Engineers conduct thousands of simulated stress tests on asphalt samples to develop asphalt that can withstand everything ...

The latter is a dark, tar-like petroleum byproduct ... As vehicles pass over a small crack in the road, that gap in the asphalt widens slightly—something that happens again, and again, and ...

About a third of any outer suburb is thermally dense black asphalt ... on the treated road or pavement hotter, suggesting roads with high pedestrian traffic should stay dark.

Austin recently undertook one such effort by treating a stretch of road in Southeast Austin ... have traditionally been paved with black asphalt, but dark colored surfaces absorb more heat and ...

The pavement manufacturers coat these aggregates with asphalt to bind them together and create a durable road surface. But both of these materials are nonrenewable. One way to reduce the demand ...

Arizona Department of Transportation engineers are working to develop more durable road materials that can withstand the state's diverse climate conditions.