• Error no unsupported masses entered - check densities in seismic definition

    Dear all, Error found during the seismic definition analysis. Found the error "no unsupported masses found - check densities" . Kindly help me out from this . COLLEGE PROKECT.STD
  • RE: IBC Response Spectrum Analysis -- Reaction Question

    There is no problem with the way you have set up the model. The modal combination methods used for combining the results from the various modes in a response spectrum analysis, leads to all positive numbers. This is explained in the following post http…