基于全站仪的基坑水平位移监测及结果分析

2009,25(2):46CN53-1124/TDISSN1007-9394SurveyingandMappingofGeologyandMineralResources31,2,3,1,2,1,2,1,2(1.,430079;2.,430079;3.,300222):JC2JC3,,,,:;;;:P258;TU196:A:1007-9394(2009)02-0004-03HorizontalDisplacementMonitoringandResultsAnalysisofPitSurveyedbyTotalStationZHANGWei1,2,3,XIANGDong1,2,YUZhong2wei1,2,HUAXiang2hong1,2(1.HazardMonitoringandPreventionResearchCenter,WuhanUniversity,WuhanHubei430079,China;2.SchoolofGeodesyandGeomatics,WuhanUniversity,WuhanHubei430079,China;3.CCCCFirstHarbourConsultants,Tianjin300222,China)Abstract:ThispaperbasedonthefirstphaseprojectJC2andJC3segmentonXiamenairdromeroad,thetechnolo2gyprogramofpithorizontaldisplacementmonitoringsurveyedbytotalstationisintroduced,someproblemsmustbetakencareandtechnicalmeasuresinhorizontaldisplacementmonitoringofpitaredescriped,thehorizontaldisplacementmoni2toringresultsanalysisofpitaregiven.Keywords:totalstation;pithorizontaldisplacement;analysisofmonitoringresult;precision0JC2JC31850m,(),,20m,80m,,(),(),,,,,1,:,,GPS,,,,,,,1.1,,[1],,(1)1,,,13,GPSLeica1230(5mm+01510-6D),,,GPS,,,,,1.243:2008-12-161Fig11TheplanemonitoringbasenetworkoffirstphaseprojectonXiamenairdromeroad,BS06,BS09,SJ4,SJ6JD23,TCRA1101P(115,2+210-6D)BS06,SJ4,SJ6JD23(2)4,,JD23,,,2Fig12Laidfigureoftriangulaterationnetwork1.3,,20m,,,2,2,JD23,JD24,JD30,JD31,JD32,JD24,JD30,JD31,JD32JD23JD24,JD30,JD31,JD32,1.41.4.1:1141111,[2],Pmp:m2p=(a+bD)2+D2m2/2(1):a,b;D:m,,TCRA1101P,150m,115,2.6mm1141112,,,,,,2.5mm,150m,316mmX,Y:x=x1-x2y=y1-y2(2),x1x2,y1y2,,m:m=2(m2x+m2y)(3):(m2x+m2y),5.1mm,1.4.2,,JC2JC3,,:1)TCRA1101P,,,,2),,,3),7:0010:30,15:3018:30,2,JC2JC3,YX,,XYXY,20079172007112JD24,JD30,JD31,JD32917,1,345252,,,:3XFig13CumulativehorizontaldisplacementofmonitoringpointXdirection4YFig14CumulativehorizontaldisplacementofmonitoringpointYdirection1XY(:mm)Tab11CumulativeplanedisplacementofmonitoringpointXandYdirection(unit:mm)JD30XYJD24XYJD31XYJD32XY9.170.00.00.00.00.00.00.00.09.193.40.71.3-3.82.2-8.66.50.79.212.32.41.6-2.83.1-8.15.81.49.238.2-1.5-2.51.0-1.1-3.03.56.59.2511.41.92.9-5.33.0-8.16.80.39.262.2-0.22.8-3.96.8-2.06.93.110.024.33.53.3-3.05.3-3.46.22.310.042.81.92.1-3.22.6-3.67.03.010.069.25.72.7-3.85.1-5.95.21.910.094.21.90.8-2.14.4-3.94.23.010.134.92.50.9-2.22.7-5.15.33.310.165.93.63.3-3.16.9-6.24.92.310.189.47.31.8-3.04.7-5.52.82.910.205.53.21.7-2.95.1-5.92.42.010.224.33.43.9-2.35.7-6.44.93.710.242.73.23.2-3.06.3-7.04.24.310.265.74.92.8-2.65.7-6.45.33.210.295.95.14.0-2.37.4-7.94.83.710.312.51.50.2-1.54.5-5.43.32.511.024.50.01.1-2.43.7-7.34.24.41234:JD24,JD31,JD32,X,,JD30,X,,Y925JD30,,,,,3,,,,,,,[][1],,.[J].,2006,31(4):1617.[2].[J].,2006,15(5):6164.[3],.[J].,2006,(1):810.[4].[J].,2006,32(20):110111.[5],,,.[J].,1999,(4):4852.:(1984),,,,620096