Construction of the Städtlerwald tunnel including associated ancillary structures (safety tunnels, control centres, pumping stations, stacking basins, retaining walls) and opencast mines, route between the Stumpen pre-zone and the Teuflibach junction (incl. tunnel), replacement of the motorway feeder road, reconstruction of the Alpenblick junction, corridor path and surrounding work.

- Kalotten-/Strossenvortrieb MUF (TSM)

- Tunnel length 540 m, mining 400 m

- Cross-sectional area tunnel: 100 m2

- Safety tunnel 15 m2, length 180 m

Construction of the Städtlerwald tunnel including associated ancillary structures (safety tunnels, control centres, pumping stations, stacking basins, retaining walls) and opencast mines, route between the Stumpen pre-zone and the Teuflibach junction (incl. tunnel), replacement of the motorway feeder road, reconstruction of the Alpenblick junction, corridor path and surrounding work.

- Kalotten-/Strossenvortrieb MUF (TSM)

- Tunnel length 540 m, mining 400 m

- Cross-sectional area tunnel: 100 m2

- Safety tunnel 15 m2, length 180 m