Document: NRC Regulatory Guide
Document ID: cde52d5a-adf9-49be-9d1f-59449dfca895
Document Type: regulatory_guide
Title: TRIAL - Acceptability of Probabilistic Risk Assessment Results for Non-Light Water Reactor Risk-Informed Activities
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2123/ML21235A008.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.247
CFR Part: 
CFR Title: 

Content:
--- No objection ---------------------------------- Table 4.3.7.1-1 HLR-DA through HLR-DA-E ------------------------ No objection ---------------------------------- Table 4.3.7.1-2 DA-A1 through DA-A6 ------------------------ No objection ---------------------------------- Table 4.3.7.1-3 DA-B1 through DA-B2 ------------------------ No objection ---------------------------------- Table 4.3.7.1-4 DA-C1 through DA-C19 ------------------------ No objection ---------------------------------- DA-C20 When crediting equipment repair, generic industry data should not be used in cases where plant- specific data is available. Crediting generic industry data may underestimate risk from a failure to repair event(s), which can mask the importance of other risk contributors. Qualification …IDENTIFY instances of plant-specific experience or and, when that is insufficient to estimate failure to repair consistent with DA-D10, applicable industry experience and for each repair, COLLECT… DA-C21 through DA-C26 ------------------------ No objection ---------------------------------- Table 4.3.7.1-5 DA-D1 through DA-D10 ------------------------ No objection ---------------------------------- Table 4.3.7.1-6 RG 1.247, Appendix A, Page A-21 Table A-8. Staff Position on ASME/ANS RA-S-1.4-2021, Technical Requirements for Data Analysis Index No. Issue Position Resolution DA-E1 throughDA-E3 ------------------------ No objection ---------------------------------- Section 4.3.7.2 Section 4.3.7.2.1 Section text ------------------------ No objection ---------------------------------- Section 4.3.7.2.2 Section text ------------------------ No objection ---------------------------------- Section 4.3.7.2.3 Section text ------------------------ No objection ---------------------------------- RG 1.247, Appendix A, Page A-22 Table A-9. Staff Position on ASME/ANS RA-S-1.4-2021, Technical Requirements for Internal Flood Analysis Index No. Issue Position Resolution Section 4.3.8 Section text