Wash. Admin. Code § 296-56-60143 - Hoistway gates
(1) You may
construct hoistway gates of wood slat, steel wire grill, expanded metal or
solid material, providing all openings reject a two inch ball and resist a two
hundred fifty pound horizontal thrust.
(a)
Steel wire and expanded metal gates must be of at least thirteen gauge
steel.
(b) Wood slats must be not
less than two inches wide and one-half inch thick, nominal size.
(c) Solid material must be not less than
one-eighth inch reinforced sheet steel or one-half inch plywood.
(2) You may have hoistway gates be
horizontal swinging, vertical or horizontal sliding or biparting gates.
(a) Hoistway gates must extend the full width
of the elevator car and from one inch above the landing floor to six feet or
more above the floor.
(b)
Horizontal swinging gates must be prevented from swinging into
hoistway.
(3) You must
equip gates with interlocks or mechanical locks and electric contacts designed
so that hoistway gates cannot be opened when the car is away from the
landing.
Notes
Statutory Authority: RCW 49.17.040 and 49.17.050. 86-03-064 (Order 86-02), § 296-56-60143, filed 1/17/86; 85-01-022 (Order 84-24), § 296-56-60143, filed 12/11/84.
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