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本科毕业设计英文翻译年级学号姓名专业道路工程指导老师2009年6月本科毕业设计英文翻译第2页原文FASTTRACKASPHALTCONCRETEPAVEMENTREHABILITATIONONI710LONGBEACHCADURING55HOURWEEKENDCLOSURESBYEULBUMLEEASSISTANTRESEARCHENGINEERPAVEMENTRESEARCHCENTERINSTITUTEOFTRANSPORTATIONSTUDIESUNIVERSITYOFCALIFORNIA,BERKELEY1353S46THSTREET,BLDG480RICHMOND,CA94804V5102315693F5102319589EBLEEUCLINK4BERKELEYEDUJOHNTHARVEYASSOCIATEPROFESSORDEPARTMENTOFCIVILANDENVIRONMENTALENGINEERINGUNIVERSITYOFCALIFORNIA,DAVISENGINEERINGIII,ROOM3139ONESHIELDSAVENUEDAVIS,CA95616V5307546409F5102319589JTHARVEYUCDAVISEDUHOJUNGLEEGRADUATESTUDENTRESEARCHERDEPARTMENTOFCIVILANDENVIRONMENTALENGINEERINGUNIVERSITYOFCALIFORNIA,BERKELEY215MCLAUGHLINHALLBERKELEY,CA94720V5102823082F8313087074HOJ2UCLINKBERKELEYEDUCARLLMONISMITHPROFESSORDEPARTMENTOFCIVILANDENVIRONMENTALENGINEERINGUNIVERSITYOFCALIFORNIA,BERKELEY115MCLAUGHLINHALLBERKELEY,CA94720V5106429067F5106438919CLMCEBERKELEYEDUPAPERNO043156WORDCOUNT6,0003FIGURESAND2TABLES7,500PAPEROFFEREDFORTHE2004ANNUALMEETINGOFTHETRANSPORTATIONRESEARCHBOARDANNUALMEETINGWASHINGTON,DC,JANUARYXXX本科毕业设计英文翻译第2页ABSTRACTTHISPAPERPRESENTSCONSTRUCTIONDATAANDANALYSISOFTHEFIRSTLARGESCALELONGLIFEASPHALTCONCRETEACPAVEMENTREHABILITATIONPROJECTINCALIFORNIA,WHEREAFASTTRACKCONSTRUCTIONSCHEMEOF55HOURWEEKENDCLOSURESWASSUCCESSFULLYIMPLEMENTEDTOREHABILITATEA44KMSTRETCHOFINTERSTATE710INLONGBEACHTHEPROJECTPROVEDTHATAPAVEMENTDESIGNEDTOPROVIDEA30YEARDESIGNLIFECANBECONSTRUCTEDINASERIESOFWEEKENDCLOSURES,EVENINTHEMOSTHEAVILYTRUCKLOADEDROUTEINTHESTATETHEPROJECTINCLUDEDFOURFULLDEPTHACREPLACEMENTSECTIONS16KMINTOTAL,LOCATEDUNDERFREEWAYOVERPASSES,WHERETHEEXISTINGCONCRETEPAVEMENTWASREMOVEDANDREPLACEDWITHACTHEREMAININGSECTIONS28KMINTOTALWERECRACKED,SEATED,ANDOVERLAIDWITHACTHEREHABILITATIONWORKWASPLANNEDTOTAKEPLACEOVERTEN55HOURWEEKENDCLOSURES,BUTWASACTUALLYCOMPLETEDAHEADOFSCHEDULEINEIGHT55HOURWEEKENDCLOSURESTHECONTRACTORWASENTITLEDTOA200,000INCENTIVEFOREARLYCOMPLETIONTHERESULTSOFTHEMONITORINGSTUDYSHOWEDALEARNINGCURVEANDNOTICEABLEIMPROVEMENTSINTHECONTRACTORSPRODUCTIONRATEASTHECLOSURESWEREREPEATEDBEINGAFASTTRACKPROJECT,THEPROJECTEMPHASIZEDTHENEEDFORACONTINGENCYPLANANDRISKMITIGATIONMEASURESTOADDRESSUNEXPECTEDSITUATIONSSUCHASUNSTABLESUBGRADEITISANTICIPATEDTHATTHEREHABILITATIONSCHEMEADOPTEDFORTHISPROJECT55HOURWEEKENDCLOSURESWITHCOUNTERFLOWTRAFFICWILLBEUTILIZEDINFUTUREURBANFREEWAYREHABILITATIONANDRECONSTRUCTIONPROJECTSINCALIFORNIAXXX本科毕业设计英文翻译第3页INTRODUCTIONTHEMAJORITYOFTHECALIFORNIAHIGHWAYSYSTEMWASBUILTBETWEEN1955AND1970WITHATYPICALDESIGNLIFEOF20YEARSANDHASBEENEXPOSEDTOTRAFFICVOLUMESANDLOADSCONSIDERABLYGREATERTHANTHOSEFORWHICHITWASORIGINALLYDESIGNED1THERESULTINGPAVEMENTDETERIORATIONADVERSELYAFFECTSROADUSERSAFETY,RIDEQUALITY,VEHICLEOPERATINGCOSTS,ANDTHECOSTOFHIGHWAYMAINTENANCEANDREHABILITATION2IN1998,INRESPONSETOTHEINCREASEDNEEDFORMAINTENANCEANDREHABILITATIONANDINCREASEDTRAFFICCONGESTION,THECALIFORNIADEPARTMENTOFTRANSPORTATIONCALTRANSLAUNCHEDTHELONGLIFEPAVEMENTREHABILITATIONSTRATEGIESLLPRSPROGRAMTOREBUILDAPPROXIMATELY2,800LANEKMOFDETERIORATEDURBANFREEWAYSAMONGTHE78,000LANEKMOFTHESTATEHIGHWAYSYSTEM3LLPRSCANDIDATEPROJECTSWERESELECTEDBASEDONCRITERIAOFPOORSTRUCTURALCONDITIONANDRIDEQUALITYANDMINIMUM150,000AVERAGEDAILYTRAFFICADTOR15,000AVERAGEDAILYTRUCKTRAFFICMOSTOFTHECANDIDATEFREEWAYSAREPORTLANDCEMENTCONCRETEPCCINTERSTATEFREEWAYSINSOUTHERNCALIFORNIAANDTHESANFRANCISCOBAYAREATHEMAINGOALSOFTHECALTRANSLLPRSPROGRAMARETOPROVIDE30YEARSDESIGNLIFEWITHMINIMALMAINTENANCEANDFASTTRACKCONSTRUCTIONOF6LANEKMDURINGA55HOURWEEKENDCLOSUREIE,10PMFRIDAYTO5AMMONDAY3THISTYPEOFCLOSUREWASSELECTEDTOMINIMIZETRAFFICDELAYANDINCONVENIENCETOTHETRAVELINGPUBLIC,SINCEMANYURBANFREEWAYSCARRYRELATIVELYLITTLETRAFFICOVERTHEWEEKENDCALTRANSHADPREVIOUSLYCOMPLETEDACEMENTCONCRETELLPRSPROJECT4,5THEOBJECTIVEOFTHESTUDYDESCRIBEDINTHISPAPERWASTOMONITORTHEFASTTRACKREHABILITATIONPROCESSANDTHECONTRACTORSPRODUCTIONPROGRESSUSINGASPHALTCONCRETEACFORLONGLIFEPAVEMENTREHABILITATIONOVERTHREEOFTHEPLANNEDTEN55HOURWEEKENDCLOSURESWHILETHEREHABILITATIONOFTHE44KMSTRETCHOFTHEEXISTINGPCCPAVEMENTWITHACWASPLANNEDTOBECOMPLETEDINTEN55HOURSWEEKENDCLOSURES,ITWASACTUALLYCOMPLETEDINEIGHT55HOURWEEKENDCLOSURESBYCOLLECTINGCONSTRUCTIONDATAANDDOCUMENTINGTHELEARNINGCURVEEXPERIENCEDBYXXX本科毕业设计英文翻译第4页THECONTRACTOR,THESTUDYAIMSTOACCUMULATEACONSTRUCTIONDATABASE,WHICHCALTRANSCANUSEASAREFERENCEINTHEANALYSISANDREFINEMENTOFMETHODSFORFUTURELLPRSPROJECTSTHESTUDYALSOINCLUDEDMONITORINGOFSHORTANDLONGTERMTRAFFICBEHAVIORSANDIMPACTSDURINGTHE55HOURCLOSURESTHESERESULTSAREDESCRIBEDINASEPARATEPAPER6I710PROJECTOVERVIEWFIRSTOPENEDTOTHEPUBLICIN1952,INTERSTATE710ISTHEPRIMARYACCESSROUTETOTHECITYOFLONGBEACHANDTHEPORTSOFLONGBEACHANDLOSANGELESITISAHEAVILYTRAVELEDCOMMUTERROUTEWITH155,000ADTDURINGWEEKDAYS,13PERCENTOFWHICHISTRUCKS7ATTHETIMEOFREHABILITATION,THEPAVEMENTWASINPOORCONDITION8PROJECTSCOPETHESCOPEOFTHEI710LONGBEACHPROJECTWASTOREHABILITATEABOUT44KMOFTHETOTAL263LANEKMOFEXISTINGPCCPAVEMENTBETWEENTHEPACIFICCOASTHIGHWAYPCHANDTHESANDIEGOFREEWAYI405DURINGTEN55HOURWEEKENDCLOSURESTHEFREEWAYHASTHREETRAFFICLANESINEACHDIRECTIONANDI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