ML20218A202
| ML20218A202 | |
| Person / Time | |
|---|---|
| Site: | NuScale |
| Issue date: | 08/28/2020 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Chowdhury P | |
| Shared Package | |
| ML20023A318 | List: |
| References | |
| Download: ML20218A202 (29) | |
Text
TABLE OF CONTENTS 1 INTRODUCTION AND GENERAL DISCUSSION ............................................................... 1-1 1.1 Introduction............................................................................................................... 1-1 1.1.1 Metrication .................................................................................................... 1-4 1.1.2 Proprietary Information ................................................................................. 1-4 1.1.3 Combined License Applicants Referencing the NuScale Design ................. 1-5 1.1.4 Additional Information ................................................................................... 1-5 1.2 General Design Description ..................................................................................... 1-5 1.2.1 Scope of the NuScale Small Modular Reactor Design ................................. 1-5 1.2.2 Summary of the NuScale Small Modular Reactor Design ............................ 1-6 1.2.3 Engineered Safety Features and Emergency Systems .............................. 1-11 1.2.4 Instrumentation, Controls, and Electrical Systems ..................................... 1-12 1.2.5 Power Conversion System ......................................................................... 1-13 1.2.6 Fuel Handling and Storage Systems .......................................................... 1-13 1.2.7 Plant Cooling Water Systems ..................................................................... 1-13 1.2.8 Radioactive Waste Management System ................................................... 1-14 1.3 General Arrangement of Major Structures and Equipment .................................... 1-14 1.4 Description of Site, Plant, and Facility .................................................................... 1-16 1.4.1 Site Description .......................................................................................... 1-16 1.4.2 General Plant Description ........................................................................... 1-17 1.4.3 Facility Description ..................................................................................... 1-18 1.5 Comparison with Other Facilities ............................................................................ 1-29 1.5.1 Nuclear Power Plants to Be Operated on Multi-unit Sites .......................... 1-30 1.6 Identification of Agents and Contractors ................................................................ 1-30 1.6.1 General and Financial Information ............................................................. 1-30 1.6.2 Principal Consultants and Other Participants ............................................. 1-31 1.7 Requirements for Additional Technical Information ................................................ 1-31 1.7.1 NuScale Testing Programs ......................................................................... 1-31 1.8 Material Referenced ............................................................................................... 1-35 1.9 Drawings and Other Detailed Information .............................................................. 1-39 1.10 Interfaces with Certified Designs ............................................................................ 1-40 1.11 Conformance with Regulatory Criteria ................................................................... 1-41 1.11.1 Conformance with Standard Review Plan ................................................ 1-41 1.12 Summary of Open Items ........................................................................................ 1-44 1.13 Summary of Confirmatory Items ............................................................................. 1-44 i
1.14 Index of Exemptions ............................................................................................... 1-44 1.15 Index of Tier 2* Information .................................................................................... 1-51 1.16 Combined License Information Items ..................................................................... 1-51 1.17 Requests for Additional Information ....................................................................... 1-52 1.18 Conclusion.............................................................................................................. 1-51 2 SITE CHARACTERISTICS AND SITE PARAMETERS ............. Error! Bookmark not defined.
2.1 Geography and Demography ...................................... Error! Bookmark not defined.
2.1.1 Site Location and Description .......................... Error! Bookmark not defined.
2.1.2 Exclusion Area Authority and Control .............. Error! Bookmark not defined.
2.1.3 Population Distribution..................................... Error! Bookmark not defined.
2.2 Nearby Industrial, Transportation, and Military Facilities ............ Error! Bookmark not defined.
2.2.1 Identification of Potential Hazards in Site Vicinity ........... Error! Bookmark not defined.
2.2.2 Evaluation of Potential Accidents .................... Error! Bookmark not defined.
2.3 Meteorology................................................................. Error! Bookmark not defined.
2.3.1 Regional Climatology ....................................... Error! Bookmark not defined.
2.3.2 Local Meteorology ........................................... Error! Bookmark not defined.
2.3.3 Onsite Meteorological Measurements Programs............ Error! Bookmark not defined.
2.3.4 Short-Term Atmospheric Dispersion Estimates for Accident Releases ... Error!
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2.3.5 Long-Term Atmospheric Dispersion Estimates for Routine Releases ..... Error!
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2.4 Hydrologic Engineering ............................................... Error! Bookmark not defined.
2.4.1 Consequential Flood-Causing Mechanisms .... Error! Bookmark not defined.
2.4.2 Flood Protection Requirements ....................... Error! Bookmark not defined.
2.4.3 Low-Water Considerations and Cooling Water Canals and Reservoirs .. Error!
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2.4.4 Ground Water Monitoring ................................ Error! Bookmark not defined.
2.4.5 Accidental Releases of Radioactive Liquid Effluents in Ground and Surface Waters ................................................ Error! Bookmark not defined.
2.4.6 Technical Specifications and Emergency Operation Requirements ........ Error!
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2.5 Geology, Seismology, and Seismic Information .......... Error! Bookmark not defined.
