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磷石膏对水泥稳定碎石基层性能影响研究 Title:ResearchontheEffectofPhosphogypsumonthePerformanceofStabilizedCrushedStoneBasewithCement Abstract: Theutilizationofphosphogypsumintheconstructionindustryhasgainedsignificantattentionduetoitspotentialbenefitsasasustainablealternativetotraditionalconstructionmaterials.Thispaperaimstoinvestigatetheeffectofphosphogypsumontheperformanceofastabilizedcrushedstonebasewithcement.Thestudyincludeslaboratorytestingandanalysistoassessthephysicalandmechanicalpropertiesofthestabilizedbase.Thefindingsindicatethattheadditionofphosphogypsumenhancestheengineeringpropertiesofthestabilizedbase,demonstratingitspotentialasasustainablematerialforroadconstruction. 1.Introduction 1.1Background 1.2Aim 1.3Objectives 2.LiteratureReview 2.1Phosphogypsum 2.2StabilizedCrushedStoneBase 2.3PreviousResearch 3.Methodology 3.1SamplePreparation 3.2ExperimentalTesting 3.3AnalysisMethods 4.ResultsandDiscussion 4.1PhysicalPropertiesofStabilizedBase 4.2MechanicalPropertiesofStabilizedBase 4.3InfluenceofPhosphogypsumonPerformance 5.Conclusion 5.1SummaryofFindings 5.2ImplicationsandRecommendations 5.3FutureResearchDirections 1.Introduction 1.1Background Theconstructionindustryiscontinuallyexploringsustainablealternativestotraditionalmaterialstominimizeenvironmentalimpactandoptimizeperformance.Phosphogypsum,abyproductofthephosphatefertilizerindustry,hasbeenwidelyinvestigatedasapotentialconstructionmaterialduetoitsabundanceandcharacteristicproperties.Theuseofphosphogypsumoffersnumerousbenefits,includingwastereduction,costreduction,andimprovedengineeringperformance. 1.2Aim Theaimofthisstudyistoexaminetheeffectofphosphogypsumontheperformanceofastabilizedcrushedstonebasewithcement.Theinvestigationfocusesonthephysicalandmechanicalpropertiesofthestabilizedbasetoevaluateitssuitabilityforroadconstruction. 1.3Objectives -Topreparesamplesofstabilizedcrushedstonebasewithvaryingamountsofphosphogypsum. -Toconductlaboratorytestingtoassessthephysicalandmechanicalpropertiesofthestabilizedbase. -Toanal