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navigation dam

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navigation dam [‚nav·ə′gā·shən ‚dam]
(civil engineering)
A structure designed to raise the level of a stream to increase the depth for navigation purposes.
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In 1930s, twenty nine navigation dams were built and completed in between St.
Remarkable Events in the Mississippi River by Dave Text / Travel, recreation and leisure community
For example one study that was concerned with Walleyes in a big river environment and then compared to those with large navigation dams , backwater areas and various structural elements found that Walleye fish behavior and mood changes actually occurred , in the very same fish , in different types of water current.
Walleye Fishing for Those Trophy Fish Don't Forget Rivers by Franklin R. West / Sports and fitness community
After the Corps of Engineers bought thousands of acres of land in the 1930s to construct navigation dams, farms were abandoned.
Returning diversity - and nuts - to bottomland forests by Patterson, Rich / American Forests
 
 
 
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