Stainless Steel Inner Rings News

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.

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.

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.

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.

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.

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.