District of Columbia ITS Architecture

Interface: DDOT TMC and DDOT Traffic Services Field Maintenance

(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	evacuation information (P) emergency plan coordination (P) work plan coordination (P) roadway maintenance status (P) maint and constr resource coordination (P) maint and constr resource request (P) road network conditions (P)	DDOT Traffic Services Field Maintenance
DDOT Traffic Services Field Maintenance	emergency plan coordination (P) work plan coordination (P) work zone information (P) maint and constr work plans (P) current asset restrictions (P) maint and constr resource coordination (P) roadway maintenance status (P) maint and constr resource response (P)	DDOT TMC