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� ___ OSTP Mound Design Worksheet :> <br /> ` � UNIVERSITY � ' ���"� <br /> Mi�nesota Poilution O �}F" �^�� <br /> Control Agency >1 �d Slope OF MINNESOTA � y��� <br /> � <br /> 1. SYSTEM SIZING: Project ID: v 11.04.22 <br /> A.Design Flow(Flow&Sof(- 1.A): 750 GPD TABLE IXa <br /> B.Sof(Loodinq Rote(F(ow&Soil-3.C): 0.60 GPD/ft2 �OADING RATES FOR DE7ERMINING BOTTOM ABSORP'TION AREA <br /> AND ABSORPTION RATIOS USING PERCOLATfON TESTS <br /> C.Depth to Limtting Condition: 1.0 ft neau�x�c TYea�le�R Levl1 p,A-2,B, <br /> D.Percent Land Stope: 15.0 % percamo�aace �,� �,,,a � www�a <br /> tn+r�) � � <br /> E. Design Media Loading Rate: 1.2 GPD/ftZ t�=) Ra°�O (��) �O <br /> F.Mound Absorptlon Ratio(Table IXa): 2.00 ro.� - � _ � <br /> 0.�to 5 �.2 � 1.6 � <br /> G.Design Contour Loadtng Rote: 12.0 GPD/ft <br /> �0.1 to 5(time sarW 0.6 2 1 1.6 <br /> Table I ana k�a rine sa <br /> MOUHD CONTOURipAD{NG RATES: s to i5 0.78 1.5 1 1.6 <br /> Meawrod ' Toxturo-dorfvod Contour 76 to 30 0.6 2 0.T8 2 <br /> Porc Rata � nla�und absorption rat �ng 137 to 45 0.5 2.4 0.78 2 <br /> Rato: <br /> '��o� 0.45 2.6 0.6 2.6 <br /> S50mpi 1.0. t.3.2.0.2.a.2.6 <_12 <br /> , `61rot20 - 5 0.3 5.3 <br /> 61-120 mpi OR 5.0 <_}2 �>120 _ _ . _ <br /> �i 2o mpi• :s.o• _b• �Syscems with these vat�s are not T 1 <br /> ype systertu. Contour Loading Rate(linear <br /> loading rate)is a recorrxnended value. <br /> 2. DISPERSAL MEDiA SIZING <br /> A. Catcutate Required Di�ersal Bed Area:Design Flow (1.A)S Design Media Loading Rate (1.E)=ftZ <br /> If a targer dispersal media area 750 GPD= 1.20 GPD/ft� = 625 ft� <br /> is desired,enter sae: �� <br /> B. Calculate Disperwl Bed Widtb:Contour toadfng Rote (1.G)+Desiqn Media Loading Rate (1.E)a 8ed�dth <br /> 12.0 ft = 1.2 gpolftZ = 10 ft <br /> C. Calculate Dfsperw!Bed Lengti►: Dispersa!Bed Aren (2.A):Bed�dth (2.6)=8ed Length <br /> 625 ftz � 10 ft = 63 ft <br /> u. setecc nispersnt Media: rock <br /> E. If using a registered product,enter the Component Length: �in: 12 = L�ft <br /> F. if using a registered product,enter the Component Width: ��in+ 12 = �ft <br /> G.Number of Components per Row=Bed Length (2.C)divided by Component Length (4.J)(Round up) <br /> � ft � � ft= ��components/row <br /> H.Number of Rows m Bed NKdth (2.6)divided by Component Width (4.K)(Round up) Note:CLR of 10.3 <br /> Ad'ust Contour Loadin Rate on Desi n Summa 3a��ft rewltr in 9 foot <br /> ) g g ry page until this number is a whole number ��� <br /> � ft+ � ft= � rows <br /> �, Total Number of Components =Number of Components per Row X Number of Rows <br /> � X � - ��componenu <br />