Experimental Study on Friction Coefficient Between Concrete and the Top Surface of Rubble Mound Foundation

(整期优先)网络出版时间:2005-02-12
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ExperimentalstudiesonthefrictioncoefficientbetweenconcreteandthetopsurfaceofarubblemoundfoundationinChinaarereviewed.Throughcomparisonofdifferenttestresults,thedevelopmentofthisresearchiscomprehensivelyanalyzed.Anexperimentiscarriedoutintheconditionsimilartoprototype.Theprocesscurveoffrictioncoefficientwiththetestblockslidingisanalyzedandastandardfordeterminationofthefrictioncoefficientisdefined.ThevariationfeaturesofthefrictioncoefficientareanalyzedonthebasisofthepresentexperimentalresultsandotherstudiesinChina.Itisshownthatthefrictioncoefficientbetweenconcreteandthetopsurfaceofarubblemoundfoundationdecreaseswiththeincreaseofthefoundationpressure,andthefrictioncoefficientforaveryfinelevelingbedissmallerthanthatforafinelevelingbed.