District of Columbia ITS Architecture

Interface: DDOT TMC and DDOT Dynamic Message Signs

(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
DDOT TMC	reversible lane control (P) roadway information system data (P)	DDOT Dynamic Message Signs
DDOT Dynamic Message Signs	field device status (P) reversible lane status (P) roadway information system status (P)	DDOT TMC