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Many shiplifts use a transfer system for ships so that the vessels can be transported from the water to a parking place where they can be painted or repaired. One shiplift can serve many parking places, while a dry docking installation can only dock one ship. Ship on a transfer system on a shiplift
The Syncrolift shiplift is a piece of equipment for lifting boats, ships and vessels onto land and back at sea for maintenance work or repair. The vessel is maneuvered over a submerged cradle, which is then lifted by a set of synchronized hoists or winches. The vessel can be worked upon in place, or it can be moved inland.
A boat lift, ship lift, or lift lock is a machine for transporting boats between water at two different elevations, and is an alternative to the canal lock. It may be vertically moving, like the Anderton boat lift in England , rotational, like the Falkirk Wheel in Scotland , or operate on an inclined plane , like the Ronquières inclined plane ...
A system of three boat lifts supplements the Goupitan Dam in order to provide shipping along the river. The designed capacity of the system is 2.928 million tons of cargo per year. It allows ships with a displacement of up to 500 tons to pass, lifting them to a height of 199 m (653 ft).
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. [2]
Rigging comprises the system of ropes, cables and chains, which support and control a sailing ship or sail boat's masts and sails. Standing rigging is the fixed rigging that supports masts including shrouds and stays. Running rigging is rigging which adjusts the position of the vessel's sails and spars including halyards, braces, sheets and ...
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Anderton Boat Lift – diagram of original hydraulic configuration (not to scale) The Trustees asked their Chief Engineer, Edward Leader Williams, to draw up plans for a boat lift. He settled on a design involving a pair of water-filled caissons that would counterbalance one another and require relatively little power to lift boats up and down.