Construction of the water supply network and water storage and treatment infrastructure in Witów, Kościelisko Municipality – Stage I

Summary

The tender covers construction of a DN 200 water supply network in Witów, including network fittings, excavation works, surveying, road-surface reinstatement and as-built surveying. The estimated quantity is 300 linear metres, but the contracting authority guarantees performance of at least 70%, or 210 linear metres. The works also include hermetic sealing of the start and end points of the pipeline and a dry hydraulic leak-tightness test. The works must be completed within a maximum of 50 days from contract signature. The tender must be submitted electronically in Polish by 28 September 2026 at 10:00, using the contracting authority's tender form and pricing schedule. The bid guarantee is PLN 7,000. Tenders will be evaluated on price (60%) and warranty period (40%); the warranty must be between 36 and 60 months.