ITS Standards Support for roadway warning system status
| Type | SDO | Title | Doc ID |
|---|---|---|---|
| Message/Data | AASHTO/ITE/NEMA | Data Element Definitions for Transportation Sensor Systems (TSS) | NTCIP 1209 |
| AASHTO/ITE/NEMA | Global Object Definitions | NTCIP 1201 | |
| Communications Protocol | AASHTO/ITE/NEMA | NTCIP Center-to-Field Standards Group | NTCIP C2F |