Control Change Cause Analysis-based Expressway Emergency Rescue Decision Approach

Abstract

Expressway is a zone of frequent occurrence of traffic accidents, and once accident happen, it will result in great economic losses and casualties, it is important to analyze the causes of the accidents timely and accurately, and what is more significant is formulating corresponding relief measures. Control change cause analysis (3CA) is a structured method that all events and consequences of an accident can be determined, and it is mainly used in related fields of safety management system. Applying 3CA in the expressway emergency rescue decision can analyze the cause of the accidentquickly and straightly, and thebarriers and controlsthat canprevent accidents from further development can be able tobe given meanwhile. Causes analyzed and barriers and controlsdetermined can be used tointegraterescue resources to minimize the lossestimely and quickly, whichhas a high practical value.