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Stainless Steel Nozzles News

05 Feb 2024

Bisso's New Tractor Tug to Enter Service This Spring

(Photo: Caterpillar Marine)

A new tugboat is slated to enter service for Bisso Towboat this Spring.The Luling, La. based marine towage provider has been working with Main Iron Works to update its fleet, replacing a conventional tug with a tractor tug about every 18 months. In late 2022, the Houma, La. shipbuilder began building a new tractor tug Mr. Brian—the sixth azimuth stern drive (ASD) tractor tug built by Main Iron Works for Bisso in the past eight years.Named after Bisso’s vice president of operations Brian Cyprowski…

04 Nov 2022

Bisso Towboat Orders Tug from Main Iron Works

Luling, La. based marine towage provider Bisso Towboat said it has ordered a new tractor tug from Houma, La. shipbuilder Main Iron Works. Construction is scheduled to commence in late 2022 with delivery in early 2024, Bisso revealed in an announcement.The 5,000 BHP ASD tug will feature two Caterpillar 3516E Tier 4F main propulsion engines generating 2,500 BHP each at 1,600 RPM. The engines will drive a pair of Kongsberg US205S azimuthing thrusters with 2,400 mm diameter stainless steel propellers in stainless steel nozzles. Estimated bollard pull will be 66 tons.Other onboard equipment will include a JonRie Series 240 escort winch, Caterpillar C4.4 118 KW generator sets and a full complement of safety, monitoring and electronic equipment, Bisso said.

16 Jul 2020

Bisso Towboat Orders Tug at Main Iron Works

(Photo: Bisso Towboat)

Luling, La.-based Bisso Towboat said it has signed an agreement with Houma, La. shipbuilder Main Iron Works to begin construction of a new 6,008 BHP azimuthing stern drive (ASD) tractor tug. Construction is scheduled to commence in August 2020 with delivery expected in early fall of 2021.The EPA Tier 4 compliant tug will feature two Caterpillar 3516E Tier 4F main propulsion engines generating 3,004 BHP each at 1800 RPM. The engines will drive two Schottel SRP 460 FP azimuth thrusters with 98.4″ diameter stainless steel propellers in stainless steel nozzles.

30 Aug 2009

Bisso Towboat Accepts 4,000 ASD Tractor Tug

Bisso Towboat Co., Inc. announced the delivery of its new 4,000 HP ASD tractor tug Michael S. Constructed at Main Iron Works, Houma, LA, the 100 by 38 by 13.5-ft Michael S. is powered by two Cat 3516B main engines, producing 2,000 hp each at 1,600 RPM, which drive two Ulstein-Aquamaster US205 MK2 z-drives. The Z-drives feature 90.6 inch diameter by 82.4 inch pitch four blade stainless steel propellers set in stainless steel nozzles and the estimated bollard pull is 60 tons. Electrical service is provided by a pair of 99 KW Marathon Mariner generators powered by John Deere 6068TFM76 engines. Deck equipment includes a Markey DYSF-42 hydraulic bow winch equipped with 500 ft of eight inch circumference Plasma line and a Washington Chain and Supply RSRH100 100-ton quick release tow hook.