The Geology and Mechanics Laboratory of the University of Grenoble has for some years been undertaking research into the behaviour of soils reinforced with geosynthetics subjected to liquefaction.
This paper analyses the results of these tests on sand of the Hostun “RF” type, with or without geotextiles – geomembranes. The results obtained demonstrate the role that these types of inclusions can play depending on their characteristics. In addition, an optimum ratio between geosynthetics and soil has been determined.
This study also showed the’quantitative and qualitative benefits of geosynthetic inclusions in delaying liquefaction and thus in increasing the safety of earth embankments.
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