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TBT Thomas Road paving
What can you gleam from this photo of roadwork from the 1930s?
Guardrail construction
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.
Interstate 19 kilometers
Ever wondered why I-19 is marked in kilometers? Thank Gerald Ford!
Mariposa Road drone shot
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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Where in AZ
Our weekly "Where in AZ??" often features beautiful landscapes around the state. This week is no different.
Ligurta Wash Bridge
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.
TBT Glen Canyon Dam bridge
This photo looks pretty ordinary, but this scene actually holds a lot of state transportation history.
Gaby Kemp thumbnail image
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.
Green Valley Litter Patrol
National CleanUp Day was this past Saturday - and by all accounts it was a phenomenal success!
ADOT Highway Trivia
Put your Arizona highway knowledge to the test! Can you get them all right?
Where in AZ
It's a well-known spot in Arizona. If you believe you've visited it, please join our "Where in AZ??" challenge!
ADOT Kids AAH Word Scramble
Did you know that today, September 19, is National CleanUp Day? That's right, today is the day when everyone is encouraged to...

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