Ceneri base tunnel
2015 - 2017
Main contractor
AlpTransit Gotthard AG
Services provided by Marti Technik AG
46 Cross-cut ventilation units in detail:
  • 46 cross-cuts
  • 92 fans
  • 138 flaps
approx. 4,500 m2 false bottom construction
approx. 13,000 pc. sheets 35 kg/each
Total weight of the sheets: over 400 tons
Marti Technik AG
Lochackerweg 2
CH-3302 Moosseedorf
Fon +41 31 858 33 88
Fax +41 31 858 33 89