Page 57: of Maritime Reporter Magazine (October 2016)

Marine Design Annual

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Vigor Delivers San Francisco’s New Fireboat

Vigor delivered an 88 x 25 x 14-ft. ? reboat to Counter? re ESF 300-550 with capacity to the San Francisco Fire Department, the for 6,000 gpm each - total of 18,000 gpm of ? rst ? reboat to join San Francisco’s ? eet in ? ow with all three engines in pumping mode. 61 years. Designed by Jensen Maritime and Power is transmitted to the pumps via three built at Vigor’s Seattle shipyard, the vessel is Logan LC318 SAE #0 air actuated clutches not only a ? re? ghting tool but also a mobile and Elbe cardan shafts with a Centa Centaf- pumping station powerhouse, the shipbuilder lex-R ? ywheel mounted torsional coupling.

said. It’s capable of pumping millions of gal- In addition to providing pumping power, lons of water directly from the Bay into the the two outboard engines also provide 591 hp

City’s Auxiliary Water System – a feature at 1,800 rpm for propulsion operations from that will keep ? re hoses ? owing in the event the front of the engine. Propulsion power is an earthquake damages San Francisco’s wa- transmitted through a Centa CX-56 torsional ter mains. “It’s a complex vessel with multi- coupling and a Reintjes WAF 364 reduction ple modes of operation and different systems gear provided by Karl Senner. Special atten- that need to communicate with each other tion was paid in noise and vibration reduction seamlessly to give the city’s ? re? ghters the by the designers. All three engines are mount- best possible tool for the future,” said Keith ed on Christie & Grey TSC T-10 vibration

Whittemore, Vigor Executive Vice President isolators resulting in excellent performance.

of Business Development. The new ? reboat will be christened on Oc-

Cummins was key to the vessel’s pumping tober 17, which also happens to be the anni- and propulsion power. The vessel features versary of the 1989 Loma Prieta earthquake. three QSK19-M US EPA Tier 3 engines that This infamous quake burst the domestic wa- provide 750 hp at 1,800 rpm pumping power ter lines beneath San Francisco. (Photo: Vigor)



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