Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China

A scenario seismic hazard analysis was performed for the city of Tianshui. The scenario hazard analysis utilized the best available geologic and seismological information as well as composite source model (i.e., ground motion simulation) to derive ground motion hazards in terms of acceleration time...

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Main Authors: Zhenming Wang, David T. Butler, Edward W. Woolery, Lanmin Wang
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Geophysics
Online Access:http://dx.doi.org/10.1155/2012/461863
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author Zhenming Wang
David T. Butler
Edward W. Woolery
Lanmin Wang
author_facet Zhenming Wang
David T. Butler
Edward W. Woolery
Lanmin Wang
author_sort Zhenming Wang
collection DOAJ
description A scenario seismic hazard analysis was performed for the city of Tianshui. The scenario hazard analysis utilized the best available geologic and seismological information as well as composite source model (i.e., ground motion simulation) to derive ground motion hazards in terms of acceleration time histories, peak values (e.g., peak ground acceleration and peak ground velocity), and response spectra. This study confirms that Tianshui is facing significant seismic hazard, and certain mitigation measures, such as better seismic design for buildings and other structures, should be developed and implemented. This study shows that PGA of 0.3 g (equivalent to Chinese intensity VIII) should be considered for seismic design of general building and PGA of 0.4 g (equivalent to Chinese intensity IX) for seismic design of critical facility in Tianshui.
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spelling doaj-art-30beecdf6a67426bb2c0a836f10feea72025-02-03T01:09:13ZengWileyInternational Journal of Geophysics1687-885X1687-88682012-01-01201210.1155/2012/461863461863Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, ChinaZhenming Wang0David T. Butler1Edward W. Woolery2Lanmin Wang3Kentucky Geological Survey, University of Kentucky, Lexington, KY, USADepartment of Earth and Environmental Sciences, University of Kentucky, Lexington, KY, USADepartment of Earth and Environmental Sciences, University of Kentucky, Lexington, KY, USALanzhou Institute of Seismology, China Earthquake Administration, Gansu, Lanzhou, ChinaA scenario seismic hazard analysis was performed for the city of Tianshui. The scenario hazard analysis utilized the best available geologic and seismological information as well as composite source model (i.e., ground motion simulation) to derive ground motion hazards in terms of acceleration time histories, peak values (e.g., peak ground acceleration and peak ground velocity), and response spectra. This study confirms that Tianshui is facing significant seismic hazard, and certain mitigation measures, such as better seismic design for buildings and other structures, should be developed and implemented. This study shows that PGA of 0.3 g (equivalent to Chinese intensity VIII) should be considered for seismic design of general building and PGA of 0.4 g (equivalent to Chinese intensity IX) for seismic design of critical facility in Tianshui.http://dx.doi.org/10.1155/2012/461863
spellingShingle Zhenming Wang
David T. Butler
Edward W. Woolery
Lanmin Wang
Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
International Journal of Geophysics
title Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
title_full Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
title_fullStr Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
title_full_unstemmed Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
title_short Seismic Hazard Assessment for the Tianshui Urban Area, Gansu Province, China
title_sort seismic hazard assessment for the tianshui urban area gansu province china
url http://dx.doi.org/10.1155/2012/461863
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AT edwardwwoolery seismichazardassessmentforthetianshuiurbanareagansuprovincechina
AT lanminwang seismichazardassessmentforthetianshuiurbanareagansuprovincechina