THAMES FIREFLOATS
NEW HIGH SPEED BOAT PROTECTING LONDON DOCKS A new type of high speed motor boat with a speed of just over twenty knots has just been added to the fleet of Thames firefloats for the protection of London’s docks. The boat, which has been designed and built by a famous firm of British naval constructors, is 45 feet long with a moulded depth of sft. 3iin. and a maximum draft of 3ft. 6in. The six-cylinder petrol engines, each developing 110 horse-power at 2700 revolutions per minute, are directly coupled to the three propeller shafts. The two wing engines drive the two turbine fire pumps each with a capacity of 7500 gallons per minute at a pressure of 1001 b. per 2square inch. The main armament is a sin. bore monitor seconded by swivelling deck boxes to which hoses can be connected if necessary, together with foammaking equipment. Current for a powerful searchlight and other needs is provided by three 12-volt dynamos, and the engine room is protected against fire risks by extinguisher equipment controlled from the wheelhouse.
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Bibliographic details
Hauraki Plains Gazette, Volume 49, Issue 2888, 31 January 1940, Page 6
Word Count
179THAMES FIREFLOATS Hauraki Plains Gazette, Volume 49, Issue 2888, 31 January 1940, Page 6
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