Under construction

Interstate 10: Scaddan Wash to Plomosa pavement preservation

Interstate 10: Scaddan Wash to Plomosa pavement preservation

Interstate 10: Scaddan Wash to Plomosa pavement preservation

Interstate 10: Scaddan Wash to Plomosa pavement preservation


The Arizona Department of Transportation and the Federal Highway Administration (FHWA) are repairing the pavement on Interstate 10 between Scaddan Wash (milepost 24) and Plomosa (milepost 30), east of the town of Quartzsite. The work consists of removing the existing pavement surface and replacing it with new asphalt concrete and minor bridge rehabilitation. 

Project Elements 

  • Milling the existing pavement and replacing it with new pavement, which includes mainline travel lanes, shoulders, ramps, and crossroads 
  • Replacing guardrail 
  • Replacing cattle guards
  • Repairing a bridge deck and replacing a bridge barrier
  • Installing pipe liners and fencing
  • Replacing pavement markings, signage and lighting

project area map

Project Schedule 

The project is scheduled to begin spring 2024 with completion anticipated in winter 2024. Schedules are subject to change because of weather and other unforeseen situations. 

What to Expect 

To minimize traffic impacts, paving is scheduled to occur from 7 p.m. to 6 a.m. on weekdays. Other related work will take place during the day. Drivers are asked to obey posted speed limits, traffic control devices and use caution around construction personnel and equipment. ADOT will provide advance notice of restrictions and closures to email subscribers and on the project traffic alert web page.

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.

Pursuant to Title VI of the Civil Rights Act of 1964, the Americans with Disabilities Act (ADA) and other nondiscrimination laws and authorities, ADOT does not discriminate on the basis of race, color, national origin, sex, age, or disability. Persons that require a reasonable accommodation based on language or disability should contact Stephanie Dyer at [email protected] or 928.285.2990. Requests should be made as early as possible to ensure the State has an opportunity to address the accommodation.