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8/23/22,k <br /> 1:44 PM U.S.Seismic Design Maps <br /> Type Value Description <br /> CRS 0.899 Mapped value of the risk coefficient at short periods <br /> CR1 0.896 Mapped value of the risk coefficient at a period of 1 s <br /> Cv 1.377 Vertical coefficient <br /> CA 1.5 <br /> https://www.seismicmaps.org ON <br />