整體性基層發(fā)展現(xiàn)狀及展望.pdf

1、長安大學(xué)碩士學(xué)位論文整體性基層發(fā)展現(xiàn)狀及展望姓名：韓慶申請學(xué)位級(jí)別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：李煒光20110613AbstractSemirigidbaseisthemainformofhighwaypavementstrucnlreinChinaInrecentyears，Duetothestructurefactors，materialsandconstructionfactors，integritygrassrootssnuct

2、uIeformwhichwasdonebyusingthesamematerialshasbeenwidelyusedinChina’SsoutheasternregionComparingtheIntegritygrassrootsandtraditionalgrassrootshasanysimilaritiesanddifferencesinuseWhethertaisetheintegrityofgrassrootsbuiltw

3、ithsamematerialisimproved，whichbecometheissuethateverybodycaresBasedonthis，Subjectgroupstudiedrepairengineeringofhighwayandanalyzedtypicaldiseases，especiallygrassrootsdiseasesatbasedontheinvestigationformileagetotalingmo

4、rethan500kilometersandcoresamplingmorethan300StudyfoundthatdiseasesformsofTwokindsofstructurearcidenticalThepaperfoundthatlayeredconstructionseriouslyaffectlongitudinalcontinuityofgrassrootsandtheinfluencingdepthaccounte

5、dforonethirdofthetotalthickfromcoresamplingandimageanalysis，whichisthemainreasonforthepoorinintegrityforintegritygrassrootsTosolvethisproblem，Subjectgroupstudiedtheinfluenceofdifferentaggregatecontinuityandcontactstatebe

6、tweenthelayerstotheusingperformanceofcementstabilizedmacadamResearchshowsthatifaggregatelongitudinalcontinuityWasdamagedwillreduceuse167～278％infunction，aggregatelongitudinaldiscontinuousandinterlayerstatecouplingmakecomp

7、rehensiveway—useperformancefellalmost3％。OverallperformanceofintegritygrassrootsWasgreatlyinfluencedbyaggregatelongitudinalcontinuityandinterlayerstate，whichisvalidatedbystructurecalculationResearchresultshavehighpractica

8、lvalueforimprovingusecurrentsituationofintegritygrassrootsandtoguidedesignofsuchbasicstructure，conductthefollowingstudyKeywords：Integritygrassroots；Contactstatebetweenthelayers；Longitudinalcontinuity；Aggregatedistributio