Ask X3What does 49 CFR 173.315 (Compressed gases in cargo tanks and portable tanks) require?
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Based on 49 CFR 173.315, liquefied compressed gases transported in UN portable tanks, DOT specification portable tanks, or cargo tanks must be prepared in accordance with 49 CFR 173.315, § 173.32, § 173.33, and subpart E or subpart G of part 180 of this subchapter, as applicable.
For specific practical requirements:
* Cryogenic liquids in cargo tanks: See § 173.318.
* Marking requirements: See § 172.326 and § 172.328 for portable tanks and cargo tanks, as applicable.
* UN portable tanks: Must be loaded and offered for transportation in accordance with portable tank provision T50 in § 172.102.
* Cargo tanks and DOT specification portable tanks: Must be loaded and offered for transportation according to the filling densities, container specifications, and minimum design pressures specified in the table under 49 CFR 173.315(a)(2).