documentation accuracy."}
{"query": "direct reading dosimeter", "positive": "Direct Reading Dosimeter (0-5R, 0-20R or electronic dosimeter): 30", "negative": "700 MHz Handheld Radios: 9"}
{"query": "The NRC uses dosimetry to monitor neutron exposure during reactor operations.", "positive": "The calculation described above provides the neutron flux as a function of energy at the detector position.", "negative": "Measured activity is determined for each dosimeter using established ASTM procedures."}
{"query": "What does the meteorological facility include at the central site area?", "positive": "Section 3.2.1 of the ER states that the meteorological facility consists of a 91-meter (300-foot) instrumented tower for wind and temperature measurements, a separate 10-meter (33-foot) tower for dew point measurements, a ground-based instrument for rainfall measurements, and a data collection system in an instrument building.", "negative": "The barge facility would likely be used for some heavy items during Unit 1 restart; however, its use for this purpose and the proposed facility upgrade is independent of the decision to restart Unit 1."}
{"query": "How does the NRC evaluate technical specifications for nuclear reactors?", "positive": "The NRC staff's review includes consideration of whether the proposed changes are consistent with the NRC NUREG-1433, \u201cStandard Technical Specifications, General Electric, [boiling-water reactor] BWR/4 Plants\u201d Volume 1, Specifications, and Volume 2, Bases, Revision 5, September 2021 (ML21272A357 and ML21272A358, respectively).", "negative": "The NRC staff issued a final SE approving NEI 06-09 on May 17, 2007 (ML071200238)."}
{"query": "What is SRRS used for in operator training?", "positive": "SRRS: 3D.105 (when utilized for operator initial or continuing training)", "negative": "Page Intentionally Left Blank"}
{"query": "The potential for tsunami events impacting the coastline is influenced by various geological factors, including submarine landslides and volcanic activities.", "positive": "The possible generation of a large Atlantic Ocean tsunami by a volcanic cone flank failure, as occurred in the Mount Saint Helens event in the United States, is predicted to lead to large tsunami waves along the western Atlantic Ocean boundary, including the Mid-Atlantic region.", "negative": "Delaware Bay is a low-lying coastal plain estuary bounded by nearly flat terrain on both shores (Reference 2.4.6-24). Therefore, the occurrence of locally-generated waves due to subaerial or submarine landslide events is unlikely."}
{"query": "What is the procedure for managing control rod misalignment in nuclear reactors?", "positive": "Procedure OP AP-12B, Control Rod Misalignment, has been implemented.", "negative": "The initial conditions state that Unit 1 is at approximately 75% power and was in the process of being returned to 100% following curtailment for condenser cleaning."}
{"query": "What is NUREG-2125 about?", "positive": "NUREG-2125: 'Spent Fuel Transportation Risk Assessment \u2013Final Report' (2014) [ML14031A323] is a comprehensive evaluation that focuses on the risks associated with the transportation of spent nuclear fuel.", "negative": "The NRC has established several guidelines to ensure the safety and security of nuclear facilities throughout the United States."}
{"query": "What constitutes the area of the plume exposure pathway EPZ for nuclear facilities?", "positive": "Generally, the plume exposure pathway EPZ for nuclear power reactors shall consist of an area about 10 miles (16 km) in radius and the ingestion pathway EPZ shall consist of an area about 50 miles (80 km) in radius.", "negative": "The construction permit application must also include information regarding environmental protection measures that will be implemented during the construction phase."}
{"query": "safety injection pumps operation", "positive": "In the event of a LOCA, both SIPs start automatically on receipt of an SI signal. During the injection phase, these pumps take suction from the RWST and deliver water to the RCS cold legs. Similar to the CCPs, flow to the SIPs is supplied from the containment emergency sump via the RHR pumps during the recirculation phase. The SIPs discharge to the RCS cold legs during cold leg recirculation and to the RCS hot legs during hot leg recirculation.", "negative": "Wolf Creek has two separate recirculation pumps and each pump has its own strainer, supplying flow to one train of ECCS pumps and one CS pump. For strainer head loss and pump NPSH evaluation, it was assumed that only one strainer is in service."}
{"query": "Allocated Radiological Funds in External Trusts", "positive": "Allocated Radiological Funds in External Trusts (Future $) = 2% Real Rate of Return applied to growth of funds in the External Trusts to 3.5 years after Start of Decommissioning for each unit.", "negative": "The North Anna Units are located in Virginia and have been pivotal in supplying power to the regional grid."}
{"query": "The NRC monitors the pathways of radioactive emissions from various compartments to ensure safety.", "positive": "Pathway 2: Auxiliary Building to Environment - 2 - 2", "negative": "Compartment 3: - 1 - 1 - 0 - 0 - 0 - 0 - 0"}
{"query": "What are the requirements for thermal limits in NPDES permits?", "positive": "If the permittee intends to request the continuation of the 316(a) alternative thermal limits in its next reissued NPDES permit, the permittee shall submit the information necessary to comply with 35 Ill. Adm. Code 106.1180 as part of the application for renewal of this permit.", "negative": "A fish barrier net must be in place around the siphon inlet before the siphon is operated, and must remain intact throughout the run."}
{"query": "fire protection system", "positive": "Fire Protection System Component Data", "negative": "Electrical Tunnel Ventilation System Component Data (Per Unit)"}
{"query": "The construction activities may lead to behavioral alterations in the NLEB species as a result of disturbances like noise and human presence.", "positive": "In addition, other high-quality foraging habitat is located nearby. Therefore, if NLEB were to occur within the action area in the summer, the development of the HCS would be an insignificant loss of foraging habitat.", "negative": "The extent and intensity of roost removal must cause an increase in roost loss above the low constant background level of the affected area, to a degree that a colony is likely to fragment."}
{"query": "refueling accidents", "positive": "Knowledge of the reasons for the following responses as they apply to REFUELING ACCIDENTS: Interlocks associated with fuel handling equipment.", "negative": "Which one of the following describes the ability to withdraw a control rod?"}
{"query": "nuclear energy regulatory agency", "positive": "Ray emphasized that the AEC was prepared to put the full force of its $3.3 billion national laboratory system behind energy R&D, along with its greatest asset, its staff, which included 7,000 government employees and 85,000 contractors, located in almost every State in the union. Ray also explicitly endorsed the key organizational change for the AEC in the proposed legislation\u2014the separation of the developmental functions of ERDA from the regulatory functions of the AEC.", "negative": "As hearings for H.R. 9900 and S. 2135 began in July, it appeared that the threat of an energy crisis had made support for the DENR of 1973 more palatable than for President Nixon\u2019s 1971 DNR."}
{"query": "nuclear energy peak value", "positive": "The energy peaks measured during the analysis correspond to distinct gamma-ray emissions from isotopes, which can be crucial for the evaluation of radioactive materials.", "negative": "The ambient background level is essential in determining the overall radiation environment and ensures accurate data interpretation."}
{"query": "What are the design basis loads for suction strainers in a nuclear reactor?", "positive": "Physical characteristics of the six identical suction strainers reported in (GE Nuclear Energy, \"GENE-E11-00096-2, ECCS Suction Strainer Hydraulic Sizing Report - PROPRIETARY,\" Revision 1, March 1998) are shown in Figure 2-11, and debris loads entering the suppression pool shown below in Table 2-5 are reported in DC-5979 Rev. A. Table 2-5 lists total loads allowed over all operating strainers (not the limits on each operating strainer). Design Calculation DC-5979 Rev. (column 3) in combination with TSR-36828 (column 4) establish the current strainer design basis that is validated by hydraulic head loss calculations.", "negative": "It is important to acknowledge that the present risk quantification is not sensitive to the amount of particulate present in the suppression pool."}
{"query": "The samples collected during the investigation showed trace levels of radionuclides below regulatory thresholds.", "positive": "Cs-137 was positively identified in two (2) of the three (3) core samples.", "negative": "An additional RA was conducted to evaluate the soil adjacent to and beneath the Reactor Building."}
{"query": "What is the role of the technical safety analysis in nuclear licensing?", "positive": "The technical safety analysis is a critical component of nuclear licensing, as it evaluates the safety and efficiency of the reactor design, ensuring compliance with regulatory standards.", "negative": "To ensure public safety, the NRC conducts various inspections and assessments of nuclear plants throughout their operational life."}
{"query": "Most importantly, COBRA-FLX is a code used for simulating thermal hydraulic behavior in nuclear reactors to analyze critical heat flux conditions.", "positive": "COBRA-FLX is a thermal-hydraulic modeling code that provides the capability to analyze critical heat flux in nuclear reactors.", "negative": "The implementation of new safety protocols ensures that reactor operations align with the latest regulatory standards set forth by the NRC."}
{"query": "What is the purpose of the Normal Residual Heat Removal System in nuclear reactors?", "positive": "The Reactor Coolant System (RCS) cooling provided by the Normal Residual Heat Removal System (RNS) is essential for maintaining safe operational conditions during various reactor modes.", "negative": "Verify each MFW pump breaker trips open on an actual or simulated actuation signal, except for pump breaker maintained in the tripped condition."}
{"query": "The cooling system is essential for maintaining the integrity of the spent fuel pool during operations.", "positive": "The Spent Fuel Pool Cooling System (KF) is designed to remove heat from the spent fuel pool and maintain the purity and optical clarity of the pool water during fuel handling operations.", "negative": "A safety evaluation determined that offsite dose consequences are insignificant for either an uncontrolled release from the spent fuel pool due to a ruptured fuel rod or as a controlled release from the waste gas system."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis measures the energy and intensity of gamma radiation emitted from radioactive samples, allowing for the identification and quantification of radioactive isotopes present in the sample.", "negative": "The sample size recorded for the Marinelli geometry was 7.558E+02 grams, collected from Dairyland_NPP, with operations conducted by the Administrator."}
{"query": "nuclide identification", "positive": "Identified nuclides from the Nuclide Identification Report can significantly assist in understanding the composition of radioactive materials present in nuclear safety evaluations.", "negative": "The results from the peak analysis indicate various energy levels (keV) for treated samples, which can vary due to environmental conditions."}
{"query": "nonradioactive waste management regulations", "positive": "It is expected that existing laws and regulations regarding waste management would continue and may be adjusted as needed to address changing conditions.", "negative": "Climatological changes are not likely to have an effect on nonradioactive and mixed waste generation at Palisades."}
{"query": "nuclear safety regulations", "positive": "Nuclear safety regulations are designed to protect the public and the environment from the potential hazards associated with nuclear power plants.", "negative": "In Teams, check your device settings by clicking 'More' and selecting 'Settings' to ensure your microphone is functioning properly."}
{"query": "What is the process for NRC license renewal for nuclear facilities?", "positive": "The NRC's draft Environmental Impact Statement (EIS) for the Diablo Canyon License Renewal outlines the necessary steps and considerations for the license renewal process, including evaluations related to environmental impacts.", "negative": "I think it would be helpful for us to discuss our comments and questions. Are you available this week?"}
{"query": "The licensing process for nuclear materials is overseen by the NRC and involves a thorough safety review.", "positive": "The Rec% column indicates the percentage recovery of the analyte in the sample, which is crucial for determining the accuracy of the measurements in regulatory filings.", "negative": "The types of analyses conducted include pH, conductivity, and turbidity measurements, which help assess the quality of water samples."}
{"query": "What is meant by the term 'net peak area' in a nuclear analysis report?", "positive": "Net Peak Area refers to the integral of the counts above the background over the Region of Interest (ROI), representing the actual counts attributable to the specific peak of interest, excluding any contributions from the background.", "negative": "Errors quoted at 2.00\u03c3."}
{"query": "reactor vessel water level safety", "positive": "Mitigation of vessel drain down, which is not assumed in any UFSAR transient or accident analysis.", "negative": "This Function is not assumed in any UFSAR transient or accident analysis, since bounding analyses are performed for large breaks such as MSLBs."}
{"query": "How is containment spray initiated in a nuclear reactor?", "positive": "The containment spray actuation signal starts the containment spray pumps and aligns the discharge of the pumps to the containment spray nozzle headers in the upper levels of containment.", "negative": "The operator can initiate containment spray at any time from the control room by simultaneously turning two containment spray actuation switches in the same train."}
{"query": "The NRC must ensure that the methodologies proposed in regulatory filings are scientifically sound and feasible within given time constraints.", "positive": "The Board cautioned the Tribe that, if the Staff chose to move forward with the survey, the only aspect of the Approach that is open for discussion is the survey methodology.", "negative": "The Board stated that if the Staff were to choose to go to evidentiary hearing, then the Staff must show that the March 2018 Approach \u201ccontained a reasonable methodology,\u201d that the Staff acted reasonably in discontinuing all work, and that the Tribe\u2019s proposed alternatives were cost."}
{"query": "What is the spacing requirement for production zone monitor wells in nuclear regulatory filings?", "positive": "Production zone monitor wells will be completed in the ore-bearing aquifer, encircling each well field at a distance of no more than 400 feet from the peripheral production or injection wells, and at spacing of not more than 400 feet apart.", "negative": "In some areas of the proposed CUP sites, multiple ore horizons are vertically stacked within the Westwater Formation with no substantial confining layers between the ore bodies."}
{"query": "What do the results indicate about the K-40 radionuclide in the QC summary?", "positive": "K-40 is detected with an original result of 1.017E+01 and a DUP result of 1.239E+01, measured in pCi/g Dry.", "negative": "The matrix for the samples included S, indicating a solid state for the analyzed samples."}
{"query": "risk-informed resolution of Generic Letter 2004-02", "positive": "The proposed changes involve conducting a risk-informed resolution of the safety concerns outlined in Generic Letter 2004-02, which addresses the need for a comprehensive set of risk assessment procedures for nuclear power facilities.", "negative": "The operational testing of systems is essential to ensure that all components are functioning correctly and meet the specified performance criteria before being fully integrated into routine operations."}
{"query": "What is the purpose of adding AlOOH solution during the TB test?", "positive": "The total amount of AlOOH added to the test tank was 15.53 kg at test scale or 147.1 kg at the plant scale.", "negative": "Pressure differential across the test strainer, flow rate, and test water temperature were measured and recorded continuously throughout the entire duration of both tests."}
{"query": "What are the impacts of the CUP on surface water quality?", "positive": "As stated in Section 4.13.4 of the CUP FEIS, the CUP will not make a significant contribution to cumulative impacts on surface water in the region.", "negative": "The surface-water features in the Unit 1 project area consist of two shallow arroyos roughly 20 feet deep."}
{"query": "The NRC mandates that specific devices, such as those manufactured by INDEV GAUGING SYSTEMS, must comply with rigorous registration protocols.", "positive": "**NRC Device Key:** 843119 (Internal Control Number)  **Distributor/Distributed By:** INDEV GAUGING SYSTEMS  **Distributor License Number:** IL-02050-01  **Manufacturer Name:** INDEV GAUGING SYSTEMS  **Device Model (Not Source Model):** 015202  **Device Serial Number:** A1-8848  **Transfer Date:** 12/06/2016", "negative": "| Isotope (e.g. AM241) | Activity (e.g. 1005) | Unit (e.g. mCi) |\n|----------------------|----------------------|------------------|\n| SR90                 | 100                  | mCi              |"}
{"query": "Site Area Emergency classification", "positive": "A Site Area Emergency (FS1.1) is the highest applicable emergency classification. This is based on loss of both the RCS and Primary Containment barriers due to an un-isolable leak from RWCU releasing outside of Primary Containment with Secondary Containment temperature above the Maximum Safe Operating Limit.", "negative": "A higher Site Area Emergency is also applicable. Plausible because HU1.1 does apply due to the seismic event and FU1.1 does apply due to the loss of Primary Containment barrier."}
{"query": "What are the requirements for seismic probabilistic risk assessments in nuclear power plants?", "positive": "The standard states that it \"sets forth requirements for probabilistic risk assessments (PRAs) used to support risk-informed decision for commercial nuclear power plants and describes a method for applying these requirements for specific applications.\"", "negative": "The staff\u2019s position on each requirement (referred to in the standard as a requirement, a high-level requirement, or a supporting requirement) in ASME/ANS RA-S Case 1 is categorized as \"no objection,\" \"no objection with clarification,\" or \"no objection subject to the following qualification,\" and defined as follows:"}
{"query": "The NRC mandates that all nuclear plants assess potential risks related to their surrounding environments, including flood hazards.", "positive": "The flooding hazard evaluation for the Cooper Nuclear Station addresses various aspects of the site and includes analyses of flood levels and historical data.", "negative": "The Cooper Nuclear Station employs a variety of advanced systems to ensure the safety of operations and provide efficient energy generation."}
{"query": "What is the definition of inversion in meteorological terms?", "positive": "Inversion is defined as three NOAA weather balloon elevation readings showing consecutive increases in temperature with height (below 3000 m).", "negative": "Balloons were released each day at 6:00 AM and 6:00 PM. Height is defined as elevation in meters where temperature first decreases and is averaged only over those days with inversions."}
{"query": "scan area action levels", "positive": "Action Level based on the average background plus 1,762 cpm (50% OpDGL equivalent).", "negative": "The readings at different scan areas indicate varying levels of radiation detection, with specific logged readings recorded in counts per minute."}
{"query": "What is the limit for primary containment oxygen concentration in nuclear reactors?", "positive": "The primary containment oxygen concentration shall be < 4.0 volume percent.", "negative": "A. Required Action and associated Completion Time not met."}
{"query": "What is the significance of K-40 in nuclear safety reports?", "positive": "K-40 is a nuclide that emits radiation and has a certain activity level; the reported activity for K-40 is 5.23E+00 pCi/grams with an uncertainty of 6.28E-01.", "negative": "The identified nuclides must be evaluated for a comprehensive analysis of the radioactive materials present in the sample."}
{"query": "The NRC has established guidelines for monitoring the degradation of materials to ensure safety during operation.", "positive": "The Alloy 600 Aging Management Program is designed to address the potential issues related to the aging and degradation of Alloy 600 components in nuclear reactors.", "negative": "The Battery Rack Inspections are performed to ensure the integrity and performance of the battery systems used for safety and operational support."}
{"query": "reactor vessel internals aging management", "positive": "No additional aging management for reactor internal \u201cNo Additional Measures\u201d components unless required by ASME Section XI, Examination Category B-N-3 or relevant operating experience invalidates MRP-227-A", "negative": "DCPP is a Westinghouse plant, not a Combustion Engineering plant."}
{"query": "impacts of non-radiological contaminants on aquatic organisms", "positive": "FPL finds that impacts from the effects of non-radiological contaminants on aquatic organisms during the proposed SLR term are SMALL.", "negative": "Implementation of BMPs, compliance with PTN\u2019s IWW/NPDES permit, and continued remediation and monitoring of the CCS are expected to minimize the potential for impacts to aquatic resources during continued operations associated with license renewal."}
{"query": "The oversight of nuclear waste management is a critical aspect that should remain under regulatory purview.", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "Nuclear power plants generate waste that should be treated with caution and not disposed of in unregulated landfills.", "positive": "The proposed \"reinterpretation\" of NRC regulations is a clear effort to let nuclear power owners to shift the financial and legal responsibility to the public.", "negative": "I oppose this pseudo-rule change that would let nuclear waste in my or other communities' local landfill or other properties."}
{"query": "The storage configuration for failed fuel assemblies includes a designated canister which must be utilized for such materials.", "positive": "Maximum of 4 FAILED FUEL locations as shown in Figure 5. Balance may be INTACT FUEL assemblies, empty cells, or dummy assemblies. FAILED FUEL shall be stored in a failed fuel canister (FFC).", "negative": "| Parameter                          | Value                   |\n|------------------------------------|-------------------------|\n| Number of INTACT FUEL ASSEMBLIES   | \u2264 61                    |"}
{"query": "steam generator blowdown sampling", "positive": "The STEAM GENERATOR BLOWDOWN SAMPLE is critical for analyzing the operational integrity of the steam generators in a reactor system.", "negative": "The COMPONENT COOLING TO RCDT HX valve is operated by a motor and is essential for maintaining the heat exchanger's efficiency."}
{"query": "nuclide minimum detectable activity", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|-------------------------|-----------------------|\n| K-40          | 1460.75      | *         | 10.67                | 5.11E+00                | 7.78E-01              |", "negative": "| Peak No. | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance Nuclide |\n|----------|--------------|------------------|--------------|-------------|-----------|-------------------|\n| F 2      | 295.42       | 2.11752E-02      | 21.95        | Tol.        | PB-214    |"}
{"query": "What is the purpose of inspection procedures in nuclear regulatory filings?", "positive": "This procedure is designed to ensure that reports of inspections clearly communicate significant inspection results to licensees, DHHS ORH's staff, and the public.", "negative": "Inspection Field Notes are essential tools that help ensure the accuracy and completeness of inspection reporting."}
{"query": "PCRVICS system functions", "positive": "The PCRVICS consists of seven functions implemented using eight logical isolation groups. These functions and groups are largely divided by the interfacing systems which are isolated by actuation of the PCRVICS (e.g., Group IA provides main steam isolation, Group IIA provides isolation of the RHR system, etc.).", "negative": "Pipes or vents that penetrate primary containment and communicate directly with the reactor vessel have two isolation valves: one inside primary containment (i.e., inboard) and one outside primary containment (i.e., outboard)."}
{"query": "What measures are in place for aging management related to internal corrosion in nuclear plants?", "positive": "Recurring internal corrosion can result in the need to augment AMPs beyond the recommendations in the GALL-SLR Report. During the search of plant-specific OE conducted during the SLRA development, recurring internal corrosion can be identified by the number of occurrences of aging effects and the extent of degradation at each localized corrosion site.", "negative": "QA provisions applicable to Subsequent License Renewal are discussed in Section B.1.3."}
{"query": "The aging management program for components ensures that integrity is maintained over time, minimizing risks associated with leakage.", "positive": "Aging Management Program: Water Chemistry (B.2.3.2) and One-Time Inspection (B.2.3.19) are established to manage the aging effects like cracking and loss of material in key components such as heat exchangers.", "negative": "The intended function of the heat exchanger components is to serve as a leakage boundary, which is crucial in maintaining system integrity."}
{"query": "What does activity concentration in radionuclide analysis signify?", "positive": "Activity Concentration is measured in pCi/g Dry, indicating the amount of radioactivity per gram of dry sample material.", "negative": "The MDC reflects the minimum detectable concentration of a radionuclide and is crucial for ensuring regulatory compliance and safety assessments."}
{"query": "The word \"region\" must be modified to ensure consistency with MRP 2023-013.", "positive": "Under Primary Component(s) and Items (1), Item B16 the word \"regions\" needs changed to \"region\" to match MRP 2023-013.", "negative": "Change B20.1 to \"CB Cylinder top and bottom...\". In addition, B20.2 and B20.3 item names are flipped."}
{"query": "The NRC also dictates specific guidelines to ensure public safety during the transportation of radioactive materials.", "positive": "Response to Transportation Accidents Involving Radioactive Materials 10/06/04 (04-025)", "negative": "Use of Physician and Scientific Consultants in the Medical Consultant Program 11/02/06 (06-033)"}
{"query": "The NRC mandates that licensees evaluate seismic risks to ensure safety and compliance with regulatory frameworks.", "positive": "Generic Issue (GI) 199, \"Implications of Updated Probabilistic Seismic Hazard Estimates in Central and Eastern United States on Existing Plants,\" U.S. NRC Information Notice (IN) 2010-18, Tables B.2, C.1 and C-2, (ADAMS Accession No. ML100270582), dated September 2, 2010", "negative": "NRC Letter to Power Reactor Licensees, \"Final Determination of Licensee Seismic Probabilistic Risk Assessments [...] Regarding Recommendation 2.1 'Seismic' of the Near Term Task Force Review of Insights from the Fukushima Dai-Ichi Accident,\" (ADAMS Accession No. ML15194A015), dated October 27, 2015"}
{"query": "What is involved in an operability determination for nuclear systems?", "positive": "The inspectors evaluated the licensee's justifications and actions associated with the following operability determinations and functionality assessments:", "negative": "The inspectors evaluated the following testing and maintenance activities to verify system operability and/or functionality:"}
{"query": "What is the role of the M5 validation database in nuclear licensing?", "positive": "**Figure 26-2:** M5 Validation Database, (Predicted \u2013 Measured) Oxide Thickness vs. Rod Average Burnup and Time", "negative": "The inspection team conducted a thorough review of the safety systems in the reactor building, ensuring compliance with all regulatory standards."}
{"query": "What inspections are required for Alloy X-750 dowel-to-LGA support pad welds?", "positive": "40 - 60: VT-3 visual inspections of the accessible surfaces in 100% of the support pad welds on a once every 10-Year inspection basis (longer intervals can be used if approved by the NRC).", "negative": "The cooling system of the reactor is designed to maintain the temperature within optimal limits to ensure safety and efficiency."}
{"query": "What is the purpose of uncertainty analysis in regulatory assessments?", "positive": "An uncertainty analysis assesses the range of outcomes, and usually the relative probabilities of different outcomes within the range, produced from a combined propagation of uncertainties in model inputs.", "negative": "Sensitivity analysis typically does not assess the relative likelihood of different outcomes."}
{"query": "The operation of fluidizing the spent resin is critical for ensuring effective transfer and disposal of the material.", "positive": "During resin transfer, this nozzle is used to ease the flow of the resin slurry. After resin transfer is complete, the tank is vented to the plant vent and returned to atmospheric pressure.", "negative": "Spent samples with high chemical concentrations are held up in the chemical drain tank, then sampled."}
{"query": "What is the significance of a Fire Probabilistic Risk Assessment in nuclear safety?", "positive": "The Fire Probabilistic Risk Assessment (Fire PRA) Summary Document is essential for understanding the potential risks associated with fire hazards in a nuclear facility.", "negative": "Electronic format is preferred. If electronic media is made available via an internet-based document management system, then document access must allow inspectors to download, save, and print the documents in the NRC's Regional office."}
{"query": "Reactor Vessel Water Level monitoring in safety systems", "positive": "a. Reactor Vessel Water Level - Low Low Low, (Level 1) | Automatic Initiation: - RX Water Vessel Low Low Low OR D/W Pressure Hi AND CS Time Delay Relay AND Reactor Pressure-Low (Injection Permissive).", "negative": "b. Drywell Pressure - High | Automatic Initiation: - RX Water Vessel Low Low Low OR D/W Pressure Hi AND CS Time Delay Relay AND Reactor Pressure-Low (Injection Permissive)."}
{"query": "What is the purpose of the Emergency Feedwater System in a nuclear reactor?", "positive": "The Emergency Feedwater System is designed to provide water to the steam generators in the event of a loss of normal feedwater supply, ensuring that the reactor can be cooled and preventing a core meltdown.", "negative": "The Reactor Protective Instrumentation is essential for monitoring and controlling key safety parameters within the reactor to ensure safe operation and reactor protection."}
{"query": "emergency plan for nuclear facilities", "positive": "The Emergency Plan for North Anna Power Station includes detailed procedures for responding to a variety of potential incidents, ensuring the safety of the public and the environment.", "negative": "The facility uses a combination of pressurized water reactors and advanced safety features to maintain operational efficiency."}
{"query": "What is the significance of the Uranium Fuel Cycle in nuclear reactors?", "positive": "Uranium Fuel Cycle is a series of processes involving the extraction of uranium from the earth, conversion, enrichment, and fabrication into fuel for nuclear reactors, as well as the management of the spent fuel.", "negative": "The socioeconomics discussion will highlight the cumulative effects of project implementation on local communities and regional economies."}
{"query": "The NRC allows for the use of alternative techniques when volumetric examination coverage cannot reach the standards specified in ASME Codes.", "positive": "Volumetric examinations, in accordance with ASME Code and Appendix VIII, will be conducted to the maximum extent practical. Based on industry experience, examination coverage of the ASME defined examination volume is expected to be greater than 40 percent.", "negative": "Section XI single-side Performance Demonstration Initiative UT-2 (PDI UT-2) examinations were performed on the subject weldlet branch connections located in Unit 3. A 45-degree shear wave transducer was used on the 4-inch weldlet side of the welds, as no meaningful ultrasonic examination can be performed from the 14-inch pipe due to the inability of the sound to reach the weld."}
{"query": "leak detection system monitoring requirements", "positive": "LC 10.5 of SUA-1580 requires daily measurement and documentation of pond freeboard and fluid levels in the leak detection system.", "negative": "If fluid levels exceed 15 cm [6 in] in the leak detection sumps, a sample will be collected and analyzed for specific conductance and chloride."}
{"query": "The shipments of 11e(2) byproduct material are designed to comply with DOT hazardous materials shipping provisions, ensuring safety during transportation.", "positive": "11e(2) byproduct material will be transported to a licensed disposal facility (White Mesa) in Blanding, Utah. Current assessments show that the amount of solid 11e(2) byproduct material generated from the CUP will be within that facility\u2019s annual disposal limits.", "negative": "The transportation impacts associated with shipments of hazardous waste and used oil were not discussed in the CUP FEIS."}
{"query": "Oconee Nuclear Station cultural resources", "positive": "The Oconee Nuclear Station, with multiple contributing resources, including the reactor buildings, turbine buildings, intake structure, discharge structure, water tower, skimmer wall, and steam generator reinforcement facility.", "negative": "The South Carolina State Historic Preservation Office provided initial concurrence that these resources meet the criteria for listing in the NRHP on October 7, 2021, and final concurrence of the report and findings on January 4, 2022 (Duke Energy 2022-TN8948, SCDAH 2023-TN9005)."}
{"query": "Licensees are required to evaluate the degree of embrittlement of reactor vessels, particularly through surveillance programs monitoring neutron damage and the effects of reactor trips.", "positive": "Petitioners further contend that the test capsule data provided to the NRC by licensees who are part of the reactor vessel surveillance program where capsule Charpy test data taken from one nuclear reactor vessel is submitted to the NRC as representative of the amount of neutron damage to the RV of another RV is not sufficient to accurately determine the amount of neutron damage (embrittlement) of the latter RV.", "negative": "First, there is no single test location authorized by the NRC or utilized by licensees where Charpy impact testing is performed. Therefore, the testing performed by one vendor can widely vary in accuracy from another vendor depending on the testing facility's equipment, testing procedures, qualifications of employees conducting the tests, human interpretation of the test results, gravity affects on the testing machine, the vintage of the testing machine, the placement of the test specimen in the testing machine, the machining of the v-notch in the test specimen, etc."}
{"query": "What actions are taken if the mismatch between Tavg and Tref exceeds 5\u00b0F?", "positive": "If Tavg and Tref mismatch can NOT be maintained less than 5\u00b0F, THEN: TRIP reactor, AND GO TO 1-E-0, Reactor Trip or Safety Injection.", "negative": "As Load Dispatcher acknowledge Unit 1 load reduction."}
{"query": "trans-river flow", "positive": "While the potential for trans-river flow exists, it is likely that such flow would be quickly discharged to the river because flow in the river alluvium is toward the river.", "negative": "Numerical simulation techniques have been used to further evaluate areas of previously documented trans-river flow on the Georgia side of the Savannah River (Clarke and West, 1998; Cherry 2006)."}
{"query": "What requirements are outlined by the NRC for obtaining a nuclear license?", "positive": "The NRC requires licensees to analyze potential hazards to ensure the safe operation of nuclear facilities.", "negative": "The quarterly reports detailing operational data are essential for understanding the overall performance of the plant."}
{"query": "What are the criteria for strainer head loss in nuclear reactors?", "positive": "Strainer head loss does not exceed half of the submergence depth of a partially-submerged strainer.", "negative": "The results of the screening criteria and determination of a threshold break size are described in Section 2.4.1."}
{"query": "radon mitigation measures", "positive": "The quitclaim deed for the former mill site indicates that any habitable structures constructed on the property shall employ a radon ventilation system or other radon mitigation measures.", "negative": "The city of Rifle constructed a waste water treatment facility and associated structures."}
{"query": "The NRC staff's evaluation will take into account the technical aspects related to the licensee\u2019s proposed changes in the licensing application.", "positive": "NRC\u2019s objectives of the audit are the following: Gain a better understanding of the detailed calculations, analyses, and bases underlying the LAR and confirm the NRC staff\u2019s understanding of the LAR.", "negative": "The audit team will consist of the following NRC staff from NRR."}
{"query": "What are the aging effects requiring management for heat exchanger components?", "positive": "Loss of material due to general, pitting, crevice corrosion, MIC", "negative": "The Water Chemistry program includes an analysis of the chemical composition of the water used in the reactor systems."}
{"query": "wind direction and speed data", "positive": "During April, Vicksburg, MS, the percentage frequency of wind direction and speed (mph) is recorded in a table showing various directions with corresponding speed ranges and average speeds.", "negative": "Data from NCDC, 1997-2001 (Reference 3)."}
{"query": "Common Emergency Plan regulatory requirements", "positive": "The CEP and Site-Specific Annexes were developed consistent with NUREG-0654/FEMA-REP-1 Revision 2, *Criteria for Preparedness and Evaluation of Radiological Emergency Response Plans and Preparedness in Support of Nuclear Power Plants*.", "negative": "Should you have any comments regarding the proposed fleet CEP and associated applicable Site-Specific Annexes, please contact Cynthia Cashwell (Turkey Point) or Peter Pollit (St. Lucie)."}
{"query": "The identification of various nuclides is essential for accurate safety assessments in nuclear facilities.", "positive": "Identified Nuclides include specific radionuclides that are detected during the analysis process to ensure compliance with safety regulations.", "negative": "The Ambient Background was recorded to understand the baseline measurements necessary for accurate peak analysis."}
{"query": "What are the data quality objectives in nuclear licensing?", "positive": "Data Quality Objectives (DQOs) are essential in defining the quality of the data required to support regulatory decisions and ensure safety assessments in the context of nuclear operations.", "negative": "The conclusion of this report summarizes the findings from the remediation activities and outlines the next steps for compliance with regulatory standards."}
{"query": "Americium-241 nuclear analysis", "positive": "Americium-241 | HU | 0.000351 | +/-0.00260 | 0.5978 | 0.400 | pCi/g | | | BX4 10/09/20 | 0912 | 2042096 | 1", "negative": "Liquid Scint N63, Solid \"Dry Weight Corrected\" | HU | | | | | | | | | | | |"}
{"query": "corrosion protection medium", "positive": "Results of corrosion protection medium (CPM) tests to determine absorbed water content, corrosive ion concentrations and neutralization number confirm that acceptance criteria (with one exception) have been met.", "negative": "Tendon wire yield strength, tensile strength and ductility will not change over time."}
{"query": "Licensees must assess proposed changes, tests, and experiments to determine their impact on the licensing basis, particularly considering the FSAR.", "positive": "50.59 process relies on adequate technical evaluation of the change \u201cto ensure it is safe and effective.\u201d", "negative": "Obtain license amendment if CTE requires a TS change, or if CTE meets one or more of the 8 criteria in 50.59(c)(2)."}
{"query": "wind speed distribution", "positive": "The Monthly and Annual Joint Frequency Distributions of Wind Speed and Direction by Atmospheric Stability Class provide statistical analysis of wind patterns relevant to safety evaluations.", "negative": "Periods of calms are characterized by low wind speeds, where the recorded values indicate a lack of significant atmospheric movement."}
{"query": "Emergency Core Cooling System components", "positive": "The major mechanical components of the Emergency Core Cooling System are: Cold Leg Injection Accumulators. These accumulators are pressure vessels filled with borated water and pressurized with nitrogen gas. During normal operation each accumulator is isolated from the Reactor Coolant System by two check valves in series.", "negative": "Each residual heat removal pump is a single stage, vertical position, centrifugal pump. It has an integral motor-pump shaft, driven by an induction motor. The unit has a self-contained mechanical seal cooling system."}
{"query": "latest revisions to emergency response procedures", "positive": "Latest revisions to this procedure have been approved by the Director of the Office of Homeland Security and Emergency Preparedness.", "negative": "The document outlines the responsibilities of various agencies during an emergency, ensuring that all personnel are adequately trained."}
