The Arizona Department of Transportation announced major weekend traffic closures for the Broadway Curve Improvement Project.

Conservation groups say the proposed Arizona routes for an Interstate 11 project failed to consider habitat for imperiled ...

President Trump's decision to suspend already-approved federal funds for some projects could set back plans to widen ...

Interstate 10 appeared three times in a list of the top 10 most dangerous U.S. highways, with five Arizona freeway sections included on the list.

Interstate 10 heading into downtown Phoenix from the West Valley was closed briefly after a crash Wednesday morning.

PHOENIX — The westbound lanes of Interstate 10 from Chandler to central Phoenix will be closed this weekend due to a traffic shift. The Arizona Department of Transportation said the closure will take ...

The proposed freeway would run from Wickenburg to Nogales and has been subject to lawsuit filed by a conservation group.

Rep. Greg Stanton has raised concerns about the potential withholding of $95 million in Bipartisan Infrastructure Law funds for the I-10 widening project.

Interstate 10 has reopened after it was closed for several hours Saturday morning following a deadly crash south of Queen ...

In response to a lawsuit from conservation groups, the Federal Highway Administration and Arizona Department of ...

As Arizona’s Family reported, one of the threatened species is the cactus ferruginous pygmy owl, whose climate would be threatened as part of the highway’s construction.