_511_Event_Extents
收藏官方服务：
资源简介：
511 provides information about weather-related road conditions, road work, commercial vehicle restrictions, road closures and other events that impact traffic. This dataset provides the line extents associated with current 511 events. Events can be found on the 511 Website (www.511ia.org).
创建时间：
2020-01-03
