Authorities are on-scene after piece of concrete fell from the top of a downtown Boston tunnel on the road below.

The crash occurred at 11:37 a.m. under a snow-dusted hill in Green River, Wyo., according to the State Transportation ...

Investigators in Wyoming began sifting through the wreckage inside a highway tunnel Saturday after smoke, hazardous chemicals ...

Advocates say the hold is an opportunity to consider alternatives, including ripping out the expressway completely. But there ...

The crash took place in the westbound tube of the twin tunnel under Castle Rock in the state’s southwest region.

The Kensington Expressway tunnel project, which had already been set to receive some $1.2 billion in state and federal funds and which has the support of elected officials at the local, state and ...

At least two people were killed in a "multi-vehicle crash" in an interstate tunnel, Wyoming authorities confirmed Friday.

Interstate 80 was closed in Green River after the crash and will likely remain so until at least Wednesday, officials said.