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Traffic engineers build roads relying on outdated research, faulty data
A traffic engineer argues that, contrary to his profession’s view, ‘human error’ is not the main cause of deaths in car crashes in the US.
When traffic engineers provide lousy crosswalks separated by long distances, and someone jaywalks and gets hit by that speeding Canyonero driver, one or both of these road users will be blamed in the official crash report. Bad road user behavior shouldn’t be excused, but a bit of digging below the surface of crash data unearths a completely different story. Figuring out which road user is most at fault may be useful for law enforcement and insurance companies, but it doesn’t give transportation engineers, planners, policymakers or automakers much insight into what they can do better.
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