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Stand-off brackets: Dictated by OSHA Standard 1910.27(c)(4) stand-off brackets must be at least 7" (180 mm) longer than the farthest obstruction for clearance on the back side of ladder. This means that if there is a 4" (100 mm) gutter projecting from the side of a building, a fixed ladder would have to have standoff brackets that were at least ...
Ladder stabilizers are also available to increase the ladder's grip on the ground. One of the first ladder stabilizers or ladder feet was offered in 1936 and today they are standard equipment on most large ladders. [8] A ladder standoff, or stay, is a device fitted to the top of a ladder to hold it away from the wall.
The dimensions of a stair, in particular the rise height and going of the steps, should remain the same along the stairs. [14] The following stair dimensions are important: The rise height or rise of each step is measured from the top of one tread to the next. It is not the physical height of the riser; the latter excludes the thickness of the ...
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The Act created the Occupational Safety and Health Administration (OSHA), an agency of the Department of Labor. OSHA was given the authority both to set and enforce workplace health and safety standards. [15] The Act also created the independent Occupational Safety and Health Review Commission to review enforcement priorities, actions and cases ...
Dimensions of a credit card, according to the ISO/IEC 7810 ID-1 standard 73–75 mm Diameter of a baseball, according to Major League Baseball guidelines [28] 10 −1: 1 decimeter 120 mm Diameter of a compact disc: 660 mm Length of the longest pine cones, produced by the sugar pine [29] 900 mm Average length of a rapier, a fencing sword [30]
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