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30 U.S.C. 185(w)(3), 49 U.S.C. 5103, 60101 et. seq., and 49 CFR 1.97.
35 FR 13257, Aug. 19, 1970, unless otherwise noted.
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Subscribe to: 49 CFR 192.706
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Nomenclature changes to part 192 appear at 71 FR 33406, June 9, 2006.
Leakage surveys of a transmission line must be conducted at intervals not exceeding 15 months, but at least once each calendar year. However, in the case of a transmission line which transports gas in conformity with § 192.625 without an odor or odorant, leakage surveys using leak detector equipment must be conducted—
(a) In Class 3 locations, at intervals not exceeding 71⁄2 months, but at least twice each calendar year; and
(b) In Class 4 locations, at intervals not exceeding 41⁄2 months, but at least four times each calendar year.
[Amdt. 192-21, 40 FR 20283, May 9, 1975, as amended by Amdt. 192-43, 47 FR 46851, Oct. 21, 1982; Amdt. 192-71, 59 FR 6585, Feb. 11, 1994]