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M T2OZ1- &90(2 170Zz LemovrCi/SC I here by certify that this plan, specification, RECEIVED or report was prepared by me or under my direct supervision and that I am NICET Certified. JUL 262O2 I .-e CITY OF TIGARD vi rlit n z -"1 3UILDING DIVISION Tim W McDonald Date:05/14/2021 NICET Certification No. 150393 Water-Based Systems Layout - Level III Certification Expires: June 1, 2022 AquaSAFETm Fire Safety System OFFICE COPY Hydratec Incorporated 64 Haverhill Road Route 111 Windham, NH 03087 603-434-0502 Job Name : G20 AT RIVER TERRACE-One Head Calculation (H.4) Drawing : RESIDENTIAL Location : SW ROY ROGERS RD TIGARD OR 97140 Remote Area : 1 Contract : 38816F 001 Data File : 38816F 001 River Terrace Unit G20.wx1 Date/Time : 05/12/2021 -03:20 PM Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Hydratec Incorporated Page 1 G20 AT RIVER TERRACE- One Head Calculation (H.4) Date 5/12/2021 HYDRAULIC DESIGN INFORMATION SHEET Name - G20 AT RIVER TERRACE Date - 04/26/2021 Location - TIGARD OR 97140 Building - RESIDENTIAL System No. - 1 Contractor - ALLIANCE PLUMBING Contract No. - 38816F 001 Calculated By - TIM MCDONALD Drawing No. - F100 Construction: (X) Combustible ( ) Non-Combustible Ceiling Height VARIES OCCUPANCY - RESIDENTIAL S Type of Calculation: ( )NFPA 13 Residential ( )NFPA 13R (X)NFPA 13D Y Number of Sprinklers Flowing: (X) 1 ( )2 ( )4 ( ) S ( )Other T ( )Specific Ruling Made by Date E M Listed Flow at Start Point - 17 Gpm System Type Listed Pres. at Start Point - 12 Psi (X) Wet ( ) Dry D MAXIMUM LISTED SPACING 18 x 18 ( ) Deluge ( ) PreAction E Domestic Flow Added - 0 Gpm Sprinkler or Nozzle S Additional Flow Added - Gpm Make SENJU Model RC-RES I Elevation at Highest Outlet - 128 Feet Size 7/16 K-Factor 4.9 G Note: Temperature Rating 162 N Calculation Gpm Required 17 Psi Required 54.65 At Ref Pt STR Summary C-Factor Used: Overhead 150 Underground 150 W Water Flow Test: Pump Data: Tank or Reservoir: A Date of Test - 04/09/2021 Rated Cap. Cap. T Time of Test - 8:08 AM @ Psi Elev. E Static (Psi) - 95 Elev. R Residual (Psi) - 90 Other Well Flow (Gpm) - 300 Proof Flow Gpm S Elevation - 95 P Location: STREET P L Source of Information: CONTRACTOR Y Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Water Supply Curve Hydratec Incorporated Page 2 G20 AT RIVER TERRACE - One Head Calculation (H.4) Date 5/12/2021 City Water Supply: Demand: C1 - Static Pressure : 95 D1 - Elevation : 14.292 C2 - Residual Pressure: 90 D2 - System Flow : 16.974 C2 - Residual Flow : 300 D2 - System Pressure : 54.647 Hose ( Demand ) D3 - System Demand : 16.974 Safety Margin : 40.328 150 140 130 p120 R110 E100 Cl C2 S 90 • -9 S 80 - U 70 R 60 D2 E 50 40 30 20 10 . n� r. ....I.... ....I.... . I . . . . . . . I . . . . . . . . , . . . . 50 100 150 200 250 300 350 400 450 FLOW ( NA1.85 ) Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Fittings Used Summary Hydratec Incorporated Page 3 G20 AT RIVER TERRACE -One Head Calculation (H.4) Date 5/12/2021 Fitting Legend Abbrev. Name % 3/4 1 1% 1% 2 2'/z 3 3% 4 5 6 8 10 12 14 16 18 20 24 E NFPA 13 90'Standard Elbow 1 2 2 3 4 5 6 7 8 10 12 14 18 22 27 35 40 45 50 61 G NFPA 13 Gate Valve 1 1 1 1 1 1 1 1 1 2 2 3 4 5 6 7 8 10 11 13 T NFPA 13 90'Flow thru Tee 3 4 5 6 8 10 12 15 17 20 25 30 35 50 60 71 81 91 101 121 Ucp* Aquapex Coupling 1 2 2 2 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Uel* Aquapex 90 Elbow 11 11 12 11 13 18 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Utb* Aquapex Tee-Branch 2 17 14 9 12 17 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Utr* Aquapex Tee-Run 1 2 2 4 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Units Summary Diameter Units Inches Length Units Feet Flow Units US Gallons per Minute Pressure Units Pounds per Square Inch Note: Fitting Legend provides equivalent pipe lengths for fittings types of various diameters. Equivalent lengths shown are standard for actual diameters of Sched 40 pipe and CFactors of 120 except as noted with *. The fittings marked with a * show equivalent lengths values supplied by manufacturers based on specific pipe diameters and CFactors and they require no adjustment. All values for fittings not marked with a*will be adjusted in the calculation for CFactors of other than 120 and diameters other than Sched 40 per NFPA. Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Flow Summary - NFPA Hydratec Incorporated Page 4 G20 AT RIVER TERRACE - One Head Calculation (H.4) Date 5/12/2021 SUPPLY ANALYSIS Node at Static Residual Available Source Pressure Pressure Flow Pressure Total Demand Required Pressure STR 95.0 90 300.0 94.975 16.97 54.647 NODE ANALYSIS Pressure Discharge Node Tag Elevation Node Type at Node at Node Notes H.4 128.0 4.9 12.0 16.97 0.05 324 T.34 128.0 14.71 T.33 128.0 15.96 T.32 128.0 16.27 T.53 119.0 20.65 T.60 108.0 26.61 T.57 108.0 26.81 T.56 108.0 27.93 S.1 104.0 30.18 PRV 95.0 40.46 MTR 95.0 49.77 STR 95.0 54.65 H.5 128.0 13.36 T.29 128.0 14.73 T.28 128.0 16.16 T.27 128.0 16.42 T.41 119.0 20.78 T.35 128.0 14.85 T.36 128.0 15.6 T.54 119.0 19.63 T.55 119.0 20.44 T.51 119.0 20.57 T.44 119.0 20.61 T.38 119.0 20.67 H.10 119.0 20.7 T.39 119.0 20.78 T.40 119.0 21.2 T.61 108.0 26.08 T.63 108.0 26.42 T.62 108.0 26.61 T.30 128.0 14.84 T.31 128.0 15.32 T.25 137.0 11.51 T.24 137.0 11.61 T.23 137.0 12.2 T.21 137.0 12.24 T.22 137.0 12.46 H.6 128.0 14.84 H.7 128.0 14.84 H.8 128.0 14.85 H.9 128.0 14.85 T.37 128.0 14.85 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Flow Summary - NFPA Hydratec Incorporated Page 5 G20 AT RIVER TERRACE- One Head Calculation (H.4) Date 5/12/2021 NODE ANALYSIS(cont.) Pressure Discharge Node Tag Elevation Node Type at Node at Node Notes H.2 137.0 12.21 T.26 137.0 12.22 H.3 137.0 12.24 T.20 137.0 12.26 T.19 137.0 12.34 T.18 137.0 12.34 H.1 137.0 12.25 H.12 119.0 20.51 H.13 119.0 20.57 H.11 119.0 20.71 T.46 119.0 20.75 T.42 119.0 20.77 T.45 119.0 20.64 T.43 119.0 20.78 T.64 108.0 26.44 T.65 108.0 26.44 H.16 108.0 26.47 H.17 108.0 26.49 T.66 108.0 26.51 H.15 108.0 26.55 H.14 108.0 26.44 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams . Hydratec Incorporated Page 6 G20 AT RIVER TERRACE-One Head Calculation (H.4) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf *Remote Head to Supply HA 128 4.90 8.60 0.75 Utr 2.0 15.000 150 12.000 to 2.000 0.0 T.34 128 8.6 0.671 17.000 0.1594 2.710 Vel = 7.80 T.34 128 -3.42 0.75 Utb 17.0 1.000 150 14.710 to Ucp 2.0 19.000 0.0 T.33 128 5.18 0.671 20.000 0.0624 1.248 Vel = 4.70 T.33 128 0.0 1 Utb 17.0 3.000 150 15.958 to 14.000 0.0 T.32 128 5.18 0.862 17.000 0.0184 0.313 Vel = 2.85 T.32 128 1.15 1 Utr 2.0 16.000 150 16.271 to 2.000 3.898 T.53 119 6.33 0.862 18.000 0.0267 0.480 Vel = 3.48 T.53 119 0.71 1 Utb 17.0 23.000 150 20.649 to 14.000 4.764 T.60 108 7.04 0.862 37.000 0.0325 1.201 Vel = 3.87 T.60 108 2.60 1.25 Utr 4.0 5.000 150 26.614 to 4.000 0.0 T.57 108 9.64 1.054 9.000 0.0218 0.196 Vel = 3.54 T.57 108 7.33 1.25 Utr 4.0 3.000 150 26.810 to Uel 11.0 15.000 0.0 T.56 108 16.97 1.054 18.000 0.0621 1.118 Vel = 6.24 T.56 108 0.0 1.25 T 2.44 6.000 150 27.928 to 2.440 1.732 S.1 104 16.97 1.054 8.440 0.0622 0.525 Vel = 6.24 S.1 104 0.0 1.25 6.000 150 30.185 to 9.898 ** Fixed Loss = 6 PRV 95 16.97 1.054 6.000 0.0622 0.373 Vel = 6.24 PRV 95 0.0 1.25 E 1.22 100.000 150 40.456 to G 0.407 1.627 3.000 ** Fixed Loss = 3 MTR 95 16.97 1.054 101.627 0.0621 6.313 Vel = 6.24 MTR 95 0.0 1 35.000 150 49.769 to 2.000 ** Fixed Loss =2 STR 95 16.97 0.995 35.000 0.0822 2.878 Vel = 7.00 0.0 STR 16.97 54.647 K Factor= 2.30 *New Path H.4 128 8.37 0.75 Utr 2.0 7.000 150 12.000 to 2.000 0.0 H.5 128 8.37 0.671 9.000 0.1514 1.363 Vel = 7.59 H.5 128 0.0 0.75 Utr 2.0 7.000 150 13.363 to 2.000 0.0 T.29 128 8.37 0.671 9.000 0.1514 1.363 Vel = 7.59 T.29 128 -3.39 0.75 Utb 17.0 5.742 150 14.726 to Ucp 2.0 19.000 0.0 T.28 128 4.98 0.671 24.742 0.0579 1.432 Vel = 4.52 T.28 128 0.0 1 Utb 