270CP26 – Construction of water, domestic wastewater and stormwater service connections and specific water and sewer pipeline extensions (13) – PC533/2026

Summary

The tender concerns public works in Porto for constructing service connections for water supply, domestic wastewater and stormwater, together with specific extensions of water and sewer pipelines. The estimated base price is EUR 1,500,000 excluding VAT, the works are to be completed within 450 days, and price is the only award criterion. Bidders must hold the required professional authorization, submit their tenders by 6 October 2026 at 17:00, maintain them for 120 days, and provide a performance guarantee of 5% of the contract price.