Already scrambling for highway funding, state departments of transportation and road contractors now are stymied by a nationwide shortage of pavement-marking paint. Photo: WSDOT Highway ...

The American Association of State Highway and Transportation Officials’ Committee on Materials and Pavements (AASHTO COMP) has approved the Purdue-developed method as a new national standard. AASHTO ...

The westbound lanes of a section of Highway 402 in Ontario's Lambton County have reopened after extreme heat buckled the pavement on Sunday. The temperature exceeded 30 C, minus the humidity, that ...