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Demolition happening in a freeway work zone.
04/20/2026

ADOT urges motorists to stay alert during Work Zone Awareness Week

Safe actions save lives

During National Work Zone Awareness Week, ADOT is urging motorists to stay alert and slow down when navigating work zones. The theme this year is “Safe actions save lives.”
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Amber LED light tested at Milton Rd and Butler Ave in Flagstaff (ADOT file photo)
04/16/2026

ADOT’s LED lighting project in Flagstaff supports Dark Skies

‘Groundbreaking project’ developed in partnership with community

During International Dark Sky Week (April 13-20), ADOT is sharing plans for an upcoming highway lighting project in Flagstaff that supports roadway safety and the city's internationally recognized...
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An ADOT worker reopens a rural highway after its seasonal closure for winter.
04/15/2026

Seasonal winter highway closures lifted for Mount Graham, White Mountains

PHOENIX – The Arizona Department of Transportation is reopening several high-country highways that were closed for the winter. Opening on Wednesday, April 15, are: State Route 366 (Swift Trail)...
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Photo of new US 60 bridge under construction east of Superior
04/14/2026

ADOT reaches halfway mark on US 60 Queen Creek bridge project

With blasting complete, work focuses on bridge piers and abutments

The Arizona Department of Transportation has reached the halfway point on a project to replace the Queen Creek and Waterfall Canyon bridges on US 60 east of the Phoenix area.
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Map shows Little Colorado Bridge highlighted, just south of Joy Nevin Avenue.
04/10/2026

SR 77 Little Colorado River Bridge rehabilitation starts April 15

Drivers should prepare for lane restrictions across the bridge

A project to rehabilitate the Little Colorado Bridge along State Route 77 in Holbrook is scheduled to begin April 15, according to the Arizona Department of Transportation.
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Westbound Loop 101 drivers have a new lane in areas between I-17 and 51st Ave (ADOT photo April '26)
04/10/2026

Sections of new lane open as Loop 101 widening project progresses

Drivers can use fourth westbound lane in areas from I-17 to 51st Avenue

Even as work continues on the Loop 101 widening project in the Northwest Valley, crews have opened sections of a new fourth westbound general purpose lane in areas between I-17 and 51st Avenue. Learn...
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Photo of Osterman Shell Gas Station in Peach Springs
04/06/2026

ADOT seeks input on Osterman Gas Station preservation and reuse in Peach Springs

Public meeting set for April 16 on historic gas station along Route 66

The Arizona Department of Transportation, in collaboration with the Hualapai Tribe, will host a public meeting on Thursday, April 16, to obtain community input for preservation and reuse of the...
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Paving equipment file photo (ADOT circa 2024)
04/02/2026

Westbound I-40 pavement work near Williams starts week of April 6

Expect delays at times when one lane is closed for repair project

A highway repair project along westbound Interstate 40 near Williams will start the week of April 6-10 with an around-the-clock lane closure. Learn more here about what drivers should plan for when...
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View across new Allentown Bridge over I-40
04/01/2026

Project Spotlight: I-40 bridge replaced in Northeastern Arizona

New Allentown Bridge serves Houck area near New Mexico line

The $7.8 million project began in April 2025 just west of the New Mexico line on I-40. Crews removed the old structure and replaced it with a 223-foot reinforced concrete beam and girder bridge...
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US 160 Improvement Project Map (April 2026 - ADOT)
04/01/2026

US 160 resurfacing in Tuba City area starts the week of April 6

The project will require lane closures and traffic shifts into fall 2026

Work to improve a 14-mile stretch of US 160 in the Tuba City area in Northeastern Arizona is scheduled to start the week of April 6-10. Resurfacing will require lane restrictions and traffic shifts...
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