"Allow extra travel time and prepare to use detour routes as needed," the Arizona Department of Transportation says.

According to a fact sheet prepared by Senate research, SB 1010 would formally designate Loop 202 as the "Charlie Kirk Highway" and direct that name to appear in official state records. The Arizona ...

Arizona's RAPID Act could create America's first "no speed limit" highways on rural interstates, testing a radical return to ...

A proposal from Republican Rep. Nick Kupper would, among other things, set up a pilot project on a stretch of I-8 between ...

Several highways in Northern Arizona are closed due to crashes and winter weather, according to the Arizona Department of Transportation.

The Tempe-based builder will negotiate with the state’s DOT on a preconstruction services contract that is expected to be ...

Snow moved into the high country early Jan. 8 and was expected to continue through the afternoon and evening. Flagstaff had picked up 2 to 4 inches, with snow reaching lower elevations, including ...

This quirky stretch of highway in Arizona has something a little bit different about it, that isn't the norm in the U.S.

The experimental move could change US driving rules, with backers arguing it modernizes traffic law to better reflect road ...

A state lawmaker would give drivers the green light to go as fast as they deem "reasonable and prudent," pulling speed limits ...

Two truck drivers were seriously injured in a crash that disrupted traffic on US 93 north of Wickenburg on Monday morning.