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    Asphalt concrete - Wikipedia

    History

    Natural asphalt (Ancient Greek: ἄσφαλτος (ásphaltos)) has been known of and used since antiquity, in … See more

    Mixture formulations

    Mixing of asphalt and aggregate is accomplished in one of several ways:
    Hot-mix asphalt concrete (commonly abbreviated as HMA) This is produced by heating the asphalt binder to decrease its viscosity an… See more

    Roadway performance characteristics

    Different types of asphalt concrete have different performance characteristics in roads in terms of surface durability, tire wear, braking efficiency and roadway noise. In principle, the determination of appropriat… See more

    Degradation and restoration

    Asphalt deterioration can include crocodile cracking, potholes, upheaval, raveling , bleeding, rutting, shoving, stripping, and grade depressions. In cold climates, frost heaves can crack asphalt even in one winter. Filli… See more

    Recycling

    Asphalt concrete is a recyclable material that can be reclaimed and reused both on-site and in asphalt plants. The most common recycled component in asphalt concrete is reclaimed asphalt pavement (RAP). RA… See more

    See also

    • Free floating screed – Part of a paving machine that spreads and smooths paving material
    • Pavement engineering
    • Marshall Stability Method… See more

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