Corps, USGS Deploy 800-Pound 'Dart' To Map Levees - The Waterways Journal
The Vicksburg Engineer District and the U.S. Geological Survey (USGS) are using an innovative tool to scan beneath the surface of levees along the river.
United States Kent Parrish Xcalibur Multiphysics Group Vicksburg District Levee Safety Center Us Geological Survey Development Center
Source: waterwaysjournal.net