Installations contracted for prior to May 26, 1965, shall meet the following requirements:
Table 95.10-90(a)(2)
Gross tons | Minimum number of pumps | Minimum hose and hydrant size, inches | Nozzle orifice size, inches | Length of hose feet | |
Over | Not over | ||||
100 | 1 | 1 11/2 | 15/16 | 1 50 | |
100 | 1,000 | 1 | 2 11/2 | 25/8 | 2 50 |
1,000 | 2 | 2 11/2 | 25/8 | 2 50 |
1 On vessels of 65 feet in length or less, 3/4-inch hose of good commercial grade together with a commercial garden hose nozzle may be used. The pump may be hand operated and the length of hose shall be sufficient to assure coverage of all parts of the vessel.
2 May use 50 feet of 21/2-inch hose with 7/8-inch nozzles for exterior stations. 75 feet of 11/2-inch hose with 5/8-inch nozzles may be used for interior station in which case such interior stations shall have siamese connections.
46 C.F.R. §95.10-90