论文部分内容阅读
1 公路基础设施 公路总量继续增加。2002年底,全国公路总里程达到176.5万公里,比上年末增加6.7万公里。路网结构进一步改善。全国公路总里程中,国道里程有125 003公里、省道216 249公里、县道471 239公里、乡道865 635公里、专用公路87 096公里,分别占公路总里程的7.1%、12.2%、26.7％、49.0％和5.0％。 公路技术等级和路面等级不断提高。2002年底,全国等级公路里程138.29万公里,占公路总里程的78.3％。其中二级及二级以上高等级公路里程24.97万公里,占公路总里程的
1 Road Infrastructure The total number of roads continues to increase. By the end of 2002, the total national highway mileage reached 1.765 million kilometers, an increase of 67,000 kilometers over the previous year. Road network structure to further improve. Of the total national highway mileage, there are 125,003 kilometers of national highway mileage, 216,249 kilometers of provincial roads, 471,239 kilometers of county roads, 8,665 kilometers of township roads and 87,096 kilometers of special roads, accounting for 7.1%, 12.2% and 26.7% of the total mileage respectively %, 49.0% and 5.0%. The technical grade of the road and the grade of the road are continuously improved. By the end of 2002, the national grade highway mileage was 1,382,900 kilometers, accounting for 78.3% of the total mileage of the highway. Among them, there are 249,700 km of second-grade and above-grade high-grade highways, accounting for the total mileage