Harbor Class Tugs News

Markey Equipment Selected For New Canadian Super Ice Class Tugs. Markey Machinery is pleased to announce that it has been awarded the order for a complete suite of deck machinery for the most powerful Harbor Class Tugs ever to be built in Canada. The tugs will be operated by Group Ocean of Quebec, Canada for harbor operations, ship escort services, short and long distance towing, as well as rescue operations and wreck removals. The new TunDRA 100 tugs, highly powerful, efficient and versatile…

Crowley Marine Services has accepted the final vessel in a series of six new Harbor-Class tractor tugs from the company's subsidiary, Vessel Management Services, Inc. (VMS). The vessel, known as Chief, will be deployed in Puget Sound for ship assist and escort work. Designed by Seattle-based Guido Perla and Associates and constructed by Nichols Brother Boat Builders, for VMS, each of the six Harbor Class tugs features Voith Schneider twin cycloidal propulsion. Chief is powered by two Caterpillar 3516B engines and has a direct bollard pull of 111,500 lbs., with a free running speed of 14 knots.