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Tahoma Terra 2 Bld C.rdfDATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 Bld C.rdfPage 1 , RESIDENTIAL SPRINKLER SYSTEM HYDRAULICS CALCULATION REPORT FOR Tahoma Terra 2 Bld C Yelm 14301 TAHOMA BLVD SE Date: 3/1/2025 File No: Data File Name: Tahoma Terra 2 Bld C.rdf SPRINKLER SPACING 256.0 sq. ft./spklr.(max) Max. Dist. Bet. Spklrs: 16.0 ft. Min. Dist. Bet. Spklrs: 8.0 Max. Dist. Spklr. to Wall: 8.0 ft. SPRINKLER SPECIFICATIONS Mfr: Reliable Descr: RA0616 RFC49 Fl Conc .Pend.(16x16) 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: 55.0 psi Resid: 42.0 psi Flow:3227.0 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 13.0 7.2 1 13.0 55.0 27.6 4 13.0 7.2 1 53.0 55.0 50.9 REVIEWING AUTHORITY City of Yelm DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 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 = 55.0 psi, Residual = 42.0 psi @ 3227 gpm (1 sprinkler flowing) (4 sprinklers flowing) A = Available Water Supply 55.0 psi @ 13.0 gpm A B = Required Water Supply 27.6 psi @ 13.0 gpm B C = Available Water Supply 55.0 psi @ 53.0 gpm C D = Required Water Supply 50.9 psi @ 53.0 gpm D FLOW (GPM) DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 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 K= 4.84 7.2 13.0 2 30.0 - - - - 7.8 - - - 3 30.0 - - - - 7.6 - - - 4 30.0 - - - - 7.6 - - - 5 30.0 - - - - 7.6 - - - 6 30.0 - - - - 7.8 - - - 7 30.0 - - - - 8.1 - - - 8 10.0 - - - - 16.8 - - - 9 10.0 - - - - 17.0 - - - 10 10.0 - - - - 17.1 - - - 11 10.0 - - - - 17.2 - - - 12 10.0 - - - - 17.5 - - - 13 10.0 - - - - 18.0 - - - 14 0.0 - - - - 22.4 - - - 15 0.0 - - - - 27.4 - - - 16 0.0 SOURCE 27.6 - - - 20 30.0 - - - - 8.0 - - - 21 30.0 - - - - 8.2 - - - 22 30.0 - - - - 8.5 - - - 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 4.84 11.00 150 7.6 5 30.0 7.6 13.0 Disch 1.000 2R: 2 2.00 0.0 1 30.0 7.2 13.0 1.101 13.00 0.031 0.4 Pipe: 2 0.00 5.7 1 2R: 2 19.00 150 7.8 2 30.0 7.8 0.0 3 1.000 B: 5 7.00 -0.0 5 30.0 7.6 5.7 1.101 26.00 0.007 0.2 Pipe: 3 0.00 23.00 150 8.0 20 30.0 8.0 5.7 5 1.000 2R: 2 2.00 0.0 2 30.0 7.8 5.7 1.101 25.00 0.007 0.2 Pipe: 4 0.00 3.00 150 7.6 5 30.0 7.6 0.0 1.000 B: 5 5.00 -0.0 3 30.0 7.6 0.0 1.101 8.00 0.000 -0.0 Pipe: 5 0.00 7.00 150 7.6 5 30.0 7.6 0.0 1.000 B: 5 5.00 0.0 4 30.0 7.6 0.0 1.101 12.00 0.000 -0.0 Pipe: 6 0.00 13.0 1 R: 1 14.00 150 7.8 6 30.0 7.8 -5.7 2 1.000 B: 5 6.00 0.0 5 30.0 7.6 7.3 1.101 20.00 0.011 0.2 Pipe: 7 0.00 2R: 2 17.00 150 8.1 7 30.0 8.1 7.3 5 1.000 B: 5 7.00 0.0 6 30.0 7.8 7.3 1.101 24.00 0.011 0.3 DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 Bld C.rdfPage 4 Pipe: 8 0.00 R: 1 20.00 150 16.8 