From: Probing crowd density through smartphones in city-scale mass gatherings
Dynamics | Density [] | Behavior and risk |
---|---|---|
Standing | 7.1 | Critical crowd density for static crowds |
Walking | 0.43 | Stream of pedestrians can maintain normal walking speed and avoid one another |
2 | Walking speed is reduced | |
3.57 | Involuntary contact is experienced between people | |
5.55 | Potentially dangerous crowd forces begin to develop |