山岭铁路隧道浅埋段基底加固方式的探讨  

Discussion on the base consolidation ways of shallow buried section of mountain railway tunnel

作　　者：徐树斌[1] 许伟宏[1] 

机构地区：[1]江苏省交通科学研究院

出　　处：《山西建筑》2010年第9期334-335,共2页Shanxi Architecture

摘　　要：结合隧道基底软弱层不同岩性、层厚、地下水发育情况等,分别介绍了基底换填、小导管(钢花管)注浆、旋喷桩加固、地表注浆四种常用的基底加固措施,并进行了总结和归纳,指出应根据具体地质条件,有针对性地进行加固。Combined with rock properties, thickness, development situations of underground water and other conditions of base weak layer of tunnel four common base consolidation measures： replacement method, small pipe grouting method, rotary jet grouting pile and surface grouting are respectively introduced and summarized. Author pointed out that different method should be selected for base consolidation treatment according to various geological conditions.

关 键 词：基底加固 隧道 基底换填 旋喷桩 地表注浆 

分 类 号：U457.3[建筑科学—桥梁与隧道工程]