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Scaffolding for rehabilitation in Madrid, Spain [1] Scaffolding for renovation on the Virgin Mary statue, Santiago de Chile, Chile.. Scaffolding, also called scaffold or staging, [2] is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other human-made structures.
The marines on deck would then be forced to climb a 12 ft (3.7 m) ladder to access to the corvus. [5] The French scholar Émile de St. Denis suggested the corvus featured a 36 ft (11 m) bridge with the mast hole set 12 ft (3.7 m) from the near end. The design suggested by de St. Denis, however, did not include an oblong hole and forced the ...
An extension ladder. A ladder is a vertical or inclined set of rungs or steps commonly used for climbing or descending. There are two types: rigid ladders that are self-supporting or that may be leaned against a vertical surface such as a wall, and rollable ladders, such as those made of rope or aluminium, that may be hung from the top.
In woodworking, a saw-horse or sawhorse (saw-buck, trestle, buck) [1] is a trestle structure used to support a board or plank for sawing. A pair of sawhorses can support a plank, forming a scaffold. [2] In certain circles, it is also known as a mule and a short sawhorse is known as a pony.
Illustration of carpentry (charpente) in the French Encyclopédie showing hewing, mortising, pit sawing on trestles. Tools include dividers, axes, chisel and mallet, beam cart, pit saw, trestles, and bisaigue.
If the ladder is parallel to the ship, it has to have an upper platform. Upper platforms are mostly turnable. The lower platform (or the ladder itself) hangs on a bail and can be lifted as required. [citation needed] To prevent damage to boats going under the ladder as the water level rises and falls, a boat fender is fitted to the end of the ...
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