2.5.1 Basic Geologic and Seismic Information ......... Error! Bookmark not defined.
2.5.2 Vibratory Ground Motion ................................. Error! Bookmark not defined.
2.5.3 Surface Deformation........................................ Error! Bookmark not defined.
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2.5.4 Stability of Subsurface Materials and Foundations ........ Error! Bookmark not defined.
2.5.5 Stability of Slopes ............................................ Error! Bookmark not defined.
3 DESIGN OF STRUCTURES, SYSTEMS, COMPONENTS AND EQUIPMENT ........... 3-Error!
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Conformance with the U.S. Nuclear Regulatory Commission General Design Criteria ...................................................................... 3-Error! Bookmark not defined.
Classification of Structures, Systems, and Components ........ 3-Error! Bookmark not defined.
Seismic Classification ................................... 3-Error! Bookmark not defined.
System Quality Group Classification ............ 3-Error! Bookmark not defined.
Wind and Tornado Loading ...................................... 3-Error! Bookmark not defined.
Severe Wind Loading ................................... 3-Error! Bookmark not defined.
Extreme Wind Loads (Tornado and Hurricane Loads) 3-Error! Bookmark not defined.
Water Level (Flood) Design...................................... 3-Error! Bookmark not defined.
Internal Flood Protection for Onsite Equipment Failure ..... 3-Error! Bookmark not defined.
Analysis Procedures ..................................... 3-Error! Bookmark not defined.
Missile Protection ..................................................... 3-Error! Bookmark not defined.
Missile Selection and Description ................. 3-Error! Bookmark not defined.
Structures, Systems, and Components To Be Protected from Externally Generated Missiles ...................... 3-Error! Bookmark not defined.
Barrier Design Procedures ........................... 3-Error! Bookmark not defined.
Protection against Dynamic Effects Associated with the Postulated Rupture of Piping ....................................................................... 3-Error! Bookmark not defined.
Plant Design for Protection against Postulated Piping Failures in Fluid Systems Outside Containment ..................... 3-Error! Bookmark not defined.
Determination of Rupture Locations and Dynamic Effects Associated with the Postulated Rupture of Piping .......... 3-Error! Bookmark not defined.
Leak-before-Break Evaluation Procedures ... 3-Error! Bookmark not defined.
Seismic Design......................................................... 3-Error! Bookmark not defined.
Seismic Design Parameters ......................... 3-Error! Bookmark not defined.
Seismic System Analysis.............................. 3-Error! Bookmark not defined.
Seismic Subsystem Analysis ........................ 3-Error! Bookmark not defined.
Seismic Instrumentation ............................... 3-Error! Bookmark not defined.
Design of Category I Structures ............................... 3-Error! Bookmark not defined.
Concrete Containment .................................. 3-Error! Bookmark not defined.
Steel Containment ........................................ 3-Error! Bookmark not defined.
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Concrete and Steel Internal Structures of Steel Containments ............ 3-Error!
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Seismic Category I Structures ...................... 3-Error! Bookmark not defined.
Foundations .................................................. 3-Error! Bookmark not defined.
Mechanical Systems and Components .................... 3-Error! Bookmark not defined.
Special Topics for Mechanical Components 3-Error! Bookmark not defined.
Dynamic Testing and Analysis of Systems, Structures, and Components ................................................. 3-Error! Bookmark not defined.
ASME BPV Code Class 1, 2, and 3 Components, Component Supports, and Core Support Structures ....... 3-Error! Bookmark not defined.
Control Rod Drive Systems .......................... 3-Error! Bookmark not defined.
Reactor Pressure Vessel Internals ............... 3-Error! Bookmark not defined.
Functional Design, Qualification, and Inservice Testing Programs for Pumps, Valves, and Dynamic Restraints ..... 3-Error! Bookmark not defined.
Seismic and Dynamic Qualification of Mechanical and Electrical Equipment .. 3-Error!
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Introduction ................................................... 3-Error! Bookmark not defined.
Summary of Application................................ 3-Error! Bookmark not defined.
Regulatory Basis .......................................... 3-Error! Bookmark not defined.
Technical Evaluation .................................... 3-Error! Bookmark not defined.
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Conclusion .................................................... 3-Error! Bookmark not defined.
Environmental Qualification of Mechanical and Electrical Equipment .............. 3-Error!
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Technical Evaluation .................................... 3-Error! Bookmark not defined.
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Conclusion .................................................... 3-Error! Bookmark not defined.
ASME BPV Code Class 1, 2, and 3 Piping Systems and Associated Support Design ...................................................................... 3-Error! Bookmark not defined.
Introduction ................................................... 3-Error! Bookmark not defined.
Summary of Application................................ 3-Error! Bookmark not defined.
Regulatory Basis .......................................... 3-Error! Bookmark not defined.
Technical Evaluation .................................... 3-Error! Bookmark not defined.
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Conclusion .................................................... 3-Error! Bookmark not defined.
Threaded FastenersASME BPV Code Class 1, 2, and 3 ... 3-Error! Bookmark not defined.
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Introduction ................................................... 3-Error! Bookmark not defined.
