Mixed conventional and mechanised tunnel excavations applied.
The tunnel, hosting two railway tracks, was designed providing a mix between conventional and mechanised excavation techniques.
Lot Nesima-Misterbianco and lot Stesicoro-Airport include:
- 5 stations
- 3,5km of tunnel
- 13 ventilation openings
The design included the Building Risk Assessment (BRA) and the geotechnical monitoring, inside and outside the tunnel.


Some examples of projects in Tunnelling & Underground, Urban mobility