Built in 1969, by Universal Iron Works of Houma, Louisiana (hull #90) as the El Burro Grande for Tidewater Marine Services Incorporated of New Orleans. Louisiana.
In 1994, the tug was acquired by the Dann Ocean Towing Company of Tampa, Florida. Where she was renamed as the Allie B.
In 2006, she was acquired by the Crosby Marine Transportation Company of Golden Meadow, Louisiana. Where the tug was renamed as the Crosby Eagle.
Powered by two, Cummins KTA 50 diesel engines. With Lufkin reduction gears, at a ratio of 6:1. Turning two, 79(in) by 89(in), four bladed, fixed pitch, stainless steel propellers, mounted in kort nozzles. For a rated 6,000 horsepower.
Her electrical service is provided by two, 99kW generator sets. Driven by two, Cummins 6 BTA diesel engines. The tug's capacities are 68,488 gallons of fuel, 500 gallons of lube oil, 4,086 gallons of potable water, 50 gallons of hydraulic oil.
The tug's towing gear consists of a double drum, side by side, Markey TDSD 28, towing winch. Outfitted with 2,000(ft) of 2(in) towing wire on each drum.