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Technical Evaluation .................................... 3-Error! Bookmark not defined.
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Conclusion .................................................... 3-Error! Bookmark not defined.
4 REACTOR .................................................................................. Error! Bookmark not defined.
4.1 Summary Description .................................................. Error! Bookmark not defined.
4.2 Fuel System Design .................................................... Error! Bookmark not defined.
Introduction ...................................................... Error! Bookmark not defined.
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Regulatory Basis ............................................. Error! Bookmark not defined.
Technical Evaluation ....................................... Error! Bookmark not defined.
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Conclusion ....................................................... Error! Bookmark not defined.
4.3 Nuclear Design ............................................................ Error! Bookmark not defined.
Introduction ...................................................... Error! Bookmark not defined.
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Technical Evaluation ....................................... Error! Bookmark not defined.
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4.4 Thermal-Hydraulic Design ........................................... Error! Bookmark not defined.
Introduction ...................................................... Error! Bookmark not defined.
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4.5 Reactor Materials ........................................................ Error! Bookmark not defined.
Control Rod Drive Structural Materials ............ Error! Bookmark not defined.
Reactor Internal Core and Support Structure Materials . Error! Bookmark not defined.
4.6 Functional Design of Control Rod Drive System ......... Error! Bookmark not defined.
Introduction ...................................................... Error! Bookmark not defined.
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Combined License Information Items .............. Error! Bookmark not defined.
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6 ENGINEERED SAFETY FEATURES ...................................... 6-Error! Bookmark not defined.
6.1 Engineered Safety Feature Materials ....................... 6-Error! Bookmark not defined.
6.1.1 Engineered Safety Feature Materials ........... 6-Error! Bookmark not defined.
6.1.2 Organic Materials ......................................... 6-Error! Bookmark not defined.
6.2 Containment Systems .............................................. 6-Error! Bookmark not defined.
6.2.1 Introduction ................................................... 6-Error! Bookmark not defined.
6.2.2 Containment Heat Removal ......................... 6-Error! Bookmark not defined.
6.2.3 Secondary Containment Functional Design . 6-Error! Bookmark not defined.
6.2.4 Containment Isolation System ...................... 6-Error! Bookmark not defined.
6.2.5 Combustible Gas Control in Containment .... 6-Error! Bookmark not defined.
6.2.6 Containment Leakage Testing...................... 6-Error! Bookmark not defined.
6.2.7 Fracture Prevention of Containment Pressure Boundary .. 6-Error! Bookmark not defined.
6.3 Emergency Core Cooling System ............................ 6-Error! Bookmark not defined.
6.3.1 Introduction ................................................... 6-Error! Bookmark not defined.
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6.3.3 Regulatory Basis .......................................... 6-Error! Bookmark not defined.
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6.4 Control Room Habitability......................................... 6-Error! Bookmark not defined.
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6.4.3 Regulatory Basis .......................................... 6-Error! Bookmark not defined.
6.4.4 Technical Evaluation .................................... 6-Error! Bookmark not defined.
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6.4.6 Conclusion .................................................... 6-Error! Bookmark not defined.
6.5 Fission Product Removal and Control Systems ....... 6-Error! Bookmark not defined.
6.5.1 Engineered Safety Features Filter Systems . 6-Error! Bookmark not defined.
6.5.2 Containment Spray System .......................... 6-Error! Bookmark not defined.
6.5.3 Fission Product Control Systems ................. 6-Error! Bookmark not defined.
6.5.4 Ice Condenser as a Fission Product Cleanup System 6-Error! Bookmark not defined.
6.5.5 Pressure Suppression Pool as a Fission Product Cleanup System ..... 6-Error!
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6.6 Inservice Inspection and Testing of Class 2 and 3 Systems and Components 6-Error!
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6.6.3 Regulatory Basis .......................................... 6-Error! Bookmark not defined.
6.6.4 Technical Evaluation .................................... 6-Error! Bookmark not defined.
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7 INSTRUMENTATION AND CONTROLS........................... 7-Error! Bookmark not defined.
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7.1 Instrumentation and ControlsFundamental Design Principles ... 7-Error! Bookmark not defined.
7.1.1 Safety System Design Basis ........................ 7-Error! Bookmark not defined.
7.1.2 Independence .......................................... 7-Error! Bookmark not defined.
7.1.3 Redundancy .......................................... 7-Error! Bookmark not defined.
7.1.4 Predictability and Repeatability .................... 7-Error! Bookmark not defined.
7.1.6 Disposition of Application-Specific Action Items in the Topical Report Safety Evaluation Design of Highly Integrated Protection Platform ... 7-Error!
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7.1.7 Not Used .......................................... 7-Error! Bookmark not defined.
