Figure 1-4 U.S. Locks, Percent Vessels Delayed, 1993-2006

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Figure 1-4 U.S. Locks, Percent Vessels Delayed, 1993 to 2006.  If you are a user with disability and cannot view this image, please call 800-853-1351.

NOTE: The percentage of all vessels delayed before passing through a lock chamber.

SOURCE: U.S. Army Corps of Engineers, Waterborne Commerce Statistics Center, Navigation Data Center, available at http://www.iwr.usace.army.mil/ndc as of April 2007.

  • Vessel delays have increased dramatically since 2003.
  • Age of locks is considered to be a major factor in vessel delays.



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