低能量強(qiáng)夯聯(lián)合井點(diǎn)降水處理沿海軟質(zhì)地基的應(yīng)用研究.pdf

1、青島理工大學(xué)碩士學(xué)位論文低能量強(qiáng)夯聯(lián)合井點(diǎn)降水處理沿海軟質(zhì)地基的應(yīng)用研究姓名：王越虹申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：巖土工程指導(dǎo)教師：洪勇；于廣明201112AbslractSoftclayfoundationcharacterizeshighnaturalwatercontent，largenaturalviodratio，lowshearstrength，highcompressibilityfactorDuetothesmallperme

2、abilitycoefficientandpoordrainagecapacity，thegroundstrengthvalueissmallTherefore，reasonabletreatmenttosoftgroundinengineeringconstructionmustbechosen，otherwisefoundationstrengthandsecurityofthesuperstructurewillbehardtoe

3、nsureInthisthesis，High—techIndustrialDevelopmentZoneinQingdaoistakenasanexampleConsideringthefeaturesofsoftfoundationinhightechindustrialdevelopmentzoneofQingdaoandrequirementofshortconstructionperiod，thetopicusesalow—en

4、ergydynamicanddewateringconsolidationmethodforthefoundationtreatmentThispapermainlystudiesasfollows：1Inthispaper，themechanismsofthedewateringmethod，thelowenergydynamiccompactionmethod，thelow—energydynamicanddewateringcon

5、solidationmethodareinvestigatedTheporewaterpressureresultingfromcompactionandnegativepressuregeneratedbydewatering，whichcanquicklydissipatetheexcessporewaterpressureCombinationwitheachothercanshortentheconstructionperiod

6、andavoid”rubbersoil”，whichcanreducedtheconstructioncostsgreatlyTherefore，thelowenergydynamiccompactionanddewateringtogetherisusedinsoftfoundationimprovement，whichcallnotbecomparedwiththeadvantagesofothermethod2Takeanexam

7、pleofHigh—techIndustrialDevelopmentZoneinQingdao，thewriterconductedfieldtrialsandmonitoringAnalysisoftheconstructionprocess，forexample，surfacesubsidence，stratifiedsettlement，porewaterpressure，waterlevelchangesandsoiltest

8、databeforeandafterconstruction，CPTexperimentaldata，standardpenetrationtestdata，usinglow—energydynamiccompactionanddewateringmethodisfeasiblefortreatmentofsoftgroundTheeconomyisbetter，significantlyshortentheconstructionpe