| Driving situation | A user is running freely on the highway |
| Accident situation | He encounters another vehicle partially or completely parked on the road side in the same direction at a critical point |
| Emergency | Startled, the driver tries to brake |
| The Shock | In case the braking distance is less than the visibility distance, and there is an oncoming vehicle, the collision is inevitable |
| Accident factors | Bad parking at the critical point. |