隧道盾构推进段施工的难点和对策分析

目前，城市隧道施工采用的大多是盾构推进技术，但是此技术在隧道建设中存在一定的难点。因此，针对性的讨论城市隧道盾构、推进段施工的难点、并提出建设性的对策是十分有必要的，文章就针对以上问题进行了系统化的研究。

On the Construction Difficulties and Countermeasures of Shield Tunnel Advance Section

At present, the urban tunnel construction mostly takes the shield advance technology, but this technique has certain dif iculty in the tunnel construction. Therefore, it’s very necessary to put forward constructive countermeasures aims at the difficulties of urban tunnel shield and advance section co-nstruction. This article carries on the systematic research in view of the above problems.