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Image: UMRS Lock 12

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UMRS_Lock_12.jpg ‎(600 × 504 pixels, file size: 49 KB, MIME type: image/jpeg)

Description: Barges at Upper Mississippi River System (UMRS) Lock and Dam 12 at Bellevue, IA. The lock is 110 feet (34 m) wide by 600 feet (180 m) long; completed in 1938.
Title: UMRS Lock 12
Credit: From the U.S. Army Corps of Engineers website - Navigation Locks and Dams - Inland Waterway System
Author: U.S Army Crops of Engineers
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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