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刚性挡土墙土压力与位移关系试验研究.docx

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刚性挡土墙土压力与位移关系试验研究 Title:ExperimentalStudyontheRelationshipbetweenSoilPressureandDisplacementofRigidRetainingWall Abstract: Thispaperpresentsanexperimentalstudyontherelationshipbetweensoilpressureanddisplacementofarigidretainingwall.Theaimofthestudyistoinvestigatethebehaviorofthewallunderdifferentloadingconditionsandtodeterminethefactorsinfluencingsoilpressureanddisplacement.Theexperimentalsetupinvolvedconstructingasmall-scalemodelofarigidretainingwallandconductingteststomeasurethesoilpressureandwalldisplacement.Theresultsdemonstratetheimportanceofconsideringbothfactorsinthedesignandanalysisofrigidretainingwalls. Introduction: Rigidretainingwallsarewidelyusedincivilengineeringprojectstostabilizesoilmassesandprovidestructuralsupport.Understandingtherelationshipbetweensoilpressureanddisplacementiscrucialforthedesignandanalysisofsuchstructures.Thisstudyaimstoinvestigatethisrelationshipthroughexperimentaltesting.Theresultsobtainedwillcontributetoabetterunderstandingofthebehaviorofrigidretainingwallsandprovideusefulinsightsfortheirdesignandconstruction. Methods: Asmall-scalemodelofarigidretainingwallwasconstructedfortheexperimentalstudy.Themodelwasmadeofsteelandhadaheightof1meter.Itwassupportedbyasteelframetoensurestabilityduringtesting.Thesoilusedintheexperimentswasagranularmaterialwithknownproperties.Variousloadingconditionswereappliedtothewall,includingincrementalloadingandcyclicloading.Soilpressurewasmeasuredusingpressuresensorsembeddedinthesoilmass,andwalldisplacementwasmeasuredusingdisplacementtransducers. Results: Theexperimentalresultsrevealedaclearrelationshipbetweensoilpressureandwalldisplacement.Asthesoilpressureincreased,thewallexperiencedgreaterdisplacement.Thisrelationshipwasobservedunderbothincrementalandcyclicloadingconditions.Itwasalsofoundthatsoilproperties,suchasdensityandfrictionangle,influencedthemagnitudeofsoilpressureanddisplacement.Thesefindingshighlighttheimportanceofconsideringsoilpropertiesinthedesignandanalysisofrigidretainingwalls. Discussion: