The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5 m, specific gravity 2.67 and voids ratio 0.67 is equal to
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Civil Engineering · all questionsSoil Mechanics And Foundation
Soil Mechanics And Foundation
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Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation to achieve the same degree of consolidation is
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Degree of consolidation is
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Select the correct range of density index, 1D
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For a loose sand sample and a dense sand sample consolidated to the same effective stress
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Within the consolidation process of a saturated clay
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Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by
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Terzaghi’s bearing capacity factors Nc, Nq and Nr are functions of
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Valid range for S, the degree of saturation of soil in percentage is
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If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
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The flownet for an earthen dam with 30 m water depth consists of 25 potential drops and 5 flow channels. The coefficient of permeability of dam material is 0.03 mm/sec. The discharge per meter length of dam is
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The average coefficient of permeability of natural deposits
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For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass ?
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Which of the following methods is more suitable for the determination of permeability of clayey soil ?
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If the water content of a fully saturated soil mass is 100%, then the voids ratio of the sample is
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Dispersed type of soil structure is an arrangement comprising particles having
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Physical properties of a permeant which influence permeability are
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A cylindrical specimen of saturated soil failed under an axial vertical stress of 100 kN/m2 when it was laterally un-confmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively
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If the volume of voids is equal to the volume of solids in a soil mass, then the values of porosity and voids ratio respectively are
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Unconfmed compressive strength test is
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