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:
.............................................. 4 Paperwork Reduction Act ............................................................................................................................. 4 Public Protection Notification ....................................................................................................................... 5 B. DISCUSSION ......................................................................................................................................... 9 Reason for Issuance ...................................................................................................................................... 9 Background ................................................................................................................................................... 9 Consideration of International Standards .................................................................................................... 12 Documents Discussed in Staff Regulatory Guidance ................................................................................. 12 C. STAFF REGULATORY GUIDANCE ................................................................................................. 14 C.1 An Acceptable Probabilistic Risk Assessment .............................................................................. 14 C.1.1 Scope of a Probabilistic Risk Assessment ........................................................................ 15 C.1.2 Level of Detail of a Probabilistic Risk Assessment .......................................................... 17 C.1.3 Elements of a Probabilistic Risk Assessment and Associated Characteristics and Attributes .......................................................................................................................... 18 C.1.4 Plant Representation and Probabilistic Risk Assessment Configuration Control ............. 52 C.2 National Consensus Standards and Industry Programs for