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Photo by: Tord Avsnes Saele

Built in 1973, by Main Iron Works Incorporated of Houma, Louisiana (hull #287) as the Jock Cenac for the Cenac Towing Company of Houma, Louisiana.

In 1984, the tug was acquired by the Alamo Barge Lines of Houston, Texas. Where she was renamed as the Alamo Enterprise.

In 1985, she was acquired by Hollywood Marine Incorporated of Houston, Texas. Where the tug was renamed as the Enterprise.

In 1999, the tug was acquired by the Kirby Corporation of Channelview, Texas. Where she retained her name.

In 2019, the tug was acquired by Superior Marine Ways Incorporated South Point, Ohio. Where she was renamed as the Capt. Jeff Irby.

Repowered in 2010, the tug is driven by two Cummins K38 diesel engines. With Caterpillar reduction gears, at a ratio of 3.94:1. She is a twin screw, towboat, with kort nozzles, rated at 2,000 horsepower.

  • Vessel Name: ENTERPRISE
  • USCG Doc. No.: 550135
  • Vessel Service: TOWING VESSEL
  • Trade Indicator: Coastwise Unrestricted
  • Call Sign: WDC2688
  • Hull Material: STEEL
  • Hull Number: 287
  • Ship Builder: MAIN IRON WORKS
  • Year Built: 1973
  • Length: 71
  • Hailing Port: SOUTH POINT, OH.
  • Hull Depth: 10.5
  • Hull Breadth: 27
  • Gross Tonnage: 165
  • Net Tonnage: 112
  • Previous Vessel Names:
    Jock Cenac, Alamo Enterprise, ENTERPRISE
  • Previous Vessel Owners:
    Cenac Towing Co., Alamo Barge Lines, Inc., Hollywood Marine, Inc., KIRBY INLAND MARINE LP