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THE MARINE REVIEW VOL. 43 CLEVELAND NOVEMBER, 1913 NEW YORK No. 11 Electrically-Driven Cargo Vessel The Tynemount, the First "Merchant Vessel to Have Electric Drive Will Come to the Lakes HE Tynemount, an electrically- driven cargo vessel, recently built by Swan, Hunter & Wigham Richardson, Ltd., of Wallsend-on-Tyne, England, to the order of the Electric Marine Propulsion Co., Ltd., Montreal, and for service on the Great Lakes and canals of North America, is illustrated in the accompanying drawings and lary machinery is supplied with steam from two Cochran donkey boilers placed in the poop and fired by means of oil fuel. The vessel has a double bottom throughout, with heavy flush fitted tank top plating; under the car- go holds the double bottom is adapted for carrying water ballast, as is the forepeak, whilst the tank under the By Frederick C. Coleman a strong oak quarter badging round the stern, "wrecking wells', 7. e. vertical trunks to give access from the deck to the double bottom when the holds are full of cargo, bowsprit for steer- ing, €tc.. The machinery is accom- modated right aft under the poop. The system of electric drive is that designed by Henry 'A. § Mavor, yreeneen? THE MOTOR SHIP TYNEMOUNT, THE FIRST MERCHANT SHIP TO BE ELECTRICALLY-DRIVEN photographs. The Tynemount is 250 ft. in length by 42 ft. 6 in. beam, and 19 ft. depth molded, and she is adapt- ed to carry 2,400 tons of cargo. The vessel has two masts, forecastle and navigating bridge forward, and poop aft. There are one steel deck and three cargo holds, with seven large hatches. On the deck are steam winches for working the cargo with three 3-ton derricks. The deck machinery consists of Steam windlass, steam steering gear, and the three steam winches for working cargo and warping. Electric light is fitted throughout. This auxil- engine room and the after peak may be used for oil fuel. There are also two tanks for oil fuel on' the deck forward of the poop bulkhead. In the forecastle is the accommodation for the officers, crew and oilers, whilst above are the captain's sleeping room and his office, together with wheel- house, etc. In the poop are the rooms for the engineers, the galley, the dining saloon and the crew's mess room. Among other special features may be mentioned a strong oak fender along the sides of the vessel and forward for protection in the locks, who has described the system and discussed its advantages in papers read before the Institution of Engi- neers and Shipbuilders in Scotland and before the British Association in ~ 1911 and 1912. (and jointly with John Reid, before the Institution of Naval Architects in June, 1913. The prime movers of the installation con- sist of two. six-cylinder, high speed engines of the Mirrlees-Diesel type, as manufactured by Mirrlees, Bicker- ton & Day, Ltd. Hazel Grove, near Stockport, England. They are each capable of developing 300 B. H. P. at 400 R. P. M. on the four-stroke cycle,