某车站路基坍塌病害原因分析及处理  

Analysis on Cause of Subgrade Collapse Disease at A Railway Station and the Treatment Measures

作　　者：徐继明[1] 李建国[2] 白朝能[1] 

机构地区：[1]中铁二院工程集团有限责任公司,成都610031 [2]西南交通大学峨眉校区,四川峨眉614202

出　　处：《路基工程》2013年第4期202-205,共4页Subgrade Engineering

摘　　要：某铁路车站站内一段路堤,原采用碎石桩加固基底。施工过程中突发坍塌病害,严重影响了施工进度。结合工程介绍了该病害的发生和发展情况,详细分析了病害产生的原因。采用水泥搅拌桩联合反压护道对路基坍塌进行治理,实践证明,路基安全稳定。A section of embankment in a railway station adopts gravel piles to reinforce the foundation, which collapsed suddenly during construction, affecting the construction period seriously. This paper introduced the occurrence and development of this disease and analyzed the causes in details. Cement mixing pile combined with back berm was adopted for treatment. Then the practice has proved that the subgrade is safe and stable.

关 键 词：路堤坍塌 碎石桩地基 原因分析 治理措施 

分 类 号：U418.55[交通运输工程—道路与铁道工程]