SR 189

3/9/2022

State Route 189 improvement project nears completion in Nogales

2/25/2022

SR 189 flyover ramps open in Nogales

5/19/2021

Roundabout opens at Target Range Road

SR 189 bridge girders I-19 international commerce safety

4/22/2021

State Route 189 work enters the home stretch

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.

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SR 189

Bridges

I-19

Girders

11/24/2020

Monarch butterflies take flight in SR 189 construction

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.

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SR 189

Construction

10/27/2020

Traffic shift begins on SR 189 in Nogales

9/28/2020

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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SR 189

9/23/2020

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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SR 189

Interchange

5/15/2020