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Title: Section 3004  •  Size: 2294

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SECTION 3004 - HOISTWAY VENTING

Shafts (hoistways) housing elevators extending through more than two floor levels shall be vented to the outside. The area of the vent shall not be less than 3 1/2 percent of the area of the elevator shaft, provided a minimum of 3 square feet (0.279 ) per elevator is provided. Vents shall be capable of manual operation only.

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The venting of each individual hoistway shall be independent from any other hoistway venting, and the interconnection of separate hoistways for the purpose of venting is prohibited.

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