Effect of aggressive agents penetrating concrete
Corrosion of reinforcements in concrete
Quizzed article REF: COR407 V2
Effect of aggressive agents penetrating concrete
Corrosion of reinforcements in concrete

Authors : Valérie L'HOSTIS, André RAHARINAIVO, Guy TACHÉ

Publication date: December 10, 2016 | Lire en français

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5. Effect of aggressive agents penetrating concrete

5.1 Fluid transport

Fluids contained in the environment surrounding the concrete can penetrate this coating and reach the reinforcement, depassivating it. These gaseous (e.g. carbon dioxide) or liquid (e.g. aqueous solutions) fluids pass through the various pores, which are interconnected within the concrete (connectivity).

The transport mechanisms of these fluids are of four classes (figure 16 ):

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