牛家营二号隧道风积砂段施工技术  

On construction technology of Niujiaying 2nd tunnel in wind-blown sand section

作　　者：陈洋[1] 

机构地区：[1]呼和浩特铁路局蒙冀铁路有限责任公司

出　　处：《山西建筑》2009年第30期329-330,共2页Shanxi Architecture

摘　　要：以牛家营二号隧道风积砂段隧道施工为例,着重对岩石隧道与风积砂隧道过渡段、风积砂隧道洞口段等施工技术进行了总结,通过该方案的实施,解决了风积砂隧道易塌方、出洞难等问题,简化了施工程序,节约了施工成本。Taking Niujiaying 2nd tunnel in wind-blown sand section as an example,the paper sums up the construction technology in rock tunnel,the transition section of wind-blown section,the cave mouth section of tunnel,solves the problems of the wind-blown tunnel,which easily collapse and get out difficultly,according to the implementation of the scheme,and simplifies the construction procedure and saves the construction costs.

关 键 词：风积砂隧道 过渡段 洞口段 施工技术 

分 类 号：U455.4[建筑科学—桥梁与隧道工程]