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Washington Administrative Code (Last Updated: November 23, 2016) |
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Title 296. Labor and Industries, Department of |
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Chapter 296-96. Safety regulations and fees for all elevators, dumbwaiters, escalators and other conveyances. |
Section 296-96-13139. What structural requirements apply to hoistway enclosures and landings?
Latest version.
- (1) A hoistway must be fully enclosed, or enclosed on all landings to a height of six feet above the landing floor or six feet above the highest working level or stair level adjacent to the hoistway.(2) Perforated enclosures can be used where fire resistance is not required. However, such an enclosure must use at least No. 13 U.S. gauge steel wire, if a steel wire grill or expanded metal grill type, and it must have openings that reject a one-inch diameter ball.(3) All landings must be properly and adequately lighted.(4) For purposes of this section "adequate lighting" means five-foot candles.