From the Archive

April 1977
We're going back to 1977 and showing you a unique vehicle used to test the wet friction characteristics of a road.
NewsBeat, 1986
We're taking you back to the beginnings of the Engineer-in-Training program.
Mixing oil for 19th Ave, 1934
We dug up a photo of a road crew at work in the 1930s!
I-15 Construction mid-60s
Road construction can be a challenge on a good day, but is especially challenging when building a road through the mountains.
Black and white aerial view of I-19 from 1964
We're taking it back to the mid-60s today and construction of the only highway in the country still using the metric system.
I-17 south of Thomas Rd
While a lot has changed on I-17 in downtown Phoenix, a few things have endured over the years.
Black Canyon Highway and Thomas Road in 1960
Our blog series "From the ADOT Archives" takes you back to downtown Phoenix in 1960.
Mapping in the 1970s
Advances in mapping and cartography parallel those in technology.
1971 Road Sign: "Are you putting me on?"
Many have taken notice of the safety messages on ADOT's overhead message boards, but the agency has been trying to get drivers' attention for many years.
Traffic Safety Division Display at the 1970 State Fair
The Arizona State Fair is a tradition for many including ADOT. We're taking you back to the '70s this week.

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