Clerk session vote number: 58
Description: The Protocol of 1988 Relating to the International Convention for the Safety of Life at Sea, 1974, with Annex, and the Protocol of 1988 Relating to the International Convention on Load Lines, 1966, with Annexes; both Protocols done at London November 11, 1988, and signed by the United States April 6, 1989, subject to ratification
Links for more info on the vote: congress.gov