Electrical, instrumentation and control equipment for the fourth treatment stage of the Langen wastewater treatment plant

Summary

The procurement covers electrical, instrumentation and control equipment for the fourth treatment stage of the Langen wastewater treatment plant (Lot 4). The plant is being extended to remove micropollutants using a process that combines cloth filtration and activated-carbon filtration, with provision for possible future ozonation. An intermediate pumping station will convey the existing treatment plant’s effluent to the new stage and will also serve as a floodwater pumping station. The bidder must submit a fully priced offer and at least three comparable references meeting the applicable requirements, proof of commercial registration or an equivalent document, and information on turnover and staffing for the last three completed financial years. The encrypted electronic offer is due by 12:00 noon on 1 October 2026. Price is the sole award criterion. The offer must include the required declarations on sanctions and compliance with Hesse’s wage and minimum-wage rules. Further qualification details must be checked in the contract notice and tender documents.