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UPDATE: Pavement improvement project scheduled to start on SR 85 in Pima County June 15

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Long term north- and southbound lane restrictions were previously scheduled to begin June 8

The Arizona Department of Transportation advises drivers to plan for lane restrictions on State Route 85 between Elota Avenue (milepost 42) and milepost 60 weekdays from 6 a.m. to 8 p.m. beginning Monday, June 15, through spring 2027 as a new pavement rehabilitation project gets underway in Ajo and Why.

Motorists can expect the following restrictions:

  • Flagging operations in the project area
  • Rolling lane restrictions as crews work in multiple sections each day 
  • A 12-foot vehicle width restriction 
  • 25 mph speed limit in the work zone

Drivers should allow extra travel time, use caution, be prepared to slow down and merge safely when approaching and traveling through all work zones.

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State Route 85: Elota Avenue to Milepost 60 Pavement Preservation Project

State Route 85: Elota Avenue to Milepost 60 Pavement Preservation Project

Contents

  1. Overview
  2. Project Fact Sheet
  3. Project Elements
  4. Project Area Map
  5. What to Expect
  6. Schedule
  7. Stay Informed

Overview

The Arizona Department of Transportation is scheduled to begin a pavement preservation project in the spring of 2026 on State Route 85 from Elota Avenue to milepost 60 in Ajo.

Project Fact Sheet

English Fact Sheet (PDF)
Spanish Fact Sheet (PDF)

Project Elements

  • Milling and repaving of the roadway surface
  • Applying fog coating to the roadway
  • Replacing the guardrail
  • Constructing ADA ramps at the intersection of Elota Avenue and SR 85

Project Area Map

Project map showing State Route 85 from Elota Avenue at milepost 42 to milepost 60 in Ajo for a planned pavement preservation project.

What to Expect

  • Traffic along SR 85 will be maintained. Lane closures are anticipated during the pavement work.
  • Traffic control devices will guide motorists through the construction area.
  • Construction work is tentatively scheduled from 6 a.m. to 8 p.m. Monday through Friday.
  • Drivers can expect temporary delays as traffic is redirected through a single travel lane.
  • ADOT will provide advance notice of restrictions and closures to email subscribers.

Schedule

Construction on this project is anticipated to begin in the spring of 2026 and is anticipated to be completed early 2027. Schedules are subject to change due to weather and other unforeseen circumstances.

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).

Contents

  1. Overview
  2. Project Fact Sheet
  3. Project Elements
  4. Project Area Map
  5. What to Expect
  6. Schedule
  7. Stay Informed