Hydrants

The Hydrants layer was collected as part of the Greene County, OH Road Centerline and Address Mapping Project. This layer contains a point-based geometry. Each point represents a single hydrant.本消防栓图层（Hydrants layer）采集自美国俄亥俄州格林县道路中心线与地址测绘项目。该图层采用点几何要素类型，每个点均对应一个独立的消防栓。