Eastgate Regional ITS Architecture Update

Interface: ODOT District 4 Field Equipment and ODOT District 4 Signal Control System

(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
ODOT District 4 Field Equipment	request for right-of-way (P) intersection blockage notification (P) hri status (P) signal control status (E) traffic images (P) traffic flow (E/P)	ODOT District 4 Signal Control System
ODOT District 4 Signal Control System	hri request (P) hri control data (P) signal control data (E) traffic sensor control (P) video surveillance control (P)	ODOT District 4 Field Equipment