Document: NRC Regulatory Guide
Document ID: 6f0a99f2-d25a-44e3-b7f2-3286449a9752
Document Type: regulatory_guide
Title: Water Sources for Long-Term Recirculation Cooling Following a Loss-of-Coolant Accident (Rev. 5)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2126/ML21266A185.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.82
CFR Part: 
CFR Title: 

Content:
................................................................................ 29 1.3.11 Debris Accumulation, Head Loss, and Vortexing ............................................................ 29 1.3.12 Prototypical Head Loss Testing ........................................................................................ 30 2. Regulatory Positions Specific to Pressurized-Water Reactors ....................................................... 33 2.1 Emergency Core Cooling System Sumps, Strainers, and Debris Interceptors .......................... 33 2.2 Chemical Reaction Effects ........................................................................................................ 34 3. Regulatory Positions Specific to Boiling-Water Reactors ............................................................. 37 3.1 Suppression Pools and Debris Interceptors ............................................................................... 37 3.2 Debris Sources, Generation, and Transport .............................................................................. 37 3.3 Chemical Reaction Effects ........................................................................................................ 37 D. IMPLEMENTATION ........................................................................................................................... 40 REFERENCES ........................................................................................................................................... 43 APPENDIX A ........................................................................................................................................... A-1 APPENDIX B ........................................................................................................................................... B-1 DG-1385, Page 5 B. DISCUSSION Reason for Revision This revision of the guide (Revision 5) addresses new considerations identified since the NRC issued Revision 4 of this