Drive Tug
Capt. Harry Delivered to Wilmington Tug
On December 19, Washburn & Doughty Associates, Inc., of East Boothbay, Maine delivered Capt. Harry, a 4200 hp Z Drive tug to Wilmington Tug of Wilmington, Del. Designed by Robert Allan Ltd., this ASD 25/55 Class Tug measure 80 x 32 ft. It will be used primarily for ship docking; however, and extended keel will allow for operation as an escort tug in the indirect mode. Wilmington Tug operates five tugs, and in 1977 became the first operator in North America to operate a Z Drive Tug. Wilmington Tug’s newest vessel is the ninth Z Drive Tug built by Washburn & Doughty since the Fort Bragg was constructed for Cape Fear Towing in 1998. Two Detroit Diesel model 12V4000 main engines rated at 2100 hp at 1800 RPM power the vessel. The engines drive modular Ulstein Aquamaster 1350 HZ Drives that are removable through soft patches in the aft deck. The main engines are keel cooled with Fernstrum grid-coolers. The vessel has a 20,000-gallon fuel oil capacity, a 250-gallon lube oil capacity and 1,200 gallon fresh water capacity.
Washburn & Doughty Wins Tug Contract
Washburn & Doughty Associates, Inc. signed a contract to build a 92 x 32-ft. Z-Drive Tug for the Providence Steamboat Company. Providence Steamboat Company, located in Providence, RI, operates tugboats on Narragansett Bay and adjacent southeast New England waters. Engaged primarily in vessel assist work, the company has six tugs with two under construction. The vessel currently being built by Washburn & Doughty is Providence Steamboat’s first Z Drive Tug
Moran Commissions 10th Z-Drive Tug
Moran Towing has commissioned Diane Moran, its 10th Z-drive tugboat, which was recently christened in a ceremony in New York Harbor, will be used in harbor services. Currently, Moran's other Z-drive tugs are used by the U.S. Navy's Military Sealift Command in Norfolk, Va., and for harbor services in the port of Charleston, S.C. The vessel is powered by two turbocharged EMD engines, which were chosen for their fuel efficiency
W&D Raises New Facility After Fire
October 11, 2008, marks three months since a fire destroyed Washburn & Doughty’s building and the yard is pleased to announce that progress on clean-up and construction is moving steadily ahead. The Sheridan Corporation of was awarded the contract to construct Washburn & Doughty’s new facility. has begun to pour concrete for the foundation and steel for the new building has begun to arrive. Phase 1 of the project, which is the 185’ x 80’
CMS Fleet Strongest in Region
Crowley Marine Services' Southern California fleet recently confirmed its strength by demonstrating ABS certified bollard pull test measurements of more than 100,000 lbs. for every tug in the region. The CMS is fleet is the highest hp and highest bollard pull fleet of tugs in the Los Angeles and Long Beach harbors. Tugs serving the Los Angeles and Long Beach market range from 4,400-7,000 hp and include several of Crowley's newest Harbor Class cycloidal tractor tugs and on Z-drive tug
Washburn & Doughty: Developing New Process To Meet Changing Needs
Washburn & Doughty Shipyard of East Boothbay, Maine is preparing to launch Tracy Moran, the fourth in a series of six Z-Drive Tugs under construction for the Moran Towing Corporation of Greenwich, Conn. Tracy Moran will join its sisterships in Norfolk, Va. where they are contracted by the Military Sealift Command for submarine and ship assist work. Measuring 92 x 32 x 13.8 ft. (28 x 9.7 x 4.2 m) and built to ABS Maltese Cross A1, AMS, Towing Service standards, Tracy Moran is powered by two 2
The Efficient Tugboat: The Efficient Tug
In many ports across the country, competition among tugboat operators is intense. The combined Port of Los Angeles and Long Beach is one such competitive environment for tug operators. Three companies vie for business that includes about 6,000 ship arrivals a year. Many of the companies utilize new tractor tugs to guide these ship movements. Foss Maritime, Crowley Marine and Millennium Maritime operate over a dozen modern tugs
The “Near-Zero” Emission Tug
For the development of the Hydrogen Hybrid Harbor Tug, WorldWise Marine worked with Dutch tug operators Iskes from IJmuiden and Smit from Rotterdam, which are expected to build the first of the new tugs for use in European harbours. The 50 ton bollard pull tug is fitted with fuel cells and hydrogen tanks, where hydrogen is stored under a pressure of 430 bar. The fuel cells, in combination with batteries, are able to provide sufficient power to operate the tug during standby and
Washburn & Doughty Delivers Bulldog to Crescent Towing
Washburn & Doughty Associates, Inc. delivered the Bulldog, a 98 x 37 ft., 6700 hp, Z Drive Firefighting Tug, to Crescent Towing of New Orleans, Louisiana. Bulldog provides ship-assist and escort services for LNG tankers at the Elba Island LNG re-gasification terminal in Savannah, Georgia. Bulldog is a new Washburn & Doughty in-house design and the first tug built at the yard for Crescent Towing. Washburn & Doughty’s Chief Naval Architect and Vice President, Bruce Washburn
Crowley Takes Delivery of Vigilant
Crowley Maritime Corporation took delivery of the Vigilant, a new Z-Drive tugboat that is being chartered from BayDelta Maritime, Inc., for use in Crowley's ship assist and escort business in Cook Inlet, Alaska. The nimble, powerful, ice-strengthened tug will be stationed at the Tesoro Alaska Company's Nikiski refinery in Cook Inlet on a year-round basis to provide enhanced safety and environmental protection for tankers docking there
Damen Delivers Two Azimuth Tractor Drive Tugs 2412 to Kotug
Kotug International will shortly be putting two new Damen Azimuth Tractor Drive Tugs 2412 into operation into the German Port of Hamburg. These tugs were ordered by Elisabeth Ltd in Malta and are being chartered by the Kotug Group.
