Germany – Architectural, engineering and planning services – Überleitung der Kläranlagen Herongen und Wachtendonk zur Kläranlage Grefrath

Subject of the contract is the lot-wise award of the planning services described in the following sections for the connections from the Herongen wastewater treatment plant to the Wachtendonk wastewater treatment plant and from the Wachtendonk wastewater treatment plant to the Grefrath wastewater treatment plant, as well as the conversion of the wastewater treatment plants into operational sites with pumping stations.