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� ,. i . <br /> DOSING CHAMBER SIZING � ' <br /> All boxed rectangles must be entered,fhe rest will be calculated. Width <br /> 1. Determine area <br /> A. Rectangle area=L x W <br /> C� ft x 10 ft = 50 ftZ Length <br /> B. Circle area=3.14 x ratlius2 <br /> x 2 ft = ft' <br /> C. Get area from manufacture ft2 Radiu <br /> 2. Calculate gallons per inch <br /> There are 7.5 gallons per cubic foot of volume,therefore multiply the area(1A, B or C) <br /> times the conversion factor and divide by 12 inches per foot to calculate gallon per inch. <br /> Surface area x 7.5/12= 50 ftz x 7.5 I 12inlft = 31.25 gallon per inch Legal Tank: <br /> 500 gallons or <br /> 3. Calculate total tank votume 100%the daily floW <br /> A. Depth from bottom of inlet pipe to tank bottom 40 in or Alternating Pumps <br /> B. Total tank volume=depth from bottom of inlet pipe to tank bottom(3A)x gallin(2) ; A 7:L"„�^lhnatedSe�eHaws inC,a6orc per Ck�y � <br /> = 40 in x 31.25 gal/in = 1250.0 gailons - � � <br /> � be�oom• aass� � a�s p � aass tu I aass rv ; <br /> 4. Calculate gallons to cover pump(with 2-3 inches of water covering pump) ? � �' � �' } ''� � °�� � <br /> ' , AS`J 1 30D ' 'll9 etth& : <br /> i A b�J ' 375 7.�L vc5.�es ; <br /> (Pump and block hei ht+2 inches)x gailon per inch � 5 i � � „�, � �,� I ;,,h,� , <br /> (�t 2 in) x 31.25 gal/in = 312.5 gallons � ; � i� � � E �n j a,�a;ii � <br /> 5. Calculate total pumpout volume � a ` �� f �� � � �C�� � <br /> A. Select pump size for 4-5 doses per day. Gallon per dose=gpd(see Figure A-1)I doses per day= <br /> 752.4 gpd I �8 doses(day = 94.05 gallons � <br /> B. Calculate drainback <br /> 1. Determine total pipe length 230.0 ft �� <br /> 2. Determine liquid volume of pipe, 0.17 gal/ft(see figure E-20) <br /> 3. Drainback quantity= 230.0 ft(561) x 0.17 gallft(582) 39.1 v E-���' yO���me.cat Li uid in Pi . <br /> C. Total pump out volume=dose volume(5A)+drainback(583) Pipe Diameter�Gallons per foot� <br /> ! vrcitc� t i <br /> 94.05 gallons+ 39.1 gallons= 133.2 � 1 0.045 ' <br /> ; i'S G 0.073 ; <br /> 6. Calculate float se aration distance usin total um out volume I 1.5 � 0.11 � <br /> P ( 9 p P ) s 2 u.17 i <br /> Total pumpout volume(5C)/galfinch(2) � 2.5 i o:25 ! <br /> 133.2 gal 1 31.25 galfin = 4.3 inch � 4 � o.b� � <br /> � <br /> 7. Calculate volume for alarm(typicaily 2-3 inches <br /> Alarm depth(inch) x gallonlinch(2) = 2 in x 31.25 galrn = 62.5 gal <br /> 8. Calculate total gallons=gallons over pump(4)+gallons pumpout(5C)+gallons afarm(7) <br /> 312.5 gal + 133.2 gal + 62.5 gal = 508.2 gal <br /> _ _ _ . ,. . , <br /> 9. Totai tank depth=total gallons(8)/gallonlin(2) �-��}.. , , <br /> 508.2 gallons I 31.25 galCn = 16.3 '�'' '"`��'""�'• <br /> [R' <br /> 4•.�w? F�:' !"5-"d?C!7i:<+»t::�'W se <br /> ':€i r. :���^�:f� <br /> Recommended ---- "'�-��`a""'•'' <br /> Calculate reserve capacity(75%of the daily flow) `�`t`�"'""```}��'�, �t"` <br /> �::i... . ._�S. ;:�r.f•:r..�,^. <br /> Dail flow x 0.75 = 752.4 x 0.75= 564.3 ailons r°�' �''`'''�-�``~t� � � �s �`''`"`''4 <br /> �9r� COf�2R^!^'' :'� <br /> 6r� <br /> 508.2+564.3=1072.5 Gallons USE A 1,250 GALLON TANK. <br /> / <br /> :` <br /> I hereby ce ' at ave compteted this work in accordance with all applicable ordinances,rules and laws <br /> . <br /> � (signature) 2656 (license#) 7-8-08 (date) <br />