Nfpa 20 standard for the installation of stationary pumps for fire protection requires that the fire pump driver controller water supply and power supply shall be protected against possible interruption of service through damage caused by explosion fire flood earthquake rodents insects windstorm freezing vandalism and other adverse conditions.
Minimum fire pump room size.
The minimum size of the equipment room shall allow adequate firefighter access and mobility with the following minimum clearance requirements.
This bypass is to be as least as large as the required fire pump discharge pipe.
The fire equipment room shall be used for fire protection equipment and controls only.
Los angeles fire code 9 fire protection systems 913 fire pumps 913 2 protection against interruption of service 913 2 1 protection of fire pump rooms 403 3 4 special detailed requirements based on use and occupancy fire pump room.
An approach clearance of at least 3 feet should be maintained in front of the fire pump and related equipment.
In summary a fire pump is a critical life safety equipment item in a building.
Into the fire equipment room.
Many local regulations offer more specific measurements such as these typical fire pump and riser room clearance amendments to the ifc from lynnwood wa s 2019 municipal code.
For standpipe systems this flow is related to the type and size of the structure the pump is protecting.
Such rooms shall be of a size that will allow a minimum of 36 inch clearance around all portions of the fire pump assembly and in front of the fire alarm panel s.
The last job parameter you need in order to size the fire pump is the required flow for the systems the pump will be serving sprinklers standpipes or other.
And every pump room must have a low pump room temperature alarm.
Nfpa 20 4 3 2 system designer it takes one of those to prevent.
Riser assembly shall have a minimum of 36 inches of clearance around the pipe.
Because this bypass and associated valves can be of significant physical size this is yet another space planning consideration for the fire pump room.