Relationship between Traffic Accidents and the Road Traffic Operation Index-A Case Study of Beijing

摘要

Road Traffic Operation Index can comprehensively reflect the traffic state of the urban road network. In order to research the temporal distribution and the incidence relation, various traffic accident and traffic index is selected as the research object. This paper select the traffic accident data (occurrence location, occurrence time, accident category attribute) and traffic index data within the Beijing Fifth Ring Road from January to June 2014, as the basis to identify the monthly distribution and the daily distribution of total traffic accident, and the monthly distribution of various traffic accident. The occurrence location and the occurrence time of traffic accident is used for determining the traffic index value when the accident occurred. Regression analysis and SPSS is used and the results of each method is evaluated by R2 values and F values. The results show that there is a positive correlation between total traffic accident, vehicle collision, other accident and traffic index. Vehicle breakdown and traffic index does not exist a positive correlation.