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PDFWAC 296-870-70080

Supported equipment.

Manned platforms used on supported equipment need to meet all the requirements, except the inboard to outboard roll limitation, of suspended working platforms and manned platforms used on supported equipment, WAC 296-870-60050.
(1) You must make sure supported equipment uses means other than friction to maintain a vertical position relative to the face of the building.
(2) You must make sure cog wheels or equivalent means are incorporated to provide climbing traction between the supported equipment and the building guides.
(3) You must make sure additional guide wheels or shoes are incorporated as necessary to keep the drive wheels continuously in positive engagement with the building guides.
(4) You must make sure that, at the point where the drive wheels enter the building guides, proper alignment is maintained using launch guide mullions that are:
(a) Indexed to the building guides; and
(b) Retained in alignment with the building guides.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050. WSR 15-23-086, § 296-870-70080, filed 11/17/15, effective 12/18/15. Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 47.17.060. WSR 06-19-075, § 296-870-70080, filed 9/19/06, effective 1/1/07.]
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