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C-TRACTOR 17 (SP IVORY)
Pictured as: the SP Ivory (Edison Chouest Offshore) Photo by: Captain Ted

Built in 2008, by Gulf Ship Incorporated of Gulfport, Mississippi (hull #243) as the C-Tractor 17 for Edison Chouest Offshore Incorporated of Galliano, Louisiana.

In 2008, the tug was chartered by the Cheniere Energy LNG Company of Houston, Texas. Where she was renamed as the SP Ivory.

Powered by two, Caterpillar 3516C diesel engines. With two, forward mounted, Rolls Royce UT-255-FP z-drives. For a rated 6,300 horsepower.

Her electrical service is provided by two, 500kW, Caterpillar C-18 generator sets. The tug's capacities are 92,343 gallons of fuel, 3,867 gallons of dirty oil, 3,867 gallons of fuel overflow, 91,652 gallons of ballast, 13,477 gallons of potable water, and 550 gallons of wash water.

The towing equipment consists of a stern mounted Markey, DESDF-48WF, electric drive, double drum waterfall winch. Outfitted with 650(ft) of 7.5(in) spectra line on each drum.


  • Vessel Name: C-TRACTOR 17 (SP IVORY)
  • USCG Doc. No.: 1201238
  • Vessel Service: TOWING VESSEL
  • IMO Number: 9423152
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WDE2900
  • Hull Material: STEEL
  • Hull Number: 243
  • Ship Builder: GULF SHIP LLC
  • Year Built: 2008
  • Length: 102.9
  • Hailing Port: GALLIANO, LA.
  • Hull Depth: 102.9
  • Hull Breadth: 19
  • Gross Tonnage: 297
  • Net Tonnage: 42
  • Previous Vessel Names:
    C-TRACTOR 17
  • Previous Vessel Owners:
    ALPHA MARINE SERVICES LLC, TEAM MARINE LLC