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Minnesota Pollution OSTP Design Summary Worksheet UNIVERSITY � '� Control Agency OF MI I�'NESUTA -.�,�,�_. Bed Design Summary Absorption Area�ft� Depth of sidewall�in Code Maximum Bed Depth�in Bed Width�ft Bed Length�ft Designer's Max Bed Depth�in Maund Design Summary Absorption Bed Area�ftZ Bed Length�ft Bed Width�ft Absorption Width�ft Clean Sand Lift�ft Berm Width (0•1%)�ft Upslope Berm Width�ft Downslope Berm Width �ft Endslope Berm Width�ft TotalSystem Length�ft TotalSystem Width�ft Contour Loading Rate��al/ft At-Grade Design Summary Absorption Bed Width�ft Absorption Bed Length�ft System Finished Height�ft Contour Loading Rate�gal/ft Upslope Berm Width�ft Downslope Berm Width�ft Endslope Berm Width�ft System Length�ft System Width�ft Level&Equal Pressure Distribution Summary No.of Perforated Laterals� Perforation Spacing�ft Perforation Diameter�in Lateral Diameter�in Min.Delivered Volume��al Maximum Delivered Volume��al Non-Level and Unequal Pressure Distribution Summary Elevation Pipe Volume Pipe Length Perforation Size (ft) Pipe Size(in) (gaUftl (ft) (in) Spacing(ft) Spacing(in) Lateral 1 Minimum Delivered Volume Lateral 2 ��al Lateral 3 Lateral 4 Maximum Delivered Volume Lateral5 �gal Lateral 6 5, Additional Info for Type IV/Pretreatment Design A. Calculate the organic loading 1. Organic Loading to Pretreotment Unit =Design Flow X Estimated BOD in mg/L in the effluent X 8.35=1,0�0,000 ��Pd X �mg/L X 8.35:1,000,000= �lbs BOD/day 2. Type of Pretreatment Unit Being Installed: 3. Calculate Soi(Treatment System Organic Loading: BOD mncentration after pretreatmen[=Bottom Areo =lbs/day/ftz �mg/L X 8.35:1,OOQ000 = �ftZ= �lbs/day/ftz Comments/Special Design Considerations: I hereby certify that I have completed this work in accordance with all applicable ordinances,rules and laws. (Designer) (Signature) (License#) (Date)