Wash. Admin. Code § 296-56-60145 - Elevator car
(1) You must fully
enclose elevator cars to car height or to a height of not less than six feet
six inches whichever is greater. Elevator cars may be of perforated or solid
material provided the material will withstand a horizontal thrust of
seventy-five pounds without deflecting one-quarter inch and all openings will
reject a one inch ball.
(a) Car frames must
be of substantial metal or wood construction with a safety factor of four for
metal frames and six for wood frames.
(b) Wood frames must be gusseted and bolted
or otherwise secured with large washers and lock washers.
(c) The car platform must not exceed thirty
inches inside dimension on each side (6.25 square foot area).
(2) Every car must have a
substantial protective top. The front half may be hinged. The protective top
may be made from number nine U.S. wire gauge screen, eleven gauge expanded
metal, fourteen gauge sheet steel, or three-quarter inch or heavier plywood. If
made of wire screen or metal, the openings shall reject a one-half inch
diameter ball.
Notes
Statutory Authority: RCW 49.17.040 and 49.17.050. 86-03-064 (Order 86-02), § 296-56-60145, filed 1/17/86; 85-01-022 (Order 84-24), § 296-56-60145, filed 12/11/84.
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