“白加黑”舊路改建的關鍵技術研究.pdf

1、合肥工業(yè)大學碩士學位論文“白加黑”舊路改建的關鍵技術研究姓名：朱劼申請學位級別：碩士專業(yè)：市政工程指導教師：王國體20080301Theresearchonthe‘‘whiteandblack力technologyforrenovationofoldstreetAbstractRecently，withtherapiddevelopmentofnationaleconomyandtheincreasingofcapacityofhigh

2、wayandloadcarryingcapacity，pavementsstructuredeterioratessevererandseverer，moreandmorecementconcretepavementsneedrehabilitated“WhiteandBlack”rebuildingcanimprovetheutilityperformanceofconcretepavementsandprolongitsservic

3、elifewhichhasbecomeoneofthemostimportantmethodofoldcementconcretepavementswithbrilliantprospectsInvestgationonunderstandingofmanypracticesofasphaltoverlayonoldcementconcretepavementinourcountryandrehabilitationofBaixiroa

4、dinTonglingcity，thispaperanalyzesandstudiestherehabilitationtechnologyofoldcementconcretepavementsystematically，includes：(1)TheassessmentforstructurecharacteristicofoldcementconcretepavementAcorrectassessmentforpavementd

5、istressandstructuercharacteristicofoldcementconcretepavementbeforeoverlayisthestickpointofpreventingreflectioncrackingandguaranteeingthesuccessofrehabilitat，includingtheevaluationofpavementstructureperformanceanditsservi

6、ceabilityTheformerevaluationrelativelycurvedsubsidencedifferenceasitsindexThelatterevaluationUSeSpavementdamageratioPCI，roadqualityindexRQI，slippery—resistanceBPNandSFCastheindexesofevaluation(2)Theasphaltoverlaydesignin

7、rehabilitationofoldcementconcretepavemenAsphaltoverlaydesignnotonlyinvolvesthedistress、structurecharacteristic、trafficandenvironmentoftheoldpavement，butalsequitesreasonablemechanicsmodel，correctmaterialparameter，effectiv

8、emeasuerofpreventingreflectioncracking，andSOonSothereisstillnotamatureddesignmethoduptonowThispaperintroducesseveralrelativelymatureddesignmethodsandputsforwardsomeproblemswhichrequiremorestudy(3)Thepreventionandcontorlo