NYC Planimetric Database: Transportation Structures

Planimetric basemap layer containing transportation structures features. Please see the following link for additional documentation- https://github.com/CityOfNewYork/nyc-planimetrics/blob/master/Capture_Rules.md.包含交通构筑物要素的平面测量底图层（Planimetric basemap layer）。更多文档请参见以下链接：https://github.com/CityOfNewYork/nyc-planimetrics/blob/master/Capture_Rules.md。