Q. During the maintenance of an earthen dam, the apparent seepage through the foundation of the dam is best taken care of by providing ______________________

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Q. The base width of a rock-fill dam in comparison to that of an earthen dam is _______________

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Q. On moderate foundations and particularly in seismic areas, the type of dam which can preferably be considered for construction is ___________________

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Q. According to Terzaghi, the ratio of D₁₅ of filter to D₁₅ of base material should be _____________

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Q. Which of the following is not provided in order to control the possibility of sand boiling?

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Q. The seepage forces within the filter are controlled up to permissible small magnitudes when the ratio of D₁₅ of filter to D₁₅ of base material is ___________________

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Q. An arch dam looks like a single arch in _________________

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Q. A non-vertical arch dam is known as a _______________

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Q. Greater is the wall curvature in an arch dam, greater will be the economy in the dam thickness.

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Q. Which of the following is the most economical type of arch dam?

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Q. A constant angle arch dam when compared to constant radius arch dam utilizes concrete quality of about ______________

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Q. Which among the following type of dam section is expected to be the thinnest and the most economical?

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Q. The most economical central angle of the arch rings of an arch dam can be adopted only at one place preferably at mid-height in an arch dam is of the type __________________

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Q. In an arch dam, the extrados curve refer to the arch rings corresponding to the ____________________

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Q. A V-shaped valley with stronger foundations can suggest the choice of an arch dam is of the type ___________________________

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Q. A constant radius arch dam is also sometimes called as _______________

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Q. The type of arch dam which generally requires overhangs at abutments is of ________________________

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Q. Which of the following forces is the least important in the design of arch dams?

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Q. Which of the following theory is the most accurate method to design arch?

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Q. Which among the following is not an assumption of the ‘Trial Load Analysis’ method of design of arch dams?

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