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Map of I-10 bridge project west of Benson
The Arizona Department of Transportation has narrowed Interstate 10 to a single lane in each direction about 10 miles west of Benson for a project to rehabilitate four bridges in Pima County. 
An ADOT Incident Response Unit member assisting a stranded motorist.
Every day, emergency responders put themselves at risk to help keep the traveling public safe when incidents occur on roadways. During National Crash Responder Safety Week, traffic safety stakeholders
The project to build a freeway-to-freeway connection between I-40 and US 93 in Kingman features all the usual elements of a big interchange: new travel lanes, bridges, flyover ramps and two absolutely massive concrete bunkers.

Imagine this situation: You’re involved in a crash and your car is no longer operable. You and the other driver need to get to the shoulder of the highway, but cars and trucks are whizzing past. 

To discuss the importance of Crash Responder Safety Week, this week's episode of On the Road With ADOT features Luis Venegas, supervisor of our Incident Response Unit.
2025-1114-snowy-road
The Arizona Department of Transportation is preparing for its annual winter closures of several high-country routes. State Route 366 (Swift Trail) ascending Mount Graham in Southern Arizona are
A commitment to safety and to mentorship helped earn ADOT Enforcement and Compliance Division (ECD) Officer Matt Drury recognition as the Arizona Trucking Association’s 2025 ADOT ECD Officer of the Year.
Semitrailer on interstate freeway
The Governor’s Office of Highway Safety awarded ECD $38,666 so officers equipped with advanced training to recognize alcohol and drug impairment can conduct additional enforcement for driving under
Southbound Loop 101 new lane open (Scottsdale) Nov 10, '25
ADOT has opened a new southbound lane along Loop 101 (Pima Freeway) between Princess Drive and Shea Boulevard. Learn more about the latest milestone for the Loop 101 Improvement Project in Scottsdale.
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UPDATE: Loop 101 (Pima Freeway) lane restrictions between Shea Boulevard and Princess Drive/Pima Road scheduled May 5-11

This alert updates the dates for the northbound lane restrictions and adds southbound lane restrictions

  • UPDATED: Northbound Loop 101 will be narrowed to two lanes between Shea Boulevard and Princess Drive/Pima Road nightly from 10 p.m. to 5 a.m. beginning Tuesday, May 5, and ending Thursday morning, May 7.
  • NEW: Southbound Loop 101 will be narrowed to two lanes between Princess Drive/Pima Road and Shea Boulevard from 10 p.m. Thursday, May 7, to 5 a.m. Friday, May 8, and from 10 p.m. Friday, May 8, to 5 a.m. Monday, May 11.
  • UPDATED: Northbound Loop 101 will be narrowed to two lanes between Shea Boulevard and Princess Drive/Pima Road from 5 a.m. Saturday, May 9, to 5 a.m. Monday, May 11.

NOTE: Law enforcement officers will be on-site and the speed limit will be reduced to 55 mph in the work zone.

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