The existing gallery was extended by 320 metres with the new building.
By extending the avalanche gallery, the average duration of closures of the Lukmanier road can be reduced from 37 days today to 19 days in the future. A total of 9 400 m³ of Dynamon SR 912 CH was used.
Data de început și de finalizare
Societăți de instalare
Matteo Muttoni Costruzioni SA, Via Murate 6, 6500 Bellinzona