汶川特大地震龙溪隧道震害与原因浅析  

Damage investigation and cause analysis of Longxi tunnel in Wenchuan great earthquake

作　　者：孙有为[1] 李平[1,2] 薄景山[1,2] 刘博[3] 齐文浩[2] 

机构地区：[1]防灾科技学院,河北三河065201 [2]中国地震局工程力学研究所,黑龙江哈尔滨150080 [3]北京市地震局,北京100080

出　　处：《世界地震工程》2010年第S1期187-191,共5页World Earthquake Engineering

基　　金：国家自然科学基金项目(50978237)

摘　　要：根据汶川特大地震中,龙溪隧道现场震害调查的第一手资料,针对不同进深的隧道震害进行分类叙述,总结归纳了映秀镇龙溪隧道在汶川特大地震中的震害情况。在此基础之上,使用数值分析的方法,简要分析了龙溪隧道震害的可能原因,结合已有的研究成果,提出地下隧道抗震设计中应注意的一些问题。Based on the earthquake damage surveys of Yingxiu Longxi tunnel which caused by Wenchuan great earthquake,the classifications of earthquake damage in different depth of the tunnel are described.It also sums up all kinds of earthquake disasters of Yingxiu Longxi tunnel in Wenchuan great earthquake.After the summary description and classification,numerical analysis methods are used to making a brief analysis of the possible reasons for the earthquake disasters of Longxi tunnel.Finally,combined with the existing research results,some problems about the seismic design of underground tunnels have been proposed,which should be paied much attention.

关 键 词：汶川特大地震 龙溪隧道 震害 原因分析 

分 类 号：U457.5[建筑科学—桥梁与隧道工程]