Farmington ITS Architecture Update

Interface: Farmington Field Devices and Farmington Traffic Operations Center

(E) = Existing Flow
(P) = Planned/Future Flow
(E/P) = Existing and Planned Flow - Flow appears as Existing and Planned

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Source	Architecture Flows	Destination
Farmington Field Devices	environmental sensor data (P) variable speed limit status (P) lighting system status (P) roadway information system status (P) right-of-way request notification (P) signal fault data (E/P) signal control status (E/P) traffic probe data (E) traffic images (E/P) traffic flow (E/P)	Farmington Traffic Operations Center
Farmington Traffic Operations Center	variable speed limit control (P) lighting system control data (P) roadway information system data (P) signal system configuration (E) signal control plans (E) signal control device configuration (E) signal control commands (E/P) traffic sensor control (E/P) video surveillance control (E/P)	Farmington Field Devices