SEATTLE – Expect a bumpier drive. An asphalt shortage is delaying road maintenance projects in communities nationwide. Asphalt is becoming scarce as U.S. refiners overhaul their equipment to maximize ...

While it's certainly important to monitor the condition of paved roads, keeping an eye on the surface will only tell you so much. You also need to know what's going on with the underlying asphalt, ...

The scientists claim their technology can produce the type of asphalt binders with the ability to weather pavement cracking and rutting and shorten training time for operators to learn how to use ...