IEEE 1570: Standard for the Interface Between the Rail Subsystem and the Highway Subsystem at a Highway Rail Intersection
| Source Element | Destination Element | Flow |
|---|---|---|
| GF TOC Field Devices | GF TOC | rail crossing blockage notification |
| Wayside Equipment | rail crossing operational status | |
| MnDOT D2 Field Devices | MnDOT D2 Office | rail crossing blockage notification |
| Wayside Equipment | GF TOC Field Devices | track status |