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hri control data (Architecture Flow*)

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

Traffic Management Roadway

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:

• Advanced Rail Crossing
• HRI Traffic Management
• Rail Operations Coordination
• Standard Rail Crossing

Data Flows*:

• indicator_sign_control_data_for_hri
• rail_operations_device_command
• rail_operations_advisories
• hri_traffic_surveillance

Security Considerations:

• System Control

Standard* Activities:

• This architecture flow is a candidate for future standardization.