Allied & ICAR Exam Bank • ALLIED_3459 NAT • 2 Marks

Section 5: Irrigation and Drainage Engineering

Agricultural Drainage

Subtopic: Leaching requirement and salinity control

Question Statement:

A subsurface drainage catchment #18 of area A = 37 ha has design drainage coefficient DC = 10 mm/day (0.01 m/day). The design discharge Q = A * DC / 86400 in m^3/s is approx:

Answer Key:

0.0428

Step-by-Step Solution & Explanation

Q = 3700 / 86400 = 0.0428 m^3/s.
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