Construction works have started – Wayss & Freytag Ingenieurbau expects to complete the project in the spring of 2021.
The two tunnels have a total length of 2,180 metres and will be constructed at 7 to 12 metres below the Landsberger Straße in the west of the city. Wayss & Freytag Ingenieurbau will use a hydro-shield tunnel boring machine with an external diameter of 3.6 metres. The project also includes the construction of various shafts.