HY8:USBR Type IX Baffled Apron

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The input variables required for this calculation is the following:

  • Approach Channel Slope
  • Vertical Drop Height
  • Baffled Apron Slope
  • Baffled Apron Width

The following figure shows a USBR Type IX Baffled Apron.


Variables from the figure

  • H — height of the dissipator
  • W — Width of Chute