Document: NRC Regulatory Guide
Document ID: 8e45dce1-e1e7-4415-b1dd-7e2a610e545b
Document Type: regulatory_guide
Title: Fire Protection for Nuclear Power Plants (Rev. 4)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2023/ML20231A835.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.189
CFR Part: 
CFR Title: 

Content:
rked as emergency equipment. 3.5.1.3 Procedures and Pre-Fire Plans Procedures should be established to control actions by the fire brigade upon notification by the control room of a fire and to define firefighting strategies. These procedures should include the following: a. actions to be taken by control room personnel to notify the fire brigade upon report of a fire or receipt of an alarm on the control room fire alarm panel (e.g., announcing the location of the fire over the public address system, sounding fire alarms, and notifying the shift supervisor and the fire brigade leader of the type, size, and location of the fire); b. actions to be taken by the fire brigade after notification by the control room of a fire (e.g., assembling in a designated location, receiving directions from the fire brigade leader, and discharging specific firefighting responsibilities, including selection and transportation of firefighting equipment to the fire location, selection of protective equipment, operating instructions for use of fire suppression systems, and use of preplanned strategies for fighting fires in specific areas); and c. strategies for fighting fires in all plant areas, including the following: (1) fire hazards in each area covered by the specific pre-fire plans; (2) SSCs in the affected fire area credited for fire safe shutdown that require protection from fire, fire suppressants, or both; (3) fire suppression agents best suited for extinguishing the fires associated with the fire hazards in that area and the nearest location of these suppression agents; (4) most favorable direction from which to attack a fire in each area, in view of the ventilation direction, access hallways, stairs, and doors that are most likely to be free of fire, and the best station or elevation for fighting the fire, as well as all access and egress routes involving locked doors and the appropriate precautions and methods for access specified; (5) plant systems that should be managed to