Scheme comparison of the highway construction is an important content in the early stage of working. According to the requirements of the sustainable development, a highway construction must try to reduce the destruction of environment. The job that adds a new evaluation factor, the losing value of environmental value, to selection of plans will exert a far-reaching influence on highway construction.The article, from the angle of the national economic analysis, estimates the value losses of ecological environment, atmospheric environment, water environment, acoustical environment, which come from the influence highway construction. Therefore, the influence on the environment from the mankind economic activity is calculated in currency. On the basis, it provide a strong insurance to bring the losing value of environmental value into the total cost of highway construction and use mathematic models to find out an excellent plan for the sustainable development of regional economy and environment. |