Concrete rehabilitation of aeration basins BB02TB01 and 02 at Düsseldorf-Nord wastewater treatment plant

Summary

The tender concerns concrete rehabilitation of aeration basins BB02TB01 and BB02 at the Düsseldorf-Nord wastewater treatment plant. The works cover all wall, wall-crown and external-wall surfaces. The submission deadline is 19 October 2026. Bidders must submit a priced bill of quantities and the required declarations and cost information, comply with the technical specifications, and observe extensive site safety, labour-law, traffic-management and construction-site rules. Subcontractors and any companies whose capacities are used must be identified and supported by the required declarations and evidence. Exact turnover, reference and staffing requirements were not available in the machine-readable notice and must be checked in the tender documents.