High-level training in BBT SE

The construction of large infrastructure works such as the Brenner Base (railway) Tunnel are an opportunity that should...

All-clear signal after the alarm in the Brenner Base Tunnel - no smoke and no fire

No smoke and no fire either. The extinguisher on a transformer on the Tunnel Boring Machine activated automatically with...

Almost 4,000 visitors to the Brenner Base Tunnel event

visitors.The tunnelling machines were stopped for once. The visitors came not only from Tyrol but from neighbouring...

Over 260 engineers and geologists at the BBT Workshop

On the 29th September, at the Habsburg fortress in Fortezza, a workshop was held with the title “The Brenner Base...

Over 3,800 visitors at the "Open Day" on the Isarco construction site

On Sunday, September 24, the 6th edition of the annual "Open Day" took place. More than 3,800 people took the...

Status of the works of the Brenner Base Tunnel

The BBT tunnel system includes about 230 km of tunnels. 76 km have already been excavated.
76 km
230 km
Main tunnels 18 km
Exploratory tunnel 29 km
Other tunnels 29 km
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.
The construction work and the railway outfitting of the Brenner Base Tunnel should be completed by 2025. After that, there will be a year of test operations. The tunnel will become fully operational in December of 2026.
Passenger trains will travel through the tunnel at a top speed of 250 km/h.
measuring stations
Water quality is monitored at 1,350 measuring stations all along the project area.
The trip from Innsbruck to Fortezza takes 80 minutes today. The trip through the BBT will take only 25 minutes.