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1 2 3 4 5 <br /> -COFFMAN <br /> ENGINEERS <br /> 135 W.Fairhaven Ave <br /> WATER PRESSURE CALC Fixture Unit Calculation per 2015 UPC Chapters 6 & 7 & Suite 102 <br /> Appendix A Burlington,WA 98233 <br /> DESIGN CONDITIONS Job Name: Colby Ave Apartments <br /> BUILDING WATER SUPPLY FROM FIXTURE COUNT GPM 104 Dote: 10/9/2022 ph 360.707.5656 <br /> MIN. PRESSURE AT TOP PSIG <br /> Room Name Fixture Private WFU Total DFU Total <br /> WATER SERVICE PRESSURE www.coffman.com <br /> STATIC PRESSURE IN MAIN PSIG level P Floorr Drain Q <br /> 53 L Level 3 or Public Each WFU Each DFU e D 3 Private 2 6 <br /> FRICTION LOSS MAIN TO METER (PSIG) 0.5 Trench Drain 1 Private 6 6 <br /> METER LOSS(PSIG) - 2-1 2'2' 11 Floor Sink 1 Private 2 2 <br /> D FRICTION LOSS METER TO BACKFLOW(PSIG) 0.5 D 41�D ANq�, <br /> BF VALVE LOSS PSIG 8 ����p4 <br /> PRV LOSS (PSIG) 0 level 1 Lav 6 Private 1 6 1 6 <br /> WC tank 6 Private 2.5 15 3 18 Fe <br /> AVAILABLE PRESSURE AT BACKFLOW OUTLET PSIG Combo o Bath/Shower 6 Private 4 24 2 12 <br /> ELEVATION PRESSURE LOSSES Dishwasher(Res.) 5 Private 1.5 7.5 §ss4l <br /> CHANGE OF ELEVATION FT 40 Clothes Washer 5 Private 4 20 3 15 rsr� <br /> ELEVATION PRESSURE LOSS (PSIG) 17 Kitchen sink,domestic 5 Private 1.5 7.5 2 10 rgvpy g'F' <br /> FRICTION PRESSURE LOSSES Floor Sink 1 Private 2 2 <br /> 12115i22 <br /> MAIN (PSIG) 10 <br /> RISER (PSIG) 3 <br /> PEX RUNOUT IN UNIT(PSIG) 2 level 2 Lav 9 Private 1 9 1 9 <br /> HOT WATER MIXING VALVE(PSIG) 5 WC tank 9 Private 2.5 22.5 3 27 <br /> TOTAL FRICTION PRESSURE LOSS 20 Combo Bath/Shower 7 Private 4 28 2 14 <br /> BUILDING PRESSURE EVALUATION Dishwasher(Res.) 7 Private 1.5 10.5 <br /> Clothes Washer 7 Private 4 28 3 21 <br /> MIN. PRESSURE AT TOP(PSIG) 20 Kitchen sink,domestic 7 Private 1.5 10.5 2 14 <br /> ELEVATION PRESSURE LOSS (PSIG) 17 Shower 2 Private 2 4 2 4 <br /> TOTAL FRICTION PRESSURE LOSS(PSIG) 20 <br /> REQUIRED PRESSURE AT BACKFLOW OUTLET(PSIG) 57 <br /> BOOSTER PUMP EVALUATION level 3 Lav 9 Private 1 9 1 9 <br /> DIFFERENCE BETWEEN REQUIRED AND AVAILABLE(PSIG) 24 WC tank 9 Private 2.5 22.5 3 27 <br /> BOOSTER PUMP REQUIRED IYES Combo Bath/Shower 7 Private 4 28 2 14 COLBY AVE <br /> PRESSURE SAFETY FACTOR -42% Dishwasher(Res.) 7 Private 1.5 10.5 APARTMENTS <br /> Clothes Washer 7 Private 4 28 3 21 <br /> Kitchen sink,domestic 7 Private 