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Minnsata Palutlon OSTP Design Summary Worksheet UNIVERSITY <br /> ConbVIAj* r OF MINNESOTA Akt <br /> Mound Design Summary <br /> Absorption Bed Area 625.0 ft2 Bed Length 62.5 ft Bed Width 10.0 ft <br /> Absorption Width 20.0 ft Clean Sand Lift t.2 ft Berm Width (0-1%) ft <br /> Upslope Berm Width 10.0 ft Downslope Berm Width 17.0 ft Endslope Berm Width 11.0 ft <br /> Total System Length &1.5 ft Total System Width 37.0 ft Contour Loading Rate 12.0 gal/ft <br /> At-Grade Design Summary <br /> Absorption Bed Widthft Absorption Bed Length ft System Heightft <br /> Contour Loading Rategal/ft Upstope Berm WidthCft Downslope Berth Widthft <br /> Endslope Berm Width==ft System LengthE=ft System Widthft <br /> Level&Equal Pressure Distribution Summary <br /> No.of Perforated LateralsPerforation Spacing ft Perforation Diameter 7/32 in <br /> Lateral Diameter 2.00 in Min.Delivered Volume� _Jgal Maximum Delivered Volume 188 gal <br /> Non-Lowl and Unequal Prime Dkbibudon Stanmary <br /> Elevation Pipe Volume Pipe Length Perforation Size <br /> (ft) Pipe Size(in) (gal/ft) (ft) (in) Spacing(ft) Spacin;(1n) <br /> Lateral 1 Minimum Delivered Volume <br /> Lateral 2 <br /> gat <br /> Lateral 3 <br /> Lateral 4 Maximum Delivered Volume <br /> Lateral � ]gat <br /> Lateral 6 <br /> 5. Additional Info for Type IV/Pretreatment Design <br /> A. Calculate the organic loading <br /> 1. Organk loading to Pretreatment Unit -Design flow X Estimated BOD in mg/L in the effluent X 8.35+1,000,000 <br /> C ]ww X mg/4 X 8.35+1,000,000- E::=tbs BOD/day <br /> 2. Type of Pretreatment Unit Being Installed: <br /> 3. Calculate Soft Treatment System Organic Loading: BOD concentration after pretreatment+Bottom Area =lbs/day/ft7 <br /> I 3mg/L X 8.35+1,000,000 + =ft2. E=tbs/day/fe <br /> Comments/Special Design Considerations: <br /> 1 hereby certify that I have completed this work i accordance with all applicable ordinances,rotes and laws. <br /> Joseph J Olson 810 09/23/15 <br /> (Designer) (Signature) (License!1) (Date) <br />