| Source Element | Destination Element | Flow |
|---|
| Bradley County EMS Vehicles | City of Cleveland Traffic Signals | local signal preemption request |
| Municipal Traffic Signals | local signal preemption request |
| City of Cleveland Fire Vehicles | City of Cleveland Traffic Signals | local signal preemption request |
| City of Cleveland TOC | City of Cleveland Traffic Signals | signal control commands |
| City of Cleveland Traffic Signals | signal control device configuration |
| City of Cleveland Traffic Signals | signal control plans |
| City of Cleveland Traffic Signals | signal system configuration |
| Cleveland Transit Dispatch Center | traffic control priority status |
| Cleveland-Bradley County EMA | emergency traffic control information |
| City of Cleveland Traffic Signals | City of Cleveland TOC | right-of-way request notification |
| Cleveland Transit Demand-Response Vehicles | City of Cleveland Traffic Signals | local signal priority request |
| Cleveland Transit Dispatch Center | City of Cleveland TOC | traffic control priority request |
| Cleveland Transit Fixed-Route Vehicles | City of Cleveland Traffic Signals | local signal priority request |
| Cleveland-Bradley County EMA | City of Cleveland TOC | emergency traffic control request |
| TDOT Region 2 TMC - Chattanooga | emergency traffic control request |
| Municipal TOC | Municipal Traffic Signals | signal control commands |
| Municipal Traffic Signals | signal control device configuration |
| Municipal Traffic Signals | signal control plans |
| Municipal Traffic Signals | signal system configuration |
| Municipal Traffic Signals | Municipal TOC | right-of-way request notification |
| TDOT Emergency Services Coordinator | TEMA | emergency traffic control information |
| TDOT Region 2 TMC - Chattanooga | Cleveland-Bradley County EMA | emergency traffic control information |
| TEMA | TDOT Emergency Services Coordinator | emergency traffic control request |