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Sneet of <br /> TOP HAIVD FIRE PROIECTION <br /> Sprinkler Systems Hydrauli� Flow Calculations <br /> EVERE7T APARTMENTS NFPA # 13R (4 HEAD ), EAST BLDG <br /> 9709 HOLLY DR . , EVERETT , WA . <br /> Pipe F1ow Dia Fitting Length Fr Loss Press Hyd Vel <br /> No ( gpm ) ( inch ) and Dev ( ft) ( psi/ft ) ( psi ) Ref ( fps) Notes <br /> Branchline No . 1 C = 150 <br /> A 11 .5 PT 10.97 10 AOi + A02 <br /> 27 .1=8 .17( 10 .97 )�.5 F 0 .0 PE U .00 <br /> 10 27.1 1 .60 T 11 .5 0.01918 PF 0.22 4 .31 <br /> A 27 .0 PT 11 .19 11 A03 + A01 <br /> 27 .?' 8 .17( 11 . 19 )� .5 F 22.0 PE 0 .00 <br /> 11 5a .a 2 .00 2PE T 49 .0 0 .02350 PF 1 .15 5 ..�4 <br /> A 35.0 PT 12 .34 12 <br /> F 54 .0 PE 0 .00 <br /> 12 SA .h 2 ,00 4PE iPT T 89.0 0 .02350 PF 2 .09 5 .5� <br /> PT 14 .44 13 Cross main Jct <br /> K-factor f��r branchline no. 1 = 54 .4/( 14 .44 )� .5 = 14 .32 <br /> � <br /> � <br /> � <br /> iw�. <br />