National Railway Infrastructure Company Tenders

"Implementation of Information and Communication Measures for the Project "Technical Assistance for the Preparation of the Project "Doubling of Sections of the Railway Line Plovdiv - Svilengrad - Bord...

Author's Supervision of the Implementation of the Technical Project on Signaling in the Railway Section Sofia - Elin Pelin on Two Separate Positions

"Performance of Field Archeological Surveys", by Specific Positions

Transshipment of Passengers from Canceled Trains during the Execution of Objects in the Area of ​​The Railway Sections of the Dp Nkži, According to Specific Positions

Construction and Assembly Works of Building Stock, Internal and External Reconstructions, Installations and Facilities

Carrying out Archaeological Research under the Project "Development of the Plovdiv Railway Junction, Phase 2

Preparation of Pre-Investment Studies with a Proposal for Options, Cost-Benefit Analysis, Traffic Forecasts and Capacity for a New Railway Line in the Silistra-Samuel-Sindel-Aitos Direction

Preparation of a Technical Project, Technical Specifications for Construction and Pup for the Modernization of the Railway, Contact Network and Systems for Signaling and Telecommunications in the Plov...

Project Update and Construction of a Base with an Area for Recovery Funds in the Area of ​​The Central Railway Station of Sofia

Preparation of an Eia Report on the Project "Technical Assistance for the Preparation of the Project "Development of the Ruse, Gorna Oryahovitsa and Varna Railway Junctions" for Three Separate Items