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Minnesota�ollution OSTP Design Summary Worksheet L-NIVERSITY ;� ,� �f�„µ; <br /> Control Agencp OF`11NNESOTA _��'�".,....,`,�.,��.. <br /> At-Grade Design Summary <br /> Absorption Bed Width�ft Absorption Bed Length�ft System Height�ft <br /> Absorption Bed Area�� Upslope Berm Width�ft Downslope Bertn Width�ft <br /> Endslope Berm Width�ft System Length�ft System Width��ft <br /> Level Pressure Distribution Summary <br /> No.of Perforated Laterals� Perforation Spacing�ft Perforation Diameter�in <br /> Lateral Diameter�in Supply Pipe Diameter�in Minimum Dose Volume��8a� <br /> Ftow Rate�GPM Total Head�ft Maximum Dose Volume�8at <br /> 5, Additional Info fw Type IV/Pretreatment Design <br /> A. Calcetate the organic loading using option 1 or 2 <br /> 1. Organic Looding =Pounds of BOD X!lnits <br /> �lbs/day X � _ �lbs BOD/day <br /> 2. Organic Loadirn1 to Pretreatment LniY =Qesign Flow X Estimated BOD in mg/L in the effluent X 8.35=1,000,000 <br /> �gpd X �iT►g/L X 8.35=1,000>000= �lbs BOD/day <br /> B. Fype of Pretreatment Unit Being InsWlled: <br /> C. Calcutate Soit Trentment System Organic loading: lbs.BOD/day=Bottom Area =lbs/day/ft� <br /> �lbs/day a �ftZ= �lbs/day/ft2 <br /> Comments/Special Design Consideratiorn: <br /> I hereby certify that I have completed this work in accordance with all appticable ordinances,rules and taws. <br /> ��-.���j ' � ��� /- l6 -���j <br /> i ner) ture) (license#) (Date> <br />