17.0 1.000 150 16.158 to 14.000 0.0 T.27 128 4.98 0.862 15.000 0.0171 0.257 Vel = 2.74 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams Hydratec Incorporated Page 7 G20 AT RIVER TERRACE -One Head Calculation (HA) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****''* Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf T.27 128 1.94 1 Utr 2.0 13.000 150 16.415 to 2.000 3.898 T.41 119 6.92 0.862 15.000 0.0315 0.472 Vel = 3.80 T.41 119 0.42 1 Utb 17.0 22.000 150 20.785 to 14.000 4.764 T.57 108 7.34 0.862 36.000 0.0350 1.261 Vel = 4.04 0.0 T.57 7.34 26.810 K Factor= 1.42 *New Path T.34 128 3.42 0.75 Utr 2.0 3.000 150 14.710 to 2.000 0.0 T.35 128 3.42 0.671 5.000 0.0288 0.144 Vel = 3.10 T.35 128 0.30 0.75 Ucp 2.0 3.192 150 14.854 to Utb 17.0 19.000 0.0 T.36 128 3.72 0.671 22.192 0.0338 0.751 Vel = 3.38 T.36 128 0.0 1 12.662 150 15.605 to 3.898 T.54 119 3.72 0.862 12.662 0.0100 0.126 Vel = 2.05 T.54 119 0.0 0.75 Utb 17.0 5.023 150 19.629 to Ucp 2.0 19.000 0.0 T.55 119 3.72 0.671 24.023 0.0338 0.812 Vel = 3.38 T.55 119 -1.40 0.75 Utr 2.0 7.000 150 20.441 to 2.000 0.0 T.51 119 2.32 0.671 9.000 0.0141 0.127 Vel = 2.10 T.51 119 0.0 0.75 Utr 2.0 1.000 150 20.568 to 2.000 0.0 T.44 119 2.32 0.671 3.000 0.0140 0.042 Vel = 2.10 T.44 119 -0.71 0.75 Utr 2.0 6.000 150 20.610 to 2.000 0.0 T.38 119 1.61 0.671 8.000 0.0071 0.057 Vel = 1.46 T.38 119 0.0 0.75 Utr 2.0 3.000 150 20.667 to 2.000 0.0 H.10 119 1.61 0.671 5.000 0.0072 0.036 Vel = 1.46 H.10 119 0.0 0.75 Utr 2.0 9.000 150 20.703 to 2.000 0.0 T.39 119 1.61 0.671 11.000 0.0072 0.079 Vel = 1.46 T.39 119 0.99 0.75 Ucp 2.0 4.911 150 20.782 to Utb 17.0 19.000 0.0 T.40 119 2.6 0.671 23.911 0.0174 0.416 Vel = 2.36 T.40 119 0.0 1 22.000 150 21.198 to 4.764 T.61 108 2.6 0.862 22.000 0.0052 0.114 Vel = 1.43 T.61 108 0.0 0.75 Utb 17.0 1.000 150 26.076 to Ucp 2.0 19.000 0.0 T.63 108 2.6 0.671 20.000 0.0174 0.348 Vel = 2.36 T.63 108 -0.92 0.75 Utb 17.0 7.000 150 26.424 to 17.000 0.0 T.62 108 1.68 0.671 24.000 0.0078 0.186 Vel = 1.52 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 • Final Calculations : Hazen-Williams Hydratec Incorporated Page 8 G20 AT RIVER TERRACE-One Head Calculation (H.4) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf T.62 108 0.92 1.25 2.000 150 26.610 to 0.0 T.60 108 2.6 1.054 2.000 0.0020 0.004 Vel = 0.96 0.0 T.60 2.60 26.614 K Factor= 0.50 *New Path T.29 128 3.39 0.75 Utr 2.0 2.000 150 14.726 to 2.000 0.0 T.30 128 3.39 0.671 4.000 0.0285 0.114 Vel = 3.08 T.30 128 -0.30 0.75 Ucp 2.0 1.000 150 14.840 to Utb 17.0 19.000 0.0 T.31 128 3.09 0.671 20.000 0.0240 0.480 Vel = 2.80 T.31 128 0.0 1 13.000 150 15.320 to -3.898 T.25 137 3.09 0.862 13.000 0.0071 0.092 Vel = 1.70 T.25 137 0.0 1 Uel 11.0 1.000 150 11.514 to 12.000 0.0 T.24 137 3.09 0.862 13.000 0.0071 0.092 Vel = 1.70 T.24 137 0.0 0.75 Ucp 2.0 5.791 150 11.606 to Utb 17.0 19.000 0.0 T.23 137 3.09 0.671 24.791 0.0240 0.596 Vel = 2.80 T.23 137 -0.77 0.75 Utr 2.0 1.000 150 12.202 to 2.000 0.0 T.21 137 2.32 0.671 3.000 0.0140 0.042 Vel = 2.10 T.21 137 -0.37 0.75 Utb 17.0 4.473 150 12.244 to 17.000 0.0 T.22 137 1.95 0.671 21.473 0.0102 0.219 Vel = 1.77 T.22 137 0.0 1 Utr 2.0 15.925 150 12.463 to 2.000 3.898 T.27 128 1.95 0.862 17.925 0.0030 0.054 Vel = 1.07 0.0 T.27 1.95 16.415 K Factor= 0.48 *New Path T.30 128 0.30 0.75 Utr 2.0 1.000 150 14.840 to 2.000 0.0 H.6 128 0.3 0.671 3.000 0.0003 0.001 Vel = 0.27 H.6 128 0.0 0.75 Utr 2.0 7.000 150 14.841 to 2.000 0.0 H.7 128 0.3 0.671 9.000 0.0003 0.003 Vel = 0.27 H.7 128 0.0 0.75 Utr 2.0 13.000 150 14.844 to 2.000 0.0 H.8 128 0.3 0.671 15.000 0.0003 0.004 Vel = 0.27 H.8 128 0.0 0.75 5.000 150 14.848 to 0.0 H.9 128 0.3 0.671 5.000 0.0004 0.002 Vel = 0.27 H.9 128 0.0 0.75 Utr 2.0 9.000 150 14.850 to 2.000 0.0 T.37 128 0.3 0.671 11.000 0.0004 0.004 Vel = 0.27 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams Hydratec Incorporated Page 9 G20 AT RIVER TERRACE- One Head Calculation (H.4) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf