GF-EGF Regional ITS Architecture

SAE J2735: Dedicated Short Range Communications (DSRC) Message Set Dictionary

Source Element	Destination Element	Flow
CAT Operations Center	CAT Vehicles	transit traveler information
CAT Vehicles	CAT Operations Center	transit vehicle location data
GF PIC	Personal Information Device	emergency traveler information
GF–EGF Emergency Vehicles	EGF Dispatch	emergency vehicle tracking data
	GF PSAP	emergency vehicle tracking data
GF–EGF Maintenance Vehicles	GF–EGF Maintenance	work zone status
Personal Information Device	CAT Information Provider	trip feedback
	GF PIC	emergency traveler information request