Stay on the safe side with these add-ons, even if the ground trembles.
The Modal Analysis add-on for RFEM 6 / RSTAB 9 allows you to determine natural frequencies and mode shapes.
In the Response Spectrum Analysis add-on for RFEM 6 / RSTAB 9, the seismic analysis is performed for you using the multi-modal response spectrum analysis. Among others, the Canadian standard NBC is implemented.
Modal Analysis Add-on for RFEM 6 / RSTAB 9 Response Spectrum Analysis Add-on for RFEM 6 / RSTAB 9
