In New York City, some 70,000 motor vehicle crashes are reported every year and among them 250 are fatal crashes, 3000 crashes lead to serious personal injury . 10,000 crashes involved pedestrians struck by a car or another vehicle such as a bus or a truck.
Many cities in Europe are already running this type of program. In London Slow Zone program saw a reduction a more that 40 % of fatal and severe injury crashes and the average speed in theses area will now be reduced to 9 mph. In the Netherlands crashes dropped by 25% in slow zones and in Barcelona by 27%. Similar results are expected in New York City’s newly created Slow Zones.