Allied & ICAR Exam Bank • ALLIED_0467 NAT • 2 Marks

Section 4: Soil and Water Conservation Engineering

Gully Control and Drop Spillways

Subtopic: Gully Control and Drop Spillways

Question Statement:

A parabolic grassed waterway has top width $t = 6.0\text{ m}$ and center depth $d = 0.5\text{ m}$. The cross-sectional flow area in $\text{m}^2$ is:

Answer Key:

2

Step-by-Step Solution & Explanation

$A = \frac{2}{3} \times 6.0 \times 0.5 = 4.0 \times 0.5 = 2.0\text{ m}^2$.
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