Railroad Centerline
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资源简介：
This file represents the digital railroad centerline segment layer. Location data for railroad centerlines are received by NDS staff (from various sources, such as updated orthos, GPS, plats, etc.) and incorporated into this layer. The information contained in this file is NOT to be construed or used as a "legal description." Any errors or omissions should be reported to NDS for correction.
创建时间：
2017-06-09
