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

Chapter 35 — HOT WORK.

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

SECTION 3511. – HOT WORK ON PIERS.

3511.1. Scope.

Burning or hot work conducted on marine terminals, piers, and wharves or moored vessels shall be in accordance with this section.

3511.2. Repairs on Vessels.

An applicant for a permit to perform hot work on a vessel shall provide a copy of a Marine Chemist’s Certificate authorizing hot work with the permit application. If a permit is issued the permit holder shall post a copy of the Certificate in a conspicuous place near the gangway of the vessel under repair. The permit holder shall perform all work in accordance with NFPA 306, Control of Gas Hazards on Vessels. Hot work is prohibited while a vessel is fueling, loading or unloading hazardous materials, or when Class “A” or “B” explosives are on board or within 100 feet (30 480 mm) of the vessel.

3511.3. Repairs on Piers.

Hot work is prohibited at marine terminals and on piers, wharves, or moored vessels under any of the following conditions:

  1. During gas freeing operations;

  2. Within 100 feet (30 480 mm) of bulk cargo operations involving the loading or unloading of flammable or combustible materials;

  3. Within 100 feet (30 480 mm) of fueling (bunkering) operations; and

  4. Within 100 feet (30 480 mm) of explosives or 50 feet (15 240 mm) of other hazardous materials.

3511.4. Requirements for Hot Work.

Any person performing hot work shall perform the work in compliance with this code and the regulations of the U.S. Department of Transportation, U.S. Department of Labor, and U.S. Coast Guard.

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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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