Section 296-307-26012. Where are spiral stairs prohibited?

Latest version.

Spiral stairways are prohibited except for special limited use and secondary access when a conventional stairway is not practical. Winding stairways may be installed on tanks and similar round structures where the diameter of the structure is a minimum of five feet.

[WSR 97-09-013, recodified as § 296-307-26012, filed 4/7/97, effective 4/7/97. Statutory Authority: RCW 49.17.040, [49.17.]050 and [49.17.]060. WSR 96-22-048, § 296-306A-26012, filed 10/31/96, effective 12/1/96.]

WSR 97-09-013, recodified as § 296-307-26012, filed 4/7/97, effective 4/7/97. Statutory Authority: RCW 49.17.040, [49.17.]050 and [49.17.]060. WSR 96-22-048, § 296-306A-26012, filed 10/31/96, effective 12/1/96.

                    
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