{"query": "Onsite Power System", "positive": "The Onsite Power System consists of all sources of electric power and their associated distribution systems in the generating unit. These sources are the main generator, two emergency diesel generators, the emergency supplement power source, and the batteries.", "negative": "Figure 8-16 is the station main buses single line; Figure 8-3 is the typical Auxiliary Power Distribution System, Figure 8-35 is the Vital AC-DC Instrumentation and Control System; and Figure 8-34 is the Computer and Auxiliary Control Power System."}
{"query": "What are the arrangements for medical treatment of contaminated personnel at a nuclear facility?", "positive": "Arrangements for the medical treatment of contaminated injured onsite personnel and those onsite personnel who have received significant radiation exposures and/or significant uptakes of radioactive material are described.", "negative": "Mishicot Ambulance Service is the primary provider for the transportation of contaminated, injured individuals."}
{"query": "What are the performance acceptance criteria for nuclear fuel rods?", "positive": "Please confirm that all the performance acceptance criteria and material limits. If any changes are noted, please identify those changes and highlight where in this TR they are justified.", "negative": "What fabrication specifications will be applied to texture and SPPs for HiFi cladding in production and how do these compare to current generation Zr-2 specifications for the fuel rods?"}
{"query": "The COBRA-FLX code employs advanced modeling techniques to assess critical heat flux in reactor systems.", "positive": "The COBRA-FLX formulation is integral for predicting critical heat flux under various operational conditions in nuclear reactors.", "negative": "Reactor coolant systems are designed to prevent overheating by removing heat from the core and transferring it to the steam generators."}
{"query": "nuclear liquid scintillation analysis", "positive": "Rad Liquid Scintillation Analysis", "negative": "The following Analytical Methods were performed:"}
{"query": "nuclear medicine department transfer of ownership", "positive": "Control of these assets will be given to Heart Rhythm & Pacemaker Specialist, LLC when Transfer of Ownership is granted by the Nuclear Regulatory Commission.", "negative": "The name of the practice will be changing to Heart Rhythm & Pacemaker Specialist, LLC. The address remains the same at 25689 Kelly Rd., Ste. D, Roseville, MI, 48066."}
{"query": "What is included in the Lubricating Oil Analysis program for reactors?", "positive": "Continue the existing DCPP Lubricating Oil Analysis AMP, including the following enhancements: (a) Include periodic sampling and analysis to maintain lubricating and hydraulic oil contaminants, primarily water and particulates, within acceptable limits; (b) Perform sampling for water, particle count, and other parameters to detect evidence of contamination by moisture or excessive corrosion; (c) Include acceptance criteria for lubricating and hydraulic oil associated with the equipment within the scope of the Lubricating Oil Analysis AMP.", "negative": "The commitment requires implementation of periodic maintenance checks and upgrades for all safety-related systems, ensuring compliance with regulatory guidelines."}
{"query": "What is the significance of radiation protection in nuclear safety?", "positive": "Radiation protection is a critical component of nuclear safety that focuses on minimizing exposure to ionizing radiation for workers, the general public, and the environment.", "negative": "The training program includes a comprehensive review of mathematical principles that apply specifically to radioactivity, emphasizing the necessary calculations for effective measurement."}
{"query": "The function of the DG load sequencer is critical during scenarios such as Loss of Offsite Power.", "positive": "Although all loads that are started on the sequencer are important, the UFSAR states that the DG capabilities AND accident analysis were specifically considered in determining the sequence and timing.", "negative": "The examinee must have knowledge of the purpose of DG load sequencer during a loss of offsite power."}
{"query": "aging management for reactor vessel internals", "positive": "Aging Management Review Results for Reactor Vessel Internals indicate that components such as lower girth welds of the core barrel assembly require management due to aging effects like cracking and loss of fracture toughness.", "negative": "The CRGT assemblies include CRGT guide cards that serve a direct flow function and are made of stainless steel."}
{"query": "definition of damaged fuel in nuclear context", "positive": "SPENT NUCLEAR FUEL (SNF) assembly that cannot fulfill its fuel-specific or system-related function. SNF is classified as damaged under the following conditions: 1. There is visible deformation of the rods in the SNF assembly.  **Note:** This is not referring to the uniform bowing that occurs in the reactor; this refers to bowing that significantly opens up the lattice spacing. 2. Individual fuel rods are missing from the SNF assembly and the missing rods are not replaced by a solid stainless steel or zirconium dummy rod that displaces a volume equal to, or greater than, the original fuel rod. 3. The SNF assembly has missing, displaced or damaged structural components such that: 3.1. Radiological and/or criticality safety is adversely affected (e.g., significantly changed rod pitch); 3.2. The SNF assembly cannot be handled by normal means (i.e., crane and grapple); 3.3. The PWR SNF assembly contains fuel rods with damaged or missing grids, grid straps, and/or grid springs producing an unsupported length greater than 60 inches.  **Note:** PWR SNF assemblies with the following structural defects meet MAGNASTOR\u00ae system-related functional requirements and are, therefore, classified as undamaged: Assemblies with missing or damaged grids, grid straps and/or grid springs resulting in an unsupported fuel rod length not to exceed 60 inches. 4. Any SNF assembly that contains fuel rods for which reactor operating records (or other records or tests) cannot support the conclusion that they do not contain gross breaches.  **Note:** BREACHED SPENT FUEL RODS with minor cladding defects (i.e., pinhole leaks or hairline cracks that will not permit significant release of particulate matter from the spent fuel rod) meet MAGNASTOR\u00ae system-related functional requirements and are, therefore, classified as undamaged. 5. FUEL DEBRIS such as ruptured fuel rods, severed rods, loose fuel pellets, containers or structures that are supporting loose PWR fuel assembly parts.", "negative": "The CONCRETE CASK LID is a thick concrete and steel closure for the CONCRETE CASK. The CONCRETE CASK LID precludes access to the TSC and provides radiation shielding."}
{"query": "emergency operating procedures", "positive": "In accordance with the guidance of OP1.DC10, Conduct of Operations, how are Foldout Page assignments made during an entry into an Emergency Operating Procedure?", "negative": "Assignments should be reviewed with the operators as part of an update."}
{"query": "The report includes quantitative measures of radioactive isotopes following established analytical methods.", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The address of the company is S4601 State Hwy 35."}
{"query": "storage rack criticality analysis", "positive": "The racks are analyzed using the MCNP-05P Monte Carlo neutron transport program and ENDF/B-VII.0 cross-section library. The methodology used in this analysis is the peak Standard Cold Core Geometry (SCCG) in-core eigenvalue (k\u221e) criterion.", "negative": "In this evaluation, in-core k\u221e values and exposure dependent, pin-by-pin isotopic specifications are generated using the GE-Hitachi Nuclear Energy Americas LLC (GEH)/GNF lattice physics production code TGBLA06."}
{"query": "Licensees must submit analyses of their emergency response plans to the NRC.", "positive": "Emergency preparedness is a critical component of nuclear reactor operations, requiring meticulous planning and regular drills.", "negative": "Under normal operating conditions, a nuclear power plant generates electricity, relying on fission reactions to produce heat."}
{"query": "What are high radiation areas in nuclear facilities?", "positive": "The inspectors evaluated licensee controls of the following high radiation areas (HRAs) and very high radiation areas (VHRAs):", "negative": "1. Workers exiting the containment contaminated area (CA) during the refueling outage."}
{"query": "NuFuels will implement a Cultural Resources Management Plan that outlines the procedures for identifying and protecting historic and cultural resources before any land disturbances.", "positive": "Prior to engaging in any land disturbing activities, NuFuels will finalize a CRMP to address cultural resources within the project areas pursuant to the NHPA Section 106 review and consultation process.", "negative": "Mitigation measures for historic and cultural resources are discussed in Section 5.8 of this ER."}
{"query": "What are personnel contamination protection techniques during nuclear cleanup?", "positive": "Personnel Contamination Protection Techniques Applied During the Three Mile Island 2 Cleanup were critical to ensuring safety and preventing the spread of contamination during the recovery operations.", "negative": "The cleanup efforts at Three Mile Island Unit 2 involved extensive documentation and analyses to understand the aftermath of the accident."}
{"query": "Licensees must assess the adequacy of any proposed safety systems for compliance purposes.", "positive": "The reactor's safety systems must be rigorously tested to ensure they meet strict regulatory requirements for operation and emergencies.", "negative": "Operational performance is often evaluated through various effectiveness assessments for projects unrelated to reactor safety."}
{"query": "What are the records related to safety inspections of nuclear facilities?", "positive": "A copy of the list of NRC Office of Inspector General investigations CLOSED during Calendar Year 2020.", "negative": "Appeal the denial of records pertaining to named individual as described in response to NRC-2021-000301."}
{"query": "The height of the wall and its structural aspects must comply with specified dimensions for missile impact assessment.", "positive": "- 9 ft 9 in tall wall", "negative": "- Diagram includes various structural elements"}
{"query": "aging management evaluations for concrete", "positive": "Increase in porosity and permeability; cracking; loss of material (spalling, scaling) due to aggressive chemical attack is an applicable aging effect and will be managed by the DCPP ASME Section XI, Subsection IWL AMP (B.2.3.29).", "negative": "The DCPP ASME Section XI, Subsection IWL AMP (B.2.3.29) will be used to manage the aging effects on other structural materials as outlined in the regulatory framework."}
{"query": "There are no expected modifications in the facilities, equipment, or procedures associated with the licensed program due to the ongoing Transaction.", "positive": "Describe any changes in the location, facilities, equipment, radiation safety program, use, possession, waste management, or other procedures that relate to the licensed program.", "negative": "There are currently no changes anticipated in personnel or management having direct operational responsibility for, and control of, licensed activities at the Metropolis Facility because of the Transaction."}
{"query": "During the reactor operation, it is crucial to monitor automatic safety actions to ensure compliance with operational protocols.", "positive": "- Execute AOP-60:\n  - Verify the following automatic actions:\n    - SGT B Start per Section G of OP-20\n    - RWCU Isolation per Section G of OP-28\n    - Isolate Reactor Bldg Vent per Section G of OP-51A", "negative": "**Role Play**: If dispatched to restore RPS power, report preparations briefs will begin."}
{"query": "What is the significance of ASME Code, Section III in nuclear reactor design?", "positive": "The vessels of the reactor coolant pressure boundary are designated ASME Code, Section III, 1968, including addenda up to Winter 1968, Class A.", "negative": "A complete tube-tubesheet complex analysis verified structural integrity for a primary pressure-loss accident plus the design-basis earthquake."}
{"query": "What is the process for transferring NPDES permits?", "positive": "As an alternative to transfers under paragraph (a), any NPDES permit may be automatically transferred to a new permittee if: 1. The current permittee notifies the Agency at least 30 days in advance of the proposed transfer date; 2. The new notice includes a written agreement between the existing and new permittees containing a specified date for transfer of permit responsibility, coverage and liability between the existing and new permittees; and 3. The Agency does not notify the existing permittee and the proposed new permittee of its intention to modify or revoke and reissue the permit. If this notice is not received, the transfer is effective on the date specified in the agreement.", "negative": "All Publicly Owned Treatment Works (POTWs) must provide adequate notice to the Agency of the following: - (a) Any new introduction of pollutants into POTW from an indirect discharger which would be subject to Sections 301 or 306 of the Clean Water Act if it were directly discharging those pollutants; and - (b) Any substantial change in the volume or character of pollutants being introduced into that POTW by a source introducing pollutants into the POTW at the time of issuance of the permit."}
{"query": "ASME Code Case N-740-2 requirements", "positive": "The preservice examination acceptance standards of IWB-3514 will be met for the weld overlay. In applying the acceptance standards to planar indications, the thickness, t\u2081 or t\u2082, defined in Figure 1(b), will be used as the nominal wall thickness in IWB-3514, provided the base material beneath the flaw (i.e., safe end, nozzle, or piping material) is not susceptible to SCC. For susceptible material, t\u2081 will be used. Planar flaws in the outer 25% of the base metal thickness will meet the design analysis requirements of 2(b).", "negative": "If the life of the overlay is less than the length of the inspection interval, this requirement will ensure that the overlay is examined prior to the end of the life of the overlay. This requirement is more"}
{"query": "aircraft impact design requirements", "positive": "Design features must be DEMONSTRATION and related functional design criteria defined such that, with limited use of operator actions, one or more physical barriers are maintained to limit the release of radionuclides from reactor systems, waste stores, or other significant inventories of radioactive materials assuming the impact of a COMMERCIAL REGIONAL COMMUTER SIZED large commercial aircraft.", "negative": "The Federal government must provide for measures to prevent or minimize the likelihood of seizure of a large commercial aircraft as well as appropriately deal with any such seizures."}
{"query": "The inspection plans designed in accordance with ASME Code, Section XI ensure compliance with established safety standards.", "positive": "The examinations and tests meet the Inspection Plan as required by the ASME Code, Section XI; and the repair/replacement activities and evaluations supporting the completion of B2R22 conform to the requirements of Section XI.", "negative": "The Byron Generating Station has continuously operated since its commercial service date in 1985."}
{"query": "The NRC specifies minimum cooling times based on the enrichment of uranium in fuel assemblies.", "positive": "Minimum Cooling Time (years) is a critical factor that is determined by the enrichment wt % 235U (E) of the fuel assembly, as outlined in the loading tables.", "negative": "The documentation also outlines various safety measures that must be implemented during the construction and operation of the nuclear facility."}
{"query": "The testing protocols must ensure that all safety measures meet the established criteria for plant operations.", "positive": "1.2 These programs include criteria for determining when testing is required, such as proof tests before installation, pre-operational tests, post-maintenance tests, post-modification tests, in-service tests, and operational tests (such as surveillance tests required by Plant Technical Specifications), to demonstrate that performance of plant systems is in accordance with design.", "negative": "1.5 The initial start-up test program is planned and scheduled to permit safe fuel loading and start-up; to increase power in safe increments; and to perform major testing at specified power levels."}
{"query": "What is the purpose of a construction permit in nuclear power plants?", "positive": "The purpose of the construction permit is to ensure that the proposed facility is designed and constructed in accordance with applicable regulations and safety standards.", "negative": "In the report, the adverse effects of environmental factors on the construction process must be evaluated accurately to ensure compliance with the regulatory requirements."}
{"query": "safety goals for nuclear power plants", "positive": "The Commission\u2019s policy statement on \u201cSafety Goals for the Operations of Nuclear Power Plants,\u201d issued in 1986 (Volume 51 of the Federal Register [FR], page 30028 [51 FR 30028]; August 21, 1986), presents a risk-informed philosophy for the NRC staff to use in its regulatory reviews of proposed actions that may affect commercial nuclear power reactors.", "negative": "In February 1981, Executive Order (EO) 12291, \u201cFederal Regulation,\u201d directed executive agencies to prepare a cost-benefit impact analysis for all major rules and stated that cost-benefit actions should be based on adequate information about the need for and consequences of proposed actions."}
{"query": "The U.S. Nuclear Regulatory Commission must evaluate the financial capacity for decommissioning as part of the licensing process.", "positive": "Pursuant to Title 10 of the Code of Federal Regulations (10 CFR) 50.75(e)(1)(iii)(C), \u201cReporting and Recordkeeping for Decommissioning Planning,\u201d and Appendix E to 10 CFR Part 30, \u201cCriteria Relating to Use of Financial Tests and Self-Guarantee for Providing Reasonable Assurance of Funds for Decommissioning by Nonprofit Colleges, Universities, and Hospitals,\u201d the applicant shall demonstrate financial assurance for decommissioning.", "negative": "The NRC staff expects to complete this review by September 30, 2025."}
{"query": "The redundant reactivity control system is designed to offer an alternative mechanism for shutting down the reactor during scenarios where the reactor protection system fails, while continuously monitoring key reactor parameters.", "positive": "The RRCS is designed to provide a redundant and diverse method of shutting down the reactor, in the unlikely event that the RPS does not scram the reactor as a result of an anticipated operating transient.", "negative": "The electric Class 1E refers to systems and components that are important to safety but do not contribute to the control of the reactor during normal operations."}
{"query": "What is the process for submitting a regulatory audit summary report?", "positive": "Upon completion of the audit, the regulatory audit summary report will be placed into ADAMS within 90 days of the completion of the audit or before the regulatory action that the audit supports is completed, whichever is shorter.", "negative": "If the NRC staff identifies information during the audit that is needed to support its regulatory decision, the NRC staff will issue requests for additional information to the licensee as soon as possible after the end date of the audit."}
{"query": "The NRC monitors various aqueous samples to evaluate the presence and concentrations of specific chemicals.", "positive": "Total Alkalinity determined in the sample was recorded at a concentration of 120 mg/L, indicating a measure of the sample's ability to neutralize acids.", "negative": "The sample was received on 07/19/24 and was analyzed by the laboratory to determine compliance with relevant environmental standards."}
{"query": "The identification of key assumptions is critical to the risk-informed decision-making process.", "positive": "An assumption is labeled key when it may influence (i.e., have the potential to change) the decision being made. Therefore, a key assumption is identified in the context of an application.", "negative": "The PRA assumptions and modeling uncertainties that could potentially impact the risk-informed GSI-191 application were identified based on a review of the relevant PRA notebooks."}
{"query": "The analysis of data includes an assessment of minimum detectable concentrations (MDC).", "positive": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma).", "negative": "The project encompasses environmental restoration at the LaCrosse Boiling Water Reactor (LACBWR) site."}
{"query": "What are the overall transport fractions for debris types in a pressurizer compartment break?", "positive": "Table 3.e.6-20: Overall Transport Fractions for a Pressurizer Compartment Break (PBN1) includes various debris types and their corresponding transport fractions under operational conditions for Train A and Train B.", "negative": "The NRC requires extensive documentation and demonstration of compliance with safety regulations to ensure that the reactor design meets all technical specifications."}
{"query": "The program is designed to ensure that components with potential thermal aging are effectively monitored and evaluated to maintain safety standards during extended operation.", "positive": "The Thermal Aging Embrittlement of Cast Austenitic Stainless Steel (CASS) aging management program is a new condition monitoring program that will provide assurance that RCPB CASS components (i.e., pump casings) with the potential for significant thermal aging embrittlement continue to meet their specified intended functions.", "negative": "The reactor coolant system components are inspected in accordance with the American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME Code), Section XI."}
{"query": "Hermes Reactor", "positive": "- Hermes Reactor 50 MWth", "negative": "- reducing cost risk"}
{"query": "What does the Plant Protection System (PPS) entail?", "positive": "The Plant Protection System (PPS) Performance Specification outlines the requirements necessary for ensuring the effective operation and safety of the nuclear facility's protective measures.", "negative": "The reactor's thermal efficiency is determined by the temperature difference between the coolant and the core material."}
{"query": "Reactivity control during tests may be done under normal or abnormal conditions leading to significant evaluations according to specific sections of the guidelines.", "positive": "Reactivity manipulations may be conducted under normal or controlled abnormal conditions (refer to Section D.5.d) but must be significant per Section C.2.a of Appendix D.", "negative": "For new reactor facility licensees that use the ATC operator primarily for monitoring plant parameters, the chief examiner may place SRO I applicants in either the ATC or BOP position to best evaluate the SRO I in manipulating plant controls."}
{"query": "hydrostratigraphic classification", "positive": "Hydrostratigraphic Classification for the PSEG Site", "negative": "Track of PMH Producing Maximum Negative Surge"}
{"query": "What is the significance of the Zircaloy-Inconel eutectic reaction in nuclear safety?", "positive": "Unfortunately, to this day, nearly 40 years later, NRC\u2019s regulations still do not consider the Zircaloy-Inconel eutectic reaction that would, with high probability, occur at temperatures lower than 2200\u00b0F.", "negative": "All current designs of water reactors contain various components made from high-nickel and/or high-iron content alloys."}
{"query": "What challenges are associated with concrete aging in nuclear facilities?", "positive": "Loss of material (spalling, scaling)", "negative": "The NRC requires licensees to conduct exercises to ensure readiness in emergency situations."}
{"query": "What are the factors influencing hydrostatic and hydrodynamic loads in flood risk assessment?", "positive": "Hydrostatic and hydrodynamic loads are critical factors to consider in flood risk assessments, as they impact the structural integrity of facilities during flooding events.", "negative": "The NRC emphasizes the importance of maintaining effective communication strategies to ensure that all stakeholders are well-informed about safety measures."}
{"query": "sample container authentication", "positive": "6. Sample container labels present and legible", "negative": "### Notification of Variance\n- **Person Notified:**   \n- **Contacted By:**  \n- **Notify Date:**  \n- **Notify Method:**  \n- **Notify Comment:**  "}
{"query": "noble elemental organic aerosol", "positive": "Noble Elemental Organic Aerosol - 0.00000E+00 0.00000E+00 0.00000E+00 3.01262E-02", "negative": "Detailed model information at time (h) = 0.5000"}
{"query": "What is Neptunium-237 and its significance in nuclear regulatory filings?", "positive": "Neptunium-237 (Np-237) is a synthetic element that is used in nuclear materials and has implications for radiological assessments in nuclear regulatory contexts.", "negative": "Counting uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What guidelines are established for Anchor/Darling DDG valves regarding motor stall events?", "positive": "BWROG guidance for Anchor/Darling DDG valves needs to be followed in evaluating stem-disk connection weak link under a motor stall event.", "negative": "Some licensees have a weak link justification for the stem-disk connection for Anchor/Darling DDG valves that are determined to be non-susceptible, and do not require additional attention in response to the stem-disk connection failure issue."}
{"query": "NRC review standard RS-002", "positive": "This section describes conformance to the published draft NRC review standard RS-002 (Reference 1). Draft RS-002, Attachment 2 incorporates and clarifies NRC guidance from the Standard Review Plan (SRP). For each applicable SRP section listed, the corresponding SSAR section(s), and a statement of conformance are provided.", "negative": "The table includes sections on population distribution and evaluations, confirming specific criteria as necessary for the site assessment."}
{"query": "groundwater quality degradation", "positive": "Xcel Energy finds that impacts from groundwater quality degradation resulting from water withdrawals for the proposed SPEO are SMALL.", "negative": "Impingement occurs when organisms are held against the intake screen or netting placed within intake canals."}
{"query": "nuclide minimum detectable activity", "positive": "The nuclide MDA (Minimum Detectable Activity) is a crucial metric that defines the lowest level of activity (in pCi/grams) of a radionuclide that can be reliably detected in a given sample.", "negative": "The activity of K-40 is measured at 5.23E+00 pCi/grams, with a minimum detectable activity (MDA) of 4.74E-01 pCi/grams."}
{"query": "The NRC is conducting an audit to review the license amendment request for the digital instrumentation and controls at the Limerick site.", "positive": "The audit will consist of a series of open or partially closed public meetings using video conferencing tools and an online portal (also known as electronic portal, ePortal, electronic reading room, or eDocs web portal).", "negative": "If you have any questions, please contact me by telephone at 301-415-2871 or by e-mail to michael.marshall@nrc.gov or Bhagwat \u201cBP\u201d Jain by telephone at 301-415-6303 or by e-mail to bhagwat.jain@nrc.gov."}
{"query": "time-limited aging analyses", "positive": "Each DNPS TLAA has been evaluated for the subsequent period of extended operation. Each evaluation contains the following information: TLAA Description, TLAA Evaluation, and TLAA Disposition.", "negative": "This evaluation provides the basis for the disposition, which falls into one of the three disposition categories described below."}
{"query": "The average enrichment of uranium-235 in the initial assembly is critical for reactor safety and efficiency.", "positive": "Initial Assembly Avg. Enrichment wt % \u00b2\u00b3\u2075U (E)", "negative": "The minimum initial assembly average enrichment is crucial for ensuring optimal fuel performance."}
{"query": "What is the importance of debris margins in nuclear reactor safety evaluations?", "positive": "The values in Table 2 are similar to the debris limits and margins for a deterministic design basis. These values can be used to perform a prompt operability determination following discovery of an unanalyzed debris source.", "negative": "The maximum transported quantity of ThermoLag debris for breaks up to 10 inches is slightly greater than the tested quantity due to rounding differences and is reported as no margin."}
{"query": "The table presents various characteristics of different nuclides, including their energy values and yields.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|--------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| EU-152       | 344.28       | 26.60     | -8.43E-02            | 1.40E-01                 | 1.70E-01              |", "negative": "The reactor uses a series of complex safety systems to ensure operational integrity and minimize potential risks to the environment."}
{"query": "The ultimate parent company will be US Athens SpinCo Corp., which will own a significant share of the joint venture related to the ConverDyn operations.", "positive": "The indirect transfer of control will occur when Honeywell transfers its ownership of HES to NewCo Corp.", "negative": "After the close of the transaction, US Athens SpinCo Corp. will be a publicly traded Delaware corporation."}
{"query": "How do facility licensees ensure that their simulation models maintain accuracy over time?", "positive": "Facility licensees that maintain a simulation facility must demonstrate continued assurance of simulator fidelity by conducting performance testing in a manner sufficient to ensure that simulator fidelity has been demonstrated and met (10 CFR 55.46).", "negative": "If the re-evaluation reveals significant modeling problems with the previous model and the model had been used to negatively train operators, then reactor safety may have been impacted."}
{"query": "What is a significant basic event in nuclear risk assessment?", "positive": "A basic event (i.e., equipment unavailabilities and HFEs) or risk contributor whose Fussell-Vesely importance measure value is greater than 0.005 or the risk-achievement worth importance measure value is greater than 2.", "negative": "See the definition for 'current good practice.'"}
{"query": "What is the capacity of the Coneross Creek Wastewater Treatment Plant?", "positive": "The Coneross Creek Wastewater Treatment Plant has a capacity of 7.8 million gallons per day (mgd) (0.3 cubic meters/second [m\u00b3/sec]) and an average daily flow of 3 mgd (0.1 m\u00b3/sec) (Oconee County 2020-TN967).", "negative": "The Oconee County also collects taxes and their disbursement for the Keowee Key Fire District and the Oconee County School District."}
{"query": "design-basis hazard event", "positive": "A. The current design-basis hazard event has mean frequency less than \\(10^{-5}/year\\), and the mean value of the conditional core damage probability (CCDP) is assessed to be less than \\(10^{-1}\\).", "negative": "Table E4-1 provides the external hazards evaluated, identifies the applicable screening criteria, summarizes the evaluation, and provides a disposition for the RICT Program."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process requires several detailed submissions to ensure compliance with regulatory safety standards and public health considerations.", "negative": "The cooling system uses a combination of water and air to maintain optimal temperatures within the reactor core."}
{"query": "What is ISG 06 in the context of nuclear licensing?", "positive": "ISG 06 \"Licensing Process,\" Revision 2 provides guidance on the regulatory processes related to digital instrumentation and controls in nuclear facilities.", "negative": "The meeting will include introductions from NRC and NEI and will feature presentations by NEI on relevant topics."}
{"query": "The proposal to extend the activation timeframes for emergency response ensures that more qualified personnel can be deployed during critical situations.", "positive": "1) Extension of facility activation requirements for the TSC and OSC from 60 minutes to 90 minutes, and for the CERC from 75 minutes to 90 minutes, following declaration of an emergency event classified as an Alert or higher: The proposed changes revise the SPS license by extending augmentation response timeframes for the augmented ERO.", "negative": "Figure 5.5.c, \u201cRadiation Protection Organization,\u201d deleted figure. Radiological Protection (RP) responders incorporated into TSC, OSC, and CERC figures to better reflect response in each facility."}
{"query": "What is atmospheric stability classification in nuclear safety assessments?", "positive": "Atmospheric stability classification is essential for understanding the dispersion of airborne pollutants and is categorized into different classes based on factors such as wind speed and direction.", "negative": "The diagrams depict various environmental parameters aggregated over time, providing insights into general weather patterns but not specifically related to nuclear safety."}
{"query": "Licensees are required to submit a financial assurance plan if their possession limit exceeds the maximum amount prescribed by Section 30.35.", "positive": "If the license\u2019s possession limit exceeds the quantity for which Section 30.35 prescribes the maximum $1,125,000 fixed amount of financial assurance, the licensee must submit a decommissioning funding plan (DFP) based on the expected actual cost of decommissioning.", "negative": "The decommissioning process involves various steps, including site assessment, dismantling of structures, and disposal of radioactive waste."}
{"query": "Stakeholder engagement is critical for ensuring compliance with regulatory standards during nuclear reactor developments.", "positive": "Topics, such as considerations for environmental reviews, streamlining back-end administrative processes, and considerations for how design changes may be addressed.", "negative": "To see information regarding previously held periodic advanced reactor stakeholder public meetings, please visit the NRC\u2019s public website at https://www.nrc.gov/reactors/new-reactors/advanced/stakeholder-engagement/meetings.html."}
{"query": "Licensees must evaluate their system performance under various loading conditions and power factors to ensure reliability.", "positive": "The capability curves provide a graphical representation of the performance characteristics of generators at different power factors and kilowatt outputs.", "negative": "The generator operates at 1800 RPM and requires a hydrogen pressure of 60 PSIG for optimal performance."}
{"query": "reasonably foreseeable harm disclosure", "positive": "Reasonably Foreseeable Harm. The FOIA Improvement Act of 2016 amended the FOIA as follows (5 USC 552(a)(8)): (A) An agency shall\u2014 (i) withhold information under this section only if\u2014 (I) the agency reasonably foresees that disclosure would harm an interest protected by an exemption described in subsection (b); or (II) disclosure is prohibited by law; and (ii) consider whether partial disclosure of information is possible whenever the agency determines that a full disclosure of a requested record is not possible; and (II) take reasonable steps necessary to segregate and release nonexempt information.", "negative": "After the 2003 Columbia shuttle disaster, the National Aeronautics and Space Administration (NASA) created a dissent resolution process with a broad mandate: Any \u201csubstantive disagreement with a decision or action that an individual judges is not in the best interests of NASA\u201d can qualify."}
{"query": "regulatory guidance on radiation exposure limits", "positive": "And so both of those things are being considered in the guidance that we put out, and 1 rem over a month is not a life-threatening dose. But it is a dose at which EPA, NRC, other federal regulators will start to consider relocating those populations. That criteria is 500 millirems a year.", "negative": "But it was a first step in changing a policy that's been in place for, you know, sixty-some years."}
{"query": "The activity levels measured in microcuries per milliliter are critical for understanding the safety of nuclear materials.", "positive": "Activity (Units - 10^-14 \u00b5Ci/ml) measures the radiation emitted from a sample, which is essential for assessing safety in nuclear operations.", "negative": "The monthly breakdown of activities is recorded to ensure consistent monitoring of reactor performance."}
{"query": "What is the identified leak rate for the Clinton nuclear facility?", "positive": "Identified leak rate of Clinton: less than 3.5 gpm.", "negative": "Assumed actuation due to: Inadequate overpressure condition."}
{"query": "What are the requirements for conducting a safety review for a nuclear reactor license?", "positive": "The NRC requires that applicants submit sufficient information to demonstrate that the proposed activities will not unduly endanger the health and safety of the public.", "negative": "During initial testing, the temperature of the coolant fluid was measured at various intervals to ensure system efficiency."}
{"query": "The maximum allowable concentration for each radionuclide in the discharge canal has been calculated considering constant discharge rates and the properties of the mixture flowing from the Waste Heat Treatment Facility.", "positive": "The maximum permissible release rate based on MPC values from the waste disposal system of each radionuclide in the mixture was calculated using Equation 11.2-14.", "negative": "Groundwater movement is described in Section 2.4.13."}
{"query": "upgrade of instrumentation and control systems", "positive": "This License Amendment Request proposes changes to the Technical Specifications related to the upgrade of the Instrumentation and Control System for the Armed Forces Radiobiology Research Institute TRIGA Reactor.", "negative": "The Armed Forces Radiobiology Research Institute performs various research initiatives aimed at enhancing medical responses to nuclear threats."}
{"query": "What is the role of the DWM System in fire protection for nuclear plants?", "positive": "The DWM System provides makeup water to the ICS during certain fire scenarios.", "negative": "The license renewal boundary drawings include numerous sheets that detail the physical layout and safety features of the facility."}
{"query": "The NRC mandates inspections of ventilation components to ensure they function effectively during operations.", "positive": "Heat Exchanger \u2013 (CCSW Pump Cubicle Cooler) Fins, which are made of Aluminum Alloy, serve the intended function of heat transfer, particularly in an environment subject to external condensation, where aging effects like loss of material and reduction of heat transfer must be managed through various programs including one-time inspections.", "negative": "The components in the open-cycle cooling water system are subject to loss of material and require specific aging management programs."}
{"query": "What is a Seismic Margins Analysis in the context of nuclear safety?", "positive": "The Seismic Margins Analysis (SMA) is one of the options for evaluating a plant's seismic capabilities and ensuring its safety under seismic events.", "negative": "The Fire PRA is a critical component that assesses the potential risks and safety measures associated with fire hazards in nuclear facilities."}
{"query": "construction permit licensing", "positive": "The NRC staff is reviewing a construction permit (CP) application submitted by TerraPower, LLC (TerraPower), on behalf of US SFR Owner, LLC, a wholly owned subsidiary of TerraPower, for the proposed Kemmerer Power Station Unit 1.", "negative": "The application and additional information is also available on the NRC\u2019s public website at [Terrapower Project](https://www.nrc.gov/reactors/new-reactors/advanced/who-were-working-with/applicant-projects/terrapower.html)."}
{"query": "The submission includes various updates regarding safety analysis and licensee responsibilities.", "positive": "The Updated Final Safety Analysis Report (UFSAR) is a comprehensive document that outlines the safety evaluations conducted for the McGuire Nuclear Station and includes critical information essential for regulatory compliance.", "negative": "The NRC\u2019s evaluation process also considers environmental impacts and public safety measures that are to be upheld during all operations."}
{"query": "The NRC monitors the performance of safety systems to ensure they function correctly during accidents that could cause core damage.", "positive": "Generic Safety Issue (GSI)-191 was raised by the United States Nuclear Regulatory Commission (NRC) to ensure that post-accident debris blockage will not impede or prevent the operation of the emergency core cooling system (ECCS) or containment spray system (CSS) in recirculation mode at pressurized water reactors (PWRs) during loss of coolant accidents (LOCAs) or other high energy line break (HELB) accidents that would require recirculation.", "negative": "Acceptance criteria were developed to identify the postulated breaks that contribute to an increase in risk."}
{"query": "What is the significance of the EALF in nuclear reactor safety assessments?", "positive": "The Equivalent Anti-Lethal Dose Factor (EALF) is a measure used to assess the radiological safety of nuclear systems, allowing for comparisons between different fuel types and configurations.", "negative": "Figure 12 illustrates the relationship between knorm and the weight percentage of uranium-235 in the fuel matrix."}
{"query": "The instruments for primary containment isolation must be fully functional before implementing the RICT Program at Fermi 2.", "positive": "One or more required channels inoperable.<br>SSCs are not modeled. The model will be updated to include these SSCs prior to exercising the RICT program for this TS. The PRA Success Criteria will match the Design Success Criteria.", "negative": "All issues identified below will be addressed and any associated changes will be made, focused-scope peer reviews will be performed on changes that are PRA upgrades as defined in the PRA standard (ASME/ANS RA-Sa-2009, as endorsed by RG 1.200, Revision 2), and any findings will be resolved and reflected in the PRA of record prior to the implementation of the RICT Program."}
