2013年岷县漳县6.6级地震灾害损失评估

Disaster Loss Assessment of the Minxian-Zhangxian MS6.6 Earthquake, 2013

摘要:

2013年7月22日甘肃省岷县、漳县交界发生6.6级地震,造成95人死亡,2 414人受伤;农村民房、生命线工程、教育和卫生系统等都遭到不同程度的破坏。本文通过震害调查给出了地震烈度图,揭示了房屋破坏特点;按照国家相关标准规定,采用大范围均匀抽样调查、单项调查等方法获得了大量基础资料;确定了不同评估区各结构类型房屋破坏比等参数,合理评估了此次地震造成的总直接经济损失和灾后恢复重建经费;提出了灾后恢复重建建议,为抗震救灾和科学重建提供了依据。

Abstract:

An MS6.6 earthquake occurred on the junction of Minxian County and Zhangxian County on July 22,2013.The earthquake has caused 95 persons dead,2 414 persons injured,and different degrees of damage to rural buildings,lifeline engineerings,education system and health system in seismic areas.According to investigation of characteristics of earthquake damage,the seismic intensity scale was given in time.In order to determine the ratios of building damage of different structural buildings,a wide range of sample surveys,individual surveys and other methods were applied.At last,a reasonable assessment of the total direct economic losses caused by the earthquake and post-disaster reconstruction funds were provided.The recommendations proposed for disaster recovery and reconstruction could provide a scientific basis for earthquake relief and scientific reconstruction in disaster areas.