Arizona has massive stretches of highway that can get quite boring if you drive the speed limit, but this new law might turn ...

Arizona is testing the limits of how fast Americans can legally drive, with a proposal that would scrap daytime speed caps on long, empty stretches of interstate. The plan would make the state a ...

A new Arizona bill would allow select rural interstates to operate without daytime speed limits, citing safety data and ...

SACATON, AZ (AZFamily) — A major freeway has reopened after multiple crashes, including one that left a motorcyclist dead, ...

Federal and state transportation agencies will halt planning activities for a proposed 280-mile highway between Nogales and Wickenburg in response to a lawsuit brought by conservationists. The U.S.

LUPTON, Ariz.LUPTON, Ariz. — Interstate 40 was reopened in both directions Sunday as fire crews continued watch over a controlled burn of remaining fuel from a freight train derailment near the ...

LUPTON, AZ — A freight train carrying fuel derailed and caught fire Friday near the Arizona-New Mexico state line, forcing the closure of an interstate highway that serves as a key trucking route.

FORTUNATELY, NO ONE WAS HURT. SKY 7 SKY 7 GETTING THIS VIEW AS 180,000 GALLONS OF FUEL STILL BURNS PEOPLE LIVING IN A TWO MILE RADIUS OF THE SITE NEAR I-40, GETTING EVACUATED. THAT INTERSTATE STILL ...