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ANSI A12.1 73rd Edition, March 15, 1973
Complete Document
Superseded By: ANSI A1264.1
SAFETY REQUIREMENTS FOR FLOOR AND WALL OPENINGS, RAILINGS, AND TOEBOARDS; CORRECTION - OCTOBER 1975
Includes all amendments and changes through CRGD, October 1975
Additional Comments: W/D S/S BY ANSI A1264.1
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This standard is intended to provide protection to persons in all places where there is danger of persons or materials falling through floor or wall openings, or from stairways, platforms, or runways. This standard applies to temporary or emergency conditions as well as to permanent conditions. It does not apply to construction work covered by American National Standard Safety Requirements for Construction, AIO Series, or to private residences.