Memphis Regional ITS Architecture

Roadway Signal Controls Functional Area

Description

Field elements including traffic signal controllers for use at signalized intersections; also supports pedestrian crossings.

Included In

MDOT Traffic Signals

City of Memphis Traffic Signals

City of Bartlett Traffic Signals

Town of Collierville Traffic Signals

City of Germantown Traffic Signals

City of Horn Lake Traffic Signals

City of Millington Traffic Signals

City of Olive Branch Traffic Signals

City of Southaven Traffic Signals

Shelby County Traffic Signals

Municipal Traffic Signals

Functional Requirements

ID	Requirement
1	The field element shall control traffic signals under center control.
2	The field element shall respond to pedestrian crossing requests by accommodating the pedestrian crossing.
3	The field element shall provide the capability to notify the traffic management center of pedestrian calls and pedestrian accommodations.
4	The field element shall report the current signal control information to the center.
5	The field element shall report current preemption status to the center.
6	The field element shall return traffic signal controller operational status to the center.
7	The field element shall return traffic signal controller fault data to the center.
8	The field element shall report current transit priority status to the center.