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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsConsulting Services for Water Supply and Waste Management in Switzerland
    Closed contract

    Consulting Services for Water Supply and Waste Management in Switzerland

    Tender closed
    7 Aug 2025
    14 months ago

    This contract opportunity involves the maintenance of hardening stabilization systems and the supply of the necessary active substances. The analysis of the current situation regarding dewatering as part of the system service allows for timely action if needed. The services required include: Liquid

    🇨🇭SwitzerlandPublished 24 Jun 2025· 1 years agoviaTED
    Tender closed
    7 Aug 2025
    14 months ago
    Tender deadline passed on 7 Aug 2025.

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Tender closed
      7 Aug 2025
      1 years ago
    • Sector
      Engineering
      Browse related listings
    • Location
      🇨🇭Switzerland

    Lifecycle

    Closed

    Tender closed on 7 Aug 2025. Awaiting award.

    24 Jun 2025Today7 Aug 2025

    Brief

    This contract opportunity involves the maintenance of hardening stabilization systems and the supply of the necessary active substances. The analysis of the current situation regarding dewatering as part of the system service allows for timely action if needed. The services required include: Liquid Conditioning System Service: - Function control - Dosage control - Dewatering system monitoring Depot Stone Service: - Depot stone monitoring - Dewatering system monitoring - Supply of depot stones.

    Track record

    2 awards · 2 winners
    Thin record

    Only 2 prior awards here — too little to read.

    In engineering, SBB CFF FFS PURCHASING CONSTRUCTION PROJECTS REGION CENTRAL has awarded 2 contracts to 2 suppliers.

    Who wins here
    1. FR_F. Preisig AG, Bauingenieure und Planer1× · 50%
    2. DEF PREISIG AG CIVIL ENGINEERS AND PLANNERS1× · 50%

    Across engineering, the most active winners are AECOM LTD, WSP UK LIMITED, OVE ARUP PARTNERS LIMITED — the field to beat, or your route in as a partner.

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    AwardedEngineering🇨🇭Switzerland

    Consulting Services for Water Supply and Waste Management in Switzerland

    This contract opportunity involves the maintenance of hardening stabilization systems and the supply of the necessary active substances. The analysis of the current dewatering situation as part of the system service allows for timely action if needed. The services required include: Liquid Conditioni

    CHF 24,353SBB CFF FFS PURCHASING CONSTRUCTION PROJECTS REGION CENTRAL
    Published 26 Oct 2025

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    Take action
    View on sourceTED

    Original closed notice 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
    406248-2025
    SC
    Buyer
    SBB CFF FFS PURCHASING CONSTRUCTION PROJECTS REGION CENTRAL
    Sector
    Engineering