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1、附錄(英文文獻(xiàn)及譯文)SettlementpredictionofembankmentswithstageconstructiononsoftgroundLIUSong-yu(InstituteofGeotechnicalEngineering,SoutheastUniversity,Nanjing210096,China) JINGFei(InstituteofGeotechnicalEngineering,SoutheastUniversity,Nanjing210096,China)Abstract:Themagnitudean
2、drateofthesettlementarethekeyelementssubjectedtodesignanalysisofembankmentsonsoftground.TheobservationalInstituteofGeotechnicalEngineering,SoutheastUniversity,Nanjing210096,Chinamethodsbasedonfieldmeasurementhaveindicatedthepromisingresultsandbecomeeffectivemethodstopre
3、dictthefinalsettlement,whiletheuncertaintiesofparametersandtheorieslimitsignificantlytheaccuracyofsettlementestimation.ThispaperpresentsanobservationalmethodtopredictthesettlementperformanceofembankmentswithstageconstructiononsoftgroundbasedonAsaokamethod.Thecasestudies
4、showtheaccordanceofthepredictingresultswiththefieldmeasureddata.ItisalsogivenfromthecasestudythatthevalueofEu/Curatiorangesfrom50to100forJiangsuMarineclayanditsactualcoefficientofconsolidationisalmostoneorderofmagnitudelargerthanthelaboratorydata.Keywords:settlement,emb
5、ankment,observationalmethod,stageconstruction,JiangsuMarineclay0.IntroductionSettlementandstabilityaretwoprimaryconsiderationssystematicallyrelatedtothedesignofanembankmentonsoftground.Thetoolsavailableforthestabilityevaluationseemtobesatisfactory.Thekeyelementoflongter
6、mbehavioroftheembankmentroutinelysubjectedtodesignanalysisisthesettlement.Inotherwords,thesettlementanalysisisthemostappropriateapproachtotheembankmentanalysis.Thesettlementsofembankmentsonsoftclaysresultfromtheconsolidationandthelateralflowundertheembankments.Manyresea
7、rcheshavebeenmadeonperformanceofembankmentsonsoftground.Althoughmanyexperienceshaveshownthepracticalvalueofthetheoryforestimatingsettlementsandsettlementsrates,theyalsoillustratedsomeoftheproblemsinvolvedinmaking12accuratepredictionofthesettlement.Duncan(1993)andOlson(1
8、998)analyzedtheuncertaintiescausingtheshortcomingsinthecurrentstateoftheartforsettlementpredictionrespectively