Maddalena exploratory tunnel
- Employer TELF
- Country Italy
- Sector transport, railways and subways
- Area Piedmont
- Contract value € 123,750,000 (amounting to € 59,400,000 -2017 Annual Report)
- Locality Chiomonte (Torino)
- Finished work in 03 2018
- Partecipation 48%
Design and construction of Maddalena exploratory tunnel for the new Lyon-Turin rail link.
The project involves the construction of a tunnel with a diameter of 6.30 m and a length of 7.567 meters.
Currently 242 meters were excavated with traditional methodology after which the excavation was mechanized with a TBM such as “open type”.
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