Hydrology Studio IDF File False 3 FHA Richmond Virginia, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,55.49159,12.40001,0.8802404,0 1,61.99601,12.30001,0.8617068,0 1,0,0,0,0 1,67.53156,12.60001,0.8308749,0 1,68.38594,12.30001,0.800701,0 1,63.05256,11.30001,0.7472544,0 1,55.41158,10,0.6935716,0 1,51.68537,9.199999,0.6558657,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.49,2.99,2.05,1.28 5.32,3.56,2.46,1.55 0,0,0,0 6.24,4.21,2.99,1.92 6.98,4.71,3.41,2.22 7.84,5.28,3.91,2.6 8.48,5.7,4.29,2.91 9.08,6.08,4.66,3.21 25 100 50