Design infiltration rate as a function of soil texture for bioretention in Minnesota

Design infiltration rate as a function of soil texture for bioretention in Minnesota
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Soil texture	Corresponding Unified Soil Classification	Design Infiltration Rate (in/hr)
Gravel, sandy gravel, and silty gravels	GW – Well-graded gravel or well-graded gravel with sand GP – Poorly graded gravel or poorly graded gravel with sand	1.63
Sand, loamy sand, and sandy loam	GM – Silty gravel or silty gravel with sand SW – Well-graded sand or well-graded sand with gravel SP – Poorly graded sand or poorly graded sand with gravel	0.8
Silty sand	SM – Silty sand or silty sand with gravel	0.45
Silt loam, loam	ML – Silt OL – Organic silt or organic silt with sand or gravel or gravelly organic silt	0.3
Sandy clay loam	GC – Clayey gravel or clayey gravel with sand SC – Clayey sand or clayey sand with gravel	0.2
Clay, clay loam, silty clay loam, sandy clay, and silty clay	CL – Lean clay or lean clay with sand or gravel or gravelly lean clay CH – Fat clay or fat clay with sand or gravel or gravelly fat clay OH – Organic clay or organic clay with sand or gravel or gravelly organic clay MH – Elastic silt or elastic silt with sand or gravel	0.06