渝黔高速公路向家坡滑坡成因及防治对策研究

渝黔高速公路向家坡滑坡成因及防治对策研究

石晋旭　 唐红梅　 李明　 叶四桥　 祝辉　 王昌贤　

摘　要：渝黔高速公路向家坡滑坡由不合理的开挖而诱发,虽已治理,但效果不明显.前排抗滑桩出现少量的回弹现象,说明原抗滑桩并未完全失效,但滑坡仍然在缓慢变形之中,目前仍处于欠稳定状态.滑坡随时有继续滑动破坏的可能,一旦失稳,直接危及公路及立交桥正常营运,可能造成不可估量的损失.在分折其成因机理的基础上,提出了防治措施,为公路滑坡的后续研究提供有价值的参考.
关键词：公路滑坡;成因机理;稳定性分折;防治对策
分类号：P642.22 　文献标识码：B
文章编号：0451-0712(2006)08-0012-05



基金项目：国家科技攻关计划"西部开发科技行动"重大项目(2004BA901A02)
作者单位：石晋旭（重庆交通大学岩土工程研究所,重庆市,400074）　
　　　　　唐红梅（重庆交通大学岩土工程研究所,重庆市,400074）　
　　　　　李明（重庆交通大学岩土工程研究所,重庆市,400074）　
　　　　　叶四桥（重庆交通大学岩土工程研究所,重庆市,400074）　
　　　　　祝辉（重庆交通大学岩土工程研究所,重庆市,400074）　
　　　　　王昌贤（重庆交通大学河海学院,重庆市,400074）　

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