Construction on the Loop 303 improvements are expected to take about two and half years to complete.

The southbound lanes of Interstate 17, south of Munds Park, are closed due to winter weather and a crash, according to the Arizona Department of Transportation. "Expect delays. There is no estimated ...

A study is being conducted to refine improvements to the 15-mile corridor between Interstate 17 at Pioneer Road and Loop 101 ...

A winter storm brought blowing snow that temporarily closed southbound Interstate 17 south of Flagstaff and prompted Arizona Snowbowl to shut down early Wednesday as conditions turned dangerous.

The Arizona Department of Transportation will begin working on improvements as part of the Loop 303 project near Interstate ...

PHOENIX — Eastbound Loop 303 saw a short-lived closure at Interstate 17 in Phoenix on Monday afternoon due to a crash, according to the Arizona Department of Transportation. The crash was located near ...

With the project considered to be more than halfway done, according to the Arizona Department of Transportation (ADOT), the Interstate 17 wildlife overpass south of Flagstaff has paused construction ...

The northbound lanes of Interstate 17 have reopened in Phoenix, according to the Arizona Department of Transportation. >> For real-time traffic conditions, click here. The closure at Pinnacle Peak ...