Introduction Tunnelling - the need for technological development and innovation Improved site investigation Advanced pre-processing methods Thermochemomechanical material model for shotcrete Material model for soil and applications Damage mechanics of jointed rock in tunnelling Parameter identification and its application in tunnelling Soft-computing-based parameter identification as the basis for prognoses of the structural behaviour of tunnels Quantification of stress states in shotcrete shells Compressed air tunnelling - determination of air requirement A coupled FE-model for tunnelling by means of compressed air A multilaminate model for finite element analysis of tunnel excavation Advanced post-processing methods Application of numerical simulation at the tunnel site Summary and outlook