The last four digits of the barge names are the binary numbers for '1', '2', '3' and '4': '0001', '0010', '0011' and '0100' respectively [REF].
Three other freight barges of identical specifications built by C&C Marine and owned or previously owned by CIBCO BARGE LINE LLC exist - CIB 100, CIB 101, and CIB 725, all with a hailing port of New Orleans [REF].