46 C.F.R. § 181.500 Required number, type, and location.
Title 46 - Shipping
(a) Each portable fire extinguisher on a vessel must be of an approved type. The minimum number of portable fire extinguishers required on a vessel must be acceptable to the cognizant OCMI, but must be not less than the minimum number required by Table 181.500(a) and other provisions of this section. (b) A vehicle deck without a fixed sprinkler system and exposed to weather must have one B-II portable fire extinguisher for every five vehicles, located near an entrance to the space. (c) The cognizant OCMI may permit the use of a larger portable fire extinguisher, or a semiportable fire extinguisher, in lieu of those required by this section. (d) The frame or support of each B-V fire extinguisher permitted by paragraph (c) of this section must be welded or otherwise permanently attached to a bulkhead or deck. [CGD 85–080, 61 FR 982, Jan. 10, 1996; 61 FR 24464, May 15, 1996, as amended at 62 FR 51358, Sept. 30, 1997]
Title 46: Shipping
PART 181—FIRE PROTECTION EQUIPMENT
Subpart E—Portable Fire Extinguishers
§ 181.500 Required number, type, and location.
Table 181.500(a)---------------------------------------------------------------------------------------------------------------- Type extinguisher permitted Space protected Minimum No. ------------------------------------------------------------------ required CG class Medium Min size----------------------------------------------------------------------------------------------------------------Operating Station........... 1.............. B-I, C-I....... Halon.................... 1.1 kg (2.5 lb). CO2...................... 1.8kg (4 lb). Dry Chemical............. 0.9 kg (2 lb).Machinery Space............. 1.............. B-II, C-II CO2...................... 6.8 kg (15 lb). located just outside exit. Dry chemical............. 4.5 kg (10 lb).Open Vehicle Deck........... 1 for every 10 B-II........... Foam..................... 9.5 L (2.5 gal). vehicles. Halon.................... 4.5 kg (10 lb). CO2...................... 6.8 kg (15 lb). Dry Chemical............. 4.5 kg (10 lb).Accomodation Space.......... 1 for each A-II........... Foam..................... 9.5 L (2.5 gal). 232.3 square Dry Chemical............. 4.5 kg (10 lb). meters (2,500 square feet) or fraction thereof.Galley, Pantry, Concession 1.............. A-II, B-II..... Foam..................... 9.5 L (2.5 gal). Stand. Dry Chemical............. 4.5 kg (10 lb).----------------------------------------------------------------------------------------------------------------
