Steep tunnel

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Steep tunnel

This second tunnel measures 445m in length. After its lower entrance near the river Inn, it slightls descends passing under the national road, then sharply turns upwards.

During construction, the tunnel collapsed twice near its upper exit.

2006.04.07
...and a year later.
The patron Saint Barbara, protector of tunnel workers all over the world.
Water sediment cleaning bassin.
Shine
A worker involved in finishing the tunnel shell
Temporarely wall infrastructures
Half way
Red and colorless lights
The deepest point of the tunnel. From here on, the line climbs uphill
Life systems
As the tunnel climbs steeper: View back downto the deepest point of the line.
Towards the upper exit.
Sealing the PVC
Applying the steel grid. Later, fluid concrete will be sprayed on it.
Workers having a break
2