成都繞城高速路面性能評估預(yù)測與養(yǎng)護(hù)決策研究.pdf

1、西南交通大學(xué)碩士學(xué)位論文成都繞城高速路面性能評估預(yù)測與養(yǎng)護(hù)決策研究姓名：周禮中申請學(xué)位級別：碩士專業(yè)：建筑與土木工程指導(dǎo)教師：姚令侃；蘭波201011西南交通大學(xué)碩士研究生學(xué)位論文第1I頁AbstractWithfurtherpromotionofthewesterndevelopment，aftermanyyears’Soperation，alotofhighwaysbegintoappearthephenomenonofavarie

2、tyofpavementpropertiesdamage，andcannotprovidewithfast，safeandcomfortableservicetopassengersSoifthemaintanceforthepavementisnotintimeandcompletely，itwillgreatlyshortenthespanoftheroad’SoperationThereisaexampleofChengducir

3、clingExpresswayforanalysisaboutpavementpropertiesundertheeffcctionIx)thoftheurbanfasttrackandNationalHighwayalsotheChengduRingExpresswaypavementperformancetesting，evaluationandpredictionsystemanalysis，andfinallyconcludet

4、heconservationstratageThemaincontentsandresultsareasfollows：l、Firstgiveastatisticanalysisofthe10kmroadofChengducirclingExpressway‘Sbaseonpastyears’traffic，aswellasthecomponentsofveichl’type，thestandardaxleloadThenchooset

5、hePavementConditionIndex、Roadqualityindex、PavementStrengthIndex、Lateralforcecoe伍cient，anddetectthefourindecatorsoftheyear2000，year2006，year2008respectivelyinthefield，statisticthepavement’Spropertyindicatoreachyearacquire

6、theindiators’Strend，givetheComprehensiveevaluationofthepavement’Sproperty2、Accordingtorelativeliterature，analysisallkindsofpredictionmethodsofpavementperformancepredictionmodelinbotlldomesticandforeignandit’Slimitationsf

7、orapplication，theGreyMarkovpredictionmodelwasemployed，thetrafEcvolumeofChengducirclingExpresswayandthestandardaxleloadwereforecastedfortheneatfuture，andcomparethepredictivevaluetoitsactualtra街Cvolumeandaxleloadstandards3

8、、Aftertheanalysisofthedecayofpavementperformance，thestandardequationwhichshowthepavementperformanceindicatorsvariying、析tlltheoperationofthetimeandthenumberofstandardaxleloadfrequencyareselected，andpredictedthechangetrend

9、ofthepavementperformanceindexesoftheexpresshighwaycirclingcityinChengduwitlltheservicetimeandtheactiontimesofthestandardaxleloadbyusingthisequation4、Basedonthestatisticalpredictionofthetraficvolumesandthete甌evaluationand

10、predictionofthepavementperfoemanceabouttheexpresshighwaycirclingcityinChengduthispaperputforwardthepavementpreventivemaintenancecountermeasuresKeywords：pavementperformance；evaluation；prediction；standarddecayequation；prev