National Network
收藏US Department of Transportation Open Data Portal2025-04-08 更新2026-03-28 收录
下载链接：
https://data-usdot.opendata.arcgis.com/maps/11afa310f2f442a5abaf92ca29fcd65d
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资源简介：
The primary purpose of this geospatial data set is to serve the FHWA needs in highway planning, policy analysis, visualization of the NN database and network modelling.
创建时间：
2024-07-09