Tugs, PSV Ordered from Singapore-based Shipbuilder
ASL Marine Holdings secures contracts worth S$132.5 million to build 4 diesel-electric hybrid tugboats and a platform supply vessel ASL Marine Holdings Ltd., a marine group engaged in shipbuilding, ship-repair and conversion, as well as ship chartering, has secured contracts worth S$132
Rolls-Royce to Upgrade Dorothy Ann
Rolls-Royce Commercial Marine has been contracted to upgrade Interlake Steamship Company’s Tug Dorothy Ann. The 124-foot, 7,200-horsepower Z-drive tug is the largest Z-drive ATB tug built to date in North America and is mated to the barge Pathfinder
Ocean Towing with Z-Drives
Western Towboat leads the way with tractor tugs. For a first-hand look at how tractor tugs are used for ocean towing on the West Coast, I took a ride on the first Titan class vessel built by Western Towboat out of Seattle, Wash. The 108-ft Western Titan was built in 1997 with stern
Caterpillar Offer 3500C Tier 3 Marine Power Solutions
Propulsion, Auxiliary and DEP Engines Compliant With EPA Tier 3 Regulations Caterpillar Marine Power Systems is pleased to announce starting in January 2012, the legendary Cat 3500C marine engines will enter full production meeting United States EPA Tier 3 regulations
Tristan K: A Powerful New Z-Tech Tug
Recently delivered to her Owners Bay-Houston Towing Co. of Galveston, Texas is the latest Z-Tech 7500 Class tugTristan K. This powerful new ship-handling/escort tug began her maiden voyage on June 9, 2011 for the destination of the recently commissioned LNG terminal in Cameron, Louisiana
Training on Z-Drives with Jeff Slesinger
by Raina Clark, from the March 2011 edition of MarineNews I asked a friend at Seattle’s Pacific Maritime Institute (PMI) if she thought someone like me could successfully complete just one maneuvering task in their tug simulator after a couple hours of training
Dometic Marine Supplies Chilled Water Systems to Signet
Heating, Ventilation and Air Conditioning (HVAC) specialist Dometic Marine has recently secured orders to supply its chilled water equipment to high performance tug builder Signet Maritime. As part of the new contract, Dometic Marine will supply its chillers on-board three Signet 82 Metric
Construction Begins on Washburn & Doughty Hull 101
On January 4, 2011, Washburn & Doughty Associates, Inc. of East Boothbay, Maine began construction of a 93-ft by 38-ft, 6,000 hp Z-Drive tug for Moran Towing Corporation of New Canaan, Conn. Washburn & Doughty is building the vessel to its newest in-house design based upon the yard’s
Two Jensen-Designed Tugboats Commissioned
Two Jensen Maritime-designed tugboats, the Elizabeth B and Beverly B, were commissioned into the E.N. Bisso & Son Inc. fleet during last month's WorkBoat show in New Orleans. The tugboats, which measure 96 ft in length and 34 ft in beam, are the fifth and sixth hulls of this class of tugs to
New ASD Tug: Brazil Designed & Built
By Alan Haig-Brown The Brazilian Port of Recife/Pernambuco is served by a powerful new ship-handling tug. The owners, Navemar Transportes e Comércio Marítimo, took delivery of the vessel, named Navemar XIII, this past September 2010.
Maiden Voyage of the BRAtt
Early on the morning of October 28th, the BRAtt departed Point Roberts, Washington State bound for Seattle. Captain Ron Burchett and his able crew Alan Burchett and Ben Flodquist started out in 12 to 15 knot easterly winds and a two foot chop
Avtron Upgrades Icebreakers
The U.S. Coast Guard recently awarded Avtron Industrial Automation a contract to upgrade the main propulsion system on its fleet of 9 WTGB Ice Breaking Tugs with the Avtron ADD-32 DMG Drive System. To date, Avtron has upgraded the electrical propulsion system for the Neah Bay in Cleveland, OH
Crowley Trains Kuwaiti Navy on the Z-Drive Technology
A Crowley Maritime Corporation team recently trained seven Kuwaiti Navy mariners in operations aboard the first of two newly built Z-Drive harbor tugs the navy will take delivery of this year. The 30-day training session was designed to help the mariners learn how to operate the new boat safely
Corvus Energy Lithium-Ion Battery for BRAtt
Corvus Energy, harnessing the power of large format lithium-ion battery systems for marine propulsion, will spotlight its proprietary technology at the International Tug & Salvage (ITS 2010) Conference May 17-21 at the Westin Bayshore Hotel in Vancouver, B.C