Hydrology Studio IDF File False 3 FHA Alexandria Virginia, USA I = B/(Tc + D)^E) Equation Coefficients = B, D, E, n/a 1,55.56852,12.70001,0.8909149,0 1,66.37137,13.00001,0.8848678,0 1,0,0,0,0 1,66.54182,12.60001,0.8323426,0 1,69.47164,12.60001,0.8089194,0 1,60.85734,11.10001,0.742158,0 1,54.98029,10,0.6933557,0 1,51.68537,9.199999,0.6558657,0 Intermediate Intensity Values = 5-min, 15-min, 30-min, 60-min 4.3,2.86,1.96,1.22 5.15,3.45,2.38,1.49 0,0,0,0 6.12,4.13,2.93,1.88 6.83,4.6,3.34,2.17 7.74,5.21,3.86,2.57 8.41,5.66,4.26,2.89 9.08,6.08,4.66,3.21 25 100 50