Karawankentunnel Nord, Konzept und Ausführung eines BIM‐Pilotprojekts

Abstract

The BIM pilot project for the Karawanken Tunnel North consists of three main components, 3D modeling of the geological prognosis and actual conditions, the inner lining and inner components of the tunnel and the portal building and road elements at the portal. The pilot project was started when the preliminary design of the tunnel was already done. Only the portal building was done in BIM from the beginning. For the tunnel lining, the 3D modeling, quantity check and simplified 4D and 5D procedures together with the contractor were the main issues. A major effort had to be invested into data structuring following IFC and Asfinag requirements. Currently the tunnel is being advanced. Regular workshops are held to re‐define the project targets and improve the achievement of the pilot project.