Built in 2010, by Washburn and Doughty Associates of East Boothbay, Maine (hull #98) as the ATB Mary Ann Moran for the Moran Towing Corporation of New Canaan, Connecticut.
Named for the wife of the ConAgra Grain Company executive Gary Redmann. The unit was constructed for service on a charter to ConAgra grain products, between New Orleans, Louisiana and Puerto Rico. A charter that was being serviced by a conventional tug and barge unit. However, the use of an ATB was found to be more economical with regards to time underway and fuel efficiency.
An ATLANTIC IV class Articulated Tug and Barge (ATB). Designed by Robert Hill of Ocean Tug and Barge Engineering of Milford Massachusetts. She was the fourth Articulated Tug built for the Moran Towing Corporation by Washburn and Doughty. And, was the seventh Articulated Tug and Barge placed in service for the Moran Towing Company.
Powered by two, twelve cylinder, EMD 12-645F7B diesel engines. With Lufkin reverse/reduction gears, at a nominal gear ratio of 4.5:1. Turning two, Rolls Royce, new generation, five bladed, 115(in) stainless steel, fixed pitch, propellers. For a rated 5,100 horsepower.
Fitted with and INTERcon C coupler system. The tug is certified ABS A1 Towing Service and AMS, with an international load line. The tug also complies with applicable SOLAS regulations. And is constructed of ABS Grade A Steel.
Her electrical service is provided by two, Tier II compliant, 65kW John Deere generator sets. As well as a third, Tier II complaint, 65 kW John Deere generator set. Which serves as an emergency generator. The tug's capacities are 105,000 gallons of fuel, 2,500 gallons of lube oil, 50,000 gallons of ballast water, 18,000 gallons of potable water, and 1,400 gallons of waste oil.
Her deck equipment consists of a Markey CEWP-90, 27(in) diameter, 40 horsepower, electric capstan on her stern. And, a Markey CEW-60, 15 horsepower, electric capstan on her bow.
She is "married" to a 400(ft), 27,000 DWT dry bulk barge, the Virginia. Which was constructed in 1982, by Galveston Shipbuilding of Galveston, Texas. The barge was converted at Gulf Marine Repair of Tampa, Florida for service as an articulated barge for the Moran Towing Corporation.
(Robert P. Hill)