7.1.8 Hazard Analysis .......................................... 7-Error! Bookmark not defined.
7.2 Instrumentation and ControlsSystem Characteristics ........ 7-Error! Bookmark not defined.
7.2.1 Quality .......................................... 7-Error! Bookmark not defined.
7.2.2 Equipment Qualification................................ 7-Error! Bookmark not defined.
7.2.3 Reliability, Integrity, and Completion of Protective Action . 7-Error! Bookmark not defined.
7.2.4 Operating and Maintenance Bypasses ......... 7-Error! Bookmark not defined.
7.2.5 Interlocks .......................................... 7-Error! Bookmark not defined.
7.2.6 Derivation of System Inputs.......................... 7-Error! Bookmark not defined.
7.2.7 Setpoints .......................................... 7-Error! Bookmark not defined.
7.2.8 Auxiliary Features ......................................... 7-Error! Bookmark not defined.
7.2.9 Control of Access, Identification, and Repair ............. 7-Error! Bookmark not defined.
7.2.10 Interaction between Sense and Command Features and Other Systems .......................................... 7-Error! Bookmark not defined.
7.2.11 Multi-unit Stations ......................................... 7-Error! Bookmark not defined.
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7.2.12 Automatic and Manual Control ..................... 7-Error! Bookmark not defined.
8 ELECTRIC POWER.................................................................... Error! Bookmark not defined.
8.1 Electric PowerIntroduction ....................................... Error! Bookmark not defined.
8.1.1 Introduction ...................................................... Error! Bookmark not defined.
8.1.2 Summary of Application................................... Error! Bookmark not defined.
8.1.3 Regulatory Basis ............................................. Error! Bookmark not defined.
8.1.4 Technical Evaluation ....................................... Error! Bookmark not defined.
8.1.5 Technical Evaluation for Exemptions .............. Error! Bookmark not defined.
8.1.6 Combined License Information Items .............. Error! Bookmark not defined.
8.1.7 Conclusion ....................................................... Error! Bookmark not defined.
8.2 Offsite Power System .................................................. Error! Bookmark not defined.
8.2.1 Introduction ...................................................... Error! Bookmark not defined.
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8.2.3 Regulatory Basis ............................................. Error! Bookmark not defined.
8.2.4 Technical Evaluation ....................................... Error! Bookmark not defined.
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8.2.6 Conclusion ....................................................... Error! Bookmark not defined.
8.3 Onsite Power Systems ................................................ Error! Bookmark not defined.
8.3.1 Alternating Current Power Systems ................ Error! Bookmark not defined.
8.3.2 Direct Current Power Systems ........................ Error! Bookmark not defined.
8.4 Station Blackout .......................................................... Error! Bookmark not defined.
8.4.1 Introduction ...................................................... Error! Bookmark not defined.
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8.4.3 Regulatory Basis ............................................. Error! Bookmark not defined.
8.4.4 Technical Evaluation ....................................... Error! Bookmark not defined.
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9 AUXILIARY SYSTEMS............................................................ 9-Error! Bookmark not defined.
9.1 Fuel Storage and Handling....................................... 9-Error! Bookmark not defined.
9.1.1 Criticality Safety of Fresh and Spent Fuel Storage Handling ............... 9-Error!
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9.1.2 New and Spent Fuel Storage ....................... 9-Error! Bookmark not defined.
9.1.3 Spent Fuel Pool Cooling and Cleanup System .......... 9-Error! Bookmark not defined.
9.1.4 Light Load Handling System (Related to Refueling) ... 9-Error! Bookmark not defined.
9.1.5 Overhead Heavy Load Handling Systems .... 9-Error! Bookmark not defined.
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9.2 Water Systems ......................................................... 9-Error! Bookmark not defined.
9.2.1 Station Service Water System ...................... 9-Error! Bookmark not defined.
9.2.2 Reactor Component Cooling Water System . 9-Error! Bookmark not defined.
9.2.3 Demineralized Water System ....................... 9-Error! Bookmark not defined.
9.2.4 Potable and Sanitary Water Systems ........... 9-Error! Bookmark not defined.
9.2.5 Ultimate Heat Sink ........................................ 9-Error! Bookmark not defined.
9.2.6 Condensate Storage Facilities ...................... 9-Error! Bookmark not defined.
9.2.7 Site Cooling Water System........................... 9-Error! Bookmark not defined.
9.2.8 Chilled Water Systems ................................. 9-Error! Bookmark not defined.
9.2.9 Utility Water Systems ................................... 9-Error! Bookmark not defined.
9.3 Process Auxiliaries ................................................... 9-Error! Bookmark not defined.
9.3.1 Compressed Air Systems ............................. 9-Error! Bookmark not defined.
9.3.2 Process and Postaccident Sampling Systems ........... 9-Error! Bookmark not defined.
9.3.3 Equipment and Floor Drain Systems ............ 9-Error! Bookmark not defined.
9.3.4 Chemical and Volume Control System ......... 9-Error! Bookmark not defined.
9.3.5 Standby Liquid Control System (BWR)Not Applicable ... 9-Error! Bookmark not defined.
9.3.6 Containment Evacuation System and Containment Flooding and Drain System ................................................ 9-Error! Bookmark not defined.
