Reference: PIT operations may cause the airborne concentration levels of carbon monoxide gas to increase. You have to keep the concentration levels below the levels specified in chapter 296-841 WAC, Respiratory hazards.
Wash. Admin. Code § 296-863-40005
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 04-19-051, § 296-863-40005, filed 9/14/04, effective 2/1/05.