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Tag: locks and dams
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  • October

    Backlog of Maintenance

    The Major Rehabilitation and Major Maintenance Program for the Locks and Dams on the Mississippi River and Illinois Waterway has been ongoing since 1975. Major rehabilitation consists of reliability or efficiency improvements.
  • January

    Illinois Waterway Lock Closures

    To maintain reliable navigation and avoid unscheduled long-duration closures on the Illinois Waterway (IWW), the locks need to undergo scheduled major rehabilitation and maintenance. Closure of five locks for Major Maintenance (MM) and Major Rehab (MR) was completed from 1 JUL 2020 to 29 OCT 2020. Additional closures continue in FY22 and FY23.