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Welcome to Notices To Navigation Interest

The Notices To Navigation Interests (NTNI Notices) website contains navigation notices and policies issued by US Army Corps of Engineers Districts with a waterway navigation mission. These documents are disseminated according to EP 1130-2-520, Chapter 2, to inform mariners of information describing events that affect waterway navigation such as maintenance projects, hazards to navigation, and other pertinent information. The notices are removed from the page seven days past the end date on the latest amendment. The site also has Policy Notices that remain in place until superseded. This site does not contain all notices such as those published by other Federal agencies. Reference: The US Coast Guard Local Notice To Mariners site at: http://www.navcen.uscg.gov/?pageName=lnmMain
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Navigation Notices

Control NbrAmendment NbrTitleBegin DateEnd DateWaterwaysDistrict NameAttachments
212374REPLACEMENT OF FIBER LINE ON TVA TRANSMISSION LINE TENNESSEE RIVER MILE 72.5 & BIG SANDY RIVER MILE 5.5 2025/11/172025/11/22NASHVILLE DISTRICTNav Notice 25-38.pdf
Nav Notice 25-38.pdf
212098CHEATHAM LOCK CLOSURE CUMBERLAND RIVER MILE 148.7 2025/10/272025/10/31NASHVILLE DISTRICTNav Notice 25-36.pdf
212373212098-1***Amendment 1*** CHEATHAM LOCK CLOSURE CUMBERLAND RIVER MILE 148.7 2025/10/272025/11/01NASHVILLE DISTRICTNav Notice 25-36.pdf
Nav Notice 25-36_1.pdf
212224CUMBERLAND RIVER SAFETY ZONE CUMBERLAND RIVER MILE 188 - 1922025/10/132025/10/24NASHVILLE DISTRICT
211840WATTS BAR LOCK INTERMITTENT CLOSURES TENNESSEE RIVER MILE 529.9 2025/10/012025/10/23NASHVILLE DISTRICTNav Notice 25-30.pdf
Nav Notice 25-30.pdf
212003211840-1WATTS BAR LOCK INTERMITTENT CLOSURES TENNESSEE RIVER MILE 529.9 2025/09/302025/10/23NASHVILLE DISTRICTNav Notice 25-30.pdf
Nav Notice 25-30.pdf
212004211840-2WATTS BAR LOCK INTERMITTENT CLOSURES TENNESSEE RIVER MILE 529.9 2025/09/302025/10/23NASHVILLE DISTRICTNav Notice 25-30.pdf
Nav Notice 25-30.pdf
211994REPLACEMENT OF FIBER LINE ON TVA TRANSMISSION LINE - EMORY RIVER MILE 1.52025/09/292025/09/30NASHVILLE DISTRICTNav Notice 25-35.pdf
211648KENTUCKY LOCK CLOSURE TENNESSEE RIVER MILE 22.42025/09/222025/11/22NASHVILLE DISTRICTNav Notice 25-27.pdf
211933UNDERWATER PIPELINE REPAIR TENNESSEE RIVER MILE 246.4 LDB 2025/09/222025/10/19NASHVILLE DISTRICTNav Notice 25-32.pdf
211948CHEATHAM LOCK CLOSURE CUMBERLAND RIVER MILE 148.7 2025/09/162025/09/18NASHVILLE DISTRICTNav Notice 25-33.pdf
211839211647-1***Amendment 1*** SOIL AND ROCK TEST BORING CUMBERLAND RIVER MILE 189.52025/09/152025/09/27NASHVILLE DISTRICTNav Notice 25-26_1.pdf
Nav Notice 25-26.pdf
211849CHICKAMAUGA LOCK INTERMITTENT CLOSURES TENNESSEE RIVER MILE 471.0 2025/09/152025/09/25NASHVILLE DISTRICTNav Notice 25-31.pdf
211647SOIL AND ROCK TEST BORING CUMBERLAND RIVER MILE 189.52025/09/092025/09/16NASHVILLE DISTRICTNav Notice 25-26.pdf
211692OLD HICKORY LOCK CLOSURE CUMBERLAND RIVER MILE 216.2 2025/08/272025/08/28NASHVILLE DISTRICTNav Notice 25-29.pdf
211690211674-1***Amendment 1*** CHICKAMAUGA LOCK – 12 HOUR CLOSURE2025/08/262025/08/29NASHVILLE DISTRICTNav Notice 25-28_1.pdf
Nav Notice 25-28.pdf
211674CHICKAMAUGA LOCK – 12 HOUR CLOSURE2025/08/192025/08/22NASHVILLE DISTRICTNav Notice 25-28.pdf
211613211093-2***Amendment 2***UNDERWATER EXCAVATION AND PIPELINE REPAIR TENNESSEE RIVER MILE 246.4 LDB 2025/08/182025/10/16NASHVILLE DISTRICTNav Notice 25-18_1.pdf
Nav Notice 25-18_2.pdf
Nav Notice 25-18.pdf
211572NICKAJACK LOCK INTERMITTENT CLOSURES TENNESSEE RIVER MILE 424.72025/08/112025/09/11NASHVILLE DISTRICTNav Notice 25-23.pdf
211332211093-1UNDERWATER EXCAVATION AND PIPELINE REPAIR TENNESSEE RIVER MILE 246.4 LDB 2025/08/072025/10/01NASHVILLE DISTRICTNav Notice 25-18_1.pdf
Nav Notice 25-18.pdf
211573CORE DRILLING OPERATIONS TENNESSEE RIVER MILE 3892025/08/062025/08/24NASHVILLE DISTRICTNav Notice 25-24.pdf
