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Division II — ADMINISTRATION. PART I. – GENERAL PROVISIONS.

Chapter 2 — DEFINITIONS.

San Francisco Fire Code · 2022 edition · updated 2026-07-25 · San Francisco

SECTION 202.

The following San Francisco Fire Code definition replaces [1] the corresponding California Fire Code definitions in Section 202:

[For SF] STANDPIPE SYSTEM, CLASSES OF. A standpipe system is a wet system of piping, valves, outlets and related equipment designed to provide water at specified pressures and installed exclusively for the fighting of fires, including the following:

Class I is a standpipe system equipped with 3-inch (76.2 mm) outlets.

Class II is a standpipe system directly connected to a water supply and equipped with 1½-inch (38.1 mm) outlets and hose.

Class III is a standpipe system directly connected to a water supply and equipped with 3-inch (76.2 mm) outlets or 3-inch (76.2 mm) and 1½-inch (38.1 mm) outlets when a 1½-inch (38.1 mm) hose is required. Hose connections for Class III systems may be made through 3-inch (76.2 mm) hose valves with easily removable 3-inch by 10-inch [1] (76.2 mm by 38.1 mm) reducers.

CODIFICATION NOTE

1. So in Ord. 248-22.

[For SF] CRITICAL AREAS. Areas that are designated for the highest level of emergency responder radio coverage including but not limited to areas such as exit stairs, exit passageways, elevators, elevator lobbies, fire protection equipment room and control valve locations, and fire command

centers.

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▸ Contents — San Francisco Fire Code
San Francisco Fire Code
  1. Chapter 1 — SAN FRANCISCO GENERAL CODE PROVISIONS.
  2. ▸ Division II — ADMINISTRATION. PART I. – GENERAL PROVISIONS.
    Overview
    1. Chapter 2 — DEFINITIONS.
    2. Chapter 3 — GENERAL PRECAUTIONS AGAINST FIRE.
    3. Chapter 4 — EMERGENCY PLANNING AND PREPAREDNESS.
    4. Chapter 5 — FIRE SERVICE FEATURES.
    5. Chapter 6 — BUILDING SERVICES AND SYSTEMS.
    6. Chapter 9 — FIRE-PROTECTION SYSTEMS.
    7. Chapter 10 — MEANS OF EGRESS.
    8. Chapter 11 — CONSTRUCTION REQUIREMENTS FOR EXISTING BUILDINGS.
    9. Chapter 33 — FIRE SAFETY DURING CONSTRUCTION AND DEMOLITION.
    10. Chapter 35 — HOT WORK.
    11. Chapter 56 — EXPLOSIVES AND FIREWORKS.
    12. Chapter 80 — REFERENCED STANDARDS.
    13. Chapter 81 — PARKING LOTS AND GARAGES.

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