After more than a year of plowing more than 200 feet below the streets of metropolitan Cleveland and Lake Erie, Mackenzie, the 1,500-ton tunnel boring machine, completed her three-mile journey of clearing the way for a new 24-ft diameter pollution control tunnel.

A plan to widen a 27.3-mile section of U.S. Route 64 in eastern North Carolina balances natural, built, and mobile environments.

Several East Coast ports dream of bigger ships and bigger economic activity once the Panama Canal widening is completed in 2015. First, however, they must address some current environmental realities.

It sounds like something straight out of an action-adventure movie: an intense, hours-long struggle to close a stubborn valve succeeds at the last minute, saving thousands from impending disaster.

Tolls and other user-based revenue models may well be the future of highway construction financing, but owners and investors may be in for a long wait before fully reaping the returns of this new era.

Uncertainty over the outcome of the lawsuit challenging the use of tolls for the Midtown Tunnel P3 project isn’t stopping the Virginia Department of Transportation from contemplating other opportunities for the private-sector to help fund highway improvements.

The Commonwealth of Virginia has officially filed its appeal of last month’s ruling prohibiting the use of tolls to fund improvements to the Midtown and Downtown Tunnels in Hampton Roads.

As a new AAA study notes, "hands-free" doesn't necessarily mean "risk-free."

Want to start an argument in Northern Virginia's traffic-choked western suburbs? Just mention a proposed new north-south highway.

A four-part series in the Virginian-Pilot newspaper looks at the issues surrounding the future of NC Route 12, the sole highway serving the state's Outer Banks.