New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which sub-surface drainage system consists of laterals

    that enter the main drain at an angle, generally from both sides?
    A Random Correct Answer Incorrect Answer
    B Herringbone Correct Answer Incorrect Answer
    C Interceptor Correct Answer Incorrect Answer
    D Gridiron Correct Answer Incorrect Answer

    Solution

    The correct answer is B

    Practice Next

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