Based on the practical situation of metro design, this paper discusses some items of Code for metro design, such as gauge, railway line, subgrade &track, and futher analyses problems in technical index listed in this code, argues that necessary correction
Based on the practical situation of metro design, this paper discusses some items of Code for metro design, such as gauge, railway line, subgrade &track, and futher analyses problems in technical index listed in this code, argues that necessary correction
摘要结合地铁工程设计实际，对《地铁设计规范》中限界、线路、路基、轨道的部分条文，如：圆曲线内外侧的加宽计算，缓和曲线地段限界及加宽计算，区间最小线间距的确定，曲线地段线间距的加宽，机械化养路平台的设置，曲线地段路基加宽的界定，路基支档结构物的设置，欠超高的取值等问题，进行了分析探讨，并提出了修改建议。