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MinnesotaPollution OSTP Design Summary Worksheet UNIVERSITY '' ,;�rt; _` <br /> Cont1rol Agen�y OF MINNESOTA �,�1.y <br /> Mound Design Summary <br /> Absorption Bed Area�ft2 Bed Length�ft Bed Width�ft <br /> Absorption Width�ft Ctean Sand Lift�ft Berm Width (0-1%)�ft <br /> Upslope Berm Width�ft Downslope Berm Width �ft Endslope Berm Width�ft <br /> TotalSystem Length�ft TotalSystem Width�ft Contour Loading Rate C�gal/ft <br /> At-Grade Oesign Summary <br /> Absorption Bed Width�ft Absorption Bed Length�ft System Height��ft <br /> Contour Loading Rate�gal/ft Upslope Berm Width�ft Downslope Berm Width�ft <br /> Endslope Berm Width�ft System Length�ft System Width�ft <br /> Levei 8 Equal Pressure Distribution Summary <br /> No. of Perforated Laterals 8 Perforation Spacing 3 ft Perforation Diameter 7/32 in <br /> Lateral Diameter 2.00 in Min. Delivered Volume 168 gal Maximum Delivered Volu 188 gal <br /> Non-Level and Unequal Pressure Distribution Summary <br /> Elevation Pipe Volume Pipe Length Perforation Size <br /> (ft) Pipe Size(in) (gal/ft) (ft) (in) Spacing(ft) Spacing(in) <br /> Laterat 1 Minimum Delivered Volume <br /> Lateral 2 ��al <br /> Lateral 3 <br /> Lateral 4 Maximum Delivered Volume <br /> Lateral 5 �gal <br /> Lateral 6 <br /> 5, Additional Info for Type IV/Pretreatment Design <br /> A. Ca(culate the organic loading <br /> t. Organic Loading to Pretreatment Unit =Design Flow X Estimated BOD in mg/L in the effluent X 8.35=1,000,000 <br /> gpd X �mg/L X 8.35:1,000>000= �lbs BOD/day <br /> 2. Type of Pretreatment Unit Being Installed: <br /> 3. Calculate Soi( Treatment System Orgonic Looding: BOD concentrotion after pretreatment=Bottom Area =lbs/day/ftZ <br /> mg/L X 8.35: 1,000,000 : �ftz= �lbs/day/ftZ <br /> Comments/Special Design Considerations: <br /> I hereby certify that I have completed this work in accordance with all applicable ordinances, rules and laws. <br /> Swedlund Septic 2502 3/13/15 <br /> (Designer) ( ignature) (License#) (Date) <br />