Maintenance Technology of Colored Asphalt Concrete Pavement

Colored asphalt concrete pavement is made by mixing decolorized asphalt with various colored stones, pigments, and additives at a specific temperature to prepare various colored asphalt mixtures, and then paving and rolling to form a certain strength and Road performance of colored asphalt concrete pavement. Colored asphalt concrete pavement mainly includes 4 types: hot-mix colored asphalt concrete pavement,warm-mix colored asphalt concrete pavement,cold-mix colored asphalt concrete pavement, and colored asphalt concrete impression pavement. Colored asphalt concrete pavement is mainly used for urban main roads, expressways, ring roads, traffic indication areas, crosswalks, traffic deceleration zones, bicycle lanes, sidewalks, bridge deck paving, platforms, car parking lots, stadiums, factories, hospitals, and other enterprises. Division of functional areas of public institutions, airports, docks, stations, and other leisure and beautification areas.

At present, the maintenance of colored asphalt concrete pavement is still a weak link. Many units have built colored asphalt concrete pavement but do not know how to maintain it, what maintenance technology and materials to choose, or when to maintain it. In view of the industry's lack of knowledge on color asphalt concrete pavement maintenance, this article introduces the maintenance technology, materials, and maintenance timing of color asphalt concrete pavement.