The tunnels are being constructed using an all terrain, made to measure tunnel boring machine.
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The A86 West will form the final link of the A86 ringroad around Greater... -
An information system will automatically collect traffic data. This... -
The total project cost of the A86 West is €2.23 billion. -
The tunnels are being constructed using an all terrain, made to measure... -
Utilising a laser guiding system the TBM follows a precise boring course... -
The installation of arch segments constructed from prefabricated reinforced... -
The A86 West Tunnel has a number of ventilation units to ensure a permanently... -
An emergency access shaft; there are five situated in the West tunnel and... -
The East tunnel is exclusively for light vehicles with 2m-clearance height...
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