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� �� _ OSTP Pressure Distribution UNIVERSITY <br /> Minnesota Pollution Desi�n Worksheet OF MINNESOTA ;: � � � <br /> Control Agency • v�\� <br /> Maximum Number of PerFora[ions Per LaceraE to Guarantee t 1096 Discharge Variateon <br /> /. ncn oraboxrs 7/32 lnch Pe oradons <br /> Pipe[liamfter flncFf�s) Perforadan Spacing Pip�Diart+eixr tlncMs) <br /> Parforatior�5p'cFng(FQet) t 1t4 11S 2 3 tFeei) 1 tih �3'4 2 3 <br /> 2 10 13 18 30 40 2 '11 16 21 3# 68 <br /> 2� 8 !2 16 28 5# 2Yi 40 1i 2� 32 64 <br /> 3 8 12 16 23 52 3 9 14 14 30 60 <br /> 3i 16 inch Perfa�aiions L%8 Inch Pesforations <br /> P�rforae6on Spacing(Feet) Ap�Diarnete�•(hxhes) PerForatian Spacing Pipr Disaieier(lnthes) <br /> t �S6 �t� 2 3 (FeQt} 1 I tk 1 Vi 2 3 <br /> 2 12 18 2b #6 '67 2 21 33 +f4 7i �49 <br /> 2t� 12 17 2� 40 80 2Y. 20 30 47 69 1'35 <br /> � 12 16 22 37 TS 3 30 Z9 38 E•t 12E <br /> Table 11 <br /> t4. Select Lnteral Diameter based on Table I: 2.00 in Volume of Liquid in <br /> 15. Volume oj Liquid Per Foot of Distribution Piping: 0.170 Gallons/ft �Pe <br /> Pipe Liquid <br /> 16. Volume of Distribution Piping = Diameter Per Foot <br /> _[Number of Perforafed Laterols (Line 1)X Length of Loterals {Line 4)X (inches) (Gallons) <br /> (Voturr�of Liqutd Per Foot of Distribution Piping(Line 15)] 1 0.045 <br /> �3 � X 48 ft X 0.170 = � 1.25 �.078 <br /> gaUft 24.5 Gallons 1.5 0.110 <br /> 2 0.770 <br /> 17. Minimum Dose=Volume of Distribution Piping(Line 17)X 5 3 0.380 <br /> 24.5 g8is X 5 = 122.4 Gallons 4 0.661 <br /> .-Cleanouts '-^-- � T�d �� <br /> ,� <br /> �� I <br /> : ! <br /> ;: nRanifold py�e,, � pipe from pump <br /> r , <br /> � � <br /> / <br /> ''-.._ ean outs � <br /> '�altenwte laadon <br /> of pipettompump •��r` <br /> BI�HtWtE IDCBtiDIi <br /> • irom of ` from <br /> I hereby certify that I have completed this work in accordance with atl applicable ordinances,rules and laws. <br /> ---�--_`. <br /> Joseph J Otson 810 09/25/10 <br /> � <br /> (oesigner) (Signahuue) (ucense#j (Date) <br />