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不同掺量胶粉对沥青性能影响的研究.docx

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不同掺量胶粉对沥青性能影响的研究 Title:TheImpactofDifferentDosagesofRubberPowderonthePerformanceofAsphalt Abstract: Theutilizationofwasterubberpowderinasphaltmixtureshasgainedsignificantattentioninrecentyearsduetoitspotentialbenefitsinimprovingtheperformanceofasphaltpavement.Thisresearchstudyaimstoinvestigatetheeffectsofdifferentdosagesofrubberpowderontheperformancecharacteristicsofasphalt.Variouslaboratorytestsandevaluationswereconductedtoexaminethechangesinpropertiessuchas-ruttingresistance,fatigueresistance,moisturesusceptibility,andcrackingresistance.Thefindingsofthisstudywillcontributetoabetterunderstandingofhowtheincorporationofrubberpowderinasphaltmixturescanenhancetheiroverallperformanceanddurability. 1.Introduction 1.1Background 1.2ResearchObjective 2.LiteratureReview 2.1WasteRubberPowder 2.2PreviousStudiesontheUseofRubberPowderinAsphalt 2.3SignificanceoftheStudy 3.ExperimentalMethodology 3.1MaterialsUsed 3.2PreparationofRubberPowder-ModifiedAsphaltMixtures 3.3TestingProgram 4.ResultsandDiscussion 4.1RuttingResistance 4.2FatigueResistance 4.3MoistureSusceptibility 4.4CrackingResistance 5.Conclusion 5.1SummaryofFindings 5.2ImplicationsandRecommendationsforFutureStudies 1.Introduction 1.1Background Rubberpowder,derivedfromdiscardedtires,isaneco-friendlymaterialthathasshownpotentialinimprovingtheperformanceofasphaltpavement.Theincorporationofrubberpowderinasphaltmixturescanhelpaddressissuessuchasrutting,fatiguecracking,andthermalcracking,whicharecommonlyobservedinconventionalasphaltpavements.Additionally,theuseofwasterubberpowderinasphaltcancontributetowastereductionandsustainableinfrastructuredevelopment. 1.2ResearchObjective Theobjectiveofthisresearchstudyistoinvestigatetheimpactofdifferentdosagesofrubberpowderontheperformancecharacteristicsofasphaltmixtures.Thestudyaimstoevaluatetheruttingresistance,fatigueresistance,moisturesusceptibility,andcrackingresistanceofrubberpowder-modifiedasphaltmixtures,thusprovidingvaluableinsightsforoptimizingthedosageofrubberpowderandenhanci