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The city of Zigong faces severe seismic hazards because of the amplifying effects of its topography and geology. To estimate the local site effects, an array of 8 accelerographs has been in operation along the Xishan Park ridge since 2007. In this study, site amplifications associated with the ground motion produced by the 2008 Wenchuan earthquake is evaluated using the Standard Spectral Ratio (SSR)...
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