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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.
Amdt. 192-4, 36 FR 12302, June 30, 1971, unless otherwise noted.
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Subscribe to: 49 CFR 192.489
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Nomenclature changes to part 192 appear at 71 FR 33406, June 9, 2006.
(a) General graphitization. Each segment of cast iron or ductile iron pipe on which general graphitization is found to a degree where a fracture or any leakage might result, must be replaced.
(b) Localized graphitization. Each segment of cast iron or ductile iron pipe on which localized graphitization is found to a degree where any leakage might result, must be replaced or repaired, or sealed by internal sealing methods adequate to prevent or arrest any leakage.