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JOB#: <br /> PUMPING TO NON-PRESSURIZED DRAINFIELD Don't for•et to use a anti si•hon valve when •urn•in• down hill <br /> ASSUME A FLOWRATE FROM MIDDLE 1/3 OF PUMP CURVE , <br /> PUMP OR SIPHON MODEL#: <br /> I ASSUMED FLOW: 12 GPM <br /> RESIDUAL PRESSURE(FEET): 6 FEET <br /> TRENCH# 1 2 3 4 5 6 , 7 8 9 10 11 12 13 14 ' 15 16 17 18 19 20 TOTALS <br /> LENGTH(ft) 95.00 , 105.00 125.00 125.00 ' 0.00 0.00 0.00 0.00 0.00 0.00 450.0 <br /> %OF FLOW 21.11% 23.33% 27.78% 27.78% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 0.00% 100.00% <br /> GPM 2.53 2.80 3.33 3.33 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00, 0.00 0.00 0.00 0.00 0.00 0.00 12.00 <br /> ORF.SIZE 0.2890 0.3039 0.3315 0.3315 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000; 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 <br /> SIZE IN 128t1 36 38 42 42 0 0 0 0 0 0 0 0 0 0 0 0 <br /> SIZE IN 32nd 9 9 10 10 0 0 0 0 0 0 0 0 0 0 0 0 <br /> SIZE IN 16th; 4 4 5 5 0 0 0 0 0 0 0 0 0 0 0 0 <br /> SIZE IN 8ths 2 2 2 2 0 0 0 0 0 0 0 0 0 0. 0 0 <br /> minimum orifice dia=3/8" <br />