Built in 2001, by Main Iron Works Incorporated of Houma, Louisiana (hull #412) as the Kristina A. for Odyssea Vessels Incorporated of Berwick, Louisiana.
In 2014, the tug was acquired by the Crosby Marine Transportation Company of Golden Meadow, Louisiana. Where she was renamed as the Crosby Integrity.
Powered by two, Caterpillar 3512B diesel engines. With Reintjes WAF 772 reduction gears, at a ratio of 7:1. Turning two, stainless steel, fixed pitch propellers, mounted in kort nozzles. She is a twin screw tug, rated 4,200 horsepower.
Her electrical service is provided by two, 75kW Caterpillar 3306 generator sets. The tug's capacities are 90,000 gallons of fuel, 660 gallons of lube oil, 500 gallons of hydraulic oil, 660 gallons of gear oil, and 8,800 gallons of potable water.
The towing equipment consists of a Markey TDSDS 32 towing winch. Outfitted with 2,450(ft) of 2(in) towing cable.