Drinking water system renovation in the Chemistry building at TU Dortmund

Summary

The tender covers renovation of the drinking-water system in the Chemistry building at TU Dortmund’s North Campus, including the supply and installation of water and wastewater systems. The work is in Dortmund, with a planned start date of 19 January 2027 and a completion deadline of 14 May 2029. Tenders must be submitted electronically in German by 09:00 on 30 October 2026. Price is the only award criterion. The bidder must provide qualification and pricing documents and the required TRGS certificate for the removal of mineral-wool insulation. If the contract value is at least EUR 250,000 excluding VAT, a performance security of 5% of the contract sum including VAT, excluding amendments, is required; security for defect claims is 3% of the interim payments total calculated at acceptance.