Interface: ODOT District 4 Office - ODOT District 4 Traffic Signal Roadway Equipment

ODOT District 4 Office to ODOT District 4 Traffic Signal Roadway Equipment Interface Diagram

Information Flow Definitions

rail crossing blockage notification  (Future)  Selected Comm Solution

Notification that a highway–rail intersection is obstructed and supporting information.

rail crossing control data  (Existing)  Selected Comm Solution

Data required for HRI information transmitted at railroad grade crossings and within railroad operations.

rail crossing request  (Existing)  Selected Comm Solution

A request for highway–rail intersection status or a specific control request intended to modify HRI operation.

rail crossing status  (Existing)  Selected Comm Solution

Status of the highway–rail intersection equipment including both the current state or mode of operation and the current equipment condition.