Division II — ADMINISTRATION.›Part I — GENERAL PROVISIONS.›Chapter 9 — FIRE-PROTECTION SYSTEMS.›SECTION 914. – FIRE PROTECTION BASED ON SPECIAL DETAILED REQUIREMENTS OF USE AND OCCUPANCY.
San Francisco Fire Code § 914.3 Fire Protection Based on Special Detailed Requirements of Use and Occupancy
San Francisco Fire Code · 2026-08 edition · updated 2026-10-23 · San Francisco
Cite as: San Francisco Fire Code § 914.3 · Text as of 2026-10-23
914.3.1.1. [For SF] Number of Sprinkler System Risers and System Design.¶
Each zone of any sprinkler system shall connect to at least two risers on each floor. Hydraulic calculations shall be based solely on the riser with the greatest hydraulic demand.
914.3.1.2.2. Fire pump drives.
The drive for each pump (including power sources, power supply lines, motors or engines, fuel supplies, and controllers) shall be independent of the drive for any other pump.
914.3.1.3. Fire Department Connections.¶
A Fire Department connection shall be located on each side of a building that fronts a street, and shall provide four inlets for each connection.
914.3.2.1. Integrity of fire water storage tank.¶
The integrity of any fire water storage tank shall not be compromised. Any non-fire water related system piping, electrical wiring, or drain piping shall not be routed through or located within a fire water storage tank. Examples include, but are not limited to:
Domestic water lines
Sanitary sewer lines
Electrical conduit
914.3.2.2. Tank overflow line and drain line routing.¶
Any tank overflow line or drain line shall be routed to a remote drain that is designed to handle the maximum flow without flooding or damaging the fire pump room, its equipment, or any other room in the building. The routing shall not be located in a fire pump room.
914.3.2.2.1. Drain ejector pumps (Sump Pumps).
Drain ejector pumps shall be permitted to manage fire water tank overflow. Ejector pumps are only to be used when gravity drainage is not available (CPC 709.1). Where overflow lines route to a drain-ejector pump, the following shall apply:
Redundant or backup drain ejector pump(s) shall be provided.
All drain ejector pumps shall be installed in a remote location approved by the Fire Department and shall not be located inside or near a fire pump room.
All drain ejector pumps shall be sized and rated for the maximum fill flow rate of the water tank.
All drain ejector pumps shall be provided with approved emergency/standby power.
All drain ejector pumps shall discharge to a safe location that will not subject any portion of the building to flooding.
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