Central Ohio Regional ITS Architecture

CEN - EN 15531-1: Service Interface for Real-Time Information (SIRI)

Source Element	Destination Element	Flow
COTA Fixed–Route Transit Management System	City of Columbus Traffic Management Center	transit probe data
	COTA Paratransit Management System	transit probe data
	COTA Website/IVR	transit and fare schedules
	COTA Website/IVR	transit schedule adherence information
	Private Traveler Information Systems	transit and fare schedules
COTA Paratransit Management System	City of Columbus Traffic Management Center	transit probe data
	COTA Fixed–Route Transit Management System	transit probe data
	COTA Website/IVR	transit and fare schedules
	COTA Website/IVR	transit schedule adherence information
DATA Transit Dispatch Facility	DATA Website	transit and fare schedules
OSU TPS Dispatch Facility	OSU Website	transit and fare schedules