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Infiltration: Sizing and modeling
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Revision as of 18:04, 10 December 2021
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2 years ago
ββTo calculate the required storage reservoir footprint area where the depth is fixed or constrained (1D drainage)
Line 60:
Line 60:
Where <br>
Where <br>
''f''' = [[design infiltration rate]] of the native soil (m/h) <br>
''f''' = [[design infiltration rate]] of the native soil (m/h) <br>
''t'' = [[drainage time]], based on local criteria or long-term average inter-event period for the location (e.g. 72 hr).<br>
''t'' = [[drainage time]], based on local criteria or long-term average inter-event period for the location (e.g. 72 hr
in southern Ontario
).<br>
''n'' = Porosity of the stone bed aggregate material (typically 0.4 for 50 mm dia. [[reservoir aggregate|clear stone]])
''n'' = Porosity of the stone bed aggregate material (typically 0.4 for 50 mm dia. [[reservoir aggregate|clear stone]])
<br>
<br>
Dean Young
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