Page 39: of Marine News Magazine (October 2020)

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LNG ATB notch of the 324- by 64-foot barge designed by Waller The barge, with large power demands, has ? ve, QSK19-

Marine. The barge has a molded depth of 32.5 feet. DM-powered, 450-kilowatt generators. These will power

Both vessels’ detail design was done by Halter Marine a range of functions on the barge including four mooring under mutual agreements. winches and two hose handling cranes. The tug will also

Propulsion power on the tug will be a pair of 1,900-kilo- have two stores cranes, one forward and one aft. The barge watt (2,548 horsepower), Wabtec 6L250 MDC EPA Tier is ? tted with a ballast water treatment plant provided by 4 and IMO III main engines, with Wärtsilä Z-drives. Wärtsilä as well.

This will give the ATB a 10-knot design speed with an Initial clients for the new vessel will be Carnival Cruise estimated 65-ton bollard pull. The tug will have tankage Line’s two new dual-fuel ships and two dual-fuel Siem Car for 105,686 gallons of diesel fuel, while the barge will Carrier ships under charter to the Volkswagen Group to have tanks for 13,890 gallons of diesel. The ATB will transport vehicles from Europe to North America. The be ABS-classed, capable of dynamic positioning DPS 1+. ATB is being constructed to meet U.S. ? ag requirements,

The tug will have accommodation for up to 12 crew in- as well as ABS Class and the requirements of the IMO cluding tanker-men. The tug will also be equipped with International Gas Carrier Code.

two reverse osmosis water makers capable of producing The ? rst LNG ATB bunker vessel built in the U.S., Q- 2,000 gallons of fresh water per day. LNG 4000 is currently on sea trials from Halter Marine

Auxiliary power, servicing a wide range of functions on in Pascagoula, Miss. and will soon be delivered to Quality both the tug and the barge, will be provided by a total of Lique? ed Natural Gas Transport, which is owned by Har- nine Cummins marine engines. The tug has two QSM11- vey Gulf International Marine’s CEO Shane Guidry. Shell

DM powered 150-kilowatt SSDGs. These engines are has signed a long-term charter for Q-LNG 4000, which ? tted with through shafts that can also run ? re pumps, will operate out of Port Canaveral, Fla.

including those supplying two off-ship monitors. The Q-LNG, with Chad Verret as President, has also signed tug will additionally have a single Cummins QSB7-DM- a letter of intent for an 8,000-cubic-meter LNG ATB unit powered, 99-kilowatt harbor generator, and a QSB7-DM- with Halter Marine, but that has not as yet been ? rmed up powered, 79-kilowatt emergency generator. as an order.

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