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Seismic design categories


Why do states like Florida and Texas belong to seismic design category (SDC) A?
AnswerEarthquakes are possible but rare in these areas. SDC is assigned based on Seismic Use Group and design spectral response acceleration coefficient based on short or 1-sec period.

ARE 4.0 exam prep: SS

Resource tip: more mapping information from USGS seismic design maps and "DesignMaps" online web application

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