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1、西南交通大學(xué)碩士學(xué)位論文大跨徑斜拉橋主梁施工監(jiān)控測(cè)量?jī)?nèi)容與方法研究姓名:黃育龍申請(qǐng)學(xué)位級(jí)別:碩士專(zhuān)業(yè):大地測(cè)量學(xué)與測(cè)量工程指導(dǎo)教師:張獻(xiàn)州20080601西南交通大學(xué)碩士研究生學(xué)位論文第lI頁(yè)AbstractLarge—spancable-stayedbridge,asakindofhi曲-orderindeterminatestructure,whichisabalancesystemcomposedbytower,girderandcablecompose.Ifthebalancechanges,then,thestructu
2、ralintemalforceandlinearshapeofthemaingirderwouldbeaffected.Therefore,thelinearshapeofthegirder,surveymeasures,precisionofsurveyandmethodofprocessingdata,mustbemoreserioustOinsuretheaccuracyofthelinearshapeandsecuretheconstructionworking.Aboveall,thethesisilluminatest
3、heprimaryfactorsandthecausesofthelinearshapetransformationintheperiodofthemaingirderconstruction.Then,thepaperstudiestheprimarymonitoringandmeasuringmeasures,includingtheverticaldeflectiondeformationmonitoring,centerlineexcursionmonitoringofthegirder,thewaverofcable?t
4、oweltorsiondeformationmonitoring,settlementdeformationmonitoringofcable-towerandcontinuouslydeformationmonitoringoftheclosuregapbeforefolded.Thethesisanalysesseriesofmonitoringandmeasuringmethods,basedondifferentcharacters.Thepaperdemonstratestheprecisionfromthree—dim
5、ensionalorientationbyformuladeduction.Andtheaimisprovidingenoughsurveyaccuracytoinsurehi曲qualityofconstructionfinally.Intheend,thethesisilluminatessurveyandmonitoringdatumofthehoistandinstallationofsteel—boxgirderofAnQingYangtzeRiver.Thesupervisionsurveymeasuresinthis
6、projectincludepreciselevelingforaltitudeofthemaingirderincantilever,polarcoordinatemeasuringmethodforthewaverofcable—towerandtorsiondeformationmonitoring,river-crossinglevelingforbenchmarkingpointsintwocable—towers.Thesupervisionsurveymeasures,whichhavebeenputforwardb
7、ythearticle,havebeentestedandprovedinpractice.Keywords:large—-spancable??stayedbridge;thegirderconstruction;monitoringandmeasuring;accuracyestimation西南交通大學(xué)學(xué)位論文版權(quán)使用授權(quán)書(shū)本學(xué)位論文作者完全了解學(xué)校有關(guān)保留、使用學(xué)位論文的規(guī)定,同意學(xué)校保留并向國(guó)家有關(guān)部門(mén)或機(jī)構(gòu)送交論文的復(fù)印件和電子版,允許論文被查閱和借閱。本人授權(quán)西南交通大學(xué)可以將本論文的全部或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫(kù)進(jìn)行
8、檢索,可以采用影印、縮印或掃描等復(fù)印手段保存和匯編本學(xué)位論文。本學(xué)位論文屬于1.保密口,在年解密后適用本授權(quán)書(shū);2.不保密√使用本授權(quán)書(shū)。(請(qǐng)?jiān)谝陨戏娇騼?nèi)打“√")學(xué)位論文作者簽名:茲奈石日期:刎占,么,,夕指導(dǎo)老師簽名:磁馴吼偽卵一6:-I’(7