2026-0546 Sewer renewal on Metzer Street in Duisburg-Friemersheim

Summary

The tender concerns renewal of the sewer system on Metzer Street in the Friemersheim district of Duisburg, between Am Borgschenhof Street and Saarstraße. The works include installing approximately 135 m of DN 300 vitrified clay sewer pipes and 140 m of DN 400 concrete sewer pipes by open excavation, constructing three prefabricated sewer structures, reconnecting 30 household and gully connections within the open trench and five further connections by open construction. The contractor must also restore carriageways and footways, build a new footway on the north side of Metzer Street, manage traffic, provide temporary wastewater diversion and seal the decommissioned sewers. The contractual construction period is 140 working days, or seven months, with on-site works planned to start in November 2026. Price is the only award criterion, and the tender must be submitted by 30 September 2026 at 10:00. The bidder must plan for at least one open sewer construction crew, one paving crew and one carriageway reinstatement crew, and must maintain access for traffic, residents and emergency services throughout the works.