Kvichak Marine Industries, Inc., Seattle, recently constructed and delivered a 25 ft 8 in push boat to Seattle City Light for operation with the service barge at the Diablo Dam in the North Cascades.


This Kvichak Marine design is constructed of marine grade aluminum alloy plate and extrusions. Two vertical push knees are located at the bow. The knees are padded by 6 in D-section rubber. A 1,500 lb davit with manual winch is mounted on the stern.

The push boat is powered by twin John Deere 330 hp turbocharged diesel engines with stainless steel propellers in enclosed nozzles, allowing for speed of 8 knots while pushing the barge.

Length overall: 25 ft 8 in   
Beam, molded: 14 ft 0 in
Draft, ready for service: 3 ft 5 in   
Weight, full load: 25,102 lb
Crew: 3 Fuel: 480 gallons
Bollard Pull: 10,280 lb   
Speed, pushing barge: 8 knots

April 20, 2011