Traffic Alerts - SR 189: International Border to Grand Avenue

SR189 Freeway - Ramping up for the future

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Travel Alerts

Plan for Overnight closures of Interstate 19 Off-ramp in Nogales September 15 and 16

The southbound Interstate 19 off-ramp to State Route 189 will be closed overnight Tuesday, Sept. 15, and Wednesday, Sept. 16, for ramp work.  The closures will begin at 8 p.m. each night and end by 6 a.m. the following morning.  Drivers who need to access SR 189 should use the Grand Avenue ramp instead.

The right lane on SR 189 will also be closed in each direction at the same time.

Work is occurring in conjunction with the SR 189 improvement project between the international border and Grand Avenue in Nogales.

Drivers should proceed through the work zone with caution, slow down and watch for construction personnel equipment.

Schedules are subject to change based on weather and other unforeseen factors.  For more information, please call the ADOT Bilingual Project Information Line at 855.712.8530 or go to and select Projects from the drop-down menu.  For real-time highway conditions statewide, visit ADOT’s Traveler Information Site at, follow ADOT on Twitter @ArizonaDOT, or call 511 except while driving.