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AnalysisofCross-riverConstructionTechnologywithLargeDiameterEPBZhaoRude(GuangdongPearlRiverDeltaIntercityRailwayCo.,Ltd.Guangzhou510130,China)Abstract:Withthedevelopmentofrailtransitengineering,newconstructionofrailtransitisoftenaccompaniedbystridingthesurfacewaterthatoverexistingrivers.Howtostrideovertheriverssafelyistheemphasisanddifficultyofshieldtunneling.Inthisarticleitiscombinedwithpracticalconstructionofaninter-cityrailtransitconstruction,andrelatedengineeringtechnologyissummarizedforreferenceofsimilarengineering.Keywords:shieldtunneling;construction;riverover-stridingGUANGDONGARCHITECTURECIVILENGINEERING201344APR2013No.41,,500m,5~15m,5m,,。,,,。28.8m,1。21.2~5.6m,10.9~18.1m。、,。,,;,,,。35m,17~35m,、;、,,。、1.5md3.0md。33.1,,,,,(510130):,,。,,。:;;1482BD2Z-GDJ-24-1.36-21.36-3.36-14.06-7.86-5.0613.2m2.8m0.3m6.2m9.7m:APR2013No.4201344。3.2,。30~35m,5~15m,(2),,,。,,,,(),,,。,1200m,,,。3.3500m,。,,,30。,、,,,。3.4⑴,,,,,。⑵,。,,。44.1,,:,55~57,19~21mm,25~30kN·m。:4,45;58,16。3。4.2,,8,9,:⑴30,15mm,20mm,。⑵3060,,10mm,15mm,。⑶60,,。⑷、、、。4.3,,。,,。349APR2013No.4201344⑴:,,,,,。,150L。⑵:,。,,,,,,。⑶:,,,。,,。4.4,,,,,5m,4;15m,3m。4。4.5⑴,,(1.6m)97m3,1.5,145m3。,,,,,,。,。:①,10~11;②,16cm1,,;③,,,。⑵、。,,。,7.6m3,,,180%,13.6m3。,,,3~5,,1∶10,13s。⑶,28‰,(835),28‰。,,,,3~5mmm,、±30mm(-60mm),,,。⑷,43。,,。①,,;②,16bar,4,,;③,,;④43m5m10m10m5m312m500m50,,。⑸,,,,,,。,,20~100mm,。,,。,。4.6⑴,,。⑵,、、、、、,,。⑶。(3~513~15),6,F,2,,。。,,。4.7,,,,:,,,1442m3。145.5kW,70m3h、1680m3d,,。,:①,14,1,;②,1,1(4);③,200,,。5,17,,。:APR2013No.42013444444444444444444444444444444444444444444(64)4,,,,,:⑴,,。⑵(C35),(10d,20d),,10cmf8,5cm、15cm、25cm3f8。⑶,,,1d。1d,,,。[1]JGJ106-2003[S][2]DBJ15-60-2008[S][3]GB50007-2011[S]51
本文标题:大直径土压盾构过江施工技术分析
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