{"query": "What is the purpose of the Faulted topical report ANP-10337?", "positive": "The Faulted topical report (ANP-10337, Reference 8) defines the criteria and method for analyzing the fuel assembly structural response to externally applied dynamic excitations (i.e. operating basis earthquake (OBE), safe shutdown earthquake (SSE), and LOCA), and is explicitly referenced in the GAIA topical report (ANP-10342, Reference 1).", "negative": "Reference 15 (ARITA topical report) and Reference 14 (AREA topical report) replace BAW-10231P-A, Revision 1, 'COPERNIC Fuel Rod Design Computer Code', for the overheating of fuel pellets SAFDL (see item 8.2.3 of Table 4-1)."}
{"query": "The flow of energy through the system is computed as a function of mass flow and enthalpy.", "positive": "Energy Flow (BTU/sec) is calculated by multiplying the Mass Flow (lbm/sec) with the Average Enthalpy (BTU/lbm).", "negative": "The chart indicates various measurements of time, mass flow, energy flow, and average enthalpy."}
{"query": "What is the acceptable ECCS performance for LWRs?", "positive": "the acceptable ECCS performance for LWRs.", "negative": "CHAIR BALLINGER: Yeah, I think three we've done --"}
{"query": "What is the purpose of AMP XI.M29 in managing aluminum tanks?", "positive": "Aluminum tanks (within the scope of AMP XI.M29, \"Outdoor and Large Atmospheric Metallic Storage Tanks\") will be used to manage loss of material due to pitting, crevice corrosion.", "negative": "Not Applicable. There are no stainless steel, nickel alloy underground piping, piping components, or tanks in Steam and Power Conversion. See Subsection 3.4.2.2.3."}
{"query": "What is the process of nondestructive examination (NDE) in nuclear work?", "positive": "Each MISTRAS location performs a variety of Nondestructive Examination. NDE personnel are qualified as described in Section 14 of this checklist.", "negative": "Are procedural controls adequately implemented? YES \u2611\ufe0f or NO \u2610 (describe in Findings/Deficiencies current section above) or N/A \u2610"}
{"query": "regulatory inspection reports for nuclear reactors", "positive": "The Integrated Inspection Report for the Sequoyah Nuclear Plant, including the details of inspections conducted and their findings, provides a comprehensive assessment of compliance with regulatory requirements as of January 28, 2025.", "negative": "The ADAMS accession number assigned to this document is ML25024A182, indicating it can be found in the NRC document repository for public access."}
{"query": "pressurized thermal shock analysis", "positive": "Unit 1 Reactor Vessel Values for Analysis of Potential Pressurized Thermal Shock Events provide critical parameters for evaluating the integrity of the reactor vessel under thermal stress conditions during operational transients.", "negative": "The Steam Generator Quality Assurance Program outlines the procedures and standards for maintaining the reliability and safety of steam generators in nuclear power plants."}
{"query": "The operational requirements and safety measures tailored for the facility are outlined in the updated Technical Specifications.", "positive": "The Technical Specifications (Appendix A) and the Environmental Protection Plan (Appendix B), as revised through Amendment No. 326, are hereby incorporated in the renewed license.", "negative": "This license amendment is effective as of its date of issuance and shall be implemented within 90 days from the date of issuance."}
{"query": "boron recycle system", "positive": "Figure 9-110 illustrates the flow diagram of the Boron Recycle System (NB), which outlines the connections and processes involved in managing boron within the reactor.", "negative": "The document outlines various safety protocols that ensure the reliability and integrity of the reactor's containment structure during normal and emergency operations."}
{"query": "Nuclear facilities are mandated to assess their groundwater monitoring programs regularly.", "positive": "The groundwater monitoring program must ensure that any potential release of radioactive materials is detected and reported in compliance with NRC regulations.", "negative": "Regular inspections are crucial to ensure the structural integrity of the facility and the safety of its operations."}
{"query": "The NRC\u2019s guidance specifies the proper handling of security-related sensitive information to maintain safety and security standards.", "positive": "NRC's Regulatory Issue Summary (RIS) RIS 2005-31 provides criteria to identify security-related sensitive information and guidance for handling and marking of such documents.", "negative": "A copy of this letter will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s ADAMS, accessible from the NRC Web site at [NRC ADAMS](https://www.nrc.gov/reading-rm/adams.html)."}
{"query": "nuclear licensing terminology", "positive": "Nuclear licensing refers to the process by which entities obtain permission from regulatory agencies, like the NRC, to build, operate, or modify nuclear facilities and ensure compliance with safety regulations.", "negative": "The development of modern manufacturing techniques has led to the production of materials with enhanced properties that can meet the demanding specifications of various industries."}
{"query": "The NRC evaluates potential consequences of accidents in nuclear plants before approving licenses.", "positive": "In evaluating new information concerning severe accident consequences, the NRC considers potential consequences of extreme events that could result in significant radiation exposure to the public.", "negative": "Xcel Energy has provided a response regarding the requirements for environmental analysis under 10 CFR 51.45(c) in their license renewal application."}
{"query": "nuclide yield measurements", "positive": "CS-137 has a yield of 85.12%, indicating the percentage of decay events that produce this specific nuclide in a nuclear reaction.", "negative": "The table displays various measurements for numerous nuclides, each providing detailed characteristics such as energy levels and activity rates in the context of radiation detection."}
{"query": "What constitutes NAC Proprietary Information in regulatory filings?", "positive": "NAC makes this application for withholding of proprietary information based upon the exemption from disclosure set forth in: the Freedom of Information Act (\u201cFOIA\u201d); 5 USC Sec. 552(b)(4) and the Trade Secrets Act; 18 USC Sec. 1905; and NRC Regulations 10 CFR part 9.17(a)(4), 2.390(a)(4), and 2.390(b)(1) for \u201ctrade secrets and commercial financial information obtained from a person, and privileged or confidential\u201d (Exemption 4).", "negative": "Affiant has reviewed the information described in Item 2 and is personally familiar with the trade secrets and privileged information contained therein, and is authorized to request its withholding."}
{"query": "What is the method for inspecting CEA shroud bolts under aging management?", "positive": "Non-qualified visual inspection of the CEA shroud bolts for management of material due to wear and potential loss of preload due to ISI/RC no later than two refueling outages from the beginning of the license renewal period.", "negative": "Comments are akin to those for the UIA fuel alignment plates in Item C10."}
{"query": "The precision of the indication systems for control rods is critical to ensure safe reactor operations.", "positive": "The RPI System provides an accurate indication of actual control rod position, but at a lower precision than the step counters. This system is based on inductive analog signals from a series of alternating primary and secondary coils spaced along a hollow tube. The normal indication accuracy of the RPI System is \u00b1 6 steps (\u00b1 3.75 inches), and the maximum uncertainty is \u00b1 12 steps (\u00b1 7.5 inches).", "negative": "The acceptance criteria for rod position indication is that rod positions must be known with sufficient accuracy in order to verify the core is operating within the given sequence, overlap, design peaking limits, ejected rod worth, and minimum SDM (LCO 3.1.6, \"Shutdown Bank Insertion Limits,\" and LCO 3.1.7, \"Control Bank Insertion Limits\")."}
{"query": "What is the importance of nuclear regulatory filings?", "positive": "Regulatory filings are essential for ensuring compliance with safety standards and implementing safety measures in nuclear facilities.", "negative": "McKinley County has a median household income of $40,108, which is significantly lower than the statewide median."}
{"query": "emergency source acceptance light", "positive": "An EO reports the 'EMERGENCY SOURCE ACCEPTED' light on the Unit 2 ESS ABT is NOT lit.", "negative": "Unit 1 is in at 100% power."}
{"query": "Could construction activities lead to changes in bat behavior, affecting their feeding and sheltering routines?", "positive": "Construction or refurbishment and other site activities, including site maintenance and infrastructure repairs, could prompt behavioral changes in bats.", "negative": "The proposed action would not involve forest conversion or management and would generally not disturb existing forested habitat on the site."}
{"query": "What is a Small Break Loss-of-Coolant Accident (SBLOCA)?", "positive": "The Small Break Loss-of-Coolant Accident (SBLOCA) is a design basis accident that occurs when a small break in the primary coolant system allows water to escape and can affect the cooling of the reactor core.", "negative": "The Reactor Coolant System (RCS) is designed to transport heat away from the reactor core, ensuring that the temperature remains within safe operational limits."}
{"query": "source term in nuclear safety calculations", "positive": "Source Term: - 1: 8.250E-01 - c:\\program files (x86)\\vadrad3.03\\defaults\\gfr11612.inp - D:\\tsum\\2020\\LCA\\BRW LOCA.rft - 0.00000E+00", "negative": "End of Plant Model File"}
{"query": "The regulations mandate that during normal operations, the oxygen levels within the primary containment must remain at or below 4 percent by volume.", "positive": "Title 10 of the Code of Federal Regulations (10 CFR) Section 50.44, \u201cCombustible gas control for nuclear power reactors,\u201d states that for a plant with an inerted containment atmosphere, the oxygen concentration in the primary containment is required to be maintained below 4 percent by volume during normal plant operation.", "negative": "During a loss-of-coolant accident, pressure increase in the drywell leads to a series of events where steam and gases are vented into the suppression pool, mitigating the pressure in the drywell."}
{"query": "nuclear probe testing results", "positive": "The logging mode used during the probe testing was set to '1', which indicates a specific operational state in the data collection process.", "negative": "The serial number of the probe model used in the tests was 357439, ensuring traceability and compliance with regulatory standards."}
{"query": "The NRC mandates that all licensees submit detailed safety evaluations for significant changes in their operational processes.", "positive": "The regulatory framework requires that any alterations to a licensed activity, including but not limited to operational changes, must undergo thorough safety evaluations and be submitted to the NRC for review.", "negative": "Advanced nuclear reactors utilize passive safety systems which rely on natural phenomena to ensure their safety during operational conditions."}
{"query": "confidential commercial information in nuclear licensing", "positive": "The basis for proposing that the information be withheld is that NuScale treats the information as a trade secret, privileged, or as confidential commercial or financial information.", "negative": "The information is of a sort customarily held in confidence by NuScale and, to the best of my knowledge and belief, consistently has been held in confidence by NuScale."}
{"query": "nuclear safety affidavit", "positive": "I declare that the averments of fact set forth in this Affidavit are true and correct to the best of my knowledge, information, and belief.", "negative": "Executed on: 9/18/2024"}
{"query": "plume exposure emergency planning zone", "positive": "...which includes participation by each State and local agency within the plume exposure EPZ that have not been tested in a previous exercise.", "negative": "An exercise scenario, simulating a radiological release to the environment, was developed and conducted using procedure NMP-EP-303 (Reference 3)."}
{"query": "automatic pressurizer PORV actuation", "positive": "The automatic PORV opening logic is satisfied when two-out-of-four (2/4) pressurizer pressure channels exceed their setpoint.", "negative": "Automatic actuation logic and actuation relays consist of the same features and operate in the same manner as described for Function 1.b, except that the LCO is not applicable in MODE 4 as discussed below for Function 9.b."}
{"query": "Nuclear reactors must be designed to withstand various environmental conditions and operational stresses to ensure safety.", "positive": "The design of the reactor must account for potential natural and man-made hazards to protect the integrity of the plant.", "negative": "The financial impact of regulatory changes can significantly affect the operational budget of a facility, leading to potential delays in project timelines."}
{"query": "What measures are taken to mitigate noise impacts during construction for nuclear projects?", "positive": "As a result of the remote location of the project areas and the low population density of the surrounding area, noise impacts are expected to be SMALL.", "negative": "NuFuels will implement a hearing conservation program to ensure that proper PPE is worn and engineering controls are in place to protect workers from potentially damaging noise."}
{"query": "The NRC mandates that when license conditions are not satisfied, corresponding corrective actions must be taken as outlined in the procedure.", "positive": "This example represents a more complicated use of logical connectors. Required Actions A.1, A.2, and A.3 are alternative choices, only one of which must be performed as indicated by the use of the logical connector \"OR\" and the left justified placement.", "negative": "The chemical composition of materials used in reactor construction is critical for ensuring structural integrity and safety during operation."}
{"query": "What analytical methods are used for isotopes like Am241 and Pu238 in nuclear safety reports?", "positive": "**Analytical Method:** DOE EML HASL-300, Am-05-RC Modified", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "nuclear decay levels", "positive": "The decay level (pCi/M\u00b2) represents the radioactivity concentration measured for a specific nuclide, indicating the presence of nuclear materials in terms of picocuries per square meter.", "negative": "K-40 is a naturally occurring isotope of potassium that is found in various concentrations in soil and other environmental materials."}
{"query": "The NRC evaluates alternatives to the relicensing of the Oconee Station and assesses the environmental impacts of each option.", "positive": "As part of its environmental review, the NRC is required to consider alternatives to SLR and evaluate the environmental impacts associated with each alternative.", "negative": "Duke Energy\u2019s environmental report was supplemented with additional data from various governmental consultations."}
{"query": "nuclear licensing regulations", "positive": "Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d", "negative": "Sincerely, Signed by Blamey, Alan on 02/12/25"}
{"query": "What is the significance of safety-related systems in nuclear reactors?", "positive": "Safety-related systems in a nuclear facility are designed to control and safely shut down the reactor in the event of an emergency, ensuring the protection of public health and safety.", "negative": "The dimensions of components used in the construction of reactors must adhere to stringent standards to ensure structural integrity."}
{"query": "energy peak analysis", "positive": "| F        | 76.48       | 147 - 159 | 153.51   | 6.43E+02       | 83.71          | 1.96E+03             | 3.08              |", "negative": "| M        | 87.18       | 171 - 192 | 174.91   | 1.27E+02       | 54.52          | 1.60E+03             | 2.16              |"}
{"query": "minimum detectable concentration", "positive": "MDC refers to Minimum Detectable Concentration, which is the lowest concentration of a substance that can be reliably distinguished from the background noise level.", "negative": "The report date for this analysis is August 15, 2019, and the sample was collected under Client Sample ID: L1-SUB-TNK-AJGS-001-SB."}
{"query": "What is the significance of deposition lambda in nuclear safety assessments?", "positive": "- Deposition Lambda (1 / Hours) - Noble | Elemental Organic | Aerosol 0.00000+00 | 0.00000+00 | 6.00000+00", "negative": "Natural deposition - Powers' Model, Compartment 2 - Deposition Net DF - Noble | Elemental Organic | Aerosol 1.00000+00 | 1.00000E+00 | 1.00000E+00"}
{"query": "Strontium-90 measurement in soil samples", "positive": "| Parameter                      | Qualifier | Result   | Uncertainty       | MDC     | RL     | Units | PF | DF  | Analyst | Date       | Time | Prep Batch |\n|--------------------------------|-----------|----------|-------------------|---------|--------|-------|----|-----|---------|------------|------|------------|\n| Rad Gas Flow Proportional Counting | GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U    | 0.0116  | +/-0.0446 | 0.0829 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 |", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "activity concentration measurement", "positive": "Activity Concentration is reported in units of pCi/g Dry, representing the amount of radioactivity per gram of dry sample.", "negative": "The uncertainty associated with the measurements can significantly impact the interpretation of results, requiring careful analysis for regulatory compliance."}
{"query": "The NRC evaluates the potential consequences of not renewing the operating licenses for Oconee Station which would lead to the cessation of operations and decommissioning.", "positive": "The majority of nuclear power plant operations activities would cease with reactor shutdown.", "negative": "Some activities (e.g., security and oversight of spent nuclear fuel) would remain unchanged, whereas others (e.g., waste management, administrative work, laboratory analysis, surveillance, monitoring, and maintenance) would continue at reduced or altered levels."}
{"query": "What is the significance of a 6-mile radius in nuclear regulatory documents?", "positive": "The 6-mile radius around the nuclear facility is critical for emergency planning and response, as it helps define the areas that may be directly affected by radiological releases during potential accidents.", "negative": "The Mississipi River State Wild and Scenic Recreational District offers various activities for visitors, including fishing, hiking, and canoeing, which contribute to the ecological health of the area."}
{"query": "risk-informed categorization for nuclear reactors", "positive": "Risk-informed categorization is a methodology that allows for a more efficient prioritization of structures, systems, and components based on their safety significance and risk profile within a nuclear power plant context.", "negative": "The availability of documents related to regulatory history can support stakeholders in understanding changes to safety regulations over time."}
{"query": "What is the procedure for testing Core Spray A pump?", "positive": "When you take the shift, perform Core Spray A pump testing per ST-3PA, starting at step 8.7.6.", "negative": "The plant is operating at approximately 100% power."}
{"query": "spent fuel pool cooling system", "positive": "The Spent Fuel Pool Cooling System is designed to maintain the temperature of the spent fuel pool by removing heat generated from the spent fuel assemblies, ensuring safe storage conditions.", "negative": "The Flexible Hoses are designed to act as a leakage boundary in the plant, preventing unwanted fluid loss and maintaining system integrity."}
{"query": "peak cladding temperature in nuclear reactors", "positive": "The 2200\u00b0F (1204\u00b0C) peak cladding temperature (PCT) criterion was selected on the basis of Hobson\u2019s slow-ring-compression tests that were performed at 25-150\u00b0C. Samples oxidized at 2400\u00b0F (1315\u00b0C) were far more brittle than samples oxidized at <2200\u00b0F (<1204\u00b0C) in spite of comparable level of total oxidation.", "negative": "It is significant that \u201cThe History of LOCA Embrittlement Criteria\u201d states that \u201cthe 17%-ECR and 1204\u00b0C [PCT] criteria [of 10 C.F.R. \u00a7 50.46(b)] were primarily based on the results of post-quench ductility tests conducted by Hobson.\u201d"}
{"query": "license renewal environmental review", "positive": "The NRC\u2019s license renewal environmental regulations in Part 51 are based in large part on the analyses in its GEIS for license renewal, which summarizes the findings of a systematic inquiry into the potential environmental consequences of license renewal.", "negative": "Accordingly, the NRC promulgated a further requirement."}
{"query": "aging management programs in nuclear licensing", "positive": "The TLAA designation in the Aging Management Programs column indicates that cumulative fatigue damage due to fatigue for this component is evaluated in Section 4.3.", "negative": "Consistent with NUREG-2191 item for component, material, environment, and aging effect."}
{"query": "The NRC provides access to licensing documents through its online system known as ADAMS.", "positive": "In accordance with 10 CFR 2.390 of the NRC's \u201cAgency Rules of Practice,\u201d a copy of this letter and its enclosure will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s document system (ADAMS).", "negative": "Enclosure: Compensatory Measures"}
{"query": "dedicated outside air supply fans in nuclear plants", "positive": "DEDICATED OUTSIDE AIR SUPPLY FANS \u2013 2 IN NUMBER - OPERATE ON HIGH/LOW/DISABLED SELECTOR SWITCH.", "negative": "BULK FLOW CONTROL VALVE \u2013 LOCATED IN RETURN LINE."}
{"query": "radiological baseline studies", "positive": "Comprehensive radiological baseline studies were conducted at the Crownpoint and Unit 1 project areas in 1978 and 1980. The studies included determining the background dose from cosmic and terrestrial radiation via gamma scanning across the project areas.", "negative": "Cleanup of the Quivira Mines was included in the Tronox Settlement in 2014."}
{"query": "The systems responsible for regulating reactivity must ensure safe shutdown during both normal operations and foreseeable accidents.", "positive": "A minimum of two reactivity control systems or means shall provide: 1. A means of inserting negative reactivity at a sufficient rate and amount to assure, with appropriate margin for malfunctions, that the specified acceptable system radionuclide release design limits for the fission product barriers are not exceeded and safe shutdown is achieved and maintained during normal operation, including anticipated operational occurrences.", "negative": "Information incorporated into SFR-DC 26 per RG 1.232."}
{"query": "financial criteria for nuclear licensing", "positive": "The NRC staff reviewed CBR\u2019s Crow Butte surety estimate in accordance with requirements in 10 CFR Part 40, Appendix A, Criterion 9, \u201cFinancial Criteria\u201d and in License Condition 9.5 of Materials License SUA-1534.", "negative": "CBR estimated the cost to decommission and decontaminate the Crow Butte facility by an independent party at $51,383,364. This constitutes a decrease of $389,366 below the previous..."}
{"query": "What is the COBRA-FLX Critical Heat Flux correlation?", "positive": "The COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation provides a methodology for calculating the critical heat flux in nuclear reactor conditions, facilitating the evaluation of safety margins in reactor design.", "negative": "Table B-1 outlines several test assembly conditions that are crucial for understanding the performance of fuel assemblies under various operating scenarios."}
{"query": "What are the requirements for volumetric examinations according to ASME Code Case N-729-1?", "positive": "The visual and volumetric/surface examinations will use acceptance criteria set forth in ASME Code Case N-729-1 subject to the conditions in 10CFR Part 50.55a.", "negative": "Inspections will be controlled by site specific procedures. Engineering evaluations are performed in accordance with the station Corrective Action Program."}
{"query": "What is required for routine inspections of nuclear licensees?", "positive": "Routine inspections of licensees include important information such as Licensee Name, License Number, Program Codes, Priority (IMC 2800), Last Inspection Date or License Issuance Date (if initial inspection), Date Due, Date Performed, Amount of Time Overdue, and Date Inspection Findings Issued.", "negative": "14 candidates for Reciprocity Inspections (Priority 1, 2, & 3) were recorded for the period between Feb. 6, 2021 - Dec. 31, 2021, but no inspections were completed."}
{"query": "What are Lead Test Assemblies (LTAs) in nuclear licensing?", "positive": "This amendment request proposes to add a License Condition to Appendix D, \"Additional Conditions,\" of the Vogtle Unit 1 and Unit 2 Operating License that authorizes use of four Lead Test Assemblies (LTAs) to be placed in limiting core locations.", "negative": "According to 10 CFR 50.92, \"Issuance of Amendment,\" paragraph (c), a proposed amendment to an operating license involves no significant hazards consideration if operation of the facility in accordance with the proposed amendment would not:"}
{"query": "What constitutes NRC licensable material?", "positive": "Are any samples NRC licensable material?", "negative": "Yes - Wet ice was present in the shipment container(s)."}
{"query": "The NRC evaluates whether changes to technical specifications support the safety of nuclear reactors.", "positive": "NRC Regulatory Guide 1.200, \"Acceptability of Probabilistic Risk Assessment Results for Risk-Informed Activities,\" Revision 3, December 2020 (ADAMS Accession No. ML20238B871).", "negative": "NRC Regulatory Guide 1.174, \"An Approach for Using Probabilistic Risk Assessment in Risk-Informed Decisions on Plant-Specific Changes to the Licensing Basis,\" Revision 3, dated January 2018 (ADAMS Accession No. ML17317A256)."}
{"query": "What is the Auxiliary Feedwater system?", "positive": "In addition, given the worst case failure, the AFW is designed to supply sufficient makeup water to replace SG inventory loss as the RCS is cooled to less than 350\u00b0F at which point the Residual Heat Removal System may be placed into operation.", "negative": "At MPS 3, only two of the three available steam supplies are required to establish an OPERABLE steam supply system."}
{"query": "What is the function of the sump strainer in nuclear containment systems?", "positive": "The strainer modules (Tophats) are made of stainless steel perforated plate for straining debris from the water.", "negative": "The types of insulation used in the Containment are reflective or mass insulation as listed on Table 6-140."}
{"query": "nuclear material safety regulations", "positive": "This document outlines the regulatory framework established by the NRC to ensure the safety and control of nuclear materials.", "negative": "The office emphasizes the importance of public transparency and community engagement in all decision-making processes."}
{"query": "gamma spectrum analysis", "positive": "Peak Analysis Performed on: 1/15/2019 8:14:23 AM", "negative": "Sample Taken On: 1/15/2018 12:35:00 PM"}
{"query": "risk-informed categorization and treatment of structures", "positive": "The proposed LARs would adopt Technical Specifications Task Force (TSTF) Traveler TSTF-505, Revision 2, 'Provide Risk-informed Extended Completion Times, RITSTF [Risk-informed Technical Specifications Task Force] Initiative 4b' and adopt the provisions of Title 10 of the Code of Federal Regulations (10 CFR), section 50.69, 'Risk-informed categorization and treatment of structures, systems and components for nuclear power reactors.'", "negative": "The NRC staff will conduct the audit virtually via Teams using a licensee-established electronic portal available to NRC staff from the date of this letter through March 31, 2024, with formal audit meetings to be scheduled during this period, as needed."}
{"query": "high drywell temperature", "positive": "Knowledge of the interrelations between HIGH DRYWELL TEMPERATURE and the following: Drywell spray: Mark-I & II", "negative": "The importance rating of the knowledge and ability necessary for this examination is 3.7."}
{"query": "average enrichment of Uranium-235 in PWR fuel", "positive": "The table lists the Initial Assembly Avg. Enrichment wt % \u00b2\u00b3\u2075U (E) for WE 14x14 Fuel, which is critical for understanding the fuel's performance in a Pressurized Water Reactor (PWR).", "negative": "The loading table also includes burnup rates for various classifications of fuel assemblies, which describe the amount of energy extracted from the fuel during its operation."}
{"query": "Liftoff forces in nuclear safety analysis", "positive": "F = 1.20359 + 29.6901 log(T)", "negative": "The unit of measure for the force is in kilopounds per square inch, abbreviated as kIP, which is commonly used in engineering contexts."}
{"query": "heat transfer mechanism differences between Zircaloy and stainless steel", "positive": "that the heat transfer correlations derived from stainless steel clad heater rods are suitable for use with Zircaloy clad fuel rods", "negative": "Run 9573 was one of the four tests conducted with Zircaloy cladding in the PWR FLECHT test program; the assembly used in run 9573 incurred autocalytic (runaway) oxidation."}
{"query": "annual storage loss in reservoirs", "positive": "The annual storage loss is calculated based on the initial and final storage capacities of the reservoirs over a specified timespan, indicating the amount of water lost each year due to evaporation, seepage, or other factors.", "negative": "The Gilboa Dam is located in Schoharie County, New York, and supports various recreational activities for the community."}
{"query": "What is the minimum initial assembly average enrichment of uranium-235?", "positive": "Minimum Initial Assembly Avg. Enrichment wt % 235U (E)", "negative": "The NRC requires a review of the proposed technical specifications during the licensing process."}
{"query": "What is the Level 1 Probabilistic Risk Assessment (PRA) in the context of SAMA analysis?", "positive": "As part of its review of the Perry Plant SAMA analysis, NRC staff evaluates the applicant\u2019s treatment of internal events and calculation of core damage frequency in the Level 1 PRA model.", "negative": "Additionally, Table G1.3-2 shows that the seismic PRA peer review and the PRA modeling of offsite power recovery were performed to the ASME/American Nuclear Society (ANS) PRA Standard RA-Sb-2013."}
{"query": "The NRC mandates that licensees must conduct evaluations of safety systems...", "positive": "The Nuclear Regulatory Commission (NRC) has specific guidelines for the licensing process of nuclear reactors that ensure safety and compliance with regulatory standards.", "negative": "TerraPower, LLC has proposed a new approach to integrate advanced monitoring systems in its operations."}
{"query": "procurement document requirements", "positive": "The procurement documents specify the GEH requirements for the Supplier\u2019s reporting of nonconformances, including invoking the requirements of 10 CFR Part 21 if applicable.", "negative": "The program is applied to all phases of procurement and may require verification of activities of suppliers below the first tier."}
{"query": "The NRC mandates that licensees monitor contamination levels to ensure decontamination effectiveness.", "positive": "Frequent surveys of the decontaminated areas were essential to tracking the progress made to reduce contamination and to identify recontamination sources.", "negative": "Problems in establishing a rigorous database included: heterogeneity of containment building surfaces and coatings, irregular geometry of equipment surfaces, and heterogeneity of the contamination pathway and resulting deposition patterns."}
{"query": "The Surry Power Station's plan to classify the turbine building as resistant to tornadoes reflects a commitment to enhanced safety measures.", "positive": "NRC approval is requested to designate the SPS Units 1 and 2 Turbine Buildings as tornado-resistant structures in the SPS Updated Final Safety Analysis Report (UFSAR) under a different methodology and acceptance criteria than those defined for the other SPS tornado resistant (i.e., Tornado Protection \"T\") structures.", "negative": "The LAR has been reviewed and approved by the SPS Facility Safety Review Committee."}
{"query": "The monitoring of environmental conditions is essential for assessing the impact of effluent releases.", "positive": "The station's Meteorological Monitoring System provides the capability for predicting atmospheric effluent transport and diffusion.", "negative": "Installed in the Control Room are the necessary instrumentation readouts to assess station status under all conditions."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves multiple stages, including site approval, construction permits, and operational licensing, each regulated by the NRC to ensure safety and compliance with federal standards.", "negative": "The cooling system of a nuclear reactor must effectively remove heat to prevent overheating and maintain safe operational conditions during all phases of reactor operation."}
{"query": "The Makeup Water System is essential for supplying demineralized water required for various safety functions and normal reactor operations.", "positive": "The MWS supplies demineralized makeup water necessary for normal reactor coolant services, secondary system makeup, firewater, and miscellaneous plant uses including domestic and drinking water.", "negative": "The MWS includes the safety-related condensate storage tanks (CSTs)."}
{"query": "The NRC oversees the continuous improvement of regulatory processes in response to changing safety standards.", "positive": "The NRC is responsible for ensuring that all regulatory requirements are met regarding nuclear facility operations and safety protocols.", "negative": "OI adopted new software and investigative tools necessary to help the office successfully address evolving challenges in a post pandemic setting."}
{"query": "What are the key components of a nuclear reactor's cooling system?", "positive": "The primary cooling system at the Watts Bar Nuclear Plant consists of a closed loop system that circulates coolant through the reactor core to remove heat generated during nuclear fission.", "negative": "In the context of administrative processes, the NRC exam focuses on key regulatory measures that ensure the safe operation of nuclear facilities, including training and qualification of plant personnel."}
{"query": "The NRC mandates that all licensees must follow safety protocols during operations to protect public health and safety.", "positive": "The regulation of nuclear materials and the licensing of nuclear power plants are crucial to ensuring the safety and security of the nuclear industry.", "negative": "The power level during reactor operations is monitored continuously, and any fluctuations must be addressed by the control room staff."}
{"query": "nuclear safety analysis", "positive": "Nuclear safety analysis involves a systematic evaluation of potential risks and hazards associated with the operation of a nuclear reactor, focusing on prevention and mitigation strategies to protect public health and safety.", "negative": "The cooling system of a reactor operates by transferring heat away from the reactor core to prevent overheating and maintain safe operational conditions."}
{"query": "What is the significance of peak analysis in gamma spectrum analysis?", "positive": "Peak Analysis Performed on: 5/2/2019 5:07:25 PM", "negative": "Sample Size: 1.108E+03 grams"}
{"query": "what is NPCH in nuclear safety analysis?", "positive": "NPCH Reference Elevation (2) is 1972.07 ft.", "negative": "Suction line losses @ 4,760 gpm is 3.945 ft."}
{"query": "onset of nucleate boiling", "positive": "The onset of nucleate boiling (ONB) is the critical point at which small vapor bubbles begin to form on heated surfaces in the reactor coolant channel, influencing the heat transfer characteristics significantly.", "negative": "The axial flux distribution within the reactor core primarily depends on the position of the fuel assemblies and the design of the reactor itself."}
{"query": "aging management evaluations", "positive": "Consistent with NUREG-2191. The Structures Monitoring (B.2.1.33) program will be used to manage loss of sealing of elastomers in expansion joints, roofing, seals, gaskets, and moisture barriers (including caulking, flashing and other sealants) and supports associated with emergency diesel generator, HVAC system components, and other miscellaneous mechanical equipment (including support members, welds, bolted connections, and support anchorage to building structure) exposed to air - indoor uncontrolled, air - outdoor, and groundwater/soil in the Component Supports and Structural Commodity Group.", "negative": "Not Applicable. There are no sliding support bearings or surfaces for cable trays, conduit, HVAC ducts, tube track, instrument tubing, non-ASME piping and components, emergency diesel generator, HVAC system components, and other miscellaneous mechanical equipment exposed to air - indoor uncontrolled or air - outdoor in the Structures and Component Supports Grouping."}
{"query": "What are the implications of using alternative source terms in nuclear safety analyses?", "positive": "Revision 8 adds the GAIA source term as well as changes the ECCS leakage pathway files to correctly model the transport of iodine contained in the ECCS sump.", "negative": "Independent review complete, all comments resolved."}
{"query": "What is the E-Filing rule for NRC adjudicatory proceedings?", "positive": "All documents filed in NRC adjudicatory proceedings, including a request for hearing and petition for leave to intervene (petition), any motion or other document filed in the proceeding prior to the submission of a request for hearing or petition to intervene, and documents filed by interested governmental entities that request to participate under 10 CFR 2.315(c), must be filed in accordance with the NRC\u2019s E-Filing rule (72 FR 49139; August 28, 2007, as amended at 77 FR 46562; August 3, 2012).", "negative": "To comply with the procedural requirements of E-Filing, at least 10 days prior to the filing deadline, the participant should contact the Office of the Secretary by e-mail at hearing.docket@nrc.gov, or by telephone at 301-415-1677, to (1) request a digital identification (ID) certificate, which allows the participant (or its counsel or representative) to digitally sign submissions and access the E-Filing system for any proceeding in which it is participating; and (2) advise the Secretary that the participant will be submitting a petition or other adjudicatory document (even in instances in which the participant, or its counsel or representative, already holds an NRC-issued digital ID certificate)."}
{"query": "What is a primary containment air lock in nuclear facilities?", "positive": "The primary containment air lock is a safety feature designed to prevent the release of radioactive materials from the containment structure, ensuring that the conditions within the reactor remain stable and secure.", "negative": "To ensure the safety of the overall reactor system, it is important to monitor and control the temperature of the coolant used throughout the heat exchange processes."}
{"query": "What are the aging effects requiring management for the Equipment Access Lock components?", "positive": "The following aging effects associated with the Equipment Access Lock components require management: Cracking; Cracking; loss of bond; loss of material (spalling, scaling); Increase in porosity and permeability; cracking; loss of material (spalling, scaling); Increase in porosity and permeability; loss of strength; Loss of material (spalling, scaling) and cracking; Loss of material; Loss of preload.", "negative": "The materials of construction for the Vacuum Pipe Building components are: Concrete."}
{"query": "What is the chemical effects evaluation process for nuclear plants?", "positive": "Figure 3.o.2-1 highlights the Wolf Creek chemical effects evaluation process using the flow chart in Figure 1 of the March 2008 guidance (Reference 50).", "negative": "The applicable items in Figure 3.o.2-1 are blocks 2 through 5, 7 through 10, 12, 13, and 15 through 17."}
{"query": "nuclide identification report", "positive": "The Identification Report provides a comprehensive list of nuclides along with their respective identifiers, energy levels, yields, and activity measurements.", "negative": "The activity uncertainty is calculated based on statistical methods and reflects the confidence in the measurement values."}
{"query": "What are the critical conditions during a core offload operation in a nuclear plant?", "positive": "The following Annunciators alarm: 128-A, SFP LEVEL HI/LO; 184-B, SFP 0-RM-102/103 RAD HI; AUO reports Spent Fuel Pool Level is 747\u2019 6\u201d on Ultrasonic level indicator and slowly LOWERING.", "negative": "The VAPORSTREAM is NOT available due to IT patch update."}
{"query": "What is the standard process for referencing Technical Evaluation Reports in a Safety Evaluation?", "positive": "The NRC evaluates the quality of Technical Evaluation Reports (TERs) to determine their sufficiency for inclusion as references in Safety Evaluations (SEs).", "negative": "The Division of Operating Reactor Licensing oversees various licensing projects across different reactor types to ensure compliance with established safety regulations."}
{"query": "uranium compound material specifications", "positive": "Uranium Compound Material Specifications", "negative": "Compiled Summary of Results \u2013 [[ ]]"}
{"query": "The candidate should be familiar with the criteria for initiating reactor trips and safety injection mechanisms.", "positive": "State the setpoints, coincidence, blocks and permissives for all Reactor Trips and Safety Injections actuations.", "negative": "Technical References include documents like S2.OP-AB.NIS-0001 and S2.OP-SO.RPS-0001."}
{"query": "All devices must comply with the stipulations under 10 CFR Part 31, which governs generally licensed devices.", "positive": "Common generally licensed devices include self-luminous exit signs and fill level and flow gauges.", "negative": "You are receiving this notification, which includes the attached table(s) of applicable sections of the U.S. Nuclear Regulatory Commission's (NRC's) regulations, because you possess one or more generally licensed devices authorized under Title 10 of the Code of Federal Regulations (10 CFR Part 31)."}
