Construction of a rainwater collection system at the Educational and Care Institutions building in Gniezno

Summary

The tender concerns construction of a rainwater collection system at an educational and care institution building in Gniezno. The works include site preparation and excavation, construction of stormwater drainage, installation of two underground 10 m³ tanks, pumps and electrical boxes, connection to existing systems, and reinstatement of soil and landscaping. The works must be completed by 27 November 2026. Tenders must be submitted electronically by 24 September 2026 at 00:00. Tenders will be evaluated on price (60%) and warranty period (40%); the minimum warranty is 24 months and the maximum period taken into account is 60 months.