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: ' <br /> OSTP Pump Setection Design <br /> -�� UNI VERSTTY <br /> Minnesota Poilution WQ('�($hQet OF MINNESOTA����� ��""`�� � <br /> ca,tro� '`L <br /> 10. Equivalent length of pipe fittings. EAui+ralent len�th Faetots(ft.)for P1(C Pipe <br /> Section f0 is for Coltection Systerr�ONlY and does NOT need to be ��� <br /> cor�plered for indiv;du�at�ace sewcge rreaanenr systems. Fitiing rype ��amtter(in.� <br /> 1S4 2 3 <br /> Quantity X Equivatent Length Factor a Equivalent Length Gate vatve 1.07 1.38 2.04 <br /> 9U Deg Elbo�w 4.03 - 5:1T -` 7.67' <br /> ��T� �� Equivale�rt Eqttivalent 45 Deg Etbow Z15 2.76 4.09 <br /> Length Factor LenBth(R) Tee-Fta+✓Thru 2.68 ' 3.45 ' ' S.11 <br /> ee_ . . 1 . <br /> Gate Valve X � ` 9wing Chedc vaive 13.40 ` 17.20 25.50' <br /> 90 Deg Etbow X = Angle valve z0.10 25.80 38.40 <br /> Gtohe Valv�e; 45.60 ' 58.6tl: ' 86.� " <br /> 45 Deg Elbow X = Butterfly Valve - 7.75 11.50 <br /> Tee-Ftow Thru X = <br /> Tee-Branch Flow X = NOTE:Equivalent length vatues for PVC pipe <br /> Swing Check Valve X s fittings are based on calculations using the Hazen- <br /> Williams Equation. See Advanced Designs for SSTS <br /> Mgle Vatve X = for equation. Other pipe material may require <br /> Globe Valve X _ differer►t equivalent length factors. Verify other <br /> ec�uivalent t�gth factors with pipe material <br /> Bertterfly Valve X = manufacturer. <br /> Vatve 10 X = NOTE:System installer should contact system <br /> designer if the number of fittings varies from the <br /> Valve t 1 X ' desiqn to the actual instatlation. <br /> A Sum of Equhralent Length due to pipe fittings: �ft <br /> Hazen-Wittiams Equation for h <br /> B. Fata!Pipe Len3�► 'wPP�Y Pipe Length(5.6)+Equivatent Pipe Length(9_A.) 1 Q.5 <br /> � ft +� ft =�ft h.f D4.87 *�Q-C�1.85 #I. <br /> �, Hazen-Williams friction toss due to pipe fittings and suppty pipe(h f): Q in gpm L in feet D in inches C=130 <br /> (10.5 = pipe piameter'�87) X ( Flow Rate + Cor�stant)''� X Total Pipe Length(10.6) <br /> (10.5 : �in�.e�� x ��ypm+�3p),.as X �ft =�ft <br /> �1- Toto(Head requirernent is the sum of the E(evcNon Difference (Line 3},the Distribution Head Loss(Line 4),Additional Head Loss(Line 5), <br /> and either Supply Friction Loss(Line 9),or Friction Loss from the Supply Pipe and Pipe Fittings for coltection systems(Line 10.C) <br /> NOTE:Supply Frictia�Loss(tine 8)need ONLY be used if NOT a co(lection system. <br /> NOTE:Frictia�Loss from t�he Suppty Pipe and Pipe Fittings(Line 9.C)need ONLY be ased if rystem is a co((ection system. <br /> 15.0 ft + 5.0 ft + �ft + 11.5 ft = 31.5 ft <br /> 3. PUMP SELECTION <br /> A pExnp must be setected to deliver at least 38 GPM(Line 1 or Line 2)with at teast 32 feet of total head. <br /> Comments: P�p tYPe <br /> I hereby certify that i have c�mpleted this work in acxondance with all applicable_�rdiRemces.rules and lavus. <br /> � <br /> Joseph J Olson ,f-a����"' 810 07/15H0 <br /> (Designer) (Signature) (License#) (Date) <br />