CIVE 445 - ENGINEERING HYDROLOGY

SPRING 2009 - MIDTERM 2 - SOLUTION

PROBLEM 1

Drainage area = 60 ha

Rainfall intensity = 30 mm/hr

Runoff coefficient = 0.95

Peak discharge Qp = 0.95 × 30 mm/hr × 60 ha

Qp = 0.95 × 30 mm/hr × 0.001 m/mm × (1/3600) hr/s × 60 ha × 10,000 m2/ha

Qp = 4.75 m3/s    ANSWER.

Problem 2

 
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