Overbank: Difference between revisions
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The term '''overbank''' describes the type of [[Alluvium|alluvial]] [[geological]] deposit or [[Sedimentary rock|sediment]] that is deposited on the [[flood plain]] of a river. Because it occurs outside the main channel, away from faster flow, the deposit tends to be fine-grained. |
The term '''overbank''' describes the type of [[Alluvium|alluvial]] [[geological]] deposit or [[Sedimentary rock|sediment]] that is deposited on the [[flood plain]] of a river. Because it occurs outside the main channel, away from faster flow, the deposit tends to be fine-grained. |
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An overbank deposit refers to the silt, sand, and gravel that is left behind on the banks of rivers after flooding occurs. Overbank deposits can also be referred to as floodplain deposits. Overbank deposits are beneficial to valley soils because they get refreshed. (Pyle) <ref> http://test.ourhomeground.com/entries/definition/overbank_deposit </ref> |
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==See also== |
==See also== |
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Revision as of 18:31, 21 October 2013
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The term overbank describes the type of alluvial geological deposit or sediment that is deposited on the flood plain of a river. Because it occurs outside the main channel, away from faster flow, the deposit tends to be fine-grained.
An overbank deposit refers to the silt, sand, and gravel that is left behind on the banks of rivers after flooding occurs. Overbank deposits can also be referred to as floodplain deposits. Overbank deposits are beneficial to valley soils because they get refreshed. (Pyle) [1]