ADOT Blog

Latest blog articles

11/11/2026

ADOT shines for supporting dark skies

ADOT’s efforts to brighten Flagstaff's night sky has earned stellar recognition. The Flagstaff Dark Skies Coalition recently presented ADOT and the Arizona State Transportation Board with the Dark Sky Champion Award. As seen pictured below...

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11/10/2026

Honoring the commitment: Veterans and volunteers

Thank you, military veterans and supporters, for making the commitment to serve our country and for going above and beyond to preserve the beauty of Arizona.

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Black and white photo of Route 66 roadway with shops on either side and cars parked on the road.

11/09/2026

Route 66 celebrates 100 years of travel

Start your engines, put the Nat King Cole Trio on the radio, and get ready to celebrate the centennial of Route 66!

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Throwback Thursday: Capturing a moment

What can you gleam from this photo of roadwork from the 1930s?

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Guardrail posts, rail and bolts, awaiting assembly

09/30/2020

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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