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Chicago Ran a Speedometer Made of Buses for Eight Years: 3 a.m. Is 7.5 mph Faster Than 4 p.m., and the Loop at 5 p.m. Averages 13.9
For eight years the city estimated arterial traffic speeds by analyzing GPS traces from CTA buses. The retired archive, read whole – 10,776,684 region-interval rows, 2018-2026: 3 a.m. averages 30.85 mph and…
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