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A. Determine pump capacity: <br /> Gravity Distribution art;. lav c v :+r oi,r.ro La;c�n� <br /> 1. Minimum suggested is 600 gallons pc-, hour(10 shay <br /> water use rate. �^ <br /> 2. Maximum suggested for deliveryto a drop box of a :-.orae system,is 2.7J3 r• =--. <br /> l.or e-o•G•o'+aPe F:D•i: r^r•wr <br /> gallons per hour(45 gpnl) to prevent build-up of prcSSU.-C 1;1 d,-Op 0OX. Lenmy Sano Lnyer "7;61!e+•.1y r rarer ao•r+e <br /> .i •--��.-'-'_.. ,---t`..iu,• r. nrdl•n Hargenrony' <br /> Pressure Distribution '•`��Yr' ^ Ntor (oo <br /> -> �-•-- —At L^cu <br /> r 12•ra Gr.�. <br /> 3. a. Select number of pc.;gated laterals <br /> b. Select perforation spacing = ft. - `�--'0.r'rr:r °"•.-••r:lred e. <br /> c. Subtract 2 ft. from <br /> the rock layer iell6tlL C:•':'+ :orad Layer Boil— tor•.n• <br /> Hrx•Lyenengrn ~r_r. ,•a. o,;,.rr. •. nni.W <br /> aorore i•iuciny Good L3ycr <br /> d. Determine the number of spaces between perforations. <br /> Length perf.spacing=� _ft. + ft. spaces - -- - <br /> _ — <br /> e. 11 _spaces+ 1 = 1 � perforations/lateral <br /> f. Multiply perforations per lateral by nunnber Ot r:.tl'r u i i0 ----,� —•o;.r;i•�n r:i.t-a.r''rrJ.il. `1---` I <br /> get total number of perforations. <br /> uris X penren; pCrfOratiJnS. ---.--- - <br /> i:.l <br /> peril HpmIP.." I i <br /> SELECTED PUNIF CAPAC <br /> I <br /> L <br /> B.Determine head requirements: <br /> i it Ia.:n(�.ca,:Ki:Cs,r:c:.L'..:• ah•r_., <br /> 1. Elevation difference between pump and poi,;L of clischar�c- L ,,;; o, <br /> �_feet <br /> 2. If pumping to.i pressure distribution system,add five feet for pressurc <br /> required at manifold <br /> �_feei • <br /> 3. Friction loss <br /> a. Enter friction loss table ita gpm and pipe diamet.r. ?; i Ciscltar;c <br /> N <br /> Read friction loss in feet per 1 ,':i feet from tabu. T '°y <br /> F.L. = ZL.L7 ft./'IW ft of <br /> b. Determine total pipe lcogth from pump to disch;l, _c ? <br /> point. Add 25 percent to pipe len ;'.;; for fitti;•.5 <br /> loss,or use a fitting loss chart. Equivalent pipe <br /> length-1.25 times pipe lengths- -73 —;.J Inch ".i, .0 inch <br /> x 1.25 = � �� `eCt � <br /> c. Calculate tote i'icilon loss by-nultlpivil) <br /> friction loss in ft/100 ft l;y equivr.lcnt pipc'.enStn. <br /> Total friction loss= a tn'1 x !t.. +1 ,0 <br /> 4. Total head required is the sum of clevation difft2rerce, j <br /> special head requirements,and total friction io5s. 2. 7 0.73 I >>•�• <br /> _+ + I 3 ; 7.9;7 ".i'G 0.'0 <br /> .;.73 i ? i o.�, <br /> TOTAL HEAD :D.5' feet <br /> j_ x,7,5 I 0.71'1 j <br /> G 1 I I 5.60 I 0.82 j <br /> Pump selection <br /> 1. A pump must be selected to deliver at least _ Al <br /> with at least -,A S feet of total head (Step u). <br />