seismic factors in risafoundation load combination generator

Seismic Factors in RISAFoundation Load Combination Generator

Seismic factors, including Omega, Rho and Ev, can now be included in automatically generated Load Combinations. Values for Omega and Rho shall be entered into the Seismic tab of the Model Settings to be considered in the analysis.


To include these factors in the non-overstrength Load Combinations, check the “Include Ev (vertical)” and “Include Rho” boxes on the Load Combination Generator dialog for the Seismic Load Options.

To generate overstrength (Omega) Load Combinations, choose a radio button under the Overstrength LC Options and select the “Include Ev (vertical)” check box.