(1) The employer must establish a regulated area wherever occupational exposures to airborne concentrations of EtO may exceed the TWA or wherever the EtO concentration exceeds or can reasonably be expected to exceed the excursion limit.
(2) Access to regulated areas must be limited to authorized persons.
(3) Regulated areas must be demarcated in any manner that minimizes the number of employees within the regulated area.
[Statutory Authority: RCW
49.17.010,
49.17.040,
49.17.050, and
49.17.060. WSR 19-01-094, § 296-62-07363, filed 12/18/18, effective 1/18/19. Statutory Authority: Chapter
49.17 RCW. WSR 88-23-054 (Order 88-25), § 296-62-07363, filed 11/14/88; WSR 87-24-051 (Order 87-24), § 296-62-07363, filed 11/30/87.]