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Sanitary Systems News

07 Feb 2023

Maritime Transport: Fuels, Emissions and Sustainability

Copyright AdriFerrer/AdobeStock

International trade by sea has long been a key part of the world economy and approximately 90% of traded commodities is reliant on shipping. Once wind-propelled in the days of sail, the current generation of ships now heavily rely on fossil fuels. Fossil fuel propulsion contributes to global warming with carbon emissions approximating 940 MtCO2e per year and also has health implications for communities surrounding ports through the release of air pollutants. The environmental impact of fossil-fuelled engines is further compounded by their use in port infrastructure…

18 Jan 2019

EVAC Acquires Transvac Systems

“The acquisition of Transvac supports our future growth in the navy and offshore sectors where the company has developed excellent customer relationships and a number of important certifications”, said Tomi Gardemeister, Evac Group CEO.

Evac has acquired Transvac Systems, aUK business specializing in the distribution and servicing of wastewater treatment systems, sanitary systems and ballast water treatment systems for ships and offshore platforms.This is in step with Evac's global operations expansion, started with its acquisition of another UK company, Cathelco, in May 2018. Last year EVAC totaled sales of about $182 million.One of Transvac’s key strengths is a long history as a supplier to the Royal Navy in…

20 Sep 2018

Norwegian Marine Tech: In the Driver’s Seat

Earlier this summer Maritime Reporter & Engineering News ventured to Ålesund/Sunnmøre area of western Norway visiting local manufacturers and suppliers serving the global maritime industry and featuring a series of business and technology presentations by leading sector companies including Inmarsat, VARD Group, Ulstein Group, Brunvoll, Ulmatec, Jets, ABB Marine & Ports, Fostech AS and Rolls-Royce Marine. Tom Mulligan reports on new business developments and technology innovations…

05 Mar 2013

New EVAC Waste Management System Comprehensive

Waste Disposal System: Image credit EVAC

Evac can now supply the entire waste handling system for vessels and rigs, to accord with MARPOL Annex V regulations. The company say they can supply the entire waste handling system for vessels and rigs, covering both dry and wet waste, from food waste handling to onboard sanitary and wastewater treatment. From January 1st 2013, new requirements relating to the management waste of ships and rigs entered into force. All waste onboard, except food waste, has to be collected, or incinerated, according to the new IMO Marpol Annex V regulations. This requires storage space for waste onboard.

19 Sep 2003

Bollinger Completes Conversion of Ned Ferry

Bollinger Shipyards, Inc., has completed a major conversion of the Crescent Towing tug, NED FERRY that transformed the boat from a single engine vessel with 3500 HP, to a twin-engine vessel with 4,000 HP. It is the third of eight Crescent Towing 105-foot sister ships to undergo the same upgrades and modifications at Bollinger Algiers LLC, the New Orleans based repair and conversion shipyard facility. Her old engine was replaced with two Caterpillar 3512B engines coupled to Reintjes WAF673 reduction gears driving 83-inch Bollinger stainless steel propellers. They were installed in 84-inch type 37 kort nozzles with stainless steel inner rings and leading and trailing edges.

07 Oct 2003

Repair Feature: Bollinger Completes Major Conversion of Ned Ferry

Bollinger Shipyards, Inc., has completed a major conversion of the Crescent Towing tug, Ned Ferry that transformed the boat from a single engine vessel with 3,500 hp, to a twin-engine vessel with 4,000 hp. It is the third of eight Crescent Towing 105-ft. (32 m) sister ships to undergo the same upgrades and modifications at Bollinger Algiers LLC, the New Orleans based repair and conversion shipyard facility. Ned Ferry's old engine was replaced with a pair of Caterpillar 3512B engines coupled to Reintjes WAF673 reduction gears driving 83-in. Bollinger stainless steel propellers. They were installed in 84-in. type 37 kort nozzles with stainless steel inner rings and leading and trailing edges.

05 Apr 2002

Crescent Towing to Convert Eight Tugs

Bollinger's Algiers repair and conversion yard has recently embarked on a major conversion project that will convert eight 105-ft. single screw tugs to 4,000 hp twin screw boats. The conversion project is being carried out for Crescent Towing. When completed, each of the 3,500 hp tugs will be re-powered with two Caterpillar 3512B engines coupled to Reintjes WAF 673 reduction gears driving 83-in. Bollinger stainless steel propellers. They will be installed in 84-in. type 37 kort nozzles with stainless steel inner rings and leading and trailing edges. The boats will also have a 45-degree rudder angle for better maneuverability and their new 4,500 hp power packages are designed to generate 100,000 pounds or 50 tons of bollard pull.

10 Jun 2002

Bollinger Completes Repowering, Modernization of M/V Florida

Bollinger Shipyards, Inc., has completed the conversion of the Crescent Towing tug, FLORIDA, from a single engine to a twin-engine boat with 4,000 HP. It is the first of eight Crescent Towing 105-foot sister ships to undergo the same major conversion at Bollinger’s Algiers (New Orleans) repair and conversion shipyard. The FLORIDA’s old engine was replaced with two Caterpillar 3512B engines coupled to Reintjes WAF 673 reduction gears driving 83-inch Bollinger stainless steel propellers. They were installed in 84-inch type 37 kort nozzles with stainless steel inner rings and leading and trailing edges. It has a 45° rudder angle for better maneuverability and its new power package is designed to generate 100,000 pounds or 50 tons of bollard pull.

17 Jul 2002

MV Florida get new Cat Power at Bollinger

The Crescent Towing tug Florida undergoes sea trials on the Mississippi River at New Orleans following repowering from single screw to double screw and the replacement of her pilothouse with new equipment and greater visibility provided by new lower exhaust stacks. Florida is the first of eight Crescent tugs to receive the conversion at Bollinger Shipyards, Inc., Algiers (New Orleans) shipyard. Bollinger Shipyards recently completed the conversion of the Crescent Towing tug, Florida, from a single engine to a twin-engine boat with 4,000-hp. It is the first of eight Crescent Towing 105-ft. sister ships to undergo the same major conversion at Bollinger's Algiers (New Orleans) repair and conversion shipyard.

12 Jun 2007

Bay Ship & Yacht Overhauls Golden Gate Ferry District’s Marin

Bay Ship & Yacht announces they will soon complete the full refit of the Golden Gate Ferry, Marin. The vessel arrived in the shipyard on November 13, 2006, and will soon be back serving the commuters of the San Francisco Bay Area from its berth in Larkspur. Passengers who ride the Marin daily will be pleased to hear that the ferry had a complete remodel of the passenger seating, interior bulkhead linings, new carpet and vinyl flooring and overhead ceilings, ventilation, lighting, and exterior windows. Also included were new fresh water and sanitary systems, electrical systems, and a complete repainting of the vessel exterior. An important part of Marin refit was to install new additions…

22 Feb 2002

Crescent Towing To Convert 8 Tugs with Bollinger

Bollinger’s Algiers repair and conversion yard has recently embarked on a major conversion project that will convert eight 105-ft. single screw tugs to 4,000 hp twin screw boats. The conversion project is being carried out for Crescent Towing. When completed, each of the 3,500 hp tugs will be re-powered with two Caterpillar 3512B engines coupled to Reintjes WAF 673 reduction gears driving 83-in. Bollinger stainless steel propellers. They will be installed in 84-in. type 37 kort nozzles with stainless steel inner rings and leading and trailing edges. The boats will also have a 45-degree rudder angle for better maneuverability and their new 4,500 hp power packages are designed to generate 100,000 pounds or 50 tons of bollard pull.