Etabs Mass Summary By Story Better -

Click on or look for specific mass tables depending on your software version.

Notice: The roof mass dropped to realistic levels because the penthouse was separated. Cumulative seismic weight is now correct for story shear calculation.

Now, the exported table alone is still not great. Create an Excel pivot table that:

We’ve all been there. You run an ETABS model, check the modal participating mass ratio… and something’s off. The period doesn’t match your hand calcs. The base shear feels wrong. etabs mass summary by story better

To utilize this workflow for your next project quality check, locate the table through the standard results tree: Analyze your model ( F5 ).

Ensure your model is fully analyzed (press F5 ).

Accidentally adding live load to the mass source while also converting it via load cases. Click on or look for specific mass tables

Imagine you are not looking at a computer screen, but standing in a construction yard. You are the , and your job is to build a human pyramid for a famous circus act called "The Seismic Survivors."

The story-based mass summary provides a high-level overview perfect for peer reviews and senior principal approvals.

If your Mass Summary by Story looks "wrong" compared to your manual hand calculations, check these three areas: Now, the exported table alone is still not great

When interpreting the results, engineers should consider the following:

If you'd like to dive deeper into the technical side, I can help you with: The for mass source. How to export this data to Excel for faster reporting.