River Closures and Restricted Movements


  • Ohio River Draft Reduction
    • Ohio River SBD loading drafts reduced by approx. 12% or 200 tons per barge.
  • JT Myers Lock Closure (OR 846) – The Main Chamber at JT Myers will be closed August 21st through November 9th. Delays reached 4+ days late Oct.

Chicago/Illinois/Upper Miss

  • Upper Miss Draft Reduction
    • St. Louis loading drafts reduced, approx. 10% or 100-200 tons per barge below normal capacity.
    • Illinois and Mid-Miss loading drafts reduced by approx. 6% or 100 tons per barge.
  • 2023 Upper Miss Closeout – ACBL has sent out our annual guidance for final release dates to the Upper Miss and final departure dates off of this river. Click here for our full guidance.

Lower Miss/Gulf/Canals/Tenn Tom

  • Lower Miss River Conditions – Due to the forecasted river stage and current operating conditions, ACBL has implemented tow-size restrictions varying across horsepower class. This reduction is expected to delay transit by 48-to-72 hours.
  • Van Buren Bridge Closure (AK 300) – Work has been rescheduled again to start on August 16th and will last approximately 18 days. Traffic is expected to be cleared after the ninth day. Vessels will also be allowed to transit when the span is clear of equipment.
  • Bayou Sorrel Lock Closure (PA 37) – Daily closures Monday through Friday resumed June 26th, 2023, through October 30th, 2024, to facilitate guide wall repairs from 07:00 to 16:00.
  • Bayou Boeuf Closure (WC 94) – Permanent repairs are expected to begin June 10th through July 3rd with daily closures Monday thru Friday from 07:00 to 18:00. There will also be two additional 83-hour closures during that 30-day window with dates to be determined. The first will take place June 11th at 07:00 thru June 14th at 18:00, and the second will take place June 18th thru June 21st.
  • Calcasieu Lock Closure (WC 238) – There will be weekday daytime closures starting May 13th thru May 31st from 06:00 to 18:00 to complete repairs prior to hurricane season.
  • Brazos Lock Closure (WC 401) – Daytime closure started August 31st, 2023, through October 2024. The daily closures from 07:00 to 19:00 to facilitate repairs are ongoing.
  • John C Stennis Lock Closure (TT 334) – There will be a 30-day closure starting September 3rd at 06:00 until October 3rd at 06:00.
  • Aberdeen Lock Closure (TT 357) – There will be a 30-day closure starting September 4th at 06:00 until October 4th at 06:00