Interface: Operation Green Light Field Equipment - Emergency Response Vehicles (Missouri)
![Operation Green Light Field Equipment to Emergency Response Vehicles (Missouri) Interface Diagram](../../images/ifs/if45-162.gif)
Architecture Flow Definitions
local signal preemption request (Planned) Applicable ITS Standards
Direct control signal or message to a signalized intersection that results in preemption of the current control plan and grants right-of-way to the requesting vehicle.