花钱下载的-强风化嵌岩钻孔灌注桩终孔判定的探讨

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19974(55)(350004):,,,..,,:StoPpageindentifieationofslurrydrilledpileembededinhighlyweatheredrockXiaoChunhai(FujianCommunicationSupervisionDepartment350004)Atet:Largelongslurrydrillpileembededinhighlyweatheredrock15sultableforhighriseandbridgeincoastalarea.suehasFuzu,However,It5verytroublesometoengin~ngconstruetionandsupervision.becauseofthecomPlexityandehange-fulnessofstigraphiealsueeesslonin~alaro.andthelimitationofgeologicaldring,inthesametime,thehiddendanger15re-serveda,Thisisatpblemwhieheagertobesoluted.Basonengineeringpratieebynut11or.thefaetorsandmethsofstoppageidentificationaregiven,andthejudgementofgeoliestratasfronlclrilling15presentedinthisper,whiehworkoutaso-lutionfortheaboveProblem.K,o:eIOngslllrrydrilledpile.Embinhighlyweatheredrock.Stoppageindentificatlon,LDadtranfer.Judgementofgeolestratas.1.l2(L/D),.L/D1520,30,50m.,,13,,,,,,,,,,,,,:,.13.1;,1.3.2;,,1.3.3;,,1.3.4;.1.3.52.3.,3.1.,,,,,(l):[34],,,:1.1,,,60%,90%,,()()2619974(55),.,,,,,,;,,,,,.,,,,,,1}2,.,,.,.,,,,,.1/Hr,.,,,),20000040011/Hrrrrr.70120CNHHHHHHHttttt88888880150cHrrrrr,9010aM/Hr.,15010eHrrrrr.70140eHrrrrr.,,.102,1/Hrrrrr3.2.,.,,,502,,,,2,,4.,:4.1.,;4.2,;4.3,,;,,5.,,,,250,148,59%,3655m,2.05.5m,2550m.,34m57m,30m:46%,35%,19%,,,,:(l),,,,;,,S24sm.(2)%,N3345m.55.0m,5.1,.,,19974(55)27,,3.3S41:::5171115.ommm29ommm,,,(c)))1500015000N63.5=70N63.5=75N63.597N63.5=1225.21.om,(4),,4(m)))(cm)))SSS211145.6222ZcmSSS722251.87774QllNNN722242.0888NNNS333435222,,,6.6.1,.,,,6.2,,,,6.3,,,;,,6.4,,6.5,:6.5.1,6.5.2,.,,1.,(GB50o21-94):,19952.(JTJ02485):,19853.,,vo12,N024.:,1990:1997320(362000):,,,:,,,.TheCausesandTreatmentofConstruetionofSandy5011FlowingintheConstruetionofManualExeavatedPileLiYufu(FujianFifthArehiteeturalCompany362000)

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