长大隧道斜井进正洞施工技术

On construction technique of entry of inclined shaft into main tunnel in long and large tunnels

结合长洪岭隧道1号斜井进入正洞的施工实例,根据隧道的施工要求及地质概况,分别从施工方案选择、施工工艺、工序转换、洞内监控量测等方面进行了论述,以期为类似工程施工提供指导。

Combining with the entry of the No. 1 inclined shaft into the main tunnel in Changhongling tunnel, the paper according to the con- struction requirements of the tunnel and the geological survey, indicates from the selection of the construction scheme, the construction craft, the craft transmission, the supervision and measurement in holes, so as to direct other similar projects.