(a) Approved portable and semi-portable extinguishers shall be installed in accordance with Table 145.10(a).
(b) Semi-portable extinguishers shall be located in the open so as to be readily seen.
Table 145.10(a)--Portable and Semi-Portable Extinguishers----------------------------------------------------------------------------------------------------------------
Space Classification Quantity and location----------------------------------------------------------------------------------------------------------------
safety areas
Communicating corridors.................. A-II........................ 1 in each main corridor not more than
150 feet apart. (May be located in
stairways.)Radio room............................... C-II........................ 1 in vicinity of exit.
accommodations
Sleeping accommodations.................. A-II........................ 1 in each sleeping accommodation space.
(Where occupied by more than 4
persons.)
services spaces
Galleys.................................. B-II or C-II................ 1 for each 2,500 square feet or
fraction thereof for hazards involved.Storerooms............................... A-II........................ 1 for each 2,500 square feet or
fraction thereof located in vicinity
of exits, either inside or outside of
spaces.
machinery spaces
Gas-fired boilers........................ B-II (CO2 or dry chemical).. 2 required.Gas-fired boilers........................ B-V......................... 1 required.\1\Oil-fired boilers........................ B-II........................ 2 required.Oil-fired boilers........................ B-V......................... 2 required.\1\Internal combustion or gas turbine B-II........................ 1 for each engine.\2\
engines.Electric motors or generators of open C-II........................ 1 for each 2 motors or generators.\3\
type.----------------------------------------------------------------------------------------------------------------\1\ Not required where a fixed carbon dioxide system is installed.\2\ When installation is on weather deck or open to atmosphere at all times 1 B-II for each three engines is
allowable.\3\ Small electrical appliances, such as fans, etc., shall not be counted or used as basis for determining
number of extinguishers required. [CGFR 56-4, 21 FR 903, Feb. 9, 1956]