Page 98 - Handbook of Materials Failure Analysis

CHAPTER

Failure analysis of reinforced

concrete structures 5

subjected to chloride

penetration and

reinforcements corrosion

,{
†
Elyson A.P. Liberati*, Caio G. Nogueira , Edson D. Leonel* , Alaa Chateauneuf {
Department of Structural Engineering, School of Engineering of Sa ˜o Carlos, University of Sa ˜o
Paulo, Sa ˜o Carlos, SP, Brazil *
Department of Civil Engineering, Sa ˜o Paulo State University, Bauru, SP, Brazil †
{
Polytech Clermont Ferrand, University Blaise Pascal, Clermont Ferrand, France

CHAPTER OUTLINE
1 Introduction ....................................................................................................... 94
2 Physical Nonlinearity of Materials ....................................................................... 96
2.1 Damage Mechanics Model for Concrete ................................................96
2.2 Plasticity Model for Steel ....................................................................98
3 Geometric Nonlinearity ....................................................................................... 98
4 Shear Strength Model ....................................................................................... 100
4.1 Intact Concrete and Aggregate Interlock Resistant Contributions ..........101
4.2 Dowel Action Strength Contribution ...................................................101
4.3 Shear Reinforcements Strength Contribution ......................................103
4.4 Shear Resistance Improvements into the Nonlinear
Solution Technique ..........................................................................105
5 Fick’s Diffusion Law .......................................................................................... 106
6 Corrosion Laws ................................................................................................ 108
7 Applications ..................................................................................................... 109
7.1 Two-Dimensional Reinforced Concrete Frame .....................................110
7.2 Simple Supported Reinforced Concrete Beams. Corroded and
Noncorroded Cases ..............................................................................115
8 Conclusion ....................................................................................................... 118
Acknowledgment .................................................................................................... 118
References ............................................................................................................ 119

Handbook of Materials Failure Analysis With Case Studies from the Chemicals, Concrete, and Power Industries. 93
http://dx.doi.org/10.1016/B978-0-08-100116-5.00005-3
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