Versatile Mariner turns heads along Seattle waterfront

Versatile Mariner turns heads along Seattle waterfront

Capt. Mark Williamson steered Western Towboat’s newest harbor tug into Elliott Bay on a cool, clear late February day. Other mariners working in the busy harbor took notice.   “That’s a nice-looking boat,” said David Trickett, who oversaw lightering of gypsum from the bulk carrier Astoria Bay anchored nearby. “Roger that,” Williamson responded. “Taking it for a test run here.”…
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McAllister Towing solidifies Charleston, Port Everglades fleets

McAllister Towing solidifies Charleston, Port Everglades fleets

For most tugboat companies, building one new azimuthing stern drive (ASD) tugboat would make for a pretty good year. McAllister Towing and Transportation added two within just eight months.   The 6,772-hp Capt. Jim McAllister left Eastern Shipbuilding in late August 2019, arriving soon afterward in Charleston, S.C. The 100-foot vessel routinely escorts and assists post-Panamax containerships calling on the sprawling…
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Foss updates proven Valor-class design for the Tier 4 era

Foss updates proven Valor-class design for the Tier 4 era

Foss Maritime Company has updated the venerable Valor-class azimuthing stern drive (ASD) tugboat for a new era.   Foss, a Saltchuk subsidiary based in Seattle, took delivery of the 100-by-40-foot Jamie Ann this spring from Nichols Brothers Boat Builders. Jensen Maritime Consultants and Foss partnered on upgrades to the existing design that include new safety features and crew amenities. The…
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Crowley upgrades LA fleet with first US RApport 2500 tugboat

Crowley upgrades LA fleet with first US RApport 2500 tugboat

The RApport 2400-series tugboats developed by Robert Allan Ltd. have earned their keep around the world. Now, Crowley Maritime has put the first U.S.-built RApport 2500-series vessel to work in Los Angeles and Long Beach, the busiest container ports in the United States.   Crowley chartered the 6,008-hp tug from Brusco Tug & Barge of Longview, Wash. Diversified Marine of…
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Gemini Warrior builds on tradition of B.C. coastal tugs

Gemini Warrior builds on tradition of B.C. coastal tugs

In British Columbia, most tugboats built within the last decade were designed by A.G. McIlwain Ltd. Noted for their broad beam-to-length ratio, these versatile tugs perform ship docking, ship assist, log towing and barge handling.   In October 2019, the latest iteration of a McIlwain tug left Sylte Shipyard on the Fraser River for Gemini Marine Services of Bowen Island.…
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Canal Barge signals inland push into Tier 4

Canal Barge signals inland push into Tier 4

The brownwater industry, for a number of reasons, has been slow to embrace EPA Tier 4 propulsion. Canal Barge Co. is a notable exception. The New Orleans-based operator took delivery this spring of the 6,000-hp H. Merritt ‘Heavy’ Lane Jr., built by Conrad Shipyard. Louisiana-based MiNO Marine designed the 166-by-49-foot vessel now considered the flagship of Canal’s fleet.   The…
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Aveogan specifications

   Owner/operator: Crowley Maritime Builder: Bollinger Shipyards Designer: Jensen Maritime Consultants Dimensions: 128’ x 42’ x 19’2” Mission: Transporting fuels in Alaska Crew size: 8      Propulsion: Engines: (2) Tier 4 GE 8L250MDC, 3,384 hp Bollard pull: 97 short tons Vessel speed: 10 knots Z-drives: (2) Schottel SRP 560 with Vulkan carbon-fiber shafts Auxiliary generators: (3) 99-kW John Deere;…
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Seaway Guardian specifications

   Owner/operator: Saint Lawrence Seaway Development Corp. Builder: Gulf Island Shipyards Designer: Robert Allan Ltd. Dimensions: 118’ x 45’ x 17.5’ Mission: Buoy tending, icebreaking Crew size: 4      Propulsion: Engines: (2) Tier 4 Caterpillar 3516E, 2,682 hp Bollard pull: 65 tons Vessel speed: 13.5 knots Z-drives: (2) Kongsberg/ Rolls-Royce US 35 CP  Auxiliary generators: (2) 250-kW Cat C9.3;…
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C.D. White specifications

   Owner/operator: E.N. Bisso & Son/Bisso Offshore Builder: Eastern Shipbuilding Group Designer: Robert Allan Ltd. Dimensions: 80’ x 38’ x 13’2” Mission: Ship assist, escort, emergency towing Crew size: 4      Propulsion:  Engines: (2) Tier 4 Caterpillar 3512E, 2,550 hp  Bollard pull: 67.5 tons  Vessel speed: 15.5 knots Thrusters: (2) Kongsberg/Rolls-Royce US 205-P20 z-drives  Auxiliary generators: (2) 99-kW John…
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