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<br /> I'UMI' �ELI:S.ZISIN 1'I�CIC:LI?UJtt
<br /> [HJ f�fRfMtAllf� ry n 14�7{�MA1� l_4TFRAl
<br /> A. I)ctermine pump capacity: �` �
<br /> Gravity Distribution ' �� -
<br /> 1. Min►mum su�,�c�►td is 6(Xl�allons Ex�r huur l lU};F�n�) t�+ stav ahc>ad c�t � --"----�� �—
<br /> . ��.....,w�m.� �d,.,
<br /> water usc rate. � � �-�.��.- /��,"��„a,v.,o„�,,,,,,
<br /> --�.,,.r��� �..,'
<br /> 2- Maximum su��ted for delivery lo a cir��p kx�a c>I a h��rne system is 2,7IX) �'�- ��`"�I}-�b������.a...�.�o�,,
<br /> �;allonti per hour t45 gpm)to prevent builci iiF�of E�r��stiure in dre>p box. ,.,,--�` ,,,„ � �--T- _�, „o„ 1z•„ �ao.
<br /> w�a� ___ � or p«.i,o-�«
<br /> F:'oi�1^_f__.__._�
<br /> � Pvwrm�w�.lom�.e o�
<br /> YreSture I�istibution ��� � ,,,,,e„„,,,,,�,
<br /> 3. a. Select number of perforated laterals
<br /> __ _ _ -�-- - v
<br /> b Select perforation spacing= feet. � �.+.•.d��� P,.o..�.�,,,.a
<br /> 6.en..vwv..y S.o..e 1 up..
<br /> c Subtract 2 ft_ from the rock layer length.
<br /> -2 ft_= feet
<br /> d. Det r''�mi�ne the number of spaces between perforations.
<br /> Length perf. spacing= ft. + ft. = spaces Required Perforation e
<br /> e. _spaces+ 1 = perforatioILS/lateral u,gauons pa n,;n�t (�gpn�
<br /> f. Multiply perforations per lateral by number of laterals to ��►,��e
<br /> et total number of rforahons. x - F��d '�z m�'"' ; ad�
<br /> g Pe �,�n,. �,�-Q,,- perforations. �f��
<br /> �- � X s��+- gP�-
<br /> I.Oa 0.56 0.74
<br /> SELECTED PUMP CAPACITY__�_�_gPII, 2 (�� � gQ 1.�4
<br /> B. Determine head requirements:
<br /> 1. Flevation difference between pump and point of dischar e_ a_ Use for singie family homes
<br /> �(,r'Z feet g b. Use for all other applications
<br /> 2. If pumping to a pressure distribution system,five feet for pressure
<br /> mquired at manifold if gravity s stern,zero.
<br /> ��feet
<br /> �. F�riction loss
<br /> a. Enter friction loss table with gpm and pip�diameter. Y�pc L.�,get,
<br /> Read hiction loss in feet per 100 feet from tabie_ � '
<br /> F.L=a,o� �/100 ft of piPe Point of Discharcc
<br /> __---
<br /> b. Determine total pipe length from pump to discharge �ev��D�.��T
<br /> point_ Add 25 percent to pipe length for fitting �D 1
<br /> loss,or use a fitting loss chart. Equivalent pipe '
<br /> len�th- 1_25 times ipe length=
<br /> _��x 1 25 =___i��(c'c�t _ F-18b
<br /> c Calculate total friction loss by multiplying 1.5 inch 2.0 inch 3.0 inch
<br /> friction loss in ft/100 ft by equivalent pipe lenr;t't;
<br /> sF� F^�'�,�°���oo rt ar p;a
<br /> Tot�31 friction loss= _�;3S X 2.U6_+1t�= 7, p �o o.c�y o.20
<br /> 4. Total head r uired is the sum of elevation diffcr��n�r� __ feet �� 0you 028
<br /> � I 14 1 ?`: (�3x �
<br /> s�x�c�ial hcad rE�uimments,and total tnchc�n lo��, � lt� � i_��> � u_ah i
<br /> ]F IOi 0(>O i
<br /> I s _ i -_ s, D + 20 247 0 73 � 0.11
<br /> �' � 7� 3.7� 1.11 O.1G �
<br /> (1) (21 (3c) ?0 � 5.2:) 1.55 0.23
<br /> � 3S 7 9(I 2.Ob 0_30
<br /> �lU I1 (17 ?.(� 0.3c�
<br /> TOTAL NFAD 2�-Q fect � �<, 1: 7� l ?8 0.48
<br /> � SO i'X) I 0_SR
<br /> ' ' �� 5', � 4 76 i fl 1U i
<br /> C . 1 um}� S.�lecti��ii i �.�� � � t�� I u_t;_ �
<br /> i
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<br /> � /�(� 1 /� ��lim� miist �� �elr��t���3 tu �i��lit��>> ,�t 1��,��.1 �
<br /> , .Jll );{'�n (`��r�� /�) ��'ll}1 ,31 1� �.�.i 27.d fr�•( i31 t��t.ii I��'.t�� (`�?i�}� li� �
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