Time-dependent behaviour of concrete structures 2011

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1、Time-DependentBehaviourofConcreteStructuresServiceabilityfailuresofconcretestructuresinvolvingexcessivecrackingordeflectionarerelativelycommon,eveninstructuresthatcomplywithcoderequirements.Thisisoftenasaresultofafailuretoadequatelyaccountforthetime-dependentdefor

2、mationsofconcreteinthedesignofthestructure.Designforserviceabilityiscomplicatedbythenon-linearandinelasticbehaviourofconcreteatserviceloads.Theserviceabilityprovisionsembodiedincodesofpracticearerelativelycrudeand,insomesituations,maybeunreliableandoftendonotadeq

3、uatelymodelthein-servicebehaviourofstructures.Inparticular,theyfailtorealisticallyaccountfortheeffectsofcreepandshrinkageoftheconcrete.Providingdetailedinformation,thisbookassistsengineerstorationallypredictthetime-varyingdeformationofconcretestructuresundertypic

4、alin-serviceconditions.Itgivesanalyticalmethodstohelpanticipatetime-dependentcracking,thegradualchangeintensionstiffeningwithtime,creep-induceddeformationsandtheloadindependentstrainscausedbyshrinkageandtemperaturechanges.Calculationproceduresareillustratedwithma

5、nyworkedexamples.Avitalguideforpractisingengineersandadvancedstudentsofstructuralengineeringonthedesignofconcretestructuresforserviceability,providingapenetratinginsightintothetime-dependentbehaviourofreinforcedandprestressedconcretestructures.RaymondIanGilbertis

6、ProfessorofCivilEngineeringattheUniversityofNewSouthWalesandcurrentlyholdsanAustralianResearchCouncilAustralianProfessorialFellowships.Hehasover35yearsexperienceinstructuraldesignandisaspecialistintheanalysisanddesignofreinforcedandprestressedconcretestructures.G

7、ianlucaRanziisaSeniorLecturerofStructuralEngineeringattheUniversityofSydney,specialisingintheanalysisanddesignofconcreteandcompositesteel-concretestructures.Time-DependentBehaviourofConcreteStructuresRaymondIanGilbertandGianlucaRanziFirstpublished2011bySponPress2

8、ParkSquare,MiltonPark,Abingdon,OxonOX144RNSimultaneouslypublishedintheUSAandCanadabySponPress270MadisonAvenue,NewYork,NY10016USAThiseditionpublishedintheTaylor