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The use of remotely sensed data and ground survey tools to assess damage and monitor early recovery following the 12.5.2008 Wenchuan earthquake in China
被引:0
|作者:
Daniel Brown
Keiko Saito
Meng Liu
Robin Spence
Emily So
Michael Ramage
机构:
[1] University of Cambridge,Department of Architecture
[2] Chongqing University,Faculty of Urban Construction and Environmental Engineering
[3] Cambridge Architectural Research Ltd.,undefined
来源:
关键词:
Wenchuan;
Earthquake;
Damage;
Recovery;
D O I:
暂无
中图分类号:
学科分类号:
摘要:
The M7.9 Wenchuan earthquake on May 12th, 2008 was the most destructive in China since 1976. The event caused huge damage and loss of life and exposed weaknesses both in the formulation and implementation of the regulations governing building in the affected provinces. Following the earthquake a massive relief and recovery operation was mounted by the Chinese government. The authors took part in field studies in the affected area which took place 5 and 11 months after the event, at which time recovery operations were well-advanced. The aims of the study were to assess the effects caused by the earthquake to the built environment and society, to collect information on the ongoing recovery efforts and future plans, and to demonstrate the use of tools that allow the collection of spatially referenced damage and recovery data. Based on available satellite imagery supplemented by ground observation, geodatabases were constructed containing information on damage and recovery in several parts of the affected area. The paper gives an overview of the recovery process, describes the methods used to construct these geodatabases, and offers some analysis of the data obtained. It is argued that such databases have great potential for the management of post-disaster recovery and for creating a permanent record of the recovery process.
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页码:741 / 764
页数:23
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