vehicle_speed_data_from_roadside

This data flow provides local traffic speeds based on the collected inputs from onboard equipment transmitting information about their position and speed to the roadside. This provides other local devices with information to support dynamic speed management systems. This data flow consists of the following items each of which is defined in its own DDE:

unit_number
+ link_type
+ location_identity
+ vehicle_speed

Sub Data Flows

• link_type
• location_identity
• unit_number
• vehicle_speed

Parent Data Flows

• None

Associated PSpecs/Terminators

• 1.1.2.6 - Process Collected Vehicle Safety Data
• 9.3.3.1 - Collect Vehicle Speed

Parent Information Flows

• traffic situation data