Modernisation of the water treatment plant and construction of a new well at the Dźwierszno Wielkie groundwater intake

Summary

The contract covers construction works for modernising a water treatment plant and constructing a new deep well No. 3 at the groundwater intake in Dźwierszno Wielkie. The well is expected to be approximately 142 metres deep and the works include the insulated well casing and equipment, external pressurised water-supply piping, and the electrical supply installation. The contract period is 2 months. Tenders must be submitted electronically in Polish by 8 September 2026 at 10:00 via the procurement platform. Evaluation is based on price (60%), warranty period (10%) and completion period (30%). A PLN 6,700 tender guarantee and performance security are required.