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DOSING CHAMBER SIZING _ <br /> SEWAGE ` _ <br /> 16 <br /> TREATMENT Width <br /> PROGRAMRadius <br /> Determine area <br /> A. Rectangle area=L x W_ --_square feet I <br /> - x p (3.14) x radius in feet x radius in feet Imo— Length�J <br /> B. Circle.14 area= ft x ft=�-—sgft <br /> 3.14 x _from manufacturer —sgft <br /> C. Get area from m B or C) Legal Tank: <br /> per inch therefore multiply the area(1A,�. Calculate gallons per cubic foot of volume, foot to calculate gallon per inch. 500 gallons or <br /> There are 7.5 gallons d divide by 12 inches peranon per inch 100% the Daily flow <br /> 12 in/ft �' $ or <br /> times the conversion factor and <br /> T7 5� <br /> Area x 7.5 -12 a-m-t�-• --/co Alternating Pumps <br /> volume in al I in(2) <br /> Calculate total tank pipe to tank bottom tank bottom(3A)x g per Day <br /> 3, bottominlet p.1: Estimated Sewage Flows to Gallons <br /> Depth from of p p <br /> A. depth from bottom of inlet pipe to Mass 1V <br /> volume= /acro gal number o class I class Il class lit 60 <br /> B. Total tai}k �al/in=�— bedrooms 225 ,80 <br /> x 30r 218 ot the <br /> __2_5____`-3—in p ,50 300 256 values <br /> 60� 375 Zgq in the <br /> to cover pump (with 2-3 inches of water covering pump) <br /> a 750 450 Class t, <br /> 4. Calculate gallons (inch)+2 inch) x gallon/inch s 900 600 3327II <br /> 'or <br /> III <br /> (Pum d block)xheight- r al/in_ gallon 7 1050 200 675 408 columnse <br /> (�_in+2n)x <br /> a <br /> Gallon per dose=gpd(see figure A-1) <br /> 5 C elect p total pum r 4- volume �� figureLiquid in Pipe <br /> A. Select pump see for 4 5 does per day. doses/day=Z E-20: Volume of per foot <br /> 1. <br /> 4-, .does <br /> gpd- <br /> / doses per day Pipe Diameter Gallons <br /> B. Calculate dine total ack 4c feet E 20� 0.045 <br /> 2 Determine liquidipe length, <br /> volume of i e,4�l gal per ft(see figure0.078 <br /> per5B2 =�'� 1.25 <br /> 2. Determine u �Ept(5B1)x D gal ft(5B2) 1 <br /> 3.Total pumpack quantity_ dose 5A +drainback(5B3) `� 0. <br /> out volume= volume( ) Total gallon 5 <br /> C. al+ mal = i___42.--Total <br /> J` . 2 5 0.38 <br /> out volume) 3 0.66 <br /> 17 <br /> (using total pump 4 <br /> 6.Float separation. olum cec5( gal/inch(2), inch <br /> Total3 _gall .off 2 C)al/in=i.•,-) <br /> �-�—gal÷._____:_ g <br /> ically 2 to 3 inches) gal <br /> in x Zeal/in)= tile_ <br /> 7. Calculatemdepth(inch)x gallon/inch(2)= /� �.� <br /> Alarmout (5C)+gallons alaim <br /> (7 p�y.�✓ <br /> gallons over pu�4)+ gallons pu gallons I <br /> Calculate total gallon='�$��,, yc� ¢� <br /> al + �a1=� l p, q 9 4N <br /> 8. .Z.Z Z. Qat + ___13Y---gal <br /> /�-0 •.-� ,: _;;:.; <br /> total gallon(8)_ gallon/inch(2)m inlet a',.,i,,.,y.. <br /> 9. Total Tank Depth= al/in= aclt alarm or <br /> �.-- � pipe eserve cap <br /> O oG al _� Z �$' ,, ��d - � ! control <br /> Do `` -t-- 13 9 rn pump on <br /> J pumpout volume; __ control <br /> Recommended: 7 Cs/G the daily flow) �. .t ___ _______v_____ <br /> pump �, ) / <br /> yflo reserve capacity _ o gallons l''3 ' t ____ .r. <br /> Calculate �s x 75 �g , Z _ Y>;. .,..,, <br /> Daily flow <br /> v <br /> ' e / licable ordinances, rules and laws. <br /> completed this work in accordance with app (date) <br /> I hereby certify that I have (license #) <br /> (signature) <br />