Bankfull width definition

Bankfull width means the width of the surface of the water at the point where water just begins to overflow into the active flood plain. In streams where there is no flood plain, it is often the width of a stream or river at the dominant channel forming flow that reoc- curs every one to two years.
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Bankfull width means: (a) For streams - The measurement of the lateral extent of the water surface elevation perpendicular to the channel at bankfull depth. In cases where multiple channels exist, bankfull width is the sum of the individual channel widths along the cross-section (see board manual section 2).
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Bankfull width means the elevation or line where the water fills the channel just before beginning to spill onto the floodplain.
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Examples of Bankfull width in a sentence

  • Bank-full width is generally considered to be the top width at the stage where a stream begins to overtop its banks and spread into the floodplain.

  • Bank-full width is generally considered to be the top width at the stage where a streambegins to overtop its banks and spread into the floodplain.

  • Bankfull width is determined by locating the first flat depositional surface occurring above the bed of the stream.

  • Bankfull width is “the discharge at which channel maintenance is the most effective, that is, the discharge at which moving sediment, forming or removing bars, forming or changing bends and meanders, an generally doing work that results in the average morphologic characteristics of channels.” Dunne and Loepold (1978).

  • Bankfull depth The average depth of a stream when the flow is at the ordinary high water mark Bankfull width The average width of the stream when the flow is at the ordinary high water mark.

  • No harvest, construction or salvage within CMZ, except road crossings and creation and use of yarding corridors.• Bankfull width.

  • With regard to determining existing Bankfull width (BFW), the stream crossing standards state: “ Bankfull width should be determined as the average of at least three typical widths, ideally measured at the proposed structure’s location, and then upstream and downstream of the proposed structure (except where stream sections are not representative of conditions where the structure will be located).” The Applicant has used three measurements to determine the BFW.

  • English is the language of the institution where the thesis was written, and this work needs to be read by people who are proficient in English.

  • Bankfull width is used because it best approximates the width between the points on either side of the stream where riparian vegetation starts.

  • Bankfull width includes wetland areas inundated with water during normal high flow.

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