Design and construction of treated-water buffer tanks in Dąbie municipality

Summary

The procurement covers the design and construction of treated-water buffer tanks in the villages of Kosierz, Brzeźnica and Łagów in Dąbie municipality, to maintain continuity of water supply during emergencies. The contractor must prepare the designs, obtain the necessary approvals and permits, supply and install the tanks, carry out the construction and installation works, and complete testing, water testing and system commissioning. The contractor must also provide complete as-built documentation and the documents required for use. The works must be completed by 30 December 2026. Key interim deadlines are submission of complete design documentation and applications enabling the works to start by 10 November 2026, delivery of all tanks to the sites by 1 December 2026, and completion of construction and installation before commissioning by 14 December 2026. The bidder must enter specific dates for the stages at each site in its tender; those dates become binding contractual deadlines. Design work must begin within three working days of signing the contract.