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� � ['IZESSUK�: D(S1'[Zlt3U"i'iON SYSTGM c�+o rEaroRnrux� or n rCRr�iruT�U � �.�«,,.
<br /> --'`—--`— �-c.o„ ce--
<br /> 1. Scicct r�umbcr of perforated latcrals �__ �Opip11 --�<
<br /> ��---�—__._
<br /> 2. Sclect perforation spacing = �_ fcct. � �•°m�S°^°�►« f ".��i °��""����< �ao.�c �..
<br /> . .. :M�n a`,."<<�^°r« . e_<e.-..
<br /> �....', oc a<.��.
<br /> �ar •" ao�� Pv(wot.en Ihu�ed rio..ro.•...
<br /> 3. Sincc pe�forations sl�ould not be placed c(osec tF�an 1 ft. to �'' . _.. "'�° `°° ��< <�o
<br /> �/, Plui -\�'•
<br /> tt�e edge of the cock layer (see diagram), subtract 2 (t. fron� °`°".'.°'<'° " .. . - • -"` `"" ,z-,° '.,.
<br /> ••' .� ae�t �a«,
<br /> the rock laye� length. ''"`�°,;
<br /> Cl�on Sond �y� Bo��om e��Oo�<o o�
<br /> �� � C �
<br /> S^' !l. _ �•s l L'Cf. -Or�p�Ocr�l Senri(�ea
<br /> ROck layer ImgU� Bcfwa PbcMp So.W ler�r
<br /> 4. Determine the number of spaces between perforations. �"�,,,Pu'°"'�°nD�<<•
<br /> � ru�.���y_i
<br /> Divide the Iengttl above by perforation spacing and round °�` �,..,,... -,_^"-
<br /> docvn to nearest cvhole nurrtber. `��" '
<br /> 1.Oa 0.56 p.7Q
<br /> LenKth perf. spacing = �.Sft. =�ft. = �.� spaces 2�0b 0�8� ����4
<br /> �3� �2� a Usc for singlc fami�y homcs
<br /> b.Use for all other apphcations
<br /> S. Number of perforations is equal to one plus the number ot
<br /> perforation spaces .
<br /> Maximum numbc�p(yuarter inch per(ora��oiu,�
<br /> spaces + 1 = �Q Perforations/lateral ia«�a��og�,�,ar,ce.e< l0%dixhargc.•a��a���;,
<br /> Pcrforation �
<br /> G M��Itiply �e�forations per lateral by number of laterals tc� SPre��g (; ly 2
<br /> �
<br /> get total number of perforations. 2.5 14 �$ 28
<br /> 3 -�— erforations. 3.0 13 2(�
<br />. �,«.�: X ,���,�.«..,_ � p 3.3 12 16 25
<br /> 7. Determine required flow rate by multiplying 4.� 11 IS 23
<br /> number of perforations by flow per perEoration S.0 l� 14 22
<br /> -�- -Z� -�C�P�• .,...���,� .T �� .�.,� �m,e�.a. �,t„_
<br /> P��f x �pm/p�ri —
<br /> 8. (f laterals a connected to h ader pipe as shown on upper �
<br /> example, to se ct minim required lateral diameter; enter �„ � � �
<br /> table witll perfor � n acing and number of perforations �,,/"' `�-
<br /> per IateraL Select � � ,�iameter for ���r�
<br /> perforated later = inchcs.
<br /> �.o,,....u.�..m...,�,�...,.o.
<br /> ..m..� ..��_.,.b.. ...o..e
<br /> ,{ .. �..,_.<.�
<br /> 'C ...,....._...a,« .--`"`
<br /> 9. lf perforated lateral system is attached to manifo(d pipe near �- �'�'`� '�''`r� ���
<br /> A �M. �.
<br /> the center, lower diagram, perforated lateral length and ,.x;;,�;��.�.. -
<br /> number o( perforations per lateral wiU be approximately o��e �� ' �'��t
<br /> lialf oFthat in step 8. Using tlicse val cs, se(ect minimum ,_� � ,,�' \�-
<br /> �
<br /> dian�eter (c�r �:�erforated latc�al = _�_�_Z- i�lchcs. ,, �,�,.--"'' ""'��
<br /> \- ��
<br />
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