Page 416 - Planning and Design of Airports

Airport Drainage 361

FIGURE 9-8 Standard supply curves, 0.8 and 1.0 in/h (Corps of Engineers).

for the pavement is n = 0.02, and for the turfed area n = 0.40. The
drainage areas, retardance coefficients (referred to as roughness fac-
tors), and actual effective lengths L are shown in Table 9-6. Values of
L and S were obtained from a grading plan of the area. The equivalent