T.37 128 0.0 0.75 Utr 2.0 1.000 150 14.854 to 2.000 0.0 T.35 128 0.3 0.671 3.000 0 0.0 Vel = 0.27 0.0 T.35 0.30 14.854 K Factor= 0.08 *New Path T.23 137 0.77 0.75 Utr 2.0 2.000 150 12.202 to 2.000 0.0 H.2 137 0.77 0.671 4.000 0.0018 0.007 Vel = 0.70 H.2 137 0.0 0.75 Utr 2.0 6.000 150 12.209 to 2.000 0.0 T.26 137 0.77 0.671 8.000 0.0019 0.015 Vel = 0.70 T.26 137 0.0 0.75 7.000 150 12.224 to 0.0 H.3 137 0.77 0.671 7.000 0.0017 0.012 Vel = 0.70 H.3 137 0.0 0.75 Utr 2.0 10.000 150 12.236 to 2.000 0.0 T.20 137 0.77 0.671 12.000 0.0018 0.022 Vel = 0.70 T.20 137 0.38 0.75 Utb 17.0 1.000 150 12.258 to Ucp 2.0 19.000 0.0 T.19 137 1.15 0.671 20.000 0.0038 0.077 Vel = 1.04 T.19 137 0.0 1 6.000 150 12.335 to 0.0 T.18 137 1.15 0.862 6.000 0.0012 0.007 Vel = 0.63 T.18 137 0.0 1 Utr 2.0 14.000 150 12.342 to Uel 11.0 14.000 3.898 T.32 128 1.15 0.862 28.000 0.0011 0.031 Vel = 0.63 0.0 T.32 1.15 16.271 K Factor= 0.29 *New Path T.21 137 0.38 0.75 Utr 2.0 16.000 150 12.244 to 2.000 0.0 H.1 137 0.38 0.671 18.000 0.0005 0.009 Vel = 0.34 H.1 137 0.0 0.75 Utr 2.0 9.000 150 12.253 to 2.000 0.0 T.20 137 0.38 0.671 11.000 0.0005 0.005 Vel = 0.34 0.0 T.20 0.38 12.258 K Factor= 0.11 *New Path T.55 119 1.40 0.75 Utr 2.0 11.000 150 20.441 to 2.000 0.0 H.12 119 1.4 0.671 13.000 0.0056 0.073 Vel = 1.27 H.12 119 0.0 0.75 10.000 150 20.514 to 0.0 H.13 119 1.4 0.671 10.000 0.0055 0.055 Vel = 1.27 H.13 119 0.0 0.75 Utr 2.0 24.000 150 20.569 to 2.000 0.0 H.11 119 1.4 0.671 26.000 0.0056 0.145 Vel = 1.27 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams , Hydratec Incorporated Page 10 G20 AT RIVER TERRACE - One Head Calculation (H.4) Date 5/12/2021 Nadel Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf H.11 119 0.0 0.75 Utr 2.0 5.000 150 20.714 to 2.000 0.0 T.46 119 1.4 0.671 7.000 0.0056 0.039 Vel = 1.27 T.46 119 0.0 0.75 Utr 2.0 1.000 150 20.753 to 2.000 0.0 T.42 119 1.4 0.671 3.000 0.0057 0.017 Vel = 1.27 T.42 119 -0.41 0.75 Utr 2.0 2.000 150 20.770 to 2.000 0.0 T.39 119 0.99 0.671 4.000 0.0030 0.012 Vel = 0.90 0.0 T.39 0.99 20.782 K Factor= 0.22 *New Path T.44 119 0.71 0.75 Ucp 2.0 1.000 150 20.610 to Utb 17.0 19.000 0.0 T.45 119 0.71 0.671 20.000 0.0016 0.031 Vel = 0.64 T.45 119 0.0 1 Utb 17.0 4.000 150 20.641 to 14.000 0.0 T.53 119 0.71 0.862 18.000 0.0004 0.008 Vel = 0.39 0.0 T.53 0.71 20.649 K Factor= 0.16 *New Path T.42 119 0.41 0.75 Ucp 2.0 1.000 150 20.770 to Utb 17.0 19.000 0.0 T.43 119 0.41 0.671 20.000 0.0006 0.012 Vel = 0.37 T.43 119 0.0 1 Utb 17.0 3.000 150 20.782 to 14.000 0.0 T.41 119 0.41 0.862 17.000 0.0002 0.003 Vel = 0.23 0.0 T.41 0.41 20.785 K Factor= 0.09 *New Path T.63 108 0.92 0.75 Utr 2.0 3.000 150 26.424 to 2.000 0.0 T.64 108 0.92 0.671 5.000 0.0026 0.013 Vel = 0.83 T.64 108 -0.20 0.75 Utr 2.0 2.000 150 26.437 to 2.000 0.0 T.65 108 0.72 0.671 4.000 0.0015 0.006 Vel = 0.65 T.65 108 0.20 0.75 Utr 2.0 7.000 150 26.443 to 2.000 0.0 H.16 108 0.92 0.671 9.000 0.0026 0.023 Vel = 0.83 H.16 108 0.0 0.75 Utr 2.0 7.000 150 26.466 to 2.000 0.0 H.17 108 0.92 0.671 9.000 0.0027 0.024 Vel = 0.83 H.17 108 0.0 0.75 8.000 150 26.490 to 0.0 T.66 108 0.92 0.671 8.000 0.0025 0.020 Vel = 0.83 T.66 108 0.0 0.75 Utr 2.0 13.000 150 26.510 to 2.000 0.0 H.15 108 0.92 0.671 15.000 0.0025 0.038 Vel = 0.83 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams Hydratec Incorporated Page 11 G20 AT RIVER TERRACE-One Head Calculation (H.4) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf H.15 108 0.0 0.75 Utb 17.0 5.000 150 26.548 to Utr 2.0 19.000 0.0 T.62 108 0.92 0.671 24.000 0.0026 0.062 Vel = 0.83 0.0 T.62 0.92 26.610 K Factor= 0.18 *New Path T.64 108 0.20 0.75 Utb 17.0 3.000 150 26.437 to Utr 2.0 19.000 0.0 H.14 108 0.2 0.671 22.000 0.0001 0.003 Vel = 0.18 H.14 108 0.0 0.75 Utb 17.0 3.000 150 26.440 to 17.000 0.0 T.65 108 0.2 0.671 20.000 0.0002 0.003 Vel = 0.18 0.0 T.65 0.20 26.443 K Factor= 0.04 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 yr I here by certify that this plan, specification, or report was prepared by me or under my RECEIVE direct supervision and that I am NICET 1`! ED Certified. • JUL ? 