Employer: National Railway Infrastructure Company (NRIC), Bulgaria
Period: February 2012 – April 2016

Project goals:

Increasing the design speed up to 160 km/h, upgrading by subsystems and achieving interoperability.

Scope of activities:

The project “Reconstruction and electrification of Plovdiv-Svilengrad railway line, Phase 4.2. Reconstruction and electrification of Harmanli – Svilengrad railway section (from km 266+000 along Simeonovgrad – Harmanli interstation to km 297+750 along Svilengrad –Turkish border interstation), including Harmanli and Svilengrad stations together and all stations and halts between them with approximate track length of 34 km and rehabilitation and electrification of Svilengrad – Greek border railway line with approximate track length of 4 km” (Corridors IV and X – Branch C) includes the following activities:

  • Research and analysis of the preliminary design;
  • Technical design;
  • Detailed design;
  • Author’s supervision and as-built documentation;

As a subcontractor of the “Railway Infrastructure 2011” Consortium for designing activities in a contract for design and build (Yellow Book by FIDIC), Transgeo Ltd. provided complete management of the designing works, coordination and performance of the design contract activities, as well as geodetic support during the construction.

  • Design and build of 3 stations and 2 halts, including repair works / construction of main buildings and other buildings in their districts;
  • Design and build of the electrification of the newly built infrastructure and connecting the catenary system and power of the railway borders with the systems of the neighboring adjacent sections (including the Republic of Greece), including the necessary facilities for this purpose;
  • Design and removal / reconstruction of crossings with any other infrastructure and facilities of the communal economy that are affected in any way by the construction;
  • Complete rehabilitation of the old railway line after dismantling;
  • Design and build of noise barriers in the urban areas;