alert notification
(Future)
Notification of a major emergency such as a natural or man-made disaster, civil emergency, or child abduction for distribution to the public. The flow identifies the alert originator, the nature of the emergency, the geographic area affected by the emergency, the effective time period, and information and instructions necessary for the public to respond to the alert. This flow may also identify specific information that should not be released to the public.
alert status
(Future)
Information indicating the current status of the emergency alert including identification of the traveler and driver information systems that are being used to provide the alert.
request for weather information_ud
(Future)
Request for weather information.
roadway weather information_ud
(Future)
Road conditions and weather information that are made available by road maintenance operations to other transportation system operators.
work zone information_ud
(Future)
Summary of maintenance and construction work zone activities affecting the road network including the nature of the maintenance or construction activity, location, impact to the roadway, expected time(s) and duration of impact, anticipated delays, alternate routes, and suggested speed limits. This information may be augmented with images that provide a visual indication of current work zone status and traffic impacts.