Click on a Project Inventory element from the list above to view functional requirements.
Roadway Speed Monitoring and Warning
- The field element shall include sensors to detect vehicle speeds, under traffic or maintenance center control.
- If the speed detected by vehicle speed sensors is determined to be excessive, the field element shall provide a safe speed advisory to passing drivers via a driver information system (such as portable messages signs, field to vehicle communications to in-vehicle signing systems, etc.).
TMC Speed Monitoring and Warning
- The center shall collect fault data for the vehicle speed sensors for repair.
- The center shall remotely control vehicle speed sensors and control parameters may include environmental and traffic conditions.
TMC Traffic Information Dissemination
- The center shall remotely control dynamic messages signs for dissemination of traffic and other information to drivers.
- The center shall collect operational status for the driver information systems equipment (DMS, HAR, etc.).
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