9.4 Air Conditioning, Heating, and Ventilation Systems . 9-Error! Bookmark not defined.
9.4.1 Control Room Area Ventilation System ........ 9-Error! Bookmark not defined.
9.4.2 Reactor Building and Spent Fuel Pool Area Ventilation System .......... 9-Error!
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9.4.3 Radioactive Waste Building Ventilation System ......... 9-Error! Bookmark not defined.
9.4.4 Turbine Building Ventilation System ............. 9-Error! Bookmark not defined.
9.5 Other Process Auxiliaries ......................................... 9-Error! Bookmark not defined.
9.5.1 Fire Protection Program ............................... 9-Error! Bookmark not defined.
9.5.2 Communication Systems .............................. 9-Error! Bookmark not defined.
9.5.3 Lighting Systems .......................................... 9-Error! Bookmark not defined.
9.5.4 Backup Diesel Generator Auxiliary Systems ....9-Error! Bookmark not defined.
10 STEAM AND POWER CONVERSION SYSTEM ....................... Error! Bookmark not defined.
10.1 Summary Description .................................................. Error! Bookmark not defined.
10.2 Turbine Generator ....................................................... Error! Bookmark not defined.
10.2.1 Introduction ...................................................... Error! Bookmark not defined.
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10.2.4 Technical Evaluation ....................................... Error! Bookmark not defined.
10.2.5 Initial Test Program ......................................... Error! Bookmark not defined.
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10.3 Main Steam System .................................................... Error! Bookmark not defined.
10.3.1 Main Steam System ........................................ Error! Bookmark not defined.
10.3.2 Steam and Feedwater System Materials ......... Error! Bookmark not defined.
10.4 Other Features of Steam and Power Conversion System ......... Error! Bookmark not defined.
10.4.1 Main Condensers ............................................ Error! Bookmark not defined.
10.4.2 Condenser Air Removal System ..................... Error! Bookmark not defined.
10.4.3 Turbine Gland Sealing System ........................ Error! Bookmark not defined.
10.4.4 Turbine Bypass System ................................... Error! Bookmark not defined.
10.4.5 Circulating Water System ................................ Error! Bookmark not defined.
10.4.6 Condensate Polishing System ......................... Error! Bookmark not defined.
10.4.7 Condensate and Feedwater System ............... Error! Bookmark not defined.
10.4.8 Steam Generator Blowdown System (PWR) ... Error! Bookmark not defined.
10.4.9 Auxiliary Feedwater System ............................ Error! Bookmark not defined.
10.4.10 Auxiliary Boiler System ................................... Error! Bookmark not defined.
10.4.11Feedwater Treatment System ......................... Error! Bookmark not defined.
11 RADIOACTIVE WASTE MANAGEMENT .................................. Error! Bookmark not defined.
11.1 Source Terms .............................................................. Error! Bookmark not defined.
11.1.1 Introduction ...................................................... Error! Bookmark not defined.
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11.2 Liquid Waste Management System............................. Error! Bookmark not defined.
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11.3 Gaseous Waste Management System ........................ Error! Bookmark not defined.
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11.3.2 Summary of Application................................... Error! Bookmark not defined.
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11.4 Solid Waste Management System .............................. Error! Bookmark not defined.
11.4.1 Introduction ...................................................... Error! Bookmark not defined.
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11.5 Process and Effluent Radiological Monitoring Instrumentation and Sampling System ........................................................................ Error! Bookmark not defined.
11.5.1 Introduction ...................................................... Error! Bookmark not defined.
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11.6 Guidance on Instrumentation and Control Design Features for Process and Effluent Radiological Monitoring and Area Radiation and Airborne Radioactivity Monitoring.................................................................... Error! Bookmark not defined.
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12 RADIATION PROTECTION........................................................ Error! Bookmark not defined.
12.1 Assuring that Occupational Radiation Exposures Are As Low As Is Reasonably Achievable ................................................................... Error! Bookmark not defined.
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12.2 Radiation Sources ....................................................... Error! Bookmark not defined.
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12.2.1 Introduction ...................................................... Error! Bookmark not defined.
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12.3 Radiation Protection Design Features......................... Error! Bookmark not defined.
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12.5 Operational Radiation Protection Program.................. Error! Bookmark not defined.
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Training .................................................................. 13-Error! Bookmark not defined.
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Technical Evaluation .................................. 13-Error! Bookmark not defined.
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14 INITIAL TEST PROGRAM AND INSPECTIONS, TESTS, ANALYSES, AND ACCEPTANCE CRITERIA.14-1 14.1 Introduction............................................................. 14-Error! Bookmark not defined.
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14.3.2 Structural and Systems EngineeringInspections, Tests, Analyses, and Acceptance Criteria ............................. 14-Error! Bookmark not defined.
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14.3.11 Containment SystemsInspections, Tests, Analyses, and Acceptance Criteria .................................... 14-Error! Bookmark not defined.
14.3.12 Physical Security HardwareInspections, Tests, Analyses, and Acceptance Criteria .................................... 14-Error! Bookmark not defined.
14.3.1 External Flooding ProtectionInspections, Tests, Analyses, and Acceptance Criteria .................................... 14-Error! Bookmark not defined.
