46 C.F.R. § 153.931 Obstruction of pumproom ladderways.
Title 46 - Shipping
The master shall ensure that all cargo pumproom ladderways are unobstructed at all times.
Title 46: Shipping
PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS
Subpart C—Operations
General Vessel Safety
§ 153.931 Obstruction of pumproom ladderways.