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MAZU

Built in 2019, by Gulf Island Fabrication Incorporated of Jennings, Louisiana (hull #6016) as the Mazu for the Suderman and Young Towing Company of Houston, Texas.

A Z-Tech 30-80 series tractor tug. Designed by the Naval Architecture firm, Robert Allan Limited of Vancouver, British Columbia.

Along with the Bay Houston Towing Company of Houston, Texas. The Suderman and Young Towing Company is part of a combined operating company, the G and H Towing Company of Houston, Texas.

In 2011, the G and H Towing Company became part of a joint venture between the Moran Towing Corporation of New Canaan, Connecticut. Serving the Cameron LNG facility near Lake Charles, Louisiana.

Powered by two, Tier IV compliant, Caterpillar 3516 E diesel engines. With Lufkin MV1600S gears, at a ratio of 2:1 With Schottel SRP-510 FP z-drives, for a rated 6,772 horsepower.

Her electrical service is provided by two, 125kW, Tier III compliant, John Deere 6068AFM85 generator sets. The tug's capacities are 42,626 gallons of fuel, 6,699 gallons of water, and 815 gallons of lube oil.

The towing equipment consists of a Markey DEPCF-52, asymmetric, render-recover, winch mounted on the bow.


  • Vessel Name: MAZU
  • USCG Doc. No.: 1297865
  • Vessel Service: TOWING VESSEL
  • IMO Number: 9892470
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDL2219
  • Hull Material: STEEL
  • Hull Number: 6016
  • Ship Builder: Gulf Island Shipyards LLC
  • Year Built: 2019
  • Length: 90.4
  • Hailing Port: HOUSTON, TX.
  • Hull Depth: 16.6
  • Hull Breadth: 42.7
  • Gross Tonnage: 297
  • Net Tonnage: 137