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hri advisories (Architecture Flow*)

Notification of Highway-Rail Intersection equipment failure, intersection blockage, or other condition requiring attention, and maintenance activities at or near highway rail intersections.

Traffic Management Rail Operations

This Architecture Flow is in the following Service Packages:

• Standard Railroad Grade Crossing
• Advanced Railroad Grade Crossing
• Railroad Operations Coordination

This Architecture Flow is in the following Equipment Packages:

• HRI Traffic Management
• Rail Operations Coordination

Data Flows*:

• tro-incident_notification
• tro-event_schedules
• tro-equipment_status

Security Considerations:

• Operational Information

Standard* Activities:

• This architecture flow is a candidate for future standardization.