重力式挡土墙质量检测与安全评估方法-杨昊

22320119TheChineseJournalofGeologicalHazardandControlVol．22No．3Sep．201112131.6500322.4045003.400044、。、。1003-8035201103-0095-06TU476+．4A2011-05-312011-07-061983—。[e-mail]0。。。1、、、。1.1、、。G．S．Bjorkman1R．Richards2。、、、。。。。、。“”。。1.2。。1.3。。3。1.496ZHONGGUODIZHIZAIHAIYUFANGZHIXUEBAO20114。、。2。。2.1、γ、φc5－7。100m220m13。2.2。8－9。。20m2。。1/31/4。。2.3、、、20m1～2。20m1～2。2.4。。20m1～2。。。3KCKO。。4。。10。ABC。A———。B———。C———。。4.1、、、、、、。1。3971Table1Theindividualscoringstandardoftheretainingsecurity1lmbmmdmmlmbmmdmmlmbmmdmmS11=2×lS12=30×bS13=50×dS14=lS15=10×bS16=30×dS17=lS18=20×bS19=40×dS1=∑9i=1S1i2Dm2S2=80×D3S3=100S3=2004S4=200S4=100S4=505M≈0M5S5=200S5=1006Δd＜50cmΔd≥50cmS6=2×ΔdS6=1507h≤0.1mh＞0.1mS7=150S7=10/h8KC＜1.01.0≤KC＜1.3KO＜1.01.0≤KO＜1.5σ＞σ0kPaτ＞τkPaS81=150S81=100S82=150S82=100S83=σ－σ0S84=τ－τS8=∑4i=1S8i4.22。。52Table2ThesecurityassessmentstandardoftheretainingwallSmax＜100∑S＜100C100≤Smax＜150C100≤∑S＜200B150≤Smax＜200B200≤∑S＜300ASmax≥200A∑S≥3003。MU30M1020m11。98ZHONGGUODIZHIZAIHAIYUFANGZHIXUEBAO20113Table3Thetestresultsoftheretainingwall13mm0.5m。8mm3.9m。4mm2m。20.5m23。130mm。。。430mm2.2m2.2m。。。。。5。。。6。。。。74－0.23m。4－0.40m。6－0.48m。8－0.20m。81.5～1.7m9KC=1.62＞1.3KC=1.19＜1.3KC=0.49＜1.3KC=0.94＜1.3KO=1.98＞1.5KO=2.17＞1.5KO=1.1＜1.5KO=1.78＞1.5σ≤σ0σ=332＞σ0σ≤σ0σ≤σ0τ=38＜ττ=40.6＜ττ=43.7＜ττ=17.7＜τ4Table4ThesafetyassessmentresultoftheretainingwallSmax=30.5∑S=30.5Smax=200∑S=488ASmax=150∑S=583.9A。Smax=150∑S=232B。MU20M1015m3m×3m。12。399MU100M104.03m100m200313。7m0.8m3.2m14。。12。4。6。。。1BjorkmanGSRichardsR．Harmonichole-aninverseprobleminelasticityJ．JournalofAppliedMechanicsASME200543414－418．2BjorkmanGSRichardsR．HarmonicholefornonconstantfieldJ．JournalofAppliedMechanicsASME200546573－576．3．J．200617240－43.XIEZhongsheng．FengjiecountyareahighretainingwalldehiscencefailuremechanismandremedialmeasuresJ．TheChineseJournalofGeologicalHazardandControl200617240－43．4．J．2008S458－460.LUOYiXUGanchengLIUWenqing．RetainingqualitytechnologyandapplicationtestingJ．RailwayConstructionTechnology2008S458－460.5SadighiMSetayeshiSSalehiAA．PWRfuelmanagementoptimizationusingneuralnetworksJ．AnnalsofNuclearEnergy20022941－51．6LEES．ApplicationoflikelihoodrationandlogisticregressionmodelstolandslidesusceptibilitymappingusingGISJ．EnviromentalManagement2005342223－232．7RossKMAaronM．AutomatedmappingofconformitybetweentopographicandgeologicalsurfacesJ．ComputerandGeosciences200526815－826．8EmmanuelJGDouglasWBJaakkoKP．RainfallthresholdforlandslidingintheHimalayasofNepalJ．Geomophology200663131－143．9AUSWC．Rain-inducedslopeinstabilityinHongKongJ．EngineeringGeology1998411－36．10．J．2005524－26.WANGuohuan．SafetyassessmentofexistingretainingwallsJ．SubgradeEngineering2005524－26.11．J．20083417138－139.CHENHui．GravityretainingwallsofthecheckingandanalysisJ．ShanxiArchitecture20083417138－139.12．J．2005122－24.CHENXiangru．CauseoftheaccidentofagravityretainingwallanalysisandprocessingJ．GuangdongArchitectureCivilEngineering2005122－24.13．J．20069869－70.PANJixiang．GravityretainingwallcollapsecauseanalysisandreinforcementmeasuresJ．GeotechnicalEngineeringWorld20069869－70.100ZHONGGUODIZHIZAIHAIYUFANGZHIXUEBAO2011ThequalityinspectionandsecurityassessmentmethodsofgravityretainingwallYANGHao1ZHONGZhi-ming2FENGWei-zhong1YINKe31.YunnanProvincetestingcenterofconstructionqualityKunmingYunnan650032China2.ConstructionqualitysupervisionstationofYunyangCountyChongqing404500China3.CollegeofCivilEngineeringChongqingUniversityChongqing400044ChinaAbstractThegravityretainingwallwithitsstructuralsimplicityeasyaccesstomaterialseconomicalcosthasbeenwidelyusedintheconstructiontransportationandotherareasbuthowtoidentifythecomprehensivequalityoftheretainingwallisthemainproblemsintheretainingwalldetection．Withpresentasetofrationalscientifictestingproceduresandtestingmethodstothedetectionofthegravityretainingwallwhichreferstoalargenumberofengineeringexamplesandengineeringexperienceandwiththestabilityandsecuritycheckingcalculationoftheretainingwalltoconductedasystematicclassificationandassessmentofthedetectiondatafinallygotasetofsecurityevaluationstandardsforthecomprehensivequalityofthegravityretainingwall．Andtoclassifythegravityretainingwallbyitscomprehensivequalityinordertoguidetheengineeringreinforcementscientifically．Keywordsgravityretainingwallqualitydetectionsafetyassessment“”、、、、、。20091225。。