Owner Emschergenossenschaft +++ Designer Engineering Office Mainz +Muenster +++ General Contractor Digester Tanks Dinslaken JV (Ed. Zueblin AG, Dyckerhoff & Widmann AG, Walter Hellmich GmbH & Co KG, Philipp Holzmann AG)
DSI Services Ring post-tensioning with DYWIDAG Ring Tendons type M 6 and 12-0.6"; Vertical post-tensioning with DYWIDAG Loop Tendons 7-0.6"
