References for Traintunnel* (Excerpt)
  • Austria - Wienerwaldtunnel 13,4 km

  • Austria - Bahnhof Flughafen Wien - Schwechat 2,0 km

  • Austria - Arlbergtunnel St. Anton - Langen 10,7 km

  • Slovakia - TEN-T Korridor Bratislava 2,3 km

  • Greek - Neubaustrecke Ioannina - Kalambaka 10,3km

*The references shown here are personal refrences by Mr. Dipl.-HTL-Ing. Bernhard Höpperger

Thermo- and Fluid Dynamics Consulting Engnineer e.U., Dipl.-HTL-Ing. Bernhard Hoepperger, Landesgericht Klagenfurt FN 436834 d, UID ATU 69706918