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Minnesota Pollution OSTP Design Summary Wor sheet UNIVERSITY °� � ` , <br /> ControlAgency OF MINNESOTA '��ti_; <br /> Pressure Distribution Summa <br /> No.of Pertorated Laterats � Perforation Spacing 3 ft Perforation Diameter 7/32 in <br /> Lateral Diameter 2.00 in Supply Pipe Diameter 0. 0 in Minimum Dose Volume �p <br /> Ftow Rate 36 GPM Total Head �ft Maximum Dose Volume 187.5 <br /> Holding Tanks Only <br /> Number of Hotding Tanks � Total Volume of Hotding Tan � gallons <br /> High Levet Alarm? � <br /> 4. Additional Info for Type IV/Pretreatment Design <br /> Type of Pretreatment Unit Being Installed: <br /> Organic loadinq to Pretreatment Unit =Design Flow X Estimated BOD in mg/L in the effluent X 8.35:1,000,000 <br /> ��� X �mg/L X 8.35:1,�,�= lbs BOD/day <br /> Calculate System Organic Loading: lbs. BOD/doy:Bottom Area =lbs/day/ft2 <br /> �tbs/day: �ftZ= �tbs/day/ftZ <br /> Comments/Special Desig�Considerations: <br /> I hereby certify that I have completed this work in accordance with all ap icable ordinances, rules and taws. <br /> r <br /> Joseph J Olson ��"`�'6---�____ 810 01/13/13 <br /> ..f ,. <br /> (Designer) � ` (Signature) (License#) (Date) <br />