Seismic Design Category (SDC)

Plain Definition: A classification that tells how strong a building must be against earthquakes.

Technical Description: Categories A to F based on risk and seismicity; used in ASCE 7 to guide design requirements.

Use in Design: Determines detailing, redundancy, and analysis level.

Meta Title: Seismic Design Categories Explained | Structural Glossary

Meta Description: What are seismic design categories and how do they affect building requirements?

Related Terms: Importance Factor, Site Class, Response Spectrum

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