Brenner Base Tunnel: First TBM breakthrough in a main tunnel tube in Austria

TBM Ida completes 8.4 kilometres of excavation in the Brenner Base Tunnel and reaches its target in the municipality of...

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Tubbing ring production has ended in Ahrental for the Austrian “H41 Sill Gorge-Pfons” construction site

On Saturday, July 19th, the last tubbing ring came off the line at the factory in Ahrental which made the prefab...

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BBT: 200 kilometres excavated

Work on the BBT is progressing quickly: the 200 kilometres of excavated tunnels, representing around 87 per cent of the...

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Brenner Base Tunnel: breakthrough in the west main tunnel at the Austrian Pfons-Brenner construction site

With the breakthrough in the west main tunnel on 31 May, another central section of the 'H53 Pfons-Brenner' construction...

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Why did Flavia stop at the border?

Flavia’s arrival at the border was greeted with huge enthusiasm by every supporter of the BBT project. But some people...

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OCTOBER, 4TH Open tunnel day construction site Sill Gorge
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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. 204 km have already been excavated.
Progress of the works
bbt-progress
204 km
230 km
Railway tunnel 100 km
Exploratory tunnel 57 km
Other tunnels 47 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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