Section 408.17426. Portable ladders.  


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  • Rule 7426. (1) Except as otherwise required by these rules, a portable ladder shall be constructed, used, and maintained to comply with General Industry Safety Standard Part 4 “Portable Ladders,” as referenced in R 408.17405.

    (2)  The rung spacing shall be not less than 12 inches nor more than 16 inches.

    (3)   The rungs of a metal ladder shall have a slip-resistant surface.

    (4)   A roof ladder assembly shall be capable of supporting a direct load of not less than 500 pounds.

    (5)    Stay poles or tormenters shall be furnished on any wood ladder that extends more than 36 feet. The spikes on stay poles shall not project beyond the end of the ladder when nested. The locking pins on stay poles shall be securely attached to the ladders.

    (6)   Portable ladders which are mounted more than 4 feet in height and less than 7 feet in height on a fire apparatus, and which have ends that extend beyond the ladder’s mounting surface or compartment shall be protected from contact.

History: 1979 AC; 1988 AACS; 2001 AACS; 2013 AACS; 2016 MR 8, Eff. April 19, 2016.