Lock and Dam 20

East 30th Street, Meyer IL 62379 | 573.288.3320
See Quincy

Lock and Dam 20 is 2,369 feet long and consists of 3 roller gates and 40 Tainter gates. The lock is located on the Missouri side of the Mississippi River. There is no viewing platform or access from the Illinois side, however you can view the dam from the boat ramp at the end of County Road 30E.

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