Q. Stone pitching or riprap is generally provided to avoid _______________

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Q. Provision of sufficient freeboard eliminates _______________

i. Over-topping failure
ii. Erosion of U/s face
iii. Erosion of D/s face
iv. Cracking due to frost action
v. Gully formation

Which of the following is/are correct?

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Q. The collection and removal of water before it acquires high downward velocities is ensured by provision of ____________________

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Q. In order to prevent the possibility of the cross-flow towards the earthen embankments, it is necessary to provide _____________________

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Q. Sloughing is the process of _________________

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Q. In foundation slide failure___________________________

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Q. What is the most critical condition of slide of the U/s slope?

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Q. When the reservoir is full, the slope which is most likely to slide is _____________________

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Q. In order to keep the saturation line in a canal embankment well within the toe, it is necessary to provide _____________________

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Q. Which of the following failures generally occur due to the development of unaccounted pore pressures?

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Q. Which of the following method is also called as the Slices method?

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Q. In Fellenius method for small values of angle of internal friction of soil, the critical arc passes ________________

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Q. What is the correct expression of equivalent liquid unit weight?

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Q. Calculate the maximum shear-stress induced if the horizontal average shear stress induced in u/s portion of the dam at the base is 36.45 kN/m².

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Q. Calculate the factor of safety at the point of maximum shear if unit shearing resistance is 97.9 kN/m² and the maximum shear-stress induced is 55.72 kN/m². Check whether the dam is safe or unsafe.

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Q. A rock toe and a horizontal filter is provided on the downstream base of an earthen dam in order to _________________

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Q. What is provided in the form of a transition zone between the homogenous embankments-fill and rock toe?

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Q. The length of horizontal blanket should be equal to _________________

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Q. ____________________ is provided when large scale stratification occurs.

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Q. The only provision among the following which can help control the seepage through the body of an earthen dam and thus to keep the phreatic line well within the dam width is _________________

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