Road and tunnel construction

"Rehabilitation of engineering facilities, including tunnels, bridges and culverts, the facilities and devices of the power supply system from the railway infrastructure in the section Stryama station-Klisura station from km 113+005 up to km 115+729 with length 2 724 m ”- Tunnel Nº№11;12

"Rehabilitation of engineering facilities, including tunnels, bridges and culverts, the facilities and devices of the power supply system from the railway infrastructure in the section Stryama station-Klisura station from km 113+005 up to km 115+729 with length 2 724 m ”- Tunnel Nº№11;12 Read More »