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05/20/2001 23:10 FAX 3982714 msts 9 010 <br /> PUMP SEU=CTION PROCEDURE <br /> At boxed mctwgfes must be entered,ft nest vrfif be caAad .. <br /> 1. Determine pump Y: <br /> A. Gravity ix*f wn <br /> 1.Minimum required discbange Is 10 gpm <br /> 2.Maximum suggested discharge is 45 gpm <br /> For other establishments at least 10%grerhter than the water <br /> supply rata,but no faster than the rate at v4ach efltuent A flow <br /> out of the distribution device. <br /> ern <br /> B.Pressure Distribution-see pressors design worksheet &irearmert at9e <br /> Selected PumpCapaift. 43.7 gpm Wi gth <br /> 2A.ahevohion <br /> inlet �fte+erce <br /> 2 Detemtine head requ*enWIW. c!oe <br /> A. Elevation difference between pump-and point of discharge. <br /> 11 feet + <br /> B. Special head requirement?(See Figure-Special Head Requhemerts) <br /> C�feet Special Head Requirements <br /> Gravity Distrlbudon OR <br /> C. Friction foes Pre3s+re Dishhbutlon 5ft <br /> 1. Select pipe diameter F 2 <br /> 2. Enter Figure E-9 with gpm(1A or B)and pipe diameter(C1) <br /> Read friction loss In feet per 100 feet fmm Figure E-9 E-9.; Nan LOS h1 Wisfic <br /> Friction loss== 328 fv 100 it of pipe per EOD feet <br /> p Wr�d <br /> cl <br /> 3.Determine total pipe length from pump discharge to sol system discharge point. 'tio+Nraiw 7.5' 2"3' <br /> Estimate by adding 25 percent to pipe length for fitting loss 21) -- <br /> Equivalent length times 1.25=total pipe length -1 0.73 R i 1 <br /> 15 ftx1.25= 16.75 tees 3'7L�sf ':'•fl ;? <br /> '0 5.23 1.55 Q23 <br /> 35 <br /> 96 <br /> 06 <br /> 4.Calculate total friction loss by multipWg friction loss(C2) 6' 2' 0.30by the equivalent Pipe (C3)and divide by 100. .w :. ...." 8F9 >:_: 6? r' 139 <br /> FL= 3.28 fti100ft X 1.175 ft / 100= 0.6 feet 45:.,., 1 07 3.99 0.48 <br /> 56 13-46Ab 3.49 0.58 <br /> D. Total head requirement is the sum of elevation dilbrenhoe(A),special ' <br /> r <br /> head requirements(BI and lots!friction Ines(C4). 60 5.49 0.82 <br /> ft <br /> i 6.48 0.95 <br /> J1 ft + 5 ft + 0.6 ft 0 7.44 2.09 <br /> Total Head: 16.8 Jed <br /> 3. Pump Selection <br /> 1.A pump must be selected to debar at least 43.7 gpm(iA or B) <br /> with at least 1&6 feet of lotaf head(2D). <br /> I hereby certify that I have oompleted this work in acoordanoe with all applirmble rules and laws. <br /> (signature) f 1L/ (license#) S'2®'�41(d ate) <br />