15 TRANSIENT AND ACCIDENT ANALYSES .......................... 15-Error! Bookmark not defined.
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Increase in Steam Flow .............................. 15-Error! Bookmark not defined.
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Inadvertent Decrease in Boron Concentration in the Reactor Coolant System (Pressurized-Water Reactor) ......... 15-Error! Bookmark not defined.
Inadvertent Loading and Operation of a Fuel Assembly in an Improper Position ....................................................... 15-Error! Bookmark not defined.
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15.5 Increase in Reactor Coolant Inventory ................... 15-Error! Bookmark not defined.
Chemical and Volume Control System Malfunction That Increases Reactor Coolant Inventory .......................... 15-Error! Bookmark not defined.
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Inadvertent Opening of a Pressurizer Safety Valve or an Automatic Depressurization Valve ............................... 15-Error! Bookmark not defined.
Nonradiological Consequences of the Failure of Small Lines Carrying Primary Coolant outside Containment ........ 15-Error! Bookmark not defined.
Steam Generator Tube Rupture ................. 15-Error! Bookmark not defined.
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Loss-of-Coolant Accidents Resulting from Spectrum of Postulated Piping Breaks within the Reactor Coolant Pressure Boundary .......... 15-Error!
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Technical Evaluation .................................. 15-Error! Bookmark not defined.
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16 TECHNICAL SPECIFICATIONS 16.1 Introduction ............................................................... 16-Error! Bookmark not defined.
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Logical Connectors (Section 1.2), Completion Times (Section 1.3),
and Frequency (Section 1.4) ...................... 16-Error! Bookmark not defined.
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17 QUALITY ASSURANCE AND RELIABILITY ASSURANCE ..17-1 17.1 Quality Assurance during the Design Phase .......... 17-Error! Bookmark not defined.
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17.4 Reliability Assurance Program ............................... 17-Error! Bookmark not defined.
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17.5 Quality Assurance Program DescriptionDesign Certification, Early Site Permits, and New License Applicants .................... 17-Error! Bookmark not defined.
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18 HUMAN FACTORS ENGINEERING .......................................... Error! Bookmark not defined.
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18.3.1 Introduction ...................................................... Error! Bookmark not defined.
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18.10.2 Summary of Application ................................. Error! Bookmark not defined.
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18.11 Design Implementation................................................ Error! Bookmark not defined.
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18.12 Human Performance Monitoring ................................. Error! Bookmark not defined.
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19 PROBABILISTIC RISK ASSESSMENT AND SEVERE ACCIDENT EVALUATION ..... Error!
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19.3 Regulatory Treatment of Nonsafety Systems for Passive Advanced Light Water Reactors ........................................................... Error! Bookmark not defined.
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19.4 Strategies and Guidance to Address Loss of Large Areas of the Plant Because of Explosions and Fires ................................ Error! Bookmark not defined.
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20 MITIGATION OF BEYOND-DESIGN-BASIS EVENTS...20-1 20.1 Mitigating Strategies for Beyond-Design-Basis Events ........ 20-Error! Bookmark not defined.
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21 MULTIMODULE DESIGN CONSIDERATIONS21-1 21.0 Introduction ............................................................... 21-Error! Bookmark not defined.
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APPENDICES APPENDIX A CHRONOLOGYA-1 APPENDIX B REFERENCEB-1 APPENDIX C ACRONYMNS..C-1 APPENDIX D PRINCIPAL CONTRIBUTIORS.D-1 APPENDIX E REQUESTS FOR ADDITIONAL INFORMATION..E-1 APPENDIX F REPORT BY THE ADVISORY COMMITTEE ON REACTOR SAFEGUARDS.F-1 xxii
LIST OF FIGURES Figure 2.5-1 NuScale horizontal (a) and vertical (b) certified seismic design response spectra 5-percent damping (after DCA Part 2 Tier 1, Figures 5.0-1 and 5.0-2 .2-68 Figure 2.5-2 NuScale horizontal (c) and vertical (d) certified seismic design response spectra highfrequency 5-percent damping (after DCA Part 2 Tier 1, Figures 5.0-3 and 5.0-4)........2-69 Figure 7.1.5-1 Effect of digital-based CCF on MPS built-in diversity....7-63 Figure 7.2.7-1 Setpoint relationships during surveillance testing and calibration ....7-141 xxiii
