Wash. Admin. Code § 296-56-60055 - Carbon monoxide
(1) You must
maintain the carbon monoxide content of the atmosphere in a room, building,
vehicle, railcar or any enclosed space shall be maintained below fifty parts
per million (0.005%) as an eight-hour time-weighted average. Employees must be
removed from the enclosed space if the carbon monoxide concentration exceeds
one hundred parts per million (0.01%).
(2) You must conduct tests to determine
carbon monoxide concentration whenever necessary to ensure that employee
exposure does not exceed the limits specified in subsection (1) of this
section.
(3) You must make sure
tests for carbon monoxide concentration are made by designated persons using
gas detector tube units certified by NIOSH under 30 C.F.R. Part 11 or other
measuring instruments whose accuracy is as great or greater.
(4) You must make available a record of the
date, time, location and result of carbon monoxide tests for at least thirty
days.
Notes
Statutory Authority: RCW 49.17.040 and 49.17.050. 86-03-064 (Order 86-02), § 296-56-60055, filed 1/17/86; 85-01-022 (Order 84-24), § 296-56-60055, filed 12/11/84.
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