| Source Element | Destination Element | Flow |
|---|
| Blanchfield Army Community Hospital EMS Vehicles | Fort Campbell Traffic Signals | local signal preemption request |
| City of Clarksville Fire Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| City of Clarksville On-Street Parking Meters | City of Clarksville Parking Authority | vehicle payment information |
| City of Clarksville Parking Authority | City of Clarksville On-Street Parking Meters | vehicle payment request |
| City of Clarksville On-Street Parking Meters | vehicle payment update |
| City of Clarksville Police Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| CTS Fixed-Route Vehicles | City of Clarksville Traffic Signals | local signal priority request |
| Fort Campbell Public Safety Vehicles | Fort Campbell Traffic Signals | local signal preemption request |
| Montgomery County EMS Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| Montgomery County Sheriff Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| Municipal/County Public Safety Vehicles | KYTC Traffic Signals | local signal preemption request |
| Municipal Traffic Signals | local signal preemption request |
| Public/Private Vehicles | City of Clarksville Field Sensors | traffic probe data |