by Tim Athan
Q: Several stoplights seem now to be out of sync with the pedestrian crossing signal. For instance, when you are headed west on William and waiting for the light at Main Street, pedestrians get the white OK-to-cross sign while the traffic signal is still red.
A: Some intersections recently got Leading Pedestrian Interval (LPI) signal timing, which allows pedestrians to enter the crosswalk before drivers get a green light. The idea is to make them more visible to turning motorists.
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