Modernisation of basement rooms in the School Boarding House in Ostrów Wielkopolski to adapt them as a collective protection facility – shelter

Summary

The tender concerns the modernisation of basement rooms in the School Boarding House in Ostrów Wielkopolski to adapt them as a shelter within a collective protection facility. The works include demolition and dismantling, repair of evacuation and ventilation ducts, earthworks and waterproofing, restoration of walls, foundations and reinforced-concrete elements, plastering and painting, renovation of floors and masonry, restoration and installation of protective doors, upgrading of ventilation and filtered ventilation systems, installation of gas-tight valves and other necessary building services works. The works must be completed by 30 November 2026. The tender submission deadline is 24 September 2026 at 12:00. Tenders must be submitted electronically, no tender guarantee is required, and evaluation is based on price (60%) and guarantee period (40%).