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Underwater Intervention: Join us alongside the WorkBoat Show in New Orleans on December 3rd, 2025!

Tugboat

Berg’s hybrid electric propulsion system includes high levels of redundancy for safety as well as the ability to switch seamlessly between operating modes with the push of a button. Master Boat Builders photo

WorkBoat Showcase: BERG Propulsion

WorkBoat Staff

Harbor tug operates at the port of Los Angeles/Long Beach. Credit: Foss Maritime

Industry concerns over CARB amendments spark emission compliance battle

Ben Hayden

The tug Franklin Reinauer carried rescue workers to Lower Manhattan. Tugs from Moran, McAllister, K-Sea and others also helped in the transport of workers and survivors. US Coast Guard / PA2 Tom Sperduto photo.

Remembering 9/11: Calling All Boats

Joel Milton

For the Carolyn Dorothy, the full combination included two Cummins QSK50, 1,800-hp diesel engines, two Cummins QSM11, 300-kW gensets, two Siemens 1,200-hp/895- kW motor-generators, and 126 12-volt, lead-acid batteries. Foss Maritime photo

The concept of multiple inputs for tugboat power continues to evolve

Bruce Buls

The Qamun, a 55,000-bbl. shallow-draft double-hull ATB petroleum tank barge, is specifically designed for the Alaska fuels market. Greenbrier Marine photo.

Hauling liquid cargoes via ATBs continues to evolve

Ken Hocke

The 80'x38'x13'2" ship assist/escort tug C.D. White was designed by Robert Allan Ltd. and built at Eastern Shipbuilding Group for Bisso Offshore LLC. The tug was one of WorkBoat's Significant Boats of 2020. Eastern Shipbuilding Group photo

Tugs: The rest of the story

Ken Hocke

Crowley Maritime photo

Crowley's Jensen Maritime combined into new engineering group

WorkBoat Staff

Great Lakes Towing Company and Great Lakes Shipyard christened two new tugs, the 2,000-hp Pennsylvania and Wisconsin, at the companies' Cleveland facilities on Dec. 16. Photo by Paul C. LaMarre III

Avoid deck skating — Part II

Joel Milton

Four McAllister Towing Z-drive tractor tugs helped dock the USNS Comfort hospital ship when it arrived in New York City on March 30, 2020. McAllister Towing & Transportation photo

Maritime industry plays key role in Covid-19 response

Pamela Glass

HDT_copy-702x336 — AWO is pushing for mariners to be prioritized to receive Covid-19 vaccinations. Harbor Docking & Towing photo

Vaccinate mariners now

David Krapf

The Z-drive tractor tugs are built to USCG Subchapter

Nichols Brothers launches third of four ASD-90 tugs for Foss

WorkBoat Staff