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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.
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Various workplace safety signs commonly used at construction sites and industrial work environments. The leading safety hazards on construction sites include falls, being caught between objects, electrocutions, and being struck by objects. [23] These hazards have caused injuries and deaths on construction sites throughout the world.
A frame camping tent; A-frame complex, a motif in chemistry; Folding ladder; Double wishbone suspension (cars) Some suspension bridges; Some swing bridges; A-frame level: An A-frame with a plumb line hung from the vertex, used to establish a horizontal line; known in ancient Egypt, these were used in Europe until the mid–19th century. [2]
Fall protection system: Fixed ladders above 24' must have a fall protection system in accordance with OSHA Standard 1910.28(b)(9)(i)(C). Cages are not anymore considered as fall protection, and ladders that are newly installed or replaced after November 19, 2018, must have a fall protection system based on OSHA's new fixed ladder requirements.
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Grips are also responsible for safety on the set as it relates to the force of gravity. Insofar as stands, ladders, scaffolds, and overhead rigs are properly installed, grips are charged with making them safe because the other crew members must climb on, walk around, or otherwise negotiate the different grip set-ups. The key grip may even be ...