The Road Commission for Oakland County (RCOC) is the county-level road agency in Oakland County, Michigan. We're your local road professionals: Local people taking care of local roads and local needs. We've served the road needs of Oakland County for over 100 years.
RCOC maintains more than 2,700 miles of county roads, over 230 miles of state highways and approximately 1,500 county, city and state traffic signals in Oakland County. We're also leading the way in developing "smart" traffic signals -- our FAST-TRAC system -- that employ state-of-the-art computer and communications technologies to improve traffic flow, decrease travel time, enhance safety and reduce the vehicle tailpipe emissions that are characteristic of stop-and-go driving.