| Source Element | Destination Element | Flow |
|---|
| Blanchfield Army Community Hospital EMS Vehicles | Fort Campbell Traffic Signals | local signal preemption request |
| Christian County Emergency Management | KYTC District 2 TMC | emergency traffic control request |
| KYTC Statewide IMOC | emergency traffic control request |
| Municipal TOC | emergency traffic control request |
| City of Clarksville Fire Dispatch | City of Clarksville TOC | emergency traffic control request |
| City of Clarksville Fire Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| City of Clarksville Police Vehicles | City of Clarksville Traffic Signals | local signal preemption request |
| City of Clarksville TOC | City of Clarksville Programmable School Flashing Beacons | signal control commands |
| City of Clarksville Programmable School Flashing Beacons | signal control device configuration |
| City of Clarksville Reversible Lane Equipment | signal control commands |
| City of Clarksville Reversible Lane Equipment | signal control device configuration |
| City of Clarksville Reversible Lane Equipment | signal control plans |
| City of Clarksville Reversible Lane Equipment | signal system configuration |
| City of Clarksville Traffic Signals | signal control commands |
| City of Clarksville Traffic Signals | signal control device configuration |
| City of Clarksville Traffic Signals | signal control plans |
| City of Clarksville Traffic Signals | signal system configuration |
| CTS Fixed-Route Dispatch Center | traffic control priority status |
| Hopkinsville-Christian County Emergency Communications Center | emergency traffic control information |
| Montgomery County EMA | emergency traffic control information |
| City of Clarksville Traffic Signals | City of Clarksville TOC | right-of-way request notification |
| CTS Fixed-Route Dispatch Center | City of Clarksville TOC | traffic control priority request |
| CTS Fixed-Route Vehicles | City of Clarksville Traffic Signals | local signal priority request |
| Fort Campbell Directorate of Emergency Services | Fort Campbell TOC | emergency traffic control request |
| Fort Campbell Public Safety Vehicles | Fort Campbell Traffic Signals | local signal preemption request |
| Fort Campbell TOC | Fort Campbell Directorate of Emergency Services | emergency traffic control information |
| Fort Campbell Traffic Signals | signal control commands |
| Fort Campbell Traffic Signals | signal control device configuration |
| Fort Campbell Traffic Signals | signal control plans |
| Fort Campbell Traffic Signals | signal system configuration |
| Hopkinsville-Christian County Emergency Communications Center | emergency traffic control information |
| Montgomery County EMA | emergency traffic control information |
| Fort Campbell Traffic Signals | Fort Campbell TOC | right-of-way request notification |
| Hopkinsville-Christian County Emergency Communications Center | City of Clarksville TOC | emergency traffic control request |
| Fort Campbell TOC | emergency traffic control request |
| Municipal TOC | emergency traffic control request |
| KYEM | KYTC Emergency Services Coordinator | emergency traffic control request |
| KYTC District 2 TMC | Christian County Emergency Management | emergency traffic control information |
| KYTC Traffic Signals | signal control commands |
| KYTC Traffic Signals | signal control device configuration |
| KYTC Traffic Signals | signal control plans |
| KYTC Traffic Signals | signal system configuration |
| KYTC Emergency Services Coordinator | KYEM | emergency traffic control information |
| KYTC Statewide IMOC | Christian County Emergency Management | emergency traffic control information |
| KYTC Traffic Signals | KYTC District 2 TMC | right-of-way request notification |
| Montgomery County EMA | City of Clarksville TOC | emergency traffic control request |
| Fort Campbell TOC | emergency traffic control request |
| Municipal TOC | emergency traffic control request |
| TDOT Region 3 TMC - Nashville | emergency traffic control 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 TOC | Christian County Emergency Management | emergency traffic control information |
| Hopkinsville-Christian County Emergency Communications Center | emergency traffic control information |
| Montgomery County EMA | emergency traffic control information |
| 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 |
| Municipal/County Public Safety Vehicles | KYTC Traffic Signals | local signal preemption request |
| Municipal Traffic Signals | local signal preemption request |
| TDOT Emergency Services Coordinator | TEMA | emergency traffic control information |
| TDOT Region 3 TMC - Nashville | Montgomery County EMA | emergency traffic control information |
| TEMA | TDOT Emergency Services Coordinator | emergency traffic control request |