46 C.F.R. § 154.408 Cargo tank external pressure load.
Title 46 - Shipping
For the calculation required under §154.406 (a)(2) and (b), the external pressure load must be the difference between the minimum internal pressure (maximum vacuum), and the maximum external pressure to which any portion of the cargo tank may be simultaneously subjected.
Title 46: Shipping
PART 154—SAFETY STANDARDS FOR SELF-PROPELLED VESSELS CARRYING BULK LIQUEFIED GASES
Subpart C—Design, Construction and Equipment
Cargo Containment Systems
§ 154.408 Cargo tank external pressure load.
