46 C.F.R. § 171.050 Intact stability requirements for a mechanically propelled or a nonself-propelled vessel.
Title 46 - Shipping
Each vessel must be shown by design calculations to have a metacentric height (GM) in feet (meters) in each condition of loading and operation, that is not less than the value given by the following equation:
where— N=number of passengers. W=displacement of the vessel in long (metric) tons. T=14 degrees or the angle of heel at which the deck edge is first submerged, whichever is less. b=distance in feet (meters) from the centerline of the vessel to the geometric center of the passenger deck on one side of the centerline. K=24 passengers/long ton (23.6 passengers/metric ton).
Title 46: Shipping
PART 171—SPECIAL RULES PERTAINING TO VESSELS CARRYING PASSENGERS
Subpart C—Large Vessels
§ 171.050 Intact stability requirements for a mechanically propelled or a nonself-propelled vessel.
