Monthly Archives: October 2011

Pilot hole

Published 31 October 2011
In just three days  ​​a pilot hole with a diameter of 30 cm was made. Going down 80 meters into the rock at Punta Helbronner the drill met the roof of the tunnel completed a few days ago. All the details in our photo gallery.

Funivie Monte Bianco S.p.A. · La Palud n° 22 - 11013 Courmayeur (AO) · P.IVA 00617110077

Cordée Mont Blanc consorzio ordinario · Regione Crétaz Boson, 13 - 11024 Pontey (AO) · P.IVA n. 01150170072

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