ML21286A340
Text
BFN-29 CONTAINMENT TABLE OF CONTENTS 5.0 CONTAINMENT ........................................................................................................................ 5.1-1 5.1 Summary Description ................................................................................................................ 5.1-1 5.1.1 General ...................................................................................................................... 5.1-1 5.1.2 Primary Containment ................................................................................................. 5.1-1 5.1.3 Secondary Containment ............................................................................................ 5.1-1 5.2 Primary Containment System .................................................................................................... 5.2-1 5.2.1 Safety Objective ......................................................................................................... 5.2-1 5.2.2 Safety Design Basis ................................................................................................... 5.2-1 5.2.3 Description ................................................................................................................. 5.2-2 5.2.4 Safety Evaluation ....................................................................................................... 5.2-22 5.2.5 Inspection and Testing ............................................................................................... 5.2-36 5.2.6 Combustible Gas Control in Primary Containment..................................................... 5.2-39 5.2.7 Hardened Wetwell Vent ............................................................................................. 5.2-51 5.2.8 Hardened Containment Venting Systems .5.2-52 5.3 Secondary Containment System ............................................................................................... 5.3-1 5.3.1 Safety Objective ......................................................................................................... 5.3-1 5.3.2 Safety Design Basis ................................................................................................... 5.3-1 5.3.3 Secondary Containment System Description ............................................................. 5.3-2 5.3.4 Safety Evaluation ....................................................................................................... 5.3-20 5.3.5 Inspection and Testing ............................................................................................... 5.3-25 5.0-i
BFN-29 CONTAINMENT LIST OF TABLES Table Title 5.2-1 Principal Design Parameters and Characteristics of Primary Containment 5.2-2 Principle Primary Containment Penetrations and Associated Isolation Valves 5.2-3 (Deleted) 5.2-4 (Deleted) 5.0-ii
Security-Related Information - Withhold Under 10 CFR 2.390 BFN-29 CONTAINMENT LIST OF ILLUSTRATIONS Figure Title 5.2-1a 5.2-1b (Deleted) 5.2-1c (Deleted) 5.2-2 (Deleted) 5.2-2a sht 1 Primary Containment System, Mechanical Control Diagram 5.2-2a sht 2 Primary Containment System - Mechanical Control Diagram 5.2-2a sht 3 Primary Containment System - Mechanical Control Diagram 5.2-2b Primary Containment System, Mechanical Control Diagram 5.2-2c Primary Containment System, Mechanical Control Diagram 5.2-2d Primary Containment System - Mechanical Control Diagram 5.2-2e Primary Containment System - Mechanical Control Diagram 5.2-2f Primary Containment System - Mechanical Control Diagram 5.2-2g Primary Containment System - Mechanical Control Diagram 5.2-3 Types of Penetrations for Process Lines 5.2-4 Penetration Assembly for Process Lines 5.2-4a Compression Fitting Assembly for Small, Low Pressure