中国1984年出台“贷款修路,收费还贷”政策以来,公路建设进入了一个新的发展时期。据有关部门统计,到2003年底,中国公路通车里程已达181万公里,其中高速公路3万公里,一级公路2.99万公里,二级公路21.2万公里。这些公路中,全部的高速公路、80%的一级公路、45%的二级公路和2/3以上的千米大桥、隧道,都是利用贷款方式建设而成。收费公路总里程约14.71万公里。收费公路的快速发展。对促进国民经济和社会发展起到了积极作用。但是,收费公路快速发展的同时,也出现了收 Since China promulgated the “Loans for Road Repairing and Paying Back Loans” policy in 1984, highway construction has entered a new period of development. According to statistics from relevant departments, by the end of 2003, the mileage of the Chinese roads opened to traffic reached 1.81 million kilometers, of which 30,000 were highways, 29,900 kilometers were Grade I highways and 212,000 km were Grade II highways. Among these roads, all the expressways, 80% of the first-class highways, 45% of the second-class highways and more than two-thirds of the kilometer-long bridges and tunnels are constructed by means of loans. Total toll road mileage of about 147,100 kilometers. The rapid development of toll roads. It has played an active role in promoting the national economy and social development. However, the rapid development of toll roads also occurred at the same time