Great Lakes St. Lawrence Seaway System Issues Notice to Shipping

The Great Lakes St. Lawrence Seaway System as amended a Planned Outage at Lock 7.

Mariners are advised of a revision to the preplanned closure at Lock 7 for the replacement of Gates 1 and 2. Due to environmental conditions, the closure will begin one day later. The details are as follows:

• Dates: January 6, 7, 8 and 9, 2025
• Time: 08:00 to 18:00 each day (10-hour window)
• During these periods, the lock will be unavailable for transit.

Any deviation from the above schedule will be communicated via major delay communication.

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