HOT INFO!

*** The small lock will be closed Feb. 16, 2023, from 6:00 a.m. to 4:00 p.m. to facilitate divers to inspect the filling and drain valves as well as the small lock work gates before our upcoming dewatering. The large lock will remain open. ***  

Large Chamber Scheduled Closures

Large Chamber Projected Closures

Large Lock Center Gate Extended Closure Schedule

Large Lock center gate extended closures schedule:

Closure #1 :     10/16/2023  - 11/14/2023

Single Chamber Navigation: 11/15/2023 -11/29/2023

Closure #2:  11/30/2023  - 12/29/2023

Single Chamber Navigation: 12/30/2023 1/13/2024

Optional Closure: 1/14/2024 - 2/12/2024

Single Chamber Navigation:  2/13/2024 -10/14/2024

Closure #3:  10/15/2024 - 11/13/2024

Single Chamber Navigation:  11/14/2024 - 11/28/2024

Optional Closure:  11/29/2024 - 12/28/2024

Fully Operational: 12/29/2024

Please note:

  • For each closure cycle, the Large Lock will close for no more than 30 days and open for 15 days for vessel traffic.
  • Closure windows are projected and may change as the Contractor's project schedule is finalized.

Small Chamber Scheduled Closures

Small Chamber Projected Closures

  • Feb 24-March 13, 2025