【摘要】 以湖北省谷竹高速茧厂沟隧道工程建设为背景,针对新奥法监控量测技术,开展了隧道围岩稳定性监测,阐述了监测方法,并以某一断面为例进行数据处理分析。为保证隧道安全施工和确定二衬支护时间,提供了依据。更多还原

【Abstract】 This paper presents a case history of the application of the construction monitoring of the New Austria Tunneling Method(NATM)support in the Jianchanggou Expressway Tunnel excavation.The monitoring methods applied in monitoring the stability of the rock mass are introduced.A typical section monitoring data are presented in details.The monitoring ensured the stability of the rock mass and the helped in determining the time for the secondary lining support.更多还原