World's Fastest-Accelerating Coaster Closed; Riders Keep Breaking Their Bones

[muriel_volestrangler]

18. That's the average over the one and a half seconds

If that's from an initial acceleration of zero, the peak must be more. And the 'jerk' can also have a bearing on what it does to the body, since that affects what the muscles are braced against: https://en.wikipedia.org/wiki/Jerk_%28physics%29#Physiological_effects_and_human_perception

The article says the ride has been going for 20 years, and the problems have only just appeared. It suggests that people may not have been sitting right against the seats.