Hydrology Studio IDF File False 3 FHA Sec 9 - Southeast IA, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,10.05295,0,0.489831,0 1,11.70567,0,0.4888178,0 1,0,0,0,0 1,14.35981,0,0.4848888,0 1,16.76692,0,0.4851311,0 1,20.06228,0,0.483067,0 1,22.52164,0,0.4800874,0 1,25.42916,0,0.482347,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.57,2.72,1.9,1.23 5.33,3.17,2.22,1.43 0,0,0,0 6.58,3.93,2.76,1.78 7.68,4.57,3.22,2.09 9.22,5.49,3.88,2.54 10.4,6.23,4.4,2.9 11.7,6.98,4.93,3.28 25 100 50