Standard Interpretations (Archive) | Occupational Safety and Health Administration

Lapse in Appropriations

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Standard Interpretations(Archived) - Standard Number

1910.24 - Clarification of 29 CFR 1910.24(b). - 11/17/1978
1910.24 - Clarification of OSHA requirements pertaining to winding stairway systems. - 06/15/2010
1910.24 - Fixed industrial stair requirements for access to secondary containment structures surrounding bulk chemical storage tanks. - 12/10/2003
1910.24 - Use of toeboards to protect a floor hole and variations in riser heights for stairs. - 07/12/1996
1910.24 - Width of Manhole Covers - 10/03/1991
1910.24(b) - Fixed industrial stair requirements for access to secondary containment structures surrounding bulk chemical storage tanks. - 12/10/2003

NOTICE: This is an OSHA Archive Document, and no longer represents OSHA Policy. It is presented here as historical content, for research and review purposes only. Return to current Interpretations.