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Columbia Class Tug for Shaver Transportation
Capilano Maritime Design Ltd. has recently completed the design of an 80âfoot Columbia Class ASD ShipâDocking Tug for Shaver Transportation Company of Portland, Oregon. The tug is currently being built by Diversified Marine Inc., also of Portland, and will be the most powerful in Shaverâs fleet when delivered in 2011. The Columbia Class is a new series of tug designs by Capilano Maritime Design Ltd.
New Columbia Class Tug for Shaver Transportation
Power will be provided by two high-speed MTV/Detroit Diesel 16V4000 M61 main engines, each rated 2,680 bhp at 1,800 rpm. Each engine drives a Schottel SRP1215 360° azimuthing thruster with 94.5 inch diameter fixed pitch propeller. Shipâdocking will be performed by a heavy duty Hawser winch from Markey Machinery, model no. DEPCFâ48, with a 50âhp electric motor. The winch will be fit with 400 ft of 9-inch circumference Spectra/Plasma line in eight layers and will have a brake capacity of 400âŚ