| ShanXi Province produces lots of coal; the coal foreign shipment occupies the very big share in the ShanXi transportation profession. The coal belongs to the low attachment value Product; it should use the batch to transport controls its transportation cost. The railway line transport strength already was unable to satisfy the coal foreign shipment in ShanXi, The road coal transportation share become more serious. That Causes the ShanXi Province coal foreign shipment road to appear many questions.The paper analyzed the negative influence of the truck for coal which the overload transportation and the reason, and the question of the expressway be disturbed by the truck. The paper proposed the necessary of taking loading based toll collecting in ShanXi, and the thinking of taking loading based toll collecting. Initially formulates two plans for the Shanxi taking loading based toll collecting, calculates the load of some typical truck. At last gave the conclusion after loading based toll collecting, toll of overloaded truck will increase, and that of empty and regular loading truck will decrease. |