纖維瀝青混凝土預(yù)防道路交叉路口路面變形病害的研究.pdf

1、沈陽建筑大學(xué)碩士學(xué)位論文纖維瀝青混凝土預(yù)防道路交叉路口路面變形病害的研究姓名：鐘右鵬申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：道路與鐵道工程指導(dǎo)教師：于玲201001碩士研究生學(xué)位論文AbstractIIIAbstractUrbanroadsignalintersectionsduetoseriouschannelizationthevehicleshouldalwaysbrakethestaticloadinalongtimetostopespecia

2、llyinheavytrafficintersectionasphaltpavementpermanentdefmationoftenoccurs.Aftertheroadusedfaperiodoftimetherewillberuttingupheavalwaveotherphenomena.TheLiaoningProvinceYingkouCoastalIndustrialBaseistheeconomicdevelopment

3、ofcoastalareasinLiaoningProvincekeycomponentofstrategies.Theindustrialdistrictsroadtrafficsystemmustfirstsatisfytheneedsofindustrialdevelopmenttoensurethattheexternaltransptlinksconvenient.Thusintheindustrialbaseoftheroa

4、dconstructionitisnecessarytobuildalargenumberofintersections.HowtoimprovethetechnicalperfmanceoftheroadintersectionsindertomeettheYingkouCoastalIndustrialBaseweatherconditionstrafficacteristicsisthewayoneoftheimptantissu

5、esfacingwkers.InthispaperwiththeexistingintersectionofYingkouCityPavementinvestigationItanalyzestheintersectionpavementrutwavescracksotherdiseasecausesinfluencingfactsThroughtheuseofaflexiblelayeredsystembasedonthetheyof

6、surfacecomputingsoftwareBISAR3.0theexistingcrossingthetypicalpavementstructuraldamageoftheeticalanalysisThedifferentlayersofpavementstructurebytheednodesinthedifferentconditionsoftensilestresscompressivestressshearstress

7、displacementanalysiswefoundcrossingtheroaddamageismainlydueto:asphaltsurfacelayerofthematerialreachtheshearpropertiesofcrossintersectionvehicleloadrequirements.Throughtherecentyearstomeettheheavyroadtrafficthepreventiono

8、fearlydamagetoseveralnewmethodsoftechnicaleconomiccomparisonaswellasDolanitASfiberBoniFiberWoodfiberBonifacetechnicaleconomiccomparisonofthreefibertofinalizetheionofMixedDolanitASfiberasfibercrossingtheroadfdealingwithth

9、eearlydamage.CombinationofmechanicalpropertiesofindotestsDolanitASfiberasanewlayerofpavementabovethemechanicalresponseanalysistheresultsshowedthat:DolanitASfiberasphaltuptotheallowabletensilestress0.61MPaevenintheoverloa

10、dingof50%emergencybrakingsituationsDolanitASfiberasphaltconcretedoesnotproduceshearfailure.InthispaperasphaltAC16throughtheMarshallhousetestingtodetermineifthedifferentfibercontentDelanniteASAC16underthebestoilstoneratio

11、.BycomparingthefiberfractionstabilityWhetstoneratiotherelationshipbetweentheflowvaluestodeterminetheoptimumfibercontentftheAC160.3%DelanniteASfibersthecrespondingratioof5.7%inthebestWhetstone.edAC16AC160.2%DelanniteASfib