复杂环境下超浅埋暗挖超大断面尾矿渣填区隧道施工关键技术  

Large-section Shallow Buried Tunnel Construction Technology Under Complicated Environment in Tail Flag Filling Area

作　　者：颜卫东[1] 孙晓阳[1] 肖龙鸽[1] 徐巧[1] 

机构地区：[1]中国建筑第八工程局有限公司总承包公司,上海200135

出　　处：《施工技术》2016年第13期11-17,共7页Construction Technology

基　　金：中建八局科技研发课题(2013-04);2014年住房和城乡建设部科学技术计划(2014-K3-007)

摘　　要：南京牛首山文化旅游区七宝莲道为典型的超浅埋超大断面隧道,且位于进山主干道下,易受施工及外部动荷载扰动,为确保施工安全,在施工中采取了多种措施,有效控制了围岩变形,降低施工成本,保证了工程质量和施工安全。Qibaolian tunnel is a typical large-section shallow buried tunnel and located under the main road,so it is easily disturbed by construction and dynamic load.A lot of construction measures were adopted to ensure construction safety,control surrounding rock deformation,reduce the cost and ensure the quality.

关 键 词：隧道 浅埋暗挖 尾矿渣 加固 施工技术 监测 

分 类 号：U459[建筑科学—桥梁与隧道工程]