Insights
Brenner Base Tunnel - Construction Lot H41 Sillschlucht-Pfons
Tunnel boring machine

© Brenner Basistunnel BBT SE

Tunnel boring machine
The tunnel boring machine is named “Ida”. With a drilling head diameter of 10.5 meters, it is now ready to start in the assembly chamber West. At depths of up to 1’000 m below ground, it will drive the tunnel approximately 6 kilometers to the south.
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Competences
- November 10, 2023
- Conventional and TBM tunnelling
- Cavern and shaft construction
- Underground facilities and systems
- Tunnel safety