wide_area_alert_notification_for_maint

This data flow is sent to the Manage Maintenance and Construction function to provide notification of a major emergency such as a natural or man-made disaster, civil emergency, or child abduction and to be on the lookout for certain conditions. It consists of the following data items each of which is defined in its own DDE:

list_size + list_size{alert_type
+ alert_severity
+ geographical_area
+ alert_duration}

Sub Data Flows

• alert_duration
• alert_severity
• alert_type
• geographical_area
• list_size

Parent Data Flows

• emergency_to_m_and_c

Associated PSpecs/Terminators

• 5.1.8 - Manage Wide Area Alerts and Advisories
• 9.1.4 - Manage M&C Vehicle Fleet

Parent Information Flows

• alert notification