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湘黔铁路是中国一条从湖南株洲通往贵州贵阳的铁路，于1937年动工，1972年建成，全长905公里。目前全线复线电气化。

2006年底湘黔铁路与沪杭铁路、浙赣铁路、贵昆铁路等合并称为沪昆铁路，成为中国中南部地区的一条东西向铁路干线。