This intersection is in a group of intersections throughout the Louisburg Rd Corridor. This corridor operates on coordination plans from 6:30am to 9:00pm weekdays and 10:00am to 9:00pm on weekends. The remaining of the time it is in free run. During the day, when coordination plans are operating the main street (Louisburg Rd) is guaranteed a specific amount of time regardless the number of vehicles on the side street. For what you have described to have occurred, the allotted time for the main street had run out and the signal correctly cycled to the side street movement. The City has a traffic camera at this location and staff will continue to monitor this location.