Construction of a New Sewer in Ackerstraße, Duisburg-Rumeln-Kaldenhausen

Summary

The tender concerns renewal of the sewer section in Ackerstraße, Duisburg-Rumeln-Kaldenhausen, from the Bonertstraße junction to house number 8, including reinstatement of road and pavement surfaces. The works include approximately 90 m of DN 300 vitrified clay sewer pipe installed by open-cut methods, 2 DN 1000 precast manholes, 1 special-format twin manhole and 11 reconnections of household and drainage connections. The works must be completed within 48 working days, with on-site construction scheduled to start in November 2026. The bidder must demonstrate the required insurance cover, provide employee data for the last three years, nominate a site manager with at least 3 years of comparable experience and a deputy, and provide the necessary sewer, paving and road-construction crews. Price is the only award criterion. Tenders must be submitted by 1 October 2026 at 10:00; lump-sum tenders will not be evaluated.