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Tahoma xtra loop Bld C.rdfDATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 1 , RESIDENTIAL SPRINKLER SYSTEM HYDRAULICS CALCULATION REPORT FOR Tahoma Terra Bld C Yelm 14301 Tahoma Blvd Se Date: 5/20/2022 File No: Data File Name: Tahoma xtra loop Bld C.rdf SPRINKLER SPACING 324.0 sq. ft./spklr.(max) Max. Dist. Bet. Spklrs: 18.0 ft. Min. Dist. Bet. Spklrs: 8.0 Max. Dist. Spklr. to Wall: 9.0 ft. SPRINKLER SPECIFICATIONS Mfr: Reliable Descr: RA0616 RFC49 Fl Conc .Pend.(18x18) K=4.90 Calculated K Factor for Arm-Overs & Drops: 1.0 ft. x 1.101 in. Drop: K=4.84 (Incl. 1 Tee) 0.0 ft. x 1.101 in. Arm-Over: K=4.82 (Incl. 1 Tee & 1 Ell) PIPE SPECIFICATIONS Type: CPVC S-40 HWC: 150 WATER SUPPLY Source: Public Test Date: By: Static: 52.0 psi Resid: 49.0 psi Flow:1160.0 gpm Public Main Size: 8 in Domestic Demand: 0.0 gpm at node number 0 SPRINKLER DEMAND No.Spklrs. Min Spklr. Press. Node Total Avail. Req'd Flowing Flow (psi) No. Flow Press. Press. 1 17.0 12.3 2 17.0 52.0 33.3 3 17.0 12.3 2 51.6 52.0 50.5 REVIEWING AUTHORITY City of Yelm DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 2 WATER SUPPLY CURVE 0 0.0 8 6.0 16 12.0 24 18.0 32 24.0 40 30.0 48 36.0 56 42.0 64 48.0 72 54.0 80 60.0 P R E S S U R E ( P S I ) Static = 52.0 psi, Residual = 49.0 psi @ 1160 gpm (1 sprinkler flowing) (3 sprinklers flowing) A = Available Water Supply 52.0 psi @ 17.0 gpm A B = Required Water Supply 33.3 psi @ 17.0 gpm B C = Available Water Supply 52.0 psi @ 51.6 gpm C D = Required Water Supply 50.5 psi @ 51.6 gpm D FLOW (GPM) DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 3 RESULTS OF ANALYSIS NFPA NODE & PIPE DATA 1 Sprinkler Flowing Node Tag Elevation Node Type Pressure Discharge Notes (FT) (PSI) (GPM) 1 30.0 - - - - 12.8 - - - 2 30.0 K= 4.84 12.3 17.0 3 30.0 - - - - 12.7 - - - 4 30.0 - - - - 12.6 - - - 5 30.0 - - - - 13.3 - - - 6 10.0 - - - - 22.2 - - - 7 0.0 - - - - 26.8 - - - 8 0.0 - - - - 26.9 - - - 9 10.0 - - - - 22.9 - - - 10 10.0 - - - - 23.7 - - - 11 0.0 - - - - 28.0 - - - 12 0.0 - - - - 33.1 - - - 13 0.0 SOURCE 33.3 - - - 33 30.0 - - - - 13.2 - - - 30 30.0 - - - - 13.1 - - - 40 10.0 - - - - 21.9 - - - Pipe Tag K-fac AF AF to L C (Pt) Frm Node El (ft) PT (q) node/ Nom ID Fit F (Pe) Notes To Node El (ft) PT TF(Q) disch Act ID T FL/FT (Pf) Pipe: 1 0.00 17.0 2 R: 1 17.00 150 12.8 1 30.0 12.8 -10.5 3 1.000 B: 5 6.00 -0.0 4 30.0 12.6 6.5 1.101 23.00 0.009 0.2 Pipe: 2 4.84 5.00 150 12.6 4 30.0 12.6 17.0 Disch 1.000 R: 1 1.00 0.0 2 30.0 12.3 17.0 1.101 6.00 0.050 0.3 Pipe: 3 0.00 17.0 2 4.00 150 12.7 3 30.0 12.7 -6.5 1 1.000 R: 1 1.00 0.0 4 30.0 12.6 10.5 1.101 5.00 0.021 0.1 Pipe: 4 0.00 R: 1 14.00 150 13.2 33 30.0 13.2 10.5 4 1.000 B: 5 6.00 0.0 3 30.0 12.7 10.5 1.101 20.00 0.021 0.4 Pipe: 5 0.00 20.00 150 22.2 6 10.0 22.2 12.4 33 1.250 2R: 2 2.00 8.7 5 30.0 13.3 12.4 1.394 22.00 0.009 0.2 Pipe: 6 0.00 4.6 40 R: 1 10.00 150 26.8 7 0.0 26.8 12.4 5 1.250 L: 6 7.00 4.3 6 10.0 22.2 17.0 1.394 17.00 0.016 0.3 Pipe: 7 