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The WISMUT GMBH, PROJECT SPONSOR OF THE FREE STATE OF SAXONY FOR THE RENOVATION OF THE OLD WISMUT LOCATIONS has issued a Tender notice for the procurement of a Planning the Renovation of the Markus-Semmler-Stolln, Nw Part, Renovation Sections G to I in the Germany. This Tender notice was published on 23 Jul 2026 and is scheduled to close on 31 Aug 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. 145758908, while the tender notice number is 511545-2026 and Registering on the platform.
Procurement Summary
Country: Germany
Summary: Planning the Renovation of the Markus-Semmler-Stolln, Nw Part, Renovation Sections G to I
Deadline: 31 Aug 2026
Posting Date: 23 Jul 2026
Other Information
Notice Type: Tender
TOT Ref.No.: 145758908
Document Ref. No.: 511545-2026
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
CPV Classification
71000000 - Architectural, construction, engineering and inspection servicesPurchaser's Detail
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Planning the renovation of the Markus-Semmler-Stolln, NW part, renovation sections G to I Planning service within the meaning of Section 43 HOAI 2021 in the service profile of engineering structures in service phases 1 - 3, 5 - 7 and optionally in service phase 8 as well as special ones Services in service phase 2 and optionally in service phase 8. From 1946 to 1956, the Markus Semmler tunnel served as an initial mine and water drainage tunnel for the Schneeberg-Oberschlema uranium ore deposit of the SAG/SDAG Wismut. Since 2011 we have been able to Southwest part of the Schneeberg deposit, essential sections of the Markus Semmler tunnel will be upgraded and mine water will be collected and drained away in a targeted manner. In the northwest part of the deposit, relevant tunnel sections were identified as part of conceptual work explored, key problem areas documented and evaluated. As a result of this assessment, renovation phases were defined. Renovation section G includes areas of the Markus Semmler tunnel “Sauschwart SW section” to “Rappold”. Renovation section H from the “Sonnenwirl” to “Schimmelsberger wing” and the renovation section I from the “Sauschwart NW section” to “Zwickauer Spat/Querschlag 62”. Planning the restoration and permanently securing controllable functionality of the Markus-Semmler-Stolln for water drainage in the renovation sections G to I. Planning service within the meaning of Section 43 HOAI 2021 in the service profile of engineering structures in service phases 1 - 3, 5 - 7 and optionally in...
Document Type: Contract Notice Reference Number: 1244596-J66 Contract Type: services Authority Type: org-sub Doc Title: Planning the renovation of the Markus-Semmler-Stolln, NW part, renovation sections G to I Dispatch Date: 2026-07-22 Publish date: 2026-07-23 Submission Date: 2026-08-31
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