Image:UMRS Lock 12.jpg

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Barges at Upper Mississippi River System (UMRS) Lock and Dam 12 at Bellevue, IA. The lock is 110 feet wide by 600 feet long; completed in 1938.

From the U.S. Army Corps of Engineers website - Navigation Locks and Dams - Inland Waterway System

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Date/TimeDimensionsUserComment
current17:01, 15 June 2004600×504 (49 KB)Bluelion (Talk | contribs) (Lock on the Mississippi River - PD)

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