§ 32.52-1 Bilge pumps on tank vessels constructed or converted on or after November 19, 1952–TB/ALL
§ 32.52-5 Bilge piping for pump rooms and adjacent cofferdams on tank vessels constructed or converted on or after November 19, 1952–TB/ALL
§ 32.52-10 Bilge pumps and piping on tank vessels constructed or converted prior to November 19, 1952–TB/ALL