Ill. Admin. Code tit. 35, § 218.144 - Safety Relief Valves
Section
218.143 of this
Part shall not apply to any set of unregulated safety relief valves capable of
causing excessive releases, provided the owner or
a) A historical record of each such set (or,
if such records were unavailable, of similar sets which, by virtue of operation
under similar circumstances, may reasonably have been presumed to have the same
or greater frequency of excessive releases) for a three-year period immediately
preceding October 1, 1972, indicating:
1)
Dates on which excessive releases occurred from each such set; and
2) Duration in minutes of each such excessive
release; and
3) Quantities (in
pounds) of mercaptans and/or hydrogen sulfide emitted into the atmosphere
during each such excessive release;
b) Proof, using such three-year historical
records, that no excessive release is likely to occur from any such set, either
alone or in combination with such excessive releases from other sets owned or
operated by the same person and located within a ten-mile radius from the
center point of any such set, more frequently than 3 times in any 12 month
period;
c) Accurate maintenance
records pursuant to the requirements of subsection (a) of this Section;
and,
d) Proof, at three-year
intervals, using such three-year historical records, that such set conforms to
the requirements of subsection (c) of this Section.
Notes
Amended at 17 Ill. Reg. 16636, effective September 27, 1993
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