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Bioretention: Sizing
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Revision as of 17:18, 20 May 2020
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→Drainage time (3D)Woods Ballard, B., S. Wilson, H. Udale-Clarke, S. Illman, T. Scott, R. Ahsley, and R. Kellagher. 2016. The SuDS Manual. 5th ed. CIRIA, London.
Line 179:
Line 179:
*''A<sub>p</sub>'' is the area of the practice (m<sup>2</sup>),
*''A<sub>p</sub>'' is the area of the practice (m<sup>2</sup>),
*''f''' is the design infiltration rate of the native soil (mm/h),
*''f''' is the design infiltration rate of the native soil (mm/h),
−
*''x'' is the perimeter of the practice (m), and
+
*''x'' is the perimeter of the practice (m),
+
* "ln" is the natural logarithm
and
,
*''d<sub>r</sub>'' is the depth of the storage reservoir (m).}}
*''d<sub>r</sub>'' is the depth of the storage reservoir (m).}}
Dean Young
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