重載交通對瀝青路面的影響及對策研究.pdf

1、沈陽建筑大學碩士學位論文重載交通對瀝青路面的影響及對策研究姓名：石巖申請學位級別：碩士專業(yè)：道路與鐵道工程指導教師：張敏江200801ABSTRACT碩士研究生學位論文IIAbstractInrecentyearsthepercentageofheavyvehicleoverloadvehiclehasbecomemecommon.Alongwiththeappearingfmingoftheheavyloadedtrafficthep

2、rematurefailureofasphaltpavementsisbecomingmemewidespread.Consequentlyheavyloadingtransptationisoneofthekeyfactswhichinfluencetheserviceperfmanceshtentheservicelifespanofpavements.Thedesignmethodsthatweuseatpresenthavein

3、sufficiencyinguidingthestructuredesignofheavyloadingtransptationasphaltpavements.Basedontherecentresearchresults，theasphaltpavementdesignmethodsappliedtoheavyloadedtrafficwasdiscussedinthispaperincludingthedamagemechanis

4、mofpavementsloadactionstyleaxesconversionmethodsdesignparameterstherelevantproblemsanalysisofthecompositepavementstructuresdesignideasofbituminousmixture.Themaincontentsinthisthesisare:1、Throughtheexamplesthepaperanalyze

5、dtheinfluencesofthesurfacedeflectionstructurestresscausedbyheavyvehicleapprovedthefailureeffectofheavyloadedtraffic.Soheavyloadingtransptationisoneofthekeyfactsoftheasphaltpavementsprematurefailure.2、Fromthestudyofthepav

6、ementstructuremechanicsresponsethepaperanalyzedtheloadactionstyletheaxesconversionmethodsofheavyvehiclefoundthattheloadactionstyletheaxlesconversionmethodsappliedtoheavyloadedtrafficwhichthepaperproposedaremerationalthan

7、thosewehaveusednow.3、Thepaperstudiedshearstressinsurfacelayertheinfluencesontheshearstressfromthechangeofthicknessmodulusthecontactconditionofeachcourse.Thestudyshowedthatweshouldcarryontheshearstresscheckingcalculationi

8、ntheheavyloadedtrafficasphaltpavementsdesign.4、Theapplicabilityofpresentbituminousmixturedesignmethodshasbeenanalyzed.Thethesispresentedthatit’sunsuitableinapplyingthetraditionalmixturedesignmethodsconsideringtheactionof

9、theheavyloadedtraffic.Theantishearcapabilityshouldbeconsideredinbituminousmixturedesign.5、Thepaperalsopresentsthesuitablestructureoftheheavyloadingtransptationthroughtheinvestigationstudyofthedomesticfeigntypicalpavement