Vancouver Area Regional ITS Architecture

Dedicated Short Range Communication at 5.9 GHz Standards Group

Source Element	Destination Element	Flow
C-TRAN Driver	ODOT Region 1 Roadside Equipment	local signal priority request
	WSDOT SWR Roadside Equipment	local signal priority request
C-TRAN Transit Vehicles	ODOT Region 1 Roadside Equipment	local signal priority request
	WSDOT SWR Roadside Equipment	local signal priority request
Other Transit Vehicles	ODOT Region 1 Roadside Equipment	local signal priority request
	WSDOT SWR Roadside Equipment	local signal priority request
Regional Incident Response Teams	Vehicle	emergency vehicle alert
	Vehicle	vehicle signage data
	WSDOT SWR Roadside Equipment	barrier system control
Regional Maintenance and Construction Vehicles	WSDOT SWR Roadside Equipment	barrier system control
	WSDOT SWR Roadside Equipment	environmental sensor data
Vehicle	WSDOT Toll Collection	vehicle payment information
Washington State Patrol Vehicles	ODOT Region 1 Roadside Equipment	local signal preemption request
	WSDOT SWR Roadside Equipment	barrier system control
	WSDOT SWR Roadside Equipment	local signal preemption request
WSDOT SWR Roadside Equipment	ARROWS Maintenance Support Tool	barrier system status
	City of Vancouver Maintenance and Construction	barrier system status
	Clark County Maintenance and Construction	barrier system status
	Regional Maintenance and Construction	barrier system status
	Regional Maintenance and Construction Vehicles	barrier system status
	Regional Maintenance and Construction Vehicles	work zone warning notification
	Washington State Patrol Vehicles	barrier system status
WSDOT Toll Collection	Vehicle	vehicle payment request
	Vehicle	vehicle payment update