{"query": "loss of feedwater flow", "positive": "The initiating event being modeled is a loss of feedwater flow.", "negative": "EC-116269 provides the NRELAP5 analysis supporting final safety analysis report (FSAR) Section 15.2.7 for the US460 standard design approval application (SDAA)."}
{"query": "316L stainless steel applications in nuclear engineering", "positive": "316L stainless steel is essential to U.S. Naval applications from ship parts to weapon systems.", "negative": "Additive manufacturing (AM), the stepwise construction of a part layer by layer, is used extensively with 316L and shows promise for use in the Navy."}
{"query": "compressive strength in nuclear construction", "positive": "E1, General Provisions, states that compressive strength is the lowest limit state of flexural buckling, torsional buckling, and flexural-torsional buckling. Q1.5.1.3 of N690-1994 (R2004) addresses the same items.", "negative": "The provisions in D5, Pin-Connected Members, have been updated compared to the provisions in Q1.5.1.1 and Q1.14.5."}
{"query": "What is a criticality analysis checklist in nuclear regulatory filings?", "positive": "The criticality analysis checklist is completed by the applicant prior to submittal to the NRC. It provides a useful guide to the applicant to ensure that all the applicable subject areas are addressed in the application, or to provide justification/identification of alternative approaches.", "negative": "The checklist also assists the NRC reviewer in identifying areas of the analysis that conform or do not conform to the guidance in NEI 12-16."}
{"query": "What is the HPCI system and its role in reactor safety?", "positive": "The High Pressure Coolant Injection (HPCI) system is a safety system designed to provide coolant to the reactor core in the event of a loss of coolant accident, ensuring that the core remains adequately cooled during an emergency situation.", "negative": "Reports RPV water level has stabilized at 30 inches and controlled by DFWLC."}
{"query": "proprietary information", "positive": "The information in this Document is considered proprietary for the reasons set forth in paragraph 6(c), 6(d) and 6(e) above.", "negative": "Framatome policy requires that proprietary information be kept in a secured file or area and distributed on a need-to-know basis."}
{"query": "The NRC mandates that certain inspections are conducted to guarantee compliance with design specifications.", "positive": "NRC construction inspection reports are essential to ensure that the reactor is built in accordance with approved designs and safety standards.", "negative": "The Federal Register documents provide a historical account of the regulatory changes affecting various industries."}
{"query": "What is the function of the MDAFW Pump in a nuclear plant?", "positive": "The Main Design Auxiliary Feedwater (MDAFW) Pump is critical for providing cooling water to the steam generators during emergency situations, ensuring that the reactor remains safe and operational under adverse conditions.", "negative": "When directed by Lead Examiner proceed to Event 6."}
{"query": "Will expected climatic changes have an impact on the environmental effects from the generation and disposal of nonradioactive and mixed wastes?", "positive": "NR-1 Will expected climatological changes affect environmental impacts resulting from the generation and disposal of nonradioactive and mixed wastes from the operating facility?", "negative": "FALSE"}
{"query": "nuclide activity measurement", "positive": "Nuclide confidence index threshold = 0.30.", "negative": "Errors quoted at 2.000 sigma."}
{"query": "What are the effluent characteristics that must be reported for nuclear power plants?", "positive": "The following effluent characteristics should be updated to match the permit fact sheet: - Temperature, Water Deg. Fahrenheit 4 / Report should be moved from the Daily Maximum column to the Monthly Average Column - Temperature, Water Deg. Fahrenheit 5 / The Daily Maximum should be 93 F and the Monthly Average should be 90 F. - For DSN0011 only, Temp Diff. Between Up/Down Stream Deg F 6 / The Daily Maximum should be Report and the Monthly Average should be 10 F.", "negative": "The permit will be issued effective July 1, 2018."}
{"query": "stream channel diversions", "positive": "The potential for stream channel diversions and their potential effects on the safety-related SSC at the new plant location are discussed in this subsection.", "negative": "The river channel is 2.5 mi. wide at the PSEG Site."}
{"query": "The responsibilities of the Emergency Preparedness Department are critical for ensuring the safety of plant operations.", "positive": "The Emergency Preparedness Department is responsible for formulating and implementing the emergency response plan, including training and drills for emergency scenarios.", "negative": "Waterford 3 SES includes various administrative procedures for testing sirens, which are vital components of alert systems in the facility."}
{"query": "What is reciprocity in the context of nuclear licensing?", "positive": "Performing licensed activities in other jurisdictions is possible through reciprocal recognition of specific licenses (i.e., reciprocity). Agreement States have reciprocity provisions that permit NRC licensees to perform licensed activities under circumstances when an Agreement State is the regulatory authority.", "negative": "A current list of Agreement States (including names, addresses, and telephone numbers of responsible officials) is available at the NMSS public Web site, https://scp.nrc.gov."}
{"query": "Gland Seal Exhauster trip instrumentation", "positive": "The main turbine GSE trip instrumentation initiates a trip of the GSE breakers following events in which radiation in the main steam lines exceeds a predetermined value.", "negative": "Loss of Voltage and Degraded Voltage - two out of three logic."}
{"query": "The NRC emphasizes the need for assessing the total core mass flow during operational scenarios.", "positive": "The core net mass flow is measured in pounds per second and is critical for understanding reactor performance during various operational conditions.", "negative": "Measurements taken during the operational phase must comply with federal safety standards to ensure compliance with regulatory frameworks."}
{"query": "reactor elevation profiles", "positive": "From Reactor 3 to Reference Point (Lat. 38\u00b0-07'-12\", Long. 77\u00b0-04'-20\") Elevation (ft) 100| 200 | 300 | 400 |       |       |", "negative": "The neighboring community's engagement in safety discussions is crucial for maintaining transparency and public trust."}
{"query": "INTERMEDIATE RANGE MONITOR (IRM) SYSTEM", "positive": "Ability to predict and/or monitor changes in parameters associated with operating the INTERMEDIATE RANGE MONITOR (IRM) SYSTEM controls including: Detector position", "negative": "A plant startup is in progress with the following: - The Reactor is critical. - The Reactor Mode Switch is in START & HOT STBY. - All IRMs are fully inserted and indicating mid-scale on Range 1."}
{"query": "The surveillance requirements for systems such as the Control Room Emergency Ventilation System are critical in ensuring operational safety during emergencies.", "positive": "The surveillance requirements for the Essential Service Water System (ESW) include routine checks and maintenance to ensure system availability and reliability during operation.", "negative": "The final report must include an analysis of the environmental impact of the proposed facility on local wildlife and vegetation."}
{"query": "total transient population within 80 km radii", "positive": "In order to determine the total transient population, the following categories of transient population were estimated: Seasonal Population, Transient Business Population, Hotel/Motel Population, Special Population (Schools, Hospitals, Nursing Homes, and Correctional Facilities).", "negative": "The area between 40 and 60 km (25 and 37 mi) of the site is the most densely populated, with a population of 267,376 and an average population density of 110 per mi\u00b2 (U.S. Census Bureau, 2001)."}
{"query": "The NRC governs the procedures for reviewing applications related to obtaining a nuclear license.", "positive": "Processing an Application for License involves a thorough review of information submitted by the applicant to ensure it meets the regulatory requirements.", "negative": "The importance of accurate record-keeping is vital in various operational aspects of the facility, particularly when managing radioactive materials."}
{"query": "What are the acceptance criteria for plenum cover assembly inspections?", "positive": "40 \u2013 60 Methods and Conditions: One time physical measurement from the top of the PC rib pads and support ring to the top of the RPV seating surface, followed by periodic VT-3 visual inspections thereafter. The relevant condition for the physical measurements is confirmation that the differential height between the top of the PC rib sections and support ring and the RPV seating surface shall average less than a 0.004 inch difference from the height in the as-built condition:", "negative": "EPRI MRP is assuming that the physical measurements of the five operating B&W units were completed during the first renewed license operating period."}
{"query": "What is the function of the Auxiliary Decay Heat Removal System in nuclear safety?", "positive": "The Auxiliary Decay Heat Removal (ADHR) System can be used to remove residual heat from the spent fuel pool and reactor cavity during outages.", "negative": "The component types that require aging management review are indicated in the below Table 2.3.3-23, Reactor Building Closed Cooling Water System."}
{"query": "What is gamma spectroscopy in the context of nuclear safety assessments?", "positive": "The ground/homogenized samples were then divided into aliquots for gamma spectroscopy, isotopic thorium and isotopic uranium.", "negative": "All duplicate result(s) were within acceptance limits, unless otherwise noted."}
{"query": "The Nuclear Service Water System must be able to support the continued operation of safety systems during various emergency scenarios.", "positive": "The Nuclear Service Water System is designed to withstand a safe shutdown earthquake and to prevent any single failure from curtailing normal station operation or limiting the ability of the engineered safety features to perform their functions.", "negative": "Blackout causes startup of all emergency diesel generators and system alignment as described under Engineered Safety Features Actuation for a containment high pressure signal with the exception that the Auxiliary Building branch of the non-essential header is not isolated."}
{"query": "The steps outlined in AMS-TR-0720R2-A guide the calibration checks for transmitter drift monitoring.", "positive": "Calculation of OLM limits must be based on combining uncertainties of components of each instrument channel from the transmitter in the field to the OLM data storage.", "negative": "The NRC requires that operators conduct regular safety drills to ensure readiness in emergency situations."}
{"query": "control rod scram procedures", "positive": "As the SRO, the instruction was given to insert the control rod to position 00, with emphasis on not recommending raising Drive Water Pressure above 370 psid due to issues with the CRD mechanism.", "negative": "The EO reported that the 1-0305-117 SCRAM Solenoid fuse was blown and was replaced with a like for like, stating no other issues had been found."}
{"query": "What is the significance of energy measurements in nuclear safety analysis?", "positive": "| CS-137        | 661.65       | 85.12     | 1.77E-01              | 4.94E-02                 | 4.94E-02              |", "negative": "| PB-214        | 77.11        | 10.70     | 5.31E-01              | 9.17E-02                 | 2.65E-01              |"}
{"query": "The process for obtaining a license to operate a nuclear facility involves detailed safety assessments and compliance with regulatory standards.", "positive": "The Nuclear Regulatory Commission (NRC) evaluates license applications for construction and operation of nuclear power plants to ensure compliance with safety and regulatory requirements.", "negative": "Dockets provide crucial information about the status of various nuclear power plants that are undergoing licensing processes and modifications."}
{"query": "What materials are used for the CO2 Storage, Fire Protection/Purge System?", "positive": "The materials of construction for the CO2 Storage, Fire Protection/Purge System components are: - Aluminum - Copper alloy - Copper alloy (>15% Zn or >8% Al) - Elastomer - Glass - High-strength steel - Nickel Alloy - Stainless steel - Steel", "negative": "The CO2 Storage, Fire Protection/Purge System components are exposed to the following environments: - Air - indoor uncontrolled - Air, condensation - Any - Condensation - Gas"}
{"query": "What is required for ground support during excavation of nuclear construction?", "positive": "To ensure worker safety during excavation and facilitate construction activities, the initial ground support system is expected to be composed of the following components, installed prior to and during excavation: rock bolts to secure unstable rock blocks, as required; wire mesh and a non-structural sprayed-gunite lining to stabilize and protect exposed rock walls; horizontal gravity drains to manage groundwater, as required; and pressurized grout to seal any notable areas of water entry, as required.", "negative": "Any person may request an exemption permitting the conduct of activities prior to the issuance of a construction permit prohibited by \u00a7 50.10."}
{"query": "What is a Level 2 PRA model review?", "positive": "Documentation associated with the Level 2 and 3 PRA model reviews.", "negative": "Please provide additional information as to why a new nuclear SMR alternative was determined not to be feasible for detailed analysis."}
{"query": "The analysis of time versus concentration plots is essential to understanding the stability of the reactor's operation under various conditions.", "positive": "Time vs. concentration plots are utilized to indicate the stability of the reactor conditions over the operational period.", "negative": "The facility will perform regular inspections to ensure that all systems are functioning within acceptable parameters."}
{"query": "What are the aging effects on elastomer seals exposed to raw water?", "positive": "Hardening and loss of strength due to elastomer degradation; loss of material due to erosion.", "negative": "Not applicable. There are no concrete or cementitious material piping or piping components exposed to raw water in the Auxiliary Systems."}
{"query": "zone of influence in nuclear safety", "positive": "In some cases, if the ZOI for a particular material is very large (i.e., the material has a low destruction pressure or is located on a large pipe), it may extend beyond robust barriers located near the break.", "negative": "Using the ZOIs listed in the Response to 3.b.1, the breaks selected in the Response to 3.a.1, and the size distributions provided in the Response to 3.c.1, the quantities of generated debris for each break case were calculated for each type of debris."}
{"query": "nuclear licensing application review process", "positive": "The license application review process for 10 CFR 50.69 involves evaluating the safety and effectiveness of the proposed reactor design and operational plans in accordance with regulatory standards.", "negative": "The workshop will address various aspects of risk assessment and provide insights into the evolving regulatory landscape in nuclear energy."}
{"query": "The concentrations of radionuclides found in various soil types must be closely monitored.", "positive": "H-3 has a residential soil concentration of 228 pCi/g and an industrial/commercial concentration of 423 pCi/g.", "negative": "Regulatory compliance requires adherence to strict guidelines for waste management and disposal."}
{"query": "The NRC stipulates that licensees must evaluate control rod withdrawal dynamics when operating within specific power levels.", "positive": "Figure 15-278 displays the uncontrolled RCCA bank withdrawal from 10% power, highlighting the relation between reactivity insertion rate and thermal performance.", "negative": "The high flux trip serves as a critical safety mechanism designed to protect against excessive thermal power output in nuclear reactors."}
{"query": "technical specifications in nuclear licensing", "positive": "The NRC does not expect operators to memorize the TS, nor does it endorse operating the plant from memory. However, the NRC does expect operators to recognize TS entry conditions, immediate actions, and (in the case of senior operators) bases when presented in a multiple-choice format on the written examination.", "negative": "If, for example, the systematic/random outline for Tier 2 ends up with 7 items under Category K1 and only 1 item under Category K4, you can balance the coverage by randomly deselecting one of the items in Category K1 and then randomly selecting a replacement item for the same system from Category K4."}
{"query": "Sodium Hydroxide in nuclear facilities", "positive": "Sodium Hydroxide is listed with the CAS No. 1310-73-2 in the chemicals stored at GGNS Unit 1.", "negative": "The unit also stores a variety of gases, including Oxygen and Nitrogen, which are critical for various processes."}
{"query": "fog statistics for nuclear site assessment", "positive": "According to U.S. observing practice, ground fog is a fog that hides less than 60 percent of the sky, and does not extend to the base of any clouds that may lie above it.", "negative": "During winter months, cold air passing over the relatively warmer water surface of Clinton Lake can become saturated with respect to water vapor."}
{"query": "Technical Specifications in nuclear licensing", "positive": "The Technical Specifications (Appendix A) and the Environmental Protection Plan (Appendix B); as revised through Amendment No. 325, are hereby incorporated in the renewed license.", "negative": "This license amendment is effective as of its date of issuance and shall be implemented within 90 days from the date of issuance."}
{"query": "The MNGP site is now over 50 years old, qualifying it for evaluation under the National Register of Historic Places.", "positive": "Therefore, we recommend that the MNGP be subject to intensive level survey and evaluation to determine eligibility for listing in the NRHP.", "negative": "We recommend that, at a minimum, an archaeological survey be completed for areas within the MNGP Site which may be subject to ground disturbance as part of the relicensing."}
{"query": "What is the purpose of drinking water certification in nuclear facilities?", "positive": "Drinking water certification ensures that the water used in nuclear facilities meets all safety, health, and regulatory requirements.", "negative": "Maryland is known for its picturesque landscapes and vibrant cultural heritage."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis is performed using a 500ml Marinelli sample, which is identified by sample number L-1-010-104-AJGS-011-SS and weighted at 759.8 grams.", "negative": "The facility Dairyland_NPP is equipped with various operational systems to ensure compliance with safety regulations and operational efficiency."}
{"query": "The NRC evaluates the effectiveness of corrosion protection through measurements like base number.", "positive": "CPM reserve alkalinity, and the corresponding degree of protection that it provides against corrosion is defined by a base number (also referred to as a neutralization number) determined using the procedure specified in Subsection IWL Table IWL-2525-1.", "negative": "As can be seen in the above table and on Figure 5, base number test results exhibit a relatively high degree of scatter which is typical of tests performed on samples collected at other plants."}
{"query": "gamma radiation measurement", "positive": "The Gamma Result column indicates the detected gamma radiation levels from the measurements.", "negative": "S                     | J12            | 0                   | 0.00E+00               | 0.0000              | 0.0000             |"}
{"query": "The NRC establishes specific limits for the identification and quantification of radioisotopes in various nuclear materials.", "positive": "PB-212 is a nuclide part of an undetermined solution and has a weight mean activity of 3.60E-02 pCi/grams.", "negative": "Errors quoted at 2.000sigma can result in statistical uncertainties that affect calculations in nuclear safety analysis."}
{"query": "What is channel calibration in nuclear safety systems?", "positive": "CHANNEL CALIBRATION is a complete check of the instrument loop, including the sensor. The test verifies that the channel responds to a measured parameter within the necessary range and accuracy.", "negative": "The Surveillance Frequency is based on operating experience, equipment reliability, and plant risk and is controlled under the Surveillance Frequency Control Program."}
{"query": "What is HEC-RAS and its significance in hydraulic modeling?", "positive": "U.S. Army Corps of Engineers (USACE), Hydrologic Engineering Center River Analysis System (HEC-RAS) Computer Software, Version 4.1.0, Davis, California, January 2010.", "negative": "The study analyzed wave patterns and their transformations along the coastline, focusing on the impact of human activities on local marine ecosystems."}
{"query": "The NRC mandates that licensees must conduct a thorough evaluation of criticality safety for all transportation packages containing radioactive materials.", "positive": "The process of validating nuclear criticality safety calculational methodology is essential to ensure the safe transportation of radioactive materials.", "negative": "The document outlines guidelines for the design and operation of molten salt reactors, focusing on enhancing safety through innovative material use."}
{"query": "L&C modifications", "positive": "The NRC staff plans to modify both L&C #18 and 19, to make the language more general.", "negative": "The NRC will share the changes with Framatome."}
{"query": "What is Revision 2 of RG 1.200 and its importance in risk-informed licensing?", "positive": "NEI understands that NRC does not intend to sunset Revision 2 of RG 1.200 with issuance of Revision 3. This is important to licensees, as many have conducted PRA technical acceptability evaluations for ongoing and upcoming risk-informed licensing applications using Revision 2, and there is little value in repeating these evaluations given that the same standard is endorsed in both revisions.", "negative": "The NRC staff notes and agrees with the comment on Revision 2 of RG 1.200."}
{"query": "The sensitivity of monitoring for radionuclides is influenced by factors such as measurement techniques and environmental conditions.", "positive": "Minimum detectable dose to man that can be determined by a radiological monitoring program is a function of the measurement sensitivity and natural background variations.", "negative": "Data gathered in accordance with the above outlined program are compiled and maintained on file by the NFCS."}
{"query": "The time taken for the reactor protection system to respond after a monitored parameter exceeds its setpoint is critical for safety.", "positive": "The **RPS RESPONSE TIME** shall be that time interval from when the monitored parameter exceeds its RPS trip setpoint at the channel sensor until de-energization of the scram pilot valve solenoids. The response time may be measured by means of any series of sequential, overlapping, or total steps so that the entire response time is measured. In lieu of measurement, response time may be verified for transmitters in the Online Monitoring Program provided that the methodology for verification has been previously reviewed and approved by the NRC.", "negative": "The PTLR is the unit specific document that provides the reactor vessel pressure and temperature limits, including heatup and cooldown rates, for the current reactor vessel fluence period. These pressure and temperature limits shall be determined for each fluence period in accordance with Specification 5.6.7."}
{"query": "What is AADT in traffic studies?", "positive": "AADT, or Average Annual Daily Traffic, refers to the estimated average number of vehicles that pass a specific point on a roadway over the course of a year.", "negative": "The percent of trucks on U.S. 491 in 2023 is reported as 13%, indicating a significant amount of commercial traffic on this route."}
{"query": "The applicant uses various unverified methods to determine acceptable levels of exposure to radiation.", "positive": "The proposed \"dose limit\"--really ANY dose limit--is a calculation done by applicant using unverified assumptions to claim the site will be acceptable.", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "acute exposure scenario", "positive": "In PAs for both sites, direct exposure to drill cuttings accounts for most of the acute dose (INL: 86%, SRS H-Area Tank Farm (HTF): 95%).", "negative": "However, from discussions with well drillers, drill cuttings remain in the vicinity of the well head during drilling and are spread out to some unknown area by the owner or landscape contractor after the driller leaves the site."}
{"query": "gamma spectrum analysis", "positive": "The Gamma Spectrum Analysis utilizes the 500ml Marinelli geometry to detect gamma radiation from the sample with identification energy tolerance of 1.000 keV and includes peak analysis performed between channels 100 and 4096.", "negative": "The sample identification for the Marinelli geometry was noted as B1-010-001-CIGS-BH02-SB, with a total sample weight of 755.1 grams taken from the Dairyland Nuclear Power Plant."}
{"query": "The NRC's guidelines for evaluating the impacts related to reactor system failures are crucial for maintaining safety.", "positive": "Regulatory Guide 1.24 focuses on the assumptions used for evaluating the potential consequences of a Pressurized Water Reactor radioactive gas storage tank failure.", "negative": "Regulatory Guide 1.29 outlines the seismic design classification requirements for nuclear power plants."}
{"query": "What is an Integrated Assessment in the context of flood safety analysis?", "positive": "An Integrated Assessment will be performed.", "negative": "PMF combined with maximum wind effects are bounded."}
{"query": "What is the function of the Residual Heat Removal (RHR) system?", "positive": "Knowledge of system purpose and/or function.", "negative": "Correct. IAW S2.OP-AB.RHR-0001 (Loss Of RHR) CAS, going to S2.OP-AB.LOCA-0001 (Shutdown LOCA) is correct since the Unit is in MODE 4 when the RCS Inventory was lost."}
{"query": "The identified nuclides assist in understanding the radioactive elements present in samples.", "positive": "| Nuclide Name | Id    | Energy (keV) | Yield (%) | Activity (pCi/grams) | Activity Uncertainty |\n|---------------|-------|---------------|-----------|-----------------------|-----------------------|\n| CS-137        | 0.98  | 661.65 *      | 85.12     | 2.51E-01              | 5.60E-02              |\n| PB-212        | 0.55  | 77.11         | 17.50     | 2.08E-01              | 4.90E-02              |\n| BI-214        | 0.34  | 609.31 *      | 46.30     | 2.88E-01              | 7.97E-02              |", "negative": "Energy Tolerance: 1.000 keV\nNuclide confidence index threshold = 0.30\nErrors quoted at 2.00 sigma."}
{"query": "National Historic Preservation Act compliance", "positive": "The Board concluded that the Staff had fulfilled its NHPA obligations with respect to identification of historic properties.", "negative": "Consolidated Intervenors have requested that we set a briefing schedule for any issues that we accept for review."}
{"query": "The phenomena identified through sensitivity studies are essential for boundary conditions in evaluating the model's development.", "positive": "The highly-ranked phenomena identified in the combined PIRT and shown in Table 2-5 may be divided into two groups dependent on whether additional experimental data are required or not.", "negative": "The remaining highly-ranked phenomena are input for consideration of available data from vintage experimental data sets and the design of the TerraPower IET and SETs that are tasks within Element 2."}
{"query": "The components that prevent loss of structural integrity in reactors include various elements like the PZR Safe Ends and PZR Shell, which maintain pressure boundaries.", "positive": "The PZR Safe Ends are components designed to serve as a pressure boundary and are made of stainless steel, intended to withstand the reactor coolant environment, where cumulative fatigue damage may occur.", "negative": "The aging management program for the PZR seismic lug includes boric acid corrosion assessment as part of routine maintenance."}
{"query": "What is the role of the Reactor Projects Branch in nuclear regulatory safety?", "positive": "Elba M. Sanchez Santiago, Chief  Reactor Projects Branch 2  Division of Operating Reactor Safety  is responsible for overseeing regulatory activities related to the safe operation of nuclear reactors.", "negative": "This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at NRC Reading Room and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, \u201cPublic Inspections, Exemptions, Requests for Withholding.\u201d"}
{"query": "What is the purpose of a subsequent license renewal for nuclear plants?", "positive": "The FEIS includes the NRC staff\u2019s site-specific evaluation of the environmental impacts of the subsequent license renewal (SLR) for Oconee Station and alternatives to the SLR.", "negative": "In accordance with Title 36 of the Code of Federal Regulations Section 800.8(c), the NRC staff elected to use the National Environmental Policy Act of 1969, as amended, process to comply with its obligations under Section 106 of the National Historic Preservation Act of 1966, as amended."}
{"query": "Primary Containment Isolation System", "positive": "The Primary Containment Isolation System is designed to prevent leakage and maintain the integrity of the containment structure under abnormal conditions.", "negative": "The table lists different aging management programs relevant to various components and materials used within reactor systems."}
{"query": "The report indicates that the nuclide library is crucial for accurate measurements of radionuclide activities.", "positive": "- **Nuclide Library Used**: C:\\Canberra\\Apex\\Root\\Dairyland_NPPLibrary\\HOTLAB.NLB", "negative": "All peaks were identified."}
{"query": "What are the requirements for loading damaged fuel assemblies in a 61BTH Type 2 DSC?", "positive": "When loading up to 4 damaged or 4 failed assemblies, these must be placed in corner 'A' locations, and the remaining locations 'B' and 'C' shall be loaded with intact fuel.", "negative": "The maximum lattice average initial enrichments of assemblies is limited to the 'Remaining Four Intact Assemblies' or 'Remaining Four Damaged Assemblies' column of Table 12."}
{"query": "The NRC mandates the evaluation of temperature limits within high-pressure core injection systems for safety assurance.", "positive": "Temperature - High", "negative": "The conditions specified must be documented per trip and validated with appropriate surveillance."}
{"query": "What is total alkalinity in water analysis?", "positive": "Total Alkalinity                      | Calculation     | 1        | 572    | H         | mg/L   | 2        | 20       | 08/17/24 0:00 | jck     |", "negative": "Cation-Anion Balance                  |                |          | 6.2    |           | %      |          |          | 08/22/24 0:00 | calc    |"}
{"query": "For accurate safety assessments, it is crucial to know the activity levels of various nuclides present in the reactor core.", "positive": "The activity of K-40 is measured at 10.67 pCi/grams, indicating its presence and potential impact in nuclear processes.", "negative": "The reactor core must be regularly inspected to ensure that all components are functioning within safe operational limits."}
{"query": "What is the significance of using creep specimens for assessing uncertainties in commercial fuel applications?", "positive": "Creep specimens are usually much better characterized (in terms of both operation and fabrication) than commercial fuel rods, therefore, having a much lower uncertainty than creep data from the latter.", "negative": "Please provide the distributions for each cladding type in terms of P-M and ratio of P/M excluding any closed gap data (similar to Figures 5-8, 5-11, 5-14, and 5-17 of the methodology document) and include any new data comparisons requested (identifying this data by different colors). Identify those rods with a positive stress (strain). Please provide the one sided upper and lower 95/95 bounds on these distribution plots."}
{"query": "The NRC evaluates the effects of uncertainties in plant parameters during licensing reviews to ensure safety margins are adequately addressed.", "positive": "In plant-specific reviews, the uncertainty treatment for plant parameters will be considered acceptable if plant parameters are [ ] as appropriate.", "negative": "If second-cycle fuel is identified in a plant-specific analysis, whose [ ] the NRC staff reviewing the plant-specific analysis may request technical justification or quantitative assessment, demonstrating that [ ]."}
{"query": "What is the significance of nuclide activity in nuclear regulatory filings?", "positive": "Activity (pCi/grams) refers to the amount of radioactive decay of a nuclide per unit mass, which is important for assessing radiological safety in nuclear regulatory filings.", "negative": "The nuclides listed in the table include isotopes with varying yields and energies."}
{"query": "inservice testing program alternative requests", "positive": "This submittal includes requests for alternatives to the inservice testing program for pumps and valves, specifically for the RHR and Core Spray Pump suction pressure at Edwin I. Hatch Nuclear Plant - Units 1 and 2, as outlined in 10 CFR 50.55a(z)(2).", "negative": "The inspection has been completed, and the performance metrics have shown a satisfactory operational efficiency across all systems."}
{"query": "steam supply valve safety functions", "positive": "Steam supply valve HV-3019 from SG 2 to TDP P4-001 turbine, normally open dc-powered MOV, train A", "negative": "Check valve 1301-U4-404 in steam supply line to TDP turbine from SG 1"}
{"query": "The qualification of the Reactor Seismic Isolation System is crucial for ensuring safety during seismic events.", "positive": "The Reactor Seismic Isolation System must be qualified in accordance with industry-related codes and standards to ensure its effectiveness during seismic conditions.", "negative": "The efficiency of the turbine system can significantly affect the overall performance of the power plant, impacting electricity generation."}
{"query": "What are the power supply requirements for the isolation valves in the Ice Condenser System?", "positive": "The applicant is required to have knowledge of the power supply to the Train A Glycol Return Containment Isolation Valve, 1-FCV-61-193, GLYCOL FROM AHU OUTSIDE CIV \u00d8A.", "negative": "The Electrical Power Supply systems must be maintained to ensure all critical safety functions remain operative during all conditions."}
{"query": "Prior to granting a license, the NRC assesses compliance with safety regulations.", "positive": "Nuclear licensing involves a comprehensive review process where safety, environmental, and technical aspects of the proposed reactor design are evaluated to ensure compliance with regulatory standards.", "negative": "The reactor's coolant system is designed to maintain optimal thermal efficiency, ensuring that operational limits are not exceeded under normal conditions."}
{"query": "What is the process for reviewing HMC's groundwater model in regulatory audits?", "positive": "The scope of the proposed audit includes the review of files and documents related to HMC\u2019s groundwater model.", "negative": "The audit will focus on reviewing the relevant modeling files and documents, as appropriate, for conformance with appropriate supporting documentation guidance and modeling standards."}
{"query": "What is the minimum ECCS flow rate after a reactor trip?", "positive": "Minimum ECCS flow rates are critical for ensuring that emergency core cooling systems operate effectively during a reactor trip, providing essential cooling to prevent core damage.", "negative": "The table represents the projected temperature fluctuations over a 24-hour period, indicating how ambient conditions can affect reactor performance."}
{"query": "The NRC assesses the energy levels and corresponding uncertainties of gamma-ray peaks in regulatory filings.", "positive": "Energy (keV) is measured to determine the peak centroid, providing essential data for safety analysis in nuclear regulatory filings.", "negative": "Errors quoted at 2.00 sigma relate to statistical methods used in error analysis, not specific to gamma-ray measurements."}
{"query": "dry-loading equipment requirements", "positive": "The dry-loading equipment included some general requirements that were applicable to all components. These requirements included the following: All lifting and handling equipment was designed to meet the requirements in NUREG-0612 and American National Standards Institute N14.6, \"Radioactive Materials\u2014Special Lifting Devices for Shipping Containers Weighing 10,000 Pounds (4500 kg) or More.\"", "negative": "Left: Fuel canister lowered into the Model 125-B shipping cask from a fuel transfer cask. Right: Shipping cask loading tower lowered the shipping cask to a horizontal position onto a skid that would be attached to the rail car."}
{"query": "What are power uprate-related licensing submittals in nuclear regulation?", "positive": "The U.S. Nuclear Regulatory Commission (NRC) is issuing this regulatory issue summary (RIS) to request information on planned power uprate-related licensing submittals for all power reactor licensees.", "negative": "This RIS is intended to promote early communication with NRC licensees regarding planned power uprate-related licensing activities."}
{"query": "What is the purpose of observation wells in nuclear regulatory context?", "positive": "Observation wells are key components used to monitor groundwater levels and quality near nuclear facilities, ensuring environmental safety and compliance with regulatory requirements.", "negative": "The Vogtle Site Area includes various planned structures and existing ones, which are critical for operations and management, but do not specifically pertain to groundwater monitoring."}
{"query": "nuclide activity measurement", "positive": "The activity of a nuclide is expressed in pCi/grams, which indicates the rate of decay of the radioactive material present per gram of sample.", "negative": "The reactor design that employs a pressurized water system requires careful consideration of thermal efficiency and reactivity control."}
{"query": "What is the safety function of the AFW pump suction valve HV-5118?", "positive": "AFW pump suction valve HV-5118, normally closed MOV, train B is crucial for ensuring that the motor-driven AFW pump P4-002 operates effectively.", "negative": "The methods used for failure detection, including status indications and testing protocols, are fundamental to maintaining the overall system integrity."}
{"query": "What are the quantities listed in the regulatory filings?", "positive": "The total quantity of items in the document is 433 for Eternal Sun 67 - HP 800 and 425 for Eternal Sun 105 - 800W.", "negative": "The Unit Price varies between 0.02 and 0.15 across different submissions."}
{"query": "What is meant by spectral acceleration and how is it measured in seismic evaluations?", "positive": "Spectral acceleration is a measure of the maximum response of a structure to earthquake ground motion as a function of the frequency of the structure. It is typically expressed in units of g (gravitational acceleration).", "negative": "In a seismic hazard assessment, it is essential to consider the different types of ground motions and how they may vary geographically."}
{"query": "The evaluation of criticality safety examines parameters and conditions that affect the effective multiplication factor in the storage racks.", "positive": "Calculated values of K_{eff} for the storage arrays, including the effects of calculational and geometrical uncertainties, are less than those required by ANSI N18.2-1973, Section 5.7.4.1 when a full loading of the assemblies listed in assumption #5 below is considered.", "negative": "The methods, codes, and specifications used in the design of the New Fuel Storage Vault are also given in Section 3.8.4.2."}
{"query": "What is the significance of liquid velocity in nuclear reactor safety analysis?", "positive": "Liquid velocity, measured in feet per second (ft/s), is crucial in ensuring proper heat transfer within the reactor core and affects the overall thermal hydraulic behavior during operation.", "negative": "The numerical values indicate the edit frequencies for different steps in the data management process, which are essential to maintaining an efficient control setup."}
{"query": "What is the Westinghouse Cobalt-60 Digital Serialization Approach?", "positive": "This white paper presents for NRC staff review Westinghouse\u2019s proposed method of compliance with the applicable NRC regulations regarding NSTS tracking of Cobalt-60.", "negative": "The subject document was prepared and classified as Westinghouse Proprietary Class 2."}
{"query": "What is the purpose of a reactor pressure vessel in nuclear reactors?", "positive": "The reactor pressure vessel is a critical component that houses the nuclear reactor core and is designed to contain the nuclear reaction while maintaining the necessary pressure and temperature for the reactor's operation.", "negative": "Radiation shielding is a crucial aspect of nuclear safety, ensuring that harmful radiation is contained and does not leak into surrounding areas."}
{"query": "maximum debris loads in nuclear safety", "positive": "As shown in the table, the plant debris quantities shown in Table 3.f.7-1 represent the maximum quantity of each debris type for the breaks of 10 inches and smaller.", "negative": "The strainer flow rate used for the head loss analysis was 9100 gpm, which bounds the maximum strainer flow rate of 8,710 gpm from combining the maximum RHR and CS pump flow rates of 4,760 and 3,950 gpm."}
