18.09.2015
TBM APPROVED FOR THE BELCHEN RENOVATION TUNNEL
The giant machine, which has a bore diameter of 13.97 metres, was despatched in festive surroundings at Herrenknecht AG on 15 September 2015. Representatives of all stakeholders were present for the ceremonial launch in Schwanau. Over the coming weeks, the TBM will be partially disassembled before being transported to the construction site at the Belchen.
 
Marti Tunnel AG
Seedorffeldstrasse 21
CH-3302 Moosseedorf
+41 31 388 75 10
tunnel@martiag.ch​​​​​