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The exit gates are opened and the boat moves out. [11] If the lock were empty, the boat would have had to wait 5 to 10 minutes while the lock was filled. For a boat travelling upstream, the process is reversed; the boat enters the empty lock, and then the chamber is filled by opening a valve that allows water to enter the chamber from the upper ...
Ballast tank. Cross section of a vessel with a single ballast tank at the bottom. A ballast tank is a compartment within a boat, ship or other floating structure that holds water, which is used as ballast to provide hydrostatic stability for a vessel, to reduce or control buoyancy, as in a submarine, to correct trim or list, to provide a more ...
A caisson is a form of lock gate. It consists of a large floating iron or steel box. This can be flooded to seat the caisson in the opening of the dock to close it, or pumped dry to float it and allow it to be towed clear of the dock. Graving docks at Birkenhead, closed by a variety of ship caissons and floating (sliding) caissons.
Caisson lock. The caisson lock is a type of canal lock in which a narrowboat is floated into a sealed watertight box and raised or lowered between two different canal water levels. It was invented in the late 18th century as a solution to the problem posed by the excessive demand for water when conventional locks were used to raise and lower ...
A timelapse from inside a boat. The Falkirk Wheel (Scottish Gaelic: Cuibhle na h-Eaglaise Brice) is a rotating boat lift in Tamfourhill, Falkirk, in central Scotland, connecting the Forth and Clyde Canal with the Union Canal. It opened in 2002 as part of the Millennium Link project, reconnecting the two canals for the first time since the 1930s.
(US) A boat where the stroke rower is a starboard rower. (Bow rigged in UK) Starting gate A structure at the starting line of the race. The shell is "backed" into the starting gate. Once in the gates a mechanism, or a person lying on the starting gate, holds the stern of the shell. State room The space between the gunwales (UK). [citation ...
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The increasing frequency of this type of event caused considerable damage and prompted projects such as MOSE. MOSE (Italian: Modulo Sperimentale Elettromeccanico, lit. 'Experimental Electromechanical Module') is a project intended to protect the city of Venice, Italy, and the Venetian Lagoon from flooding. The project is an integrated system ...