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TRISTAN K.
Pictured as: the Tristan K. (Bay Houston Towing) Photo by: Washburn and Doughty

Built in 2010, by Washburn and Doughty Associates of East Boothbay, Maine (hull #100) as the Tristan K. for the Moran Towing Corporation of New Canaan, Connecticut.

The tug was constructed for the Suderman and Young Towing Company of Houston, Texas. As a part of a joint venture between the Moran Towing Corporation of New Canaan, Connecticut. The Bay Houston Towing Company of Houston, Texas, and the Superman and Young Towing Company of Houston, Texas. Serving the Cameron LNG facility near Lake Charles, Louisiana.

A Z-Tech 7500 series tractor tug. Designed by Robert Allan Limited of Vancouver, British Columbia. She was the nineteenth tractor tug built for the Moran Towing Corporation by Washburn and Doughty.

She was the eighteenth tractor tug built for the Moran Towing Corporation by Washburn and Doughty. And, technically the twenty-eighth tractor tug to enter service for the Moran Towing Corporation.

A Z-Tech 7500 series tractor tug. Designed by Robert Allan Limited of Vancouver, British Columbia. She was the fourth Z-Tech 7500 for the Bay Houston Towing Company. And, the sixth tractor tug to enter service for Bay Houston Towing.

Also, the Suderman and Young Towing Company along with the Bay Houston Towing Company of Houston, Texas. Maintain an operating company, the G and H Towing Company of Houston, Texas. The Tristan K. was the seventh Z-Tech 7500 for the G and H Towing Company. And, was the seventeenth tractor tug added to the G and H Towing Company's fleet.

Powered by two MTU 16V 4000 M70 diesel engines. With Lufkin MV/1600S reduction gears, at a ratio of 2:1. With Rolls-Royce US 255 "z-drives." For a rated 6,300 horsepower.

Her electrical service is provided by two 179kW Marathon 432RSL4800 generator sets. The tug's capacities are 44,911 gallons of fuel, 2,558 gallons of lube oil, and 5,734 gallons of potable water.

Her towing gear consists of a 200 horsepower, Markey DESF-48 winch on her bow. However, she not fitted with one on the stern, instead she is equipped with a set of "H" bitts to allow options open for possible towing gear or another hawser winch on the stern. The tug is also FiFi-1 compliant.


  • Vessel Name: TRISTAN K.
  • USCG Doc. No.: 01232889
  • Vessel Service: TOWING VESSEL
  • IMO Number: 09636773
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDF7657
  • Hull Material: STEEL
  • Hull Number: 100
  • Ship Builder: WASHBURN AND DOUGHTY ASSC.
  • Year Built: 2010
  • Length: 90.5
  • Hailing Port: WILMINGTON, DE.
  • Hull Depth: 16.4
  • Hull Breadth: 39.3
  • Gross Tonnage: 257
  • Net Tonnage: 175
  • Owner:
    MORAN TOWING OF LAKE CHARLES LLC
    50 LOCUST AVENUE
    NEW CANAAN, CT 06840