transportation_signal_preemption_for_traffic

This data flow is sent to the Manage Traffic function to send requests for signal preemption at signalized intersections or ramp meters from emergency vehicles. This data will be used to affect the appropriate signal timing plan. It consists of the following item which is defined in its own DDE:

emv_center_preemption_reques

Sub Data Flows

• emv_center_preemption_request

Parent Data Flows

• None

Associated PSpecs/Terminators

• 1.2.1 - Select Strategy
• 6.5.8 - Provide Operational Data for Other Centers

Parent Information Flows

• emergency traffic control request