Thermal modernisation of the courtyard-side roof of Building B at Kołowa 3

Summary

The tender covers thermal modernisation of the courtyard-side roof of Building B at Kołowa 3 in Kraków. The works include construction and demolition tasks and renewal of the roof covering, insulation, sheet-metal flashings and rainwater system in accordance with the technical documentation. The contractor must organise the site and waste removal, protect exposed roof areas from precipitation each day, and use new materials supported by the required evidence. Workers carrying out construction renovation work must generally be employed under employment contracts. The works must be completed by 17 December 2026. Offers are evaluated on price (60%) and warranty period (40%): a 2-year warranty earns 10 points, 3 years earns 20, 4 years earns 30 and 5 years earns 40; the minimum warranty is 12 months. No bid guarantee is required, but the successful bidder must provide performance security equal to 3% of the contract price and proof of valid third-party liability insurance of PLN 200,000 before signing the contract.