Nogales, AZ – Drivers heading toward the Coronado National Forest should expect construction activity beginning Sunday, October 20, as the Arizona Department of Transportation (ADOT) launches a new improvement project along State Route 289, a key route accessed from Interstate 19.
According to ADOT, crews will mill and repave the 10.5-mile roadway, replace pavement markings, install new guardrails and fencing, and update bridge deck seals at the I-19 overpass. The project aims to enhance safety and provide a smoother ride for travelers between southern Arizona and recreation areas in the Coronado National Forest.
Work is scheduled to continue through the winter months, with completion expected in the spring. ADOT encourages motorists to allow extra travel time and be prepared for lane restrictions or brief delays in the area during construction.
The improvements come as part of ADOT’s ongoing efforts to maintain and modernize rural highways throughout southern Arizona, ensuring safer and more reliable access to outdoor destinations.
This article was produced by a journalist and may include AI-assisted input. All content is reviewed for accuracy and fairness.
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