Employer: National Railway Infrastructure Company (NRIC), Bulgaria
Period: January 2015 – December 2016

Project goals:

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

Scope of the project:
  • Technical design for modernization of the railway section Elin Pelin – Ihtiman;
  • Coordination and approval of the technical design for modernization by the competent authorities in accordance with the requirements of the Bulgarian legislation;
  • Registration of technical passports of the existing buildings, railway stations and structures within the scope of the project;
  • Detailed spatial plans;
  • Preparation of documents for the start of land acquisition procedures and changing the purpose of the land usage;
  • Preparation of technical specifications;
In the position of a leading partner in consortium „ELIH“, Transgeo Ltd. performed overall management, contract administration and design.

  • Optimization of the existing railway line for 160 km/h;
  • A few of the designed structures are railway bridges in Pobit kamak area with a total length of 648m and two tunnels with lengths 970m and 6680m. Two bridges with non - ballast superstructures are designed between the tunnels over the Gabra river;
  • Traction supply in tunnels 1 and 2 is designed with a contact rail;
  • There was submitted a project for reconstruction of the building of the railway station Elin Pelin and the adjoining infrastructure - parking lot and pedestrian overpass.