Document: NRC Regulatory Guide
Document ID: 22ccfd5e-c5d8-4615-a02c-32369aa9f533
Document Type: regulatory_guide
Title: Acceptability of Probabilistic Risk Assessment Results for Risk-Informed Activities (Rev. 3)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML1930/ML19308B636.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.200
CFR Part: 
CFR Title: 

Content:
--------------- 3-2.5 – IFQU DG-1362, Appendix A, Page A-22 Table A-3. Staff Position on ASME/ANS RA-Sa-2008 Part 3, Technical and Peer Review Requirements for At-Power Internal Flood Index No Issue Position Resolution 3-2.5.1 -------------------- No objection -------------------- Table 3-2.5-1 -------------------- No objection -------------------- Tables 3-2.5-2(a) thru 3-2.5-3(b) IFQU-A1 thru IFQU-A7, IFQU-A9 thru IFQU-A11 -------------------- No objection -------------------- IFQU-A8 The quantification also needs to include the effect of common-cause failure. Clarification INCLUDE, in the quantification, the combined effects of … including equipment failures, unavailability due to maintenance, common-cause failures and other credible causes. IFQU-B1 thru IFQU-B3 -------------------- No objection -------------------- Section 3-3 3-3.1 thru 3-3.3 -------------------- No objection -------------------- Section 3-4 References -------------------- Clarification See global comment on references at start of Table A-1. DG-1362, Appendix A, Page A-23 Table A-4. Staff Position on ASME/ANS RA-Sa-2009 Part 4, Technical and Peer Review Requirements for At-Power Internal Fire Index No Issue Position Resolution Section 4-1 4-1.1 thru 4-1.6 -------------------- No objection -------------------- Section 4-2 4-2 -------------------- No objection -------------------- 4-2.1 – PP 4-2.1.1, 4-2.1.2 -------------------- No objection -------------------- Table 4-2.1-1 -------------------- No objection -------------------- Tables 4-2.1-2(a) thru 4-2.1-4(c) PP-A1 -------------------- No objection -------------------- PP-B1 thru PP-B7 -------------------- No objection -------------------- PP-C1 thru PP-C4 -------------------- No objection -------------------- 4-2.2 – ES 4-2.2 -------------------- No objection -------------------- Table 4-2.2-1 HLR-ES-A Grammatical change for clarity Clarification ...identify equipment whose failure, including spurious operation, caused by an