There’s an audio version of the same point here: https://podcast.strongtowns.org/e/the-drip-drip-drip-of-traf... A ”best effort” summary of this article: if thousands of people die in once place, it’s one of the great tragedies in American history. However if thousands of people die in thousands different places, it is ignored and considered a fact of life. When a plane or train crashes, we stop everything and redesi…
It doesn't have to be like this though: Other countries pay attention to crashes, especially with fatalities. One of my uncles was a civil engineer working in Spain's government, now retired. All crashes reported to the police would be marked in maps, with an extra layer for fatalities. Then they'd be grouped by the kilometer of road, to look for the sections of road that were the most dangerous. The worst locations…
What is lacking is any learning. Despite widespread knowledge of what is wrong nobody does anything about it for the future. We keep designing new roads with all the known bad features. We keep allowing people to get and keep their drivers license with minimal training. I'm sure traffic engineers who study this stuff have a better list than me, but the above two (or variations thereof) will be near the top of theirs. So long as we don't act on what we already know nothing will change.