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Article | REF: C2232 V1

Architectural concrete

Author: Marcel HUREZ

Publication date: November 10, 2000 | Lire en français

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    8. Maintenance

    8.1 Origin and nature of alterations

    The main types of deterioration encountered in facing can be internal to the concrete (efflorescence, for example), environmental or human-induced.

    A survey conducted by CERIB shows that the most frequently reported assaults are, in descending order:

    • graffiti (28%);

    • damage caused by various stains (20%);

    • mosses and mushrooms (20%);

    • dust (15%);

    • smoke and soot (8%);

    • acid rain (8%).

    Most of these alterations can be treated either preventively (with water repellent, for example)...

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