Impervious Surface 2019

The dataset contains basemap features that are typically classified as impervious surface, captured in 2019. Some examples of Impervious Surfaces include: Airport Taxiways, Helipads, Outdoor Building Stairs, Buildings, Sidewalks, Roads, Alleys, Driveways, and Swimming Pools.本数据集涵盖2019年采集的、通常被归类为不透水面（impervious surface）的底图特征。不透水面的典型示例包括：机场滑行道、直升机起降坪、室外建筑楼梯、建筑物、人行道、道路、小巷、车道以及游泳池。