Triangle Region ITS Architecture

NTCIP 1211: Object Definitions for Signal Control and Prioritization (SCP)

Source Element	Destination Element	Flow
Cary Fire/Rescue Vehicles	Cary Traffic Signals	local signal preemption request
Cary TOC	Cary Traffic Signals	signal control commands
	Cary Traffic Signals	signal control device configuration
	Cary Traffic Signals	signal control plans
	Cary Traffic Signals	signal system configuration
	Wake County EOC	emergency traffic control information
Cary Traffic Signals	Cary TOC	right–of–way request notification
Chapel Hill TOC	Chapel Hill Traffic Signals	signal control commands
	Chapel Hill Traffic Signals	signal control device configuration
	Chapel Hill Traffic Signals	signal control plans
	Chapel Hill Traffic Signals	signal system configuration
	Orange County EOC	emergency traffic control information
Chapel Hill Traffic Signals	Chapel Hill TOC	right–of–way request notification
Chapel Hill Transit Fixed Route Vehicles	Chapel Hill Traffic Signals	local signal priority request
Durham County EOC	Durham TOC	emergency traffic control request
	Local Traffic Operations Centers	emergency traffic control request
	NCDOT Triangle RTMC	emergency traffic control request
Durham ECC	Durham TOC	emergency traffic control request
Durham Fire Department Vehicles	Durham Traffic Signals	local signal preemption request
Durham TOC	Durham County EOC	emergency traffic control information
	Durham ECC	emergency traffic control information
	Durham Traffic Signals	signal control commands
	Durham Traffic Signals	signal control device configuration
	Durham Traffic Signals	signal control plans
	Durham Traffic Signals	signal system configuration
	GoDurham Fixed Route Dispatch Center	emergency traffic control information
	GoDurham Fixed Route Dispatch Center	traffic control priority status
	GoTriangle Dispatch Center	emergency traffic control information
	GoTriangle Dispatch Center	traffic control priority status
	NCDOT Triangle RTMC	emergency traffic control information
Durham Traffic Sensors	Durham TOC	right–of–way request notification
Durham Traffic Signals	Durham TOC	right–of–way request notification
GoCary Fixed Route Vehicles	Cary Traffic Signals	local signal priority request
GoDurham Fixed Route Dispatch Center	Durham TOC	emergency traffic control request
	Durham TOC	traffic control priority request
GoDurham Fixed Route Transit Vehicles	Durham Traffic Signals	local signal priority request
GoRaleigh Transit Vehicles	Local Traffic Signals	local signal priority request
	Raleigh Traffic Signals	local signal priority request
GoTriangle Dispatch Center	Durham TOC	emergency traffic control request
	Durham TOC	traffic control priority request
GoTriangle Transit Vehicles	Cary Traffic Signals	local signal priority request
	Raleigh Traffic Signals	local signal priority request
Local Fire/EMS Vehicles	Chapel Hill Traffic Signals	local signal preemption request
	Local Traffic Signals	local signal preemption request
Local ITS Field Equipment	Local Traffic Operations Centers	right–of–way request notification
Local Traffic Operations Centers	Durham County EOC	emergency traffic control information
	Local ITS Field Equipment	signal control commands
	Local ITS Field Equipment	signal control device configuration
	Local ITS Field Equipment	signal control plans
	Local ITS Field Equipment	signal system configuration
	Local Traffic Signals	signal control commands
	Local Traffic Signals	signal control device configuration
	Local Traffic Signals	signal control plans
	Local Traffic Signals	signal system configuration
	Orange County EOC	emergency traffic control information
	Wake County EOC	emergency traffic control information
Local Traffic Signals	Local ITS Field Equipment	signal control data
	Local Traffic Operations Centers	right–of–way request notification
NC SEOC	NCDOT STOC	emergency traffic control request
NCDOT STOC	NC SEOC	emergency traffic control information
	NCDOT Traffic Signals	signal control commands
	NCDOT Traffic Signals	signal control device configuration
	NCDOT Traffic Signals	signal control plans
	NCDOT Traffic Signals	signal system configuration
NCDOT Traffic Sensors	NCDOT Triangle RTMC	right–of–way request notification
NCDOT Traffic Signals	NCDOT STOC	right–of–way request notification
	NCDOT Triangle RTMC	right–of–way request notification
NCDOT Triangle RTMC	Durham County EOC	emergency traffic control information
	Durham TOC	emergency traffic control request
	NCDOT Reversible Lane Controls	signal control commands
	NCDOT Reversible Lane Controls	signal control device configuration
	NCDOT Reversible Lane Controls	signal control plans
	NCDOT Reversible Lane Controls	signal system configuration
	NCDOT Traffic Signals	signal control commands
	NCDOT Traffic Signals	signal control device configuration
	NCDOT Traffic Signals	signal control plans
	NCDOT Traffic Signals	signal system configuration
	Orange County EOC	emergency traffic control information
	TMCs in Other States	emergency traffic control request
	Wake County EOC	emergency traffic control information
Orange County EOC	Chapel Hill TOC	emergency traffic control request
	Local Traffic Operations Centers	emergency traffic control request
	NCDOT Triangle RTMC	emergency traffic control request
Raleigh Fire Department/EMS Vehicles	Raleigh Traffic Signals	local signal preemption request
Raleigh TOC	Raleigh Traffic Signals	signal control commands
	Raleigh Traffic Signals	signal control device configuration
	Raleigh Traffic Signals	signal control plans
	Raleigh Traffic Signals	signal system configuration
	Wake County EOC	emergency traffic control information
Raleigh Traffic Sensors	Raleigh TOC	right–of–way request notification
Raleigh Traffic Signals	Raleigh TOC	right–of–way request notification
TMCs in Other States	NCDOT Triangle RTMC	emergency traffic control information
Wake County EOC	Cary TOC	emergency traffic control request
	Local Traffic Operations Centers	emergency traffic control request
	NCDOT Triangle RTMC	emergency traffic control request
	Raleigh TOC	emergency traffic control request
Wolfline Transit Vehicles	Raleigh Traffic Signals	local signal priority request