Table 4 The table reflects different types of accidents, main risks and main causes of accidents.

From: Study on a risk model for prediction and avoidance of unmanned environmental hazard

Accident type

Main risk types

Main causes of accidents

Rear-end

Car–car conflict/vehicle control

In front of the car brake/ground skid/visual blind area

Retrograde

Car–car/car–person conflict

A blind spot/sudden rush

Astern

Car–car/car–object conflict

A blind spot/sudden rush

Violation of traffic signal

Car–car/car–person conflict

The signal lamp is shielded/blind/the other party suddenly rushes out

Not yielding

Car–car/car–person conflict

Too fast

  1. The accident types are divided into back-end, retrograde, etc., the main risk types are vehicle conflict and vehicle control, etc., and the main causes of accidents are ground anti-skid, blind spots, etc.