Central District Projects

Central District Projects

How Diamond Grinding Works - Infographic
pavement that has been diamond grinded

What is Diamond Grinding?

Diamond Grinding is a technique for preserving and rehabilitating the concrete pavement surface of a highway, which also helps reduce tire noise.

 

Benefits of Diamond Grinding

Diamond grinding concrete pavement has several benefits compared to a rubberized

Grand Ave & 57th Dr Intersection Project Map

Overview

The Arizona Department of Transportation, in coordination with the city of Glendale, will begin intersection improvements to improve the negative offsets at left turn lanes at the Grand Avenue and 57th Drive intersection.

I-10 Broadway Curve
The I-10 Broadway Curve Improvement Project runs along 11 miles of Interstate 10 between the Loop 202 (Santan/South Mountain Freeway) and I-17 near Phoenix Sky Harbor International Airport.
I-10 pavement improvement
The Arizona Department of Transportation completed the pavement improvement project of six miles of east- and westbound Interstate 10 between Riggs Road and the Gila River bridges in Maricopa and Pinal counties.
I-10: SR85 to Verrado Way Improvements

This project is now complete - July 2023.

The Arizona Department of Transportation is making improvements to Interstate 10 between State Route 85 and Verrado Way in the City of Buckeye. The improvements include adding a third general purpose lane in each direction on I-10 and reconstructing the interchanges at Miller Road and Watson Road.
I-17 Dunlap Avenue to Deer Valley Road

This project is now complete.

Overview The Arizona Department of Transportation has completed a project to repair the pavement on Interstate 17 from Dunlap Road to Deer Valley Road. The purpose of the project was to extend the life of the pavement and to improve safety and the driving experience on the existing roadway.
I-17 Frontage Road Drainage Improvement
The Arizona Department of Transportation is constructing improvements to the cross street drainage system along the Interstate 17 frontage road between Greenway Road and Dunlap Avenue in Phoenix. The purpose of the project is to improve the drainage facilities that remove storm runoff from the Greenway, Thunderbird, Cactus, and Peoria cross streets, helping to reduce the potential for flooding at the Interstate 17 overpasses.
Paving tire
The Arizona Department of Transportation is initiating a project to repair the pavement on Interstate 17 from Happy Valley Road to State Route 74. The purpose of the project is to extend the life of the pavement and to improve safety and the driving experience on the roadway.
I-17 Improvement Project
I-17 Improvement Project
The work includes widening 15 miles of roadway, replacing two bridges and widening 10 others, and constructing approximately eight miles of flex lanes.
I-17 Van Buren to Anthem Way

This project is complete

The Arizona Department of Transportation completed this project in June 2023. The project installed a high-speed fiber optic backbone along Interstate 17 from Van Buren Avenue to Anthem Way, connecting existing Intelligent Transportation System (ITS) devices with new ITS improvements. This system connects Dynamic Message Signs (DMS) that provide drivers with real-time, traffic-related information, ramp metering and CCTV cameras along the corridor.