Traffic Alerts - I-17 TI Reconstruction - Happy Valley and Pinnacle Peak

Drivers should plan for daily lane closure at I-17 and Happy Valley Road April 26-27

The Arizona Department of Transportation advises drivers who use Happy Valley Road at Interstate 17 to plan for daily lane closures to allow crews to install a traffic signal and light shields. 

The eastbound Happy Valley Road left turn lane will be closed to the northbound I-17 frontage road from 8 a.m. to 3 p.m. April 26 and 27.

ADOT urges you to slow down and use caution around construction personnel and equipment while these restrictions are in place.

Stay Informed!

By email: Subscribe to receive project updates and traffic alerts.

By phone: Call the ADOT Bilingual Project Information Line at 855.712.8530.

Online: Submit a question or comment through the ADOT website. Visit and then select Projects from the dropdown menu.

For real-time highway conditions statewide, follow ADOT on Twitter  (@ArizonaDOT), visit or call 511, except while driving.