5.3.6: Maintain Vehicle Status

This process shall maintain a data store of the current status of all emergency vehicles available for dispatch and that have been dispatched. It shall provide data from the store on request from other processes and shall update the contents of the store with new data received from other processes. The process shall output the status of a vehicle to the process responsible for vehicle tracking for as long as it is on its way to an incident, to update ETA estimates and enable local vehicle preemption to be given at intersections, if that mode of preemption is chosen and granted.

This process is associated with the Emergency Management Center physical object.

This process is associated with the following functional objects:

• Emergency Dispatch
• Emergency Incident Command
• Emergency Incident Scene Safety Management
• Emergency Routing

This process is associated with the following data flows:

• archive_manage_emergency_vehicle_data
• emergency_vehicle_status_data_change
• emergency_vehicle_status_data_for_assessment
• emergency_vehicle_status_data_for_dispatch
• emergency_vehicle_status_data_for_responses
• emergency_vehicle_status_data_needed
• emergency_vehicle_status_data_request
• emergency_vehicle_status_data_update
• emergency_vehicle_tracking_data