October 30, 2020

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.

Factor2 Factor3

Tags: RISAFoundation Seismic

You may also be interested in

Nov 8, 2018 | Tips & Tricks
Mat Slab Overturning and Sliding Safety Factors

RISAFoundation v11.0 includes two new tabs in the Safety Factors resul...
Read More

Aug 21, 2019 | Tips & Tricks
RISA-3D v18 Sneak Peek Videos

The new release of RISA-3D is right around the corner! Check out our t...
Read More

Jul 12, 2019 | Tips & Tricks
Implementing Realistic Behavior for T/C Members in RISA-3D

Tension or Compression (T/C) Only members are commonly used in steel b...
Read More

Jun 20, 2019 | Tips & Tricks
Understanding Wall Panel Forces with Rigid Diaphragms

Rigid diaphragms represent a plane of very high rigidity and distribut...
Read More