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by cucumber3732842
35 days ago
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>Sedan hits you, you get hit in the knees and fall on the hood. Brodozer hits you, it strikes your chest/head, pushes you over and drives over you. You just made that up. Pedestrians are mostly killed by head onto solid object. Your two most common options are pavement and windshield. Pavement is worse because cars have a fair bit of engineering that goes into preventing head onto windshield. At the end of the day it's mostly a question about getting hit above or below center of mass. Modern (ie. larger than they were 20yr ago) crossovers and midsize SUVs are doing a lot of heavy lifting in these stats. But the people who want to talk about this problem tend to drive Rav4s and not Chevy 2500s so the latter gets complained about even though the former outsold it 2:1 Relatedly, minivans are kind of bad no matter how you cut them because it's hard to stay true to the form factor and not have pedestrians go straight into windshield in fairly low speed crashes. |
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> The issue isn’t mass alone, but also height. Yes, spreading impact over a greater area reduces the force experienced by any given part of your body, but when that surface area rises further and further from the ground, the impact point on your body rises with it. If you’re hit below your center of mass, you’re likely to fall toward the vehicle. If you’re hit at or above that point, you’re likely to be knocked down in front of of the vehicle instead. The latter becomes less survivable due to the poor visibility offered by taller trucks and SUVs.
> “We see a lot of devastating collisions even at lower speeds because the pedestrian gets punted forward,” said Shawn Harrington, whose company, Forensic Rock, conducted crash testing for the report. “Before the driver knows what’s happened, the pedestrian’s head is under the wheel.”