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„�: OSTP Mound Desi�n jJNIVERSITY �� <br /> Minnesata Pollution Worksheet OF MINNESOTA �� <br /> Control Agency <br /> 1. SYSTEJM S�ZING: <br /> A. Deslgn Flow(Uesign Summory tA): 108 GPD 7abie i ' <br /> MOUND CONTOUR LOADING RATES: <br /> B. Soil Loading Rate (Design 5um.2D): 0.60 GPD/ftZ corrcour <br /> Moasurod `- Tozturo-dcrivai <br /> Pac Rato OR ��� ��S <br /> C. Depth m Limiting Condltion: 2.3 ft r�aoa: <br /> D.Percent Lond Slope (Desiqn Sum.2B): 5.0 96 s 60mpi �.o,�.a,z.o,2.a,z.e s�2 <br /> E. Design Medfa Loading Rvte: 1.2 GPD/ftZ 61-t20 mpi oR s.o - ��z <br /> F. Mound AbsorpNon Ratio: 2.0 a t20 mpi` >s.o� <_b• <br /> G.Design Contour Looding Rote: 12 GPD/ft .Systems with th�e values aze r�ar Type I syscems. <br /> (F�n Design Summary 2E-sarr�as Li�ar L:oading Rate) Conta�r Loading Rate is a recanmended value. <br /> 2. DISPERSAL ME�A SIZING <br /> A. Caltulate Required Dispersa!Bed Area:Design Flow (1.A)=Design Mediu l.oading Rote (t.E)=ftZ <br /> If a ta�er dispersal media 108 GPD� 1.2 GPD/ft2 = 90.0 ft2 <br /> area is desired,enter size: �� <br /> B. Catculate Dispersal Bed VlSdth:Contour Loud�ng Rate (1.G}s Design Media Loading Rute (1.Ej=Bed WYdth <br /> 12 ft = 1.2 gpdift2 = 10.0 <br /> C. Cakulate Dlspersa!Bed Length: Dfspersol�d Area (2.A)s Bed WJdth (2.B)=Bed Length <br /> 90.0 ftz + 10.0 ft = 9.0 ft <br /> D. Select D�spersal Media: -� <br /> 3. ABSORPTION AREA SIZING <br /> Note:Mour►d setbocks ore meawred from tf�Absorption Area. <br /> A. Calcutate Absorption N9dth:8ed Width (2.6)X Mound Absorptlon Rndo (1.F)=Absorptlon Width <br /> 10.0 ft X 2.� = 20.0 ft <br /> B. For slopes from 0 to 1%,the AbsorpNon M�idth is meawred from the bed equatly in both directions. <br /> Cakulate Absorption Width Beyond the Bed:Absorption Width (3.A)-Bed Width (2.B)t 2=VWdth beyand Bed <br /> ( N/A ft - N/A ft) $ N/A = N/A ft <br /> C. For slopes>t%,the Absorption YWdth is meawred downhitl from the upslope edge of the Bed. <br /> Calcutate Downsiope Absorption Width:Absorytlon N9dth (3.A)-Bed Width (2.B)=ft <br /> 20.0 ft - 10.0 ft = 10.0 ft <br /> Comments: <br /> Slope,CLR Choice,Moterial iswes <br />