Allied & ICAR Exam Bank • ALLIED_0470 MCQ • 1 Mark

Section 4: Soil and Water Conservation Engineering

Gully Control and Drop Spillways

Subtopic: Gully Control and Drop Spillways

Question Statement:

A straight drop spillway is hydraulically most suitable for gully control where total drop height is:

Options:

  • (A) Less than $3.0\text{ m}$
  • (B) Greater than $15\text{ m}$
  • (C) Between $20$ and $50\text{ m}$
  • (D) Exactly $10\text{ m}$

Answer Key:

A

Step-by-Step Solution & Explanation

Straight drop spillways are structural weir drop structures best suited for small to moderate drops (
lt; 3\text{ m}$); higher drops use chute or drop inlet spillways.
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