The Traffic Engineering Division plan, install, operate, and maintain traffic control devices in Orange County. The Division operates a full service sign fabrication shop and installs over 9,000 traffic signs annually. The Division also operates over 550 traffic signals, more than 60 flashing warning beacons and over 120 school zone devices.

In addition, division personnel review projects involving transportation modeling, area-wide transportation studies and alternative road impact fee studies, school assessments, MOT's, speed humps and traffic study reports.

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