Ramps_FrontageRoads

Ramps, Frontage Roads, and Non-Roadway Elements as defined by the Oklahoma Department of Transportation Road Inventory Management branch. This dataset is meant as supplemental to the 'Roadways' and 'Local Roadways' mainline datasets. Data Dictionary本数据集涵盖由俄克拉荷马州交通部（Oklahoma Department of Transportation）道路库存管理分支所定义的匝道（Ramps）、临街道路（Frontage Roads）及非道路元素（Non-Roadway Elements），作为'Roadways'与'Local Roadways'两类主干数据集的补充内容，附数据字典。