Vienna Metro Line U1/9 – Altes LandgutExtension of the line U1 - urban tunnel construction directly beneath the motorway junction Favoriten and the A23 bypass
S6 Semmering express road General refurbishment of Niklasdorf TunnelNiklasdorf Tunnel - refurbishment of a tunnel in limiting equilibrium
A10 Reitdamm BridgePrestressed concrete bridge on the A10 Tauern Motorway between Pongau Junction and Hüttau
Site supervision BettlerkreuzRefurbishment of sub-surface road sections Bettlerkreuz and Kreuzergegend
