ULC-S511-99

1. Scope 1.1 These requirements apply to single and multiple-jacketed lined fire hose of the following nominal inside diameter trade sizes: 38, 45, 50, 65, 75, 89, 100, 125, and 150 mm. 1.2 These requirements do not cover couplings nor their method of attachment. 1.3 Single-jacketed hose, intended for service test pressures of 1035, 1380, or 1725 kPa, is primarily intended for use on fire hydrants, interior standpipes, and similar places. They are not intended for hard usage and is not suitable where the hose will be subjected to chafing on rough or sharp surfaces. 1.4 38 and 65 mm interior standpipe hose sizes are intended: A To be installed in accordance with the Standard for the Installation of Standpipe and Hose Systems, NFPA 14; B For use on hose racks and reels and in cabinets where the specific combination of hose and rack, reel, or cabinet has been investigated and found acceptable; and C To withstand infrequent service. Notes: 1. The 38 mm size hose is intended for use primarily by the building occupants for the control of incipient fires until the arrival of the fire department as defined under Class II service of NFPA 14. 2. The 65 mm size hose in intended for use by fire departments and those trained in handling large water streams required during the more advance stages of fire on the inside of buildings or for exposure fire protection as defined under Class I service of NFPA 14. 1.5 Multiple-jacketed hose or covered hose judged equivalent to multiple-jacketed hose, intended for service test pressures of 1380, 2070, or 2760 kPa, is primarily intended for use on fire department apparatus and in places where service conditions require additional protection against wear afforded by the extra woven jacket or cover. 1.6 Hoses covered by these requirements are intended to be periodically inspected and maintained while in service, in accordance with the Standard for the Care, Use, and Service Testing of Fire Hose Including Couplings and Nozzles, NFPa 1962.