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24 Name—T. L. DUROCHER Owner—-T. L. Durocher Co. Builder—American Ship Building Co. Naval Architect—John A. Smith Launched—Sept. 22, ’°30; comp. Oct. 29, ‘30 Classification—Owner’s requirements HULL PARTICULARS Length over all, 125 feet; length between per- pendiculars, 113 feet 2 inches; breadth molded, 28 feet; depth molded, 16 feet 6 inches; draft, 12 feet 6 inches; displacement loaded, in short tons, 680; gross tonnage, 319; net tonnage, 149; bunker fuel capacity of coal, in tons, 100; speed, 14 statute miles per hour. MACHINERY PARTICULARS Main Engine—One, 3-cylinder, vertical, triple expansion reciprocating engine built by Filler & Stowell Co.; size, 17 x 25 x 43 inches x 30 inches stroke; indicated horsepower, 850 at 90 revolu- tions per minute and 1130 at 125 revolutions per minute. Boiler—One, scotch marine type, built by Union Iron Works. Size, 15 feet diameter x 11 feet 9 inches long; working pressure 215 pounds per square inch. Fuel, crushed coal on Hoffman stokers with forced draft. Auxiliary Generators—One Engberg recipro- mab TAC DESCRIPTION Single screw steel tug for general towing, wrecking and icebreaking on the Great Lakes. Ice to the thickness of three feet, it is estimated, can be broken by this power- ful tug. Propulsion is by a reciprocating steam en- gine of over 1100 horse- power. This vessel can stand severe weather and. is fully equipped as a sea- going tug, for service. cating engine driven 7% kilowatts made by Troy Engine and Machine Co. One 4-kilowatt tur- bine driven set, built by Moon Mfg. Co. AUXILIARY EQUIPMENT Manufacturers of: Pumps—-Union Steam Pump Co. Towing Engine—American Engineering Co. Windlass——The American Ship Building Co. Winches—Lidgerwood Mfg. Co. Steering Engine—American Engineering Co. Propellers—American Ship Building Co. Anchor Chain—Baldt Anchor, Chain & Forge Jet Condenser—Union Steam Pump Co. Distiller (Reilly )—-Griscom-Russell Clocks—Chelsea Clock Co. Radio Equipment—Radiomarine Corp. The bow is raked and heavily plated for ice- breaking. Though not classified, she is built at least equal to the requirements of either the American Bureau or Lloyd’s. The propeller is four-bladed and is 11 feet in diameter and 13 feet in pitch. The deck equipment includes a towing ma- chine and one winch serving a 3%4-ton, 24-foot boom. Also there is one lifeboat, one life raft and one wooden work boat fitted with a gaso- line engine. MARINE REvieEw—April, 1931