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Transportation Traffic Accident * The system of Transportation Traffic driver vehicle Road surroundings command movement feedback * Vehicle Human Road Surroundings The factors which lead to accidents The proportion of various factors Factor Human Vehicle Road Surroundings Proportion 93%-94% 8%-12% 28%-34% * * Human factor Safety education and road facility and first-line manage (traffic police) Observation error and poor judgment and operational error Safety awareness and obey the traffic rules and social morals The Risk Manager Navigate (driver) Pedestrian (passer) Human factor Example EXAMPLE * Drunk driving speed overload * Brake failure (刹车失灵） Roadside breakdown（汽车抛锚） Car Spontaneous combustion (自燃） Have a flat tire（车胎爆了） Car light failure（车灯失效） The Risk Brake system Operational stability Power system Vehicle factor Example Vehicle factor * The Risk Weather Human factor Bad road conditions Road Surroundings Example Road Surroundings factor The rain , snow and fog and other bad weather The road is under construction or other worse road conditions Someone stop the car and some other obstacles on the road Road sign and some surroundings * signs Common Accident Straight accident（直行事故） Rear-end collision（追尾事故） Overtaking accident（超速事故） Left turn accident Right turn accident Narrow road accident（窄道事故） Corner accident（弯道事故） Ramp accident（坡道事故） Emergency shutdown accident（停车事故） Air crash（坠机） Derail（出轨） … … * Classify Train derail （出轨） collision（碰撞） Car(automobile motorcycle bicycle) straight accident rear-end overtaking left turn accident right turn accident narrow road accident corner accident ramp accident emergency shutdown airplane air crash * illustration Straight accident Always occurred in non main road crossing outer suburbs for the reason of no traffic light. * illustration De