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ROBERT T.
Photo by: Kevin Oldenburg

Built in 1978, by Houma Shipbuilding Incorporated of Houma, Louisiana (hull #67) as the Mitchell Hebert for Petchem Tugs Incorporated of Wilmington, North Carolina.

In 2012, the tug was acquired by Miller Marine Services Incorporated of Port Jefferson, New York. Where the tug was renamed as the Debora Miller.

In 2016, she was acquired by the Seaward Marine Corporation of Norfolk, Virginia. Where the tug was renamed as the Robert T.

Powered by two, Detroit Diesel 16V149 diesel engines. With Twin Disc MG-540 reduction gears, at a ratio of 6.18:1. Turning two, 72(in) by 56(in) pitch, stainless steel, fixed pitch, propellers. She is a twin screw tug, rated at 2,060 horsepower.

Her electrical service is provided by two, 30kW generator sets. Driven by two, Detriot Diesel 371 diesel engines. The tug's capacities are 27,386 gallons of fuel, 100 gallons of lube oil, and 2,000 gallons of water.

The towing equipment consists of a single drum, 13(in), electric powered, rope winding drum. Driven by a single, Detroit Diesel 471 diesel engine.


  • Vessel Name: ROBERT T.
  • USCG Doc. No.: 589598
  • Vessel Service: TOWING VESSEL
  • IMO Number: 7738981
  • Trade Indicator: Coastwise Unrestricted, Recreational
  • Call Sign: WDI8475
  • Hull Material: STEEL
  • Hull Number: 67
  • Ship Builder: Houma Shipbuilding Co.
  • Year Built: 1978
  • Length: 72.5
  • Hailing Port: NORFOLK, VA.
  • Hull Depth: 10.4
  • Hull Breadth: 24.2
  • Gross Tonnage: 131
  • Net Tonnage: 89
  • Previous Vessel Names:
    MITCHELL HEBERT, DEBORA MILLER
  • Previous Vessel Owners:
    PETCHEM INC, MILLER MARINE SERVICES INC, SEAWARD MARINE CORPORATION