客运专线黄土隧道的塌方处理

Collapse Treatmeat for Loess Tunnel on Passenger Dedicated Line

南庄隧道处于黄土地层,该地层具有湿陷性的特点,为双线大跨度隧道,增加了施工的难度,文章介绍了该隧道在浅埋段发生塌方后的处理方案,其成功的处理经验对同类工程具有一定的借鉴作用。

Nanzhuang tunnel is a large span double lines tunnel which lies in collapsible loess strata, so it＇s construction is difficulty. This paper introduces the collapse treatment method for shallow section of the tunnel, which would be taken as reference to other projects.