| 汶川M_S8.0地震彭州灾区典型震害与成因初步分析 |
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| 引用本文： | 李亦纲,张媛,贾群林,赵兰迎.汶川M_S8.0地震彭州灾区典型震害与成因初步分析[J].地震学报,2009,31(2). |
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| 作者姓名： | 李亦纲 张媛 贾群林 赵兰迎 |
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| 作者单位： | 中国北京,100049,中国地震应急搜救中心 |
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| 基金项目： | 国家科技支撑计划子专题项目 |
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| 摘 要： | 2008年5月12日14时28分汶川发生的8.0级大地震对我国四川省西部及西北部县市造成了特别严重,甚至是毁灭性破坏.基于现场调查资料,分析了彭州灾区的灾害空间分布,描述了典型建筑物破坏和大型滑坡体等地质灾害现象,并结合彭州地区房屋抗震设防情况,对此次地震灾害的主要成因进行了分析.结果表明,本次地震灾害的主要成因包括震级大、破坏力强,滑坡崩塌等地震地质灾害严重,农村建筑物缺乏必要的抗震设防措施等.在未来的规划与建设中,应避开断层、滑坡危险区域,并加强对农村地区建筑物的抗震设防指导.
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| 关 键 词： | 汶川地震彭州 典型震害 成因分析 |
Analysis on typical damage caused by Wenchuan M_S8.0 earthquake in Pengzhou city |
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| Li Yigang,Zhang Yuan,Jia Qunlin,Zhao Lanying.Analysis on typical damage caused by Wenchuan M_S8.0 earthquake in Pengzhou city[J].Acta Seismologica Sinica,2009,31(2). |
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| Authors: | Li Yigang Zhang Yuan Jia Qunlin Zhao Lanying |
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| Institution: | National Earthquake Response Support Service;Beijing 100049;China |
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| Abstract: | A devastated MS8.0 earthquake struke Wenchuan county, Sichuan province on May 12, 2008, and razed many counties in western Sichuan pronvince. Based on the on-site work in Pengzhou city, especially in the Longmenshan community which was heavily damaged, typical phonomena of destroied buildings and secondery disaster, such as land slide, were described. What caused such a severe destruction?Our analysis shows that the huge power of the earthquake, the grave secondery geological disaster, and the low seismic r... |
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| Keywords: | Wenchuan earthquake Pengzhou city tipical damage causality analysis |
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