46 C.F.R. § 32.60-35 Tank vessels carrying Grade A liquid cargo—TB/ALL.
Title 46 - Shipping
(a) Grade A liquids having a Reid vapor pressure in excess of 25 pounds per square inch shall be transported in cargo tanks which are independent of the hull. (b) Barges carrying Grade A liquids having a Reid vapor pressure in excess of 25 pounds per square inch shall be of a Type III barge hull as defined in §32.63–5(b)(3). [CGFR 70–10, 35 FR 3709, Feb. 25, 1970]
Title 46: Shipping
PART 32—SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS
Subpart 32.60—Hull Requirements for Tank Vessels Constructed On or After July 1, 1951
§ 32.60-35 Tank vessels carrying Grade A liquid cargo—TB/ALL.