The rapid development of motor traffic in China increased the heavy metal contamination in the soil along the roads,which caused the problem of the safety of environment and food.With the soil which on the sides of Shanghuai road as the main research object,the heavy metal contents(Cu,Cr,Cd,Pb)in each of the soil sample were determined by using flame atomic absorption spectrometry.Considering the function and quality of soil and the risk,ecological risk model for evaluating heavy metal pollution in soil was...