Question

    The design of diversion ditches for gully control is based on the return period of

    A 5-10 years Correct Answer Incorrect Answer
    B 50 years Correct Answer Incorrect Answer
    C 25 years Correct Answer Incorrect Answer
    D 100 years Correct Answer Incorrect Answer

    Solution

    Temporary gully control structures are made up of locally available material and are designed for 3-10 years.

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