兰新铁路路基冻害原因及整治技术分析  

Analysis on Genesis of Frost Damage to Subgrade of Lanzhou-Xinjiang Railway and the Treatment

作　　者：关向宁[1] 

机构地区：[1]兰州铁路局工务处,兰州730000

出　　处：《路基工程》2013年第1期185-187,192,共4页Subgrade Engineering

摘　　要：兰新铁路路基冻害影响其安全运营。通过现场调查、试验及数值模拟,分析了形成兰新线路基冻害的原因,对于不同因素造成的冻害,采用不同的治理措施,取得了较好的治理效果,确保了铁路的安全运营。The frost damage to subgrade of Lanzhou-Xinjiang Railway affects the safe operation. Through field investigation, tests and numerical simulation, the genesis thereof is analyzed. In relation to frost damages resulting from different factors, the eorresponding treatment measures are adopted and get good effect, thus the safe operation of the railway is guaranteed.

关 键 词：路基 冻害 原因分析 防治措施 

分 类 号：U416.168[交通运输工程—道路与铁道工程]