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_ OSTP Mound Design Worksheet : <br /> UNIVERSITY �M ��' <br /> Minnesota Pollution >1% Slope OF MINNESOTA ; <br /> CoMrol Agency ` � i K� <br /> .._�,..��_. <br /> 1. SYSTEM SIZING: ProjectlD: v 11.09.22 <br /> A. Design F(ow(Fiow&Soi(- 1.A): 750 GPD TABLE IXa <br /> B, Soi!Looding Rate(Ffow&Soi(-3.C): 0.45 GPD/ft2 ��ADING RATES fflR DETERMINING BOTfOM A850RPTION AREA <br /> � AND ABSORPTiON RATIOS UStNG PERCOLATION TESTS <br /> C. Depth to Limiting Condition: 1.0 fL � TreatmeM Level C TreatmeM Level A,n-z,e, <br /> D.Percent Land Sio 7,0 % a'S°`pu°° a'S°`p°°° <br /> �p; Percolation Rate� Arra Loading Mouad �:� Area Landinq Mound <br /> t�� Rate �O�O� � Rate �0�� <br /> E. Design Media Loading Rate: 1.2 GPD/ftZ ��airc=� R8L1O ��aircI� R°n° <br /> F.Mound Absorptio�Ratio(Table IXa): 2.60 �o� - � - � <br /> �.i to 5 1.2 1 '1.6 '1 <br /> G.Design Contour Loading Rate: 12.0 GPD/ft �01 io5(finesand o.s 2 i �.s <br /> TAbte 1 �antl ioa tine sa <br /> MOUNU CONTOUR L�ADING RJ4TE5: �s to�5 0.78 'IS 1 1.6 <br /> Maawrad ' TaxturQ•dsrived Contour �16 to 30 0.6 2 OJ8 2 <br /> Perc Rate �R mota�d abwrprion rat. Loading �3t to 45 0.5 2.4 0.78 2 <br /> Rat�: <br /> i46 ro 60 0.45 2.6 0.6 2.6 <br /> 56Umpi I.0. 1.3.2A,2.4.2.6 =j2 �&1la120 - 5 0.3 5.3 <br /> 61-120 mpi OR 5.6 s 12 j»20 . - - - <br /> :720 nipi' �s.o' -e' 'Systems with these values are not Type I systems. Contour Loading Rate(tinear <br /> loading rate)is a rxommended value. <br /> 2. DISPERSAI MEDIA SIZING <br /> A. Calculate Required Dispersal Bed Area:Design Fiow (1.A):Design Media Loading Rate (1.E)=ftz <br /> If a targer dispersal media area 750 GPD: 1.20 GPD�ftZ = 625 ft2 <br /> is desired,enter size: �ft� <br /> B. Calcutate Dispersal Bed Width:Contour Loading RaYe {1.G�:Design Media Londinq Rate (1.E)=Bed Width <br /> 12.0 ft : 1.2 gpd/ftz = 10 ft <br /> C. Caicutate Dispersal Bed Length: Dispersal 8ed Area (2.A):Bed Width (2.B)=Bed Length <br /> 625 ft1 : 10 ft = 63 ft <br /> D. Setect Dispersal Media: <br /> E. if using a registered product,en[er the Component Length: �in: 12 = �ft <br /> F. If using a registered product,enter the Component Width: ��in: 12 = �ft <br /> G. Number of tomponents per Row=Bed Length (2.C)divided by Component Lenqth (4.J)(Round up) <br /> �� ft : � ft= �components/row <br /> H.Num6er of Rows =Bed Width (2.8)divided by Component Width (4.K) (Round up) Note:CLR of 10,3 <br /> ga(/ft rewlts in 9 foot <br /> Adjust Contour Loading Rate on Design Summary page untit this number is a whole number wide bed. <br /> �� ft= � ft Q rows <br /> �. Total Number of Components =Number of Components per Row X Number of Rows <br /> � X Q �componenu <br />