{"query": "The NRC stipulates that licensees must conduct thorough inspections and testing of safety systems such as diesel generators in accordance with the Technical Specifications.", "positive": "The various modes of operation of the diesel generator fuel oil system are as follows: 1. manual start 2. automatic start 3. normal shutdown 4. emergency shutdown 5. recirculation.", "negative": "Safety evaluations for underground storage tanks indicate that they do not need extra protective measures against environmental conditions."}
{"query": "plant-specific aging management programs", "positive": "The DCPP Water Chemistry AMP (B.2.3.2) and DCPP ASME Section XI Inservice Inspection, Subsections IWB, IWC and IWD AMP (B.2.3.1) will be used to manage this aging effect for CASS components.", "negative": "There is a gas blanket of pressurized N2, thus the vapor content is negligible."}
{"query": "What is the input signal range for the NUSI 2000 Series Four-Input Summer?", "positive": "Input Signal: 1 V to 5 Vdc normal; \u00b110 Vdc maximum", "negative": "Weight: Rack-mounted: < 1 lb"}
{"query": "How do climatic changes potentially impact the transportation of radioactive substances?", "positive": "Expected climatological changes can influence the impact level assigned to the transportation of radioactive materials in Chapters 3 or 4.", "negative": "The transportation of radioactive materials involves complex logistics and regulations that are essential for ensuring public safety."}
{"query": "The sample receipt process includes a list of bottle types that do not undergo preservation checks.", "positive": "The preservation of the following bottle types is not checked at sample receipt: Orange (oil and grease), Purple (total cyanide), Pink (dissolved cyanide), Brown (arsenic speciation), Sterile (fecal coliform), EDTA (sulfite), HCl preserved vial (organics), Na2S2O3 preserved vial (organics), and HG-1631 (total/dissolved mercury by method 1631).", "negative": "Client must contact an ACZ Project Manager if analysis should not proceed for samples received outside of their thermal preservation acceptance criteria."}
{"query": "control rod withdrawal mechanisms", "positive": "Blocks automatic and manual control rod withdrawal", "negative": "Defeats remote load dispatching"}
{"query": "Probable Maximum Flood definition", "positive": "The Probable Maximum Flood (PMF) is defined as the flood that may be expected from the most severe combination of meteorological and hydrologic conditions that are reasonably possible in the geographical area.", "negative": "The underlying tectonic structures of the site play a significant role in determining how the area will respond during an earthquake."}
{"query": "What are the specified cladding diameters for nuclear reactor components?", "positive": "The cladding diameters for nuclear reactor components must meet specific regulatory standards to ensure safety and performance in the reactor environment.", "negative": "The safety assessments conducted by the NRC include a comprehensive evaluation of operational procedures and maintenance protocols."}
{"query": "What are the required actions if concrete cask average surface dose rates are not met?", "positive": "A. CONCRETE CASK average surface dose rate limits not met | A.1 Administratively verify correct fuel loading | 24 hours | A.2 Perform analysis to verify compliance with the ISFSI offsite radiation protection requirements of 10 CFR Part 20 and 10 CFR Part 72. | 7 days", "negative": "B. Required Action and associated Completion Time not met | B.1 Remove all fuel assemblies from the NAC-MPC SYSTEM | 30 days"}
{"query": "What are the procedures for simulator initialization in nuclear plant operations?", "positive": "This JPM has been pre-shot in IC #287. Should IC # 287 be erased or fail to perform as expected then use the following set-up instructions: a. Initialize to IC# 50 b. Insert Remote rmr13 erfds met data source selection to simulator c. Place simulator in run and acknowledge all alarms d. Place simulator in freeze e. After performer indicates understanding of task, place simulator in run.", "negative": "Acknowledge all alarms."}
{"query": "What is Fuel Bearing Material (FBM) in nuclear licensing?", "positive": "Fuel Bearing Material (FBM) is any component or pieces of components associated with Three Mile Island Unit 2 (TMI-2) reactor operations that have been contaminated by used (spent) nuclear fuel and or the associated isotopes in used (spent) nuclear fuel.", "negative": "FBM Vessels fabricated from Stainless Steel, containing no liner, and sealed with mechanical closures containing used filter-media used to extract FBM are approved contents for loading into the MAGNASTOR FBM TSC provided that they have demonstrated to be free of moisture and hydrogen generating materials as described below prior to being sealed within the FBM TSC."}
{"query": "The assessment of aquatic species, including mussels and snails, is a critical aspect of environmental evaluations conducted during the licensing process.", "positive": "**Mussels** are an important group of organisms that must be assessed to evaluate the ecological impacts of a facility's operation.", "negative": "The total mean density of benthic macroinvertebrates downstream was reported as 961 per square meter."}
{"query": "significant hazards consideration", "positive": "Based on the above, Vistra OpCo concludes that the proposed change presents no significant hazards consideration under the standards set forth in 10 CFR 50.92(c), and, accordingly, a finding of \"no significant hazards consideration\" is justified.", "negative": "As a result, plant safety is either improved or unaffected."}
{"query": "The licensing process for nuclear facilities involves thorough evaluations to ensure compliance with safety standards.", "positive": "The NRC requires licensees to submit detailed analyses of the safety features of the reactor system as part of the regulatory review process.", "negative": "The Arkansas Nuclear One facilities are crucial for the local energy supply and support numerous jobs within the community."}
{"query": "ITAAC notification process", "positive": "The ITAAC notification process is outlined under the NRC regulations, specifying the conditions under which notifications must be submitted for the construction of approved reactor designs.", "negative": "The federal inspection reports detail various safety assessments and outcomes but do not address the ITAAC notification process."}
{"query": "irradiation embrittlement in nuclear components", "positive": "C7 CSBFW was not identified as having potential irradiation embrittlement (IE) in MRP-227, Table 4-2.", "negative": "Item (1) under \"Linked Expansion Components and Items\" states that the C5.5 CSBFW in Table 4-5 is \"linked to the Primary Item for CE-design CSB UGs in MRP-227, Revision 2, Table 4-2, Item C5.\" This is not correct."}
{"query": "The extended allowed outage time (AOT) is critical for ensuring the operational reliability of the diesel generators.", "positive": "The second Completion Time (14 days) applies to an inoperable Division 1 or Division 2 DG and is a risk-informed allowed outage time (AOT) based on a plant-specific risk analysis.", "negative": "Operating crews will be briefed on the DG work plan whenever the extended AOT period is used, with consideration given to key procedural actions that would be required in the event of a loss of offsite power or station blackout."}
{"query": "What are Nickel-based alloy filler metals and their significance in nuclear safety?", "positive": "These dowels welds are made from Nickel-based alloy filler metals that are potentially susceptible to stress corrosion cracking (SCC) mechanism.", "negative": "40-60: Only the SSHT bolts and bolt locking devices at Davis Besse were Expansion category components for the UCB, LCB, and FD bolts and bolt locking devices."}
{"query": "The NRC mandates that licensees must compute and confirm pump flow rates to assure compliance with acceptance criteria.", "positive": "Applicant performs calculation and verifies that it is 144.53 gpm. (below the specified band)", "negative": "67.05 + 77.48 = 144.53 gpm MAP"}
{"query": "What are the requirements for transfer cask radiation shielding?", "positive": "For the MTC and PMTC Transfer Casks, the nominal configuration transfer cask radial bulk shielding (i.e., shielding integral to the transfer cask; excludes supplemental shielding) must provide a minimum radiation shield equivalent to 2 inches of carbon steel or stainless steel and 3.2 inches of lead gamma shielding and 2.25 inches of NS-4-FR (with 0.6 wt % B4C and 6.0 wt % H) neutron shielding.", "negative": "The ASME Code, 2001 Edition with Addenda through 2003, Section III, Subsection NG, is the governing Code for the design, material procurement, fabrication and testing of the spent fuel baskets."}
{"query": "The regulatory limit for an individual's annual dose is set at 100 mrem, and Joe notes the potential dose is significantly higher than this limit.", "positive": "If the sum in Step 8 exceeds 100 mrem per year, proceed to Part 2 of the calculational method.", "negative": "Joe reviews his assumptions and recognizes that the QC supervisor is not at the bottling control panel 24 hours per day."}
{"query": "tritium groundwater monitoring", "positive": "MNGP monitors groundwater for tritium as part of the GWPP. The groundwater monitoring wells are sampled at different frequencies ranging from monthly to quarterly to annually.", "negative": "Shallow wells in outwash and alluvial deposits supply water for many farms and residences in the surrounding countryside. The water usually is generally very mineral rich containing calcium, magnesium, and bicarbonates, with small amounts of sodium, potassium, sulfates, and chlorides."}
{"query": "hydrologic description in nuclear regulation", "positive": "The hydrologic description section provides an overview of the site\u2019s hydrology, including the water bodies, groundwater flow, and the implications for facility operations and environmental protection.", "negative": "The safety analysis report outlines the necessary measures to ensure the reactor's structural integrity under seismic events, detailing design criteria and load considerations."}
{"query": "nuclear reactor safety systems", "positive": "The safety systems of a nuclear reactor are designed to prevent the release of radioactive materials into the environment under both normal and accident conditions.", "negative": "Compliance with the proposed changes will be assessed during regular inspections to ensure that all activities conform to regulatory standards."}
{"query": "thermal aging embrittlement", "positive": "Thermal Aging Embrittlement of Cast Austenitic Stainless Steel (CASS)", "negative": "Inspection of Overhead Heavy Load and Light Load (Related to Refueling) Handling Systems"}
{"query": "nuclide activity measurement", "positive": "Wt mean Activity (pCi/grams) shows the weighted mean activity of a nuclide, measured in picocuries per gram.", "negative": "The table lists various nuclides alongside their associated Confidence values, which reflect the reliability of the measurements."}
{"query": "The NRC mandates that entities conduct thorough evaluations of seismic risks associated with their facilities.", "positive": "CEUS SSC refers to the Central and Eastern U.S. Seismic Source Characterization for Nuclear Facilities, which evaluates the seismic risks that nuclear plants may face.", "negative": "CNS stands for Consolidated Nuclear Security, LLC, which is a company that provides security and safety services to nuclear power plants."}
{"query": "nuclear regulatory inspection process", "positive": "The U.S. Nuclear Regulatory Commission (NRC) conducts inspections to assess compliance with regulatory requirements and standards related to the operation of nuclear facilities.", "negative": "The analysis of thermal hydraulics is essential for ensuring that the reactor core remains within safe operational limits under all conditions."}
{"query": "What is a 50.69 LAR in nuclear licensing?", "positive": "The 50.69 License Amendment Request (LAR) process allows nuclear plant operators to risk-inform their regulatory submittals in compliance with NRC guidelines, aiming for more efficient reviews.", "negative": "Nuclear reactors operate under strict safety protocols that ensure the integrity of the reactor core during normal and emergency conditions."}
{"query": "What is the Maintenance Rule in nuclear regulation?", "positive": "10 CFR 50.65 (a)(1), the Maintenance Rule, requires each licensee to monitor the performance or condition of SSCs against licensee-established goals to ensure that the SSCs are capable of fulfilling their intended functions. If the performance or condition of an SSC does not meet established goals, appropriate corrective action is required to be taken.", "negative": "However, these second Completion Times became a problem when the Industry proposed risk-informed Completion Times for some of the Specifications that contained the second Completion Times, specifically TSTF-409, \"Containment Spray System Completion Time Extension (CE NPSD-1045-A),\" and TSTF-430, \"AOT Extension to 7 Days for LPI and Containment Spray (BAW-2295-A, Rev. 1).\""}
{"query": "What is TWINKLE used for in reactor analysis?", "positive": "The spatial kinetics computer code, TWINKLE, is used for the average core transient analysis.", "negative": "The pressure surge may therefore be calculated on the basis of conventional heat transfer from the fuel and prompt heat absorption by the coolant."}
{"query": "What is the purpose of the Exclusion Area Boundary in nuclear regulation?", "positive": "The Exclusion Area Boundary (EAB) is the line beyond which the public is generally not permitted to enter during a nuclear incident to ensure their safety.", "negative": "The cumulative frequency data presented indicates the measured values at varying percentages, which helps in understanding statistical distributions."}
{"query": "MagnaSTOR system specifications", "positive": "The MAGNASTOR\u00ae System is designed to ensure the safe storage of spent nuclear fuel, incorporating advanced features like multiple layer containment and robust monitoring capabilities.", "negative": "The amendments made to the Certificate of Compliance No. 1031 include updates to the administrative practices for License Renewal applications in the Nuclear Regulatory Commission submissions."}
{"query": "Presentations on the current research plans and results regarding PWSCC are critical for understanding industry challenges.", "positive": "The PWSCC Crack Growth \u2013 Current research plans and results are essential topics for discussion in the materials exchange meeting.", "negative": "The harvesting and IAD topics could be presented in quick 10-minute segments at the upcoming meeting."}
{"query": "The correlations between annual wind speeds and the established 15-year trends demonstrate a strong consistency for validity evaluations.", "positive": "that yearly wind speed distributions correlated strongly with the 15-year distribution, with R\u00b2 values ranging from 85% to 98%.", "negative": "Figure 13 shows even stronger correlations between wind direction distributions, with R\u00b2 values ranging from 95% to 99%."}
{"query": "What requirements are there for environmental testing laboratories in relation to certifications?", "positive": "The NRC requires all laboratories to maintain proper certification as part of the compliance verification process.", "negative": "Each state maintains its own certification number for environmental laboratories, which is distinct and separate from federal requirements."}
{"query": "What is the purpose of the Reactor Trip System Instrumentation?", "positive": "3.3.1 Reactor Trip System Instrumentation | As shown in Table 3.3-1. ACTION 12 - With the number of channels OPERABLE one less than required by the Minimum Channels OPERABLE requirement, restore the inoperable channel to OPERABLE status within 48 hours or be in HOT.", "negative": "As shown in Table 3.3-1. ACTION 10 - With the number of OPERABLE Channels one less than the Minimum Channels OPERABLE requirement, restore the inoperable channel to OPERABLE status within 24 hours or be in at least HOT STANDBY in the next 6 hours; however, one channel may be bypassed for up to 4 hours for surveillance testing per Specification 4.3.1.1.1, provided the other channel is OPERABLE."}
{"query": "decommissioning plants information gathering", "positive": "Contacts for people that should be invited to the workshop as well as people who could be useful for getting information from decommissioning plants.", "negative": "The workshop - 1 page \"plan\" attached to meeting notice. Any thoughts on topics, participants, location, dates, etc. are appreciated."}
{"query": "The impact of losing offsite power can significantly affect the core flow rate in a reactor.", "positive": "Figure 15-213 illustrates the correlation between time in seconds and core flow rate in gallons per minute during a loss of offsite power situation.", "negative": "The overall efficiency of a reactor can be influenced by various design features and operational protocols that ensure optimal performance."}
{"query": "What is the purpose of a Peer Review in a PRA standard?", "positive": "The standard requires a peer review process that identifies and assesses where the technical requirements of the standard are not met.", "negative": "The standard is a living document. Consequently, it should not impede research. It is structured so that, when improvements in the state of knowledge occur, the standard can easily be updated."}
{"query": "The NRC evaluates the potential impact of biological events on systems that utilize raw cooling water to ensure operational reliability.", "positive": "Biological Events  | Accumulation or deposition of vegetation or organisms (e.g., zebra mussels, clams, fish, algae) on an intake structure or internal to a system that uses raw cooling water from a source of surface water, causing its functional failure.", "negative": "The reservoir and cooling tower are periodically inspected for macro and micro biological fouling and are treated, as required."}
{"query": "The NRC has set regulations that require timely analysis of the operational metrics of steam generators during the licensing process.", "positive": "NRC letter to TVA, \"Watts Bar Nuclear Plant, Unit 1 - Issuance of Amendment No. 147 Regarding Change to Steam Generator Tube Inspection Frequency and Adoption of Technical Specification Task Force (TSTF) Traveler TSTF-510 (EPID L-2020-LLA-0161),\" dated July 26, 2021 (ML21153A049).", "negative": "The TVA has submitted various applications outlining proposed changes to the technical specifications for water usage within the facility."}
{"query": "civil penalty process in nuclear regulation", "positive": "The notice of violation shall specify the date or dates, facts, and the nature of the alleged act or omission with which the person is charged, and shall identify specifically the particular provision or provisions of the law, rule, regulation, license, permit, part 76 certificate of compliance or compliance plan, or cease and desist order involved in the alleged violation and must state the amount of each proposed penalty.", "negative": "If the person charged with violation requests a hearing, the Commission will issue an order designating the time and place of hearing."}
{"query": "What is the purpose of the CIM in nuclear regulatory filings?", "positive": "The CIM technical report disposition directly applies for the PPS application.", "negative": "The IRIG data link does not need to be a real time data link."}
{"query": "What are the implementing procedures for quality assurance in nuclear plants?", "positive": "Curtiss-Wright / RPC Radics LLC Implementing Procedures provide a comprehensive framework for the quality assurance program, ensuring that all processes meet regulatory standards and operational safety requirements.", "negative": "Quality monitoring involves systematic examinations, tests, and measurements to assess the performance and reliability of equipment and systems across various industries."}
{"query": "door dynamic analysis", "positive": "The top deck doors were dynamically analyzed to determine the loads and structural integrity of the door for the design basis load conditions.", "negative": "Hinge bars are installed. Blankets are clamped. Static insulation is attached."}
{"query": "The shipping paper must include the total activity of each package, represented in SI units.", "positive": "- Total activity contained in each package in SI units (e.g. Bq, TBq, etc.), or in bold SI and customary units (e.g. Ci, mCi, etc.) with customary units in parentheses following the SI units", "negative": "These are basic reference charts; refer to current U.S. DOT & NRC regulations for complete requirements."}
{"query": "nuclide identification report", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000e/sigma"}
{"query": "What is the purpose of a FSS release record in nuclear operations?", "positive": "The FSS Release Record documents the site's radiological conditions and confirms compliance with the release criteria established for the site closure process.", "negative": "The emergency response plan outlines the actions to be taken in case of an incident, detailing evacuation routes and communication protocols."}
{"query": "What is NEPA analysis in the context of nuclear projects?", "positive": "the Staff\u2019s NEPA analysis of the environmental effects of the Dewey-Burdock project on Native American cultural, religious, and historic resources was adequate", "negative": "the Tribe concedes that many of the cases have distinguishing characteristics from the instant case."}
{"query": "What are the aging effects requiring management for structural bolting materials in nuclear facilities?", "positive": "Loss of material due to general, pitting, crevice corrosion is an aging effect requiring management for structural bolting.", "negative": "The NRC reviews applications to ensure that licensees implement effective oversight programs."}
{"query": "What temperature limits are set for cladding after a Loss-of-Coolant Accident?", "positive": "The calculated maximum fuel element cladding temperature shall not EXCEED __(1)__ \u00b0F, and the maximum cladding oxidation shall not EXCEED __(2)__ percent of the total cladding thickness.", "negative": "The NRC's regulations require that licensees adhere to stringent guidelines to ensure the safety and integrity of nuclear facilities."}
{"query": "What are emergency operating procedures in nuclear plants?", "positive": "Emergency Operating Procedures are vital protocols established to guide operators in responding to emergencies that threaten the safety of the nuclear power plant.", "negative": "Nuclear power plants require a variety of support systems to maintain safe operation and extend system life."}
{"query": "pressure regulator in nuclear reactors", "positive": "The Pressure Regulator (PPR) is an essential component of the reactor coolant system that maintains the desired pressure levels within the system.", "negative": "Various flow and pressure indicators are critical for monitoring the system's performance and ensuring operational safety."}
{"query": "renewal of radioactive materials license", "positive": "Enclosed is Amendment No. 9 renewing your U.S. Nuclear Regulatory Commission (NRC) Materials License No. 48-26564-01, in accordance with your January 14, 2025 renewal application.", "negative": "An environmental assessment for this action is not required because this action is categorically excluded under Title 10 of the Code of Federal Regulations (CFR) Section 51.22(c)."}
{"query": "plant-specific aging management program", "positive": "For units with thermally treated Alloy 690 SG tubes and with tubesheet cladding using Alloy 600 type material, a plant-specific AMP is necessary unless the applicant confirms that the industry\u2019s analyses for tube-to-tubesheet weld cracking (e.g., chromium content for the tube-to-tubesheet welds is approximately 22 percent and the tubesheet primary face is in compression as discussed in EPRI 3000202850) are applicable and bounding for the unit, and the applicant will perform general visual inspections of the tubesheet region looking for evidence of cracking (e.g., rust stains on the tubesheet cladding) as part of the steam generator program.", "negative": "The existing programs rely on control of reactor water chemistry to mitigate cracking due to PWSSC and visual inspections of the steam generator head interior surfaces."}
{"query": "What is the role of k_eff in nuclear criticality safety calculations?", "positive": "The normal distribution was used in this analysis for the calculated k_eff values.", "negative": "Table 2 lists various parameters, including Fuel Type and Clad Material, essential for evaluating LWR type critical experiments."}
{"query": "Licensees must perform a thorough assessment of the potential impacts of their operations to ensure compliance with safety regulations.", "positive": "The regulatory framework mandates that all licensees must conduct comprehensive safety evaluations and submit detailed reports for NRC approval.", "negative": "The new reactor design includes advanced cooling systems and innovative materials that enhance operational efficiency."}
{"query": "The NRC assesses the performance of the diesel generating systems to ensure reliable power supply during emergency situations.", "positive": "The Diesel Generator System is designed to provide backup power during unforeseen disruptions, thereby maintaining essential safety functions.", "negative": "The emergency lighting systems are essential for ensuring visibility during power outages and must comply with the relevant safety standards."}
{"query": "What is the significance of unsprayed containment volumes in nuclear safety assessments?", "positive": "The unsprayed containment volume is quantified as 5.0000e+05, indicating the portion of the containment that is not directly sprayed for cooling in the event of a loss-of-coolant accident (LOCA).", "negative": "The Control Room has a volume of 8.6300e+04, which is important for ensuring the safety and operational effectiveness of emergency response efforts."}
{"query": "environmental qualification requirements for cable insulation", "positive": "The BFN Electrical Insulation for Inaccessible Instrument and Control Cables Not Subject to 10 CFR 50.49 Environmental Qualification Requirements aging management program is a new condition monitoring program.", "negative": "For inaccessible and underground instrumentation and control cables exposed to significant moisture where testing is required, a one-time test will be performed."}
{"query": "I-131 containment measurements", "positive": "| Time (hr) | Sprayed Containment I-131 (Curies) | Unsprayed Containment I-131 (Curies) | Environment I-131 (Curies) |\n|-----------|------------------------------------|---------------------------------------|-----------------------------|\n| 0.000     | 9.398E+02                          | 2.32175E-02                           |                             |\n| 0.050     | 3.78548E+04                        | 4.70028E-02                           |                             |\n| 0.280     | 1.81462E+05                        | 4.61064E-00                           |                             |\n| 0.370     | 2.28426E+05                        | 7.06385E+00                           |                             |", "negative": "| Time (hr) | Dummy Sprayed I-131 (Curies) | Dummy Unsprayed I-131 (Curies) |\n|-----------|-------------------------------|---------------------------------|\n| 0.000     | 0.00000E+00                  | 0.00000E+00                     |\n| 0.100     | 0.00000E+00                  | 0.00000E+00                     |\n| 0.290     | 0.00000E+00                  | 0.00000E+00                     |"}
{"query": "emergency shutdown procedures", "positive": "Emergency Shutdown (Core Spray Injection)  |  0  |  1  |  ---  |  (Note 5)", "negative": "Turbine Roll and Increase to Rated Power  |  174  |  235  |  ---  |  (Note 5)"}
{"query": "flaw growth rate in reactor materials", "positive": "The NRC staff finds the uncertainty parameter of 0.467 acceptable for the Vogtle plant-specific relief request because it is based on over 1,000 FCG rate data for low alloy steels.", "negative": "Even though EPRI assumed 0.001 flaw per nozzle at the NIR for the base case PFM analyses, EPRI performed a SS on the impact of 0.1 flaw per nozzle."}
{"query": "What are the voltage-based alternate repair criteria for nuclear reactors?", "positive": "The Voltage-Based Alternate Repair Criteria provides guidelines for addressing specific conditions related to voltage performance in electrical and instrumentation systems at Beaver Valley Unit 2 during Refueling Outage 24.", "negative": "The refueling outage at Beaver Valley Unit 2 is scheduled to enhance safety measures and perform standard maintenance procedures."}
{"query": "What is the impact of debris blockage on emergency recirculation during design basis accidents?", "positive": "Potential Impact of Debris Blockage on Emergency Recirculation During Design Basis Accidents at Pressurized-Water Reactors.", "negative": "Nuclear Industry Procedure IP-ENG-001. Standard Design Process. Revision C, September 8, 2016."}
{"query": "The proposed change suggests extending the time between examinations of the containment post-tensioning system from five years to ten years.", "positive": "The foregoing analyses and evaluations, and the conclusions derived therefrom, support the proposed extension of the interval between containment post-tensioning system examinations to 10 years from the current 5 years.", "negative": "The trend line, which is based on the previously stated postulate, remains well above the minimum line at T = 100, which is 54 years after the latest date for completion of the next surveillance if the interval is extended to 10 years."}
{"query": "What is the importance of energy calibration in gamma spectrum analysis?", "positive": "Energy Calibration Used Done On: 7/8/2014", "negative": "Sample Identification: L1-SUB-TDS-FSGS-B04-SB"}
{"query": "What information is required when a nuclear device is no longer in possession?", "positive": "Provide Information about devices listed in Section 2 or 6, but no longer in your possession.", "negative": "- NRC Device Key: \n- Transfer Date: \n  - MM: \n  - DD: \n  - YYYY: \n\n- Location of the Device:\n  - [ ] Whereabouts Unknown (Complete Part 1 only)"}
{"query": "best estimate methodology in nuclear licensing", "positive": "...I do think you have to account for uncertainties. Maybe not 95/95, but you have to have uncertainties in the definition of a best estimate.", "negative": "Vendors, they prefer to do something maybe a little more conservative than we would accept to make it easier for the review and quick in the review because they don't need all that margin."}
{"query": "The NRC oversees licenses related to industrial radiography and safety requirements involved in this field.", "positive": "Licenses for Industrial Radiography and Radiation Safety Requirements for Industrial Radiography", "negative": "These regulation changes are not required to be adopted for purposes of Compatibility."}
{"query": "The evaluation of the effects of debris on ECCS and CSS system components focuses on the wear and blockage risks in the context of LOCA scenarios.", "positive": "An analysis bounding all break sizes was performed to evaluate the impact of debris on the wear or blockage of the ECCS and CSS piping and components downstream of the strainer following a LOCA.", "negative": "The containment sump pool water volume following a LOCA was determined by considering all water sources (i.e., the refueling water storage tank, reactor coolant system (RCS), the safety injection accumulators, and the spray additive tank) and subtracting various holdup volumes."}
{"query": "What is dose estimation in nuclear safety?", "positive": "Dose estimation would have to be done using some Monte Carlo-based software.", "negative": "There is no additional risk from extravasations of radiopharmaceuticals as from gadolinium or iodinated contrast media."}
{"query": "What information is required in a chain of custody report for NRC licensed materials?", "positive": "Check box if samples include NRC licensed material?", "negative": "Please refer to ACZ\u2019s terms & conditions located on the reverse side of this COC."}
{"query": "environmental monitoring programs", "positive": "Chapter 6 discusses the Environmental Measurements and Monitoring Programs designed to assess the impact of operations at the TRISO-X Fuel Fabrication Facility on surrounding environments.", "negative": "The estimated viewshed boundaries for the TRISO-X Fuel Fabrication Facility are presented in Figure 4.9.2-3, indicating potential visual impacts from various locations."}
{"query": "digital modernization in nuclear reactors", "positive": "Digital modernization refers to the incorporation of digital technologies to enhance the operational performance and safety of nuclear reactors, including monitoring and control systems.", "negative": "The evaluation of defenses in safety systems should account for both expected and unexpected operational conditions, ensuring robust reactor performance under various scenarios."}
{"query": "What is the significance of the acceptance criteria in regulatory filings?", "positive": "The Acceptance Criteria is a standard that the survey unit must meet to demonstrate that the unit complies with the regulatory requirements established by the NRC.", "negative": "The survey unit consistently shows various measurement values over multiple tests, which highlights the reliability of the methodologies used."}
{"query": "The NRC staff highlighted potential impacts on the timing of manual actions during scenario events due to limitations in the testbed.", "positive": "The NRC staff questioned how the limitations of the testbed may affect the timing associated with manual action in the scenario events.", "negative": "The staff noted that the simulator model has not yet been fully developed by the vendor, which necessitated the use of simulator staff manipulation to facilitate the validation activities."}
{"query": "The performance of the EOC-RPT trip function must remain within operational parameters to ensure safety.", "positive": "B. One or more Functions with EOC-RPT trip capability not maintained.", "negative": "Remove the associated recirculation pump fast speed breaker from service."}
{"query": "What is LCO 3.0.4 in nuclear regulatory terms?", "positive": "DENC has established TS Bases for LCO 3.0.4 and SR 4.0.4 which state that use of the TS mode change limitation flexibility established by LCO 3.0.4 and SR 4.0.4 is not to be interpreted as endorsing the failure to exercise the good practice of restoring systems or components to operable status before entering an associated Mode or other specified condition in the TS Applicability.", "negative": "DENC has concluded that the proposed NSHCD presented in the Federal Register notice is applicable to Millstone Power Station Unit 2 (MPS2) and Millstone Power Station Unit 3 (MPS3) and is hereby incorporated by reference to satisfy the requirements of 10 CFR 50.91(a)."}
{"query": "What does MMD/MTU mean in nuclear licensing?", "positive": "MWD/MTU refers to megawatt days per metric ton uranium, a measure used in the regulatory assessment of uranium utilization in nuclear reactors.", "negative": "The Minnesota Pollution Control Agency (MPCA) is responsible for ensuring methods are in place for managing environmental quality in Minnesota."}
{"query": "The classification system for emergencies is crucial for effective response management.", "positive": "The Emergency Classification System is designed to categorize emergencies based on their actual or potential impact on public health and safety.", "negative": "Medical and public health support is essential for ensuring the well-being of individuals affected by emergencies."}
{"query": "What geological processes have shaped the Piedmont Physiographic Province?", "positive": "Since Early Paleozoic time, rocks of the Piedmont Physiographic Province have undergone extensive tectonic activity, primarily from three compressional orogenies (Taconic, Acadian, and Allegheny) during the Paleozoic Era and one extensional episode during the Mesozoic Era (as presented in Section 2.5.1.1.2).", "negative": "During the Penobscot orogeny westward and northward thrusting of the island-arc terrain was initiated."}
{"query": "assembly average burnup", "positive": "49 < Assembly Average Burnup \u2264 50 GWd/MTU", "negative": "The certificate ensures compliance with NRC regulations."}
{"query": "The NRC requires applicants to justify specific re-inspection strategies for critical components as part of their licensing submission.", "positive": "The review concluded that the BWR Vessel Internals aging management program will provide reasonable assurance that the applicable aging effects will be adequately managed so that the intended functions of components within the scope of license renewal are maintained consistent with the current licensing basis during the subsequent period of extended operation.", "negative": "Inspections required by BWRVIP-47-A relative to CRD housings are further discussed in the BWR Penetrations program (B.2.1.6)."}
{"query": "What are the specifications for the Model 8040?", "positive": "RadioMed Corporation's Model 8040 is a part of their comprehensive line of medical equipment designed for nuclear diagnostics and therapy.", "negative": "The P192 SERIES of Radionics, Inc. includes various devices ranging from high-output imaging systems to specialized diagnostic equipment."}
{"query": "The NRC requires projections of flow rates for groundwater treatment systems based on past performance and present capacity.", "positive": "Expected flowrate projections for the groundwater treatment systems are provided in the \u201cGroundwater Flow and Transport Model Report\u201d in Appendix F to the revised GCAP.", "negative": "Cost estimates in the GCAP were prepared for the purpose of comparing the proposed corrective action alternatives."}
{"query": "fire protection program implementation", "positive": "THIS POSITION SHOULD BE RESPONSIBLE FOR ASSURING THE EFFECTIVE IMPLEMENTATION OF THE FIRE PROTECTION PROGRAM BY PLANNED INSPECTIONS AND SCHEDULED AUDITS.", "negative": "THE RESPONSIBILITIES OF EACH FIRE BRIGADE POSITION SHOULD CORRESPOND WITH THE ACTIONS REQUIRED BY THE FIRE FIGHTING PROCEDURES."}
{"query": "What is the purpose of secondary containment in nuclear facilities?", "positive": "The function of the secondary containment is to contain, dilute, and hold up fission products that may leak from primary containment into secondary containment following a Design Basis Accident (DBA).", "negative": "The secondary containment boundary consists of the reactor building structure and associated removable walls and panels, hatches, doors, dampers, sealed penetrations and valves."}
{"query": "The system used to remove residual heat from the reactor coolant is crucial during the cooldown process after shutdown.", "positive": "The residual heat removal system is designed to reduce the temperature of the reactor coolant from 350\u00b0F to 140\u00b0F over a period of 16 hours.", "negative": "Plant shutdown encompasses the operations that bring the reactor from hot no-load temperature and pressure to cold shutdown conditions."}
{"query": "Strontium-90 analysis in environmental samples", "positive": "GFPC, Sr90, Solid \"Dry Weight Corrected\" | Strontium-90 | U | 0.0341 | +/-0.0859 | 0.154 | 0.400 | pCi/g | JXC9 | 11/06/19 | 1526 | 1933654 | 1", "negative": "Counting Uncertainty is calculated at the 95% confidence level (1.96-sigma)."}
{"query": "What is the yield percentage of EU-152?", "positive": "EU-152 has a yield percentage of 28.40%.", "negative": "The activity of PA-228 at the energy of 911.23 keV is 3.89E+00 pCi/grams."}
{"query": "What limitations arise when the RPIS system is inoperative?", "positive": "Per QCAN 901-5 G-5, RPIS INOP, the automatic action is a Reactor Manual Control Select Block. Relay -28/-138 drops out on an RPIS INOP signal. This prevents the Rod Select Relays from energizing when a control rod is selected on the Pushbutton Matrix.", "negative": "The control rod movement can only be restored by resetting the Select Block, which is crucial for proper reactor operation."}
{"query": "What is a degraded condition in nuclear safety systems?", "positive": "A degraded condition is one in which the qualification of an SSC or its functional capability is reduced. Examples of degraded conditions are failures, malfunctions, deficiencies, deviations, and defective material and equipment.", "negative": "During changing plant conditions (plant refueling or maintenance outages), the frequency and scope of plant status tours may be increased to tour areas not normally accessible and to observe material condition and equipment in an abnormal lineup."}
{"query": "What is CASS in nuclear materials research?", "positive": "NRC: Update on CASS (dissimilar metal welds)", "negative": "NRC: Summary of ASR Research to Date"}
{"query": "What is the Risk-Informed Completion Time (RICT) in nuclear operations?", "positive": "The Risk Managed Technical Specifications (RMTS) implementation, and specifically discuss the decision process for risk management action (RMA) implementation during a Risk-Informed Completion Time (RICT).", "negative": "More detailed procedures will provide specific responsibilities, limitations, and instructions for implementing the RICT program."}
{"query": "The Online Monitoring Program must adhere to specific guidelines involving the evaluation and analysis of transmitter performance.", "positive": "This program provides controls to determine the need for calibration for pressure, level, and flow transmitters using condition monitoring based on drift analysis.", "negative": "The provisions of Surveillance Requirement 3.0.3 are applicable to the required calibration checks specified in items a.3, b, and c above."}
{"query": "The fire water system is designed to ensure the operability of fire pumps, especially through the effective management of material loss and flow blockage.", "positive": "SLRA Section 2.3.3.7 states that the circulating water system 'contains traveling screens which are credited for filtration of fire pump supply water to support fire pump operability.'", "negative": "The NRC staff is unclear on what a fire window is and what procedures address fire windows. Please discuss what a fire window is, including material and where located, and what procedures address their inspection."}
{"query": "nuclear fuel cycle", "positive": "The nuclear fuel cycle includes the processes of mining, milling, enrichment, and fabrication of fuel, followed by its use in nuclear reactors and the management of spent fuel and radioactive waste.", "negative": "The safety protocols for chemical handling ensure that all materials are stored in compliance with environmental regulations and that personnel are trained to manage hazardous substances effectively."}
