This data flow contains control parameters sent from the maintenance and construction center personnel for traffic surveillance, traffic control, or driver information devices in work zones or maintenance areas. The devices controlled include closed circuit TV, dynamic message signs, highway advisory radio, gates/barriers, intrusion detection devices, and intrusion alert devices. These parameters may cover things such as device configuration or device reset. For the cctv the control flow also includes pan, tilt, and zoom plus other picture controls.

Sub Data Flows

Parent Data Flows

Associated PSpecs