This data flow is used within the Manage Emergency Services function to report to the emergency personnel the status of barrier systems (gates and other automated systems for roadway entry control) and safeguard systems (e.g. blast shields and other automated equipment used to mitigate the impact of incidents on transportation infrastructure). By monitoring this data flow, the receiving process can monitor the health and current operational status of field equipment. It consists of the following data items each of which is defined in its own DDE:

list_size + list_size{station_id
+ device_identity
+ roadside_device_status}

Sub Data Flows

Parent Data Flows

Associated PSpecs