In those instances where floor or wall opening covers are used, they shall be labeled, "Floor Opening -- Do Not Remove," or "Wall Opening -- Do Not Remove" as applicable with lettering at least two inches in height.
Floor or wall opening covers shall be secured against accidental displacement.
Where employees are exposed to tripping or impaling hazards caused by projecting conduit ends, reinforcing rods, pipe ends, or similar objects, these hazards shall be barricaded, guarded, or otherwise covered.
In addition to the requirements of Code of Federal Regulations, title 29, section 1926.501, semifinished permanent stairways or temporary stairways to a second floor are to be in place before supports or structure to the sixth floor are raised. Similarly, the supports or structure on multifloored buildings shall never be more than five floors ahead of stairways.
On steel frame buildings, stairways shall extend to the uppermost floor that has been planked or decked. Ladders for access purposes may be used only above that point.
A second means of egress remote from the prime means of egress shall be provided, for emergency use, when any multifloored structure reaches the 30-foot level or the fourth floor.
Ladders which meet the requirements of Code of Federal Regulations, title 29, section 1926.450 may be used as a second means of egress.
[Repealed, 28 SR 1512]
MS s 182.655
12 SR 634; 28 SR 1512
June 11, 2008