In August 1971 the Secretary of Transportation announced awarding of a contract to Lockheed Shipbuilding and Construction Company of Seattle, Washington, "to build the world's most powerful icebreaker for the US Coast Guard," Polar Star, the first of two "Polar-Class" icebreakers. The ship's three shafts are turned by either a diesel-electric or gas turbine prime mover. Each shaft is connected to a 16-foot (4.9 m) diameter, four-bladed, controllable-pitch propeller. The diesel-e… Web25 de ago. de 2024 · Icebreaker USCGC Healy (WABG-20) is now steaming to Washington state to repair damage to the main propulsion system and all Coast Guard Arctic …
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Web24 de ago. de 2024 · The Polar-class icebreaker received a $57 million overhaul in 2012, completed by Vigor Industrial Shipyards in Seattle. Vigor Shipyards also painted the … Web23 de oct. de 2024 · Healy is the US Coast Guard's largest ship and can break through 4.5 feet of ice at a continuous speed of 3 knots. Polar Star, Healy's counterpart, is smaller but can break 6 feet of ice at 3... linkway scooters \u0026 motorcycles
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Web420' Icebreaker Healy (WAGB) 418' National Security Cutter (WMSL) 399' Polar-class icebreaker (WAGB) 360' Offshore Patrol Cutter (WMSM) 295' USCGC Eagle (WIX) 282' Edenton-class salvage and rescue ship, converted to Medium Endurance Cutter (WMEC) 270' Medium Endurance Cutter (WMEC) 240' USCGC Mackinaw (WLBB) 225' Seagoing … Web23 de may. de 2024 · USCGC Healy is a Healy-class medium icebreaker with a 17,000-ton loaded displacement and the capability to break through 4.5 feet of ice at three knots. Commissioned in 1999, Healy is powered by a diesel-electric drivetrain, which uses four 10,600 bhp diesel engines and two electric motors to deliver around 30,000 propulsive … WebUntil 2024, this Arktika-class (Project 10520) was the world's most powerful icebreaker, equipped with 2x OK-900A nuclear reactors (generating 458630 hp / 342 MW total output). Russia's nuclear fleet of icebreakers is used exclusively in the Arctic Ocean, to escort merchant ships and to assist research stations floating in the waters north of Siberia. link way staines