49 C.F.R. § 193.2623 Inspecting LNG storage tanks.
Title 49 - Transportation
Each LNG storage tank must be inspected or tested to verify that each of the following conditions does not impair the structural integrity or safety of the tank: (a) Foundation and tank movement during normal operation and after a major meteorological or geophysical disturbance. (b) Inner tank leakage. (c) Effectiveness of insulation. (d) Frost heave. [Amdt. 193–2, 45 FR 70407, Oct. 23, 1980, as amended at 47 FR 32720, July 29, 1982]
Title 49: Transportation
PART 193—LIQUEFIED NATURAL GAS FACILITIES: FEDERAL SAFETY STANDARDS
Subpart G—Maintenance
§ 193.2623 Inspecting LNG storage tanks.