Closure of Primary and Auxiliary Chambers at Emsworth Lock and Dam to support hydraulic system upgrade mile 6.2 Ohio River

Notice Number: 206342-1
Date: 04/03/2024 12:00 thru UNTIL FURTHER NOTICE

1. TO WHOM IT MAY CONCERN: Notice is given that the Main Chamber and Auxiliary Chamber at Emsworth L/D will be closed to the passage of vessels for 24 hours.

2. DELAYS TO NAVIGATION: The Primary Chamber 600' x 110' and the Auxiliary Chamber 360' x 56' will be closed to the passage of vessels for 24 hours starting on April 3, 2024 at 0800 hours and extending until April 4, 2024 at 0800 hours. During this time period there will be no passage of any type of vessel through the lock chambers. This closure will support a hydraulic system upgrade to Emsworth L/D.

3. PROCEDURE: Vessels will contact the lock following the standard operating procedure to get their name added to the locking queue list.


The Government will permit short term closure of the Land Chamber for up to 2 hours per day, Monday through Friday, except Federal holidays. Up to three short term closures per week can be provided.

Up to four long term closures for up to 48 hours will be permitted. Only one 48 hour closure will be permitted to be scheduled in one calendar week, with neither a short term or long term closure occurring during the same week.

5. Mariners are requested to monitor marine channel 13 for updates during this closure period.