SR 83: Black Oak Drive to Lower Elgin Road Roadway Reconstruction

This project is complete

Overview

The Arizona Department of Transportation has completed a project to repair the pavement on State Route 83 from milepost 31 (Black Oak Drive) to milepost 29 (Lower Elgin Road) in Sonoita.

Key Elements:

• Removed and replaced the roadway surface

• Improved erosion control

• Installed new signage

• Replaced pavement markings

• Replaced guardrail 

• Other miscellaneous improvements 
   

Project Area

What to Expect

• Flaggers and temporary portable traffic devices will direct traffic through the project area during construction. 
• One lane of travel will be maintained during construction.
• Construction is tentatively scheduled from 6 a.m. to 6 p.m. Monday through Friday. 
• ADOT will provide advance notice of restrictions and closures to email subscribers and on the project website.

Schedule

The project began in October 2025 and was completed late April 2026.

Project Photos

Before project construction

After project construction

Photo Albums

Stay Informed

• By email: Subscribe to receive project updates and traffic alerts.

• By phone: Call the ADOT Project Information Line at 855.712.8530.

• Online: Submit a question or comment via email to Dulce Maria Rojo at [email protected]

• For real-time highway conditions statewide, follow ADOT on Twitter (@ArizonaDOT), visit az511.gov or call 511, except while driving.