| Source Element |
Destination Element |
Flow |
| Bridge or Tunnel Field Equipment |
Bridge or Tunnel Operations TOC |
signal control data |
| Bridge or Tunnel Operations TOC |
Bridge or Tunnel Field Equipment |
signal control status |
| Canadian Municipal Field Equipment |
Canadian Municipal Traffic Operations Centre |
signal control data |
| Canadian Municipal Traffic Operations Centre |
Canadian Municipal Field Equipment |
signal control status |
| Regional Field Equipment |
Regional Traffic Management Center |
signal control data |
| Regional Traffic Management Center |
Regional Field Equipment |
signal control status |
| US Municipal Field Equipment |
US Municipal Traffic Operations Center |
signal control data |
| US Municipal Traffic Operations Center |
US Municipal Field Equipment |
signal control status |
