[Code of Federal Regulations]
[Title 33, Volume 2]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 33CFR149.481]

[Page 209-210]
 
                TITLE 33--NAVIGATION AND NAVIGABLE WATERS
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 149--DESIGN, CONSTRUCTION, AND EQUIPMENT--Table of Contents
 
                       Subpart D--Safety Equipment
 
Sec. 149.481  Other fire extinguishing systems.

    (a) Each PPC must have a manually or automatically operated fire 
extinguishing system in addition to the fire main system required under 
Sec. 149.451 that is approved by the Commandant and meets the National 
Fire Protection Association standards listed in paragraph (e) of this 
section in the following locations:
    (1) Storerooms.
    (2) Workrooms containing flammable liquids.
    (3) Pump rooms.
    (4) Machinery spaces.
    (b) Each halogenated agent or CO2 system in a compartment 
smaller than 6,000 cubic feet, and each sprinkler system, must be 
automatic.
    (c) Each halogenated agent or CO2 system in a compartment 
larger than 6,000 cubic feet, and each foam system, must be manual.
    (d) The systems selected must match the hazard to be protected as 
follows:
    (1) Storerooms must use water sprinklers or CO2.
    (2) Workrooms containing flammable liquids, pumprooms, and machinery 
spaces must use CO2, halogenated agents, or high expansion 
foam.
    (e) Each system required under paragraph (a) of this section must 
meet one of the following performance standards:
    (1) Water sprinkler system--NFPA No. 13.
    (2) Carbon dioxide system--NFPA No. 12.
    (3) Halogenated agent system--NFPA No. 12A.

[[Page 210]]

    (4) Foam system--NFPA No. 11A.
    (f) Arrangement requirements contained in 46 CFR 95.15-10, 15 and 20 
must be complied with.
    (g) Each system required under paragraph (a) of this section must 
activate the general alarm system when it operates.
    (h) Spaces that are protected by a carbon dioxide system or 
halogenated agent system and are normally accessible to persons on board 
must be fitted with an approved audible alarm that sounds automatically 
20 seconds before the extinguishing agent is admitted to the space. The 
alarm must be conspicuously and centrally located.
    (i) To the extent practicable, materials in each item of equipment 
required by paragraph (a) of this section must have resistance to the 
adverse effects of the marine environment.