8 10.0 16.8 7.3 6 1.250 B: 6 7.00 8.7 7 30.0 8.1 7.3 1.394 27.00 0.003 0.1 Pipe: 9 0.00 37.00 150 17.0 9 10.0 17.0 7.3 7 1.250 8R: 8 8.00 0.0 8 10.0 16.8 7.3 1.394 45.00 0.003 0.2 Pipe: 10 0.00 36.00 150 17.1 10 10.0 17.1 7.3 8 1.250 7R: 7 7.00 0.0 9 10.0 17.0 7.3 1.394 43.00 0.003 0.1 Pipe: 11 0.00 20.00 150 17.2 11 10.0 17.2 7.3 9 1.250 2R: 2 2.00 0.0 10 10.0 17.1 7.3 1.394 22.00 0.003 0.1 Pipe: 12 0.00 5.7 22 26.00 150 17.5 12 10.0 17.5 7.3 10 1.250 7R: 7 7.00 0.0 11 10.0 17.2 13.0 1.394 33.00 0.010 0.3 Pipe: 13 0.00 2B:12 23.00 150 18.0 13 10.0 18.0 13.0 11 1.250 L: 6 21.00 0.0 12 10.0 17.5 13.0 1.394 3R: 3 44.00 0.010 0.4 Pipe: 14 0.00 10.00 150 22.4 14 0.0 22.4 13.0 12 1.250 3R: 3 3.00 4.3 13 10.0 18.0 13.0 1.394 13.00 0.010 0.1 Pipe: 15 0.00 1.00 150 27.4 15 0.0 27.4 13.0 13 1.250 ---- 0.00 0.0 14 0.0 22.4 13.0 1.394 1.00 0.010 5.0 Fixed Pressure Loss Device: 5.00 psi Pipe: 16 SOURCE 80.00 150 27.6 16 0.0 27.6 13.0 14 2.000 ---- 0.00 0.0 15 0.0 27.4 13.0 2.003 80.00 0.002 0.1 Pipe: 17 0.00 23.00 150 8.2 21 30.0 8.2 5.7 2 1.000 6R: 6 6.00 0.0 20 30.0 8.0 5.7 1.101 29.00 0.007 0.2 Pipe: 18 0.00 3R: 3 33.00 150 8.5 22 30.0 8.5 5.7 20 1.000 3B:15 18.00 0.0 21 30.0 8.2 5.7 1.101 51.00 0.007 0.3 Pipe: 19 0.00 R: 1 20.00 150 17.2 11 10.0 17.2 5.7 21 1.250 B: 6 7.00 8.7 22 30.0 8.5 5.7 1.394 27.00 0.002 0.1 RESULTS OF ANALYSIS NFPA NODE & PIPE DATA 4 Sprinklers Flowing Node Tag Elevation Node Type Pressure Discharge Notes (FT) (PSI) (GPM) 1 30.0 K= 4.84 7.2 13.0 2 30.0 K= 4.84 8.2 13.8 3 30.0 K= 4.84 7.4 13.1 DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 Bld C.rdfPage 5 4 30.0 K= 4.84 7.3 13.0 5 30.0 - - - - 7.6 - - - 6 30.0 - - - - 10.3 - - - 7 30.0 - - - - 13.5 - - - 8 10.0 - - - - 23.3 - - - 9 10.0 - - - - 25.1 - - - 10 10.0 - - - - 27.0 - - - 11 10.0 - - - - 27.9 - - - 12 10.0 - - - - 32.2 - - - 13 10.0 - - - - 37.9 - - - 14 0.0 - - - - 44.0 - - - 15 0.0 - - - - 49.1 - - - 16 0.0 SOURCE 50.9 - - - 20 30.0 - - - - 10.6 - - - 21 30.0 - - - - 13.4 - - - 22 30.0 - - - - 18.4 - - - 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 4.84 11.00 150 7.6 5 30.0 7.6 13.0 Disch 1.000 2R: 2 2.00 0.0 1 30.0 7.2 13.0 1.101 13.00 0.031 0.4 Pipe: 2 0.00 13.0 4 2R: 2 19.00 150 8.2 2 30.0 8.2 13.0 1 1.000 B: 5 7.00 -0.0 5 30.0 7.6 10.5 1.101 26.00 0.021 0.5 Pipe: 3 4.84 13.8 Disch 23.00 150 10.6 20 30.0 10.6 10.5 5 1.000 2R: 2 2.00 0.0 2 30.0 8.2 24.3 1.101 25.00 0.097 2.4 Pipe: 4 4.84 3.00 150 7.6 5 30.0 7.6 13.1 Disch 1.000 B: 5 5.00 -0.0 3 30.0 7.4 13.1 1.101 8.00 0.031 0.2 Pipe: 5 4.84 7.00 150 7.6 5 30.0 7.6 13.0 Disch 1.000 B: 5 5.00 0.0 4 30.0 7.3 13.0 1.101 12.00 0.031 0.4 Pipe: 6 0.00 13.0 4 R: 1 14.00 150 10.3 