石廟溝車站路塹高邊坡穩(wěn)定性分析.pdf

1、西南交通大學碩士學位論文石廟溝車站路塹高邊坡穩(wěn)定性分析姓名：李傳華申請學位級別：碩士專業(yè)：道路與鐵道工程指導教師：左德元20070601西南交通大學碩士研究生學位論文第ll頁Abstract晰出theeconomicaldevelopmentmolehighsideslopeprojectsappearattheengineeringconstruction；consequentlytheprestressedanchorcablean

2、ti—slidepilehasdevelopedintothehJ曲slopeprotectiononeimportante腩ctivemethod1kthesisunifiedengineeringprojoaofgeologyroadbeddepartmentofthe均jhDadsecondreconnaissancedesigninstitute11lisprojectistheroadbedstabilizationprote

3、ctionoftheStrOllofShiMiaogouoftheXiangfanChongqingadditionallyconstructthesecondrailwayprojectThiSthesishasusedthe蛐mcturemechanicsanalysismethodandtheLagrangeexplicitfinitedifferencemethodn嵋stabilityofthehighsideslopeofS

4、hiMiaogoustationiscalculatedn圮stresscharacteristicofAnchorcablepileisanalyzedTheinteractivitymechanismisdiscussed11嵋thesisfirstutilizesthestructuremechaoic$analysismethodPilebracketsectionandanchorsectionhaveconsideredac

5、cordingtopileandcabledeformatedcoordinationandtheWinl【lel“elasticallyfoundationbeamrespective皿ebendingmomenttheshearingforceandthedisplacementofpiletheendtensilestressofcable，arcobtained硼：liSthesisthenhasmade嘟oftheLagran

6、geexplicitfLfitedifferencemethodmFLACo”softwareisusedminteractionofthepile—cablerockisconsideredThestabilityoftheK323050sideslopeiscalculatedTheSIIesScharacteristicofanchorcablepile，andthestress、thedeformationandtheplast

7、icareadistributionofrock，areobtained11lcthesiscontraststhefinitedifferencemethodwiththestructuremechanicsanalysismethod，Agreatmanyofsimilaritiesisacquiredbythesetwomethodsn埠horizontaldisplacementvalueoftheheadofpileisapp

8、roximationthemaximumbendingmomentandshearingforceofthepilebotha∞locatednearbytheanchorsurfaceaswellasthevalueapproximatiOnbythesetwomethodsButthesetwomethodsalSOhavethedifferencempileandcableWereconnectedbycouplingtransl

9、ationdegreeoftheeolnlllonnode，11”stressconcentrationeffectofthecommonnodeofthepileunitandthecableunitmayhasbeencalculatedn地bendingmomentandshearingforcevalueofthepileanchorsectionlOWersegmentbothareextremelysmallbythefin

10、itedifferencemethod，butthesebotharc托Ia矗velyoutstandingbythestructuremechanicsanalysismethod11碡finitedifferencemethodsmeritslieinthatitmayconsiderStratumspecialproperty，thesideslopestableinfluenceduetothepartslopewansfonn