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Pressure Distribution Design w <br /> Minnesota Pollution <br /> ConWorksheet <br /> trol <br /> �►9�Y <br /> Table 11 <br /> 10. Select Minimum Average Head: 1.0 ft Volume of Liquid in <br /> 11. Select Perforation Discharge (GPM)based on Table 111: 0.74 GPM per Perforation Pipe Pipe Liquid <br /> 12. Determine required Flow Rote by nwltiplying the Total Number of Diameter Per Foot <br /> Perforations (Line 7)by the Perforation Discharge (Line 11). (inches) (Gallons) <br /> 1 0.045 <br /> 39 Perforations X 0.74 GPM per Perforation 29 GPM 1.25 0.078 <br /> 1.5 0.110 <br /> 13. Select Type of Manifold Connection (End or Center): End 2 0.170 <br /> U. 3 0.380 <br /> . Select Minimum Diameter of laterals based on Table 1: 138 <br /> .50 in 4 0.661 <br /> Table II <br /> Determine Volume of Distribution Piping Pierkwation Di (Gine, <br /> 15. Pipe Diameter of Distribution Pipe 2.00 in <br /> Perforation Diameter <br /> Head(ft) ��. 3/t. Thu <br /> 16. Volume of Liquid Per Foot of Distribution Piping: 0.170 Gallen 1.D' 0.18 0.41 0.56 0.74' <br /> 2.e0.26 0.99 0.80 1.04 <br /> 5. 0.41 0.93 1.26 1.65` <br /> a:Use 1.0 for dwellings using 1/4 Inch or 3/16 itch <br /> holes. <br /> 17. Volume of Distribution Piping = b:Use 2.0 for dwellings using 118 Inch holes;or,for <br /> other establisliments using 114 inch or 3/16 inch <br /> _[Number of Perforated Laterals (Line 1)X Length of Laterals (Line 4)X holes. <br /> (Volume of Liquid Per Foot of Distribution Piping(Line 16)] c: Use 5.0 for other establishments using 1/8 inch <br /> perforations and media filters. <br /> Qx 36 x 0.170 = 1$.36 Gallons <br /> ------ ---- man pipe� <br /> i <br /> ' ` p�from pump <br /> It I <br /> Ammate loc3cm outs <br /> of pipe from pump 8 • <br /> tion <br /> aftemate loca <br /> Pipe fiom of from <br /> I hereby certify that 1 have completed this work in accordance with all applicable ordinances,rules and laws. <br /> Joseph J Olson /"' 810 6/25/09 <br /> (Designer) (Signature) (License#) (Date) <br />