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 on 15 September. 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 Tunnelbau AG

Marti Gruppe
Seedorffeldstrasse 21
3302 Moosseedorf
+41 31 388 75 75