Wehrhahn Line Düsseldorf   Wehrhahn Line Düsseldorf, Section 2, Underpinning the Kaufhof store at Königsallee The regional capital of Düsseldorf is producing the so-called core section, the Wehrhahn Line, in the form of an...  

Wehrhahn Line Düsseldorf Contract Section 1, Core Section   Wehrhahn Line Düsseldorf Contract Section 1, Core Section The regional capital of Düsseldorf is producing the so-called core section, the Wehrhahn Line, in the form of an underground urban railway...  

Wienerwald Tunnel   Wienerwald Tunnel The Wienerwald Tunnel represents an integral part of the new Vienna-St. Pölten route. The Wienerwald Tunnel project is split up into the following 3 sections: 2 single-track...  

Wiental Valley Main Sewer   Wiental Valley Main Sewer The Vienna Valley Main Sewer describes the tunnel that is being constructed below the Vienna River in the heart of Vienna. Work on this project in downtown Vienna began in...  

X-Ray Laser European XFEL, Contract Sections 1 + 2   X-Ray Laser European XFEL, Contract Sections 1 + 2 At the end of 2008 the Deutsche Elektronen Synchrotron (DESY} a JV under the technical management of the Hochtief Construction AG was commissioned...