Ryan Labadens

Corps of Engineers Builds Underwater Sill in Mississippi River to Slow Saltwater Intrusion During Low Water Conditions

Under normal conditions, the downstream flow of the river prevents significant upriver progression of the salt water. However, in times of extreme low volume water flow, unimpeded salt water can travel upriver and threaten municipal drinking water and industrial water …

Corps of Engineers Builds Underwater Sill in Mississippi River to Slow Saltwater Intrusion During Low Water Conditions Read More »

The U.S. Army Corps of Engineers, New Orleans District is working to delay upriver progression of salt water from the Gulf of Mexico by augmenting the sill initially constructed in July 2023. Construction is underway to increase the existing underwater sill from a depth of -55 feet to a depth of -30 feet. A 620-foot-wide navigation lane will be kept to a depth of -55 feet to ensure deep-draft shipping continues along the nation’s busiest inland waterway. (USACE image)

New Orleans Corps of Engineers Underway with Sill Augmentation to Delay Upriver Progression of Salt Water

Construction is underway to increase the existing underwater sill from a depth of -55 feet to a depth of -30 feet. A 620-foot-wide navigation lane will be kept to a depth of -55 feet to ensure deep-draft shipping continues along …

New Orleans Corps of Engineers Underway with Sill Augmentation to Delay Upriver Progression of Salt Water Read More »

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