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发布时间：1714411357
土木工程专业英语原文及
翻译
NewlycompiledonNovember23,2020
成绩
徐州工程学院
08级土木(1班课程考试试卷
考试科目专业英语考试时间
学生姓名所在院系土木学院任课教师
徐州工程学院印制
StabilityofSlopes
Introduction
Translationalslipstendtooccurwheretheadjacentstratumisatarelativelyshallowdepthbelowthesurfaceoftheslope:thefailuresurfacetendstobeplaneandroughlyparalleltotheslipsusuallyoccurwheretheadjacentstratumisatgreaterdepth，thefailuresurfaceconsistingofcurvedandplanesections．
Inpractice,limitingequilibriummethodsareusedintheanalysisofslopestability.Itisconsideredthatfailureisonthepointofoccurringalonganassumedoraknownfailuresurface．Theshearstrengthrequiredtomaintainaconditionoflimitingequilibriumiscomparedwiththeavailableshearstrengthofthesoil，givingtheaveragefactorofsafetyalongthefailuresurface．Theproblemisconsideredintwodimensions，conditionsofplanestrainbeingassumed．Ithasbeenshownthatatwo-dimensionalanalysisgivesaconservativeresultforafailureonathree-dimensional(dish-shapedsurface．
AnalysisfortheCaseofφu=0
Thisanalysis,intermsoftotalstress，coversthecaseofafullysaturatedclayunderundrainedconditions,.Fortheconditionimmediatelyafterconstruction．Onlymomentequilibriumisconsideredintheanalysis．Insection,thepotentialfailuresurfaceisassumedtobeacirculararc.Atrialfailuresurface(centreO，radiusrandlengthLa
whereFisthefactorofsafetywithrespecttoshearstrength．EquatingmomentsaboutO：
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