NOACA Regional ITS Architecture

Interface: OTC Central Dispatch and OTC Field Equipment

(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
OTC Central Dispatch	roadway information system status (P) roadway obstructions system control_ud (P) roadway information system data (E) traffic sensor control (P) freeway control data (P)	OTC Field Equipment
OTC Field Equipment	roadway information system data (P) roadway obstructions data_ud (P) roadway information system status (E) traffic flow (P) freeway control status (P)	OTC Central Dispatch