![]() ![]() When vertical lifelines are used, they must be fastened to a fixed safe point of anchorage, independent of the scaffold, and be protected from sharp edges and abrasion.502(d), personal fall-arrest systems used on scaffolds are to be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. ![]() In addition to meeting the requirements of.Note that the worker is wearing a safety belt, whereas the new standard requires a full body harness. An example of a lanyard attached to a vertical lifeline. Uniform tread depth, within ¼-inch, for each flight of stairs. ![]() Greater variations in riser height are allowed for the top and bottom steps of the entire system (not for each flight of stairs).
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