SR 189

SR 189 bridge girders I-19 international commerce safety
After a year's work, the new ramps connecting SR 189 and I-19 are almost ready. And with them, a better day for commercial trucking and safety in Nogales.
Butterflies on SR 189
Does the new interchange at SR 189 and I-19 give you butterflies too? Learn why and how monarch butterflies are being incorporated into the design.
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.
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.
Governor Ducey at State Route 189 groundbreaking
On March 4, Governor Doug Ducey and others gathered in Nogales to break ground for a project improving State Route 189, the 3...


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