路基强度稳定技术研究

Journal of Fujian University of Technology(2009)

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Abstract
由于路面竣工后,降水等入侵路基或地下水位发生变动时土基回弹模量值将大幅下降,引起路基强度失稳,进而损坏道路结构。文章分别研究分析了毛细水上升和气态水上升引起路基回弹模量的变化后路基强度降低对路面结构力学特性的影响程度,并基于此推荐采取隔断的办法以切断上下土层间的连接,阻断毛细水和气态水上升通道,以解决重载长效沥青路面中路基强度和稳定问题。
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Key words
roadbed strength,isolation layer,stability,capillary water
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