大断面小间距隧道施工技术

The Technology of Large Cross-section and Small Spacing in Tunnel Construction

大帽山隧道大断面、小间距,为国内扩建工程首例。文章依据工程实际存在的问题提出针对性的施工方案,详细介绍了其施工方法以及新工艺、新设备、新材料的运用,并总结了该工程若干施工经验。

Damaoshan tunnel reconstruction project is the first application of large cross - section and small spacing technology engineering in china. The article puts forward the corresponding construction scheme according to the problems existing in the practical engineering,detailed introduces the construction methods and the use of new technology, new equipment, new material, and summarizes some construction experience for the project.