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BOKA Vanguard (formerly Dockwise Vanguard) is a semisubmersible heavy-lift ship owned and operated by Dockwise B.V. Dockwise Vanguard is the largest vessel of her type ever built, and is able to carry cargoes up to 110,000 tonnes. [11] Dockwise Vanguard was designed to move offshore oil and gas facilities, but can also carry other ships and act ...
Topping lift. The topping lift (more rarely known as an uphaul) is a line which applies upward force on a boom on a sailboat . Part of the running rigging, topping lifts are primarily used to hold a boom up when the sail is lowered. [ 1] This line would run from near the free end of the boom (s) forward to the top of the mast.
Shiplift. A shiplift is a modern alternative for a slipway, a floating dry dock or a graving dry dock. A shiplift is used to dry dock and launch ships. It consists of a structural platform that is lifted and lowered exactly vertically, synchronously by a number of hoists. First, the platform is lowered underwater, then the ship is floated above ...
Geheyan dam boat lift, also in Hubei Province, capable of lifting vessels of 300 tons displacement. The dam was completed in 1994, but technical difficulties delayed the opening of the ship lift for four more years. Longtan dam boat lift, capacity to lift vessels of 250 tons, in a basin 40×10.8×1.8 meters, and a vertical lift of 68.5 meters.
At the top of the platform where it meets together with the ship its pulled into the turntable, which moves the lift onto another track, by which the platform is lowered to the upper tail water below the water level. When this is complete, the ship may leave the lift. Developer of boat lift - Lenhydroproject, manufacturer - Lengidrostal.
A large offshore vessel, approximately 75 metres (246 ft) long, that can operate beyond 120 nautical miles (220 km; 140 mi) including outside the Exclusive Economic Zone, has a top speed greater than 20–25 knots (37–46 km/h; 23–29 mph) and can stay at sea for up to six weeks. Can operate year-round in Canadian waters, except the Arctic ...
Anderton Boat Lift. The Anderton Boat Lift is a two- caisson lift lock near the village of Anderton, Cheshire, in North West England. It provides a 50-foot (15.2 m) vertical link between two navigable waterways: the River Weaver and the Trent and Mersey Canal. The structure is designated as a scheduled monument, and is included in the National ...
The Strépy-Thieu boat lift (French: L'ascenseur funiculaire de Strépy-Thieu) lies on a branch of the Canal du Centre in the municipality of Le Rœulx, Hainaut, Belgium. With a height difference of 73.15 metres (240.0 ft) between the upstream and downstream reaches, it was the tallest boat lift in the world upon its completion, and remained so ...