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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 296-96-23110. What structural requirements apply to hoistway enclosures?
Latest version.
- (1) Local laws and ordinances establish fire-resistant requirements for hoistway enclosures.(2) When doors and hoistway enclosures are not required to be fire resistant, the hoistway must be enclosed:(a) With a solid material or a material with openings that will reject a 1/2 inch diameter ball; and(b) To a height at least 6 feet above each floor or landing and any adjacent stairways treads.(3) Hoistway enclosures must be supported and braced so as to deflect no more than one inch when subjected to a 100 pound force perpendicularly applied at any point.(4) Hoistway enclosures adjacent to counterweights must extend the full height of the floor and 6 inches past the counterweight raceway.