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In: Civil Engineering

The ordinates of rainfall mass curve of a storm over a basin of area 850 km2...

The ordinates of rainfall mass curve of a storm over a basin of area 850 km2 measured in mm at 1 hour intervals are 0, 10, 22, 30, 39, 45.5, 50, 55.5, 60, 64 and 68. If the infiltration during this storm can be represented by horton’s equation with fo=6.5 mm/hr, fc=1.5 mm/hr and k=0.15 /hr. Estimate the resulting runoff volume.

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