Austin Regional ITS Architecture

SRC-Legacy: Legacy Short Range Comm Using IEEE 1455

Source Element	Destination Element	Flow
CapMetro MetroRapid BRT Vehicles	City of Austin Traffic Signals	local signal priority request
City of Austin Connected Vehicle Roadside Equipment	City of Austin Traffic Signals	intersection status monitoring
City of Austin Fire/EMS Vehicles	City of Austin Traffic Signals	local signal preemption request
CIty of Austin In-Vehicle Parking Meters	City of Austin Parking Enterprise	vehicle payment information
	City of Austin Parking Meters	vehicle payment information
City of Austin Parking Enterprise	CIty of Austin In-Vehicle Parking Meters	vehicle payment request
	CIty of Austin In-Vehicle Parking Meters	vehicle payment update
	City of Austin Parking Meters	vehicle payment request
	City of Austin Parking Meters	vehicle payment update
	Public/Private Vehicles	vehicle payment request
	Public/Private Vehicles	vehicle payment update
City of Austin Parking Meters	CIty of Austin In-Vehicle Parking Meters	vehicle payment request
	City of Austin Parking Enterprise	vehicle payment information
	Public/Private Vehicles	vehicle payment request
	Public/Private Vehicles	vehicle payment update
City of Cedar Park Connected Vehicle Roadside Equipment	City of Cedar Park Traffic Signals	intersection status monitoring
City of Georgetown Connected Vehicle Roadside Equipment	City of Georgetown Traffic Signals	intersection status monitoring
City of Leander Connected Vehicle Roadside Equipment	City of Leander Traffic Signals	intersection status monitoring
City of Pflugerville Connected Vehicle Roadside Equipment	City of Pflugerville Traffic Signals	intersection status monitoring
City of Round Rock Connected Vehicle Roadside Equipment	City of Round Rock Traffic Signals	intersection status monitoring
City of Round Rock Fire/EMS Vehicles	City of Round Rock Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request
City of San Marcos Connected Vehicle Roadside Equipment	City of San Marcos Traffic Signals	intersection status monitoring
Commercial Vehicles	CTRMA Toll Plazas	vehicle payment information
	TxDOT Austin District Office of Law Enforcement Weigh-in-Motion	tag data
	TxDOT TOD Toll Plazas	vehicle payment information
County Public Safety Vehicles	City of Austin Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request
CTRMA Toll Plazas	Commercial Vehicles	vehicle payment request
	Commercial Vehicles	vehicle payment update
	Public/Private Vehicles	vehicle payment request
	Public/Private Vehicles	vehicle payment update
DPS Emergency Vehicles	City of Austin Traffic Signals	local signal preemption request
Municipal Connected Vehicle Roadside Equipment	Municipal Traffic Signals	intersection status monitoring
Municipal Public Safety Vehicles	City of Austin Traffic Signals	local signal preemption request
	City of Cedar Park Traffic Signals	local signal preemption request
	City of Georgetown Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request
Public/Private Ambulance Vehicles	City of Austin Traffic Signals	local signal preemption request
	City of Cedar Park Traffic Signals	local signal preemption request
	City of Georgetown Traffic Signals	local signal preemption request
	City of Round Rock Traffic Signals	local signal preemption request
	City of San Marcos Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request
Public/Private Vehicles	City of Austin Parking Enterprise	vehicle payment information
	City of Austin Parking Meters	vehicle payment information
	CTRMA Toll Plazas	vehicle payment information
	TxDOT TOD Toll Plazas	vehicle payment information
Travis County Public Safety Vehicles	City of Austin Traffic Signals	local signal preemption request
	City of Round Rock Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request
TxDOT Austin District Connected Vehicle Roadside Equipment	TxDOT Austin District Field Sensors	intersection status monitoring
	TxDOT Austin District Signals	intersection status monitoring
TxDOT Austin District Office of Law Enforcement Weigh-in-Motion	Commercial Vehicles	request tag data
TxDOT TOD Toll Plazas	Commercial Vehicles	vehicle payment request
	Commercial Vehicles	vehicle payment update
	Public/Private Vehicles	vehicle payment request
	Public/Private Vehicles	vehicle payment update
Williamson County Public Safety Vehicles	City of Cedar Park Traffic Signals	local signal preemption request
	City of Georgetown Traffic Signals	local signal preemption request
	City of Round Rock Traffic Signals	local signal preemption request
	TxDOT Austin District Signals	local signal preemption request