Section 408.10452. Specifications.

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Rule 452. (1) A nonwood straight or extension ladder shall comply with R 408.10426 to R 408.10428, except a nonwood portable extension ladder with an interlocking rail section, such as a channel, shall have not less than a single guide iron on each rail.

(2)    To be classified as a standard length ladder, the measured length shall be within plus or minus 1/2 inch of the specified length. A nonwood step ladder which exceeds 16 feet in length shall not be used. The bottom of each rail of a nonwood step ladder shall have nonslip material.

(3)   A nonwood trestle ladder or extension sections or base section of a nonwood extension trestle ladder shall comply with R 408.10427.

(4)   The length of a nonwood platform ladder shall not exceed 16 feet.

(5)   A nonwood platform ladder shall comply with R 408.10422.

History: 1979 AC.

                    
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