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WISMUT GMBH has floated a tender for Study on the Risk and Feasibility Assessment of Geothermal Mine Water Use at the Aue Location of Wismut Gmbh. The project location is Germany and the tender is closing on 21 Sep 2025. The tender notice number is 519104-2025, while the TOT Ref Number is 124088511. Bidders can have further information about the Tender and can request the complete Tender document by Registering on the site.
Procurement Summary
Country: Germany
Summary: Study on the Risk and Feasibility Assessment of Geothermal Mine Water Use at the Aue Location of Wismut Gmbh
Deadline: 21 Sep 2025
Other Information
Notice Type: Tender
TOT Ref.No.: 124088511
Document Ref. No.: 519104-2025
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
Purchaser's Detail
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Login to see detailsTender Details
Wismut GmbH operates a central oil heating system with a maximum output of 920 kW at the Hartenstein (Talstrasse 7, 08118 Hartenstein) location. The system has a current annual heat requirement of approx. 1.3 GWh.
The flooded, 1, 090 m deep round shaft is located directly at the location 371 with a clear profile of 38.46 m2 and a starting point at 355 m NN. It has three connections (in the sole levels -540 m, -990 m and -1.080 m) to the extensive pit field with approx. 36 million m³ flood space. In the shaft, contaminated flooding water circulates with a temperature of 27 - 28 C and a medium -sized level between 300 m and 305 m nn. In exceptional cases, the intimate level can achieve a maximum of up to 316 m NN and a minimum of 286 m. The shaft is kept with a daily seal that has three monitoring openings (pipe tours).
Furthermore The water treatment plant (WBA) Schlema-Alberoda is located at 800 m away. Here the flooding water is treated with underwater pumps using a lime fitting. The system is driven in the continuous regime, but must be used for maintenance and Maintenance measures are taken out of operation. The average throughput of the system is 500 m³/h. The treated water is cut into the Zwickauer Mulde via a water flower (derivation tunnel) in free drain. The water temperature is approx. 20 - 22 C in winter and ...
Document Type: Prior Information Notice
Reference Number: 1230012-U71
Contract type: services
Authority Type: Org-Tub
Doc Title: Study on the risk and feasibility assessment of geothermal mine water use at the Aue of Wismut GmbH location
Dispatch Date: 2025-08-06
Publish Date: 2025-08-07
Submission Date: 2025-09-21
Documents
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