Brenner Base Tunnel: the northern portal is now complete, with the final works in the Sill Gorge

The “Sill Gorge” construction lot, which includes the northern portal of what will be the longest railway tunnel in the...

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ITA Awards: the Brenner Base Tunnel swept the board

The ITA awards, currently in their 10th edition, are an important international recognition for underground works. Our...

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Building Better Together: the Brenner Base Tunnel project and the future of European mobility

On Wednesday 18 September, the start-up ceremony was held for the last TBMs to work on the BBT project, Wilma and Olga....

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Last kilometre for TBM Flavia: excavation works in the western main tunnel of the Brenner Base Tunnel are proceeding apace toward the State border

The TBM named Flavia started its journey in April 2019 from the Mules construction lot. It is a 200-metre-long tunnel...

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From Thursday to Sunday, BBT SE awaits you at the Bolzano Autumn Fair

Once again this year, the Bolzano Fair offers the opportunity to find all about the BBT project by visiting our stand....

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The Brenner Base Tunnel - a new link through the Alps
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Infofilm 2023
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Short film: facts about BBT
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H41 launch event
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Status of the works of the Brenner Base Tunnel

The BBT tunnel system includes about 230 km of tunnels. 185 km have already been excavated.
Progress of the works
bbt-progress
185 km
230 km
Railway tunnel 84 km
Exploratory tunnel 56 km
Other tunnels 45 km
64
kilometres
This is the length of the Brenner Base Tunnel and the Innsbruck bypass with which it links south of Aldrans. This will make it the longest underground railway connection in the world.
250
km/h
Passenger trains will travel through the tunnel at a top speed of 250 km/h.
1,350
measuring stations
Water quality is monitored at 1,350 measuring stations all along the project area.
25
minutes
The trip from Innsbruck to Fortezza takes 80 minutes today. The trip through the BBT will take only 25 minutes.
All facts
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