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Southeast Michigan Transportation Operations Center
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, and
- 3 truck parking.
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.