CHANNELINGS IN THE AUTZAGANE TUNNEL ADI TECHNICAL SOLUTIONS is carrying out the excavation of the trench using a 26-tonne trencher in order to install the ducts in the 700-metre long Autzagane tunnel (Biscay) in collaboration with the Excavaciones Cantábricas company. The channelling will support all the tunnel's information systems: PA, traffic control, safety, etc. Whatsapp Facebook Twitter LinkedIn