摘要
本文就广佛地铁某标段中两个联络通道在自稳性较差的砂层和淤泥层中所采取的搅拌桩、旋喷桩组合素砼连续墙加固技术及竖井开挖支护矿山法施工技术进行了分析与介绍,可供同类工程参考。
In the construction process of subway tunnel connecting passage, due to the complexity of geological strata and the limitations of surveys, mine tunnel face excavation method of water inrush occurred easily, triggering Chung sand accidents, endangering the surface building, structure, therefore, to contact the channel Agency Formation reasonable treatment to contact channel construction period is to ensure that reasonable, cost the economy and ensure the surface built structures necessary condition for security.
出处
《建筑监督检测与造价》
2010年第4期43-47,共5页
Supervision Test and Cost of Construction
关键词
软弱地层
联络通道
加固
开挖
soft ground
contact channel
reinforcement
excavation