Historic Railroads Network

Overview This feature service provides spatial data representing historic railroad lines within a defined geographic area. It focuses on documenting the legacy rail infrastructure that once supported regional transportation and commerce. Feature Layers Railroads (Historic): This layer captures detailed information about historic railroad tracks including their lengths and identities. It utilizes line geometries to depict rail alignments, highlighting attributes such as the railroad name and associated infrastructure identifiers. The data supports historical research, preservation planning, and transportation heritage studies. Geographic Coverage The dataset represents historic railroads primarily within a regional extent of the mid-Atlantic United States, encompassing parts of Maryland and neighboring areas around Washington D.C. Use Cases Historic transportation network analysis Support for cultural resource management and heritage preservation Planning for recreational trails on abandoned railroad corridors### 概述 本要素服务（Feature Service）提供特定地理范围内的历史铁路线路空间数据，旨在记录曾支撑区域交通与商贸活动的遗留铁路基础设施。 ### 要素图层 历史铁路图层：本图层收录历史铁路轨道的详细信息，涵盖轨道长度与标识信息，通过线几何图形呈现铁路走向，并附带铁路名称、关联基础设施标识符等属性字段。该数据集可应用于历史研究、遗产保护规划及交通遗产研究领域。 ### 地理覆盖范围 本数据集的覆盖范围以美国中大西洋地区为核心，包含马里兰州部分区域及华盛顿特区周边邻近地带的历史铁路线路。 ### 应用场景 1. 历史交通网络分析研究 2. 文化资源管理与遗产保护工作支撑 3. 废弃铁路廊道休闲步道规划