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:
gins Tables A-1 through A-10 provides the staff’s position on each requirement in Parts 1 through 10, respectively. A discussion of the staff’s concern (issue) and the staff proposed resolution is provided. In the proposed staff resolution, the staff clarification or qualification to the requirement is indicated in either bolded text (i.e., bold) or strikeout text (i.e., strikeout); that is, the necessary additions or deletions to the requirement (as written in the ASME/ANS Level 1/LERF PRA standard) have been provided for the staff to have no objection. DG-1362, Appendix A, Page A-2 Table A-1. Staff Position on ASME/ANS RA-Sa-2009 Part 1, General Requirements for an At-Power Level 1 and LERF PRA Index No Issue Position Resolution Global References Use of references: the various references, may be acceptable, in general; however, the staff has not reviewed the references, and there may be aspects that are not applicable or not acceptable. Clarification For every reference cited in the standard (except NEI 00-02): No staff position is provided on this reference. The staff neither approves nor disapproves of information contained in the referenced document. Section 1-1 1-1.1 thru 1-1.7 -------------------- No objection -------------------- Section 1-2 1-2.1 Acronyms COL Acronym is needed Clarification COL: Combined License Other acronyms -------------------- No objection -------------------- 1-2.2 Definitions Definitions -------------------- No objection -------------------- Section 1-3 1-3.1 thru 1-3.4, 1-3.6 -------------------- No objection -------------------- 1-3.5, 2nd paragraph Use of the word “significant” should match definitions provided in Section 2.2. Clarification (b) The difference is not significant if the modeled accident sequences accounting for at least 90% 95% of CDF/LERF for the hazard group …. DG-1362, Appendix A, Page A-3 Table A-1. Staff Position on ASME/ANS RA-Sa-2009 Part 1, General Requirements for an At-Power Level 1 and LERF PRA