Etabs Mass Summary By Story !!install!! Jun 2026

If the mass summary is wrong, the building’s period (T) and modal participation ratios will be wrong.

: The translational mass along the global X and Y axes. These values are used to calculate the inertial forces during seismic events. etabs mass summary by story

ETABS does not simply add up the dead load. The program follows code-specific load combinations to determine seismic mass, typically: If the mass summary is wrong, the building’s