Hydrology Studio IDF File False 3 FHA Framingham Massachusetts, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,9.266845,0,0.5393397,0 1,11.27672,0,0.5411403,0 1,0,0,0,0 1,14.41159,0,0.5382767,0 1,17.11405,0,0.5396917,0 1,20.77073,0,0.5399852,0 1,23.49638,0,0.5395424,0 1,26.51677,0,0.5410784,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 3.89,2.16,1.48,0.94 4.72,2.62,1.79,1.14 0,0,0,0 6.06,3.37,2.31,1.46 7.18,3.99,2.73,1.73 8.71,4.84,3.31,2.1 9.86,5.48,3.75,2.38 11.1,6.15,4.21,2.67 25 100 50