三峽庫區(qū)跨江大橋基礎(chǔ)施工技術(shù)應(yīng)用研究.pdf

1、分類號密級U445學校代碼學10618口丐疊彥交通戈誓工程碩士學位論文三峽庫區(qū)跨江大橋基礎(chǔ)施工技術(shù)應(yīng)用研究StudyonConstructionTechniquesofBridgeCrossingYangtzeRiverInThreeGorgesReservoir學位申請人導(dǎo)師姓名及職稱工程領(lǐng)域名稱論文提交日期羅杰建筑與土木工程2006年11月AbstractDuetothecomplicatedgeographyenvironment

2、geologicstructureandpooreconomye幻，theinfras拋buildinginThreeGorgesDamsisverybackwardSincethefirstphaseoftheraisingofthewaterlevelthewidened胡Ⅱ丘屺cmcdevelopednavigationcapacitybringsgreatdifficultiesinbuildingroadandbridgein

3、theupperreachesofthethreegorgesprojectEspecially，thedevelopmentofthebridgefundamentalfiameworkandconstnLefiontechniquewillineasethecostlargelyThereforethecontrolofthefoundationconstructionisaveryimportantmoasll∞Basedonth

4、econstructiontechniquesofChongqingZhongxianYangtzeRiverBridge，apartofexpresswayfromShanghaitoChengdunational仃凹lLthispagermainlystudiesthedeepwaterfoundationconstructiontechniqueunderllone(thin)overburdenThispaperexpatiat

5、esthefoundationconstructionunderthinOVerburdenindeepwaterwitllfloatingplatformandsteelcofferdan：l’floatingplatformandsteelcofferdamaleusedtothedeepwaterfoundationofthetenthpierConstructiontechniquesoftheeleventhpierisain

6、novativemethodbyiLseofsteelboxedcofferdamandfloatingplatformbysomedegreeWhichdecreasestimeandbesafeTherebytheresearchachievementsobtainedinthepaperwillplaythereferringand911idingrolesforlatersimilarprojectsKeywords：deepw