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F-17 <br />Ft a"-e.iuc nN P20CMURE <br />ee RMOMrer v , repro,. *to L,•twk <br />A. DetsSrina ptudp npaciy: 14 <br />•� d-- <br />Gravity Diawmtioa **+ <br />1. Minkintan soSpsled is 600 gallons per hour (10 pm) to stay ahead of i. a+.� • . ,-. . <br />water use :rift. <br />2. Mardteatan sug esud for delivery to a drop box of a home system is 2,7W <br />pUM per hoot (45 Spat) to prevent build-up of pressure in drop box. � C� ••« <br />Fre"11" Dkdbud= <br />3. a. Slott number of perfaaled laterals - <br />b. Seim perfmatlan epadllg • --.I- het <br />c. Subtreet 2 ft fmm the rock latr elength. <br />-2 ft. Lc <br />d. Deto mire the ttmit s of spaces between perforations. <br />Length pert•spsdrtg ■ _JIL - ft • �- I ■ spares <br />e. ttpacas + 1 ■ ; pedaeaelaaVlaes: <br />f. Multlply psrforatrons per lateral . bynumberof laterals to ) y' <br />get total number of perfamtlons. x g-;6� ■ : perforations. <br />g. c" x>;�p • `�. SPm- <br />SELECT D FUI7 CAFACr Y J L- Spm <br />a. Dewa%bw bad regnit =intsc <br />1. Elevation difltrerwe between pump and point of discharge. <br />_-7 feet <br />2. If pumpinS to a pressure distribution "stern, five feet for pressure <br />required at rnardfold if gravity system, zero. <br />_-9 feet <br />3. Frktion loss <br />a. Enter h coon loss table with gpm and pipe diameter. <br />Read hietion loos ln fact per 100 feet from table. <br />F.L - 3 , y ft./100 ft Of pipe <br />b. Detatdtw toes) pipe Length from pump to discharge <br />point. Add 25 percent to pipe length for fitting <br />low or use a titling loss chart. Equivalent pipe <br />length -I M tunes pipe Length ■ <br />�,�_ x lM ■ �_ feet <br />C. CAk%kte total frktioa lots by multiplying <br />friction loos in ft/100 ft by equivalent pipe length. <br />Total ttietlon loss ■ +i x " -1 •100 a . �- feet <br />4. Total hssd required is the sum of elevation difference, <br />specW head eecluirennenb, and total friction loss. <br />+ 5� + <br />(i) (2) DO <br />TOTAL HEAD ) i feet <br />C. Pump Selection <br />1. A pump must be selected to deliver at least <br />q c, Spm (Stop A) with at least 12 feet of total head (Step BY <br />94M rr tow ~~ do <br />V <br />Ono <br />1.0a <br />0.56 <br />0.74 <br />2.Ob <br />0.80 <br />1.04 <br />a. Use for single family homes <br />b. Use for all other applications <br />PIP LMO <br />Point of D.,, to Ch <br />T4:� <br />I':7av�Or1 Diffentooe I ., <br />P j <br />F-18b <br />13 inch 2.0 inch 3.0 inch <br />am t>AWMi=/■Iafldpp <br />to <br />0.69 <br />0.20 <br />12 <br />0.96 <br />0.29 <br />14 <br />111 <br />0.38 <br />16 <br />1.63 <br />0.48 <br />it <br />2.03 <br />0.60 <br />20 <br />2.47 <br />0.73 <br />0.11 <br />25 <br />3.73 <br />1.11 <br />0.16 <br />30 <br />5.23 <br />1.55 <br />0.23 <br />35 <br />7.90 <br />2.06 <br />0.30 <br />40 <br />11.07 <br />2.64 <br />0.39 <br />45 <br />14.73 <br />3111 <br />0.4e <br />so <br />3.99 <br />0.59 <br />35 <br />4.76 <br />0.70 <br />60 <br />5.60 <br />0.92 <br />