双面加筋土挡土墙外文文献翻译.docx

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1、Mechanicalperformanceofadouble-facereinforcedretainingwallinanareadisturbedbyminingAbstract:Theapplicationofadouble-facereinforcedretainingwallduringroadconstructioncanreduceengineeringcosts,speedroadpavingandhaveagoodinfluenceonenvironment.AnABAQUSnumericalmodelofadouble-facereinforcedretai

2、ningwallwasbuilt.Theinfluenceofsurfacesubsidenceinducedbyminingwasconsidered.Aphysicalmodeltestwasalsoperformedinthelaboratoryonareinforcedretainingwall.Theinfluence'ofsubsidenceinducedbyminingwasobserved.Thenumericalresultsmatchmeasurementsinthelaboratoryverywell.Theverticalpressureonthebas

3、eoftheretainingwall,thehorizontaldisplacementofthewallandthehorizontalsoilpressureactingonthewallwereanalyzed.Thedifferentialsettlementofthereinforcedbeltandaxialforcesinthewallwerealsostudied.Keywords:double-facereinforcedretainingwall;undergroundmining;finiteelementmethod;physicalmodeltest

4、1IntroductionTheroadsurfaceaboveaminingareawillsubsideduetotheworkunderground.Directlybackfillingsoilbeforeslopingwasadoptedtoreducetheinfluenceofminingonsurfaceroads.Thismethodusuallywasteslandandisnotreasonableeconomically.Adoublefacedreinforcedretainingwalldoesnotneedconventionalsloping

5、andthereforesavesland.Withmining,theroadcanbeelevatedusingadouble-facedreinforcedretainingwall[11.Manyscholarshavecarriedoutpreliminarystudiesondouble-sidedreinforcedretainingwallst2~8].Leistudiedadouble-sidedreinforcedretainingwallinaroadprojectbyusingacentrifugalmodeltest[9!.Displacement

6、sinahighdouble-sidedretainingwall,theinfluenceofdifferentshapesoftheretainingwallondisplacementsandthehorizontalearthpressuresactingontheretainingwallwerestudied.Zhuetal.studieddisplacementsonthesurfaceoftheretainingwall,horizontalpressuresactingontheretainingwallandthetensileforcesintherei

7、nforcingsteelusingtestmodels[10lTheretainingwalltheystudiedmettheconditionB>Q.6H{BisthedistancebetweenthetwowallsandHistheheightofretainingwall).Nostudyhasbeencarriedoutforadouble-facedretainingwallundertheinfluenceofundergroundmining.Thefollowing