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六甲工务段管辖黔桂铁路中段的金城江至麻尾间，全长151公里，是一条解放前修建的技术标准极低的铁路。虽经多次改造，仍是全国准轨中的等外级线路。全段正线共有302个曲线，曲线半径小于200m的有81个，最小曲线半径为174m，曲线间夹直线短于25m的有57处。最短夹直线1.3m；坡度大于15‰的有181处，最大坡度为29.2‰；危石地段266个，累计长50余公里。
Rokko works under the jurisdiction of the middle section of Guizhou-Guangxi Railway Jincheng River to Mawei, a total length of 151 kilometers, is a liberation of the construction of the technical standards for the railway. Despite repeated transformations, it is still the outer-grade circuit in the national standard. There are totally 302 curves in the whole section of the main line, 81 curves with a radius less than 200m, the minimum curve radius is 174m, and 57 curves with straight lines shorter than 25m. The shortest folder straight line 1.3m; slope greater than 15 ‰ 181, the maximum slope of 29.2 ‰; dangerous stone section 266, total length of more than 50 kilometers.