Master Boat Builders, Bayou La Batre, Ala., has delivered the new 109’x36’x18’3″ ATB tug Cape Ann to Kirby Offshore Marine Operating, Houston.

Designed by Guarino & Cox, Covington, La., with a 15′ draft, Cape Ann, which has a steel hull and an aluminum tower, is powered by a pair of Tier 4 Caterpillar 3516E diesel engines, producing 2,501 hp at 1,600 rpm. The Cats connect to 120″x78″, 5-bladed stainless steel Hung Shin wheels through Reintjes WAF 1173 marine gears with 7.429:1 reduction ratios. The propulsion package gives the new tug a running speed of 13 knots and a bollard pull of 48.19 metric tons.

Ship’s service power is the responsibility of three John Deere-powered 6068AFM85 gensets, sparking 150 kW of electrical power each.Rio Controls & Hydraulicsprovided the 5-station propulsion controls and full follow-up steering system featuring two 40-hp hydraulic units and two 7″x4″ cylinders.

Capacities include 86,114 gals. of fuel; 9,550 gals. urea; and 8,174 gals. fresh water. Other features of the new tug are a Beacon Findland JAK-400PHL-L Hydralok barge coupling system, New World Electronics2518277554 electronics suite, six staterooms with 10 berths, two Coastal Marine EquipmentC14-3.5-61-131 35,000 lbs., 15-hp rated capstans, and an EMS PMS 9000 alarm and monitoring system with a tank level system.

Cape Ann is ABS classed Maltese Cross A-1, AMS, Towing Vessel, ABCU, UWILD, ABS Loadline, greater than 500 tons ITC and greater than 300 tons regulatory. The new tug is also built to USCG certified, Subchapter M standards.

(Source: Workboat.com)