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LOOP RESPONDER
Photo by: Glen Daigrepont

Built in 1992, by North American Shipbuilding Incorporated of Larose, Louisiana (hull #144) as the Loop Responder for Edison Chouest Offshore Incorporated of Galliano, Louisiana.

The tug was constructed to act as an assist and support vessel to the Louisiana Offshore Oil Port, also known as the "LOOP."

Which is a deepwater port in the Gulf of Mexico located 18 nautical miles off the coast of Louisiana, near the town of Port Fourchon. The LOOP provides tanker offloading and temporary storage services for crude oil.

Powered by two, Caterpillar 3608 diesel engines. Driving two, 36G II / 200, Voith Schneider cycloidal drives, arranged side by side. For a rated 7,300 horsepower.

Her electrical service is provided by two, 150kW, Detroit Diesel generator sets. Driven by two, Detroit diesel Diesel engines. The tug's capacities are 100,000 gallons of fuel, 15,000 gallons of foam, and 5,000 gallons of potable water.

The towing equipment consists of a single drum, Markey DUSS-71, hawser winch. Outfitted with 1,000(ft) of .75(in) spectra hawser.

Her firefighting equipment consists of two, 1,000 horsepower Nijhus, split case, horizontal water pumps, driven off of the front end of the main engines. Feeding two, Skum MK-250EX/VR-250-DELF monitors rated at 750 gallons per minute.


  • Vessel Name: LOOP RESPONDER
  • USCG Doc. No.: 986161
  • Vessel Service: TOWING VESSEL
  • IMO Number: 9065510
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WCP9610
  • Hull Material: STEEL
  • Hull Number: 138
  • Ship Builder: NORTH AMERICAN SHIP BLDG
  • Year Built: 1992
  • Length: 144
  • Hailing Port: NEW ORLEANS, LA.
  • Hull Depth: 15
  • Hull Breadth: 51.5
  • Gross Tonnage: 398
  • Net Tonnage: 344
  • Owner:
    ALPHA MARINE SERVICES LLC

    CUT OFF, LA 70345
  • Previous Vessel Owners:
    ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC, ALPHA MARINE SERVICES LLC