work_zone_device_status

This data flow contains the operational status (state of the device, configuration, and fault data) of all roadside devices monitored or controlled by the maintenance and construction management function in a work zone or maintenance area. These devices include dynamic message signs, highway advisory radios, closed circuit television cameras, intrusion detection devices, and intrusion alert devices. It consists of the following data items each of which is defined in its own DDE:

list_size{station_id
+ equip_identity
+ equip_device_status}

Sub Data Flows

• equip_device_status
• equip_identity
• list_size
• station_id

Parent Data Flows

• work_zone_activity_status

Associated PSpecs/Terminators

• 9.3.1.1 - Operate Work Zone Devices
• 9.3.2.2 - Collect Work Zone Data