Romain Grosjean's fiery crash at the Bahrain Grand Prix registered a peak force equivalent to 67Gs, the FIA's investigation into the accident found.
Motor racing's governing body has published its full report on the accident and the areas of safety it must improve. Grosjean miraculously escaped after his Haas car hit a barrier, split apart and caught fire.
The investigation determined Grosjean hit the barrier at 192 kmh at a estimated yaw of 22 degrees.
The French driver spent 27 seconds inside the car. He has already described the terrifying experience and how he was convinced he was going to die.