1st breakthrough of this new twin-tube tunnel in Austria
![](https://www.railfreight.com/wp-content/uploads/2022/06/Gloggnitz_-_Semmering-Basistunnel_Ostportal_2019-1024x575.jpeg)
Tunnelling crews achieved the first breakthrough of the twin-tube Semmering base tunnel construction project in Austria on Friday. The hole-through moment came some seven years after the start of construction.
Do you want to read the full article?
Thank you for visiting RailFreight.com. Become a member of RailFreight Premium and get full access to all our premium content.
Are you already a member?
Having problems logging in? Call +31(0)10 280 1000 or send an email to customerdesk@promedia.nl.