
NYC Intersections See 33% Fewer Pedestrian Injuries After LPI Rollout
COLUMBIA UNIVERSITY
According to the largest dataset to date evaluating the effectiveness of Leading Pedestrian Intervals (LPIs), which gives pedestrians a 7-second head start at traffic lights before vehicles receive a green light to turn, is associated with a 33% reduction in both fatal and non-fatal pedestrian injuries at New York City intersections.