Built in 1981 by Berry Brothers General Contracting at Berwick, Lousisiana as the Gregory (hull #7) for Weeks Marine Incorporated of New York, New York.
In 2006, she was acquired by P and L Towing and Transportation of Miami, Florida. Where the tug was renamed as the Rikki S.
Powered by two, Cummins KTA 19 M3 diesel engines. With Twin Disc MG-527 reduction gears, at a ratio of 5.17:1. Turning two, 64(in) by 44(in), four bladed, stainless steel propellers. She is a twin screw tug, rated at 1,600 horsepower.
Her electrical service is provided by two, 40kW, Detroit Diesel 3-71 generator sets. The tug's capacious are 9,500 gallons of fuel, 35 gallons of lube oil, and 4,000 gallons of water.