{"query": "The NRC mandates specific analytical procedures for assessing thermal margins in licensing applications.", "positive": "The NRC requires licensees to analyze thermal hydraulic performance under various design basis conditions to ensure safety and compliance in their regulatory filings.", "negative": "The data shows varying flow rates and energy measurements at different time intervals, displaying the complex interactions within a reactor's steam cycle."}
{"query": "What is the role of the Emergency Technical Director during emergencies?", "positive": "The Emergency Technical Director (ETD) reports to the SEM in the TSC as part of the augmentation of the on-shift emergency organization. He directs the activities of the Technical Support Team.", "negative": "The Shift Technical Advisor (Control Room) will remain in the Control Room to advise the Shift Manager or Unit Supervisor on operations activities."}
{"query": "In the context of safety systems, redundancy is crucial for mitigating failures in critical operations.", "positive": "The High Pressure Core Spray (HPCS) System ensures reactor vessel water is maintained at safe levels during emergency conditions through multiple channels and redundant instrumentation.", "negative": "The Turbine Trip can occur due to various operational anomalies, leading to immediate reactor safety protocols being enacted."}
{"query": "What measurement units are used for reactor coolant temperatures?", "positive": "The coolant temperatures in the reactors are measured in degrees Celsius (\u00b0C).", "negative": "The reports frequently summarize operational data over time spans such as weeks and months."}
{"query": "What is the activity of Cs-137 in a regulatory context?", "positive": "The activity (pCi/g) of Cs-137 is -2.42E-01 in the sample L101-10A-JACS-003-SS.", "negative": "The activity (pCi/g) of Fe-55 is 3.979E-01 in sample L101-10A-JACS-003-SS."}
{"query": "Diablo Canyon nuclear reactor licensing", "positive": "The Diablo Canyon Power Plant is a nuclear power facility located in California, and it operates with two boiling water reactors (BWRs) that were commissioned in the late 1980s.", "negative": "NRC Document Control Desk is responsible for managing the documentation and administrative processes associated with regulatory filings."}
{"query": "The measurements recorded show the activity levels of various radionuclides in different samples.", "positive": "Gamma results were measured in disintegrations per minute per 100 cm\u00b2 (dpm/100 cm\u00b2) to assess the radioactive contamination in samples.", "negative": "The reactor design includes advanced safety features that mitigate the risks associated with operational abnormalities."}
{"query": "The NRC's examination process requires thorough interpretation and execution of procedures relevant to operating reactors.", "positive": "**Comply with and Use Procedures (1)**      | 1-8         | 1.3        | 5-8         | 7-10       |", "negative": "The competencies checklist outlines various scenarios for different competencies that are necessary for operation but does not detail licensing procedures."}
{"query": "License applications must include detailed information on safety protocols and operational procedures.", "positive": "The NRC reviews regulatory filings to ensure compliance with safety standards and licensing requirements for nuclear facilities.", "negative": "The maintenance of electrical systems is crucial for the overall functioning of a nuclear reactor."}
{"query": "What is the significance of oxidation reduction potential (ORP) in water quality assessments?", "positive": "ORP (Oxidation Reduction Potential) measures the cleanliness of water and its ability to decompose organic materials; it is typically measured in millivolts (mV).", "negative": "The field pH values recorded ranged from 4.59 to 7.33 across various sampling dates, indicating a range of acid to neutral conditions."}
{"query": "The NRC mandates that licensees conduct safety evaluations to ensure compliance with technical specifications.", "positive": "The safety analysis reports must demonstrate that the facility can adequately respond to both design basis and beyond-design-basis events.", "negative": "The history of nuclear power development spans several decades and includes numerous technological innovations."}
{"query": "how to determine the active or inactive status of a senior reactor operator license", "positive": "To maintain an active status, the licensee shall actively perform the functions of an operator or senior operator for a minimum of seven 8 hour shifts a calendar quarter or five 12 hour shifts a calendar quarter in a position credited for watch-standing proficiency.", "negative": "The performance evaluation details the actions and responsibilities required for license maintenance and efficacy of the reactor operations."}
{"query": "minimum cooling time after assembly enrichment", "positive": "Minimum Cooling Time (years) is specified for each range of Minimum Initial Assembly Avg. Enrichment in the loading table for PWR fuel.", "negative": "The coefficients observed in the cooling time data depend directly on the reactor type and operational parameters."}
{"query": "What are uranium screening levels for external exposure?", "positive": "The U.S. Environmental Protection Agency (EPA) has developed uranium screening levels for external exposure for different frequencies of exposure, including decay products.", "negative": "The highest concentration of uranium observed in residual soils at the site was 65 mg/kg in the vicinity of the former raffinate pond where highly concentrated milling fluids were disposed."}
{"query": "The emergency air conditioning system for the control room must have two functional air filtration trains to ensure safe operation.", "positive": "3.7.6 The common control room emergency air conditioning system (CREACS) shall be OPERABLE with: a. Two independent air conditioning filtration trains (one from each unit) consisting of: 1. Two fans and associated outlet dampers, 2. One cooling coil, 3. One charcoal adsorber and HEPA filter array, 4. Return air isolation damper.", "negative": "The control room envelope (CRE) boundary may be opened intermittently under administrative control."}
{"query": "If a system fails to meet its Limiting Condition for Operation, action must be taken to return it to compliance.", "positive": "When a system is determined not to meet the LCO, Condition A is entered.", "negative": "The completion times for required actions are crucial for maintaining safety protocols."}
{"query": "roof ponding in nuclear plant design", "positive": "There are two effects which must be considered to assure that roof ponding has no detrimental effects on safe operation of the plant. They are: The ability of the roof structure to carry the additional weight, locally and globally, resulting from the depth of ponded water; and Potential in-leakage through roof joints such as air intakes/exhausts which would not be submerged under normal rainfall but which may become submerged under intense rains such as the PMP.", "negative": "In the flood studies performed by the firm of Tippets-Abbett-McCarthy-Stratton (TAMS) Hydrologic Engineers and Architects, it was assumed that the PMF hydrograph at Conowingo Dam is the same as that at Harrisburg, or a peak discharge of 1,750,000 cubic feet per second (cfs)."}
{"query": "dynamic load factors", "positive": "To account for the dynamic nature of the blowdown forces, dynamic load factors are applied to the DBA forces applied statically to the finite element representation of the lower support structure.", "negative": "The tangential force acting on the ice baskets due to cross flow in the ice condenser chamber has been taken to be 23.8 lbs per linear foot."}
{"query": "The NRC stipulates that licensees must evaluate the presence and levels of certain nuclides in their environmental monitoring programs...", "positive": "The table lists various nuclides along with their energy levels measured in keV, percent yield, and minimum detectable activity (MDA) measured in pCi/m\u00b2.", "negative": "The Energy (keV) values shown in the table are essential for understanding the radiological profile of the materials in question."}
{"query": "The NRC evaluates the levels of radioactive isotopes such as Co-60 and Cs-137 during regulatory assessments to ensure compliance with safety standards.", "positive": "Measurement results indicate the levels of radioactivity, specifically showing the gamma results for various isotopes including Co-60 and Cs-137 measured in disintegrations per minute per 100 square centimeters (dpm/100 cm\u00b2).", "negative": "Gamma measurements can vary widely based on environmental factors and the specific calibration of detection equipment used in the field."}
{"query": "The Auxiliary Feedwater system consists of multiple trains to ensure adequate coolant supply during various operational modes.", "positive": "Three AFW trains shall be OPERABLE.", "negative": "LCO 3.0.4.b is not applicable when entering MODE 1."}
{"query": "What is the purpose of a detector setup in nuclear regulatory filings?", "positive": "The detector setup is configured to ensure accurate measurement of radiation levels to support regulatory compliance and safety evaluations.", "negative": "The logging mode selected during the tests was continuous, enabling regular updates of the logged units recorded during the measurement."}
{"query": "What is nuclide identification in the context of nuclear safety?", "positive": "The identification report contains the nuclide confidence index threshold, which is set at 0.30, indicating the minimum level of assurance required for the identification of nuclides in regulatory contexts.", "negative": "The report lists the Energy Tolerance as 1.000 keV which is critical for ensuring accurate energy readings during spectrum analysis."}
{"query": "The logic design ensures that Emergency Feedwater is isolated based on conditions from signal feedback, preventing overcooling risks.", "positive": "The function of the EFIC vector logic is to determine whether EFW should not be fed to one or the other SG. This is to preclude the continued addition of EFW to a depressurized SG and, thus, minimize the overcooling effects.", "negative": "The LCOs also support meeting the requirements of GDC-17, \"Electric Power Systems.\""}
{"query": "cyber security controls in nuclear infrastructure", "positive": "It may be appropriate for licensees to consider protecting to the level of a CDA when upgrading AA infrastructure and applications as it is less impactful to address and implement cyber security controls early in the design phase of the life cycle.", "negative": "The reactor coolant system is designed to remove heat from the reactor core and transfer it to the steam generators."}
{"query": "Aging effects must be proactively managed in reactor components to ensure structural integrity throughout their operational life.", "positive": "Aging Management Review assures that the components maintain their intended function, such as the structural integrity of piping and associated parts under various conditions.", "negative": "Piping components are made from stainless steel and are exposed to different internal environments."}
{"query": "The NRC expects licensees to cultivate and sustain a positive safety culture in their operations.", "positive": "The NRC's Safety Culture Policy Statement became effective in June 2011. While a policy statement is not a regulation, it sets forth the agency's expectations for individuals and organizations to establish and maintain a positive safety culture.", "negative": "An environmental assessment for this licensing action is not required since this action is categorically excluded under 10 CFR 51.22(c)."}
{"query": "nuclear reactor licensing process", "positive": "The nuclear reactor licensing process involves multiple phases, including pre-application consultations, formal application submission, safety reviews, and public comment periods, ensuring transparency and thorough evaluation of safety protocols.", "negative": "Many thermal power plants operate on fossil fuels, generating electricity through combustion processes that release gases into the atmosphere, impacting air quality and climate change."}
{"query": "What are the design characteristics preventing steam line breaks from affecting lower ice condenser inlet doors?", "positive": "Postulated steam line breaks inside Containment cannot result in direct steam impingement of the lower ice condenser inlet doors due to the following design characteristics: 1. Piping arrangement with respect to the inlet doors was a major pipe routing consideration. 2. Guard piping of portions of the Main Steam System inside Containment is utilized to preclude: a. steam burn-through of the ice condenser due to jet impingement on the lower inlet doors. b. a LOCA caused by a postulated steam line break. c. a subsequent pipe break of either the Main Steam or Feedwater System of unaffected steam generators. d. local overpressurization caused by excessive flow rates. 3. Restraints and energy absorbers are utilized to restrict excessive movements from a postulated rupture and prevent direct steam impingement on the lower inlet doors.", "negative": "The developed ice condenser cold head will then compress the gasket seals, and will also serve to re-close the doors should the panels briefly and inadvertently break away from the seal during normal operation."}
{"query": "Reactor Pressure Control systems", "positive": "**SYSTEM:** Reactor Pressure Control (SF 3) \u2013 Pressurizer Pressure Control System", "negative": "The operator continues the depressurization."}
{"query": "AlOOH solution volumes in TB tests", "positive": "The total amount of AlOOH added to the test tank was 15.53 kg at test scale or 147.1 kg at the plant scale.", "negative": "Pressure differential across the test strainer, flow rate, and test water temperature were measured and recorded continuously throughout the entire duration of both tests."}
{"query": "requirements for applicants to submit environmental reports", "positive": "Licensees are required by 10 CFR 51.53(c)(1) to submit with its application a separate document entitled 'Applicant\u2019s Environmental Report\u2014Operating License Renewal Stage.'", "negative": "On August 6, 2024, the NRC published a final rule (89 FR 64166) revising its environmental protection regulations in 10 CFR 51, 'Environmental protection regulations for domestic licensing and related regulatory functions.'"}
{"query": "The program must establish protocols to test the containment leakage rate as required by regulatory guidelines.", "positive": "A program shall be established to implement the leakage rate testing of the containment as required by 10 CFR 50.54(o) and 10 CFR 50, Appendix J, Option B, as modified by approved exemptions.", "negative": "The peak calculated containment internal pressure for the design basis loss of coolant accident, Pa, is 42.8 psig for Unit 1 and 38.4 psig for Unit 2."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for a nuclear reactor involves a series of steps including pre-application consultation, application submission, acceptance review, and safety review to ensure compliance with regulatory standards.", "negative": "The reactor core consists of fuel assemblies, control rods, and a coolant system, which play critical roles in maintaining safe operational conditions."}
{"query": "How do main turbine stop valves function during reactor testing?", "positive": "The MicroNet System will perform the following functions during testing: Maintain the 21, 23, and 24MS29 (GV) to maintain load during testing.", "negative": "The evaluator noted that local observation of valve movement is required for proper evaluation."}
{"query": "Fermi-2 PRA model history", "positive": "Table B-1 shows a brief history of the Fermi-2 PRA model.", "negative": "Guidance for use of quantitative and qualitative risk models in support of the On-Line Work Control Process Program for risk evaluations for maintenance tasks (corrective maintenance, preventive maintenance, minor maintenance, surveillance tests and modifications) on systems, structures, and components (SSCs) within the scope of the Maintenance Rule (10CFR50.65(a)(4))."}
{"query": "The Zone IIA saprolitic soil has been examined, leading to the finding that it does not show signs of being susceptible to liquefaction.", "positive": "Soil liquefaction is a process by which loose, saturated, granular deposits lose a significant portion of their shear strength due to pore pressure buildup resulting from cyclic loading, such as that caused by an earthquake.", "negative": "For Profile 1, which is used in the liquefaction and slope stability analysis, the ZPA at the ground surface increased from 0.46g in Table 2.5-46 for the low frequency case to 0.57g using 150 percent Gmax."}
{"query": "inadvertent opening of a pressurizer safety valve", "positive": "An inadvertent opening of a pressurizer safety or relief valve incident is classified as an ANS Condition II event, a fault of moderate frequency. See Section 3.10 for a discussion of Condition II events. As described in Section 4.0, the inadvertent opening of a pressurizer safety or relief valve scenario is analyzed to demonstrate that the DNBR SAFDL, the FCM SAFDL, and the TCS SAFDL are not exceeded as a result of the fuel transition.", "negative": "The pressure continues to decrease throughout the transient. The effect of the pressure decrease is to decrease power via the moderator density feedback, but the reactor control system (if in the automatic mode) functions to attempt to maintain the power and average coolant temperature by withdrawing control rods until reactor trip occurs."}
{"query": "The NRC welcomes input on the environmental impact findings and the processes involved in cultural resources assessment.", "positive": "The NRC staff invites you to submit any comments that you may have on the enclosed cultural resources report, the NRC staff\u2019s finding of Adverse Effect, and the development of an MOA.", "negative": "If you have any questions, comments, or concerns, please contact Sarah Lopas, Senior Environmental Project Manager, by phone at 301-415-6360 or via email at Sarah.Lopas@nrc.gov; or Patricia Vokoun, Environmental Project Manager, by phone at 301-415-3470 or via email at Patricia.Vokoun@nrc.gov."}
{"query": "The NRC evaluates the potential risks associated with temporary modifications to safety systems at nuclear facilities.", "positive": "Virginia Electric and Power Company (Dominion Energy Virginia) has reviewed the proposed change for Surry Power Station (SPS) Units 1 and 2 against the criteria of 10 CFR 50.92 and has concluded the change does not pose a significant safety hazards consideration as defined therein.", "negative": "Existing station abnormal procedures already address a loss of component cooling and the use of alternate cooling for a loss of decay heat removal in the unlikely event they are required."}
{"query": "advanced licensing system", "positive": "ALS helps move forward with the immediate problem in the schedule that the industry is pursuing that was described to us yesterday to allow them to move forward with increased enrichment.", "negative": "It removes a large piece -- uncertainty is not the right word probably because -- a large piece of the regulatory uncertainty."}
{"query": "safety-significant systems cooling", "positive": "In addition to the heat rejection capability of the passive residual heat removal system, systems to transfer heat from structures, systems, and components important to safety to an ultimate heat sink shall be provided, as necessary, to transfer the combined heat load of these structures, systems, and components under normal operating and accident conditions.", "negative": "The single failure criterion language is deleted consistent with the guidance in NEI 18-04 as endorsed by RG 1.233."}
{"query": "The report includes the measured activities of various radionuclides, such as their mean values and associated uncertainties.", "positive": "| Nuclide Name | Nuclide Id | Confidence | Wt mean Activity (pCi/grams) | Wt mean Activity Uncertainty | Comments |\n|---------------|-------------|------------|-------------------------------|------------------------------|----------|\n| K-40          | 0.988       | 5.37E+00   | 6.30E-01                      |                              |          |", "negative": "The report details various isotopes without discussing their effects on structural integrity."}
{"query": "What is the process for submitting an Agreement Application to the NRC?", "positive": "The State is revising their draft Agreement Application to the NRC and expects to have it submitted by the end of 2024.", "negative": "Indiana staff continue to attend NRC training courses and accompany NRC and Agreement State inspectors on inspections in the State."}
{"query": "What is the purpose of a Gaussian Peak Locate Threshold in gamma spectrum analysis?", "positive": "Peak Locate Threshold is defined as the minimum number of counts for identifying a peak, set to 3.00 for the analysis.", "negative": "The sample was acquired on 5/8/2019 at 4:15:48 PM and the live time of the detection was exactly 1800.0 seconds."}
{"query": "Clarifications requested by NRC staff pertain to structural responses related to CoC 1042 Amendment No. 4.", "positive": "TN provided supplemental RAI responses for EOS Amendment No. 4 on November 6, 2024 (ML24311A209, Package ML24311A208).", "negative": "Don Shaw is the contact person from TN Americas LLC, which is a registered organization related to the licensing process."}
{"query": "The documentation stipulates that all licensees must adhere to specific guidelines for radiation safety assessments.", "positive": "The NRC mandates that licensees conduct thorough safety evaluations to minimize risks associated with nuclear facilities.", "negative": "The update to Chart A will now reflect changes in the utilization metrics used for health services."}
{"query": "What is NRC incensable material?", "positive": "4) Are any samples NRC incensable material?", "negative": "The Chain of Custody form or other directive shipping papers must be present for all samples."}
{"query": "What are the environmental impacts of postulated accidents in nuclear licensing?", "positive": "Environmental Impacts of Postulated Accidents are addressed in Appendix F which discusses potential risks and considerations.", "negative": "Environmental Issues and Impact Findings Contained in the Final Rule, 10 CFR Part 51, \u201cEnvironmental Protection Regulations for Domestic Licensing and Related Regulatory Functions\u201d cover broader regulatory functions."}
{"query": "aerosol removal data", "positive": "**Sprays: Aerosol Removal Data**  | Time (hr) | Removal Coef. (hr\u207b\u00b9) | |-----------|-----------------------| | 0.00000   | 0.00000               | | 2.50000E-02 | 6.00000E+00         | | 3.73300E-02 | 0.00000E+00         | | 5.42000E-01 | 6.00000E+00         | | 1.62000E+00 | 6.00000E+00         | | 2.12000E+00 | 6.00000E+00         | | 8.00000E+00 | 0.00000E+00         | | 7.20000E+02 | 0.00000E+00         |", "negative": "**Compartment Number 4: Control Room**  **Compartment Filter Data**  | Time (hr) | Flow Rate (cfm) | Filter Efficiencies (%) |  |-----------|------------------|-------------------------|  | 0.00000   | 3.69583E+04    | Aerosol: 0.00000 | Elemental: 0.00000 | Organic: 0.00000 |  | 3.33333E-02 | 3.69533E+04  | 0.00000  | 9.00000E+00 | 0.00000E+01 |  | 7.20000E+02 | 3.69533E+04  | 0.00000  | 0.00000E+00 | 0.00000E+00 | "}
{"query": "What is the significance of nuclide yield in nuclear regulatory assessments?", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|-----------------------|\n| CS-137        | 661.65       | 85.12     | 5.97E-02             | 9.32E-02                 | 9.32E-02              |", "negative": "Nuclear reactors must adhere to strict regulations to ensure the safety and security of the facility."}
{"query": "What is ARITA in nuclear regulatory context?", "positive": "The ARITA program is designed to enhance the safety and reliability of nuclear reactor operations by improving the standards for regulatory filings and technical safety evaluations.", "negative": "The meeting options include various links to join the conference remotely or to call in using a telephone number."}
{"query": "The accurate evaluation of the centerline temperature is essential for understanding the thermal behavior of nuclear fuel during operation.", "positive": "The best-estimate character of the results for UO\u2082 and gadolinium fuel is confirmed by the centerline temperature predictions shown in Section 4.3.2.", "negative": "The NRC emphasizes the need for continuous monitoring to ensure compliance with safety regulations."}
{"query": "HMC's commitment to address groundwater impacts was outlined following NRC guidelines.", "positive": "The Groundwater Corrective Action Program aims to mitigate and manage potential contamination issues as mandated by regulatory oversight.", "negative": "The attendees of the meeting included representatives from multiple agencies to ensure comprehensive discussion and decision-making."}
{"query": "What is the significance of the Baker-Just equation in nuclear safety assessments?", "positive": "In its posted denial of PRM-50-76, the NRC states, \"The remaining data from Bostrum (`The High Temperature Oxidation of Zircaloy in Water,\" W. A. Bostrup, WAPD-104 March 1954) and Lemmon (`Studies Relating to the Reaction Between Zirconium and Water at High Temperatures,\" A. W. Lemmon, Jr., BMI-1154, January 1957), at more relevant zirconium cladding conditions, were used by Baker and Just in the derivation of their equation.\"", "negative": "It is more likely that those authors merely lifted the description of those references from the Baker-Just report, ML050550198."}
{"query": "NRC\u2019s Regulatory Issue Summary addresses the importance of protecting security-related sensitive information during regulatory processes.", "positive": "NRC\u2019s Regulatory Issue Summary (RIS) RIS 2005-31 provides criteria to identify security related sensitive information and guidance for handling and marking of such documents.", "negative": "A copy of this letter will be available electronically for public inspection in the NRC Public Document Room or from the NRC\u2019s ADAMS, accessible from the NRC Web site at https://www.nrc.gov/reading-rm/adams.html."}
{"query": "The requirements for separating non-class 1E circuits from class 1E circuits are outlined in IEEE 384 section 4.6.1.", "positive": "IEEE 384 section 4.6.1 requires non-class 1E circuits to be separated from class 1E circuits by the minimum separation requirements of sections 5.1.3, 5.1.4, or 5.6.", "negative": "The previous design also periodically tested the trip circuit during quarterly testing."}
{"query": "What are the consequences of a Loss of Coolant Accident (LOCA) in a nuclear reactor?", "positive": "The crew will insert a manual scram on high Drywell pressure due to a break in the 'A' Recirc Loop Suction Line. After the reactor scram and main turbine trip, the RAT fails to transfer to Bus 11. The 1B RFP trips on overcurrent resulting in a loss of all RFPs. Actions per QGA 100 and QGA 100 Alternate Level Control will be taken to try and maintain RPV water level above -142 inches (MSCVRL). Containment parameters will be controlled per QGA 200 actions. When conditions permit, the crew will blowdown the RPV, and restore level with low pressure ECCS systems.", "negative": "The plant is currently at 50% power with the 1C Reactor Feed Pump out of service. Electrical Maintenance has requested the 1A EHC pump secured and removed from service for a motor inspection. The DFWL Operator Work Station (OWS) is out of service."}
{"query": "The NRC mandates a comprehensive safety evaluation of nuclear reactor designs before granting operational licenses.", "positive": "The Nuclear Regulatory Commission (NRC) requires that license applications for nuclear reactors include detailed information about the design, safety analysis, and environmental assessments to ensure public safety and compliance with regulatory standards.", "negative": "Nuclear power plants are designed to operate under high temperatures, utilizing advanced cooling systems to maintain safety during operations."}
{"query": "gamma spectrum analysis", "positive": "The gamma spectrum analysis was performed using a 500 ml Marinelli geometry, with the sample identified as L1-SUB-TDS-FSGS-B09B-SB and weighed 7.858E+02 grams.", "negative": "The sample was taken on 5/23/2019 at 10:21:00 AM, and the acquisition started later on 6/8/2019 at 1:37:52 PM."}
{"query": "Licensees must conduct thorough risk assessments to ensure that safety systems are reliable and effective.", "positive": "The licensing process for nuclear facilities requires a comprehensive review of safety measures and regulatory compliance to protect public health and safety.", "negative": "Regular maintenance of the reactor core is crucial to the overall efficiency of energy production and minimizing operational downtime."}
{"query": "What is the authorized use of Californium-252 in nuclear applications?", "positive": "Authorized use: For use in Tracer Electronic portable gauging device for measuring physical properties of materials.", "negative": "Individuals who have received the training required under 10 CFR 32.210 or by an Agreement State, in the absence of a record of training should be used for not exceeding six months."}
{"query": "nuclear reactor emergency core cooling systems", "positive": "The Emergency Core Cooling System (ECCS) is designed to provide sufficient cooling to the nuclear reactor core in the event of a loss of coolant accident, ensuring that fuel damage is prevented.", "negative": "The cooling systems in many industrial processes are critical for efficiency, but they operate under different principles and do not apply to nuclear reactor safety."}
{"query": "The ability to suspend an individual's license comes with specific conditions under the general licensing authority for GLROs.", "positive": "Individuals operating under license subject to conditions.", "negative": "Facilities must continue to meet the criteria of 53.800 (failure would be a reportable unanalyzed condition)."}
{"query": "Plutonium isotopes", "positive": "Plutonium-238                   | U         | 0.00468  | +/0.0315     | 0.0647| 0.400| pCi/g |    |    | MSX2        | 08/01/19 | 2216 1898436 | 3 | Plutonium-239/240               | U         | -0.00194 | +/0.0249     | 0.0741| 0.400| pCi/g |    |    | MSX2        | 08/01/19 | 2216 1898436 | 3 |", "negative": "Client Sample ID: L1-010-104-AJGS-013-SS"}
{"query": "What role do the Baker-Just and Cathcart-Pawel equations play in ECCS evaluation models?", "positive": "Data from cited experiments indicate that the Baker-Just and Cathcart-Pawel equations used to calculate the metal-water reaction rate in ECCS evaluation models that the NRC has determined to be acceptable for use in evaluating ECCS cooling performance are not conservative.", "negative": "The NRC disagrees that the Baker-Just equation is not conservative."}
{"query": "The spent fuel pool cooling system is equipped with features to prevent siphoning and ensure a continuous water level.", "positive": "Loss of forced cooling calculations have been performed to verify the adequacy of the spent fuel pool as an assured emergency source of primary coolant pump seal water.", "negative": "The amount of time before the pool begins to boil depends on the heat load and the initial pool temperature."}
{"query": "The NRC mandates inspections on critical safety systems during operational outages to ensure compliance with safety regulations.", "positive": "The 71124.04 procedure focuses on Occupational Dose Assessment to maintain the safety of workers and ensure regulatory compliance during the operation of nuclear facilities.", "negative": "The inspection procedure 57050 addresses the visual testing examination aspect of nondestructive testing ensuring structural integrity."}
{"query": "The evaluation of potential environmental impacts must adhere to regulatory guidelines.", "positive": "The NRC conducts environmental reviews to ensure that the licensing of nuclear facilities complies with applicable laws and regulations regarding environmental protection.", "negative": "Reduced rainfall can influence local agriculture and water supply, significantly impacting crop yields and food security."}
{"query": "wind speed analysis in regulatory filings", "positive": "The average wind speed recorded from 2008 to 2024 in Gallup, New Mexico, is 1.65 m/s, as indicated in the wind rose plot.", "negative": "The total count of hours recorded during this period was 110993 hrs, reflecting the extensive data collection for wind direction and speed."}
{"query": "Who are the key personnel involved in the project team?", "positive": "- **Michael Kosman** \u2013 Project Manager\n- **Robert Ammon** \u2013 Technical Director / Project Engineer\n- **Dan Hunt** \u2013 QA Manager", "negative": "The NRC requires comprehensive documentation for all safety analyses conducted at the facility."}
{"query": "What is the importance of regulatory filings in nuclear licensing?", "positive": "Regulatory filings are essential for the nuclear licensing process, as they provide the necessary documentation that demonstrates compliance with safety standards and regulatory requirements set forth by oversight authorities like the NRC.", "negative": "Thermo Process Instruments, LP, a subsidiary of Thermo Fisher Scientific, specializes in high-performance measurement solutions for industrial applications."}
{"query": "What is a reactor seismic isolation system?", "positive": "The purpose of this report is to provide a description of the methodology and requirements to establish the design criteria and qualification of the Natrium\u2122 reactor seismic isolation system (SIS) for review and approval by the U.S. Nuclear Regulatory Commission (NRC).", "negative": "There are no assumptions used in the development of this report requiring verification. There are no open items that require future actions to verify and close."}
{"query": "What is the threshold for the nuclide confidence index used in the identification process?", "positive": "**Nuclide confidence index threshold:** 0.30", "negative": "The table lists various identified nuclides along with their associated data such as confidence, energy, yield, and activity."}
{"query": "The NRC mandates licensees to regularly submit documentation that ensures compliance with safety protocols.", "positive": "Licensees must provide detailed technical information regarding the safety performance of their systems and components as part of the regulatory filings.", "negative": "The financial report detailed the annual expenditures and budget allocations for various departments."}
{"query": "PWR pressurizer vessel top head", "positive": "3-D finite element model and mesh for PWR pressurizer vessel top head (CE design)", "negative": "Unit for pressure is psi"}
{"query": "What is the process for obtaining a nuclear license?", "positive": "The Nuclear Regulatory Commission (NRC) reviews applications for nuclear licenses to ensure compliance with safety regulations and environmental standards.", "negative": "The temperature of the coolant is crucial for maintaining reactor stability and ensuring safe operations."}
{"query": "The regulatory process requires thorough reviews before issuing permits to operators.", "positive": "The NRC's licensing process involves careful evaluation of safety analyses submitted by nuclear power plant operators to ensure compliance with regulatory requirements.", "negative": "The office supports reactor modifications that enhance operational efficiency without compromising safety measures."}
{"query": "What is the significance of the Heat Flux Hot Channel Factor (FQ(Z)) in reactor operation?", "positive": "The purpose of the limits on the values of FQ(Z) is to limit the local (i.e., pellet) peak power density. The value of FQ(Z) varies along the axial height (Z) of the core.", "negative": "These LCOs, along with LCO 3.1.4, 'Rod Group Alignment Limits,' LCO 3.1.5, 'Shutdown Bank Insertion Limits,' and LCO 3.1.6, 'Control Bank Insertion Limits,' maintain the core limits on power distributions on a continuous basis."}
{"query": "What is COBRA-FLX and its significance in critical heat flux correlation?", "positive": "The COBRA-FLX code is a thermal-hydraulic computer code used to calculate the behavior of coolant flow and heat transfer in nuclear reactor core assemblies, particularly during critical heat flux conditions.", "negative": "Table B-1 provides a detailed overview of the test assembly conditions used in various non-mixing grid tests conducted to assess reactor performance."}
{"query": "What are Protective Action Recommendations (PARs) in emergency response?", "positive": "Evaluate recommended protective actions with the Parish President, RADEF Officer and EOC staff. Assist the Parish President in reaching a decision on protective action(s) to implement.", "negative": "At a General Emergency, be prepared to discuss protective action recommendations (PARs) with RBS and LDEQ over the RBS Hotline (Refer to Public Alert procedure)."}
{"query": "general licensed nuclear devices", "positive": "Find enclosed the required annual update for the general licensed nuclear devices at Mount Storm Power Station (GL-701314-26).", "negative": "If you have any questions, please contact me at 304-813-0430."}
{"query": "What is the ECCS Supplemental Boron System?", "positive": "We also added an LCO, or what we call ECCS Supplemental Boron System, which is important for extended cooling periods to maintain shutdown margin -- maintain a reactor shutdown.", "negative": "Next slide, some more changes. A couple things to note here, one of them -- and most of these will be addressed in other discussions, obviously, the design itself or the analyses."}
{"query": "What is the importance of the safety analysis in nuclear power plants?", "positive": "The safety analysis in nuclear power plants is conducted to evaluate the potential risks associated with the design and operation of the facility, ensuring that adequate safety measures are implemented to protect public health and safety.", "negative": "The turbine generator operates by converting mechanical energy into electrical energy, and this process is essential for the overall efficiency of the power plant."}
{"query": "transfer of source or byproduct material", "positive": "(a) No licensee shall transfer source or byproduct material except as authorized pursuant to Part He-P 4030.", "negative": "In considering an application by a licensee to renew or amend its license, DHHS/RHS shall apply the criteria set forth in this chapter for granting of an initial license."}
{"query": "In the event of a de-energized condition, it is essential to consult the appropriate operational procedures, such as the Turbine Runback Response.", "positive": "IF 6.9kV Unit Bd 1C is de-energized, OR motor breakers have tripped, THEN: REFER TO 1-AOI-37, Turbine Runback Response, as necessary.", "negative": "Performer determines that 6.9kV Unit Bd 1C is de-energized, and refers to 1-AOI-37, Turbine Runback Response."}
{"query": "What is atmospheric stability and how is it estimated?", "positive": "For estimates of average dispersion over extended periods, the joint probability of occurrence of wind speed, wind direction, and atmospheric stability must be known.", "negative": "The construction and operation of the EGC ESP Facility will have the potential to influence the local micrometeorology of the area in the immediate vicinity of the CPS Facility."}
{"query": "What is LBB in the context of BWRs?", "positive": "And we've never granted an LBB for BWR. And while that's not part of the rule, there may be other benefits that the BWR community could glean from LBB.", "negative": "So two things. There is an alternative path for BWRs that does not require, that's an LBB evaluation."}
{"query": "The NRC assessed how the uprate would affect the discharge temperatures and their environmental impact.", "positive": "Xcel Energy projected that the power uprate would increase the temperature of the heated water released to the discharge canal by a maximum of 4.5\u00b0F over the pre-uprate temperature range of circulated cooling water released to the discharge canal of 66 to 95\u00b0F.", "negative": "Only nine outbreaks occurred from exposure in lakes and rivers. More than half (52 percent) of the outbreaks were caused by Cryptosporidium. Other agents associated with outbreaks were E. coli, Legionella, norovirus, Pseudomonas, Giardia, and chemicals."}
{"query": "radioactivity measurements for radionuclides", "positive": "The table provides various measurements of radionuclides, including K-40 with an activity of 1.22E+01 pCi/g Dry and a measurement uncertainty of 1.61E-00.", "negative": "The Alquot Volume for K-40 is recorded as 7.35E-01, measured in pCi/g Dry, indicating the effective concentration of the radionuclide."}
{"query": "licensing renewal requirements", "positive": "10 CFR 54.21(a)(1) requires the LR applicant to identify and list those structures and components subject to AMR.", "negative": "The plant level scoping results identify the systems and structures within the scope of LR in Section 2.2."}
{"query": "gamma spectrum analysis", "positive": "Gamma spectrum analysis involves evaluating the energy levels and intensity of gamma radiation emitted from a sample, allowing for the identification and quantification of isotopes present.", "negative": "The facility where the samples were taken, Dairyland_NPP, has regularly scheduled maintenance checks and safety drills to ensure operational integrity."}
{"query": "Meteorological data collected at the site can provide insights into the expected wind patterns throughout the year.", "positive": "Limited wind data are available from a 130-ft tower, 2.2 miles north-northeast of the plant site, and a 33-ft tower at the proposed location of the reactor structures.", "negative": "The record maximum temperature at Scottsboro is 109\u00b0F in July 1930."}
{"query": "What constitutes the Primary Reactor Containment Leakage Testing process?", "positive": "The DCPP 10 CFR Part 50, Appendix J AMP is an existing performance monitoring AMP that consists of tests performed in accordance with 10 CFR Part 50, Appendix J, 'Primary Reactor Containment Leakage Testing for Water-Cooled Power Reactors,' Option B as modified by approved exemptions; RG 1.163, 'Performance-Based Containment Leak-Testing Program,' Revision 0; NEI 94-01, 'Industry Guideline for Implementing Performance-Based Options of 10 CFR Part 50, Appendix J'; and ANSI/ANS 56.8, 'Containment System Leakage Testing Requirements.'", "negative": "The DCPP Masonry Walls AMP is an existing condition monitoring AMP consisting of inspection activities to detect age-related degradation including shrinkage, separation, gaps, loss of material, and cracking for masonry walls within the scope of LR."}
