02 Jul

Capt. Cooper specifications

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
Owner/operator: Bald Head Island Limited LLC Builder: Metal Trades Inc. Designer: CT Marine Dimensions: 50’ x 24’ x 5.5’ Mission: Island community supply and logistics Crew size: 2      Propulsion: Engines: (2) 425-hp John Deere 6135AFM85 Tier 3 mains Vessel speed: 8 knots maximum Propellers: (2) ZF Marine 48”x39” 5-blade nibral Gearbox: ZF Marine W350-1 at 3.96:1 ratio Auxiliary…
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Island Tug and Barge upgrades fleet with z-drive ATBs
02 Jul

Island Tug and Barge upgrades fleet with z-drive ATBs

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
British Columbia’s Island Tug and Barge has a history of innovation, and the company is taking another step forward with a new class of z-drive articulated tug-barge (ATB) units. The first new ATB tug, Island Raider, is due in July from Island Tug and Barge’s (ITB) shipyard near Vancouver, B.C. The second, Island Regent, will be delivered in late 2018.…
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Edison Chouest, Damen team up for world’s most powerful ASD tugboats
02 Jul

Edison Chouest, Damen team up for world’s most powerful ASD tugboats

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
When it comes to tugboat design and technology, some people believe North American operators lag behind trendsetters in Asia, Europe or Australia. Yet the world’s most powerful ASD ship handling tugboats are operating in the United States, not in Rotterdam or Sydney or Singapore. The 140-by-54-foot Commander arrived in Valdez, Alaska, this spring. Starting July 1, it will escort tankers…
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Marquette expands ASD fleet with new triple-screw towboat class
02 Jul

Marquette expands ASD fleet with new triple-screw towboat class

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
Marquette Transportation has launched a new class of triple-screw ASD towboats built by C&C Marine and Repair. The Belle Chasse, La., shipyard delivered Cindy L. Erickson, the lead boat in the 6,600-hp class, in early 2018. Three months later, it completed M/V Chris Reeves, the second of up to four sister towboats. CT Marine of Portland, Maine, designed the vessels.…
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Construction down following Tier 3 building boom, oil woes
27 Jun

Construction down following Tier 3 building boom, oil woes

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
The rush to lay keels before EPA Tier 4 emissions rules took effect contributed to a surge of new construction in recent years. Those better days in some ways contributed to the current slowdown in building that’s been compounded by economic headwinds. Many in the marine industry saw the change coming. Around this time last year, shipyard managers with a…
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First Rotortug arrives on American shores
27 Jun

First Rotortug arrives on American shores

Professional Mariner StaffAmerican Tugboat Review, Maritime News
Harbor tugboats with three z-drives were first introduced almost two decades ago. The first of these so-called Rotortugs has finally reached North American shores. Seabulk Towing took delivery of Trident, the first of three planned Advanced Rotortugs (ART), in January. Master Boat Builders of Bayou La Batre, Ala., built the vessel using a design from Robert Allan Ltd. of Vancouver,…
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27 Jun

Trident specifications

Professional Mariner StaffAmerican Tugboat Review, Tugboats & Towing
Owner/Operator: Seabulk Towing Builder: Master Boat Builders Designer: Robert Allan Ltd. Dimensions: 98.5’ x 43.5’ x 18.5’ Crew size: 4 to 6 Delivery date: 2017 Propulsion Engines: (3) Caterpillar 3512C Tier 3 diesels producing 1,911 hp each at 1,600 rpm Bollard pull: 80 tons Vessel speed: 12.5 knots Propellers: (3) Schottel SRP 1012 z-drives Auxiliary generators: (2) Cat. C7.1 gensets…
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Harley Marine pulls industry into Tier 4 era
27 Jun

Harley Marine pulls industry into Tier 4 era

Professional Mariner StaffAmerican Tugboat Review, Maritime News
Some tugboats are built for long-distance ocean towing, while others are nimble and powerful enough to dock big ships. Harley Marine Services’ Earl W. Redd is the rare vessel that performs both jobs equally well. Diversified Marine built the 5,350-hp z-drive vessel at its Portland, Ore., shipyard using a design from Jensen Maritime Consultants. Upon delivery in January, Earl W.…
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