Elevation-Derived Hydrography READ Rules: Culvert Diagram
By NGP Standards and Specifications
2020 (approx.)
Detailed Description
Highway 211 in Virginia crossing unnamed streams as examples of a culvert hydrographic feature. Source data are from the National Hydrography Dataset (U.S. Geological Survey, 2020), which is used to provide examples of hydrographic feature types but may not have the same density and other characteristics of elevation-derived hydrography
Sources/Usage
Public Domain.