• Staad.PRO - Imperfection analysis

    Hi! I have some doubts about how does Staad consider the inicial imperfections. I have a structure that has been exposed to fire. Its mechanical properties have not been altered but there are elements that are visibly deflected. I want to study…
  • RE: Second order theory with imperfections

    The following changes were made to the file Value of E changed from 2.05e+008 KN/m2 to 2.1e+008 to match with example FIXED BUT supports were taken out as the model is defined as a PLANE frame anyway and so there cannot be any out of plane deformations…