Nondestructive Methods for Condition Evaluation of Prestressing Steel Strands in Concrete Bridges英文资料

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1、NCHRPWebDocument23(Project10-53)Contractor'sFinalReport:PhaseI--TechnologyReviewNondestructiveMethodsforConditionEvaluationofPrestressingSteelStrandsinConcreteBridgesFinalReportPhaseI:TechnologyReviewPreparedfor:NationalCooperativeHighwayResearchProgramTransportationResearchBoardNationalResearchCou

2、ncilNCHRPProject10-53Submittedby:A.T.CiolkoandH.TabatabaiConstructionTechnologyLaboratories,Inc.Skokie,IllinoisCTLProject210408March1999ACKNOWLEDGMENTThisworkwassponsoredbytheAmericanAssociationofStateHighwayandTransportationOfficials(AASHTO),incooperationwiththeFederalHighwayAdministration,andwasc

3、onductedintheNationalCooperativeHighwayResearchProgram(NCHRP),whichisadministeredbytheTransportationResearchBoard(TRB)oftheNationalResearchCouncil.DISCLAIMERTheopinionandconclusionsexpressedorimpliedinthereportarethoseoftheresearchagency.TheyarenotnecessarilythoseoftheTRB,theNationalResearchCouncil

4、,AASHTO,ortheU.S.Government.ThisreporthasnotbeeneditedbyTRB.ACKNOWLEDGMENTSTheresearchreportedhereinwasperformedunderNCHRPProject10-53bytheStructuralDevelopmentGroup(StructuralEngineeringLaboratory)ofConstructionTechnologyLaboratories,Inc.(CTL).CTLwasthecontractorforthestudy.WorkundertakenbySRIInte

5、rnationalandCordecInternationalwasundersubcontractwithCTL.AdrianT.Ciolko,P.E.,PrincipalEngineerandGroupManagerwasthePrincipalInvestigator.HabibTabatabai,P.E.,S.E.,PrincipalStructuralEngineerwastheotherauthorofthisreport.WorkwasdoneunderthesupervisionofMr.Ciolko.Dr.DavidWhitingoftheCTLMaterialsResea

6、rchandConsultingGroupprovidedassistancetotheresearchteaminevaluationofcorrosiondetectionmethodology.TABLEOFCONTENTSABSTRACT......................................................................................................................................AB1SUMMARY................................

7、.........................................................................................................S1CHAPTER1Introduction...............................................................................