LIST OF TABLES Table 1.8-1 NuScale Referenced Topical Reports.1-35 Table 1.8-2 NuScale Referenced Technical Reports.1-36 Table 1.10-1 Summary of NuScale Certified Design Interfaces with Remainder of Plant.1-40 Table 1.14-1 NuScale Design Certification Exemptions ..1-44 Table 1.16-1 Combined License Information Items Identified in the DCA....1-51 Table 2.0-1 NuScale COL Information Item for DCA Part 2 Tier 2, Section 2.0 ..2-3 Table 2.1-1 NuScale COL Information Item for DCA Part 2 Tier 2, Section 2.1.12-6 Table 2.2-1 NuScale COL Information Items related to DCA Part 2 Tier 2, Section 2.2.1-2.2.2..2-14 Table 2.3.1-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.3.1.......2-38 Table 2.3.2-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.3.2....2-39 Table 2.3.3-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.3.3....2-42 Table 2.3.4-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.3.4....2-47 Table 2.3.5-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.3.5....2-51 Table 2.4.1-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.4 Hydrologic Engineering,.2-55 Table 2.5-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 2.5.1....2-67 Table 3.1-1 NuScale-Specific Principal Design Criteria....3-2 Table 3.2.1-1 NuScale COL Information Item for Section 3.2.1.....3-9 Table 3.2.2-1 NuScale COL Information Item for Section 3.2.2...3-14 Table 3.3.1-1 NuScale COL Information Item for Section 3.3.1,.3-16 Table 3.3.2-1 NuScale COL Information Item for Section 3.3.2..3-19 xxiv
Table 3.4.1-1 NuScale COL Information Items for Section 3.4.1....3-23 Table 3.4.2-1 NuScale COL Information Items for Section 3.4.2....3-26 Table 3.5.1.3-1 NuScale COL Information Items for Section 3.5.1.3-35 Table 3.5.1.4-1 NuScale COL Information Items for Section 3.5.1.....3-39 Table 3.5.1.5-1 NuScale COL Information Items for Section 3.5.1.....3-41 Table 3.5.1.6-1 NuScale COL Information Item for Section 3.5.1.......3-43 Table 3.6.1-1 NuScale COL Information Items for Section 3.6.1. ....3-61 Table 3.6.2-1 NuScale COL Information Items for Section 3.6-2.....3-78 Table 3.7.1-1 NuScale COL Information Items for Section 3.7.1 ....3-96 Table 3.7.2-1 NuScale COL Information Items for Section 3.7.2 ......3-118 Table 3.7.3-1 NuScale COL Information Item for Section 3.7.3........3-127 Table 3.7.4-1 NuScale COL Information Items for Section 3.7.4 ..3-130 Table 3.8.4-1 NuScale COL Information Items for Section 3.8.4 ......3-154 Table 3.8.5-1 NuScale COL Information Item for Section 3.8.5 ....3-185 Table 3.9.1-1 NuScale COL Information Items for Section 3.9.1.3-193 Table 3.9.2.-1 NuScale COL Items for DCA Part 2, Tier 2, Section 3.9.2 ....3-231 Table 3.9.3-1 NuScale COL Information Item for Section 3.9.3.....3-243 Table 3.9.4-1 NuScale COL Information Item for Section 3.9.4.....3-250 Table 3.9.5-1 NuScale COL Information Item for Section 3.9.5.....3-264 Table 3.9.6-1 NuScale COL Information Items for Section 3.9.6.......3-293 Table 3.10.5-1 NuScale COL Information Items for Section 3.10....3-305 Table 3.11-1 NuScale COL Information Items for Section 3.113-325 Table 3.12-1 NuScale COL Information Items for Section 3.123-354 Table 3.13-1 List of Threaded Fasteners Used in the NuScale Design Reviewed in Section 3.13 of the SER..3-360 Table 3.13-2 NuScale COL Information Item for Section 3.13.....3-366 Table 4.2-1 NuScale COL Information Item for DCA Part 2, Tier 2, Section 4.2 ...4-14 xxv
Table 5.2.2-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 5.2.2..5-12 Table 5.2.3-1 Reactor Coolant Pressure Boundary Materials..5-13 Table 5.2.3-2 NuScale COL Information Items for DCA Part 2, Tier 2, Section 5.2.3......5-22 Table 5.2.4-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section5.2.45-27 Table 5.2.5-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 5.2.5......5-37 Table 5.3.1-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 5.3.1......5-44 Table 5.3.2- NuScale COL Information Items for DCA Part 2, Tier 2, Section 5.3.2 .5-48 Table 5.4.2-1 NuScale SG Materials Related COL Information Item in DCA Part 2, Tier 2.........5-63 Table 5.4.2-2 NuScale SG Program Related COL Information Items in DCA Part 2, Tier 2.....5-70 Table 6.2-1 NuScale COL Information Items for Section 6.2.1.1..6-32 Table 6.2-2 NuScale COL Information Items for Section 6.2.2 .......6-56 Table 6.2.6-1 NuScale COL Information Items for Section 6.2.6.......6-102 Table 6.3-1 NuScale COL Information Items for Section 6.3..6-119 Table 6.4-1 NuScale COL Information Items for Section 6.4.4 ......6-133 Table 6.6-1 NuScale COL Information Items for Section 6.6..6-139 Table 7.0-1 MCS Subsystems Control Inputs and Functions ..7-18 Table 7.1-1 Configuration of the Slave Modules to Alarm and Assume a Fail-Safe, State..7-43 Table 7.1-2 General Rules to Support Functional Independence in the SFM and EIM....7-45 Table 7.2-1 NuScale COL Information Items for Section 7.2.1...7-113 Table 8-1 NuScale Combined License Information Items for Section 8.2...8-28 Table 8-2 Combined License Information Items for DCA Part 2, Tier 2, Section 8.3.1 .......8-44 Table 9.1.1-1 NuScale COL Information Items for Section 9.1.1.9-16 Table 9.1.2-1 NuScale COL Information Items for Section 9.1.2 ....9-26 Table 9.1.4-1 NuScale COL Information Items for Section 9.1.4 ....9-43 xxvi
