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    ContractsConstruction Works for MehrSpur Zürich – Winterthur Project
    Awarded contract

    Construction Works for MehrSpur Zürich – Winterthur Project

    Awarded
    CHF 330.9m
    Published 24 Nov 2025

    The MehrSpur Zürich – Winterthur project involves the construction of a new double-track railway line through the Brüttenertunnel and the expansion of the Dietlikon, Bassersdorf, Wallisellen, and Winterthur Töss stations. This project aims to alleviate the current bottleneck in the railway network b

    🇨🇭SwitzerlandPublished 24 Nov 2025· 9 months agoviaTED
    Awarded
    CHF 330.9m
    Published 24 Nov 2025

    Decision brief

    4 fields
    • Contract value
      CHF 330,909,644
      CHF
    • Closing date
      Rolling
      No closing date published
    • Sector
      Construction
      Browse related listings
    • Location
      🇨🇭Switzerland

    Suppliers

    2 suppliers
    • FI
      FR_Implenia Schweiz AG
    Lead contractor
  1. DS
    DEIMPLENIA SWITZERLAND AG
    Lead contractor
  2. Lifecycle

    Awarded

    Contract awarded. Originally published 9 months ago.

    24 November 2025
    Awarded — no open tender advertised

    Brief

    The MehrSpur Zürich – Winterthur project involves the construction of a new double-track railway line through the Brüttenertunnel and the expansion of the Dietlikon, Bassersdorf, Wallisellen, and Winterthur Töss stations. This project aims to alleviate the current bottleneck in the railway network between Zürich and Winterthur and to enhance service offerings. The project is divided into five sections: - Section 1: Winterthur - Section 2: Brüttenertunnel - Section 3: Dietlikon - Section 4: Bassersdorf - Section 5: Wallisellen. This announcement pertains to Sections 3 (Dietlikon), 4 (Bassersdorf), and 5 (Wallisellen). The SBB is seeking a contractor for each of these sections to provide the following construction services: specialized deep construction, structural engineering, demolition, utility construction, track construction under railway operations, and road construction. The tender will follow the standard position catalog (NPK). The execution planning and construction management will be handled by the already commissioned planning teams. The construction work will require intensive coordination with the railway technology works being carried out by SBB (track, overhead line, safety systems, cable systems, technical installations, etc.). Experience in managing the necessary time windows for railway technology works is essential. The project will involve significant reconstruction work within the existing track area. High demands will be placed on the project organization of the executing contractors regarding logistics, resources, and maintaining railway operations. Close coordination with the timetable and operations, as well as neighboring sections and projects, is required. Further information about the overall project can be found on the official project website: https://company.sbb.ch/de/ueber-die-sbb/projekte/deutschschweiz/region-zuerich/bauprojekte-region-winterthur/zuerich-winterthur-bruettenertunnel.html?tracking-marketingurl=mehrspur.

    Track record

    2 awards · 2 winners
    Thin record

    Only 2 prior awards here — too little to read.

    In construction, SWISS FEDERAL RAILWAYS SBB INFRASTRUCTURE PURCHASING SUPPLY CHAIN AND PRODUCTION PURCHASING CONSTRUCTION PROJECTS REGION EAST has awarded 2 contracts to 2 suppliers.

    Who wins here
    1. FR_Implenia Schweiz AG1× · 50%
    2. DEIMPLENIA SWITZERLAND AG1× · 50%

    Across construction, the most active winners are HOLCIM UK LIMITED, LINDUM GROUP LIMITED, TARMAC TRADING LIMITED — the field to beat, or your route in as a partner.

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    View on sourceTED

    Award notice and full record on the publisher's site

    Publisher
    Publications Office of the European Union
    Licence
    EU 2011/833/EU + TED reuse notice
    Source
    ted.europa.eu
    Record ID
    779649-2025
    SF
    Buyer
    SWISS FEDERAL RAILWAYS SBB INFRASTRUCTURE PURCHASING SUPPLY CHAIN AND PRODUCTION PURCHASING CONSTRUCTION PROJECTS REGION EAST
    Sector
    Construction