Ill. Admin. Code tit. 35 § 211.4190
Current through Register Vol. 48, No. 49, December 6, 2024
"Open-ended valve" means any valve, except pressure relief devices, having one side of the valve in contact with process fluid and one side open to the atmosphere, either directly or through open piping.
Ill. Admin. Code tit. 35, § 211.4190
Added at 17 Ill. Reg. 16504, effective September 27, 1993