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� <br /> ;�, . . , ,,�*h_ . <br /> � Design Flow and Soil Worksheet �AGE � <br /> Minnesota Pollution ' ,'r"�N, <br /> Control Agency 'LL��'�.,:�r; <br /> � 3. SOIL LOADING RATES: Use either A.or B.below <br /> A. 7080 Table IX B. 7080 Table IXa <br /> DETAILED SOIL DESCRIPTIONS(SOIL PIT PERCOLAIION lEST LOADING RAl'E <br /> � REQUIRED) SIZING (GPD/ftZ) <br /> Faster than 0.1' 0.00 <br /> Texture Clay Loam 0.1 to 5` 1.20 <br /> � 0.1 to 5 (soil texture <br /> Texture 10 groups 3 8 5) 0.60 <br /> Group 6 to 15 0.78 <br /> 16 to 30 0.60 <br /> � Structure 31 to 45 0.50 <br /> AG to 60 0.45 <br /> 61-120 O.24 <br /> � Grade Slawer than 120 0.00 <br /> 'Rapidly permeable soils: see 7080.2260 <br /> Consistence <br /> Slowest measured <br /> � 9.1 <br /> percolation rate: <br /> Select Soil 0.45 <br /> Loading Rate: Select Soil Loading Rate: 0.78 <br /> � C. Design Loading Rate: 0.45 GPD/ft2 <br /> � <br /> � 4. ORGANIC LOADING(if pretreatment is being used) <br /> Organic Loading =Design Flow X Estimated BOD in mg/L in the effluent X 8.35: 1,000,000 <br /> � �� X �mg/L X 8.35 = �lbs BOD/day <br /> ' <br /> I hereby certify that I have completed this work in a rd e with all applicable ordinances, rules and laws. <br /> ' � <br /> � 1� � � <br /> � (Designer) ig a re (License#) ( te) <br /> � <br /> ' <br /> i <br /> 1 <br /> � <br /> ! <br />