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Subchapter 7. General Industry Safety Orders
Group 2. Safe Practices and Personal Protection
Article 11. Outdoor Advertising Structures

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§3414. Poster Ladder Scaffolds.

(a) Poster ladder scaffolds shall only be used with special purpose poster ladders designed for such use.
(b) No more than two employees at a time shall be allowed on the platform of a poster ladder scaffold.
(c) The platform shall be at least 14 inches wide consisting of a structural plank or equivalent, free from damage that could affect its strength.
(d) The ladders that support the platform plank shall not be placed over 16 feet from center to center, and where the platform consists of a single-dressed 2-inch by 14-inch plank, the spacing shall not be greater than 12 feet.
(e) Both metal and wood platform planks shall overlap the bearing surface of the supports by at least 12 inches but not more than 18 inches.
(f) Platform plank supports shall be so designed and constructed that they will bear on the ladder's rungs. The bearing area shall be at least 8 inches on each rung.
(g) When working from a special purpose poster ladder or poster ladder scaffold, employees shall use full body harnesses with:
(1) lanyards attached to independently anchored safety lines or
(2) self retracting lifelines attached to approved anchorages.
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. New section filed 1-7-93; operative 1-7-93 pursuant to Government Code section 11346.2(d) (Register 93, No. 2).
2. Amendment of subsection (g) and new subsections (g)(1)-(2) filed 10-1-2008; operative 10-31-2008 (Register 2008, No. 40).

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