Through the analyses of test results,some frictional characteristics of HDPE geomembrane interface were provided;and the comparison between direct shear test and tilt table test w.

• 采用自行研制的直剪仪和斜板仪研究了3种粗糙程度的HDPE(高密度聚乙烯)膜分别与砂土、土工布及土工复合材料之间的界面摩擦特性,进行了高垂直应力的直剪试验和低垂直应力下的斜板试验。