navigation dam

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.
References in periodicals archive ?
Economic and political considerations make this impossible; therefore, complete restoration of the decurrent false aster to its former status is unlikely, and conservation efforts must necessarily focus on mitigating the effects of levees and navigation dams.
We regulate irrigation dams differently from navigation dams and assign water rights to dams in western states but apply common law in eastern states, even when dams share the same river.
After the Corps of Engineers bought thousands of acres of land in the 1930s to construct navigation dams, farms were abandoned.

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