1.5 10.5 2 14 3402 COLBY AVE SE <br /> Shower 2 Private 2 4 2 4 <br /> BACKWATER VALVE PROTECTION EVERETT, WA <br /> Level 4 Lav 9 Private 1 9 1 9 <br /> FLOOR NEXT UPSTREAM MANHOLE BACKWATER VALVE WC tank 9 Private 2.5 22.5 3 27 98201 <br /> C FLOOR LEVEL ELEVATION(FT) RIM ELEVATION(FT) REQUIRED(YES/NO) Combo Bath/Shower 7 Private 4 28 2 14 <br /> LEVEL P 162.8 164.56 YES Dishwasher(Res.) 7 Private 1.5 10.5 <br /> GROUND FLOOR 172.8 164.56 NO Clothes Washer 7 Private 4 28 3 21 <br /> Kitchen sink,domestic 7 Private 1.5 10.5 2 14 <br /> Shower 2 Private 2 4 2 4 <br /> Has tilt Hose Bibb 1 Private 2.5 2.5 <br /> Hose Bibb-Ea.Add. 3 Private 1 3 <br /> Irrigation lead 20 GPM 30 30 <br /> Total Count A 344 <br /> 1 2 Pipe Sizes: 2- ' 6' <br /> Notes: <br /> FROM UPC CHART A 103.1,a 453 WFU demand bad is appmzimately= 124 GPM <br /> FROM UPC CHART A 105.1(2),a 2-1/2' CW pipe will service this demand at 7 ft/sec <br /> FROM UPC TABLE 703.2.6'PIPE DFU=720 at 1/4'per foot slope&576 at 1/8'per foot <br /> FROM UPC TABLE 703.2,W PIPE DFU-2640 at 1/4'per fool slope&2112 at 1/8'per fat. <br /> FROM UPC TABLE 703.2,10'PIPE DFU=4680 at 1/4'per foot slope&3744 at 1/8'per fat <br /> Building Drain Sze will be one(1) 6' diameter waste line per Table 703.2(2640 DFU maz). <br /> BOOSTER PUMP SCHEDULE PERMIT SET <br /> CAPACITY OUTLET MOTOR SUCTION/ CHECK VALVE <br /> TAG SERVICE LOCATION GPM PSI PRESSURE(PSI) Dry HP RPM VOLTS PH ECM POWER DISCIHARGE SIZE BASIS OF DESIGN WEIGHT REMARKS <br /> B BP-1 DOMESTIC BOOSTER PUMP MECH ROOM 105 1 25 60 2 5 3500 208 3 YES E 2-1/2' 2' FLOWTHERM DUPLE(FMV2-3 nW 750 1,2 B <br /> NOTES: <br /> a <br /> 1.PROVIDE COMPLETE MULTI-STAGE BOOSTER PUMP SYSTEM INCLUDING FACTORY CONTROLS. <br /> a <br /> 2.PROVIDE ISOLATION VALVES FOR EACH PUMP. <br /> 0 <br /> A PNEUMATIC TANK SCHEDULE REV DATE DESCRIPTION <br /> LOCATION PRESSURE ACTIVATION BASIS OF DESIGN <br /> TAG RM.NAME SERVICE TYPE ON OFF V(OLUM)E SI`N,zH SIZEe(IN.) (LBI S MFR MODEL REMARKS <br /> PROJ.NO. 222534 <br /> PT-1 MECH ROOM COLD WATER HYDRO PNEUMATIC 60 65 79 2455 1-1/2 900 WESSELS FXA-300 1 DRAWN NH <br /> 5 <br /> CHECKED BN <br /> DATE 12/16/22 <br /> x <br /> ©COFFMAN ENGINEERS INC. <br /> g <br /> 3 SHEET TITLE: <br /> 0 <br /> PLUMBING <br /> SCHEDULES <br /> 65 <br /> o A <br /> o¢ <br /> 0 <br /> SHEET NO: <br /> U <br /> o P0 . 3 <br /> 81 <br /> a SHEET OF <br /> 1 2 3 4 5 <br />