Traffic Operation Office
The Traffic Operations Office provides sign, signal and pavement marking maintenance services to the motoring public in accordance with the Michigan Manual on Uniform Traffic Control Device in order to have adequate road signals and signage.
The Traffic Operations Office is responsible for the maintenance of approximately 100,000 signs and 1,490 traffic signals on the State and County road systems and the painting of pavement markings on the County system. This Section also continuously reviews County and State roadways to assure that traffic safety engineering principles are used to determine speed limits, signage and other requirements.
AAA Michigan Traffic Info