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OSTP Mour�d Design Worksheet <br /> Minnesota Poliution O UN I V ERS TTY <br /> Control Agency >1 / Slope OF MINNESOTA �""" _���;: <br /> 1. SYSTEM SIZING: Project ID: ���,pq,2Z <br /> A. Design F(ow(F(ow&Soil- 1.A) : [ 750 �Po TABLE IXa <br /> B. Soil Loading Rate(Flow&Soil-3.C): L 0.60 GPD/ftZ iLOADiNG RATES FOR DEfERMINING BOTTOM ABSORPTION AREA <br /> AND ABSORPTION RATIOS USING PERGOLAT�ON TESTS <br /> C. Depth to Limiting Condition: [ 2.3 fC Treatment Level C Trea[ment Level A,A•2,e, <br /> �'�. Percoladoo Rate Absorption Absorption <br /> D.Percent Lond Slope: [ �2•Q qo Area Loading �`�Dund prea Loading �`'�Ound <br /> ���� Rate Abwrption Rate AbS°rpt�°� <br /> E. Design Media Looding Rate: [ 1.2 GPD/ftZ i ��aiR=� R°°° ��k=� Rat'° <br /> F. Mound Absorption Ratio(Table IXa): [ 2.00 <o� - � - � <br /> �0.�ro5 �,2 � 1.6 1 <br /> G.Design Contour Loading Rate: [ 12.0 GPD/ft ;o��0 5(one sand <br /> Table 1 �antl ioa tine sa 0.6 2 1 1.6 <br /> r.�OUND C�NTOUR IO�DING RaTES: �to�5 0.78 1.5 1 1.6 <br /> nsaawred ' Tc+ntura.dwived Cen[our �6 to 30 0.6 2 OJ8 2 <br /> Port Rata �R mound absor tion ratio Lo�ding <br /> , P Rata: 3�to 45 0.5 2.4 078 2 <br /> a6 to 60 0.45 2.6 0.6 2.6 <br /> _50rnG' 1.0. i.;.2.0.?.�1.2.6 ti2 <br /> 6i to t20 - 5 0.3 5.3 <br /> hi-1ZGmpi pF, S.0 _i2 '.»20 - - - - <br /> - ��-�,,��• `.�;' �' •Systems with these values are not Type I systems. Contour Loading Rate(linear <br /> loading rete)is a recommended value. <br /> 2. DISPERSAL MEDIA SIZING <br /> A. Calculate Required Dispersa!Bed Area:Dersign F(ow (1.A):Design Media Loading Rate (t.E)=ftZ <br /> If a larger dispersal media area [ �50 GPD: 1.20 GPD/ftZ = 625 ft� <br /> is desired,enter size: (��ft2 <br /> L <br /> B. Calculate Disperw(Bed Width:Contour L��ading Rate (1.G)=Design Media Loodinq Rate (1.E)=Bed Width <br /> � 12.0 ft = 1.2 gpd/ftZ = 10 ft <br /> C. Catculate Dispersal Bed Length: Dispersat Bed Area (2.A)=Bed Width (2.6)=Bed Length <br /> � 625 ftZ : 10 ft = 63 ft <br /> D. Setect Dispersal Media: [ <br /> E. If using a registered product,enter the Cc�mponent Length: �in: 12 = �ft <br /> F. If using a registered product,enter the Ccrmponent 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 =Bed Width (2.6)divide�d by Component Width (4.K) (Round up) Note:CLR of f0.3 <br /> Adjust Contour Loading Rate on Design Summary page until this number is a whole number sa1�ft resu(ts in 9 foot <br /> wide bed. <br /> � ft: C� ft= � rows <br /> �, Total Number of Components =Num6er c¢Components per Row X Number of Rows <br /> � X �� �components <br />