indicator_override_for_highways
This data flow is used within the Manage Traffic function. It contains an instruction to suspend the current operation of an indicator on the freeway network served by the function and give preemption to the stream of traffic in which an emergency vehicle is traveling. This data flow is generated by a process that has received a preemption request from the Manage Emergency Services function.
Sub Data Flows
- Primitive Element
Parent Data Flows
- None
Associated PSpecs
- 1.2.7.3 - Manage Local Signal Preemption Requests (Out)
- 1.2.7.5 - Process Indicator Output Data for Freeways (In)
Parent Information Flows