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. OSTP Pump Setection Desi�n <br /> LTNIVERSITY ~�'` <br /> Minnesota Poltutbn Worksheet 4' '' ' �' <br /> CoMro� � OF MINNESOTA w�'� ������� <br /> ... . ..__..L'0 i�� <br /> 1. PUMP CAPACffY <br /> A. Pumping to Gravity a Pressu�e Distribution: O G'�aNtr OO �ae <br /> 1. If pumping to gravity enter the gallon per minute of the pump: ��GPM <br /> 2. If pumping to pressure,is the pump for the treatment <br /> � system or the coltection system: <br /> OO rre�r�ent SysDem O CoaecUor,sys�te.m� <br /> 3. If pumping to a preswrized treatment system,what part or type of <br /> system: <br /> ❑Soil Treatment Unit ❑Media Fitter p Other <br /> 4. if pumping to a pressurized distnuut�on system: 29.0 GPM <br /> (Lirre 110/Pressire qstri6uHon or Urre 10 0/NarLevel or mter if CalecHan System) <br /> 2. HEAD REQUIREMENTS <br /> 3. Elevat�rl Differente 16 ft veamrenc systtem <br /> e Poan m aad,a� <br /> between pump and point of discharge: <br /> NOTE:lFsystem is an indTviduo(wbsurface sewng�treatment wady�� <br /> system,complete steps 4-9. lf system is a Col[ecNon System, mK qpe <br /> sMp steps 4,5,7 ond 8 ar►d go to Step f0. �� <br /> 4. Distribution Head Loss: ��ft ---.-�- <br /> -----------• <br /> 5. Additional Head loss: �ft(due to special equipment,etc.) <br /> Distributlon Head t oss ncdon s n c Pe P� <br /> Gravity Distributi��Oft C=130 <br /> Pressure Distribution based on/VNMmum Aver �����P��am�r <br /> age Hc�ad F � <br /> val�on Preswre Distributia�Wa-ksheet_ 1 1'y4 114 2 3 <br /> Nlintmum Avera �H�d DistrtbuEfon H�d Loss G <br /> 1 ft g ft �� 9.11 ' 3.08 1.27 0.31 --- <br /> 2ft 6ft 12 1277 4.31 1.78 0.44 - <br /> 5ft �oft 14 46.99 5.74 236 0,58 <br /> '�6 7.35 3.00i 0.75 010 <br /> 6. A.SuPP�Y�Diameter: 2.0 in 1$ � 8.14 3.76 Q.83 0.13 <br /> B.supply Pipe tenqth: 123 ft 20 - 11.11 4.58 1.13 0.16 <br /> 7. Based on Friction Loss in Plastic Pi 25 16.78 6.82 7'.71 O.2A <br /> pe per t00Pt from Tabte I: <br /> 30 - - 9.q 2.39 0.33 <br /> Friction I_oss= 2.23 ft per t00ft of pipe 35 12.90 3.18 0.44 <br /> � 16.b2 4.07 0.57 <br /> 8. Determine Equivaalent Pipe Length from pump disdwrge to soil dispersa( 45 � ' <br /> area discharge point. Estimate by adding 25%to wpply pipe length fo� " '- - 5.07 QJO <br /> fitting toss. Supp[y Pipe l,enqth(5.8) X 1.25�Equ�valent Plpe Le�th 5O - -- -- 6.16 0.86 <br /> 55 7.35 1,02 <br /> 123 ft x t.25 = 153.8 fc 60 - --- -_ 8.63 1.20 <br /> 9. Calw(ate Supply Friction l.oss by multiptying Friction Loss Per f00ft (line 6)by 65 "' - 10.Q1 L39 <br /> suppty F�iccton L.�oss= 7O - - --- 11.48 1.60 <br /> 2.23 ft per 100fc x 153.8 ft + �pp � 3.4 ft <br />