211093UNDERWATER EXCAVATION AND PIPELINE REPAIR TENNESSEE RIVER MILE 246.4 LDB 2025/07/212025/08/29NASHVILLE DISTRICTNav Notice 25-18.pdf
211207REPLACEMENT OF FIBER LINE ON TVA TRANSMISSION LINE CUMBERLAND RIVER MILE 30.22025/07/162025/07/16NASHVILLE DISTRICTNav Notice 25-22.pdf
211934UNDERWATER BLASTING AND EXCAVATION TENNESSEE RIVER MILE 458.6 2025/07/102026/02/10NASHVILLE DISTRICTNav Notice 25-34.pdf
211094PICKWICK LOCK CLOSURE TENNESSEE RIVER MILE 206.7 2025/07/072025/10/07NASHVILLE DISTRICTNav Notice 25-19.pdf
211145BARKLEY LOCK CLOSURE CRM 30.6 2025/07/072025/08/07NASHVILLE DISTRICTNav Notice 25-21.pdf
212046211094-1***Amendment 1***PICKWICK LOCK CLOSURE TENNESSEE RIVER MILE 206.7 2025/07/072025/09/28NASHVILLE DISTRICTNav Notice 25-19.pdf
Nav Notice 25-19_1.pdf
211144WILSON MAIN LOCK TO REOPEN TRM259.42025/07/02UNTIL FURTHER NOTICENASHVILLE DISTRICTNav Notice 25-20.pdf
211390211144-1***Amendment 1*** WILSON MAIN LOCK TO REOPEN TRM 259.42025/07/022025/07/02NASHVILLE DISTRICTNav Notice 25-20_1.pdf
Nav Notice 25-20.pdf
211024CHICKAMAUGA LOCK – 12 HOUR CLOSURE2025/06/242025/06/26NASHVILLE DISTRICTNav Notice 25-17.pdf
210908REPLACEMENT OF CONDUCTOR LINES ON TVA TRANSMISSION LINE TENNESSEE RIVER MILE 455.0 2025/06/162025/06/19NASHVILLE DISTRICTNav Notice 25-15.pdf
211575MARINE BLASTING-OMOHUNDRO WATER TREATMENT PLANT-CUMBERLAND RIVER MILE 193.62025/06/162026/10/24NASHVILLE DISTRICTNav Notice 25-25.pdf
210989Nashville District Lock Operations – Line Handling2025/06/132025/12/31NASHVILLE DISTRICTNav Notice 25-16.pdf
210902REPLACEMENT OF FIBER LINES ON TVA TRANSMISSION LINE TENNESSEE RIVER MILE 457.02025/06/102025/06/11NASHVILLE DISTRICTNav Notice 25-14.pdf
210830209849-4*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/06/092025/06/18NASHVILLE DISTRICTNav Notice 25-05_1.pdf
210870BANK STABILIZATION TENNESSEE RIVER MILE 455.6 RDB 2025/06/022025/08/29NASHVILLE DISTRICTNav Notice 25-13.pdf
210269MILITARY TRAINING EXERCISE CLEES FERRY BOAT RAMP CRM 174.2 2025/05/152025/05/16NASHVILLE DISTRICTNav Notice 25-09.pdf
210619MUNICIPAL WATER INTAKE INSTALLATION CUMBERLAND RIVER MILE 124.6 RDB 2025/05/122025/08/29NASHVILLE DISTRICTNav Notice 25-10.pdf
Nav Notice 25-10.pdf
210623210619-1MUNICIPAL WATER INTAKE INSTALLATION CUMBERLAND RIVER MILE 124.6 RDB 2025/05/122025/08/29NASHVILLE DISTRICTNav Notice 25-10.pdf
210728TEMPORARY SUSPENSION OF RECREATIONAL LOCKAGE OLD HICKORY LOCK CUMBERLAND RIVER MILE 216.2 2025/05/092025/05/20NASHVILLE DISTRICT
210729BARKLEY LOCK CLOSURE CUMBERLAND RIVER MILE 30.6 2025/05/09UNTIL FURTHER NOTICENASHVILLE DISTRICTNav Notice 25-12.pdf
Nav Notice 25-12.pdf
210766210728-1*** AMENDMENT *** TEMPORARY SUSPENSION OF RECREATIONAL LOCKAGE OLD HICKORY LOCK CUMBERLAND RIVER MILE 216.2 2025/05/092025/05/14NASHVILLE DISTRICTNav Notice 25-11_1.pdf
210871210729-1*** AMENDMENT *** BARKLEY LOCK CLOSURE CUMBERLAND RIVER MILE 30.6 2025/05/092025/05/24NASHVILLE DISTRICTNav Notice 25-12_1.pdf
Nav Notice 25-12.pdf
210464209849-2*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/05/022025/05/15NASHVILLE DISTRICTNav Notice 25-05_1.pdf
210466209849-3*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/05/022025/05/15NASHVILLE DISTRICTNav Notice 25-05_1.pdf
209849DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/04/142025/05/01NASHVILLE DISTRICT
209848DIVING OPERATIONS BARKLEY LOCK CUMBERLAND RIVER MILE 30.62025/04/132025/04/13NASHVILLE DISTRICT
209907209849-1*** Amendment *** DIVING OPERATIONS KENTUCKY LOCK TENNESSEE RIVER MILE 22.42025/04/112025/05/02NASHVILLE DISTRICTNav Notice 25-05_1.pdf
209905DIVING OPERATIONS WATTS BAR LOCK TENNESSEE RIVER MILE 529.92025/03/242025/03/29NASHVILLE DISTRICTNav Notice 25-07.pdf
210109RECREATIONAL LOCKAGES WILSON AUXILIARY LOCK TENNESSEE RIVER MILE 259.4 2025/03/14UNTIL FURTHER NOTICENASHVILLE DISTRICTNav Notice 25-08.pdf
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