(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Mansour Solaimanian, Penn State (THE CONVERSATION) While on the road, you’re ...

Engineers determine how many layers to build and how thick to make each layer by figuring out how much traffic will drive over the road. The more traffic, the thicker the pavement needs to be.

Road base is a layer of material placed on the subgrade. It typically consists of crushed rock or gravel. This layer serves as a foundation for the pavement, ...

Airport runways and regular highways share some similarities, but the conditions both are built for are quite different, and ...

Measurement accuracy for layers of less than 1-inch may be affected by the underlying layer, while layers that are 2.5 to 3-inches may be affected by density gradients within the layer. Maine DOT is ...

More than 15 miles of aging roads got protective topcoats of a rubberized chipseal to extend use of the pavement as much as a dozen years, Town Manager Garry Brumback said. The chipseal program beg… ...

Big Mountain Road will undergo pavement preservation work starting Aug. 7, according to the Montana Department of Transportation. The project, which is meant to keep the roadway in good condition ...

Engineers determine how many layers to build and how thick to make each layer by figuring out how much traffic will drive over the road. The more traffic, the thicker the pavement needs to be.

While on the road, you’re probably thinking more about your destination than the pavement you’re driving over. But building roads requires a host of engineering feats, from developing the right ...