6 EL I .trn77 1)'-epu•C�� CITY OF TIGARD Tim W McDonald Date: 05/14/2021 NICET No. 15033 3UILDING DIVISION W ter-Ba edcation Systems Layou9- Level III Certification Expires: June 1, 2022 1111 AquaSAFETM Fire Safety System OFFICE COP/ Hydratec Incorporated 64 Haverhill Road Route 111 Windham, NH 03087 603-434-0502 Job Name : G20 AT RIVER TERRACE-Two Head Calculation (H.3&H.2) Drawing : RESIDENTIAL Location : SW ROY ROGERS RD TIGARD OR 97140 Remote Area : 1 Contract : 38816F 001 Data File : 38816F 001 River Terrace Unit G20.wx2 Date/Time : 05/12/2021 -03:19 PM Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Hydratec Incorporated Page 1 G20 AT RIVER TERRACE-Two Head Calculation (H.3 & H.2) Date 5/12/2021 HYDRAULIC DESIGN INFORMATION SHEET Name - G20 AT RIVER TERRACE Date - 04/26/2021 Location - TIGARD OR 97140 Building - RESIDENTIAL System No. - 1 Contractor - ALLIANCE PLUMBING Contract No. - 38816F 001 Calculated By - TIM MCDONALD Drawing No. - F100 Construction: (X) Combustible ( ) Non-Combustible Ceiling Height VARIES OCCUPANCY - RESIDENTIAL S Type of Calculation: ( )NFPA 13 Residential ( )NFPA 13R (X)NFPA 13D Y Number of Sprinklers Flowing: ( ) 1 (X)2 ( )4 ( ) S ( )Other T ( )Specific Ruling Made by Date E M Listed Flow at Start Point - 13 Gpm System Type Listed Pres. at Start Point - 7.04 Psi (X) Wet ( ) Dry D MAXIMUM LISTED SPACING 16 x 16 ( ) Deluge ( ) PreAction E Domestic Flow Added - 0 Gpm Sprinkler or Nozzle S Additional Flow Added - Gpm Make SENJU Model RC-RES I Elevation at Highest Outlet - 137 Feet Size 7/16 K-Factor 4.9 G Note: Temperature Rating 162 N Calculation Gpm Required 26.2469 Psi Required 74.02 At Ref Pt STR Summary C-Factor Used: Overhead 150 Underground 150 W Water Flow Test: Pump Data: Tank or Reservoir: A Date of Test - 04/09/2021 Rated Cap. Cap. T Time of Test - 8:08 AM @ Psi Elev. E Static (Psi) - 95 Elev. R Residual (Psi) - 90 Other Well Flow (Gpm) - 300 Proof Flow Gpm S Elevation - 95 P Location: STREET P L Source of Information: CONTRACTOR Y Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Water Supply Curve Hydratec Incorporated Page 2 G20 AT RIVER TERRACE -Two Head Calculation (H.3 & H.2) Date 5/12/2021 City Water Supply: Demand: C1 - Static Pressure : 95 D1 - Elevation : 18.190 C2 - Residual Pressure: 90 D2 - System Flow : 26.247 C2 - Residual Flow : 300 D2 - System Pressure : 74.018 Hose ( Demand ) D3 - System Demand : 26.247 Safety Margin : 20.927 150 140 130 p120 R 110 E 100 Cl C2 S 90 — S 80 U2 p U 70 R60 E 50 - r 40 30 20 o D1 10 50 100 150 200 250 300 350 400 450 FLOW ( NA1.85 ) Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Fittings Used Summary Hydratec Incorporated Page 3 G20 AT RIVER TERRACE -Two Head Calculation (H.3 & H.2) Date 5/12/2021 Fitting Legend Abbrev. Name '/z 3/. 1 1% 1% 2 2% 3 3% 4 5 6 8 10 12 14 16 18 20 24 E NFPA 13 90'Standard Elbow 1 2 2 3 4 5 6 7 8 10 12 14 18 22 27 35 40 45 50 61 G NFPA 13 Gate Valve 1 1 1 1 1 1 1 1 1 2 2 3 4 5 6 7 8 10 11 13 T NFPA 13 90'Flow thru Tee 3 4 5 6 8 10 12 15 17 20 25 30 35 50 60 71 81 91 101 121 Ucp* Aquapex Coupling 1 2 2 2 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Uel* Aquapex 90 Elbow 11 11 12 11 13 18 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Utb* Aquapex Tee-Branch 2 17 14 9 12 17 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Utr* Aquapex Tee-Run 1 2 2 4 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Units Summary Diameter Units Inches Length Units Feet Flow Units US Gallons per Minute Pressure Units Pounds per Square Inch Note: Fitting Legend provides equivalent pipe lengths for fittings types of various diameters. Equivalent lengths shown are standard for actual diameters of Sched 40 pipe and CFactors of 120 except as noted with *. The fittings marked with a * show equivalent lengths values supplied by manufacturers based on specific pipe diameters and CFactors and they require no adjustment. All values for fittings not marked with a *will be adjusted in the calculation for CFactors of other than 120 and diameters other than Sched 40 per NFPA. Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Flow Summary - NFPA Hydratec Incorporated Page 4 G20 AT RIVER TERRACE-Two Head Calculation (H.3& H.2) Date 5/12/2021 SUPPLY ANALYSIS Node at Static Residual Available Source Pressure Pressure Flow Pressure Total Demand Required Pressure STR 95.0 90 300.0 94.945 26.25 74.018 NODE ANALYSIS Pressure Discharge Node Tag Elevation Node Type at Node at Node Notes H.3 137.0 4.9 7.04 13.0 0.05 256 T.20 137.0 9.74 T.19 137.0 13.54 T.18 137.0 13.87 T.32 128.0 19.34 T.53 119.0 24.5 T.60 108.0 31.86 T.57 108.0 32.29 T.56 108.0 34.79 S.1 104.0 37.7 PRV 95.0 48.43 MTR 95.0 65.57 STR 95.0 74.02 T.26 137.0 7.16 H.2 137.0 4.9 7.31 13.25 0.05 256 T.23 137.0 9.29 T.24 137.0 11.86 T.25 137.0 12.26 T.31 128.0 16.56 T.30 128.0 18.64 T.29 128.0 18.84 T.28 128.0 19.23 T.27 128.0 19.3 T.41 119.0 24.6 T.21 137.0 9.81 T.22 137.0 14.3 H.1 137.0 9.77 H.6 128.0 18.68 H.7 128.0 18.8 H.8 128.0 19.0 H.9 128.0 19.06 T.37 128.0 19.21 T.35 128.0 19.25 T.36 128.0 19.8 T.54 119.0 23.79 T.55 119.0 24.38 T.51 119.0 24.47 T.44 119.0 24.5 T.38 119.0 24.57 H.10 119.0 24.61 T.39 119.0 24.71 T.40 119.0 25.64 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Flow Summary - NFPA Hydratec Incorporated Page 5 G20 AT RIVER TERRACE-Two Head Calculation (H.3 & H.2) Date 5/12/2021 NODE ANALYSIS(cont.) Pressure Discharge Node Tag Elevation Node Type at Node at Node Notes T.61 108.0 30.66 T.63 108.0 31.44 T.62 108.0 31.85 H.5 128.0 18.94 H.4 128.0 19.04 T.34 128.0 19.24 T.33 128.0 19.32 H.12 119.0 24.45 H.13 119.0 24.49 H.11 119.0 24.62 T.46 119.0 24.65 T.42 119.0 24.66 T.45 119.0 24.5 T.43 119.0 24.61 T.64 108.0 31.46 T.65 108.0 31.48 H.16 108.0 31.53 H.17 108.0 31.58 T.66 108.0 31.63 H.15 108.0 31.71 H.14 108.0 31.47 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 a) Final Calculations : Hazen-Williams Hydratec Incorporated Page 6 G20 AT RIVER TERRACE-Two Head Calculation (H.3 & H.2) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf *Remote Head to Supply H.3 137 4.90 10.37 0.75 Utr 2.0 10.000 150 7.040 to 2.000 0.0 T.20 137 10.37 0.671 12.000 0.2251 2.701 Vel = 9.41 T.20 137 -0.91 0.75 Utb 17.0 1.000 150 9.741 to Ucp 2.0 19.000 0.0 T.19 137 9.46 0.671 20.000 0.1899 3.797 Vel = 8.58 T.19 137 0.0 1 6.000 150 13.538 to 0.0 T.18 137 9.46 0.862 6.000 0.0560 0.336 Vel = 5.20 T.18 137 0.0 1 Utr 2.0 14.000 150 13.874 to Uel 11.0 14.000 3.898 T.32 128 9.46 0.862 28.000 0.0561 1.570 Vel = 5.20 T.32 128 1.19 1 Utr 2.0 16.000 150 19.342 to 2.000 3.898 T.53 119 10.65 0.862 18.000 0.0698 1.257 Vel = 5.85 T.53 119 0.03 1 Utb 17.0 23.000 150 24.497 to 14.000 4.764 T.60 108 10.68 0.862 37.000 0.0702 2.599 Vel = 5.87 T.60 108 4.02 1.25 Utr 4.0 5.000 150 31.860 to 4.000 0.0 T.57 108 14.7 1.054 9.000 0.0476 0.428 Vel = 5.41 T.57 108 11.55 1.25 Utr 4.0 3.000 150 32.288 to Uel 11.0 15.000 0.0 T.56 108 26.25 1.054 18.000 0.1391 2.504 Vel = 9.65 T.56 108 0.0 1.25 T 2.44 6.000 150 34.792 to 2.440 1.732 S.1 104 26.25 1.054 8.440 0.1392 1.175 Vel = 9.65 S.1 104 0.0 1.25 6.000 150 37.699 to 9.898 ** Fixed Loss = 6 PRV 95 26.25 1.054 6.000 0.1392 0.835 Vel = 9.65 PRV 95 0.0 1.25 E 1.22 100.000 150 48.432 to G 0.407 1.627 3.000 * * Fixed Loss = 3 MTR 95 26.25 1.054 101.627 0.1391 14.140 Vel = 9.65 MTR 95 0.0 1 35.000 150 65.572 to 2.000 ** Fixed Loss = 2 STR 95 26.25 0.995 35.000 0.1842 6.446 Vel = 10.83 0.0 STR 26.25 74.018 K Factor= 3.05 *New Path H.3 137 2.63 0.75 7.000 150 7.040 to 0.0 T.26 137 2.63 0.671 7.000 0.0179 0.125 Vel = 2.39 T.26 137 0.0 0.75 Utr 2.0 6.000 150 7.165 to 2.000 0.0 H.2 137 2.63 0.671 8.000 0.0177 0.142 Vel = 2.39 H.2 137 4.90 13.25 0.75 Utr 2.0 2.000 150 7.307 to 2.000 0.0 T.23 137 15.88 0.671 4.000 0.4952 1.981 Vel = 14.41 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams . Hydratec Incorporated Page 7 G20 AT RIVER TERRACE -Two Head Calculation (H.3 & H.2) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf T.23 137 -9.05 0.75 Ucp 2.0 5.791 150 9.288 to Utb 17.0 19.000 0.0 T.24 137 6.83 0.671 24.791 0.1039 2.576 Vel = 6.20 T.24 137 0.0 1 Uel 11.0 1.000 150 11.864 to 12.000 0.0 T.25 137 6.83 0.862 13.000 0.0306 0.398 Vel = 3.75 T.25 137 0.0 1 13.000 150 12.262 to 3.898 T.31 128 6.83 0.862 13.000 0.0307 0.399 Vel = 3.75 T.31 128 0.0 0.75 Ucp 2.0 1.000 150 16.559 to Utb 17.0 19.000 0.0 T.30 128 6.83 0.671 20.000 0.1039 2.078 Vel = 6.20 T.30 128 -2.25 0.75 Utr 2.0 2.000 150 18.637 to 2.000 0.0 T.29 128 4.58 0.671 4.000 0.0495 0.198 Vel = 4.16 T.29 128 -2.09 0.75 Utb 17.0 5.742 150 18.835 to Ucp 2.0 19.000 0.0 T.28 128 2.49 0.671 24.742 0.0161 0.399 Vel = 2.26 T.28 128 0.0 1 Utb 17.0 1.000 150 19.234 to 14.000 0.0 T.27 128 2.49 0.862 15.000 0.0047 0.071 Vel = 1.37 T.27 128 9.96 1 Utr 2.0 13.000 150 19.305 to 2.000 3.898 T.41 119 12.45 0.862 15.000 0.0933 1.399 Vel = 6.84 T.41 119 -0.90 1 Utb 17.0 22.000 150 24.602 to 14.000 4.764 T.57 108 11.55 0.862 36.000 0.0812 2.922 Vel = 6.35 0.0 T.57 11.55 32.288 K Factor= 2.03 *New Path T.23 137 9.05 0.75 Utr 2.0 1.000 150 9.288 to 2.000 0.0 T.21 137 9.05 0.671 3.000 0.1750 0.525 Vel = 8.21 T.21 137 0.91 0.75 Utb 17.0 4.473 150 9.813 to 17.000 0.0 T.22 137 9.96 0.671 21.473 0.2090 4.488 Vel = 9.04 T.22 137 0.0 1 Utr 2.0 15.925 150 14.301 to 2.000 3.898 T.27 128 9.96 0.862 17.925 0.0617 1.106 Vel = 5.48 0.0 T.27 9.96 19.305 K Factor= 2.27 *New Path T.20 137 0.91 0.75 Utr 2.0 9.000 150 9.741 to 2.000 0.0 H.1 137 0.91 0.671 11.000 0.0025 0.027 Vel = 0.83 H.1 137 0.0 0.75 Utr 2.0 16.000 150 9.768 to 2.000 0.0 T.21 137 0.91 0.671 18.000 0.0025 0.045 Vel = 0.83 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams Hydratec Incorporated Page 8 G20 AT RIVER TERRACE-Two Head Calculation (H.3 & H.2) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf 0.0 T.21 0.91 9.813 K Factor= 0.29 *New Path T.30 128 2.25 0.75 Utr 2.0 1.000 150 18.637 to 2.000 0.0 H.6 128 2.25 0.671 3.000 0.0133 0.040 Vel = 2.04 H.6 128 0.0 0.75 Utr 2.0 7.000 150 18.677 to 2.000 0.0 H.7 128 2.25 0.671 9.000 0.0133 0.120 Vel = 2.04 H.7 128 0.0 0.75 Utr 2.0 13.000 150 18.797 to 2.000 0.0 H.8 128 2.25 0.671 15.000 0.0134 0.201 Vel = 2.04 H.8 128 0.0 0.75 5.000 150 18.998 to 0.0 H.9 128 2.25 0.671 5.000 0.0132 0.066 Vel = 2.04 H.9 128 0.0 0.75 Utr 2.0 9.000 150 19.064 to 2.000 0.0 T.37 128 2.25 0.671 11.000 0.0134 0.147 Vel = 2.04 T.37 128 0.0 0.75 Utr 2.0 1.000 150 19.211 to 2.000 0.0 T.35 128 2.25 0.671 3.000 0.0133 0.040 Vel = 2.04 T.35 128 0.89 0.75 Ucp 2.0 3.192 150 19.251 to Utb 17.0 19.000 0.0 T.36 128 3.14 0.671 22.192 0.0247 0.549 Vel = 2.85 T.36 128 0.0 1 12.662 150 19.800 to 3.898 T.54 119 3.14 0.862 12.662 0.0073 0.092 Vel = 1.73 T.54 119 0.0 0.75 Utb 17.0 5.023 150 23.790 to Ucp 2.0 19.000 0.0 T.55 119 3.14 0.671 24.023 0.0248 0.595 Vel = 2.85 T.55 119 -1.28 0.75 Utr 2.0 7.000 150 24.385 to 2.000 0.0 T.51 119 1.86 0.671 9.000 0.0093 0.084 Vel = 1.69 T.51 119 0.0 0.75 Utr 2.0 1.000 150 24.469 to 2.000 0.0 T.44 119 1.86 0.671 3.000 0.0093 0.028 Vel = 1.69 T.44 119 -0.04 0.75 Utr 2.0 6.000 150 24.497 to 2.000 0.0 T.38 119 1.82 0.671 8.000 0.0090 0.072 Vel = 1.65 T.38 119 0.0 0.75 Utr 2.0 3.000 150 24.569 to 2.000 0.0 H.10 119 1.82 0.671 5.000 0.0090 0.045 Vel = 1.65 H.10 119 0.0 0.75 Utr 2.0 9.000 150 24.614 to 2.000 0.0 T.39 119 1.82 0.671 11.000 0.0091 0.100 Vel = 1.65 T.39 119 2.19 0.75 Ucp 2.0 4.911 150 24.714 to Utb 17.0 19.000 0.0 T.40 119 4.01 0.671 23.911 0.0389 0.929 Vel = 3.64 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams . Hydratec Incorporated Page 9 G20 AT RIVER TERRACE-Two Head Calculation (H.3 & H.2) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes *****" Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf T.40 119 0.0 1 22.000 150 25.643 to 4.764 T.61 108 4.01 0.862 22.000 0.0115 0.253 Vel = 2.20 T.61 