Bridge Deck Behaviour, Second Edition

"This book describes the underlying behaviour of steel and concrete bridge decks. It shows how complex structures can be analysed with physical reasoning and relatively simple computer models and without complicated mathematics."--Provided by publisher. Cover Half Title Title Page Copyright Page Contents Acknowledgements Preface Notation Chaptert 1: Structural forms and calculation methods 1.1 Introduction 1.2 Structural forms 1.3 Safety of methods 1.4 Hooke's law and Young's modulus References Chapter 2: Beam decks and frames 2.1 Introduction 2.2 Types of beam deck 2.3 Bending of beams 2.4 Torsion of beams 2.5 Computer analysis of continuous beams 2.6 Construction sequence 2.7 Frame and arching action 2.8 Short-term and long-term behaviour References Chapter 3: Slab decks 3.1 Introduction 3.2 Types of structure 3.3 Structural action3.4 Rigorous analysis of distribution of forces 3.5 Grillage analysis 3.6 Grillage examples 3.7 Interpretation of output 3.8 Moments under concentrated loads 3.9 Shear-key slab decks 3.10 Grillage analysis of shear-key slab References Chapter 4: Beam-and-slab decks 4.1 Introduction 4.2 Types of structure 4.3 Structural action 4.4 Grillage analysis 4.5 Grillage examples 4.6 Application of load 4.7 Interpretation of output 4.8 Torsionless design 4.9 Bracing 4.10 Slab membran eaction in beam-and-sla bdecks References Chapter 5: Multicellular decks 5.1 Introduction5.2 The shear-flexible grillage 5.3 Grillage mesh 5.4 Modes of structural action 5.5 Section properties of grillage members 5.6 Load application 5.7 Interpretation of output 5.8 Comparison with finite strip method References Chapter 6: Box-girder decks 6.1 Distortion of single-cell box-girder 6.2 Methods of calculation 6.3 BEF analysis of box-girder 6.4 Space frame analysis of box-girder 6.5 Grillage analysis of box-girder 6.6 Grillage analysis of multiple box-girder deck 6.7 Grillage analysis of a multispan box-girder References Chapter 7: Space frame methods and slab membrane action7.1 Truss space frame 7.2 McHenry lattice 7.3 Cruciform space frame 7.4 Slab membrane action 7.5 Downstand grillage 7.6 Effects of slab membrane action on beam-and-slab deck behaviour References Chapter 8: Shear lag and edge stiffening 8.1 Shear lag 8.2 Effective width of flanges 8.3 Edge stiffening of slab decks 8.4 Upstand parapets to beam-and-slab decks 8.5 Service bays in beam-and-slab decks References Chapter 9: Skew, tapered and curved decks 9.1 Skew decks 9.2 Tapered decks 9.3 Curved decks References Chapter 10: Distribution coefficients10.1 Introduction 10.2 Some published load distribution charts 10.3 Influence lines for slab, beam-and-slab and cellular decks 10.4 Application of charts to slab deck 10.5 Application of charts to beam-and-slab deck 10.6 Application of charts to cellular deck References Chapter 11: Temperature and prestress loading 11.1 Introduction 11.2 Temperature strains and stresses in simply supported span 11.3 Temperature stresses in a continuous deck 11.4 Grillage analysis of temperature moments 11.5 Differential creep and shrinkage Contents 8 Acknowledgements 12 Preface 14 Notation 18 1 Structural forms and calculation methods 22 2 Beam decks and frames 45 3 Slab decks 74 4 Beam-and-slab decks 103 5 Multicellular decks 127 6 Box-girder decks 156 7 Space frame methods and slab membrane action 178 8 Shear lag and edge stiffening 198 9 Skew, tapered and curved decks 209 10 Distribution coefficients 220 11 Temperature and prestress loading 243 12 Harmonic analysis and folded plate theory 265 13 Finite element method 284 14 Stiffnesses of supports and foundations 302 Appendix A Product integrals Functions of load on a single span Harmonic components 322 Appendix B Calculation of torsion constant for solid beams 326 Author index 328 Subject index 330 Bridge,Deck,Behaviour

This book describes the underlying behaviour of steel and concrete bridge decks. It shows how complex structures can be analysed with physical reasoning and relatively simple computer models and without complicated mathematics.