Built in 1976, by Halter Marine Incorporated of New Orleans, Louisiana (hull #496) as the Mister Darby for the Jackson Marine Corporation of Houston, Texas.
The Jackson Marine Corporation was owned by the Halliburton Corporation of Houston, Texas. The company owned a total of ninety vessels. Consisting mainly of offshore tugs, and supply vessels. With some chemical transport and well stimulation vessels.
In 1985, Zapata Marine Service, Gulf Fleet Marine Incorporated, and Jackson Marine Services merged to form Zapata Gulf Marine Service Incorporated of Houston, Texas. Where the tug retained her name.
In 1992, Zapata Gulf Marine Incorporated merged with Tidewater Marine Incorporated of New Orleans, Louisiana. Where the tug retained her name.
In 1998, the tug was acquired by DonJon Marine Company of Hillside, New Jersey. Where she was renamed as the Atlantic Salvor.
Powered by two, ALCO 16-251 F diesel engines. With Lufkin RSQ 4222 reduction gears, at a ratio of 5:6:1. Turning two, 135(in) by 135(in), stainless steel, fixed pitch, four bladed propellers. For a rated 6,480 horsepower. The tug is also outfitted with a 300 horsepower bow thruster.
Her electrical service is provided by two, 150kW generator sets. Driven by two, GM 8C-71 diesel engines. The tug's capacities are 242,320 gallons of fuel oil, 3,640 gallons of lube oil, 15,150 gallons of potable water, and 39,510 gallons of drill water.
The tug's towing gear consists of a double drum, INTERcon DD 250 side by side, towing winch. Outfitted with 4,000(ft) of 2.25(in) towing wire on each drum.
(Captain Eric Takakjian, Kyle Stubbs)