0.00 6.00 150 26.9 8 0.0 26.9 17.0 6 1.250 L: 6 6.00 0.0 7 0.0 26.8 17.0 1.394 12.00 0.016 0.2 Pipe: 8 0.00 10.00 150 22.9 9 10.0 22.9 17.0 7 1.250 B: 6 6.00 4.3 8 0.0 26.9 17.0 1.394 16.00 0.016 -0.3 DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 4 Pipe: 9 0.00 3B:24 54.00 150 23.7 10 10.0 23.7 0.0 1.500 2L:14 44.00 0.0 9 10.0 22.9 17.0 1.598 6R: 6 98.00 0.008 0.8 Pipe: 10 0.00 10.00 150 28.0 11 0.0 28.0 17.0 9 2.000 4R: 4 4.00 4.3 10 10.0 23.7 17.0 2.003 14.00 0.003 0.0 Pipe: 11 0.00 1.00 150 33.1 12 0.0 33.1 17.0 10 1.500 ---- 0.00 0.0 11 0.0 28.0 17.0 1.598 1.00 0.008 5.0 Fixed Pressure Loss Device: 5.00 psi Pipe: 12 SOURCE 60.00 150 33.3 13 0.0 33.3 17.0 11 2.000 4L:36 36.00 0.0 12 0.0 33.1 17.0 2.003 96.00 0.003 0.3 Pipe: 13 0.00 1.9 30 9.00 150 13.3 5 30.0 13.3 10.5 3 1.250 L: 6 6.00 0.0 33 30.0 13.2 12.4 1.394 15.00 0.009 0.1 Pipe: 14 0.00 2R: 2 22.00 150 13.1 30 30.0 13.1 6.5 4 1.000 2B:10 12.00 0.0 1 30.0 12.8 6.5 1.101 34.00 0.009 0.3 Pipe: 15 0.00 6.5 1 2R: 2 23.00 150 13.2 33 30.0 13.2 -4.6 40 1.000 2B:10 12.00 0.0 30 30.0 13.1 1.9 1.101 35.00 0.001 0.0 Pipe: 16 0.00 6.5 1 R: 1 20.00 150 21.9 40 10.0 21.9 -1.9 33 1.000 L: 5 6.00 8.7 30 30.0 13.1 4.6 1.101 26.00 0.004 0.1 Pipe: 17 0.00 3R: 3 33.00 150 22.2 6 10.0 22.2 4.6 30 1.000 4B:20 23.00 0.0 40 10.0 21.9 4.6 1.101 56.00 0.004 0.2 RESULTS OF ANALYSIS NFPA NODE & PIPE DATA 3 Sprinklers Flowing Node Tag Elevation Node Type Pressure Discharge Notes (FT) (PSI) (GPM) 1 30.0 K= 4.84 12.7 17.3 2 30.0 K= 4.84 12.3 17.0 3 30.0 K= 4.84 12.8 17.3 4 30.0 - - - - 12.6 - - - 5 30.0 - - - - 16.7 - - - 6 10.0 - - - - 26.9 - - - 7 0.0 - - - - 33.4 - - - 8 0.0 - - - - 34.9 - - - 9 10.0 - - - - 32.5 - - - 10 10.0 - - - - 38.8 - - - 11 0.0 - - - - 43.4 - - - 12 0.0 - - - - 48.5 - - - 13 0.0 SOURCE 50.5 - - - 33 30.0 - - - - 15.7 - - - DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 5 30 30.0 - - - - 15.3 - - - 40 10.0 - - - - 24.9 - - - Pipe Tag K-fac AF AF to L C (Pt) Frm Node El (ft) PT (q) node/ Nom ID Fit F (Pe) Notes To Node El (ft) PT TF(Q) disch Act ID T FL/FT (Pf) Pipe: 1 0.00 17.0 2 R: 1 17.00 150 12.7 1 30.0 12.7 -12.9 3 1.000 B: 5 6.00 -0.0 4 30.0 12.6 4.1 1.101 23.00 0.004 0.1 Pipe: 2 4.84 5.00 150 12.6 4 30.0 12.6 17.0 Disch 1.000 R: 1 1.00 0.0 2 30.0 12.3 17.0 1.101 6.00 0.050 0.3 Pipe: 3 0.00 17.0 2 4.00 150 12.8 3 30.0 12.8 -4.1 1 1.000 R: 1 1.00 0.0 4 30.0 12.6 12.9 1.101 5.00 0.030 0.2 Pipe: 4 4.84 17.3 Disch R: 1 14.00 150 15.7 33 30.0 15.7 12.9 4 1.000 B: 5 6.00 0.0 3 30.0 12.8 30.2 1.101 20.00 0.146 2.9 Pipe: 5 0.00 20.00 150 26.9 6 10.0 26.9 37.5 33 1.250 2R: 2 2.00 8.7 5 30.0 16.7 37.5 1.394 22.00 0.069 1.5 Pipe: 6 0.00 14.1 40 R: 1 10.00 150 33.4 7 0.0 33.4 37.5 5 1.250 L: 6 7.00 4.3 6 10.0 26.9 51.6 1.394 17.00 0.124 2.1 Pipe: 7 0.00 6.00 150 34.9 8 0.0 34.9 51.6 6 1.250 L: 6 6.00 0.0 7 0.0 33.4 51.6 1.394 12.00 0.124 1.5 Pipe: 8 0.00 10.00 150 32.5 9 10.0 32.5 51.6 7 1.250 B: 6 6.00 4.3 8 0.0 34.9 51.6 1.394 16.00 0.124 2.0 Pipe: 9 0.00 3B:24 54.00 150 38.8 10 10.0 38.8 