Table 9.1.5-1 NuScale COL Information Items for Section 9.1.5 ....9-51 Table 9.2.2-1 NuScale COL Information Items ......9-59 Table 9.2.4-1 NuScale COL Information Items for Section 9.2.4 ....9-66 Table 9.2.7-1 NuScale COL Information Item for Section 9.2.7 .9-84 Table 9.2.9-1 NuScale COL Information Item for Section 9.2.9 .9-92 Table 9.3.2-1 NuScale COL Information Items ....9-103 Table 9.3.4-1 NuScale COL Information Items for Section 9.3.4 ..9-121 Table 9.4.1-1 Combined License Information Items .......9-135 Table 9.4.2-1 Combined License Information Items ...9-144 Table 9.4.3-1 NuScale COL Information Item for Section 9.4.3.....9-149 Table 9.4.4-1 NuScale COL Information Item for Section 9.4.4 ....9-153 Table 9.5.1-1 NuScale COL Information Items for Section 9.5.1 .........9-164 Table 9.5.2-1 NuScale COL Information Item for Section 9.5.2 ....9-173 Table 10.3.2-1 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 10.3.2 ...10-18 Table 10.4.6-1 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 10.4.6 ...10-37 Table 10.4.10-1 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 10.4.10 ........10-49 Table 10.4.11-1 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 10.4.11 ........10-51 Table 12.1-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 12.1 ......12-5 Table 12.2-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 12 .......12-21 Table 12.3-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 12.3 12-46 Table 12.5-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 12.5 ....12-49 Table 13.1-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 13.1 .13-4 Table 13.2-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 13.2 ....13-9 xxvii
Table 13.3-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Sections 13.3 and 14.3 ....13-16 Table 13.4-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 13.4 ......13-18 Table 13.5-1 NuScale COL Information Items Related to DCA Part 2 Tier 2, Section 13.5 ......13-24 Table 13.6-1 NuScale COL Information Items related to Section 13.6....13-43 Table 14.2-1 NuScale Section 14.2 Test Abstracts Reviewed at the DC Stage .......14-10 Table 14.2-2 NuScale Section 14.2 Test Abstracts Not Reviewed at the DC Stage ....14-13 Table 14.2-4 NuScale COL Information Items for DCA Part 2, Tier 2, Section 14.2 ....14-13 Table 14.3.1-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 14.3.1..14-20 Table 15.4.7-1 NuScale COL Information Items related to Section 15.4.........15-139 Table 15.6.6-1 Initial Conditions and Input Parameters for the Inadvertent Operation of ECCS Event .......15-176 Table 16.4.1-1 MPS (RTS and ESFAS) Instrumentation Functions ...16-16 Table 16.4.1-2 RTS Logic and Actuation Function .......16-28 Table 16.4.1-3 ESFAS Logic and Actuation Functions ....16-29 Table 16.4.7-1 Default Shutdown Action Completion Times ...16-85 Table 16.4.8-1 Surveillance Frequencies Not Governed by the Surveillance Frequency Control Program ....16-103 Table 16.4.11-1 Approved Technical Specification Task Force Travelers Proposed for Incorporation ..16-121 Table 16.4.11-2 Approved Technical Specification Task Force Travelers Not Proposed for Incorporation .16-124 Table 16.4.11-3 Unapproved Technical Specification Task Force Travelers under NRC Staff Review and Not Proposed for Incorporation ....16-126 Table 16.4.11-4 Withdrawn Previously Approved or Pending Technical Specification Task Force Travelers ..16-128 Table 16.4.11-5 Disposition of T-Travelers .16-129 Table 16.4.11-6 Conditions for Adoption of Technical Specification Task Force Changes Included in STS Revision 4 ..16-133 xxviii
Table 16.5-1 NuScale COL Information Item 16.1-1 .......16-136 Table 17.4-1 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 17 ....17-7 Table 17.5-1 NuScale Combined License Information Item for DCA Part 2, Tier 2, Section 17.5.........7-10 Table 17.6-1 NuScale Combined License Information Item for DCA Part 2, Tier 2, Section 17.6 ......17-11 Table 18.5-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 18.5 ....18-90 Table 18.12-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 18.12 .18-179 Table 19.1-4 Identification of Plant Operating States .19-25 Table 19.1-5 NuScale COL Information Items for DCA Part 2, Tier 2, Section 19.1 ....19-51 Table 19.2-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 19.2 19-62 Table 19.3-1 NuScale COL Information Items for DCA Part 2, Tier 2, Section 19.3 ....19-67 Table 20.1-2 NuScale Combined License Information Items for DCA Part 2, Tier 2, Section 20.1 ..........20-21 Table 21-1 NuScale Standard Design Shared Systems Evaluated by the NRC Staff 21-4 xxix