Effects of rainy weather on traffic accidents of a freeway using cellular automata model*

Project supported by the National Natural Science Foundation of China (Grant No. 50478088) and the Natural Science Foundation of Hebei Province, China (Grant No. E2015202266)

Pang Ming-Bao, Ren Bo-Ning
       

Comparison among speed-density plots. In Figs. 11 and 12, the curves “a”, “b”, “c”, “d” correspond to the rainfall intensities of 0, 0.04 mm/min, 0.2 mm/min, and 0.66 mm/min, respectively.