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APR-23-2007 10:39 From:GORDON Jf�1ES <br /> ' , I <br /> . Universky of Minnesota Pressure Distn'bution Sys�m Desi�n -10/25/04 <br /> ,u bw.e ne+.no�s Awuoe e�vea.ene�su wi�r os eaa�.e. <br /> ow�w <br /> 1 S!�fINRIbBI Of pll�Ofi��il@�B�S: � T'�� <br /> 2. Seled psKoradon spacMg� �3 ]R I <br /> .:....�..�.. <br /> 3_ Sktoe pe�a�ttbns should not be plaaed do�er Me11 kol ro - <br /> the edge of tho mdc layar(see aiagmml:subaat;t 2 bat t�nm """"'' I <br /> thC 10di lay8�� --� -t r•+•_.� <br /> �'°�J T 2 ft= 61 R ���» .�r,�T�i.• ' <br /> 4. Debnnine tM numbsr of apsas betwaen per(onfiorq• � <br /> Diride p�e lerp�t8)Cll P���Oi�9 R)�round daMn to�earest whols nwn6er. <br /> PsApaliOn 6p�adng- 61 R/ 3 h= 2Q <br /> 5. Sele�t perforopon 3ite �1� <br /> 8. Number of pe�otatbns is aqual 10 ons pius�e rwnbet d pe�(ontion spaoe8(4). � <br /> •Chsek lip�ns E�b aswra�e number d peAbroions pM il9[e►el gua►an�ees <br /> �10%d�x�h�npe va►iation. <br /> 20 sp6006+7= 21 perfo�alfon�flalerel <br /> E{IA�nua�Nurnb�r d 1/4 nah pMwaAons E M��mn Meab� �N!inc11 pallor�poni <br /> laieral b <109i w�alloll lalusl ts �'109L qriation <br /> PartoMioa <br /> 5 Nd� 1 inch ��5 inc11 2.0 indl S i� 1 inch �1.2b'Mld�l �inC�+ 2.0 h�d► <br /> z.s a �a ,a 2e 2.s tz 1e 25 so <br /> .3.0:,�,= ir,'s;i�' ' :��'�'�1`��'�'..; •�7':;�; �".�i�` �;:�;'':::' :'t� �:::��'_ }�:.�.3'��;�'•,: <br /> 3.3 .. 7 . , 12 :. .1`6� . :•� 25 �.3 R 10 17 * 23 36 <br /> . �A'3::;'s'��:r:� -:•c:�1...-- .�•tv,� '��3�'' 4'• , ��.t: ..,y:�. _ ,+�',_• <br /> 5.0 6 10 1�1� 2� 5 --.9 � � 15 20 . 31 <br /> I <br /> 7. A ToW�er of peAaralio�s=Ps�lorabGns Der bfKa1(5)times number of laberals(1). <br /> 21 p�t:/lal x 3 labe�als= 63 peffors6o�s <br /> 8.Ca�ula0e the aquare(oota�s Pe►Pe�fordtion. . <br /> R6�o►nmsi�dsd viiva�6-10 fqRlpsrf.OOss nd�pyr tn at�g►sdel. <br /> 1. Rodc bed aia.�radc�idtl�(IQ x ioek N�glh l�1 <br /> 10 R X 63 ft� 630 Il� <br /> 2. Square foal per per�'imdc Bed At�nber ot peAs(6� <br /> 630.0 ft2 ! 63 p.rfs ■ 10.0 ft�lpert <br /> 8. De�eimine tOquif�tl flow ro02 Dy 1{WIUPM�9 d1e tOtG)tnpil0et <br /> of Pertorauons(9A)b1►Aow Per oeAorauo�s�seo fgune E� <br /> 83 peris z 0. 4 gpm/pefh= 46.6 gpm <br /> E In <br /> kbad Pa�fo�slions�rne� <br /> inC�Os <br /> 1 0.42 0.56 0.74 <br /> :;^•„�!.: ,- •.. �.,, • O,gd'. ';�,�'s <br /> 5 •:: ' 0.94 1.26 1.65 <br /> a. th.�.o aol lor eno�..tenw7,na,�e, <br /> INa 2o h�t la MW . • ... <br /> ...'��`.. .. <br /> 9. OeEermine�ik+&num Plpe Slzs ' .' � , .,•.�'^ <br /> A. Manlfold on F.nd. If lalsrsls a�v wnneded to header pipe .. , <br /> as ahown in F'gu�e E-1,IO sCIECt1110NR11A1)fOQUMOd IY�lIYI �VM�b�:MawoNl�a�Ori�aanrw. . <br /> dlameter,er�erfgwe fri or E-S wMh peifaadon sp�inp smf � <br /> number pf peAaationa per laterfl.Sded minimisn dismater <br /> /or per�orafed latsrals= 2:0 inohos <br /> 8. Cenfq�ManN01d. If perforated labral a�Aem is aRaohod bo � ,...�...,.,�..::. " _' ' •- _ ' " " <br /> w�.a.rsw.www <br /> menil0b pipe near the opnqx,IBce FiBwe E-2,parta�bd I�eral le�gth(3) ' <br /> and number of peAorsAions pe�IaEersl(�w1t be appro�dy � • <br /> one ha�of that in slep A. Using�eee vahaes sekd ' <br /> minirtNm diame�e�for De�foraled lale►e�r 1.5 �1+� . 'Z:_'•-• <br /> I• � <br /> I he�ebv Rif�r Mat 1 hava�e �his work M s�rdanos wMh aU appi(cable adir►�os.tu an laws. <br /> � (alpnatu�e) 810 (licenae#j I 05130108 (d-dte) <br />