Document: NUREG-0800
Document ID: 4f141c71-35ca-4353-9047-a13efe6d56b7
Document Type: srp
Title: Revision 6 - August 2016
Source: NUREG-0800
Source URL: https://www.nrc.gov/docs/ML1601/ML16019A308.pdf
Revision Date: 2023-06
Chapter: 7
Section ID: 7
CFR Part: 
CFR Title: 

Content:
ty. Purpose refers to a general description of the operation of the software. The SOP should include a general description of the functions that the software is to perform, and a general discussion of the means of carrying out those functions. Organization involves a description of the organizational structure necessary to control the software operation. The SOP should specify operator interface stations and actions required to support operation. Responsibilities concern a description of the responsibilities and authority of the operators. Security involves a description of the appropriate controls to operate the software system. The SOP should identify the physical, logical, and administrative controls needed over operation activities to prevent unauthorized changes to hardware, software and system parameters per RG 1.152. B.3.1.8.2 Implementation Characteristics of the SOP The implementation characteristics that the SOP should exhibit include measurement and procedures. Measurement concerns a set of indicators used to determine the success or failure of the operating procedures. The error rate found during operation activities should be measured, recorded, analyzed and reported. Procedures involve a description of the procedures necessary to start, operate and stop the software system. The SOP should require a description of procedures for executing the software in all operating modes, and procedures for ensuring that the software state is consistent with the plant operating mode at all times. The SOP should require a description of backup procedures for data and code, and the intervals at which backup should occur. The SOP should require a list of error messages, giving a description of the error indication, the probable interpretation of the error indication, and steps to be taken to resolve the situation. BTP 7.14-34 Revision 6 - August 2016 B.3.1.8.3 Resource Characteristics of the SOP The resource characteristics that the SOP should exhibit include