6 30.0 10.3 13.0 1 1.000 B: 5 6.00 0.0 5 30.0 7.6 28.7 1.101 20.00 0.133 2.7 Pipe: 7 0.00 2R: 2 17.00 150 13.5 7 30.0 13.5 28.7 5 1.000 B: 5 7.00 0.0 6 30.0 10.3 28.7 1.101 24.00 0.133 3.2 Pipe: 8 0.00 R: 1 20.00 150 23.3 8 10.0 23.3 28.7 6 1.250 B: 6 7.00 8.7 7 30.0 13.5 28.7 1.394 27.00 0.042 1.1 Pipe: 9 0.00 37.00 150 25.1 9 10.0 25.1 28.7 7 1.250 8R: 8 8.00 0.0 8 10.0 23.3 28.7 1.394 45.00 0.042 1.9 Pipe: 10 0.00 36.00 150 27.0 10 10.0 27.0 28.7 8 1.250 7R: 7 7.00 0.0 DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 Bld C.rdfPage 6 9 10.0 25.1 28.7 1.394 43.00 0.042 1.8 Pipe: 11 0.00 20.00 150 27.9 11 10.0 27.9 28.7 9 1.250 2R: 2 2.00 0.0 10 10.0 27.0 28.7 1.394 22.00 0.042 0.9 Pipe: 12 0.00 24.3 22 26.00 150 32.2 12 10.0 32.2 28.7 10 1.250 7R: 7 7.00 0.0 11 10.0 27.9 53.0 1.394 33.00 0.131 4.3 Pipe: 13 0.00 2B:12 23.00 150 37.9 13 10.0 37.9 53.0 11 1.250 L: 6 21.00 0.0 12 10.0 32.2 53.0 1.394 3R: 3 44.00 0.131 5.8 Pipe: 14 0.00 10.00 150 44.0 14 0.0 44.0 53.0 12 1.250 3R: 3 3.00 4.3 13 10.0 37.9 53.0 1.394 13.00 0.131 1.7 Pipe: 15 0.00 1.00 150 49.1 15 0.0 49.1 53.0 13 1.250 ---- 0.00 0.0 14 0.0 44.0 53.0 1.394 1.00 0.131 5.1 Fixed Pressure Loss Device: 5.0 psi Pipe: 16 SOURCE 80.00 150 50.9 16 0.0 50.9 53.0 14 2.000 ---- 0.00 0.0 15 0.0 49.1 52.9 2.003 80.00 0.022 1.8 Pipe: 17 0.00 23.00 150 13.4 21 30.0 13.4 24.3 2 1.000 6R: 6 6.00 0.0 20 30.0 10.6 24.3 1.101 29.00 0.097 2.8 Pipe: 18 0.00 3R: 3 33.00 150 18.4 22 30.0 18.4 24.3 20 1.000 3B:15 18.00 0.0 21 30.0 13.4 24.3 1.101 51.00 0.097 5.0 Pipe: 19 0.00 R: 1 20.00 150 27.9 11 10.0 27.9 24.3 21 1.250 B: 6 7.00 8.7 22 30.0 18.4 24.3 1.394 27.00 0.031 0.8 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 DATE: 2/1/2025 C:\Users\Mike\OneDrive\Jobs\old stuff\approved plans\Hass Calcs\Tahoma Terra 2 Bld C.rdfPage 7 The maximum velocity of water flow occurs in pipe 1 at 4.38 ft/s with 1 sprinkler flowing. The maximum velocity of water flow occurs in pipe 12 at 11.14 ft/s with 4 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 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 0.05 gpm with one sprinkler flowing, and 0.010 gpm at each node and maximum imbalance of 0.12 gpm with 4 sprinklers flowing in accordance with NFPA 13 and 13D or 13R. The minimum source pressure is 20.0 psi with a minimum required pressure of 50.9 psi and a 30 minute flow of 1589 gallons. The minimum pressure at any node is 7.2 psi at node 1. Under full flow conditions the available pressure is 55.0 psi and a 30 minute flow of 1560 gallons. of 55.0 psi The minimum pressure at any node is 22.9 psi at node 1. HRS Systems, Inc. 208 Southside Square Petersburg, TN 37144 (931) 659-9760