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1. 项目的背景和历史 浙赣铁路是我国长江以南贯通东西方向的主要干线。它于1937年全线通车,原线技术标准较低,建国以来曾进行过多次的局部加强和技术改造,更换了大型机车,改善了信号设备,运输能力有较大的提高;但随着社会主义建设的发展,仍不能适应日益增长的运量要求。该线钱塘江单线桥的通过能力据上海铁路局检算为77.8对,已趋于饱和。现皖赣线虽已
1. Background and History of the Project The Zhejiang-Jiangxi Railway is the main trunk line running east to west south of the Yangtze River in our country. It was opened to traffic in 1937, the original line of low technical standards, since the founding of the country has conducted many local strengthening and technological transformation, replacement of large locomotives, improved signal equipment, transport capacity has greatly improved; but with the community The development of socialist construction still can not meet the growing demand for capacity. The passing capacity of the Qiantang River single-line bridge is estimated to be 77.8 pairs by the Shanghai Railway Bureau and has tended to be saturated. Although now Anhui-Jiangxi line