Riverway Shipyard Delivers 50' Towboat To Corps Of Engineers

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Riverway Shipyard Co., Grafton, 111., recently delivered a new towboat to the U.S. Army Corps of Engineers, Huntington District, at the Marietta Repair Station, Marietta, Ohio.

The towboat Plant 69 measures 50 feet long by 16 feet wide by 5 feet high, with an operating draft of 3 feet 0 inches. The hull is of !/4-inch steel with 5/16-inch steel transom, %-inch steel headlog and 12-inch steel corners. Cummins model N-855-M diesels provide the propulsion power, a total of 430 hp at 1,800 rpm. Twin Disc model MG-509 reduction gears have a 2.95:1 ratio.

The boat can carry 4,200 gallons of fuel. Engine water is circulated through Fernstrum Grid coolers. The boat is fitted with a Mansfield Sanitary sewage system. The two steering rudders and four flanking rudders are actuated by an engine-driven hydraulic system designed by Riverway Shipyard. The Plant 69 is fitted with two Federal "Power Thrust" bronze four-blade propellers, 34 by 32 inches.

The 10-foot by 10-foot pilothouse was insulated with 3-inchthick insulation and covered with 10-gauge steel plating. The pilothouse provides the operator with an eye level of 17 feet.

Additional equipment on the Plant 69 includes one Perko 8-inch sealed beam searchlight, Perko 8-inch fog bell, and Olympia 5-ton hand winches.

Presently, Riverway Shipyard has on order and under construction one 26-foot by 110-foot deck barge, one 750-ton drydock, one 30-foot by 130-foot fuel barge, one 35-foot by 120-foot fuel barge, and one 65-foot towboat. In addition, the shipyard is building one 65-foot towboat and two work pontoons for stock.

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