Document: NUREG-0800
Document ID: b8d2b8f5-432a-4c0a-81ab-20231f7d0f28
Document Type: srp
Title: PROBABILISTIC RISK ASSESSMENT AND SEVERE ACCIDENT EVALUATION FOR
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML1508/ML15089A068.pdf
Revision Date: 2023-06
Chapter: 19
Section ID: 19.0
CFR Part: 
CFR Title: 

Content:
tained in ISG DI&C/COL-ISG-003 (ADAMS Accession No. ML080570048) concerning review of DI&C system PRAs, including treatment of CCFs in PRAs and uncertainty analysis associated with new reactor digital systems, (4) incorporation of additional procedures for review of PRA information and severe accident assessments developed during NRC reviews of DC and COL applications completed after Revision 2 of SRP 19.0 was issued, (5) additional proposed acceptance criteria and review procedures for the staff’s review of an applicant’s assessment of risk from accidents that could affect multiple modules in facilities with small modular integral pressurized water reactors (iPWRs), and (6) additional review procedures for the staff’s review of the results of the PRA for non-power modes of operation. Descriptions of the technical changes in each SRP section are as follows: I. AREAS OF REVIEW 1. The list of the Commission’s objectives regarding the appropriate way to address severe accidents and use PRA in the design and operation of facilities under review was removed. RG 1.206 is identified as the proper source for the list. 2. Added a statement describing the scope of newly added guidance for the review of PRA-based seismic margin analysis. 3. Added a statement clarifying the various types of information from COL applicants the staff may expect to see when the applicant incorporates by reference a generic risk assessment of external events in the DCD. 4. Added statements identifying the information that should be provided by applicants for staff review and the format requirements for the information. 5. Added a statement describing the scope of the staff’s review of applicant’s analysis of containment capability. 6. Added a statement clarifying the scope of the PRA staff’s review of Tier 1 information in the DCD. 19.0-39 Revision 3 – December 2015 7. Added statements that identify additional organizations with which staff with primary review responsibility may