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Closures planned on SR 387 (Pinal Avenue) frontage road in Casa Grande beginning July 20

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Drivers should expect long delays and allow extra travel time

The Arizona Department of Transportation advises drivers to plan for closures on the State Route 387 (Pinal Avenue) frontage road between Viola and Saguaro streets (mileposts 1-2) in Casa Grande from 6 a.m. to 3 p.m. beginning Monday, July 20, ending Friday, July 31, as the ADA ramps are constructed as part of the State Route 387 (Pinal Avenue) and Viola Street, High Intensity Activated Crosswalk (HAWK) project.

The following restrictions will occur on weekdays: 

  • The north- and southbound SR 387 (Pinal Avenue) frontage road north of Viola Street will be closed between Viola and Saguaro streets.
  • A 10-foot vehicle width restriction will be in place. 
  • The speed limit will be reduced to 35 mph.

REMINDER: North- and southbound lane restrictions on SR 387 (Pinal Avenue) between Viola and Saguaro streets continue daily from 8 a.m to 4 p.m. Monday through Friday through July. A 10-foot vehicle width restriction will be in place and the speed limit will be reduced to 35 mph.

ADOT advises drivers to plan ahead, allow extra time and use the designated detour route while closures are in place. Schedules are subject to change based on weather and other unforeseen factors. 

Drivers should plan for long delays, obey posted speed limits and traffic control devices and use caution around construction personnel.

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State Route 387 (Pinal Avenue) and Viola Street, High Intensity Activated Crosswalk (HAWK) Project

State Route 387 (Pinal Avenue) and Viola Street, High Intensity Activated Crosswalk (HAWK) Project

Contents

  1. Overview
  2. Project Elements
  3. Project Area Map
  4. What To Expect
  5. Schedule
  6. Stay Informed

Overview

The Arizona Department of Transportation began a project to install High Intensity Activated Crosswalk (HAWK) signals across State Route 387 (Pinal Avenue) at Viola Street in the city of Casa Grande in January 2026. The purpose of the project is to improve safety by providing a designated, protected crossing location across SR 387 (Pinal Avenue).

Project Flyer

English PDF
Spanish PDF

Project Elements

  • Install HAWK signals across SR 387 (Pinal Avenue) at Viola Street
  • Paint crosswalk designated area
  • Install signal poles
  • Construct ADA ramps
  • Extend the existing box culvert

Project Area Map

State Route 387 (Pinal Avenue) and Viola Street, High Intensity Activated Crosswalk (HAWK) Project Map
Video - Understanding The HAWK Pedestrian Signal

What To Expect

  • Traffic along SR 387 will be maintained, lane closures are anticipated during the installation of signal poles.
  • Traffic control devices will guide motorists through the construction area.
  • Construction work is tentatively scheduled from 5 a.m. to 5 p.m. Monday through Friday.
  • Expect temporary delays as traffic is redirected through a single travel lane.
  • ADOT will provide advance notice of restrictions and closures to email subscribers.

Schedule

Construction on this project began in January 2026 and is projected to be completed in summer 2026. Schedules are subject to change due to weather and other unforeseen circumstances.

Stay Informed

...

 

  • By email: Subscribe to receive project updates and traffic alerts.
  • By phone: Call the ADOT Project Information Line at 855.712.8530.
  • Online: Submit a question or comment via email to Dulce Maria Rojo at [email protected]
  • For real-time highway conditions statewide, follow ADOT on Twitter  (@ArizonaDOT), visit az511.gov or call 511, except while driving.

Contents

  1. Overview
  2. Project Elements
  3. Project Area Map
  4. What To Expect
  5. Schedule
  6. Stay Informed