{"query": "What are the aging effects requiring management for concrete used as a gaseous release path?", "positive": "Aging Effect Requiring Management: Cracking, Loss of Bond, and Loss of Material (Spalling, Scaling)", "negative": "The NRC also requires comprehensive safety assessments to be performed by the licensees before any significant changes to the operation of nuclear facilities."}
{"query": "sodium fast reactor", "positive": "The Natrium plant utilizes a pool-type, metal-fuel sodium fast reactor paired with a molten salt energy island.", "negative": "The Reactor Building (RXB) is at the center of the nuclear island located between the Fuel Handling Building and the Reactor Auxiliary Building as shown in Figure 5-1."}
{"query": "What actions should be taken if 1A Train CCS flow is lost?", "positive": "IF 1A Train CCS Flow Lost, THEN PERFORM the following: ENSURE CCP 1-B Running, THEN STOP and LOCKOUT the following pumps: CCP 1-A, TBBP\u2019s 1A & 1B, CS Pump 1A-A, SI Pump 1A-A, RHR Pump 1A-A.", "negative": "Position: BOP"}
{"query": "Nuclear licensees must adhere to specific conditions outlined in the LCO during their operations.", "positive": "LCOs shall be met during specified conditions in the Applicability, except as provided in LCO 3.0.2.", "negative": "The MAGNASTOR\u00ae system is designed to enhance spent fuel storage capacity."}
{"query": "The NRC has established requirements for monitoring the insulation condition of electrical cables that are not subject to EPA qualification.", "positive": "Electrical Insulation for Inaccessible Instrument and Control Cables Not Subject to 10 CFR 50.49 Environmental Qualification Requirements program is a new condition monitoring program that will manage the effects of reduced insulation resistance of non-EQ, in-scope, inaccessible (e.g., installed in buried conduit, embedded raceway, cable trenches, duct banks, vaults, manholes, or direct buried installations), instrument and control cables, exposed to significant moisture.", "negative": "Program will be implemented no later than six months prior to the subsequent period of extended operation. One-time cable testing, initial manhole inspections, and initial visual cable inspections will be completed no later than six months prior to the subsequent period of extended operation, or no later than the last refueling outage prior to the subsequent period of extended operation."}
{"query": "groundwater sampling depth", "positive": "The groundwater sampling depths at Pickard Hall were recorded as ranging from 0 to 15 feet below ground surface (bgs).", "negative": "Pickard Hall was initially constructed in 1965 and underwent extensive renovations in 1990 to enhance its structural integrity."}
{"query": "What is the general license registration process for nuclear devices?", "positive": "Complete all six sections of this registration form. If any of the preprinted information is incorrect, provide the changes in the applicable boxes. USE CAPITAL LETTERS.", "negative": "Enter the company name and the street address for the physical location of use for your device(s). For portable devices, specify the primary storage location."}
{"query": "xenon-135 and reactor startup effects", "positive": "The applicant is required to have knowledge of the xenon-135 production/decay vs. time after shutdown curve, and the effects of xenon-135 on a reactor startup.", "negative": "The core cooling system is designed to maintain the temperature of the reactor core within safe operating limits at all times."}
{"query": "net peak area", "positive": "The net peak area is a measurement used to quantify the amount of detected radiation, representing the total counts of photopeaks minus the background contributions in a given energy range.", "negative": "The FWHM (Full Width at Half Maximum) is a measure used to describe the resolution of peaks in a spectral analysis, indicating the width of the peak at half its maximum height."}
{"query": "nuclear licensing process", "positive": "The nuclear licensing process involves a series of regulatory filings and approvals that ensure the safety and efficacy of nuclear facilities.", "negative": "Schlumberger Technology Corporation provided various services through the use of advanced equipment and technology to enhance operational efficiency."}
{"query": "The seismic design of reactor buildings requires careful analysis of hoop moments.", "positive": "Figure 3-29 illustrates the hoop moment M\u2080 in inch-pounds per inch due to the Safe Shutdown Earthquake (SSE).", "negative": "The data presented includes various measurements essential for hydraulic systems in different reactor types."}
{"query": "nuclide identification", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.000 sigma"}
{"query": "What is the process for raising reactor power during startup?", "positive": "The main emphasis of this section is transition to MODE 1 and raise reactor power to between 13 and 15%.", "negative": "Power escalation should progress based on Operator control of SG levels until the MFW Regs are in AUTO."}
{"query": "background subtraction in spectral analysis", "positive": "The background subtraction process removes contributions from ambient background radiation to isolate the true signal from the measured spectra.", "negative": "The peak centroid indicates the most probable energy of the emitted radiation and is crucial for identifying radionuclides."}
{"query": "maximum allowable channel disagreement nuclear instrumentation", "positive": "Maximum allowable channel disagreement is defined in the context of ensuring that the measurements from nuclear instrumentation, particularly during the Loss of Intermediate Range, do not exceed regulatory thresholds that could affect reactor safety.", "negative": "Unit 1 is critical in the Intermediate Range at 5x10^-10 amps."}
{"query": "What is the POLCA-T water level measurement system?", "positive": "Similar to physical measurement process, the measured water level is determined from an equivalent model to in POLCA-T can be made using SAFIR.", "negative": "A demonstration of the use of the SAFIR level measurement model is a part of the transient validation against Hamaoka 5 start-up tests in."}
{"query": "The licensing process for nuclear facilities ensures compliance with safety and environmental standards.", "positive": "The NRC evaluates applications for reactor licenses to determine whether the proposed facilities will operate in conformity with applicable regulations, ensuring public health and safety.", "negative": "The design of the Grand Gulf Nuclear Station includes several state-of-the-art technologies that enhance operational efficiency."}
{"query": "nuclide confidence index threshold", "positive": "Nuclide confidence index threshold = 0.30", "negative": "Errors quoted at 2.00 sigma"}
{"query": "reactor seismic isolation system qualification", "positive": "The reactor SIS is an active mechanical equipment in accordance with ASME QME-1 because it must undergo mechanical movement in order to accomplish its required function.", "negative": "The N-Certificate holder is responsible for compiling all lifetime and non-lifetime quality records and turning them over to the Owner."}
{"query": "What are the procedures for renewing a nuclear materials license?", "positive": "You should prepare and submit a renewal application on NRC Form 313 (enclosed), following regulations in 10 CFR and licensing guidance NUREG 1556, 'Consolidated Guidance About Materials Licenses.'", "negative": "You must dispose of or transfer all licensed radioactive material in your possession in accordance with 10 CFR 30, 40 and 70."}
{"query": "what is a materials license", "positive": "Pursuant to the Atomic Energy Act of 1954, as amended, the Energy Reorganization Act of 1974 (Public Law 93-438), and Title 10, Code of Federal Regulations, Chapter I, Parts 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 70 and 71, and in reliance on statements and representations heretofore made by the licensee, a license is hereby issued authorizing the licensee to receive, acquire, possess, and transfer byproduct, source, and special nuclear material designated below; to use such material for the purpose(s) and at the place(s) designated below; to deliver or transfer such material to persons authorized to receive it in accordance with the regulations of the applicable Part(s).", "negative": "In accordance with application dated November 08, 2024, License No.: 28-31397-01 is amended in its entirety to read as follows: Expiration Date: January 31, 2035."}
{"query": "The ability to assess the effects of ADS initiation signals is critical for maintaining safe reactor operations.", "positive": "Ability to (a) predict the impacts of the following on the AUTOMATIC DEPRESSURIZATION SYSTEM; and (b) based on those predictions, use procedures to correct, control, or mitigate the consequences of those abnormal conditions or operations: ADS initiation signals present", "negative": "The NRC evaluates applications for new reactor licenses based on their adherence to safety standards."}
{"query": "CRDM housing material requirements", "positive": "CRDM/CEDM Housing - Material: ASME Code Section III (95 Edition) Requirement: NB-2120 NB 2550. Material Spec/ Drawings: ASME Code Section II SA-312 or SA-376 or SA-182. Attributes to Verify/ Acceptance Criteria: Chemistry per SA spec Table 1.", "negative": "Weld procedure qualified per Weld procedure qualified IAW NB 4331 and Section IX."}
{"query": "Exclusion Area Boundary (EAB)", "positive": "The Exclusion Area Boundary (EAB) is defined as the boundary surrounding a nuclear facility within which access is restricted to authorized personnel only, ensuring safety and security in the event of a radiological release.", "negative": "The data shows measurements taken from May 1972 to April 1977, with various directional vectors impacting the Chi/Q values, presented in meters and representing the average dispersion factors."}
{"query": "What is the role of reinforced concrete in flood barrier applications in nuclear facilities?", "positive": "Concrete: Interior is used as a Flood Barrier made from Reinforced concrete, which is essential for protection against flooding in nuclear power plants.", "negative": "The NUREG-1801 Item III.A1.TP-26 provides guidance on Structures Monitoring to manage the aging effects on concrete materials."}
{"query": "The NRC stipulates that applications must comply with established regulatory standards for license amendments, exemptions, and other processes.", "positive": "provide sufficient factual support to show the specific portions of the application fail to meet specific NRC requirements that are applicable to Holtec's requests.", "negative": "Further, the contentions generally do not challenge specific portions of the application much less offer the focused, well supported material challenge that is necessary for contention admissibility."}
{"query": "During a blackout event, the critical batteries are expected to provide power for essential safety systems, maintaining operations for a minimum duration.", "positive": "During a STATION BLACKOUT, the vital batteries will supply DC power to emergency equipment for AT LEAST 2 hours.", "negative": "A. Incorrect but plausible. All of the distractors are time frames that are close to 2 hours. Therefore, all of the distractors are plausible."}
{"query": "The report includes a comparison of various nuclides, detailing their associated energies and activities.", "positive": "| Nuclide Name | Energy (keV) | Yield (%) | Activity (pCi/grams) | Nuclide MDA (pCi/grams) | Line MDA (pCi/grams) |\n|---------------|--------------|-----------|----------------------|--------------------------|----------------------|", "negative": "**Peak Locate From Channel:** 100  \n**Peak Locate To Channel:** 4096"}
{"query": "The monitoring study aimed to gather data on fish impingement during open-cycle operations to inform future regulatory decisions.", "positive": "Purpose: Collect current impingement data during the indirect open-cycle periods of 2017 and 2018.", "negative": "The dominant sport fish included channel catfish, which made up 66.6% of the total number of sport fish collected."}
{"query": "What methods are used for assessing tracer recovery in nuclear analysis?", "positive": "Americium-243 Tracer: Alphaspec Isotope Am241 Am243/Cm243/244, Solid \"Dry Weight Corrected\" | 85.8  |   | 15% - 125% |", "negative": "The project included multiple sampling locations and methodologies to ensure comprehensive analysis."}
{"query": "nuclear regulatory commission licensing process", "positive": "The United States Nuclear Regulatory Commission (NRC) is responsible for licensing nuclear facilities, which includes reviewing applications for construction and operating licenses, as well as amendments to existing licenses.", "negative": "The attachments include various evaluations and mark-ups that provide detailed information related to proposed changes."}
{"query": "The process of evaluating systems and events under the MD8.3 framework is crucial for understanding potential risks in nuclear operations.", "positive": "the known high risk of LOOPs to our facilities (particularly single unit sites, without SBO EDGs) should make us more likely to default to evaluating such events under the MD8.3 and to send an SIT,", "negative": "By not responding in the affirmative to deterministic question(s), a larger and more comprehensive AIT or even IIT was not sent to Duane Arnold."}
{"query": "What is the average enrichment of 235U in PWR fuel assemblies?", "positive": "The table presents the loading arrangements for Pressurized Water Reactor (PWR) fuel assemblies, indicating the average enrichment of weight percent 235U (E) across different assembly types and burnup ranges.", "negative": "The experiment was conducted to determine the thermal efficiencies of various reactor designs under extreme conditions."}
{"query": "The NRC monitors the background levels to assess the safety and reliability of the nuclear facility.", "positive": "Ambiant Background refers to the radiation present in the environment which must be accounted for in safety calculations and assessments.", "negative": "Original Area and Orig. Area Uncertainty quantify the measured peak intensity and its variability in the radiation spectrum."}
{"query": "TRISO fuel fabrication process", "positive": "The TRISO-X Fuel Fabrication Facility is designed to produce TRISO fuel, which consists of small fuel particles coated with multiple layers of ceramic materials that provide excellent resistance to high temperatures and harsh conditions.", "negative": "The figure illustrates the typical stratigraphy within the Valley and Ridge Province, highlighting various formations and their characteristics, such as the Fort Payne Formation and its classification as a strong unit."}
{"query": "The analysis of the high pressure core spray (HPCS) system reveals that it will actuate several times over its operational period.", "positive": "The process piping in penetration 1MC-33 directs flow from the high pressure core spray (HPCS) system to containment when the pumps are tested during refueling outages.", "negative": "For the calculation associated with penetration 1MC-65, the \u201cBackwash\u201d transient which was assumed to occur 2,450 times in 40 years was revised to 110,000 occurrences over 60 years."}
{"query": "flood hazard reevaluation", "positive": "The unit hydrographs developed for the licensing basis PMF and used in the flood hazard reevaluation are developed from gage data and calibrated to historical events.", "negative": "Spillway gate blockage due to maintenance issues or debris has been evaluated and determined to not represent a significant hazard for SQN."}
{"query": "What is the methodology for sizing the Plume Exposure Pathway Emergency Planning Zone?", "positive": "The purpose of this section is to discuss the regulatory basis that supports the PEP EPZ sizing methodology.", "negative": "Also provided are examples where the NRC has considered and approved reduced EPZ sizes."}
{"query": "The diversity of fish species in Lake Keowee is monitored to assess environmental health and ecological balance.", "positive": "Since creation of the lake, Duke Energy, as well as state agencies and other organizations, have monitored Lake Keowee\u2019s fish populations.", "negative": "This species prefers warmer waters and has a lower lethal temperature limit of approximately 41 to 45\u00b0F (5 to 7\u00b0C) (Parsons and Kimsey 1954-TN920)."}
{"query": "What are the operator actions necessary during a rod withdrawal error in a nuclear reactor?", "positive": "In the event of a rod withdrawal error, operators must follow specific procedures detailed in the EOP to ensure reactor safety, which includes immediate actions to stabilize reactor conditions and prevent an escalation of the incident.", "negative": "The cooling system plays a crucial role in maintaining the reactor's operational temperature and preventing overheating, ensuring the safety and integrity of the reactor components."}
{"query": "nuclear licensing requirements", "positive": "The licensing process for nuclear reactors involves rigorous safety assessments, environmental reviews, and public consultations to ensure compliance with regulatory standards set forth by the NRC.", "negative": "The primary functions of series circuits include providing a path for electric current and maintaining a constant current flow in all parts of the circuit."}
{"query": "The NRC has established procedures for the submission of regulatory documents by licensees.", "positive": "The enclosed Order has been forwarded to the Office of the Federal Register for publication.", "negative": "Enclosures include several documents that provide detailed information relevant to the regulatory framework."}
{"query": "An audio assessment will be conducted to detect any potential issues with valve performance.", "positive": "An audio test will be performed on check valves to assist in determining valve degradation.", "negative": "The centrifugal charging pump operates effectively within its designed flow parameters during normal testing conditions."}
{"query": "The fuel assemblies' average enrichment must remain within specified limits to comply with regulatory standards.", "positive": "| wt % 235U (E) |      48 < Assembly Average Burnup \u2264 49 GWd/MTU      |                                      |                             |", "negative": "E \u2265 4.9      | 7.3      | 7.6      | 9.7      | 10.5     | 8.6      | 9.9      | 9.9     |"}
{"query": "The SGTS is designed to ensure that any released radioactive materials are treated effectively before emissions occur.", "positive": "The SGTS maintains a negative pressure within the secondary containment and filters the exhaust air to reduce radioactive contamination in gases prior to their release via the chimney.", "negative": "The License Renewal Boundary Drawings provide essential references for the moderation and stability of reactor components and their compliance with operational protocols."}
{"query": "What is the significance of the cpm unit in nuclear safety monitoring?", "positive": "The term 'units (cpm)' refers to counts per minute, a measure used in radiological monitoring to indicate the level of radiation detected by the instrument.", "negative": "The survey check was conducted for a total of 60 minutes to ensure data accuracy during the logging process."}
{"query": "holding time in nuclear sampling", "positive": "Samples (See Below) were received and analyzed outside the hold time.", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "nuclide identification", "positive": "IDENTIFIED NUCLIDES\nNuclide Name       Id      Energy   Yield(%)   Activity          Activity Uncertainty\n                   Confidence  (keV)               (pCi/grams)", "negative": "Peak Analysis Performed on 5/9/2019 7:20:40 AM"}
{"query": "The NRC mandates that systems monitor effluents to ensure public health safety.", "positive": "Demonstrates that the operations will be conducted so that all airborne effluent releases are as low as is reasonably achievable.", "negative": "For land applications (i) concentrations of radioactive contaminants in soils to show that levels of radium and other nuclides in the soil will not exceed the standard in 10 CFR part 40, Appendix A (ii) impacts to ground-water and surface-water quality (iii) impacts on land use, particularly crops and vegetation (iv) exposures and health risks that may be associated with radioactive constituents reaching the food chain."}
{"query": "The NRC's amendment to the facility license mandates updates to the Emergency Plan following a review of Florida Power & Light Company's submission.", "positive": "Accordingly, by Amendment No. 294, Subsequent Renewed Facility Operating License No. DPR-31 is hereby amended to authorize revision of Turkey Point's Emergency Plan as set forth in Florida Power & Light Company's application dated December 6, 2019, as supplemented by letters dated June 8 and November 5, 2020, and evaluated in the NRC staff's safety evaluation dated January 27, 2021, and to reflect the issuance of this amendment by hereby amending paragraph 3B.", "negative": "This license amendment is effective as of its date of issuance and shall be implemented within 184 days."}
{"query": "The NRC monitors environmental constituents that may exceed safety standards.", "positive": "The Dakota Sandstone (Unit 1) has been found to have uranium exceeding Primary MCLs.", "negative": "The Westwater Canyon (Crownpoint) aquifer has a listed pH level with respect to secondary standards."}
{"query": "What are the conditions for entering Required Action based on system limits?", "positive": "When a system is determined not to meet the LCO, Condition A is entered. If the system is not restored within 7 days, Condition B is also entered, and the Completion Time clocks for Required Actions B.1 and B.2 start.", "negative": "The Completion Time for required actions can vary significantly depending on the complexity of the issue being addressed."}
{"query": "What are the requirements for operating examinations at UUTR reactor?", "positive": "Additionally, Supplement section 2. states: Andrew Allison and Edward Goodell intend to perform their annual operating exams after successful completion of all restoration maintenance and prior to the requested 1 expiration date of December 31st, 2025.", "negative": "It is the staff\u2019s understanding that RRR will be used for special refresher training and the annual operating exams will be completed after maintenance and restart of UUTR reactor."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves a systematic review by the NRC to ensure compliance with safety standards and regulations before any construction or operation can commence.", "negative": "Several models of nuclear reactors have been developed over the years, including pressurized water reactors and boiling water reactors, each with unique design characteristics."}
{"query": "high pressure coolant injection system", "positive": "Pressure Boundary                           | Copper Alloy with 15% Zinc or More | Lubricating Oil (External)   | Loss of Material                 | Lubricating Oil Analysis (B.2.1.25)                  | V.D2.EP-76       | 3.2.1-050               | C     |", "negative": "Heat Exchanger \u2013 (Lube Oil Cooler) Tube Side Components | Pressure Boundary     | Carbon Steel                       | Air - Indoor, Uncontrolled (External) | Loss of Material                      | External Surfaces Monitoring of Mechanical Components (B.2.23) | V.E-44           | 3.2.1-040               | A     |"}
{"query": "What are the rules for construction of fusion energy devices?", "positive": "Division 4 Fusion Energy Devices (FED) issued in November 2018 a Draft Standard for Trial Use of proposed code rules entitled \u201cRules for Construction of Fusion Energy Devices ASME FE.1-2018.", "negative": "The Draft Standard is not an approved consensus standard."}
{"query": "radioactive isotope information", "positive": "| Isotope   | Release (Ci/yr) | Concentration (\u03bcCi/ml) | ECL (\u03bcCi/ml) | Fraction of ECL |\n|-----------|------------------|------------------------|---------------|------------------|\n| Y-90      | 5.0E-05          | 1.2E-17                | 9.0E-10       | 1.3E-08          |", "negative": "The teams conducted simulations to test the performance of the reactor under various scenarios."}
{"query": "What are the repair capabilities addressed in the NRC staff determination for the RadICS platform?", "positive": "The NRC staff determined the RadICS platform design is generally capable of supporting timely recognition, location, replacement, repair, and adjustment of malfunctioning equipment.", "negative": "Some aspects of a system repair capabilities must be determined during application development and therefore compliance with this position should be confirmed during plant application development."}
{"query": "Atrium BWR Enhanced Accident Model", "positive": "The EMF-93-177, Rev. 1, Supplement 3, Atrium BWR Enhanced Accident Model topical report details the safety analysis regarding the behavior of the reactor in postulated accident scenarios, providing insights into the likelihood and consequences of potential events.", "negative": "The completed U.S. Nuclear Regulatory Commission Form 897 is an important document for ensuring compliance with regulatory requirements during the licensing process."}
{"query": "What is the critical rainfall amount defined for one-hour storm events under specific hydrometeorological conditions?", "positive": "The 1-hour PMP event distribution was developed using Hydrometeorological Report 52 (HMR 52) (Reference 14). Per NUREG/CR-7046, the UEP event is defined as a 1-hour/1-square-mile PMP event.", "negative": "The levee feature was used to represent the Kontek Vehicle Barriers in the FLO-2D model to account for the vehicle barrier's effects on local drainage patterns."}
{"query": "Field applied coatings at BFN are essential for ensuring the integrity of the piping systems during repair and maintenance activities.", "positive": "During BFN construction, field applied coatings were applied to steel pipe not mill coated, fittings of mill coated pipe and joints of mill coated pipe by wrapping them with coal tar protective coating in tape form.", "negative": "Soil corrosiveness of the environment in which the buried pipe exists along with site operating experience and BPWORKS\u2122 High Risk Ranking are utilized to develop direct inspection prioritization to assess effectiveness of the coating system."}
{"query": "nickel alloys in nuclear applications", "positive": "The material used for the SG Primary Nozzle to Safe End Welds is Nickel Alloys.", "negative": "Boric Acid Corrosion (B.2.3.4) is a significant aging management program."}
{"query": "CANISTER vessel hydrostatic pressure testing", "positive": "The CANISTER closure lid-to-shell weld (MPC-LACBWR only) is performed in the field following fuel loading. The CANISTER is then hydrostatic pressure tested as defined in Appendix 9.A and described in Appendix 8.A.", "negative": "No overpressure protection is provided. The function of the CANISTER is to confine radioactive contents under normal, off-normal, and accident conditions of storage."}
{"query": "What is included in the SAMA analysis regarding external events?", "positive": "Applicants for license renewal are required by 10 CFR 51.53(c)(3)(ii)(L) to consider SAMAs if not previously considered in an environmental impact assessment, related supplement, or environmental assessment for the plant.", "negative": "In response to NRC information requests to address near-term task force recommendations following the accident at the Fukushima Daiichi Nuclear Power Plant, and in response to Generic Issue (GI)-199, new seismic hazard curves have been developed for each nuclear power plant site."}
{"query": "What is a reactor building-to-suppression chamber vacuum breaker?", "positive": "Each reactor building-to-suppression chamber vacuum breaker shall be OPERABLE.", "negative": "In accordance with the Risk Informed Completion Time Program."}
{"query": "The NRC must evaluate how medical events, particularly those involving radiopharmaceuticals, are reported and processed by licensees today.", "positive": "So a medical event is not a process improvement mechanism. The other thing about medical event reporting of extravasations, this would be really unprecedented in terms of how extravasations are reported.", "negative": "Nowhere else are non-radioactivity extravasations reported to any state or federal agency."}
{"query": "Integrated Safety Analysis definitions", "positive": "The purpose of the call was to discuss the options for resolution of the definitions of unlikely and highly unlikely.", "negative": "The U.S. Nuclear Regulatory Commission (NRC) staff conducted a closed Microsoft Teams meeting with TRISO-X, LLC (TRISO-X) on December 16, 2024, from 3:00 p.m. until 5:00 p.m. to align on the Integrated Safety Analysis (ISA) update from the December 3-4, 2024 Audit Visit."}
{"query": "nuclide identification report", "positive": "The identified nuclides include those that are cataloged in the nuclide library used for the analysis, which provides essential data for understanding radionuclide compositions in safety evaluations.", "negative": "The fitted singlet has a well-defined peak area and the uncertainties are quoted at 2.000 sigma, indicating a high level of accuracy in the measurements."}
{"query": "nuclide MDA report", "positive": "| K-40          | 1460.75      | *         | 3.37E+00              | 6.34E-01                 | 6.34E-01              |", "negative": "| Peak No | Energy (keV) | Peak Size (CPS) | Peak CPS (%) | Uncertainty | Peak Type | Tolerance Nuclide |"}
{"query": "The high pressure coolant injection system is critical for emergency situations in nuclear reactors.", "positive": "The proposed amendment revises the allowable value for CNS Technical Specifications (TS) 3.3.5.1, \"ECCS Instrumentation,\" Table 3.3.5.1-1, \"Emergency Core Cooling System Instrumentation,\" Function 3.f, \"High Pressure Coolant Injection Pump Discharge Flow - Low (Bypass),\" from \u2265 490 gallons per minute (gpm) to \u2265 523 gpm.", "negative": "Pursuant to 10 CFR 50.90, \"Application for amendment of license, construction permit, or early site permit,\" Nebraska Public Power District (NPPD) is submitting a request for an amendment to Renewed Facility Operating License No. DPR-46 for Cooper Nuclear Station (CNS)."}
{"query": "The NRC mandates that licensees adhere to quality assurance standards including those specified in 10 CFR Part 50, Criterion XVII.", "positive": "In GEH QATR QAPD Section 17.8, \"Commitment,\" GEH commits to compliance with Appendix B to 10 CFR Part 50, Criterion XVII, NQA-1-2008 and the NQA-1a-2009 Addenda, Requirement 17, GL 88-18, \"Plant Records and Storage on Optical Disk,\" and Regulatory Information Summary (RIS) 2008-18, \"Guidance on Managing Quality Assurance Records in Electronic Media.\"", "negative": "In Part IV, \"REGULATORY COMMITMENTS,\" GEH commits to the following regulations and guidance documents in Part I and II:"}
{"query": "radioactive materials licensing", "positive": "5. RADIOACTIVE MATERIAL - Element and its atomic number, chemical and physical form, and maximum amount.", "negative": "The applicant understands that all statements and representations made in this application are binding upon the applicant."}
{"query": "What is the minimum detectable concentration for radioanalytical measurements?", "positive": "MDC = Minimum Detectable Concentration.", "negative": "The sample type analyzed was pCi/g dry, indicating a specific activity concentration measurement."}
{"query": "The analysis of surface soil samples revealed the presence of radionuclides like Cs-137 and Co-60, indicating potential contamination.", "positive": "For surface soil samples, Cs-137 was detected at concentrations above Minimum Detectable Concentration (MDC) in eight (8) of the samples, at a maximum concentration of 1.39E-01 pCi/g.", "negative": "In total, sixteen (16) surface soil samples, nineteen (19) subsurface soil samples, and nine (9) asphalt samples were collected in survey units L2-011-101 and L3-012-101."}
{"query": "What is an evapotranspiration cover system in nuclear site management?", "positive": "HMC is proposing to modify the 1995 NRC-approved large tailings pile (LTP) cover design as an evapotranspiration (ET) cover system.", "negative": "Excavation of the borrow areas would not exceed a depth of 3 m (10 ft) below ground surface."}
{"query": "class 1E electrical distribution systems", "positive": "3.8.9 Distribution Systems - Operating | Class 1E AC, DC, and 120 VAC vital bus electrical power distribution subsystems | Yes | (1) Provide necessary power to the ESF systems", "negative": "Inoperability of the pressurizer heaters will be conservatively bounded by assuming an increase in the frequency of a reactor trip initiating event by a factor of 10; this reflects the adverse impact on pressure control due to inoperable pressurizer heaters."}
{"query": "What are the initial conditions for a plant startup?", "positive": "A plant startup is in progress. Another operator is stationed to adjust 71T-4 load tap changer, if required. Nine Mile Point Unit 1 Control Room and Power Control have been notified of all impending bus transfers and tap changer operations. All prerequisites have been met for the bus transfer. Both RPS buses are powered from their respective MG sets. Main Generator load is approximately 80-85 MWe.", "negative": "Transfer Bus 10100 from Reserve to Normal per OP-46A Section D.20."}
{"query": "The analysis of potential accidents is crucial for ensuring safety in nuclear reactors.", "positive": "The ARITA methodology helps in assessing the risk of non-loss of coolant accidents (non-LOCA) while considering various safety parameters.", "negative": "The turbine system efficiency is often evaluated during peak load conditions to optimize power generation."}
{"query": "What considerations are made for the operational configuration of the AFWS during safety evaluations?", "positive": "The AFWS can only be configured in modes consistent with the preliminary Technical Specifications and the preliminary plant procedures.", "negative": "In order to properly model the AFWS, certain assumptions had to be made; in order to be consistent with the NRC's generic evaluation of AFWSs, the scope of the analysis had to be altered accordingly."}
{"query": "structural support aging management", "positive": "Loss of material due to pitting and crevice corrosion, cracking due to SCC", "negative": "One-Time Inspection (B.2.1.20) is a crucial component of the aging management program."}
{"query": "pitting corrosion in pressure boundary components", "positive": "Loss of material due to general, pitting, crevice corrosion.", "negative": "Loss of material due to selective leaching."}
{"query": "The NRC evaluates the complexity associated with design changes, often categorizing them by the number of CDA submissions required.", "positive": "Critical systems often face high complexity levels, requiring significant evaluation due to a large number of CDAs and internetworking with advanced operating systems.", "negative": "Component-level replacements are typically less complicated and may include straightforward tasks like minor adjustments to existing systems."}
{"query": "What are the specific requirements for steam generator tube inspections in nuclear plants?", "positive": "The inspections of the steam generator tubes are performed to ensure that they meet the regulatory safety standards set forth by the NRC, including evaluations for wear, corrosion, and structural integrity during the operational lifecycle of the nuclear plant.", "negative": "During the conference call, various stakeholders discussed the future operational plans for Unit 2, highlighting the importance of regular maintenance and support systems to optimize performance."}
{"query": "Chi/Q calculations for nuclear accident analysis", "positive": "Chi/Q is expressed in sec/m\u00b3 and refers to the ratio of concentration of radioactive material to the rate of release in a specific downwind sector.", "negative": "The table indicates distances in meters for the Low Population Zone (LPZ) surrounding the Clinton Power Station, which are crucial for assessment in various environmental analyses."}
{"query": "The amendment for the Edwin I. Hatch Nuclear Plant, Unit No. 2 has been submitted, ensuring adherence to the Atomic Energy Act and regulatory standards established by the NRC.", "positive": "The application for amendment to the Edwin I. Hatch Nuclear Plant, Unit No. 2 (the facility) Renewed Facility Operating License No. NPF-5 filed by Southern Nuclear Operating Company, Inc. (the licensee), acting for itself, Georgia Power Company, Oglethorpe Power Corporation, Municipal Electric Authority of Georgia, and City of Dalton, Georgia (the owners), dated September 11, 2024, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act), and the Commission\u2019s rules and regulations as set forth in 10 CFR Chapter I;", "negative": "The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission."}
{"query": "What is the purpose of the ADVANCE Act of 2024 in nuclear oversight?", "positive": "Section 507 of the Act requires the NRC to develop and submit to the appropriate committees of Congress a report that identifies specific improvements to the nuclear reactor and materials oversight and inspection programs carried out pursuant to the Atomic Energy Act of 1954 (42 U.S.C. 2011 et seq.) that the Commission may implement to maximize the efficiency of such programs through, where appropriate, the use of risk-informed, performance-based procedures, expanded incorporation of information technologies, and staff training.", "negative": "The meeting notice and agenda are located at Agencywide Documents Access and Management System (ADAMS) Accession No. ML25014A022."}
{"query": "The NRC mandates that operators must assess conditions related to the failure of safety systems such as level transmitters.", "positive": "SG #1 Level Transmitter 1-LT-3-38 Fails Low", "negative": "Failure Of Automatic MFW Pump Control or Instrument is addressed in section 3.6."}
{"query": "The activity of a nuclide is measured in picocuries per gram (pCi/grams)...", "positive": "Wt mean Activity (pCi/grams)", "negative": "Confidence values are derived based on the established criteria for nuclear licensing."}
{"query": "safety-related systems in nuclear reactors", "positive": "The current data set includes information on various safety-related systems critical to maintaining the integrity and operational safety of the reactor environment.", "negative": "The design specifications for the control room layout ensure that operators have direct access to vital information and controls necessary for efficient operations."}
{"query": "What does SLRA Table 4.3.1-1 indicate about the projected cycles for test-condition transients?", "positive": "Specifically, SLRA Table 4.3.1-1 describes the current cumulative cycles (up to 12/31/2019) and 80-year projected cycles for the test-condition transients (i.e., \u201cturbine roll test,\u201d \u201cprimary side hydrostatic test,\u201d and \u201cprimary side leakage test\u201d transients).", "negative": "The staff needs to clarify whether some of the tests will be conducted during the normal operation or other (non-test) transient events such that there is no need to separately count the test transients."}
{"query": "The Maintenance Rule (MR) monitoring programs under 10 CFR 50.65 ensure the evaluation of the unavailability impacts stemming from the RICT initiative.", "positive": "The Maintenance Rule (MR) monitoring programs under 10 CFR 50.65 provide for evaluation and disposition of unavailability impacts that may be incurred from implementation of the RICT program.", "negative": "In addition to impacting cumulative risk, the implementation of the RICT program may potentially impact the unavailability of SSCs."}
{"query": "regulatory filings for nuclear safety analysis", "positive": "Nuclear regulatory filings include detailed safety analyses that demonstrate compliance with safety regulations and standards.", "negative": "The reactor pressure vessel is designed to withstand high pressures during operation and is a critical component of the overall reactor design."}
{"query": "What are the health services provided by the Nebraska Department of Health and Human Services?", "positive": "The Nebraska Department of Health and Human Services offers a variety of health services including health promotion, health disparities, and lifespan health services.", "negative": "Sara Morgan oversees the Health Promotion & Prevention Section, which focuses on improving public health and addressing health disparities among populations."}
{"query": "The NRC establishes the necessary qualifications and responsibilities for Reactor Operators and Senior Reactor Operators according to 10 CFR Part 55.", "positive": "NUREG-2103, \u201cKnowledge and Abilities Catalog for Nuclear Power Plant Operators: Westinghouse AP1000,\u201d provides the basis for the development of content-valid licensing examinations for reactor operators (ROs) and senior reactor operators (SROs). The catalog is designed to ensure equitable and consistent examinations.", "negative": "This catalog is organized into six major sections. K/As are grouped according to the major section to which they pertain."}
{"query": "What is the process for transferring nuclear devices according to NRC requirements?", "positive": "Transferred to another general licensee (Complete Parts 2 and 3)", "negative": "Provide information about devices listed in Section 2 or 6, but no longer in your possession."}
{"query": "What are the appendices included in the NRC Phase 1 guidance revisions?", "positive": "The following Appendices were developed during Phase 1: Appendix A, \u201cQualitative Factors Assessment Tools;\u201d Appendix B, \u201cCost Estimating and Best Practices;\u201d Appendix C, \u201cThe Treatment of Uncertainty;\u201d Appendix D, \u201cGuidance on Regulatory Analysis Related to American Society of Mechanical Engineers (ASME) Code Rules;\u201d and Appendix E, \u201cSpecial Circumstances and Relationship to Other Procedural Requirements.\u201d", "negative": "The NRC staff published the draft revision, in the Federal Register (82 FR 18163, April 17, 2017) for a 60-day public comment period."}
{"query": "equipment tripped in load shedding", "positive": "Equipment tripped whenever load shedding is initiated includes various high-pressure and low-pressure heater drain pumps for both units.", "negative": "Unit 1 Start-up Feed Pump 1-FW-P-1A Running indicates the operational status of feed pumps during startup but does not relate to load shedding."}
