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

Starting in the spring of 2026, the Arizona Department of Transportation will launch a years-long improvement project around ...

Rep. Nick Kupper wants speed limits to be at least 80 miles per hour in rural areas of Arizona, but his proposal also would ...

The Arizona Department of Transportation announced Dec. 18 that the three-year-long improvement project was officially over.

“Both found that roughly 83% of drivers stayed around 77 mph because that’s where they feel comfortable,” Kupper explained. “Drivers in these zones tend to keep a closer relative speed to each other ...

Both directions of Interstate 10 are closed near Quartzsite at milepost 23, according to the Arizona Department of Transportation. The closure is due to a downed powerline and there is no estimated ...

Arizona may become the only state without maximum speed limits on some highways, as Rep. Nick Kupper proposes a pilot project ...

Republican Arizona State Rep. Nick Kupper introduced the RAPID Act, which would impact speed limits on rural interstates, on ...

If you are traveling north of the Valley this holiday weekend, your trip could be easier than ever thanks to a transformative project on Interstate 17.

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 ...