A four-axle vehicle runs over a still standing track,
i.e. all sleepers belongs to an Euler coordinate system of type e_fix.
The rails are modeled with the beam_3-element.
Run the examples
Double-click file runf/ballasted2slab_v160.tsimf and select open->run with the right mouse button.
The file starts a simulation with a vehicle speed of 160 [km/h].