贵州玄武岩残积土崩解特性试验研究

唐军 余沛 魏厚振 孟庆山

唐军, 余沛, 魏厚振, 孟庆山. 2011: 贵州玄武岩残积土崩解特性试验研究. 工程地质学报, 19(5): 778-783.
引用本文: 唐军, 余沛, 魏厚振, 孟庆山. 2011: 贵州玄武岩残积土崩解特性试验研究. 工程地质学报, 19(5): 778-783.
TANG Jun, YU Pei, WEI Houzhen, MENG Qingshan. 2011: SLAKING BEHAVIOUR OF WEATHERED BASALT RESIDUAL SOIL IN GUIZHOU. JOURNAL OF ENGINEERING GEOLOGY, 19(5): 778-783.
Citation: TANG Jun, YU Pei, WEI Houzhen, MENG Qingshan. 2011: SLAKING BEHAVIOUR OF WEATHERED BASALT RESIDUAL SOIL IN GUIZHOU. JOURNAL OF ENGINEERING GEOLOGY, 19(5): 778-783.

贵州玄武岩残积土崩解特性试验研究

基金项目: 

交通部西部交通建设科技项目(2009318802074),国家自然科学基金资助项目(11072255),岩土力学与工程国家重点实验室重点方向项目(Q110601)

详细信息
    作者简介:

    唐军,工程地质专业,从事山区高速公路工程地质勘察及岩土工程设计工作.Email: jtang@gzjtsj.com.cn

  • 中图分类号: TU472

SLAKING BEHAVIOUR OF WEATHERED BASALT RESIDUAL SOIL IN GUIZHOU

  • 摘要: 完成了2种不同风化程度的玄武岩残积土的崩解特性试验,通过对原状、烘干1h、风干48h 3种情况下试块的浸水崩解曲线的分析后发现: 棕红色残积土的崩解速度较快; 由于含水率的不同,原状土完成崩解的时间最长,烘干1h的次之,风干48h的最短。不同条件下试块的崩解破坏形式是不同的,烘干、风干试样由于经历了干湿循环的作用而崩解速度加快,其中大量裂隙的出现是玄武岩残积土发生崩解加快的主要原因。研究结果为玄武岩残积土层的边坡加固方案设计提供了依据。
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出版历程
  • 收稿日期:  2011-03-20
  • 修回日期:  2011-07-22
  • 刊出日期:  2011-10-25

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