Modernization of the Far Eastern Railway infrastructure in the Sakhalin Region by widening the track gauge from 1,067 mm to 1,520 mm

General information

Beginning of works – January 2018.

Completion of works – 2021.

Total length of the railway sections – 454 km.

Due to its geographically scattered area, it is a unique and unprecedented project that involves reconstruction of 62 artificial structures located on the Korsakov-Arsentievka-Nogliki and Shakhty-Kholmsk sections.

January 2018

beginning of works


completion of works

53 (21 + 31 + 1) + 9 bridges

total number of artificial structures


New bridges will be built:

  • along the permanent bypass;
  • along the existing axis with arrangement of the traffic on a temporary bridge and a bypass during the construction period.
The BTS-MOST Group of Companies