连拱隧道施工监测与围岩稳定性分析  

Monitoring and Stability Analysis of Surrounding Rock During Construction Period of Multi-Arch Tunnel

作　　者：吕宝华 万良勇[2] 李志强[3] 刘开云[2] 

机构地区：[1]张涿高速公路张家口管理处,河北张家口075600 [2]北京交通大学土建学院,北京100044 [3]交通运输部科学研究院交通环保与安全研究中心,北京100029

出　　处：《交通标准化》2012年第3期37-41,共5页Communications Standardization

基　　金：中央高校基本科研业务费资助项目(C11JB00630)

摘　　要：连拱隧道结构复杂,施工工序繁琐,施工期围岩稳定是关系到隧道安全施工的关键问题。结合下杨干双连拱隧道施工期围岩变形与结构受力监测,分析下杨干连拱隧道施工期结构受力与围岩稳定性情况,可供类似工程参考和借鉴。Stabilization of surrounding rock is the key to construction safety for multi-arch tunnel because of its complicated structure and construction procedure.Stability of surrounding rock and structure stress are analyzed combined with deformation and structure stress monitoring of Xiayanggan Multi-Arch Tunnel during its construction period,which can present reference for other similar engineering projects.

关 键 词：连拱隧道 施工 监控量测 围岩稳定 

分 类 号：U456.3[建筑科学—桥梁与隧道工程]