Hydrology Studio IDF File False 3 FHA Norfolk Virginia, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,61.94376,12.40001,0.8800492,0 1,75.85311,13.00001,0.8838925,0 1,0,0,0,0 1,75.12059,12.80001,0.8376362,0 1,75.49541,12.30001,0.8017321,0 1,71.09142,11.50001,0.7517287,0 1,63.30776,10.2,0.697727,0 1,57.73273,8.999998,0.6534062,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 5.02,3.34,2.29,1.43 5.9,3.95,2.73,1.71 0,0,0,0 6.74,4.55,3.23,2.07 7.68,5.18,3.75,2.44 8.65,5.83,4.32,2.87 9.49,6.38,4.81,3.26 10.3,6.88,5.27,3.63 25 100 50