Once road builders make the base, it is time to build the asphalt concrete layers: the base layer, the intermediate layer and the surface layer. All these layers contain the aggregates—the piece ...

Smart asphalt represents a groundbreaking advancement in road construction technology, combining self-healing capabilities with energy-harvesting systems. This innovative material not only repairs ...

By embedding tiny plant spores filled with recycled oils into asphalt, scientists have created a material that can mend its own cracks. When the road surface is compressed by passing traffic, the ...

The exact mechanisms of crack formation in asphalt are not fully understood, but they often originate from the hardening of ...

Sealing cured asphalt can help the pavement resist oxidation ... the aggregate creates a more uniform road surface, ideal for vehicles and bicycles alike. Using lightweight aggregate chip seal ...

The Colorado Department of Transportation and contracting partner Elam Construction began resurfacing and culvert improvements on February 17 along Colo. 151 east of Ignacio from the La ...

and the asphalt as a whole. This allows us to identify the quality. In addition, the market has developed a number of maintenance techniques that, depending on the extent of the damage, can be used to ...