沥青混合料离析及其对路面结构均匀性的影响-土木工程;结构工程专业毕业论文

tsimulatedthegraduationsegregation,hesegregationleveldefinedas“segregationpossibility”.ItisalsoaverymeaningfulindexofliMAtofigureoutitspossibilityofsegregationbeforeitspaving.(6)Afterknowingthemaincausesofsegregationandthecorresponding~卜㈧Il}『{?countermeasures,aconclusioncanbemadeas“acombinationofcontrollingmaximumsizeoftheaggregate,adoptingsuitableasphalt-aggregateratio,managingstonerefinerystrictly,quantifyingtheaggregate,usingmaterialtransfervehicleandliveboaomtruckistheeffectivewaytodealwiththesegregation.’’Bydynamicmanagementandcountermeasuressetagainsttheoutstandingfactors,segregationcanbeeffectivelymitigated.KEYWORDS:Pavementstructure,hot—mixedasphalt(HMA),graduationsegregation,temperaturesegregation,mainfactorsidentifying,segregationmechanism,MarshallTe瓯segregationpossibility-◆'1:•'