News & Infos East Portal
Limited availability of space demanded a reduction of the distance of tunnel axes at the portals to less than 15 meters. This circumstance led to special portal constructions.
News & Infos West Portal
Topographical conditions demanded a special solution for disposal of excavation material, which was found in the form of a unique cableway structure.
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Project Description
The Arlberg Expressway, as the extension of the A 12 Inntal Motorway from Innsbruck towards Switzerland, comprises the most important east – west road connection.
The last gap will be closed with the construction of two parallel tunnel tubes.

  • Total costs of € 203,5 million
  • Construction supervision and project management
  • Construction supervision for E&M installations
  • Length 5.470 m and 5.659 m
  • Excavation section 86 mē
  • Construction time: 2000 – 2005

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