After the winter shutdown, the Albula construction site is being re-divided with the excavation of the second ventilation plant located about 200 m from the north gate of Preda (GR) and further renovation work on the vault. In the photos some operations of threading, high pressure washing and smoke during the excavation of the first central side Spinas.

The contract, awarded to the ARGE Bianco 120 consortium composed of Pizzarotti SA (lead), Luigi Notari Suisse SA and Lazzarini AG, concerns the rehabilitation of the old Albula I tunnel and its subsequent conversion into a safety tunnel serving the new Albula II, in operation since last June 2024.

Customer: Ferrovia Retica SA, Coira