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. DOSING CHAMBER SIZING <br /> All boxed redangles must be entered,N►e�est wi�be calcu�ted. <br /> Width <br /> 1. Detertnine area <br /> A. Red�angle azea=L x W <br /> �� 2ft x �ft = 0 ft� Length <br /> B. Cir�le area=3.14 x radius <br /> 3.14 x Zft = 0.0 ft� <br /> C. Get area irom manufacl��e ft Radiu <br /> 2. Cak;ulate gailons per�ch <br /> There are 7.5 galbns per cubic foot of volume,iherefore multipy the�ea(1A,B or C) <br /> times ihe oonversion fac�r and divide by 12 inc�es per foot to ca�ulate g�lon per inch. <br /> Surface area x 7.5/12= 0 ft x 7.5 / 12in/ft = 25 galbn per irx;h Legal Tank: <br /> 'AssUmed 25 galbns per irxh 500 gallons or <br /> 3. Ca�ulate total tank volume 1009�the daily flow <br /> A. Deptl�from bottom of inlet pipe to tank bottom 52 in or Altemating Pumpa <br /> B. Total tank volume=depth fiom bot�m oi inlet p�e to tank botbom(3A)x g�n(2) �.�:�,r,w�ws.�o.r�.r,�o.►ow <br /> = 52 in x 25 g�n = 1300.0 galbns �� �� �n �� �� <br /> 4. Cak;ulate galbns to cover Dur►iP(vNtl�2-3 inc�es of v�ter ooverin9 P�►�) 3 � a�oo ie a�n» <br /> (Purr�and blodc_ _heigM+2 ind�es)x g�on per inch 4 boo s�s sse �o� <br /> 5 750 450 294 In the <br /> ( .12 + 2 in) x 21 galrn = 294.0 gallons a � � �� ��. <br /> � ioso eoo sm r.«u <br /> 8 1200 67S 4p8 cakmx. <br /> 5. Cakulafie tot�pumpout volume <br /> A. Sele�t mp size for 45 doses r day. Gallon per dose�gpd(ase f'gure A-1)/doses per day= <br /> 750 gpd / 5 e doses/day = 150 galbns <br /> B. Calculate drainbadc <br /> 1. Debrrnine total pipe length 45.0 ft � <br /> 2. Detertrrine I"quid volume of pipe, gaVft(see figure E-20) <br /> 3. Drainbadc quantity= 45.0 ft(561) x 0.17 gaU(t(5B2) 7.7 � E-20: volume of Li uid in Pi <br /> C. Total pump out volume=dose volume(5A)+dreinbadc(563) P�pe�iameter Callons per foot <br /> 150 gaAons+ 7.7 gallons= 157.7 1 o.p�5 <br /> 1.25 0.078 <br /> 6. Cak:ulate fbart separation d�ance(using btal pumpout volume) 2 o.i7 <br /> Total pumpout vdum�5C)/gaV'mch(2) 2s o.25 <br /> 157.7 gal / 25 g�n = 6.3 inch 3 o.3s <br /> 4 0.66 <br /> 7. Cak;ulate volume for alarm(typically 2-3 inches <br /> Alarm depth(inch) x gaUoN'mch(2) _�3�in x 25 gaUn = 75 gal <br /> 8. Cabulate total galbns=g�bns over pump(4)+g�s purr�out(5C)+gallons�arm(� <br /> 294.0 gal + 157.7 gal + 75 gal = 526.7 g� <br /> 9. Total tank depth=total galbns(8)/gallonrm(2) «< ««««««<i; «< <br /> 526.7 g�bns I 25 g�n = 21.1 �n$� <br /> �� e9e:n,+e cvpxi <br /> RBCOmi119t1d8d � -------- �� aiarm on <br /> crsntid <br /> Ca�ula�reserve capaaty(75%of tl�e daily flow) Pu�npout va vne�- - €` <br /> D flow x 0.75 = 750 x 0.75= 562.5 albns " " � P�p on <br /> pump ott « corrtra <br /> € contrd « <br /> I hereby cefi that I have leted this w�ork in axordance witlt�I applicable ordinanoes.�ules and laws <br /> (signabure) (hc�►se#) 7 2,� -�ydate) <br />