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. , 07/07/2968 69:24 9528733112 PAGE 12/14 <br /> DOSING CHAMBER SIZING <br /> AN boxed redangfes musf be entered,lhe resl wiU be calculafed. Width <br /> 1. Determine area <br /> A. Redangle area=L x W <br /> � $ x �ft = 0 � Length <br /> B. Circ,le area=3.14 x radius� <br /> 3.14 x 2ft � 0.0 ft <br /> C. Get area irom manufacture t� Radiu <br /> 2. Calculabe g�lons per inch <br /> Ther�a�e 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 calcula6e gallon per inch. <br /> SurFsce area x 7.5/12= 0 it� x 7,5 f 17�n1ft = 2J gallon per Inch � Legal Tank: <br /> , 900 gallons or <br /> 3, Calcufate total tank voiume 100°16 the dally flOW <br /> A. Depth from boltom oF inlet plpe to tank bottom 47 in or Altemating Pumps <br /> B. Totsl tank volume=depih ficm bottom of inlet pipe to tsnk bottom(3A)x gallin(2) k�;�„owe�,�wo,nw.,r,e�.�oo„ <br /> = 47 in x 27 gaUin = 1269.0 gallons �p �, �,n ca�:m c�.w <br /> 4. Calculate gallons to cover pump(with 2-3 inches�f weter covering pump) � m�o � z� � <br /> (Pump and block he ht+2 inches)x gallon per inch g � � � 'h'„� <br /> ( 12 + 2 in) x 27 gal�n = 378.0 gallons � ,o� m�"o m M.`x'a"n <br /> g 1Q00 67s IDB cdume. <br /> 5. Ca�ulate total pumpout volume <br /> A, 5elect ump size for 45 dases r day, Galbn per dose=gpd(see figur�e A-1)1 dosps per day= <br /> 75o gpd r �doseslday = 15o gallons . <br /> B, Calculate d�ainback <br /> 1. Detem�ine total pipe fength 50.0 ft _ [� <br /> 2. Detertnine liquid wlume of pipe. 0.1T gaUft(see figure E-20) ��; vo�umc or Li 'd in � <br /> 3. Drainback Quan6ty= 50.0 ft(5B1) x 0.17 gaUft(5B2) 8.5 v <br /> C. Total pump out wlume=dose volume(5A)+drainback(5B3) Pipe Dlameter Gallons per foet <br /> 150 gallons+ 8.5 gallons= 158.5 'l 0.045 <br /> . 1.25 O.Q78 <br /> 6. Calculate float separation distanoe(usmg total pumpout vofume) �S 0.��. <br /> 2 0.17 <br /> Total purnpout wlume(5C)/gallinch(2) 2.5 4.25 <br /> 158.5 g� 1 27 gall'm = 5.9 inch d �;� <br /> 7. Ga�ulate wlume for alarm(t�rpically 2•3 inches <br /> Alartn deplh(Inch) x gallonlinch(2) = 3 in x 27 gaUin = 81 gel <br /> 8. Ca�ulate total galbns=gallons over pump(4)+gallons pumpout(5C)+gallons alarm(7) <br /> 378.0 gal + 158.5 gal * 81 gal = 617.5 gal <br /> 9. Tot21 bnk depth=�tal gallons(8)/gallnn�n(2j <br /> 617.5 gallons I 27 ga�n = 22.9 a p� <br /> � Ve CrJC�oCIf dlalm G1f1 <br /> Reoommended ' _ oontror <br /> C��ulate resenre capaclty(7596 of d�e deily flo� �`'�p°Ut��� ` D�P d� <br /> Dei flow x 0.75 = 750 x 0,75= 582.5 allons ' " �i�mc o�ir oor�tra <br /> contia <br /> I hereby ' that I e co Ieted this work in ecconianoe wlth all applicable ordinances,n�les and laws <br /> - (signature) S�� picense#) . � ��p � (date) <br />