Renovation of bioreactor Facility 6.1 at the Kutno wastewater treatment plant

Summary

The tender concerns renovation of bioreactor Facility 6.1 at the Group Wastewater Treatment Plant in Kutno. The works include concrete and reinforcement repairs, pressure injection sealing of leaking cracks, waterproof insulation of internal walls exposed to wastewater, repair of shrinkage cracks in the base slab, sealing of pipe penetrations and dismantling of aeration-system pipelines before the repair works. The contract period is 2 months. Offers must be submitted electronically in Polish by 7 September 2026 at 11:00. The award criteria are price (90%) and warranty period (10%). A bid guarantee of PLN 4,000 and performance security are required.