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File photo of reconstructed I-10/Orange Grove Road interchange
The Arizona Department of Transportation is nearing completion on a project to widen and reconstruct Interstate 10 from Ina to Ruthrauff roads in the northwest Tucson area, with all parts of the
The Route 66 centennial is a big deal here at the Arizona Department of Transportation. That’s why our director, Jennifer Toth, gave opening remarks today at a U.S. Postal Service ceremony in Phoenix dedicating stamps honoring the historic route’s 100 years as of this coming November.

L-SC-027 Appraisal

When ADOT commissioned a bird’s eye video rendering of the I-40/US 93 interchange project in Kingman, we never could have imagined there’d be an opportunity to see just how realistic the images would turn out when viewed from above.
I-10 Tunnel to Split Map
The Arizona Department of Transportation (ADOT), in cooperation with the City of Phoenix and the Maricopa Association of Governments (MAG), has begun a study of Interstate 10 (I-10) from the Deck Park Tunnel to the I-10/I-17 interchange, also known as the “Split” interchange, near Phoenix Sky Harbor International Airport, also known as Sky Harbor.

If you live in Arizona year-round, there’s one thing for certain: You cannot escape the summer heat. 

Sometimes, we can’t even escape summer-like temperatures in March. 

But, during Heat Awareness Week (May 4-8), ahead of the brunt of summer, we want to remind motorists to make sure their vehicles are prepared to handle extreme weather conditions. 

May the Fourth be with you. 

We have combined the Force with important safety reminders on our overhead message signs to help motorists safely travel to a galaxy far, far, away…

Or nearby, if you have a short commute!

Volunteering is a great way to get involved in the community. Meet a group of volunteers who welcomes others to serve alongside them and help keep State Route 24 clean.
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  • The inside left turn lanes at Thomas Road to north- and southbound Loop 101 will be closed for approximately 60 days beginning 5 a.m. Monday, June 8 (one turn lane will remain open). 
    • East- and westbound Thomas Road at Loop 101 will be narrowed to one lane in each direction from 9 p.m. to 5 a.m., Monday through Friday nights while the long-term turn lane restrictions are in place beginning Monday, June 8. NOTE: Left turns will still be allowed. 

ADOT advises drivers to use caution and be prepared to slow down and merge safely when approaching and traveling through all work zones.

Close alert
Map showing the planned State Route 30 corridor from SR 85 to I-17, divided into West, Center, and East segments with construction start years from 2027 to 2046.
The Arizona Department of Transportation (ADOT), in cooperation with the Federal Highway Administration (FHWA) and the Maricopa Association of Governments (MAG), has initiated a project to build a new freeway in the southwest valley, State Route 30 (Tres Rios Freeway). The new freeway will serve as a traffic reliever and alternate route to Interstate 10, crossing the cities of Buckeye, Goodyear, Avondale and Phoenix.