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l'via-rurtrwMn�rwr.� . • , Pump Selection Design - Minnesota Pollutian Worksheet Controi A enc ' �"� Equivalent Length Factors (ft.)for PVG Pipe 10. Equivalent length of pipe fittings. Fittings Section 9 is for Collection Systems ONLY and dces NOT need to be Pipe Diameter(in.) completed for individual subsurface sewage treatment systems. Fitting Type �y� z 3 Quanity X Equivatent Length Factor=Equivalent Length �ate Valve �.o� i.3s 2.04 90 Deg Etbow 4.03 5.17 7.67 45 Deg Eibow 2.75 2.76 4.09 Fitting Type Quantity Equiva(ent Equiva(ent Tee-Flow Thru 2.68 3.45 5.11 Length Factor Length (ft) �-granc F ow 8.05 10.30 15.30 Swirx�Check Yalve 13.40 17.20 25.50 Gate Valve X Angle Valve 20.10 25.80 38.40 Globe Valve 45.60 58.60 86.90 90 Deg Elbow X ButGerfly Vatve - 7.75 11.50 45 Deg Elbow X - Tee-Flow Thru X - Tee-Branch Flow X - NOTE: Equivalent length values for PVt pipe X _ fittings are based on calculations using the Hazen- Swing Check Valve Wiltiams Equation. See Advanced Designs for SSTS Mgle Valve X = for equation. Other pipe material may require different equivalent length factors. Verify other Gtobe Valve X - equivalent length factors with pipe material X _ manufacturer. Butterfly Valve - X _ NOTE:System instatler should contact system Valve 10 designer if the number of fittings varies from the Valve 11 X = design to the actual installation. A. Sum of Equivalent Length due to pipe fittings: �ft B, Total Pipe Length =Supply Pipe Length (5.6)+Equivalent Pipe Length (9.A.) Hazen-Wiliiams Equation for h �� fc + �� fc = Oft _ 10.5 * L * (Q= C)�.as2 Qingpm h.f 4.8655 L in feet C. Hazen-Williams friction toss due to pipe fittings and supply pipe(h): D D in inches 10.5 X Total Pipe Length(9.B) X (Flow Rate :tonstant)''852 T Pipe Diameter"��5s 10.5 X �ft X (�9Pm - 130)�.esz _ �ft4.8655 _ �ft �1• Tota(Head requirement is the sum of the E(evation Difference (Line 3),the Distribution Head Loss(Line 4),Additional Head Loss(Line 5), and either Supply Friction Loss(Line 9),or Friction Loss from the Supply Pipe and Pipe Fittings for cotlection systems(Line 10.C) NOTE:Supply Friction Loss(tine 8)need ONLY 6e used if NOT a coltection system. NOTE:Friction Loss from the Supp(y Pipe and Pipe Fittings(Line 9.C)need ONLY be used if system is a collection system. 9.� ft + �J.� ft * �ft + �.$ ft = 14.$ ft 3. PUMP SELECTION A pump must be setected to deliver at least 28 GPM(line 1 or Line 2)with at least �5 feet of totat head. i hereby certify that i have completed this work in accordance with all applicable ordinances,rules and laws. Joseph J Olson �- 810 08/10/09 (Designer) (Signature) (License#) (Date)