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尼泊尔Ms8.1级地震中国西藏地区地震震害特征分析
高锦瑞 尼玛 文升梁 张建龙
西藏自治区地震局,拉萨850000
摘要:
2015年4月25日尼泊尔发生Ms8.1级地震,对我国西藏地区造成较大人员伤亡与房屋破坏,道路、通讯等生命线工程及水利等基础设施损坏严重。本文介绍了本次地震的基本情况,并在现场地震烈度调查和地震损失评估的基础上,对灾区震害情况进行了分析,给出了灾区房屋类别与破坏情况以及生命线系统与各行业的受损情况。通过分析此次地震的灾害特点,指出了灾区在抗震设防中存在的问题,最后提出应加大地震地质灾害的防治力度,科学编制恢复重建规划,加强防震减灾宣传,提高农牧民抗震设防意识,加强农牧区房屋建筑的指导和监管,减少地震人员伤亡和损失,促进西藏地区经济的和谐发展。
关键词:  尼泊尔Ms8.1级地震  西藏地区  地震考察  震害特征
DOI:
分类号:
基金项目:
Analysis on Characteristics of Seismic Damage of the Nepal MS8. 1 Earthquake in the Tibet Area of China
Gao Jinrui,Nyima,Wen Shengliang,and Zhang Jianlong
Earthquake Administration of Tibet Autonomous Region,Lhasa 850000,China
Abstract:
On April 25,2015,a MS8. 1 earthquake occurred in Nepal. In the Tibet area of China, this earthquake caused heavy casualties and damage to housing,roads,communications, other lifeline engineering,water conservancy and other infrastructure. This paper introduces the basic situation of the earthquake,and based on the investigation and assessment of seismic intensity,the damage of the disaster area is analyzed,and building types and damage to the lifeline systems and various industries are given. Through the analysis of the characteristics of the earthquake disaster,this paper points out the existing problems in seismic fortification,and finally puts forward proposals for the prevention and control of earthquake geological disasters,scientific planning for the restoration and reconstruction,strengthening earthquake prevention and disaster reduction propaganda, improving the awareness of earthquake preparedness in the agricultural and pastoral areas,strengthening the guidance and supervision of housing construction in rural areas to reduce the casualties and losses,and promoting the harmonious development of economy in Tibet.
Key words:  Nepal MS8. 1 earthquake  Tibet area  Earthquake survey  Seismic damage characteristics