46 C.F.R. § 172.165 Intact stability calculations.
Title 46 - Shipping
(a) Design calculations must show that 2 inches (50mm) of positive metacentric height can be maintained by each tankship when it is being loaded and unloaded. (b) For the purpose of demonstrating compliance with the requirements of paragraph (a) of this section, the effects of the addition of water ballast may be considered.
Title 46: Shipping
PART 172—SPECIAL RULES PERTAINING TO BULK CARGOES
Subpart G—Special Rules Pertaining to a Ship That Carries a Bulk Liquefied Gas Regulated Under Subchapter O of This Chapter
§ 172.165 Intact stability calculations.

