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At some Red Lights in NYC, Cyclists Now Get Head Start

Earlier this week, NYC DOT announced a pilot program to let cyclists use the same head start as pedestrians at 50 intersections with “leading pedestrian intervals” or LPIs, which give people a few seconds to establish themselves in the crosswalk before drivers get a green. Since then, a number of people asked for a visual […]

LPI – Leading Pedestrian Interval

Leading Pedestrian Intervals (or LPIs) are a traffic signalization strategy that allows pedestrians an exclusive 3 to 5 second signal (in some cases much longer) to begin crossing the street before cars get a green light. Consequently, they are also known by their sassier nickname, Pedestrian Head Start. But in my view the best variation on what LPI stands for comes from Christine Berthet of the Hells Kitchen Neighborhood Association who proposes: "Life Preserving Interval"