RoutingStructure

These indicate the location of key structures related to the highway network. These may be: Barriers: Structures or equipment constructed to control, obstruct, or prevent passage or access Bridges and Tunnels Crossings and Signals: Equipment such as traffic signals, and locations that control the flow of traffic本数据集标注了与公路路网相关的关键设施的位置，此类设施涵盖以下类别： 1. 障碍物（Barriers）：为管控、阻断或禁止通行与进入而修建的结构或设备； 2. 桥梁与隧道（Bridges and Tunnels）； 3. 道口与交通信号设施（Crossings and Signals）：诸如交通信号设备在内的管控车流的设备，以及用于调控交通流的相关点位。