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��� �� OSTP Design Summary Worksheet UNIVERSITY � � <br /> MI��i�I�utyion OF MINNESOTA ,,��„ <br /> L <br /> Pressure Dist�ibution Summuy <br /> No.of Perforated Laterals �� Perforation Spacing �3 �ft Perforation Diameter 1/4 in <br /> Row Rate 38 GPM �y Pipe Diameter C�in Total Head 22.4 ft <br /> 4. ORGANIC LOADING(if pretreatme�rt is being used) <br /> Orgar►ic Load'mg to Fre-Treatment Ur►it =Design Flow X Estimated BOD in mg/L in the effluer►t X 8.35 t 1,000,000 <br /> � gpd X ��mB/L X 8.35 f 1,000,000= ��lbs BOD/day <br /> Catwlate System Orgonk Loadins: lbs.BOD/day a Bottan Aren =lbs/day/ftZ <br /> r��lbs/day+ �ftZ= �lbs/day/ft2 <br /> Comments/Spec.ial Design ConsideraHons: <br /> I hereby certify that I have completed this v�rork in accordance with aU appticabte ordinances,rules and laws. <br /> �������� 810 10/27H 0 <br /> (Designer) (Signature) (License#) (Date) <br />