This upgrade includes some important enhancements and new features, amongst,

- Elasto-plastic behaviour of plates and trusses

-New plate interface elements specifically developed to model the non-linear behaviour
of the joints of (precast) segment linings

-New elements to capture the non-linear behaviour at pile tip

-Slope stability analysis by limit equilibrium method

-Easy change of water table from stage to stage

-Automatic iterative-incremental procedure for non-linear solution procedure

For detailed listing and description of all the new features and improvements of this upgrade, please
download 'GTS v251 release notes.pdf'.
Thank you.