Construction of a DN160 water supply network connecting Uszczyn and Koło

Summary

The tender concerns the construction of a DN160 water supply network, 2,291.5 metres long, connecting Uszczyn and Koło in the Sulejów municipality, including hydrants, trenchless drilling, open excavation works, fittings, disinfection, pressure testing, as-built surveying and site reinstatement. The contracting authority also reserves an option for a further 671.30-metre network in Zielona Street in Uszczyn. The works must be completed within 70 days. Offers must be submitted electronically via the purchasing platform in Polish by 4 September 2026. The award criteria are price (60%) and the quality guarantee period for materials and works (40%); guarantee periods of 36, 48 or 60 months receive 0, 20 or 40 points respectively. The successful tenderer must provide performance security of 5% of the basic contract remuneration, with an additional 5% security for any ordered option.