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CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 105–199) > SUBCHAPTER D—PIPELINE SAFETY (Parts 186–199) > PART 193—LIQUEFIED NATURAL GAS FACILITIES: FEDERAL SAFETY STANDARDS > SUBPART C—Design (§193.2101 to §193.2189-193.2233) > 193.2161—Dikes, general.
193.2161—Dikes, general.
An outer wall of a component served by an impounding system may not be used as a dike unless the outer wall is constructed of concrete.
[Amdt. 193-17, 65 FR 10959, Mar. 1, 2000]