Built in 2001, by Washburn and Doughty Associates of East Boothbay, Maine (hull #H73) as the Diane Moran for the Moran Towing Corporation of New Canaan, Connecticut.
Although, the tug was similar in size to her six previous sisters. She measures 92(ft) long, 32(ft) wide, with a draft of 14(ft.) The exception is that the Diane Moran features a slightly higher height of eye for visibility, and additional power.
She was the sixth tractor tug built for the Moran Towing Corporation by Washburn and Doughty. And, the fourteenth tractor tug placed in service to the Moran Towing Corporation.
Powered by two, twelve cylinder, EMD L12-645-F7B diesel engines. With two Rolls Royce 1650H "z-drives." For a rated 5,100 horsepower.
Her electrical service is provided by two 75kW generator sets. The tug's capacities are 36,719 gallons of fuel, 12,416 gallons of ballast, and 1,849 gallons of fresh water.