Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 215 - ORGANIC MATERIAL EMISSION STANDARDS AND LIMITATIONS
Subpart Q - LEAKS FROM SYNTHETIC ORGANIC CHEMICAL AND POLYMER MANUFACTURING EQUIPMENT
Section 215.437 - Open-Ended Valves
Universal Citation: 35 IL Admin Code ยง 215.437
Current through Register Vol. 48, No. 38, September 20, 2024
a) Each open-ended valve shall be equipped with a cap, blind flange, plug, or a second valve, except during operations requiring fluid flow through the open-ended valve.
b) Each open-ended valve equipped with a second valve shall be operated in a manner such that the valve on the process fluid end is closed before the second valve is closed.
c) Components which are open-ended valves and which serve as a sampling connection shall be controlled such that:
1) A closed purge system or closed vent
system shall return purged process fluid to the process line with no detectable
volatile organic material emissions to the atmosphere, or
2) A closed purge system or closed vent
system shall collect and recycle purged process fluid to the process line with
no detectable volatile organic material emissions to the atmosphere,
or
3) Purged process fluid shall be
transported to a control device that complies with the requirements of Section
215.438.
d) In-situ sampling systems are exempt from subsection (c).
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