I-19 Tubac to Arivaca


The Arizona Department of Transportation is completing a pavement preservation project on I-19 near Tubac and Arivaca (mp 21.1 – 31.8).

  • 10.7 miles
  • Contractor: Fisher Sand and Gravel
  • Contract Amount: $17.3 million
  • Contract Duration: 420 calendar days/14 Months


  • Start of Construction: Winter 2021
  • Estimated Completion: Winter 2022

Key Elements of the Project

  • Milling and pavement replacement
  • Adding a friction course surface treatment (ACFC)
  • Replacing the existing pavement at the checkpoint with Portland Cement Concrete Pavement (PCCP)
  • New cable barrier and bridge barrier
  • New guardrail
  • New signing and striping

Stay Informed

Schedules are subject to change based on weather and other unforeseen factors. Subscribe to receive project updates and traffic alerts by email. For more information, please call the ADOT Bilingual Project Information Line at 855.712.8530 or submit a question or comment by email. For real-time highway conditions statewide, visit ADOT’s Traveler Information Site at www.az511.gov, follow ADOT on Twitter (@ArizonaDOT) or call 511, except while driving.