NEMA TS 5: Portable Traffic Signal Systems PTSS Standard Control Circuit and Pilot Devices
| Element | Physical Object | Functional Object |
|---|---|---|
| City of El Paso Field Equipment | ITS Roadway Equipment | Roadway Work Zone Traffic Control |
| County Road and Bridge Field Equipment | ITS Roadway Equipment | Roadway Work Zone Traffic Control |
| TxDOT El Paso District Smart Work Zone Equipment | ITS Roadway Equipment | Roadway Work Zone Traffic Control |