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  1. No Access

    Chapter and Conference Paper

    Experimental Study on Pore Water Pressure and Microstructures of Silty Clay Under Freeze-Thaw Cycles

    The variations on physical properties and microstructures of soils are essential to explore the freeze-thaw mechanisms. We do some experiments on freeze-thaw test of Qinghai-Tibet silty clay and cryo-scanning ...

    Dan Wang, Chengsong Yang, Guodong Cheng… in Transportation Soil Engineering in Cold Re… (2020)

  2. No Access

    Article

    Innovative designs of permafrost roadbed for the Qinghai-Tibet Railway

    Under global warming scenarios, the passive method of simply increasing the thermal resistance by raising the embankment height and using insulating materials has been proven ineffective in warm and ice-rich p...

    GuoDong Cheng, QingBai Wu, Wei Ma in Science in China Series E: Technological Sciences (2009)

  3. No Access

    Article

    Numerical study on the influence of geometrical parameters on natural convection cooling effect of the crushed-rock revetment

    The crushed-rock revetment, considered as a highly porous medium, is often applied to embankment slope to protect the underlying permafrost and ensure the thermal stability of roadway in permafrost regions. In...

    MingYi Zhang, GuoDong Cheng, ShuangYang Li in Science in China Series E: Technological S… (2009)