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Abstract: The existing U5 underground line in Berlin currently ends at Alexanderplatz station in Berlin-Mitte. It is planned to close the gap of approximately 2.2 km in the section between the existing tunnels at Berliner Rathaus and Brandenburger Tor station. The line is set to run through downtown from the new Berliner Rathaus station to be built below the Spree, underneath the future Berlin Palace...
Abstract: The existing U5 underground line in Berlin currently ends at Alexanderplatz station in Berlin-Mitte. It is planned to close a gap of approximately 2.2 km in the section between the existing tunnels at Berliner Rathaus and Brandenburger Tor station. The line includes three new stations (Berliner Rathaus, Museumsinsel and Unter den Linden). Design and execution of the 3 stations hold, due to...
Abstract: Several huge rail tunnel projects are currently under construction in Europe. In order to reduce the construction time for long tunnels at great depth intermediate headings have to be planned and realized by building deep shafts. The shafts serve as points of attack for tunneling and/or as ventilation shafts during construction as well as during operation of the facility. The...