PDFWAC 296-870-60010

Stabilization systems.

(1) You must make sure the exterior of each building is provided with at least one of the following stabilization systems:
(a) Continuous tie-in guides;
(b) Intermittent stabilization system;
(c) Button guide stabilization system;
(d) System using angulated roping and building face rollers;
(e) System equivalent to a continuous tie-in guide system.
EXEMPTION:
• Tie-in guides may be eliminated for not more than seventy-five feet (22.9 m) of the uppermost elevation of the building if:
 
1. Using tie-in guides there is not feasible due to building design;
 
and
 
2. Angulated roping is used that provides a stabilizing force of at least ten pounds (44.4 n) under all conditions of loading.
(2) You must make sure embedded tie-down anchors, fasteners, and affected structures are corrosion-resistant.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050. WSR 15-23-086, § 296-870-60010, 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, § 296-870-60010, filed 9/19/06, effective 1/1/07.]