1.6.5.2: Determine HRI Status

This process is responsible for monitoring critical HRI functions and merging them into a single coherent picture of the state of the HRI. It also is responsible for assuring that the HRI always reverts to the safest possible operating condition in the event of any operational malfunctions.

This process is associated with the ITS Roadway Equipment physical object.

This process is associated with the following functional objects:

• Roadway Standard Rail Crossing

This process is associated with the following data flows:

• hri_device_status
• hri_rail_alert
• hri_state
• preemption_command
• roadway_status
• wayside_status