51.6 8 1.500 2L:14 44.00 0.0 9 10.0 32.5 51.6 1.598 6R: 6 98.00 0.064 6.3 Pipe: 10 0.00 10.00 150 43.4 11 0.0 43.4 51.6 9 2.000 4R: 4 4.00 4.3 10 10.0 38.8 51.6 2.003 14.00 0.021 0.3 Pipe: 11 0.00 1.00 150 48.5 12 0.0 48.5 51.6 10 1.500 ---- 0.00 0.0 11 0.0 43.4 51.6 1.598 1.00 0.064 5.1 Fixed Pressure Loss Device: 5.0 psi Pipe: 12 SOURCE 60.00 150 50.5 13 0.0 50.5 51.6 11 2.000 4L:36 36.00 0.0 12 0.0 48.5 51.6 2.003 96.00 0.021 2.0 Pipe: 13 0.00 7.3 30 9.00 150 16.7 5 30.0 16.7 30.2 3 1.250 L: 6 6.00 0.0 33 30.0 15.7 37.5 1.394 15.00 0.069 1.0 DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 6 Pipe: 14 4.84 17.3 Disch 2R: 2 22.00 150 15.3 30 30.0 15.3 4.1 4 1.000 2B:10 12.00 0.0 1 30.0 12.7 21.4 1.101 34.00 0.077 2.6 Pipe: 15 0.00 21.4 1 2R: 2 23.00 150 15.7 33 30.0 15.7 -14.1 40 1.000 2B:10 12.00 0.0 30 30.0 15.3 7.3 1.101 35.00 0.011 0.4 Pipe: 16 0.00 21.4 1 R: 1 20.00 150 24.9 40 10.0 24.9 -7.3 33 1.000 L: 5 6.00 8.7 30 30.0 15.3 14.1 1.101 26.00 0.036 0.9 Pipe: 17 0.00 3R: 3 33.00 150 26.9 6 10.0 26.9 14.1 30 1.000 4B:20 23.00 0.0 40 10.0 24.9 14.1 1.101 56.00 0.036 2.0 Legend: PT - Total Pressure at Node C - Hazen-Williams Coefficient Fl - Flow rate (gpm) FL/FT - Friction Loss per Foot L - Pipe Length Pt - Total Pressure Loss F - Fitting Length Pe - Elevation Pressure Loss T - Total Length of Pipe Pf - Friction Pressure Loss Fitting Code Letters: E=45 Ell, L=90 Ell, B=TeeBch, R=TeeRun, C=Couplg, S=SwgChk, G=GatVlv, X= X, Y= Y, Z= Z The maximum velocity of water flow occurs in pipe 2 at 5.73 ft/s with 1 sprinkler flowing. The maximum velocity of water flow occurs in pipe 6 at 10.84 ft/s with 3 sprinklers flowing. PIPE FITTINGS TABLE Pipe Table Name: standard PAGE: C MATERIAL: CPVC S-40 HWC: 150 Diameter Equivalent Fitting Lengths in Feet (in) E L B R C S G X Y Z 45 Ell 90 Ell TeeBch TeeRun Couplg SwgChk GatVlv X Y Z 1.101 1.00 5.00 5.00 1.00 1.00 8.00 2.00 0.00 0.00 0.00 1.394 2.00 6.00 6.00 1.00 1.00 11.00 3.00 0.00 0.00 0.00 1.598 2.00 7.00 8.00 1.00 1.00 14.00 3.00 0.00 0.00 0.00 2.003 2.00 9.00 10.00 1.00 1.00 17.00 3.00 0.00 0.00 0.00 A negative value for flow rate indicates the direction of flow is from the second pipe node to the first. A Fixed Pressure Loss Device calcualtes as a positive friction loss A Fire Pump calculates as a negative friction loss Sprinkler system has been hydraulically calculated with the HASS HOUSE 2021.0.01 computer program (License No. ) to provide an average imbalance of 0.010 gpm at each node and a maximum imbalance of 0.06 gpm with one sprinkler flowing, and 0.010 gpm at each node and maximum imbalance of 0.05 gpm with 3 sprinklers flowing in accordance with NFPA 13 and 13D or 13R. The minimum source pressure is 20.0 psi with a minimum required pressure DATE: 4/25/2022 C:\Users\Mike\Desktop\Hass Calcs\Tahoma xtra loop Bld C.rdfPage 7 of 50.5 psi and a 30 minute flow of 1547 gallons. The minimum pressure at any node is 12.3 psi at node 2. HRS Systems, Inc. 208 Southside Square Petersburg, TN 37144 (931) 659-9760