108 0.0 0.75 Utb 17.0 1.000 150 30.660 to Ucp 2.0 19.000 0.0 T.63 108 4.01 0.671 20.000 0.0388 0.777 Vel = 3.64 T.63 108 -1.42 0.75 Utb 17.0 7.000 150 31.437 to 17.000 0.0 T.62 108 2.59 0.671 24.000 0.0172 0.414 Vel = 2.35 T.62 108 1.42 1.25 2.000 150 31.851 to 0.0 T.60 108 4.01 1.054 2.000 0.0045 0.009 Vel = 1.47 0.0 T.60 4.01 31.860 K Factor= 0.71 *New Path T.29 128 2.08 0.75 Utr 2.0 7.000 150 18.835 to 2.000 0.0 H.5 128 2.08 0.671 9.000 0.0116 0.104 Vel = 1.89 H.5 128 0.0 0.75 Utr 2.0 7.000 150 18.939 to 2.000 0.0 H.4 128 2.08 0.671 9.000 0.0116 0.104 Vel = 1.89 H.4 128 0.0 0.75 Utr 2.0 15.000 150 19.043 to 2.000 0.0 T.34 128 2.08 0.671 17.000 0.0115 0.196 Vel = 1.89 T.34 128 -0.89 0.75 Utb 17.0 1.000 150 19.239 to Ucp 2.0 19.000 0.0 T.33 128 1.19 0.671 20.000 0.0042 0.083 Vel = 1.08 T.33 128 0.0 1 Utb 17.0 3.000 150 19.322 to 14.000 0.0 T.32 128 1.19 0.862 17.000 0.0012 0.020 Vel = 0.65 0.0 T.32 1.19 19.342 K Factor= 0.27 *New Path T.34 128 0.89 0.75 Utr 2.0 3.000 150 19.239 to 2.000 0.0 T.35 128 0.89 0.671 5.000 0.0024 0.012 Vel = 0.81 0.0 T.35 0.89 19.251 K Factor= 0.20 *New Path T.55 119 1.28 0.75 Utr 2.0 11.000 150 24.385 to 2.000 0.0 H.12 119 1.28 0.671 13.000 0.0047 0.061 Vel = 1.16 H.12 119 0.0 0.75 10.000 150 24.446 to 0.0 H.13 119 1.28 0.671 10.000 0.0047 0.047 Vel = 1.16 H.13 119 0.0 0.75 Utr 2.0 24.000 150 24.493 to 2.000 0.0 H.11 119 1.28 0.671 26.000 0.0047 0.123 Vel = 1.16 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams , Hydratec Incorporated Page 10 G20 AT RIVER TERRACE -Two Head Calculation (H.3 & H.2) Date 5/12/2021 Node1 Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf H.11 119 0.0 0.75 Utr 2.0 5.000 150 24.616 to 2.000 0.0 T.46 119 1.28 0.671 7.000 0.0047 0.033 Vel = 1.16 T.46 119 0.0 0.75 Utr 2.0 1.000 150 24.649 to 2.000 0.0 T.42 119 1.28 0.671 3.000 0.0050 0.015 Vel = 1.16 T.42 119 0.91 0.75 Utr 2.0 2.000 150 24.664 to 2.000 0.0 T.39 119 2.19 0.671 4.000 0.0125 0.050 Vel = 1.99 0.0 T.39 2.19 24.714 K Factor= 0.44 *New Path T.44 119 0.03 0.75 Ucp 2.0 1.000 150 24.497 to Utb 17.0 19.000 0.0 T.45 119 0.03 0.671 20.000 0 0.0 Vel = 0.03 T.45 119 0.0 1 Utb 17.0 4.000 150 24.497 to 14.000 0.0 T.53 119 0.03 0.862 18.000 0 0.0 Vel = 0.02 0.0 T.53 0.03 24.497 K Factor= 0.01 *New Path T.41 119 0.90 1 Utb 17.0 3.000 150 24.602 to 14.000 0.0 T.43 119 0.9 0.862 17.000 0.0007 0.012 Vel = 0.49 T.43 119 0.0 0.75 Ucp 2.0 1.000 150 24.614 to Utb 17.0 19.000 0.0 T.42 119 0.9 0.671 20.000 0.0025 0.050 Vel = 0.82 0.0 T.42 0.90 24.664 K Factor= 0.18 *New Path T.63 108 1.42 0.75 Utr 2.0 3.000 150 31.437 to 2.000 0.0 T.64 108 1.42 0.671 5.000 0.0056 0.028 Vel = 1.29 T.64 108 -0.31 0.75 Utr 2.0 2.000 150 31.465 to 2.000 0.0 T.65 108 1.11 0.671 4.000 0.0038 0.015 Vel = 1.01 T.65 108 0.31 0.75 Utr 2.0 7.000 150 31.480 to 2.000 0.0 H.16 108 1.42 0.671 9.000 0.0057 0.051 Vel = 1.29 H.16 108 0.0 0.75 Utr 2.0 7.000 150 31.531 to 2.000 0.0 H.17 108 1.42 0.671 9.000 0.0058 0.052 Vel = 1.29 H.17 108 0.0 0.75 8.000 150 31.583 to 0.0 T.66 108 1.42 0.671 8.000 0.0056 0.045 Vel = 1.29 T.66 108 0.0 0.75 Utr 2.0 13.000 150 31.628 to 2.000 0.0 H.15 108 1.42 0.671 15.000 0.0057 0.086 Vel = 1.29 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087 Final Calculations : Hazen-Williams Hydratec Incorporated Page 11 G20 AT RIVER TERRACE -Two Head Calculation (H.3 & H.2) Date 5/12/2021 Nodal Elev1 K Qa Nom Fitting Pipe CFact Pt to or Ftngs Pe ******* Notes ****** Node2 Elev2 Fact Qt Act Eqiv Len Total Pf/Ft Pf H.15 108 0.0 0.75 Utb 17.0 5.000 150 31.714 to Utr 2.0 19.000 0.0 T.62 108 1.42 0.671 24.000 0.0057 0.137 Vel = 1.29 0.0 T.62 1.42 31.851 K Factor= 0.25 *New Path T.64 108 0.31 0.75 Utb 17.0 3.000 150 31.465 to Utr 2.0 19.000 0.0 H.14 108 0.31 0.671 22.000 0.0004 0.008 Vel = 0.28 H.14 108 0.0 0.75 Utb 17.0 3.000 150 31.473 to 17.000 0.0 T.65 108 0.31 0.671 20.000 0.0004 0.007 Vel = 0.28 0.0 T.65 0.31 31.480 K Factor= 0.06 Computer Programs by Hydratec Inc. Route 111 Windham N.H. USA 03087