郑州铁路枢纽三期工程,是国家的重点建设项目,本期建成部分为货运系统的新建上行系统三级三场,也是我国首次建成投入使用的双向三级八场双溜放半自动化驼峰编组站。本枢纽地处中原、为京广、陇海两大铁路干线交汇点,是沟通华北、西北、西南和华中的交通要冲。随着国民经济的发展,运能已不能满足运量的要求,使京广、陇海两大干线不能畅通。为改变这种被动局面,国家分期分批进行扩建投资。本期工程是根据铁道部五十年代初期制定的规模及总布置图,并按轻重缓急,分步骤进行设计的。自开工以来,完成一项交用一 The third phase of Zhengzhou Railway Terminal Project is a key construction project of the country. In this issue, three newly completed uplink systems of freight transportation system are completed in the third phase. It is also the first two-way three-eight double-slip semi-automatic hump marshalling station put into operation in China . The hub is located in the Central Plains, Beijing-Guangzhou, Longhai two major railroad junctions, is to communicate North, Northwest, Southwest and Central China hub. With the development of the national economy, transport capacity can no longer meet the requirements of traffic volume, making it impossible for the two major lines of Beijing-Guangzhou and Longhai to flow smoothly. To change this passive situation, the state plans to expand investment in installments. This project is based on the scale and general layout plan formulated by the Ministry of Railways in the early 1950s and is designed according to priorities and steps. Since the start of the project, I have completed one project