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OSTP Pump Selection Desi�n <br /> t)IvTt'ERSITY <br /> Minnesota Poilution Worksheet OF �,•11tiNESOTA <br /> Controt A enc � ���� <br /> 1. PUMP CAPACfTY <br /> A. Pumping to Gravity or Pressure Distribution: O Graviry OO Pressure <br /> 1. If pumping to gravity enter the gatto�per minute of the pump: �---�GPM <br /> 2. If pumping to pressure, is the pump far the treatment system or the cottection system: ' <br /> ��7 TreatmF�nt System �.�Collecbon Systenl <br /> 3. If pumping to a pressurized creatment system,what part or ty��e of system: <br /> p Soil Treatment Unit ❑Media Filter p Other <br /> �3. It pumpine to a pre;surizetl distneution system: 36.0 GPM <br /> (Lirte 17 of Pressum Distribution or Line ip of Non-Levet o�an[er Pf Colte�tion System) <br /> 2, HEAD REQUIREMENTS <br /> o���v.3v,em,v,:o�r <br /> 3. Elevation Difference 10 ft n�so,�,�o+o�sc��.�ry� <br /> between pump and poin[of discharge: <br /> � �o tea'v".,-----..�� <br /> NOTE:(F system rs an individua(subsurtace sewage treatment �.':-Pp�V'�� _ <br /> s stem,com lete ste s 4-9. 1 s stem is o Coltection 5 stem, �����no� <br /> S� P P t Y y _ ��� �. F�e ation%. <br /> skip steps 4, 5, 7 and 8 and qo to Step 10. I <r<«Y�« <br /> � � i <br /> 4. Distribution Head Loss: ��ft �� ��a �a r �--�---�- ------�-- --- ---- ----- <br /> v��'�... .��'3 <br /> 5. AddiCional Head Loss: �_��ft (due to special equipment,etc.) <br /> Distribution Head �oss Fnction Loss in Plast�c Pipe per 10t1 <br /> Gravity Distribution :- Qft C=130 <br /> Nominai Pipe Diameter <br /> Pressure Distribution bascd on �V�inimuni Average Head F1oW Rate <br /> Vatue on Pr�ssure Uistribution warksheet: GPM� 1 1'/4 1',�i 2 3 <br /> I�Ainimum Avera e Head Distribution Head Loss `�0 9.11 3.08 '1.27 Q.31 -- <br /> �ft 5ft 12 12.77 4.31 1.78 0.44 -- <br /> 2ft 6ft <br /> 5f� loft 14 16.99 5.74 2.36 0.58 --- <br /> 16 -- 7.35 3.03 0.75 0.10 <br /> 6. A. Suppty Pipe Diameter: 2.0 in �$ ___ 9,1� 3.76 0.93 0.13 <br /> B.Suppty Pipe length: 30 ft 20 --- 11.11 4.�58 1.13 0.16 <br /> 25 --- 16.79 6.52 1.71 0.24 <br /> 7. Based on Friction Loss in Plastic Pipe per 100ft from Table I: 30 --- -- 9.68 2.39 0.33 <br /> Friccion Loss= 3.32 ft per t00ft of pipe 35 --� - 12.90 3.1$ 0.4d <br /> 40 16.52 4.07 0.57 <br /> g, Determine Equiva(ent Pi�e Lenyth from pump discharge to soil dispenal 4r� ___ ___ --- 5.07 �.70 <br /> area discharge point. Estima[e hy adding 25%to suppty pipe length for 5� _ __ .__ 6.16 0.86 <br /> fitting loss. Su�p(y Pipe Length(5.B) X 1.25=Equiva(ent Pipe Length ' <br /> 55 -- -- -- 7.35 1.02 <br /> 30 fr x 1.z5 = 37.5 ft b0 --- --- -- 8.63 9.20 <br /> 65 --- -- -- 10.01 1.39 <br /> 9, Calcutate Suppfy Friction Loss by multiplying Fridion Loss Per ]OOft (Line 6)bV <br /> 70 --- --- - 91.48 1.60 <br /> Suppty Friction Loss= <br /> 3.32 ft per t00ft X 37.5 (t - 100 = 1.2 ft <br />