The 54-mile stretch of the Mon Valley Expressway, also known as Pa. Route 43, is expanding to Duquesne, and eventually, Interstate 376.

JEFFERSON HILLS, Pa. (KDKA) -- Officials broke ground to kick off a project to extend the Mon/Fayette Expressway, which has been in the making since 1988. The project will be broken into two ...

The Mon-Fayette toll road currently stretches 54 miles from Jefferson Hills to Morgantown, W.Va. Construction work has begun to extend the expressway 6 miles north from Jefferson Hills to ...

On Monday , Pennsylvania Turnpike Commission officials broke ground on the next phase of the Mon/Fayette Expressway, a $214 million contract for a three-mile section from Route 51 to Coal Valley ...