5 minute readCorps of Engineers Builds Underwater Sill in Mississippi River to Slow Saltwater Intrusion During Low Water Conditionsfrom America's Engineers: The People, Programs, and Projects of the U.S. Army Corps of Engineersby America's EngineersNext Articlefrom America's Engineers: The People, Programs, and Projects of the U.S. Army Corps of Engineers, page 48Mississippi River Drought Affe...This article is from:America's Engineers: The People, Programs, and Projects of the U.S. Army Corps of Engineersby America's Engineers