Geologists examine a massive fissure in Arizona and find that may have existed way before it caught public attention.

From semi-trucks and school buses to recreational vehicles and compact cars, heavy traffic along Highway 89 through Cameron, Arizona, is not uncommon for ... due to the roads being more hazardous.

Trains crossed over the Salt River Bridge for the first time, marking a new milestone as testing expands south toward the ...

We call the road ‘Killer 89,’” said Candis Yazzie, the former vice president of the Cameron Chapter House. Now, a mining ...

The improvement project along Interstate 10 near Sky Harbor International Airport continues to cause weekend road closures and lane restrictions.

The General used Bureau of Labor Statistics to examine the counties with the most car repair shops in Arizona.

TUCSON, Ariz. (13 News) - Planning for a new interstate through southern Arizona has been put on hold. 280 miles of highway between Nogales and Wickenburg expanding Interstate 11 had been proposed by ...

Interstate 10 was noted three times in a list of the top 10 most dangerous highways in the United States. Five portions of Arizona's freeways made the list. According to data, there were 232 ...

The U.S. District Court in Arizona on Wednesday stayed the case brought by conservation groups after the Federal Highway Administration and Arizona Department of Transportation agreed to ...

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.

They hope to kill it entirely. There was no immediate comment from either the Federal Highway Administration, which is conducting the studies, or the Arizona Department of Transportation which has ...