Many of the specialist Jones Act vessels that will be built for the U.S. offshore wind industry will have Schottel propulsion systems.
These vessels will also require periodic drydocking, maintenance and thruster overhauls. In response, Spay, Germany headquartered Schottel and Norfolk, Va.-based Lyon Shipyard have reached an agreement, based on their shared long-term strategy, to support both the existing market and the up-and-coming offshore wind farm industry.
New York City headquartered McAllister Towing reports that it has signed a contract for the construction of two 93- by 38-foot tier IV, 84-metric-ton bollard pull, tractor tugs with the option for two more. These tugs will further enhance McAllister’s East Coast fleet with the ability to service its customers largest ships and will bring McAllister’s tractor fleet to 39 tugs with a total of over 182,000 horsepower.
The new 6,770-hp tugs will be powered by 3516E Tier 4 Caterpillar engines with...
https://www.marinelog.com/inland-coastal/tugs-barges/mcallister-towing-orders-two-more-tractor-tugs/
Eastern Shipbuilding Group Inc., Panama City, Fla., has announced on June 11, 2020, the delivery of the second of two 80’x38’x13’2″ 5,100-hp Z-drive tugs, the A. Thomas Higgins for Bisso Offshore LLC, a division of E.N. Bisso & Son Inc., New Orleans.
The following day the vessel completed its bollard pull testing (66.10 short tons stern, 64.20 short tons bow) witnessed by the American Bureau of Shipping (ABS) and received its USCG Subchapter M Certificate of Inspection (COI). A. Thomas Higgins is...
Eastern Shipbuilding Group Inc., Panama City, Fla., announced it delivered the first of two 80’x38’x13’2″, 5,100-hp Z-drive tugs — C.D. White — for Bisso Offshore LLC, a division of E.N. Bisso & Son Inc. on Jan. 8, 2020.
The vessel has completed its bollard pull testing witnessed by the American Bureau of Shipping (ABS) and received its USCG Subchapter M Certificate of Inspection (COI).
The C.D. White is a RAL RApport 2400 Z-drive shiphandling tug design provided by Robert Allan Ltd., located in...
Washburn & Doughty, East Boothbay, Maine, is building at least two new 86’x35’x15’10”, Tier 4, ASD ship assist/escort, Z-drive tugs for Moran Towing Corp., New Canaan, Conn. The contract includes options to build up to 10 new tugs. (The shipyard has built 38 tugs for Moran since September 1999.)
Jensen Maritime Consultants, Seattle, is doing the design work for the new tugs. “There are two under contract,” said Jonathan Parrott, senior naval architect at Jensen Maritime, “and options for...
https://www.workboat.com/news/shipbuilding/washburn-doughty-building-multiple-tugs-moran/
Eastern Shipbuilding Group Inc., Panama City, Fla., launched the 100’x40’x16’4″ escort/rescue Z-drive tug Capt. Jim McAllister for McAllister Towing on March 19, 2019. The tug is currently under construction at Eastern’s Allanton facility and is scheduled to deliver later this year.
Main propulsion for the Capt. Jim McAllister will come from twin Caterpillar 3516E, Tier 4 diesel engines producing 3,386 hp at 1,800 rpm each. The Cats connect to Schottel SRP-4000 fixed pitch Z-drives in drop-in...
Gulf Island Fabrication Inc. announced that its shipyard division, Gulf Island Shipyards, has delivered the 98’6″x42’8″x16’5″ Ted C. Litton, a Z-Tech 30-80 terminal/escort tug to Suderman & Young Towing Co.
The tug was designed by Robert Allan Ltd., Vancouver, British Colombia, and built at Gulf Island’s Jennings, La., facilities. Main propulsion comes from two Caterpillar 3516E, C rating, Tier 4 diesel engines, each producing 3,386 hp at 1,800 rpm. The Cats are connected to Schottel SRP 510 FP...
https://www.workboat.com/news/shipbuilding/gulf-island-delivers-z-drive-tug-to-suderman-young/
Jensen Maritime Consultants, Crowley Maritime Corp.’s Seattle-based naval architecture and marine engineering company, has provided the detailed design for Shaver Transportation Co.’s new, Z-drive tug — Samantha S.
The multi-purpose tug was built at Diversified Marine Inc., in Portland, Ore., and is operating along the West Coast. The tug is ABS-classed and carries a FFV1 firefighting notation.
The 112’x44′ tug has a 22′ draft and was built for escort, ocean towing and ship assist, and has...
https://www.workboat.com/news/shipbuilding/jensen-maritime-provides-detailed-design-new-shaver-tug/