Engineering and Construction

Transportation Technology

The Transportation Technology Group (TTG) is responsible for the Intelligent Transportation Systems (ITS) within ADOT. ITS are the application of computers, electronics, control systems, communications technologies and management strategies to transportation systems in an integrated manner, providing travel information to increase the safety and efficiency of the surface transportation systems. These systems provide the tools to support and manage Arizona's complicated highway system.

If you're interested in taking a tour of the Traffic Operations Center, please review our tour brochure for details.

  • Statewide 511 voice response activated system (VRAS) phone: 511
  • Statewide traveler information website:

Civil RightsTitle VI of the Civil Rights Act of 1964, and the Americans with Disabilities Act (ADA)