Cloth filter system for the fourth treatment stage of Langen wastewater treatment plant

Summary

The tender covers the supply, ready-for-operation installation and commissioning of a cloth filtration system for the fourth treatment stage of the Langen wastewater treatment plant. The solution must serve four filter chambers and handle an average flow of 588 m³/h and a maximum flow of 2,016 m³/h. The discharge must achieve an AFS concentration below 2 mg/l and a total phosphorus concentration below 0.2 mg/l. Bidders must submit a fully priced tender, a technical solution, at least three comparable references, evidence of AFS reduction and evidence of the filter cloth's long-term performance. Price and the operational faults and response-capability concept each account for 50 points in the evaluation. The tender deadline is 16 October 2026 at 12:00, and tenders must be submitted electronically only.