Hydrology Studio IDF File False 3 FHA Springfield Massachusetts I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,9.687321,0,0.5464864,0 1,11.69763,0,0.5470278,0 1,0,0,0,0 1,14.946,0,0.5477119,0 1,17.60317,0,0.5469018,0 1,21.21393,0,0.545306,0 1,23.99646,0,0.5457344,0 1,27.02975,0,0.5474113,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.02,2.24,1.51,0.952 4.85,2.69,1.82,1.15 0,0,0,0 6.19,3.44,2.32,1.46 7.3,4.05,2.74,1.73 8.82,4.9,3.32,2.09 9.97,5.54,3.75,2.37 11.2,6.21,4.2,2.65 25 100 50