基于使用性能的瀝青路面設(shè)計.pdf

1、北京交通大學(xué)碩士學(xué)位論文基于使用性能的瀝青路面設(shè)計姓名：王永勝申請學(xué)位級別：碩士專業(yè)：道路與鐵道工程指導(dǎo)教師：孔永健20050201北京交通大學(xué)碩士學(xué)位論文AbstractPavementdesignmethodinChinaisbasedonlayeredelasticsystemhypothesis，andthereboundeddeflectofthesurfaceatthecentl七ofdualciteleloadiscont

2、rolindexofthicknessd黯igIl，whichdenotesthegeneralstiffnessofthepavementstructureButfromtheviewofpavementmanagementsystem(PMS)，pavementroughnessanddistressesaIethemostiml∞r(nóng)tanttwoaspectsofpavementperformanceforroadusersand

3、managementpersonalsrespectivelyTheyindicatethefunctionalandstructuralrequirememsforpavementperformancefromtwodifferentsidesButsoffltcproblemsexistbetweenadvancedpavementdesignandperformancemanagementinChinaOnonehandasthe

4、onlyeffectivecontrolindexforpavementthicknessdesigninfact，thedesigndeflectdoesnotrelatewellwithpavementfunctionalandstructuralconditions，andpavementmaintenancedecisionscan’tbebasedondeflectsurveyingresultsOppositelytosat

5、isfytheincreasingdesigndeflect，roadmatedals’sctrengthandstiffnessaleaccordinglyincreasedwhichwouldincreasetheriskofpavementcracking；ontheotherhandtheinitmlandearlypavementdamageareveryextensive，whichisinseparablewithmate

6、rialscbaracteristicsandpavementstmctureandshouldbetakenintoconsiderationinpavementdesignstage，howeverthereisnotaccordingsuggestionsindesignspecificationandmanyadvancedpavementcan’treachthedesigningpavementperformancerequ

7、irementsBasedonthepavementperformancerequirementsandcurrentsituation，theauthoranalyzesthedisconnectionsbetweenpavementstructuredesignandperformancemanagement。anddiscussesthepavementdesignrequirementsbasedonperformancefro