ADOT Blog

Latest blog articles

A digital message board on the highway encourages motorists to slow down in work zones.

04/23/2026

Give workers a ‘brake’ in construction zones

If you’re out on Arizona highways this week, you may notice overhead message boards displaying a message encouraging drivers to slow down in work zones. That’s because Work Zone Awareness Week runs from April 20-24, and it’s the perfect...

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A memorial dedicated to ADOT workers who died serving the state.

04/20/2026

Stay alert and slow down during Work Zone Awareness Week

It’s Work Zone Awareness Week, and we’re taking the opportunity to raise awareness about the things we all can do to keep each other safe in work zones. ADOT crews work all hours of the day to build and maintain Arizona’s highways. I’m...

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04/12/2026

PODCAST: You should pay attention to ADOT's distracted driving podcast

We know it’s not easy to avoid every distraction when you’re behind the wheel. All the more reason to pay attention to Kelsey Mo, ADOT’s public information officer for safety, as she talks to Doug Nintzel during Distracted Driving Awareness Month.

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There's more to guardrail repair than meets the eye

Crews have been hard at work replacing guardrail on northbound State Route 87. But what does that entail? Here's what goes into putting in these silent sentries of highways.

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A road sign in a desert landscape shows distances to Green Valley (20 km), Amado (40 km), and Nogales (86 km).

09/29/2020

Kilometers in Arizona? You bet!

Ever wondered why I-19 is marked in kilometers? Thank Gerald Ford!

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Aerial view of a highway intersection with surrounding greenery and some buildings under a partly cloudy sky.

09/28/2020

A butterfly’s view of Mariposa Road

Mariposa means butterfly in Spanish, so we are giving you a butterfly's view of the improvements to State Route 189, Mariposa Road, in Nogales.

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09/25/2020

Historic Ligurta Wash Bridge still carrying traffic

All the traffic may be on Interstate 8, but that doesn't mean this 90-plus-year-old bridge a stone's throw away isn't still doing its job.

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Black and white image of vehicles driving on US 89 bridge

09/24/2020

Throwback Thursday: Over the bridge and under the surface

This photo looks pretty ordinary, but this scene actually holds a lot of state transportation history.

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A woman and a man, both wearing sashes and crowns, stand side by side in a gymnasium. The woman holds a bouquet and both are smiling. The sashes read 1992 and King.

09/23/2020

Adelante Nogales via SR 189

A part of ADOT employee Gaby Gonzalez Kemp's heart will always be in her hometown of Nogales. That's why she is glad to see the improvements coming to State Route 189.

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