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highway control status (Architecture Flow*)

Current traffic control equipment status that indicates operational status and right-of-way availability to the non-highway transportation mode at a multimodal crossing.

Roadway Multimodal Crossings

This Architecture Flow is in the following Service Packages:

• Drawbridge Management

This Architecture Flow is in the following Equipment Packages:

• Multimodal Crossing Control

Data Flows*:

• tmmc-stop_alternate_mode_at_roads
• tmmc-stop_alternate_mode_at_highways
• tmmc-road_equipment_status
• tmmc-highway_equipment_status
• tmmc-crossing_clear_at_roads
• tmmc-crossing_clear_at_highways

Security Considerations:

• Operational Information - Safety

Standard* Activities:

• This architecture flow is a candidate for future standardization.