Houston-headquartered Marine Chartering Associates, LLC has signed a contract with the Master Marine, Inc. shipyard in Bayou La Batre, Ala., to build a Sub. M compliant 67’ x 28’ 1,600 HP towboat to a design provided by Entech Designs, LLC, Kenner, La. The contract includes an option for a second boat,
Master Marine says the first vessel will be delivered and placed into service by the end of summer 2020 with the additional option vessel, if exercised, to follow.
Each boat will be powered by a pair of Laborde Products, S6R2-Y3MPTAW Mitsubishi 803 HP Tier III diesel marine engines, to be operated at 1,400 RPM coupled to Twin Disc 5321 gears and driving a pair of pair of HS Marine Propulsion, LLC 70” X 48” X 7” 4-blade stainless steel propellers will provide thrust through Two (2) J & S Machine Works Inc. 7” ABS Grade 2 propeller shafts with all Thordon Bearings, Thorplas bushings and shaft seals.
Electrical power will be provided by two John Deere 4045 65 kW Tier III electronically controlled generators supplied by Devall Diesel Services.
The main engines, gears and generators will be cooled by R.W. Fernstrum, Inc. keel coolers.
The steering system, provided by Custom Hydraulic Components, Inc. controls two 7” main steering rudders and four 7” flanking rudders.
Schuyler Maritime, LLC will provide all 18” x 11” rubber fendering around the entire perimeter of the vessel and push knees.
Other suppliers include Gulf Coast Air & Hydraulics Inc. which is providinga pair of Quincy F325 reciprocating air compressors and ventilation fans; R.S. Price & Son, Inc., providing a mini-split heat pump HVAC system in all interior spaces, and Blakeney Marine, providing all custom woodwork and interior finishes.
Donavon Marine will provide the large aluminum Diamond SeaGlaze windows and Dales Welding and Fabricators, LLC will supply the aluminum exterior doors.
Byrne Rice and Turner, Inc. will provide a pair of Nabrico 40-7HE 40 ton deck winches.
Each boat will have a maximum 7’-9” working draft and tankage for 15,600 gallons of fuel, 4,359 gallons of potable water and 9,500 gallons of ballast water.
Each vessel will have three crew staterooms, 1½ baths and a full galley arrangement.