Karlsruhe–Basel rail line expansion and new construction: track superstructure and noise barriers, construction phase 9

Summary

The tender concerns construction works for the expansion and new construction of the Karlsruhe–Basel railway line in planning approval section 9.2 between Haltingen and Weil am Rhein. The works include track, earthworks and cable civil engineering, drainage systems, installation of four turnouts, demolition of existing railway and civil engineering structures, platform and bridge works, signalling and safety technology works, and construction of approximately 4,200 metres of noise barriers. A separate lot covers landscape conservation measures and the restoration of temporarily used areas. The works will be carried out while railway operations continue and are divided into construction phases 9.1–9.4. The submission deadline is 5 October 2026 at 10:00. The machine-readable notice did not include precise exclusion, qualification or compliance requirements; these must be checked in the tender documents.