Weight (Mass) Irregularity per ASCE 7-16

Owned by Hakan Şahin
Last updated: Jul 10, 2023 by oğuzcan hadim
1 min read

Weight (mass) irregularity is defined as the effective mass of any story being more than 150% of the effective mass of an adjacent story for any of two earthquake directions perpendicular to each other. A roof that is lighter than the floor below need not be considered.

Weight irregularity is applied for seismic design categories D, E, and F.

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Vertical Geometric Irregularity per ASCE 7-16

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