National Transportation Atlas Database (NTAD): Railroad Bridges 2010-Present Datasets
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下载链接：
https://rosap.ntl.bts.gov/view/dot/54704
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资源简介：
The Railroad Bridges 2010-Present database is from the Federal Railroad Administration (FRA), and part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics' (BTS') National Transportation Atlas Database (NTAD). FRA Grade Bridges is a spatial file that originates from the National Highway-Rail Bridges Inventory Program. The program is to provide information to the public, Federal, State, and local governments, as well as the railroad industry for information and the improvements of safety at highway-rail Bridges.
提供机构：
Bureau of Transportation Statistics
创建时间：
2021-03-04
