SR 189

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
Butterflies on SR 189
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

Mariposa Road drone shot
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
Gaby Kemp thumbnail image
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

Work begins on State Route 189 improvements in Nogales

Governor Ducey at State Route 189 groundbreaking
3/13/2020

A big day not just for Nogales but for all of Arizona

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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SR 189
Traffic
Construction
Safety
3/4/2020

Ducey: Improving SR 189 means Better Roads, Better Future for Arizona

2/18/2020

SR 189 open house set for Thursday, Feb. 20, in Nogales

SR 189 flyover ramp rendering
2/12/2020

Less than 4 miles but very important to Arizona's economy

Connecting the Mariposa Port of Entry with I-19 in Nogales, State Route 189 is about to get an upgrade that will ease congestion, aid commercial travel and support Arizona's economy.
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SR 189

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