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Southeast Michigan Transportation Operations Center (SEMTOC)

A view of the Southeast Michigan Transportation Operations Center (SEMTOC) control room.
Department of Transportation

Southeast Michigan Transportation Operations Center (SEMTOC)

The Southeast Michigan Transportation Operations Center (SEMTOC) is the hub of ITS technology applications at the Michigan Department of Transportation. It is a world-class traffic management center where staff oversees a traffic monitoring system composed of 400 freeway miles instrumented with:

  • 337 closed circuit TV cameras
  • 101 dynamic message signs
  • 35 trailblazer/arrow message signs
  • 2 travel time signs
  • 6 curve warning signs
  • 343 microwave vehicle detection sensors
  • 15 RWIS
  • 3 truck parking

Contact

Robert Marz, P.E.
SEMTOC Operations Manager
248-228-0199

Reports

Resources

SEMTOC uses an integrated software system that includes device control, incident management functions and a complex hybrid communications system comprised of communications hubs/node towers, extensive fiber network and backbone for communication, and licensed and unlicensed radio links.

SEMTOC facilitates area-wide management of traffic through shared connections with Road Commission for Oakland County Traffic Operations Center and local media partners.