计重收费的实施,从源头上遏制了超载现象。虽然各地实施办法和超载判定标准以及收费标准不尽相同,但是自重轻的货车具有普遍优势。经研究表明,在计重收费政策下,使用自重轻的多轴载货车的用户获利较大。2009年,燃油税开始实施,通过对不同税率情况下各种车型的费用对比,得出重型载货车的吨/公里费用最低, The implementation of weight charges, from the source to curb the phenomenon of overloading. Although the implementation measures and overloading all over the world and the charging standards are not the same, but light truck has a common advantage. The study shows that under the weight-charging policy, users who use light, self-propelled multi-axle trucks are more profitable. In 2009, the fuel tax came into effect. By comparing the costs of various models under different tax rates, it was concluded that the tonne / km cost of heavy goods vehicles was the lowest,