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对原有公路进行技术改造,不断提高其通过能力,是公路运输挖潜、革新、改造的重要组成部分,是改变公路落后面貌以适应“四化”建设需要的有力措施。近十几年来,随着公路运输生产的发展,各地交通部门在积极新建公路的同时,不断对原有公路进行改造,先后共改善线形、铺筑油路十几万公里,新建、改建桥梁二百多万延米,方便了行车,提高了运输效率,取得了很大的成绩,积累了不少经验。据各地资料分析,公
The technological transformation of the existing highways and the continual improvement of their passing capacity are important components in tapping potential, innovating and transforming the road transport, and are powerful measures to change the backwardness of the road to meet the needs of the “four modernizations”. In the past decade or so, with the development of road transportation and production, transportation departments at various localities continued to transform existing roads while actively constructing new highways. They have successively improved their line shapes and paved hundreds of thousands of kilometers of oil routes, built new ones and reconstructed bridges 2 More than a million meters of rice, convenient traffic, improve transport efficiency, has made great achievements, has accumulated a lot of experience. According to local data analysis, public