昔格達(dá)巖層中灌注樁的嵌固效應(yīng)研究.pdf

1、西南交通大學(xué)碩士學(xué)位論文昔格達(dá)巖層中灌注樁的嵌固效應(yīng)研究姓名：畢業(yè)明申請學(xué)位級別：碩士專業(yè)：巖土工程指導(dǎo)教師：吳興序20090101AbstractXigedarockisdistributedinthesouthwestregionofchinaItbelongstoextremesoftrockwithspecialcharacteristics，forexample，itcanbemashedandsoftenedbywatera

2、ndwillrupturewhenbeingdehydratedTheresearchdataaboutthisrockandcastinplacepileinthisrockisbadlyscarceTheclearandcompletecomputationalmethodsincurrentcriterionshavenotyetbeenfoundSoitissignificanttostudyembeddingeffectofc

3、astinplacepileinXigedarockBasedmainlyonthesubject‘‘TestingStudyonBearingPropertiesofPileFoundationinXigeda—Rock’’underthewesterntrafficscientificresearchproject‘‘ResearchonHighwayConstructionTechniquesinXigedaRock”，andas

4、sociatedwithprovincialscientificresearchproject‘‘TestingStudyonBearingPropertiesofBoredPileinXigedaMudstoneinXichangPanzhihuaExpressway”，thispaperconductscomparativelysystematicresearchfortheappropriaterocksocketedlength

5、ofsinglepileinXigedarockInaccordancewiththeanalysisoftheverticalstaticloadtestingmaterialsofsinglepileinXinjiuandPubaregions，theauthorcomprehendedthepilebearingbehaviorandultimatebearingcapacityUsingoffiniteelementsimula

6、tionprocedures，theauthorselectsaconstitutivemodeltocalculatecast—in—placepileofdifferentdepth，andanalysesthecalculationscomparingtothetestingresultstoidentifythemodelparameters，andthensimulatesthedeepercast—in—placepiles