陡坡上高填石路堤穩(wěn)定性和沉降預(yù)測理論及應(yīng)用研究.pdf

1、南京林業(yè)大學(xué)博士學(xué)位論文陡坡上高填石路堤穩(wěn)定性和沉降預(yù)測理論及應(yīng)用研究姓名：楊成忠申請學(xué)位級別：博士專業(yè)：森林工程指導(dǎo)教師：楊平20080601StudyontheTheoI‘yandApplicationofstabityAnalysisandSettlementP代dictionforHighRockfillAbruptSlopeEmbankmentAbstractThetopographicandgeologicalconditi

2、onmthewestemmountainousareainourcount叫issocomplicatedthattherearcmanycuttingandtunnelengineeringwhilehighwayisconstllJctedInordert0makefhlluseofthewastcroc毋slagandreducethed鋤agetoenViI0nment鋤dcausegeologich刪，thehi曲rockfi

3、llemb鋤kmenth器becomeoneofthebasict)rpesofembankmentstnJctureButcorreSpondingdesignmethod鋤dtheo叫onthesearelacl【，especiallyillcomplicatedenVironment’111ereforc，inthispaper，combingwithG鋤gouhi曲rockfillemb觚kmentwhichhigllexcee

4、ds70minHurong】【iexpresshighway，byme鋤soflaboratorialexperiment，fieldexperimentandmonitoring，nleore=ticalresearchandnumericalcalculation，thebaSicperfo丌Il鋤ce，tIle螄lbilit)randsettlementpredictiontheory，thecon仃ollingtechnolog

5、y肌dstandardforhighrockfillemb鋤kmentareresearched鋤ddiscussedThemaincontentscompletedarc嬲follows(1)Aimingattunnelwasteslag嬲embankmentfillingmaterial，行actaldimensionisin仃oducedt0eValuatcitsgranulometriccompositionWhilet11e觸

6、ctaldimensiondi矧butes仔om1887t0263l，thegraduationiswell卸dmeettherequirement；(2)Themethodtocalculatethefielddensit)，ofrockfillingmaterialbymasspercentofoVersizemeasuringinfieldreVisingthedensityinthelaboratorialexperimentw

7、ithsuitables協(xié)isputforward，whichpr0Videanewmethodforcompactllesscalculating；(3)ByeStablishingrockfillemb鋤kment鋤dVibratoD，rollerSystemwith2degreeoffreedom鋤dcompletingfieldexperiIllent，meVibratoD，mlleroperatingwithlowfkquen

8、cyhi曲amplitudeisfaVorableforcompactingrockfillembankment(4)Basedonultimateequilibrium廿leory，applying4stabili鑼analyzingmethod，thechangingdisciplineofstabilityofhighrockfinembarll(mentincomplexenViro姍entinfluencedbywaterle

9、Vel，theeanh’ssurfkegradient，emb鋤kmenthi曲鋤dnllingcour∞saresystematicallyresearched鉛fIet)，factorbecomesmallerwithwaterleVelrising，embankmenthighheightening，fillinghighgoingupandgradebecomingsteepthesafetyfIactordeclinemark

10、edlywhilewaterleVelexceed20m，embankmenthighexceed34m，fillinghighexceed32mandgmdeexceed1：5(5)Thestabili夠ofhi曲rockfiembankmentchaIlgeswithfillingcourseNotonlythepositionwithminimumsafIe夠factorbutalsothepositionwithmaximums

11、afe夠factorchangeshouldbeconsideredTheminimumsafet)rfactorandmaximum鼢佬t)，factorch鋤geallarekeyfactorSindyn鋤icsta_temonitoringincon蛐mction(6)AimingatthesettIementofGangouhighrockfinembanImlentcausedbyembankmentweightwithste