---

Roadway Signal Controls

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

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.