Line Penetrations 5.2-5 Electrical and Control Penetration 5.2-5b (Deleted) 5.2-5c (Deleted) 5.2-5d (Deleted) 5.2-5e (Deleted) 5.2-6a sht 1 Containment Inerting Mechanical Control Diagram 5.2-6a sht 2 Containment Inerting System - Mechanical Control Diagram 5.2-6a sht 3 Containment Inerting System - Mechanical Control Diagram 5.2-6a sht 4 Containment Inerting System - Mechanical Control Diagram 5.2-6a sht 5 Containment Inerting System - Mechanical Control Diagram 5.2-6a sht 6 Containment Inerting System - Mechanical Control Diagram 5.2-6a sht 7 Containment Inerting System - Mechanical Control Diagram 5.2-6b Primary Containment Cooling Temperature Monitoring System - Mechanical Control Diagram (Unit 1) 5.2-6c Primary Containment Cooling Temperature Monitoring System - Mechanical Control Diagram (Unit 2) 5.2-6d Primary Containment Cooling Temperature Monitoring System - Mechanical Control Diagram (Unit 3) 5.2-6e 5.2-6f Drywell Vent Pipe Expansion Bellows 5.2-6g Drywell Vent Pipe Expansion Bellows View A 5.2-7 sht 1 Containment Atmosphere Dilution System, Flow Diagram 5.2-7 sht 2 Containment Atmosphere Dilution System - Flow Diagram 5.2-7 sht 3 Containment Atmosphere Dilution System - Flow Diagram 5.2-8 sht 1 Containment Atmosphere Dilution System, Mechanical Control Diagram 5.2-8 sht 2 Containment Atmosphere Dilution System - Mechanical Control Diagram 5.2-8 sht 3 Containment Atmosphere Dilution System - Mechanical Control Diagram 5.0-iii
BFN-29 CONTAINMENT LIST OF ILLUSTRATIONS (Cont'd)
Figure Title 5.2-9 (Deleted) 5.2-10 (Deleted) 5.2-11 (Deleted) 5.2-12 (Deleted) 5.2-13 Hydrogen and Oxygen Concentrations in Containment Following LOCA without Nitrogen Injection (Safety Guide 7 Assumptions, ATRIUM 10 Fuel, No Containment Leakage, 3952 MWt) 5.2-13a (Deleted) 5.2-14 Hydrogen and Oxygen Concentrations in Drywell Following LOCA with Nitrogen Injection (Safety Guide 7 Assumptions, ATRIUM 10 Fuel, No Containment Leakage, 3952 MWt) 5.2-14a (Deleted) 5.2-15 Hydrogen and Oxygen Concentrations in Pressure Suppression Chamber Following LOCA with Nitrogen Injection (Safety Guide 7 Assumptions, ATRIUM 10 Fuel, No Containment Leakage, 3952 MWt) 5.2-15a (Deleted) 5.2-16 Maximum Nitrogen Required for Dilution, scf at 20 degrees C and one atm (Safety Guide 7 Assumptions, ATRIUM 10 Fuel, No Containment Leakage, 3952 MWt) 5.2-16a (Deleted) 5.2-17 Maximum Containment Pressure Following LOCA with Nitrogen Injection (Safety Guide 7 Assumptions, ATRIUM 10 Fuel, No Containment Leakage, 3952 MWt) 5.2-17a (Deleted) 5.2-18 (Deleted) 5.2-19 Convection Flow Path Through Personnel Access Room 5.2-20 Convection Flow Path Through Personnel Access Room 5.2-21 Convection Flow Path Through Personnel Access Room 5.2-22 (Deleted) 5.3-1 Secondary Containment Typical Pipe Penetration 5.3-2 Secondary Containment Typical Electrical Penetrations 5.3-2a Secondary Containment Typical Horizontal Penetrations Through Wall Requiring Pressure Seal 5.3-2b Secondary Containment Typical Vertical Penetration Through Floor Requiring Pressure Seal 5.3-2c Side View of Secondary Containment Horizontal Penetration Through Wall Requiring Pressure Seal 5.3-2d Secondary Containment Typical Penetration Through Wall or Floor Opening Not Requiring a Pressure Seal 5.3-3a Heating and Ventilation Air Flow Diagram 5.3-3b Heating and Ventilating-Standby Gas Treatment System, Flow Diagram 5.3-3c Unit 2 - Heating and Ventilation Air Flow, Flow Diagram 5.3-3d Heating and Ventilation - Flow Diagram 5.3-4 (Deleted) 5.0-iv
BFN-29 CONTAINMENT LIST OF ILLUSTRATIONS (Cont'd)
Figure Title 5.3-5 Secondary Containment Typical Duct Penetration 5.3-6 (Deleted) 5.3-7 (Deleted) 5.3-8 (Deleted) 5.3-9 Standby Gas Treatment System, Mechanical Control Diagram 5.3-10 Browns Ferry Purge System 5.0-v