y形沉管灌注樁擠土效應(yīng)和沉降分析研究

1、分類號(hào)(中圖法)!墮壘UDC(DDC)壘2壘密級(jí)—五論文作者姓名貝耀王學(xué)號(hào)Q鮑Q壘Q2鯉8單位塑連太堂論文中文題名Y形速筐灌洼蕉搔敦虞獨(dú)沉隆盆壟丘硒究論文中文副題名玉論文；《文題名玨魚s星壘絲魚Q旦ih￡￡Q旦!Pi豎!i墮g曼i繭；￡!san亟5曼!!!蛩3曼塾!圣塾壘!)堡i墨Qf至：墨b亟衛(wèi)曼魚!婪b曼：墨i墮ki墮g曼魚曼!：i墮二墨i!叢乜i!曼論文英文副題名無論文語種生塞論文摘要語種蟲!甚論文頁數(shù)』生字?jǐn)?shù)』三(萬)論文主題詞

2、Y顯掛!蘊(yùn)筮廑!現(xiàn)揚(yáng)試驗(yàn)!路握!復(fù)盒地基!近隆!毗加廑之申請(qǐng)學(xué)位級(jí)別亟專業(yè)名稱蚩工程研究方向筮地基處堡指導(dǎo)教師姓名匿丞齷副熬攫導(dǎo)師單位洹瀅盍堂蚩王程班塑壓論文答辯日期2Q鯉生魚且!!目ABSTRAcTABSTRACTTheYshapedtube—sinkingcastin—situpilecanexertthepotentialcapacitybomofpileandsoilmorethanthetraditionaltubesinki

3、ngcastinsitupileofroundcross—sectionTherefore，it’sanewfoundationtreatmentworthtoextendAstheVsh印edpileisanewtechnique，theresearchinthisareaisjustatthestartingphase111ispaperaimsattheresearchofitsconstructiontechnicstechni

4、calcharacteristicsthemechanismtoreinforcethefoundationcompactingeffectsandsettlementcalculationbytheoreticalanalysisandfieldtestTheprimarycontentsarcasfollows：1TheconstructiontechnicsandsomeothercharacteristicsofYshapedp

5、ilearcintroduced，suchastechnicalproperties，thequalityinspectionandcontrol，theeconomiccomparisonwithotherpilesThefieldtestwhereYshapedpileisusedtotreatthesoftsoilfoundationofahi曲wayisalsointroduced2Thefieldtestofthecompac

6、tingeffectsofYshapedpileisoperatedInthetestthesoildisplacement，stresschangeandporewaterpressureareobservedandalsoanalyzed3BasedoHthetheoryofSagasetathedisplacementbypilesinkingcanbeobtainedThesoilsurfaceheavecausedbysink

7、ingofgrouppileswithYshapedcross—section，roundcrosssectionandsquarecross—sectioniscomparedConsideringthehorizontallimitequilibriumstateofsoilwhenpilesinkingandthecavityexpansiontheorythesoilstresschangeandtheporewaterpres

8、surecanalsobeobtained4ThesoilsubsidiarystresscausedbyloadofYshapedpileisdiscussedAndthesettlementcalculationmethodofYshapedpilecompositefoundationisimprovedKeywords：Yshapedpile；comparingeffects；fieldtest；embankment；compo