18.12.2015
World Record in the Solbakk Tunnel (Norway)

Never before a road tunnel has reached this depth below sea level. Nearly two and a half years after the beginning of the drivage, 4.4 kilometers of a total of 7.9 kilometers of the tunnel tube have already been blasted out. 

The interior finishing and road construction, which are executed parallel to the excavation work, are on schedule. Until now, 2 kilometers of the asphalted road have already been completed.

The inner shell and sealing lies in a tube, from the starting point ap­pro­xi­mate­ly the first 500 meter have been completed and the first block of 200 meter long cut-and-cover tunnel has already been concreted.

 

Marti Tunnelbau AG

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

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