Designed by Hockema Group for Dunlap Towing, the Gretchen Dunlap is ABS Classed for escort & towing service.
Main propulsion is provided by twin CAT 3516C engines rated at 3,386 hp/each driving Rolls Royce 255 P30 FP Z drives via carbon shafts.
This state-of-the-art tug is equipped with a Markey DEPCF-52 constant-tension electric hawser winch for escort service and a Markey TES-40 towing winch for stern towing.
The tug was built by Hansen Boat Company and delivered in 2015.