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A sailboat's mast is supported by shrouds (side-to-side) and stays (fore-and-aft) – nautical equivalents of guy wires.. A guy-wire, guy-line, guy-rope, down guy, or stay, also called simply a guy, is a tensioned cable designed to add stability to a freestanding structure.
Institute of Shipping Economics and Logistics. 2005. p. 3. Archived from the original (PDF) on 2005-12-08; International Safety Guide for Oil Tankers and Terminals (ISGOTT). New York: International Chamber of Shipping, Hyperion Books. 1996. ISBN 1-85609-081-7. More Troubled Waters: Fishing, Pollution, and FOCs (PDF). World Summit on Sustainable ...
Use of a "Dead Man Anchor" - a large heavy weight - and restraining cable to prevent the bag from moving away too far, so that the buoyancy can be corrected to more closely match the load. [ 3 ] Use of shallow bags with long cables to the load to provide breakout, which will only lift a short distance before surfacing, after which the load can ...
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Two barrels on a common axle were used frequently to allow men on two decks to apply force to the bars. Later capstans were made entirely of iron, with gearing in the head providing a mechanical advantage when the bars were pushed counterclockwise. One form of capstan was connected by a shaft and gears to an anchor windlass on the deck below.
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An earth anchor is a device designed to support structures, most commonly used in geotechnical and construction applications. Also known as a ground anchor , percussion driven earth anchor or mechanical anchor , it may be impact driven into the ground or run in spirally, depending on its design and intended force-resistance characteristics.