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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 192.193
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Nomenclature changes to part 192 appear at 71 FR 33406, June 9, 2006.
Each valve installed in plastic pipe must be designed so as to protect the plastic material against excessive torsional or shearing loads when the valve or shutoff is operated, and from any other secondary stresses that might be exerted through the valve or its enclosure.