This DFD flow represents the data flows from Control Work Zone Activity to Manage Work Zone Data and includes intrusion alert information collected from on-board a M&C vehicle in a work zone. It consists of the following data items each of which is defined in its own DDE:

+ on_board_work_zone_device_status
+ on_board_work_zone_device_status_for_operator
+ roadside_crew_warning_given
+ work_zone_warning_given_on_board

Sub Data Flows

Parent Data Flows

Associated PSpecs