State Route 86, mileposts 90 -105 Pavement Rehabilitation

State Route 86, mileposts 90 -105 Pavement Rehabilitation



Located in Pima County 40 miles southeast of Why, Arizona within the Tohono O’odham Nation Indian Reservation.

Key Elements of the Project:

  • Pavement Rehabilitation of the existing roadway between mileposts 90-105
  • Milling the existing pavement and replacing with asphaltic concrete, followed by an application of chip seal
  • Replacing guardrail, and installing new embankment curb
  • Drainage Improvements
  • Seeding
  • Pavement markings
  • Other related work


The project began in April 2023 and is 310 days long. Expected completion is spring of 2024

Traffic Restrictions:

During milling and paving operations there will be traffic restrictions. Message boards will be placed to notify the public. Traffic alerts will go out prior to restrictions.