现浇砼梁钢管脚手架的验算及施工

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164200610JournalofAnhuiVocationalCollegeofMetallurgyandTechnologyVol.16.No.4Oct.2006(243000):,,,,,,:;;;:TU73112:A:1672-9994(2006)04-0045-04:2006-08-16;:2006-09-15:(1965-),,,,,,1:1-7.5m+(19.8+216.8+19.8)m,6m,0.8m,,350,6m,2,,:,15mmf,C1520mm()0.6m,0.6m,120cm,6060cm,120cm,,3311(1m,48)(1)1,4.5m,1mN1=4.510.826=93.6(kN)(2)N2=4.510.0189=0.729(kN)(3)58N3=40.050.14.57.5=0.675(kN)(4)1515N4=810.1527.5=1.35(kN)(5)N5=20(kN)1N=1.2(93.6+0.729+0.675+1.35)+1.420=143.625(kN)l0=1m+2©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=2m=10PI=2P1.58=126.6=0.412,f=205MPa;ANPf=143.625P(0.412205)=17.01cm248:4.89cm2;=17.01P4.89=4@600600,18,312(1.2m,48)PfgP-,P=NPA;N-;A-;fg-(1)4.5m,1.2mN1=4.51.20.826=112.3(kN)(2)N2=4.51.20.0189=0.8748(kN)(3)58N3=50.050.14.57.5=0.844(kN)(4)1515N4=81.20.1527.5=1.62(kN)(5)N5=9263.8410P1000=4.417(kN)N6=12263.8410P1000=5.53(kN)(6)N7=30(kN)N=1.2(112.3+0.8748+0.844+1.62+4.417+5.53)+1.430=192.70(kN)A=1.24.5=5.4m2P=NPA=192.70P5.4=35.7kPafg=120kPa4C20,1m,1m,20m,,48mm,350,,,4.5m,4.5m(1)4.5m2,q1=20.8(kNPm)(2)q2=4.560.0189P(4.56)=0.162(kNPm)(3)58q3=214.50.050.17.5P(4.56)=0.13(kNPm)(4)1515q4=114.50.1527.5P(4.56)=0.309(kNPm)(5)N5=4(kNPm)q=1.2(20.8+0.612+0.13+0.309)+1.44=31.82kNPmMmax=ql2P8=31.8236P8=143.19kNmWmax=MmaxP[]=143.19P170=842.3cm32:mm350,I350=53303P12+2(170103P12+170310)=99760.2cm4W350=I350P17.5=570.07cm3W350PWmax=570.07P842.3=0.677:56.7cm570.07cm3,3506m56.7cm30cm(1)f=5gl4P384EZ=531.8264P3842101090.99810-4=0.025mm6420064©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=4mm0.025mm(2)4.5m,6mN1=4.560.826=561.6kNN2=4.560.0189=4.374kN510N3=160.050.167.5=3.6kN1515N4=860.1527.5=8.1kNN5=20740.2110P1000=56.3kNN6=100kNN=1.2(561.6+4.374+3.6+8.1+56.3)+1.4100=900.8kNl0=1m+20.5=2m=10PI=2P1.58=126.6=0.412,f=205MPa;ANPf=900.8P(0.412205)=106.7cm248:4.89cm2;=106.7P4.89=22@30030048,98,5,,;,,,5mm:,1m,3,0.1m,,1.5m:,6m,,,,1.5m:,,:4560,,0.2m,,240.5m,,0.4m,,,34,4560,,,,,24:(),,:,,,1P3,,,1P3,7434:©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1](JGJ130-2001).[2].[J].,200213[3],.[J]..29ConstructionandCheckingforSteelPipeofScaffoldQIANChang-shengAbstract:Buttonupapiecethetypesteelpipescaffoldstructureissimple,installingtheconvenie2nience,atpeacefulandlivecarrythenextstabilityinfunctionbetter,startconstructioninthecurrentbridgetosprinklethebeamnowespeciallyunderconstructionandstillextensiveandappliedakindofa,nowbeforeusingatcombinethepeacefulandlivecarryingthefunctionbottomtoproceedtochecktocalcu2latetotemplateapolefoundationloadingdintandaholes.Whileinstallingtheitemsthatmustnoticeandinstallthesequence.Theaninstallsaftercompleting,shoudtopreparetopresstoexperiment,tocheckamountofcompressionandstabilities.Keywords:Steelpipescaffold;theacheckstocalculate;holecheckstocalculate;taketoestablish(44);,,[1]1(JGJ120-99)1:,2003[2]1[M]1:,2003[3]1(GB50300-2001)1:,2001ConstructionTechnologyforBracingSystemofDeepFoundationPitofLaminarPumpHouseYUYuan-pingAbstract:Inthelightofcharaueristicsofpilirgsupportsandprotections,takingtheactualgeograph2icalsituationintoauount,andmakingfulluseofthesthutureoftheroom,thethesisintroducesthecon2stroutionmeasuresinsupportofpilingsteelpipcs.Itguaranteestherationality,andsecurityofsupportcon2struction.Keywords:deepfoundationpit;bracingsystem;cast-in-placepile8420064©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.

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