barrier_system_activation_request_from_operator

This data flow is used within the Manage Traffic function to request activation of a barrier system by traffic operations personnel. These barrier systems include gates, barriers, and other automated or remotely controlled systems used to manage entry to roadways. It consists of the following data items each of which is defined in its own DDE:

list_size + list_size{station_id
+ device_identity
+ barrier_system_control_request}

Sub Data Flows

Parent Data Flows

control_parameters

Associated PSpecs

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Last Updated 5/5/2016