{"query": "What does lamellar tearing refer to in welding?", "positive": "This photo shows that lamellar tearing is continuous with the weld cracking - not 'fortuitously ... in the vicinity of a large weld defect.'", "negative": "Whether one caused the other cannot be determined by examination."}
{"query": "What precision is specified for the wind direction measurement?", "positive": "Precision: to nearest degree", "negative": "The wind direction, wind speed, sigma theta, and 197-33 ft. delta-temperature (0.01\u00b0 C precision) sensors added at the 197 ft. level."}
{"query": "wind energy feasibility for baseload power", "positive": "As is the case with other renewable energy sources, the feasibility of wind energy providing baseload power depends on the location (relative to electricity users), value, accessibility, and constancy of the resource.", "negative": "Biomass resources used for biomass fuel-fired power generation include agricultural residues, animal manure, wood wastes from forestry and industry, residues from food and paper."}
{"query": "What is the analytical method used for Tritium Distillation in nuclear testing?", "positive": "- **Analytical Method:** EPA 906.0 Modified", "negative": "The following samples were analyzed using the above methods and analytical procedure(s)."}
{"query": "What is the procedure for appealing a denial of unescorted access by the NRC Facilities Security Branch Chief?", "positive": "When the NRC Facilities Security Branch Chief makes a determination to deny or revoke unescorted access for an individual nominated as a reviewing official, the individual shall be afforded an opportunity to appeal this determination to the Director, Division of Facilities and Security. The determination must be appealed within 20 days of receipt of the written notice of the determination from the NRC Facilities Security Branch Chief.", "negative": "Before the NRC Facilities Security Branch Chief makes a determination to deny or revoke unescorted access to the ISFSI for an individual nominated as a reviewing official, the individual shall be afforded an opportunity to submit information relevant to his or her trustworthiness and reliability."}
{"query": "The State Emergency Operations Center coordinates assistance during emergencies with local and federal agencies.", "positive": "Determine and issue, through the State EOC, the appropriate EAS message.", "negative": "Inform all emergency response personnel that full recovery and unlimited reentry has begun."}
{"query": "Columbia Fuel Fabrication Facility inspection report", "positive": "The Columbia Fuel Fabrication Facility is licensed under License Number SNM-1107 and operates within the regulatory framework established by the U.S. Nuclear Regulatory Commission to ensure compliance with safety and operational standards.", "negative": "The inspection report indicates that the facility has undergone multiple evaluations by inspectors, focusing on the adherence to regulatory requirements and operational protocols."}
{"query": "What are the requirements for CANISTER transfer in nuclear operations?", "positive": "The CANISTER shall be transferred from the TRANSFER CASK to a CONCRETE CASK, or to a transport cask, or returned to an appropriate location for UNLOADING OPERATIONS.", "negative": "Separate Condition entry is allowed for each NAC-MPC SYSTEM."}
{"query": "What is a Liquid Release Form in nuclear regulatory filings?", "positive": "Updated Liquid Release Form for BCP 400-TWX01 revision 69.", "negative": "This JPM previously administered as JPM SA-d on 2016 NRC Exam."}
{"query": "what is a rem in radiation measurement?", "positive": "Rem (Roentgen Equivalent Man) is a unit of radiation dose that relates exposure to the biological effects of the exposure (absorbed exposure or dose). A unit related to the rem is the millirem (mrem). 1 mrem = 1/1000 rem.", "negative": "An Operational Support Center (OSC) is an assembly area that serves as the staging location for Damage Control Teams, the Fire Brigade, the First Aid Team, and the Search and Rescue Team."}
{"query": "What does the flood analysis entail for nuclear facilities?", "positive": "The flood analysis section provides a framework for assessing the Probable Maximum Flood (PMF), which is critical for ensuring that the facility can withstand extreme flood conditions and maintain safety operations.", "negative": "The engineering properties of foundation materials play a significant role in determining the construction viability of structures in seismic zones."}
{"query": "What is the purpose of the HPCI system in nuclear reactors?", "positive": "The HPCI system, or High Pressure Coolant Injection system, is designed to provide emergency core cooling and maintain reactor safety during accidents that could lead to overheating of the reactor core.", "negative": "The Control Center Emergency Air Division I Radiation Monitor is critical for monitoring radiation levels and ensuring the safety of personnel during operational activities."}
{"query": "What does the term best estimate signify in the context of regulatory filings?", "positive": "The applicant will come in with different definitions of what their best estimate evaluation might be or how they're going to apply conservatisms or no in various aspects of the analysis.", "negative": "I think what industry presented today on their understanding of what best estimate today aligns very closely with what we think other than possibly the sampling over the break size -- entire break size range based on frequency."}
{"query": "The evaluation of the adequacy of safety systems is a critical component of the regulatory process.", "positive": "A safety system must be designed to mitigate potential accidents and to ensure that the reactor operates within approved safety margins.", "negative": "The inspection team consisted of several experienced professionals who conducted thorough reviews of the plant's operations."}
{"query": "The NRC mandates that valve operators adhere to specific actuation signals for safety compliance.", "positive": "The actuation signal for the RHR PUMP TO COLD LEG Valve No. NI174 is MANUAL/ REM, indicating the operator's control over the valve's operation.", "negative": "The isolation time for the RHR OUT FROM SUMP Valve No. NI184B is designated as OPEN/ CLOSED, reflecting its operational flexibility."}
{"query": "What is a small-break LOCA in nuclear reactors?", "positive": "Ability to determine and/or interpret the following as they apply to a Small-Break LOCA: Existence of head bubble.", "negative": "The NRC requires licensees to analyze emergency zones for potential impacts during operations."}
{"query": "The NRC guidelines specify that accidental releases from the recycle holdup tank must be thoroughly modeled and their consequences evaluated.", "positive": "This accident is defined as an unexpected and uncontrolled postulated rupture of the recycle holdup tank (RHT).", "negative": "The postulated fuel handling accident has been analyzed for three cases: 1. A fuel handling accident outside the containment in the fuel handling building; 2. A fuel handling accident inside the reactor containment building with the containment airlocks and equipment."}
{"query": "The NRC mandates that licensees perform aging management for materials in systems that are subject to wear and environmental effects.", "positive": "Loss of material due to general (copper alloy only), pitting, crevice corrosion, MIC; flow blockage due to fouling", "negative": "Not Applicable. There are no fiberglass or HDPE piping or piping components exposed to raw water in Auxiliary Systems."}
{"query": "The submitted data includes activity measurements for various radionuclides involved in licensing assessments.", "positive": "The activity (pCi/grams) of the nuclide provides essential information in safety evaluations and regulatory compliance.", "negative": "The NRC outlines procedures for managing environmental aspects related to nuclear activities, focusing on both terrestrial and aquatic ecosystems."}
{"query": "Licensees must submit documentation to demonstrate compliance with safety regulations.", "positive": "All licensees are required to submit a Safety Analysis Report that outlines the safety measures implemented at their facilities.", "negative": "Participants in the virtual meetings will be expected to adhere to the scheduled agenda and contribute to discussions."}
{"query": "What is the role of CFCUs in maintaining containment pressure during a large break LOCA?", "positive": "The minimum equipment assumed to be in operation to maintain containment pressure below design pressure is one train of Containment Spray and two CFCUs.", "negative": "Correct. The minimum is 2 CFCUs and a train of containment spray."}
{"query": "What is the calculation for final charging/seal flow in a centrifugal charging pump?", "positive": "Final Charging / Seal Flow = 11.55 x \\(\\sqrt{\\Delta p @ Test Gauge 1 - FT - 62 - 93C}\\)", "negative": "CHECK the differential pressures recorded in Steps 6.2[10] and 6.2[11] are not within the lower 1/3 of the range of the associated test gauge."}
{"query": "product numbers for nuclear materials", "positive": "The vendor provided various product numbers such as NR-0460-S-922-S and NR-0462-D-801-B for identification of nuclear components.", "negative": "The Minnesota Mining and Manufacturing Company has multiple product designs and configurations available for purchase."}
{"query": "What are the different activities of nuclides in reactor coolant?", "positive": "Normal Plant Operation Source Terms (based on ANSI N237) provide data on Reactor Coolant Activity for various nuclides under specific conditions.", "negative": "Group I - Noble Gases includes nuclides such as Kr-83, Kr-85, Kr-87, and continues to list Kr-88, Kr-89, Xe-131m, Xe-133m, with distinct parameters and activities."}
{"query": "nuclide activity measurement", "positive": "The activity of a nuclide is expressed in picocuries (pCi) per gram, and it represents the rate of decay or disintegration of the radioactive atoms in a given sample.", "negative": "The yield percentage indicates the proportion of the substance that is produced during a specific process, often used in chemical reactions."}
{"query": "What is the role of the FLEX system in nuclear safety?", "positive": "The post-initator operator actions identified for the FLEX system are listed in Table E9-5. These HFEs were identified through procedure and FLEX strategy reviews and refined during the system modeling process.", "negative": "The NRC conducts regular inspections to ensure compliance with safety regulations and operational guidelines."}
{"query": "What are the probabilities associated with tephra-fall eruptions from UWRB?", "positive": "The probability of a tephra-fall eruption from a future eruption from the UWRB volcanic field is:\n\n5.7x10^{-5}/yr \u00d7 1 \u00d7 0.028 = 1.6x10^{-6}/yr", "negative": "Eruptions in the UWRB will have the potential to develop buoyant tephra plumes from VEI2\u20133 events."}
{"query": "POV test acceptance criteria", "positive": "For example, POV test acceptance criteria must be properly translated from design calculations to test procedures.", "negative": "The results of the performance evaluation must be documented and reviewed to ensure compliance with established standards and regulations."}
{"query": "What are invasive species and their regulations in Illinois?", "positive": "Although the IDNR does not maintain a list of general invasive plant and animal species, the agency, along with the Illinois Department of Agriculture, maintains invasive species lists that are regulated through three regulations: the Illinois Exotic Weed Act, Illinois Injurious Species Rule, and the Illinois Noxious Weed Law.", "negative": "The Midwin National Tallgrass Prairie is immediately east of the Des Plaines Conservation Area and is crossed by a short segment of the Goodings Grove transmission corridor."}
{"query": "fuel delivery and storage plans", "positive": "The purpose of the meeting is for USO to discuss with the NRC staff how they will meet the requirements for plans for the delivery and storage of fuel.", "negative": "This covers closed meeting sessions requested pursuant to 10 CFR 2.390(d)(1), which relates to correspondence and reports to or from the NRC which contain information or records concerning a licensee's or applicant's physical protection, classified matter protection, or material control and accounting program for special nuclear material not otherwise designated as Safeguards Information or classified as National Security Information or Restricted Data."}
{"query": "Primary Containment Air Lock in nuclear safety regulations", "positive": "**Primary Containment Air Lock** is defined under Tech Spec 3.6.1.2, and changes related to TSTF-505 are incorporated; however, under certain circumstances, with more than one primary containment air lock inoperable, excessive leakage or a loss of function may occur. Therefore, a Note is added to the Completion Time which prohibits applying a RICT when leakage exceeds limits or there is a loss of function.", "negative": "The DNPS TS do not contain this TS Condition; therefore, TSTF-505 changes are not incorporated."}
{"query": "What is nuclear licensing and its significance in reactor safety?", "positive": "Nuclear licensing is a regulatory process that ensures nuclear installations comply with safety standards and meet the necessary requirements for operation and management.", "negative": "The procurement process requires vendors to provide documentation in order to validate their supply chain and manufacturing capabilities."}
{"query": "What is the definition of breached spent fuel rod?", "positive": "BREACHED SPENT FUEL ROD: Spent fuel with cladding defects that permit the release of gas from the interior of the fuel rod. A fuel rod breach may be a minor defect (i.e., hairline crack or pinhole), allowing the rod to be classified as undamaged, or be a gross breach requiring a damaged fuel classification.", "negative": "The NRC requires that all safety systems be tested and verified regularly to ensure compliance with operational standards."}
{"query": "What is TS 3.5 in nuclear regulatory requirements?", "positive": "TS 3.5 requires that the technical specifications undergo rigorous review to ensure they meet the standards for safety and operational requirements for the reactor.", "negative": "The NRC maintains a comprehensive database of all records related to nuclear facility operations, which includes past inspections and future assessments."}
{"query": "What are the MAPLHGR limits for Framatome Fuel?", "positive": "Table 14 outlines the Average Planar Exposure and the corresponding ATRIUM 11 MAPLHGR limits, indicating values such as 0.0 GWd/MTU equating to 12.0 kW/ft, and progressing to 69.0 GWd/MTU with a limit of 7.2 kW/ft.", "negative": "Nuclear reactors require stringent safety systems to ensure operational reliability; these systems include emergency core cooling, containment systems, and multiple redundancy in safety controls."}
{"query": "What are the requirements of the general license 10 CFR 31.5?", "positive": "C. I am aware of the requirements of the general license, provided in 10 CFR 31.5.", "negative": "WARNING: FALSE STATEMENTS MAY BE SUBJECT TO CIVIL AND/OR CRIMINAL PENALTIES. NRC REGULATIONS REQUIRE THAT SUBMISSIONS TO THE NRC BE COMPLETE AND ACCURATE IN ALL MATERIAL ASPECTS."}
{"query": "subsequent renewed operating licenses", "positive": "Duke Energy. 2021. Letter from S.M. Snider, Vice President, Oconee Nuclear Station, to NRC Document Control Desk, dated June 7, 2021, regarding 'Duke Energy Carolinas, LLC (Duke Energy) Oconee Nuclear Station (ONS), Units 1, 2, and 3 Docket Numbers 50-269, 50-270, 50-287 Renewed License Numbers DPR-38, DPR-47, DPR-55 Application for Subsequent Renewed Operating Licenses.'", "negative": "The Federal Insecticide, Fungicide, and Rodenticide Act, as amended, provides a framework for regulating pesticide use and promoting environmental safety."}
{"query": "What are the characteristic time ratios important for quasi-steady natural circulation observation?", "positive": "Based on the bottom-up scaling analysis presented here, \\( \\Pi_{Pr} \\) and \\( \\Pi_{Gr} \\) are the two relevant characteristic time ratios for the heat exchanger.", "negative": "As mentioned in Section 3.1, the experimental objectives for a scaled test resulting from this scaling effort would be to cover normal operation as well as both phases of the natural circulation scenario in a single facility."}
{"query": "passive containment cooling system", "positive": "Ability to predict and/or monitor changes in parameters associated with operation of the passive containment cooling system, including the following: (CFR: 41.7 / 45.5)", "negative": "Compressed air system"}
{"query": "What are the nearby transportation routes to the Grand Gulf Nuclear Station?", "positive": "The GGNS site area is accessible by both river and road. U.S. Highway 61 and State Highway 18 connect Port Gibson (15 miles southeast of the site) with Natchez, Jackson, and Vicksburg.", "negative": "The nearest military facility was England Air Force Base in Alexandria, Louisiana, approximately 100 miles to the southwest; however, it was officially closed in 1993."}
{"query": "What measures were taken to enhance the access and maintenance of the reactor head?", "positive": "So dropping the pool level allowed us to add those access ports that really improved the maintainability of the design and some of the required sequences.", "negative": "The containment effectively is a big condenser, and so it can really draw the pressure."}
{"query": "Updates to the documents include corrections for the bolting integrity program and modifications to the cooler tube configuration.", "positive": "The LRA markup for Table 3.3.1, Item 3.3.1-64 in Supplement 2, Change #8 is being replaced to include the changes made via Supplement 2, Change #3 which deleted reference to the Bolting Integrity program.", "negative": "Accordingly, LRA Table 3.3.1 and Table 3.3.2-15 are revised."}
{"query": "The NRC specifies design flow rates for safety systems in critical applications.", "positive": "Design Flow Rate, GPM    | 9820", "negative": "| Type                     | Vertical Centrifugal |"}
{"query": "What is meant by the threshold head loss acceptance criteria for debris in nuclear licensing?", "positive": "When determining the threshold head loss acceptance criteria, a break is considered a failure if the quality of any debris type for this break exceeds the tested quantity.", "negative": "The quantity of fines generated and subsequently transported to the containment floor would result in agglomeration."}
{"query": "Following the upgrade of the probabilistic risk assessment models, a report must be drafted detailing the newly developed methods and their assessment.", "positive": "A report describing newly developed methods and their implementation must be submitted following a probabilistic risk assessment (PRA) upgrade associated with newly developed methods and prior to the first use of those methods to calculate a RICT.", "negative": "The annual safety review consists of comprehensive inspections, evaluations, and assessments to ensure the safe operation of the nuclear facility."}
{"query": "automatic depressurization system", "positive": "E.1 Declare Automatic Depressurization System (ADS) valves inoperable.", "negative": "Not applicable when trip capability is not maintained."}
{"query": "What are the measured lead concentrations in air quality monitoring?", "positive": "Measured Lead Concentrations and Comparison with NAAQS", "negative": "Air Quality Monitor Location includes various sites across the urban area."}
{"query": "The regulatory process requires thorough inspections of bolting mechanisms such as those in the core barrel assembly.", "positive": "The visual VT-3 inspections for the specified locking device types look for evidence of broken, separated, or missing bolt locking devices or welds.", "negative": "No need to audit the 40 \u2013 80 criteria in Item B11 of Table 5-1, MRP-227, Rev. 2."}
{"query": "The analysis of Americium isotopes is critical for understanding the contamination levels in the environment.", "positive": "Americium-241 was analyzed and found to have a result of -0.00746 pCi/g with an uncertainty of +/-0.02534.", "negative": "Iron-55 showed a result of -0.689 pCi/g with an uncertainty of +/-6.54, indicating its presence in the waste stream."}
{"query": "What are the plans for the engagement with PNNL regarding the safety evaluation and ACRS interactions?", "positive": "The Division of Operating Reactor Licensing oversees the licensing process for nuclear reactors, ensuring that safety and regulatory standards are met.", "negative": "The review process for contracts can be complex, often requiring coordination between multiple departments."}
{"query": "analog input module failure modes", "positive": "Analog input failures are complicated by the overlaying of failure modes attributable to analog input module error condition and the individual analog input channel errors.", "negative": "The FMEA credits the AC160 window watchdog timer WWDT that is described in the Common Q Topical Report."}
{"query": "The evaluations conducted show that the flaw depth will not exceed allowable limits for the plant's operational life.", "positive": "Since the analyses indicate that the allowable flaw depth will not be reached for the remaining plant life, the flaw evaluations of the pressurizer safety and spray nozzle structural weld overlays will remain valid beyond the 2045 end date of the PEO, in accordance with 10 CFR 54.21(c)(1)(i).", "negative": "During Unit 1 Refueling Outage 19 (1R19) in 2015, while performing an ISI, DCPP identified a weld flaw indication located in ASME Code Class 1 pressurizer spray line pipe weld WIB-378."}
{"query": "critical heat flux correlation", "positive": "COBRA-FLX: ORFEO-HMP Critical Heat Flux Correlation provides a framework for analyzing the critical heat flux conditions in nuclear reactors, crucial for maintaining safe operation under various thermal hydraulic scenarios.", "negative": "Figure A-21 Axial geometry of CHF test CE580 illustrates the distance measurements from the EOH, which are essential for precise engineering assessments, but do not relate specifically to critical heat flux correlation."}
{"query": "What are the certification requirements for drinking water in Louisiana?", "positive": "Louisiana Drinking Water | LA24", "negative": "California | 2940"}
{"query": "The overhead cranes will be designated to ensure they are not left in the proximity of sensitive structures during seismic activities.", "positive": "A seismic PRA was performed to respond to the IPEEE \u2013 Seismic program at SPS. The quantification concluded that no severe accident vulnerabilities exist at SPS from a potential seismic event.", "negative": "In addition to the contingency action plan discussed in Section 3.3, the following project constraints and compensatory measures will be implemented:"}
{"query": "What is the purpose of additional cool time required for nuclear fuel?", "positive": "Table 5.8-49 outlines the additional cool time required for 23 kW damaged PWR fuel to ensure safety and regulatory compliance.", "negative": "Table 5.8-38 compares gamma sources for CEA primary absorber materials, focusing on radiation shielding properties."}
{"query": "The analysis of storm surge at the proposed site combines predicted values with concurrent wind conditions and high tide estimates.", "positive": "In order to satisfy the combined events criteria specified in Section 9.2.2 of ANSI/ANS-2.8-1992, (Reference 2.4.5-1) storm surge at the new plant is evaluated combining probable maximum surge and seiche with wind wave activity concurrent with the 10 percent exceedance high tide, and effects of hurricane-associated precipitation.", "negative": "Water levels further increase due to wind blowing directly over the bay."}
{"query": "What are the steps to take during a Power Range Monitor failure?", "positive": "1. **PLACE** control rods in MANUAL. 2. **CHECK** rod motion STOPPED.  (p) **TRIP** Rx.  **GO TO** 1-E-0, Reactor Trip or Safety Injection. 3. **CHECK** S/G levels NORMAL.  **CHECK** S/G Level controllers in AUTO AND controlling S/G levels.", "negative": "The NRC requires licensees to perform routine maintenance to ensure all systems are operational and compliant with safety standards."}
{"query": "horizontal SSE spectrum", "positive": "Figure 2.5-54A shows four horizontal ground spectra\u2014the mean 5 x 10\u207b\u2075 return period RG 1.165 high- and low-frequency scaled spectra (from Figure 2.5-51), the performance-based spectrum (from Figure 2.5-53) and the selected hard rock SSE spectrum (previously shown in Figure 2.5-48), which is the envelope of the other three spectra.", "negative": "Table 2.5-26 shows the mean 10\u207b\u2074 and mean 10\u207b\u2075 ground motion amplitudes, the calculated values of A_R, the calculated values of the SF, and the resulting performance-based spectral amplitudes A(f). These results were calculated using the same source and ground motion assumptions as for the reference probability approach."}
{"query": "The minimum detectable activity for a specific nuclide is crucial for determining regulatory compliance in nuclear safety assessments.", "positive": "Nuclide MDA (pCi/grams) represents the minimum detectable activity of a specific nuclide in the sample, indicating the lowest level of activity that can be reliably detected.", "negative": "Errors quoted at 2.000sigma reflect the uncertainty surrounding the measurements obtained during the study."}
{"query": "The measurement of gamma radiation in various depths during the sampling process is crucial for assessing background radiation levels.", "positive": "The gamma measurement recorded at a depth of 10-11 feet was 7.9K cpm, indicating significant radiation activity in that interval.", "negative": "During the sampling, photographs were collected to visually document the sampling location and surroundings."}
{"query": "nuclear waste regulatory control", "positive": "Keep nuclear waste under nuclear regulatory control and make the polluters pay to try to isolate it--not release it!", "negative": "This proposal is even more bold and expansive than the many past efforts by the nuclear industry and its \"regulators\" which Congress revoked in the 1992 and the public has repeatedly rejected over the decades of the nuclear age."}
{"query": "What is the role of Chain of Custody (COC) in nuclear sample receipt?", "positive": "Chain of custody documents included with shipment are required to ensure proper handling and tracking of samples in nuclear regulatory processes.", "negative": "The sample containers must be identifiable, and the secondary thermometer device serial number should be recorded if applicable."}
{"query": "What is the flow rate for circulating water at Monticello Nuclear Plant?", "positive": "Circulating Water: 292,000 gpm", "negative": "The facility includes various components such as the discharge canal and retention pond, which play critical roles in the overall environmental management of the site."}
{"query": "NRC enforcement actions", "positive": "Failure to conduct your program in accordance with NRC regulations, license conditions, and representations made in your license application and supplemental correspondence with NRC will result in enforcement action against you.", "negative": "The NRC\u2019s Safety Culture Policy Statement became effective in June 2011."}
{"query": "maximum surge for PMH scenarios", "positive": "Each PMH evaluated in the above table exhibited a central pressure, P\u2080 = 26.65 inches of mercury; pressure drop, \u0394p = 3.5 inches of mercury; and track direction from 138 degrees (moving northwest). The tide is specified as static at the 10% exceedance high tide at the mouth of the Delaware Bay.", "negative": "The radius of maximum winds, R, is critical for estimating potential impacts from severe weather events, particularly in coastal regions where storm surges can be exacerbated by local geography."}
{"query": "What are the effects of dredging on aquatic organisms near nuclear power plants?", "positive": "In the 2013 LR GEIS (NRC 2013-TN2654) analyzed the effects of dredging on aquatic organisms as a new issue and concluded that the effects of this issue would be SMALL during the initial license renewal term for all nuclear power plants.", "negative": "Dredging entails excavating a layer of sediment from the affected areas and transporting that sediment to onshore or offshore areas for disposal."}
{"query": "What is a categorical exclusion in nuclear licensing?", "positive": "The submittals are either not covered by the criteria for CATEX or, in the case of the license transfer request, do not fall within the factual basis underlining the corresponding CATEX.", "negative": "It's the environmental report that they submitted that was of continued relevance."}
{"query": "thermal aging embrittlement of CASS", "positive": "The DCPP Thermal Aging Embrittlement of Cast Austenitic Stainless Steel AMP is informed and enhanced when necessary through the systematic and ongoing review of both plant-specific and industry OE, including research and development, such that the effectiveness of the program is periodically evaluated.", "negative": "AMP effectiveness will be assessed at least every five years per NEI 14-12."}
{"query": "Halon fire suppression system", "positive": "Halon/carbon dioxide fire suppression system piping, piping components | Pressure Boundary | Steel | Air - indoor uncontrolled | Loss of material due to general, pitting, crevice corrosion | Fire Protection (B.2.1.15) | VII.G.AP-150 | 3.3-1, 058 | A", "negative": "Closure bolting | Mechanical Closure | High-strength steel | Air | Cracking due to SCC; cyclic loading | Bolting Integrity (B.2.1.10) | VII.A-04 | 3.3-1, 010 | A"}
{"query": "NRC regulations and information required for an Early Site Permit (ESP) application", "positive": "NRC regulations (Reference 1) require that an ESP application contain certain corporate information about the applicant.", "negative": "Dominion Nuclear Connecticut, Inc., also an indirect, wholly-owned subsidiary of DRI, is the licensed operator of the Millstone Power Station."}
{"query": "The NRC mandates that the letdown flow path must be carefully adjusted to ensure operational safety during the licensing process.", "positive": "Step is critical to align letdown flow path.", "negative": "Examiner Notes: None"}
{"query": "What does the backfit assessment process involve?", "positive": "The backfit assessment process is designed to evaluate whether a proposed modification to a regulatory requirement in light of new information is necessary to maintain safety and regulatory effectiveness.", "negative": "The current scope of rule language is a clarification only."}
{"query": "The program is designed to ensure that instrumentation circuit cables and connections remain functional despite potential aging effects from environmental conditions.", "positive": "The DCPP Insulation Material for Electrical Cables and Connections Not Subject to 10 CFR 50.49 Environmental Qualification Requirements AMP is a new AMP. This AMP will provide reasonable assurance that the intended functions of insulation material for electrical cables and connections that are not subject to the environmental qualification requirements of 10 CFR 50.49 and are exposed to ALEs caused by temperature, radiation, or moisture are maintained consistent with the CLB through the PEO.", "negative": "The safety protocols implemented during emergency situations are evaluated through regular drills and training exercises for all staff."}
{"query": "What are the requirements of the Protected Equipment Program in nuclear facilities?", "positive": "During their review, the inspectors noted a trend involving the implementation of the Protected Equipment Program. Specific CAP entries reviewed by the inspectors included:", "negative": "The inspectors performed a detailed review of several issue reports (ARs) related to non-cited violations (NCVs) and observations made during the 2024 Comprehensive Engineering Team Inspection (CETI). These included, but were not limited to:"}
{"query": "The NRC mandates extensive analysis of geological formations surrounding nuclear facilities to ensure they are safe and sustainable.", "positive": "Clay, medium gray (N5), very plastic, no bedding or laminae (massive), very low permeability.", "negative": "Shale, medium dark gray (N4), hard, blocky with conchoidal fracture, dry, lustrous sheen. Very low permeability."}
{"query": "closed treated water systems", "positive": "The DCPP Closed Treated Water Systems AMP includes condition and corrosion monitoring activities, which provide for opportunistic and periodic inspections of system components and corrosion coupons.", "negative": "The jacket cooling water chemistry has remained stable at DCPP for 39 years."}
{"query": "peak fuel-cladding temperature limit", "positive": "NRC has Overlooked Specific Data Cited by Petitioner from Experiments in which Runaway Oxidation Commenced at Temperatures Lower than the 10 C.F.R. \u00a7 50.46(b)(1) 2200\u00b0F Peak Fuel-Cladding Temperature Limit", "negative": "NRC\u2019s TRACE Simulations of FLECHT Run 9573 Are Invalid because They Did Not Simulate the Section of the Test Bundle that Incurred Runaway Oxidation"}
{"query": "What are external hazard PRA plant models?", "positive": "The external hazard PRA plant model shall include wind-caused significant initiating events and other failures that are significant contributors that can \u2026 shall include wind-caused significant initiating events and other failures that are significant contributors that can \u2026", "negative": "Table 9-2.3-1 describes the necessary modifications to the HLR statements and their implications for regulatory compliance."}
{"query": "drilling through reinforced concrete", "positive": "Three out of the six drillers surveyed had experience drilling through reinforced concrete and steel: a. One driller had experience unexpectedly drilling through an old foundation and hitting one small piece of rebar. b. Another driller had experience drilling through steel well casing. When the casing shifted or a weld broke, he ended up drilling through 0.64 cm [0.25 in] thick casing (a total of 1.27 cm [0.5 in] of steel). c. Another driller hit reinforced concrete when drilling near an old bridge. He could not move the rig and used a hammer to drill through two, 20-cm [8-in] layers.", "negative": "Cuttings are left in the vicinity of the well near the drill rig. The landscaper will level out the property, including the cuttings, afterwards. Sometimes the cuttings are used on roadways. One driller who uses air rotary said that he will create a mound about 3-m [10-ft] square and 0.3 m [1 ft] high around the drill head. He typically drills residential wells at 1- to 5-acre sites, and the owner will move the cuttings afterwards."}
{"query": "nuclear safety briefing", "positive": "10:15am \u2013 10:30am: Safety Briefing & Security Badging", "negative": "12:30pm \u2013 1:30pm: Lunch break"}
{"query": "What are Stress Intensity Factors (SIFs) used for in reactor safety assessments?", "positive": "Stress Intensity Factors (SIFs) for Nozzle Corner Cracks are calculated to determine the structural integrity of components in nuclear vessels under stress conditions.", "negative": "The Journal of Engineering Material and Technology published research on corruption in engineering practices that failed to meet industry standards."}
{"query": "nuclear reactor licensing process", "positive": "The licensing process for nuclear reactors involves several key steps, including the submission of a Construction Permit Application (CPA) and an Operating License Application (OLA), both of which must be reviewed and approved by the NRC to ensure compliance with safety regulations.", "negative": "The maintenance of security systems is crucial for safeguarding sensitive information and ensuring that all internal and external threats are appropriately managed."}
{"query": "What is the importance of hydrostratigraphy in safety analysis for nuclear sites?", "positive": "Hydrostratigraphy of the New Jersey Coastal Plain: Sequences and Facies Predict Continuity of Aquifers and Confining Units.", "negative": "Gravity Anomaly Map of North America, Decade of North American Geology (DNAG), Geological Society of America, scale 1:500,000,000, 5 plates, 1987."}
{"query": "The NRC's analysis of risk indicates a low level of population dose risk due to severe accidents at Oconee Station, particularly in comparison to the 1996 LR GEIS.", "positive": "The Oconee Station SAMA analysis performed during initial license renewal used a full-scope, Level 3 PRA with analysis of both the internal and external events.", "negative": "In general, the population dose risk measures calculated for Oconee Station show relatively low risk of environmental impacts compared to other nuclear power plants (NRC 2023-TN7802)."}
{"query": "The model includes factors that affect uncertainty assessment.", "positive": "The model uncertainty determination also considers the effects of various components and parameters.", "negative": "Developed models in different fields often rely on empirical data to validate predictions."}
{"query": "The neutron fluence calculations for the reactor vessel components are essential for evaluating material degradation during extended operation.", "positive": "The Unit 1, Unit 2, and Unit 3 reactor vessel beltline component fluence analyses have been satisfactorily projected through the subsequent period of extended operation.", "negative": "The tables include data for various components and their responses under different operational stresses."}
{"query": "setpoint methodology", "positive": "1.9 Setpoint Methodology and Calculations: N/A \u2013 setpoint methodology and calculations are not changing.", "negative": "1.8 (Changes to) Technical Specifications: Not included. Technical Specification Changes is part of the LAR. LTR Appendix A provides the safety case for eliminating certain PPS surveillance requirements in accordance with WCAP-18461-P-A (Reference 54)."}
{"query": "What are the requirements for filing a petition to intervene in a nuclear regulatory action?", "positive": "As required by 10 CFR 2.309(d) the petition should specifically explain the reasons why intervention should be permitted with particular reference to the following general requirements for standing: (1) the name, address, and telephone number of the petitioner; (2) the nature of the petitioner\u2019s right to be made a party to the proceeding; (3) the nature and extent of the petitioner\u2019s property, financial, or other interest in the proceeding; and (4) the possible effect of any decision or order which may be entered in the proceeding on the petitioner\u2019s interest.", "negative": "The NRC\u2019s regulations are accessible electronically from the NRC Library on the NRC\u2019s Web site at https://www.nrc.gov/reading-rm/doc-collections/cr/."}
{"query": "What does 10 CFR 51.45(b)(3) require for environmental reports?", "positive": "Per 10 CFR 51.45(b)(3): The environmental report must contain a discussion of alternatives that is sufficiently complete to aid the NRC in developing appropriate alternatives.", "negative": "LRA Table 8.6-1 is titled \"Comparison of Predicted Environmental Impacts\" but does not provide the potential impacts for each phase in each project area (CBP and MEA) and therefore does not provide a complete comparison of predicted impacts."}
{"query": "What is the process for submitting a construction permit application to the NRC?", "positive": "The NRC staff is reviewing a construction permit (CP) application submitted by TerraPower, LLC (TerraPower), on behalf of US SFR Owner, LLC, a wholly owned subsidiary of TerraPower, for the proposed Kemmerer Power Station Unit 1.", "negative": "An environmental report was included as part of the application (ML240884027). These documents may be obtained online in the NRC\u2019s ADAMS Public Documents collection at https://www.nrc.gov/reading-rm/adams.html."}
{"query": "License holders must submit documentation to demonstrate compliance with regulatory standards for reactor safety and operational integrity.", "positive": "The licensing process involves a comprehensive review where the Nuclear Regulatory Commission evaluates the applicant's safety measures, operational protocols, and emergency preparedness plans.", "negative": "Thermal performance testing is typically conducted to assess the efficiency of the heat exchangers in the system."}
{"query": "What are the anticipated environmental impacts of the uranium ISR methods?", "positive": "Due to the benign nature of uranium ISR methods and the lack of unique environmental resources in the area, the potential environmental impacts of the CUP will be minor.", "negative": "The affected (baseline) environment for the Proposed Action is described in Chapter 3, potential environmental impacts are described in Chapter 4, mitigation measures are described in Chapter 5, the monitoring program is described in Chapter 6, and Chapter 7 presents a discussion of the benefits and costs of the project."}
{"query": "What is the purpose of the NRC's Agencywide Documents Access and Management System (ADAMS)?", "positive": "You may obtain publicly-available documents online in the ADAMS Public Documents collection at http://www.nrc.gov/reading-rm/adams.html.", "negative": "For technical questions, contact the individual listed in the FOR FURTHER INFORMATION CONTACT section of this document."}
{"query": "The NRC mandates that components like heat exchangers must maintain their structural integrity over time.", "positive": "Heat Exchanger (Boric Acid Distillate Cooler) Shell Side Components | Structural Integrity (attached) | Stainless Steel | Closed-Cycle Cooling Water (Int) | Loss of Material | Inspection of Internal Surfaces in Miscellaneous Piping and Ducting Components (B.2.3.24) | VII.C2.A-52    | 3.3-1, 049 | E, 1  |", "negative": "Heat Exchanger (Boric Acid Distillate Cooler) Shell Side Components | Leakage Boundary (spatial)   | Stainless Steel | Plant Indoor Air (Ext) | None                              | VII.J.AP-17                                          | 3.3-1, 120     | C         |"}
{"query": "Wenonah Formation geology", "positive": "The Wenonah Formation typically consists of very dark gray to greenish-black, sandy clay with trace shell fragments and trace to little glauconite, and locally consists of clayey and silty, fine-grained to medium-grained sand with trace to little glauconite.", "negative": "The Mount Laurel Formation consists of Upper Cretaceous age marine sediments deposited in a near-shore environment during a marine regression."}