Map of I-19/Irvington interchange
17 September 2024

Public meeting Oct. 1 for I-19/Irvington interchange improvements

The Arizona Department of Transportation invites the public to a meeting Tuesday, Oct. 1, to share plans for and get input on a project that will improve safety and traffic flow at the interchange of
A booster seat inside a car.

Check your kids are safely secure during Child Passenger Safety Week

If you’re a parent or guardian to a young child, you know how important it is to keep them safely secured in a car seat or booster seat.

But do you know which type of seat is best for your child? Or when it’s time to transition your child from a car seat to a booster seat to wearing a seat belt? 

Primitive Road Sign
16 September 2024

SR 88 stretch reopens for high-clearance four-wheel drives

Working closely with area stakeholders, ADOT completed a $4 million interim project to restore limited access to mileposts 222-227. Signs carry this warning: "CAUTION: PRIMITIVE ROAD, No trailers, 4
On the Road With ADOT logo

PODCAST: Catch up on ADOT projects and more in north-central Arizona

Our Northcentral District administrator explains big projects his staff is working on, including improving Interstate 17 pavement south of Flagstaff and replacing the I-17 bridge at J.W. Powell Boulevard. He also explains how ADOT personnel deal with the challenge of severe winter weather.
A picture of an ADOT snowplow

Let it snow, let it snow, let it snow! ADOT snowplow operators get acquainted with new trucks, plow systems

Summer is still in full swing, but ADOT is already gearing up for winter.
BWC Work Zone
13 September 2024

Westbound Interstate 10 to close between State Route 143 and I-17 (Sept. 13-16)

The Arizona Department of Transportation is advising motorists to plan ahead and expect delays as westbound I-10 will be closed between SR 143 and I-17 from 10 p.m. Friday, Sept. 13, to 4 a.m. Monday
Aerial view of 43rd Avenue interchange with Loop 303

Wanna help your dear ol’ DOT win a national award?

We're excited to share that an ADOT project that added Loop 303 interchanges at 43rd and 51st avenues is a national finalist for top honors in the 2024 America’s Transportation Awards. We also want Arizonans to know that one of those honors, the People’s Choice Award, is decided by the public.  
An old, weathered metal truss bridge with graffiti spans over greenery under a cloudy sky.

Walnut Canyon Bridge marks 100 years

Though it’s no longer open to cars, the Walnut Canyon Bridge near Flagstaff has been standing for 100 years.
911
Closures and restrictions:
  • The westbound frontage road (Beardsley Road) will be reduced to one lane between 35th and 51st avenues from 11:30 p.m. Sunday, Nov. 2, through 5 a.m. Saturday, Feb. 15.
  • 31st Avenue at Loop 101 will be closed in both directions nightly from 10 p.m. to 5 a.m. beginning Tuesday, Nov. 4, ending the morning of Thursday, Nov. 6. 
  • The eastbound Loop 101 off-ramp at 51st Avenue will be closed from 10 p.m., Thursday, Nov. 6, to 5 a.m. Friday, Nov. 7.
     

LONG-TERM RAMP CLOSURES

  • The westbound Loop 101 on-ramp at 27th Avenue will be CLOSED for approximately 60 days starting Monday, Oct. 6.
    • DETOUR: Drivers may use the westbound frontage road to 35th Avenue to reach westbound Loop 101.
  • The westbound Loop 101 on-ramp at 51st Avenue will be CLOSED for approximately 60 days starting Monday, Oct. 13.
    • DETOUR: Drivers may consider using Union Hills Drive to 59th Avenue to access westbound Loop 101 on-ramp, or traveling on the westbound frontage road (Beardsley Road) then travel south to eastbound Union Hills Drive to reach 51st Avenue.
  • The westbound Loop 101 off-ramp at 59th Avenue will be CLOSED for approximately 60 days starting Monday, Oct. 20.
    • DETOUR: Drivers may use either the 51st Avenue or 67th Avenue off-ramps to exit westbound Loop 101.
  • The westbound Loop 101 on-ramp at 67th Avenue will be CLOSED for approximately 60 days starting Monday, Oct. 20.
    • DETOUR: Drivers may use the eastbound frontage road (Beardsley Road) to 59th Avenue to reach eastbound Loop 101.

ONGOING RESTRICTIONS

Lane restrictions are ongoing at the following locations for bridge work and frontage road improvements.

At the 51st and 35th avenue interchanges:

  • All on- and off-ramps will be narrowed to one lane
  • The left-turn lane for both east- and westbound on-ramps will be narrowed to one lane
  • 51st and 35th avenues will be narrowed to one lane under Loop 101

At the 31st Avenue interchange:

  • The 31st Avenue shoulders will be closed under Loop 101. Pedestrian access is still available.

Frontage roads:

Much of the work on the frontage roads was completed in March 2025. Short-term periodic restrictions on the frontage roads may be needed in the future.

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