Sidewalk Access Centerline

Street centerlines classified by their sidewalk level of service: having sidewalks on one side, both sides, or no sidewalk access. This layer also has a field showing if the segment is on the Sidewalk Master Plan.本数据集为按人行道服务水平（Sidewalk Level of Service）分类的街道中心线图层，根据道路路段单侧布设人行道、双侧布设人行道或无人行道通行条件进行分类。该图层还包含一个属性字段，用于标识对应路段是否纳入《人行道总体规划（Sidewalk Master Plan）》。