35 Ill. Adm. Code 215.423
Inspection Program for Leaks
Section 215
Section 215.423Â Inspection
Program for Leaks
The owner or operator of a
synthetic organic chemical or polymer manufacturing plant subject to Section
215.420 shall, for the purposes of detecting leaks, conduct a component
inspection program consistent with the following provisions.
a)Â Â Â Â Â Â Â Â Test annually those components operated near extreme
temperature or pressure such that they would be unsafe to routinely monitor,
and those components located more than two meters above or away from permanent
worker access structures or surfaces;
b)Â Â Â Â Â Â Â Â Test all other pressure relief valves in gaseous service, pump
seals, pipelines valves, process drains and compressor seals not earlier than
March 1 or later than June 1 of each year;
c)Â Â Â Â Â Â Â Â If more than 2 percent of the components tested pursuant to
subsection (b) are found to leak, again test all pressure relief valves in
gaseous service, pipeline valves in gaseous service and compressor seals by
methods and procedures approved by the Agency not earlier than June 1 or later
than September 1 of each year;
d)Â Â Â Â Â Â Â Â Observe visually all pump seals weekly;
e)Â Â Â Â Â Â Â Â Test immediately any pump seal from which liquids are observed
dripping;
f)Â Â Â Â Â Â Â Â Test any relief valve within 24 hours after it has vented to
the atmosphere; and
g)Â Â Â Â Â Â Â Â Test immediately after repair any component that was found leaking.
h)Â Â Â Â Â Â Â Â Ball and plug valves, inaccessible valves, storage tank
valves, pumps equipped with mechanical seals, pressure relief devices connected
to an operating flare header or vapor recovery device are exempt from the
monitoring requirements in this Section.