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Rational Method Calculation for Conveyance Analysis <br /> Y Y <br /> Project: Mazza SFR <br /> Pro'J. No.: 19-1014 <br /> ' Rational Equation : QR=CIRA <br /> Ce= (C1A1 +C2A2+ ... +CnAn)/At <br /> Cdf= 0.10 Dense Forest Adf= 0.00 ac <br /> Cif= 0.15 Light Forest A,f= 0.00 ac <br /> Cp= 0.20 Pasture Ap 0.00 ac <br /> C�= 0.25 Lawns Ai= 0.00 ac <br /> Cpi= 0.30 Playground Api= 0.00 ac <br /> Cg= 0.80 Gravel As= 0.00 ac <br /> Cpav- 0.90 Pavement/Roof Apa = 0.19 ac <br /> Cow= 1.00 Open Water Aow= 0.00 ac <br /> I At= 0.19ac <br /> Cc= 0.90 <br /> ' i =m!T^n <br /> m 10.07 100-yr <br /> n 0.586 100-yr <br /> Tc=T1 +T2+ ... +Tn <br /> ' Tdf= 0.00 Length kR s0 Velocity <br /> 0 2.5 0 0.00 fps <br /> Tit= 0.00 0 2.5 0 0.00 fps <br /> Tp= 0.00 0 4.7 0 0.00 fps <br /> Ti= 0.00 0 7.0 0 0.00 fps <br /> To= 0.00 0 10.1 0 0.00 fps <br /> ' Tg= 0.00 0 10.1 0 0.00 fps <br /> Tpav - 0.61 103 20.0 0.02 2.83 fps <br /> Tow= 0.00 0 20.0 0 0.00 fps <br /> TO= 6.30 min. <br /> iR= 3.42 "Air <br /> QR= 0.59 cfs <br /> 1 <br /> i <br />