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The OFFICE FOR WASTE, WATER, ENERGY AND AIR (AWEL), DEPARTMENT OF GROUNDWATER AND WATER SUPPLY has issued a Tender notice for the procurement of a Enforcement Checks of the Drilling and Installation of Geothermal Borehole Heatexchangers in the Canton of Zurich in the Switzerland. This Tender notice was published on 11 Mar 2026 and is scheduled to close on 20 Apr 2026, with an estimated Tender value of Refer Document. Interested bidders can access detailed Tender information, eligibility criteria, and complete bidding documents by referencing TOT Ref No. 137539365, while the tender notice number is 33280-01 and Registering on the platform.
Procurement Summary
Country: Switzerland
Summary: Enforcement Checks of the Drilling and Installation of Geothermal Borehole Heatexchangers in the Canton of Zurich
Deadline: 20 Apr 2026
Posting Date: 11 Mar 2026
Other Information
Notice Type: Tender
TOT Ref.No.: 137539365
Document Ref. No.: 33280-01
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
CPV Classification
75111100 - Executive servicesPurchaser's Detail
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Login to see detailsTender Details
The Office for Waste, Water, Energy and Air (AWEL) of the Building Directorate of the Canton of Zurich approves over 1, 800 geothermal probe systems every year. Approximately 90 of these (approx. 5% of the annual number of permits) are to be used during drilling work to ensure compliance with the monitored in accordance with water protection regulations. Main CPV: 75111100 Executive Services
Date of execution: 01.07.2026 – 30.06.2030 Contract duration: 01.07.2026 – 30.06.2030 Round of questions 1, Submit by: 25.03.2026 Submission of tender: 20.04.2026, 11:00 Tender valid until: 31.08.2026
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