[1] They are big dry cargo ships with four covered holds, as well as a double bottom and sides.

Project 1743 are the original cargo ships, while the 1743.1 and 1743.7 variants are modernized subclasses.

The 1743.1 ships have a different interior of the superstructure as well as the placement of the two funnels and the form of the stern.

[2] Omskiy type ships were built in the Soviet Union and then Russia from 1972 until 1995, and in Romania from 1977 until 1991.

[2] Most of the ships were designed for use in the Lena and Ob-Irtysh river basins, and some were named after Siberian towns.