Utility corridor construction for the biological treatment stage at Sindelfingen wastewater treatment plant

Summary

The tender concerns the construction of utility corridors for the new biological treatment stage at the Sindelfingen/Böblingen wastewater treatment plant. The works include site setup and traffic safety, removal and restoration of existing surfaces, excavation and trench works, installation of sludge and water pipelines, cable ducts and cable-pull chambers, cable and earthing works, core drilling, sealing, surveying and as-built documentation. The deadline for submitting tenders is 22 September 2026. Precise exclusion, qualification and compliance requirements must be checked in the official tender documents.