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Adopt a Highway volunteer groups and others are invited to help tidy up along state highways for Earth Day. Whether you are a seasoned volunteer or just looking to make a difference, your participation makes a measurable impact toward reducing roadside litter.
This week’s episode of On the Road With ADOT features two of our many team members involved in preserving Arizona’s vast investment in state highways and the use of fog seals to extend pavement life.
With St. Patrick’s Day around the corner, we want to take a moment and remind everyone to plan ahead so you get home safely after the festivities. If you’re out on state highways this weekend, you may notice some of our overhead message...

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After six months of extensive earthwork on the US 89 landslide repair project south of Page, ADOT is moving on to the final phase of the project to restore the highway.
State Route 89A in the Oak Creek Canyon switchbacks (mileposts 387-390) was fully reopened this afternoon after crews repaired a sinkhole that had been discovered in the northbound lane on Saturday.
ADOT has begun construction of a northbound climbing lane on SR 95 to improve traffic flow through the Mohave Mountains region, about 10 miles north of Lake Havasu City (mileposts 190-195).
When someone hears the word “asphalt,” they might picture the road that they drive on, but asphalt is actually one component of that surface.
Partnering is a valuable concept for ADOT and, as you can see in today's video, it’s something that contributes to a successful project.
Snow fences are used by ADOT to help prevent wind-blown snow or snowdrifts from accumulating on the roads.
It’s been a while since we checked in on the Virgin River Bridge No. 6 rehabilitation project that’s happening up in the far northwestern corner of the state, but as you can see crews have kept busy.
ADOT’s job doesn’t end once a road is built.
Ever hear of something called red-dyed diesel fuel?
Smooth roads are a top ADOT priority and they have been for some time, even back in 1968 when these photos were taken…