Baku-Tbilisi-Kars (BTK) Railway Modernization Project

completed

The BTK railway modernization project involved rehabilitation, reconstruction, and construction of the railway section from Marabda to the border of the Republic of Turkiye (Kartsakhi). The project included construction of new railway lines, upgrading stations, bridges, traction substations, buildings, and engineering structures to enhance the railway's capacity and functionality. The modernization increased the annual freight capacity from 1 million tons to 5 million tons, making BTK a key freight artery of the Middle Corridor connecting China and Central Asia with Europe.