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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.

    ContractsConstruction Works for Wastewater Treatment Facility in Hannover
    Closed contract

    Construction Works for Wastewater Treatment Facility in Hannover

    Tender closed
    5 Nov 2025
    41 weeks ago

    The City of Hannover is renewing the sludge treatment system at the Herrenhausen wastewater treatment plant. This procurement opportunity involves structural work for phase 2.2 of the new operational building. Key tasks include site setup, earthworks for pipe trenches, installation of various pipeli

    🇩🇪GermanyPublished 13 Oct 2025· 10 months agoviaTED
    Tender closed
    5 Nov 2025
    41 weeks ago
    Tender deadline passed on 5 Nov 2025.

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Tender closed
      5 Nov 2025
      9 months ago
    • Sector
      Construction
      Browse related listings
    • Location
      🇩🇪Germany

    Lifecycle

    Closed

    Tender closed on 5 Nov 2025. Awaiting award.

    13 Oct 2025Today5 Nov 2025

    Brief

    The City of Hannover is renewing the sludge treatment system at the Herrenhausen wastewater treatment plant. This procurement opportunity involves structural work for phase 2.2 of the new operational building. Key tasks include site setup, earthworks for pipe trenches, installation of various pipelines, concrete work for the operational building, masonry, insulation, metal construction (including doors and windows), facade work, roofing, and the construction of a connecting bridge between the operational building and the energy center. The project requires specific materials and quantities, including steel reinforcement, insulation, and concrete.

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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
    673383-2025
    SC
    Buyer
    STATE CAPITAL HANOVER WASTEWATER MANAGEMENT
    Sector
    Construction