C.F.R. » Title 46 » CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY › SUBCHAPTER M—TOWING VESSELS › PART 143—MACHINERY AND ELECTRICAL SYSTEMS AND EQUIPMENT › Subpart B—Requirements for All Towing Vessels

46 C.F.R. § 143.275

Bilge pumps or other dewatering capability

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There must be an installed or portable bilge pump for emergency dewatering. Any portable pump must have sufficient hose length and pumping capability. All installed bilge piping must have a check/foot valve in each bilge suction that prevents unintended backflooding through bilge piping.