Wash. Admin. Code § 51-50-0909

Current through Register Vol. 25-01, January 1, 2025
Section 51-50-0909 - Section 909-Smoke control systems
909.21.12Hoistway venting. Hoistway venting need not be provided for pressurized elevator shafts.
909.21.13Machine rooms. Elevator machine rooms shall be pressurized in accordance with this section unless separated from the hoistway shaft by construction in accordance with Section 707.

Wash. Admin. Code § 51-50-0909

Amended by WSR 16-03-064, Filed 1/19/2016, effective 7/1/2016
Amended by WSR 20-01-090, Filed 12/12/2019, effective 7/1/2020
Amended by WSR 20-21-021, Filed 10/9/2020, effective 11/9/2020

Statutory Authority: RCW 19.27.031 and chapters 19.27 and 34.05 RCW. 13-04-067, § 51-50-0909, filed 2/1/13, effective 7/1/13. Statutory Authority: RCW 19.27.031 and 19.27.074. 10-03-097, § 51-50-0909, filed 1/20/10, effective 7/1/10. Statutory Authority: RCW 19.27.074, 19.27.020, and chapters 70.92, 19.27, and 34.05 RCW. 07-01-091, § 51-50-0909, filed 12/19/06, effective 7/1/07. Statutory Authority: RCW 19.27.020, 19.27.031, 19.27.074, and chapters 19.27 and 34.05 RCW. 05-24-070, § 51-50-0909, filed 12/5/05, effective 7/1/06. Statutory Authority: RCW 19.27.031 and 19.27.074. 04-01-108, § 51-50-0909, filed 12/17/03, effective 7/1/04.