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Minnesota Pollution OSTP Design Summary Worksheet UNIVERSITY s <br /> a <br /> Control Agency OF MINNESOTA <br /> Pressure Distribution Summary <br /> No.of Perforated Laterals Perforation Spacing 3—,ft Perforation Diameter 7132 in <br /> Lateral Diameter 2.00 in Supply Pipe Diametter-- 2.00 in Minimum Dose Volume <br /> Flow Rate 36 GPM Total Head 38 ft Maximum Dose Volume 187.5 <br /> Holding Tanks Only <br /> Number of Holding Tanks C� Total Volume of Holding Tanks gallons <br /> High Level Alar? E= <br /> 4. Additional Info for Type IV/Pretreatment Design <br /> Type of Pretreatment Unit Being Installed: <br /> Organic Loading to Pretreatment Unit =Design Flow X Estimated BOD in mg/L in the effluent X 8.35+1,000,000 <br /> �MA X �mg/L X 8.35+1,000,000_ �lbs BOD/day <br /> Calculate System Organic Loading: lbs.BOD/day+Bottom Area =lbs/day/ft2 <br /> =lbs/day+ =ft2= lbs/day/ft2 <br /> Comments/Special Design Considerations: <br /> I hereby certify that I have completed this work in accordance with all applicable ordinances,rulesand laws. <br /> 01 <br /> Joseph J Olson 810 12/09/11 <br /> (Designer) (Signature) (License#) (Date) <br />