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

1. please let me know how to specify the displacement and drift to be multiplied by factor cd/ie in staad / or we have to calculate manual this increase from the staad values? 2. if my base shear is less than 85% of my base shear from static how to increase…

I am getting a error in doing a response spectrum analysis attached herewith the STAAD File for the same. Please let me know about how to solve this error. regards senthil TEST-HOR.std

Amplitude of mode shapes Dear All, I am a new user of STAAD Pro and interested in the Dynamic Analysis. From the modal calculation command, we get a frequency, a (mass) participation X-Y-Z % by mode and mode shapes. I have questions as below…