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 ...

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.

Motorists in northern Arizona have a lot to look forward to in 2026 as a number of highway projects will not only be started ...

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 ...

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 ...

TUCSON, Ariz. (AP) — The main freeway in southern Arizona reopened in both directions Wednesday evening and officials said people living southeast of downtown Tucson could return home a day after a ...

TUCSON, Ariz. — The main freeway in southern Arizona reopened in both directions Wednesday evening and officials said people living southeast of downtown Tucson could return home a day after a deadly ...

TUCSON, Ariz. (AP) — The main freeway in southern Arizona reopened in both directions Wednesday evening and officials said people living southeast of downtown Tucson could return home a day after a ...