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. � <br /> ('lJM('SG[.CL fiON ('ROCf:UURG <br /> A. �ctccminc pumF�capacit�•: <br /> Cravity Distribution <br /> 1. Minimum suggcstcd is 20���m <br /> 2. Maximum suggcstcd is 45 gpm <br /> ('ccssurc �islibution <br /> 3. a. Sclect number o(F�crforatcd latcrals P�rtor,iion D;schargcs;,,Crna <br /> b. Select perfo�atic�r�spacing = __ fcct. f�ae Per(oq��ondiameter <br /> c. Subtracl 2 ft. (rc�rn lhc rock layc�Icngth. �M� inches <br /> R.K I.nr kKd��Z I I. -. ECC�. 7I32 ��� <br /> d. Detercnine tfir number of spaces between perforations. �.o+ p� o.�� <br /> Length pecf. spacing = _(�_ � _ [t. = spaces �S o.69 p.qp <br /> c. spaces + t = perfocationsllateral <br /> 1.� 0-� 1.04 <br /> f. Muttiply pe�forations pc�latcral by numbcr of latecals to +Use 10 foot single liornes <br /> get total numbe�of per(ocations. x - perforations. b e�se 2.0 feet(or,nyih;�g else <br /> zr�T < < - <br /> s' t� X ��--- -BPm. <br /> SELECTGD PUMP CAPAC[Tl' ��°'�:' gpm <br /> f3. Delermine head requircments: ���«<•�������•>�• <br /> l. Elevation difference between pump and point of discharge. °•'���°� l0/5 <br /> � fCCI ta.l p��e len6d. <br /> 2. [f pumping to a pressurc distribulion system, five feet for pressure / <br /> required at manifold i(gravity system, ze�o. lDl3'y �'' <br /> __� �CCI Inlct Llr.vdon Ud(c�rr�cc <br /> F'� ` � 7/ <br /> l �'lICt10f1 �PS� = _ ., I <br /> a. Enter friction loss table with gpm and pipe diameter. ��� <br /> . .................... <br /> Read f�iction loss in fect per 100 fect from table(F-14). <br /> F.L. _ ---_ ft./100 ft of pipc <br /> b. Determine total pipe length from pump to discharge Ericfion Loss in Plastic Pipe <br /> point. Estimate by adding 25 percent to pipe length for Eitting - Nominal <br /> loss,or use a Eitting loss chart(F•15 (eet). pipc dia. <br /> Equivalent pipe length- 1.25 times pipe length= Flow Rate <br /> . z 1.25= feef. �m 1.5.. 2_ 3_ <br /> c. Calcutate total(rictiori loss by multiplying <br /> friction loss in [t/100 ft by equivalent pipe length. 20 2.47 0.73 0.1 t <br /> Total friction loss = x +ipp= Z-- feet 25 �.73 Ltl 0_16 <br /> 4. Total head cequi�ed is the sum of elevation difference, � 5-� i_55 0.23 <br /> 35 6.96 2.06 0.3U <br /> special head requirements,and total (riction loss. 40 8_91 2.64 0.39 <br /> � 45 11.07 3.28 0.48 <br /> __� + �_ + 50 13.46 3.99 0.58 <br /> (1) (2) (3c) SS 4.76 0.70 <br /> 60 5.60 0.82 <br /> f 65 6.48 0.95 <br /> 'fOTAL fiGA� ` � fect �0 7.44 �•� <br /> C. I'ump scicction <br /> 1. A pum�� must �e setccted to deliver at least <br /> _�•��gpm_.(Step.:A) witl�.at least �.feet.af:.tota(.head;(St.ep,:B).. <br /> �.�:.�. � <br /> . : .,.� . _ <br />