Bridge design and evaluation: LRFD and LRFR

447 Pages·2013·11.687 MB·English

by  John Wiley & Sons., Fu, Gongkang

Bridge Design and Evaluation

Bridge Design
and Evaluation
LRFD and LRFR
GongkangFu
John Wiley & Sons, Inc.
CoverDesign:MichaelRutkowski
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LibraryofCongressCataloging-in-PublicationData:
Fu,Gongkang.
Bridgedesignandevaluation:LRFDandLRFR/GongkangFu.
p.cm.
Includesbibliographicalreferencesandindex.
ISBN978-0-470-42225-0(cloth);ISBN978-1-118-32993-1(ebk);ISBN978-1-118-33220-7(ebk);
ISBN978-1-118-33268-9(ebk);ISBN978-1-118-40255-9(ebk);ISBN978-1-118-40256-6(ebk);
ISBN978-1-118-40257-3(ebk)
1.Bridges–Designandconstruction–Textbooks.2.Bridges–Evaluation–Textbooks.
3.Bridges–Maintenanceandrepair–Textbooks.4.Loadfactordesign.I.Title.
TG300.F822013
624.2(cid:2)52–dc23
2012026192
PrintedintheUnitedStatesofAmerica
10987654321
TomyfatherwhotaughtmealgebrawhenIdidnothaveahighschooltoattend,
andtomymotherwhotaughtuslovewhenwedidnothaveenoughfood.

Contents
Preface xi
1
Introduction 1
1.1 BridgeEngineeringandHighwayBridgeNetwork 1
1.2 TypesofHighwayBridges 2
1.3 BridgeConstructionandItsRelationtoDesign 7
1.4 AASHTOSpecificationsandDesignandEvaluationMethods 9
1.5 GoalsforBridgeDesignandEvaluation 11
1.6 PreliminaryDesignversusDetailedDesign 11
1.7 OrganizationofThisBook 12
References 14
2
Requirements for Bridge Design and Evaluation 15
2.1 GeneralRequirements 15
2.2 LimitStates 16
2.3 Constructability 20
2.4 Safety 21
2.5 Serviceability 31
2.6 Inspectability 41
2.7 Economy 41
2.8 Aesthetics 42
2.9 Summary 44
References 45
Problems 45
vii
viii Contents
3
Loads, Load Effects, and Load Combinations 47
3.1 Introduction 47
3.2 PermanentLoads 48
3.3 TransientLoads 63
3.4 LoadCombinations 83
References 92
Problems 92
4
Superstructure Design 101
4.1 Introduction 101
4.2 HighwayBridgeSuperstructureSystems 103
4.3 PrimaryComponentsofHighwayBridgeSuperstructure 106
4.4 DeckSystems 110
4.5 Deck-SupportingSystems 121
4.6 DesignofReinforcedConcreteDeckSlabs 135
4.7 DesignofSteelIBeams 177
4.8 DesignofPrestressedConcreteIBeams 247
References 300
Problems 300
5
Bearing Design 303
5.1 Introduction 303
5.2 TypesofBridgeBearing 304
5.3 AppropriateSelectionofBearings 313
5.4 DesignofElastomericBearings 314
References 333
Problems 333
6
Substructure Design 335
6.1 Introduction 335
6.2 Piers 340
6.3 Abutments 346
6.4 Foundations 349
6.5 DesignofPiers 353
6.6 DesignofAbutments 357
References 393
Problems 393