OSHA Standard 1910.27 for Fixed Ladders - A-Mezz
The distance between rungs, cleats, and steps shall not exceed 12 inches and shall be uniform throughout the length of the ladder. 1910.27 (b) (1) (iii) The minimum clear length of rungs or cleats shall be 16 inches. 1910.27 (b) (1) (iv) Rungs, cleats, and steps shall be free of splinters, sharp edges, burrs, or projections which may be a hazard.
DA: 48 PA: 18 MOZ Rank: 87