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    Engineer/Supervision of Works contracts (design & build) for Railway Line under the Belgrade – Niš Railway Modernisation Project

    Serbian Railway Infrastructure JSC

    Engineer/Supervision of Works contracts (design & build) for Railway Line under the Belgrade – Niš Railway Modernisation Project

    1. Planning notice published

      Mar 27, 12:50 PMMarch 27, 2026 12:50 PM
    2. Planned competition start

      May 18, 12:00 AMMay 18, 2026 12:00 AM

    Brief

    Tender search/Serbian Railway Infrastructure JSC/Engineer/Supervision of Works contracts (design & build) for Railway Line under the Belgrade – Niš Railway Modernisation Project

    Published deadline passed

    The published deadline has passed. For multi-stage competitions a later tender deadline may still apply — check the notice or portal for the current phase.

    Brief

    Rådgivende ingeniører VVA

    Serbian Railway Infrastructure JSC is planning the procurement of Engineer/Supervision services for the Belgrade–Niš railway modernization project, which includes double-tracking, upgrading to 200 km/h, and reconstruction of tracks, structures, and stations. The services involve acting as FIDIC Engineer (Yellow Book), supervising works, reviewing and approving designs, ensuring TSI compliance, and managing quality, safety, and environmental and social compliance. The final goal is the delivery of a fully operational and maintainable railway system.

    About the bid

      Engineer/Supervision services cover the whole Belgrade–Niš railway project (approx. 230 km), divided into: Section 1 - Resnik–Velika Plana, Section 2 - Velika Plana–Paraćin (excluding subsect. 2.2 Gilje-Paracin), and Section 3 - Paraćin–Trupale (with subsect. Paraćin–Stalać, Stalać–Đunis (Lot 2), Tunnel No. 4 (Lot 1), and Đunis–Trupale). Signalling and telecommunications will be the subject of a separate contract for their implementation on the entire length of the Belgrade-Nis railway line. Works Contracts for Lot 1 and Lot 2 are signed; others will be tendered. The project includes double-tracking, upgrading to 200 km/h, UIC GC clearance, reconstruction of tracks, structures, stations, electrification (ENE), signalling adaptations, grade separations, and environmental measures. Services include acting as FIDIC Engineer (Yellow Book), Supervising works (national legislation), reviewing and approving designs, TSI compliance, ensuring quality, safety, and E&S compliance (EIB/EBRD), contract administration, and engagement independent TSI and national certification. Outputs include TSI and national conformity certification, risk assessment (CSM RA), supervision of testing/commissioning, and support for handover. Final goal: delivery of a fully operational, maintainable railway system.

      Contact name
      Janko Kovljanic
      Contact phone
      +381 66 8404234
      Contact email
      Investicije.projektaBN@srbrail.rs
      Address
      Nemanjina 6, 11000 Belgrade

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    See the full notice

    Contracting authority
    Serbian Railway Infrastructure JSC
    Title
    Engineer/Supervision of Works contracts (design & build) for Railway Line under the Belgrade – Niš Railway Modernisation Project
    Type
    Planning
    Main code
    71000000Architectural, construction, engineering and inspection services
    Supplemental codes

    No supplemental codes from buyer…

    Supplemental codes added by Cobrief

    71311230Railway engineering services
    71322500Engineering-design services for traffic installations
    71520000Construction supervision services

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