Hydrology Studio IDF File False 3 FHA Frederick Maryland, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,48.85724,11.60001,0.8839826,0 1,58.25463,11.90001,0.8771393,0 1,0,0,0,0 1,57.26657,11.20001,0.8204434,0 1,57.70246,10.8,0.7892638,0 1,53.54774,9.6,0.7338312,0 1,50.34562,8.699997,0.6934441,0 1,47.59232,7.799995,0.6555243,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.08,2.68,1.81,1.12 4.88,3.22,2.2,1.37 0,0,0,0 5.83,3.86,2.71,1.73 6.54,4.32,3.09,2 7.5,4.93,3.6,2.38 8.21,5.4,3.99,2.68 8.96,5.86,4.4,3 25 100 50