预应力混凝土连续刚构桥施工控制技术研究

《预应力混凝土连续刚构桥施工控制技术研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、分类号：U44，U4510710—20040056』I／IrlHIl,!llllllllllrllrllll：lrlllllllll、t1528416壤步太海硕士学位论文导师姓名职称申请学位级别论文提交日期学位授予单位预应力混凝土连续刚构桥施工控制技术研究崔刚胡庆安副教授硕士学科专业名称桥梁与隧道工程幽笙￡旦!旦论文答辩日期囹生《旦笙旦长安大学答辩委员会主席刻焦赶学位论文评阅人划±i噬龃摊围AbstractWiththerapidtransitdevelopmentofChinahighwayandrailway,morelongspanbridgesareneededto

2、pangreatriversandbays，PCcontinuousrigidframebridgeemergedasthetimesrequireandwasdevelopedfleetlyinrecentyears．ThePCrigidframebridgeCanmeetwiththecarryingcapacityoflongspanbridge．Thiskindofstructureisfitforthecomfortablesteerwithnootherexpansionjointsexceptforthoseatthetwoends．Itcharacteriz

3、edthewholenessofstructure、goodastigmaticabilityandload—bearingability、constructionrapidness、brightandpithinessbridgestyle，SOrigidframebridgehavetakenanincreasinglygreatproportioninbridgesconstructedandthoseunderconstructionateityandcounty．ThroughtheanalysisandsummaryofthedevelopmentofPCcon

4、tinuousrigidframebridgeandthedevelopmentaltendencyoftheconstructioncontroltechniquesinourcountryandabroad，thepapergivesthestudyoftheconstructioncontroltechniquesforlong-spanprestressingPCcontinuousrigidframebridge．Accordingtoitsspecialcharacteroftheconstructioncontrol，thepaperdiscussesthat

5、everyparametershaveeffectontheinnerforceanddisplacementofthestructure．Thepapersuggestsagoodwayofobservationinthecourseofconstructioncontrol，andestablishesamonitoringsystem．DuringtheconstructioncontrolofSanShuiErBridge，thesystemmakesthebasicparameters．andtechnicalparametersbeacquiredsuccess

6、fully．Andthroughestablishingcomputermodel，thepaperanalysesthedifferencebetweentheoryandactuality,anddiscernsandchangesparameters，Throughtheforwardandbackinganalysis，thepapergivesreasonablecounter-cambertodirectconstructionandjointhetwosectionsofthebridge，andfinishestheconstructioncontrolof

7、theSanShuiErbridge．Andthepaperprovidesagoodwayofobservationinthecourseofconstructioncontr01．Keywords：PCcontinuousrigidframebridgetheconstructioncontroldelectionobservationstressmeasurementU论文独创性声明本人声明：本人所呈交的学位论文是在导师的指导下，独立进行研究工作所取得的成果。除论文中已经注明引用的内容外，对论文的研究做出重要