Q. The selection of the depth of a well is based on which of the following criteria?

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Q. For alluvial soil, the normal scour depth can be calculated by ___________ formula.

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Q. The grip length of well is taken as _________ below the scour level in roads.

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Q. For piers and abutment, the minimum depth of embedment below the scour level should be taken as _________ m.

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Q. What are the horizontal forces that are prone to act on a well foundation?

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Q. The analysis of well foundation is done based on the assumptions of _________

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Q. The maximum depth of scour at the nose of pier is _______ Lacey’s value.

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Q. Coefficient of horizontal soil reaction m, depends on _________

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Q. When a rigid well starts moving parallel, it transforms the soil in to __________

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Q. According to Terzaghi and Peck, the ultimate bearing capacity can be determined by which of the following expression?

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Q. The well curb is designed for which of the following purpose?

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Q. Which of the following can be assumed for design purpose of well curb?

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Q. An effective well curb should withstand ___________

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Q. The cutting edge should be provided with an angle of __________

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Q. A sharp vertical edge for the well is provided at _________

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Q. At a given depth, the skin friction of the well is equal to __________

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Q. For loose sand, the value of skin friction is between ________

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Q. Frictional resistance developed during the sinking the well depends on __________

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Q. The skin friction developed in San Francisco Oakland Bay Bridge, was reduced by, which of the following methods?

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Q. The bottom plug is designed in _________ shape.

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