Implementation period: 12.2006 – 09.2007

     The length of the section under consideration is 150 km. A comprehensive study was carried out on all parts of the infrastructure. It included analysis of the existing condition, technical design and preparation of tender documents.

     Upon completion of the entire project, a design speed of 100-120 ĸm/h will be achieved. The new features included: 25 ĸV/50 Nz electrification, new integrated dispatching system, modernisation of the safety equipment and telecommunications, the rail transport time will be reduced by about 25%. Sofia – Karlovo – Zimnica line is one of the busiest railway lines in Bulgaria.