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Interstate 17 south of Flagstaff (ADOT file photo)
ADOT and its contractors are not scheduling closures for state highway construction projects during the upcoming holiday weekends. Please stay alert and focus on safe driving. Learn more here. 
ADOT Map of Holbrook, Arizona, showing the project area along State Route 77 south of downtown. The highlighted section indicates the Little Colorado River bridge and nearby roadway scheduled for rehabilitation.

Project Cost: $2.4 million

The Arizona Department of Transportation has initiated a project to rehabilitate the Little Colorado Bridge and roadway pavement along State Route 77 in Holbrook. The bridge is located south of Holbrook’s downtown area on the way to Snowflake.

ADOT Map showing the project area along Seventh Street at Interstate 10 in Phoenix. Project limits are highlighted north and south of I-10 near McDowell Road, Roosevelt Street, and surrounding cross streets.
ADOT Map showing project areas for improvements along Interstate 10 in Phoenix. Work areas are highlighted at Seventh Street north and south of I-10, and at Elliot Road, Warner Road, Ray Road, and Chandler Boulevard west of I-10.

The Arizona Department of Transportation is scheduled to begin work in January on improvements to several cross streets along I-10. There are two areas of Phoenix where the work will take place:

I-17 Flex Lanes Open Ahead Sign
If you’re packing up the kids and the presents and hitting the holiday road, you’ve got one more reason to celebrate this season, now that the new flex lanes are open and the I-17 Improvement Project
A video from American Association of State Highway and Transportation Officials (AASHTO) features ADOT director explaining the Arizona Transportation Institute and its goals.

The holiday season is in full swing and with people gathering with family and friends to celebrate meals, traditions and more, we want to make sure you get safely to and from your destination. 

Randy Everett, ADOT Central District Administrator, previews improvements on tap for the coming year, including freeway-to-freeway ramps at Loop 303 and I-17 and extending Loop 303 southward in the West Valley.
ADOT map for the US 191 Cochise Railroad Overpass Bridge Replacement Project showing the project area highlighted along US 191 between mileposts 62 and 63.8 near Cochise, Arizona. The map shows the Union Pacific Railroad crossing, nearby Interstate 10, milepost markers, and a north arrow, with the project segment indicated in orange.

The Arizona Department of Transportation is replacing the Cochise Railroad Overpass Bridge on US 191 between mileposts 62 and 63.8, near Cochise. Construction on this project began in December 2025 and is expected to continue through spring 2028.

ADOT map for the Cornville Road Roundabout project in Yavapai County, Arizona, showing the intersection of Cornville Road and Tissaw Road marked as the project limits. The map includes nearby communities such as Cornville, Cottonwood, Cottonwood-Verde Village, and the Village of Oak Creek, along with State Routes 89A and 260 and the Verde River. A legend identifies the project limits.

Project Cost: $6,000,000

The Arizona Department of Transportation, in cooperation with Yavapai County, has initiated a project to install a roundabout at the intersection of Cornville Road and Tissaw Road in the community of Cornville.

State Route 24 Shield Sign (Southeast Valley) ADOT File Photo
The speed limit on the four-lane State Route 24 in the Southeast Valley has been adjusted from 45 to 55 mph following an ADOT evaluation. Learn more here.