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国家建委与计委于1981年以(81)建发交字532号文(以下简称532号文)颁发了关于《铁路、公路、城市道路设置立体交叉的暂行规定》,文中明确了修建立体交叉和投资划分的标准。四年来衡广复线湖南省境内根据该文的规定并结合实际情况修建了很多立体交叉,对发展交通运输及工农业生产,搞活城乡经济起了一定的作用。
In 1981, the State Construction Commission and the Planning Commission issued the Interim Provisions on Establishing the Intersection of Roads on Highways, Highways and Cities with Document No. 532 (Jianzongjiaoji No. 532) issued by the State Development Planning Commission (hereinafter referred to as Document No. 532) in 1981, And investment criteria. In the past four years, according to the provisions of the article and a lot of three-dimensional crossings in Hunan Province, the Hengguang Double Line has played a certain role in the development of transport, industrial and agricultural production, and invigorating the urban and rural economy.