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The entire pervious area was modelled as lawn. Within the detention basin, "areas of till <br /> soils" is 1.13 Acres and the "Recessional outwash" area is 0.08 Acres. This adds up to <br /> 1.21 Acres <br /> Bypass Area <br /> Total Bypass Area = 0.05 Acres <br /> Bypass Pervious Area(lawn)= 0.05 Acres <br /> The pervious area comes under "till soils" <br /> Required Detention Volume =24,300 CF <br /> Provided Detention Volume =24,300 CF <br /> A 108' X 29.50' X 14' wetvault will be provided for detention. <br /> Please refer to the following pages and Developed Basin Map for more details. <br /> Insight Engineering Co. -Stormwater Site Plan 07/03/2019 <br /> -29- <br />