随着西安地铁3号线的正式运营,西安城市轨道交通即将迎来网络式发展时代。轨道交通环线是城市轨道交通线网中的一种线型,对于方格型路网城市有举足轻重的作用。本文梳理西安轨道交通8号线环线的相关规划,在分析8号线沿线功能区的基础上,探讨其路由与路径特征并依据客流预测的结果分析各换乘站换乘情况,进一步验证西安地铁8号线对西安市发展的重要作用。 With the official operation of Xi’an Metro Line 3, Xi’an Metro will usher in an era of network development. Rail transit loop is a kind of linear in urban rail transit network, which plays a decisive role for grid urban road network. Based on the analysis of the functional areas along Line 8, this paper explores the characteristics of the routes and paths and analyzes the transfer situation of each transfer station according to the results of passenger flow forecasting, and further verifies that Xi’an Metro Line 8 on the development of Xi’an City, an important role.