Built in 1978, by Quality Equipment Incorporated of Houma, Louisiana (hull #154) as the Gulf Hawk for Gulf Fleet Marine Incorporated of Houston, Texas.
In 1985, Zapata Marine Service, Gulf Fleet Marine Incorporated, and Jackson Marine Services merged to form Zapata Gulf Marine Service Incorporated of Houston, Texas.
In 1992, Zapata Gulf Marine Incorporated merged with Tidewater Marine Incorporated of New Orleans, Louisiana. Where the tug retained her name.
In 2004, she was acquired by the Dann Ocean Towing Company of Tampa, Florida. Where she was renamed as the Colonel.
Powered by two, EMD 12-645-E6 diesel engines. With Reintjes WAV 1850 reduction gears. Turning two, 108(in) by 108(in), fixed pitch, four bladed, stainless steel propellers, mounted in kort nozzles. For a rated 3,000 horsepower.
Her electrical service is provided by two, 75kW generator sets. Driven by one, Detroit Diesel 8V-71 diesel engine. And, a Tier II compliant, John Deere 6068 diesel engine. Her capacities are 92,000 gallons of fuel, 838 gallons of hydraulic oil, 2,500 gallons of lube oil, 838 gallons of gear oil, 8,300 gallons of potable water, and 7,986 gallons of water.
Her towing gear consists of a double drum, INTERcon DD-200, towing machine. Wutfitted with a 2,200(ft) of 2(in) towing wire on the primary drum. And, 2,000(ft) of 2(in) towing wire on the secondary drum.
(Captain Eric Takakjian, Kyle Stubbs)