Document: NRC Regulatory Guide
Document ID: f90c4bd2-d0e9-4015-81fc-f2cd85a8f58b
Document Type: regulatory_guide
Title: Guidance to Operators at the Controls and to Senior Operators in the Control Room of a Nuclear Power Unit (Rev. 3)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0802/ML080220459.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.114
CFR Part: 
CFR Title: 

Content:
mance cannot be monitored. If the control room design is such that back panels must be monitored, either a senior operator or reactor operator assigned to the current control room shift must be within view of the control panels during the time that the normally assigned operator is monitoring the back panels. The operator at the controls should not, under any circumstances, leave the surveillance area (defined by the administrative procedures described in response to Regulatory Position 1.3 of this guide) for any nonemergency reason (e.g., to confer with others or for personal reasons) without ensuring that a qualified relief operator is at the controls. In an emergency affecting the safety of operations, the operator at the controls may momentarily be absent from the defined surveillance area in order to verify the receipt of an annunciator alarm or to initiate corrective action, provided that the operator remains within the confines of the control room. 1.3 Administrative procedures should be established that define and outline (preferably with sketches) the specific area within the control room designated as the “surveillance area” where the operator at the controls should remain. The procedures should define the surveillance area and the areas that the operator at the controls may enter to verify receipt of an annunciator alarm or to initiate corrective action in an emergency affecting the safety of operations. 1.4 Before assuming responsibility as the operator at the controls, the relief operator should be properly briefed on the unit’s status. Administrative procedures should describe what is required to ensure the proper transfer of responsibility during the change of shifts or when an operator on duty is relieved as operator at the controls during a shift, and should include, as a minimum, a definition of proper relief (e.g., what information is required to be passed on and acknowledged between the two operators). 1.5 A single operator should not