Document: NRC Regulatory Guide
Document ID: 3b4c5897-7060-42e3-83a9-cf0790b7dc60
Document Type: regulatory_guide
Title: Acceptability of ASME Code, Section XI, Division 2, Requirements for RIM Programs for NPPs, for Non-LWRs
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2112/ML21120A185.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.246
CFR Part: 
CFR Title: 

Content:
ion 2 to implement a RIM program for preservice and inservice inspections for a non-LWR should propose a license condition to use ASME Code, Section XI, Division 2, as conditioned in this RG, in their application. To support the NRC’s review, the application should also include a summary of the RIM program implementing this RG, which should include the following: • A summary of the information described in ASME Section XI, Division 2, Article RIM-2; • The bases for the scope of the program; • The methodology for establishing the reliability targets; • The methodology for determining that the reliability targets will be satisfied by the RIM strategies; • Reliability targets; • The results of the degradation assessments; • Flaw evaluation acceptance criteria; and • RIM strategies selected to achieve the reliability targets. In addition to the proposed license condition and summary of the RIM program, the application should include the following information: • Any information the applicant developed to replace provisions of the 2019 Edition of ASME Code, Section XI, Division 2 described as “in the course of preparation” or otherwise under development; • Considerations specified by ASME Section XI, Division 2, as discussed in Regulatory Guidance Position 3; • Justification for adequacy of the PRA in terms of scope, level of detail, and technical adequacy for use with RIM and the development of reliability targets and the documented results of a PRA peer review, if one has been conducted; • For plants that do not have regularly scheduled refueling outages at frequencies of 5 years or less, proposed frequencies for the submission of OARs and NIS-2 forms; • Appropriate justification for flaw evaluation acceptance criteria for any components that exceed the temperature ranges in ASME Code, Section III, Division 1; • Any alternate examination methods developed under ASME Code, Section XI, Division 2, Appendix A that the applicant wishes to