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traffic characteristics (Architecture Flow*)

Physical traffic characteristics which are monitored and translated into macroscopic measures like occupancy, volume, density, and average speed. Point measures support presence detection and individual vehicle measures like speed.

Traffic Maintenance and Construction Vehicle

This Architecture Flow is in the following Service Packages:

• Work Zone Safety Monitoring

This Architecture Flow is in the following Equipment Packages:

• MCV Vehicle Safety Monitoring

Data Flows*:

• ftrf-vehicle_presence

Security Considerations:

• Not Applicable

Traffic Roadway

This Architecture Flow is in the following Service Packages:

• Network Surveillance
• Traffic Signal Control
• Traffic Metering
• Traffic Incident Management System
• Standard Railroad Grade Crossing
• Advanced Railroad Grade Crossing
• Speed Warning and Enforcement
• Variable Speed Limits
• Dynamic Lane Management and Shoulder Use
• Dynamic Roadway Warning
• Intersection Safety Warning
• Intersection Collision Avoidance
• Work Zone Safety Monitoring

This Architecture Flow is in the following Equipment Packages:

• Advanced Rail Crossing
• Roadway Basic Surveillance
• Roadway Incident Detection
• Roadway Intersection Safety Warning
• Roadway Speed Monitoring and Warning
• Roadway Work Zone Safety
• Standard Rail Crossing

Data Flows*:

• ftrf-vehicle_presence
• ftrf-vehicle_pollutant_levels
• ftrf-traffic_images
• ftrf-traffic_data

Security Considerations:

• Not Applicable