In typical deposit of submerged soil, the approximate depth at which the inter-granular pressure is equal to 60 kN/m² is: (Ysat = 30 kN/m³
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In typical deposit of submerged soil, the approximate depth at which the inter-granular pressure is equal to 60 kN/m² is: (Ysat = 30 kN/m³)
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- The weight density of a mud is given by ? = 10 + 0.5ℎ, where ? is in kN/m3 and h is in meters. Determine the pressure, in kPa, at a depth of 5m.P4: A layer of saturated clay 5 m thick is overlain by sand 4.0 m deep. The water table is 3 m below the top surface. The saturated unit weights of clay and sand are 18 kN/m' and 20 kN/m respectively. Above the water table, the unit weight of sand is 17 kN/m. Calculate the effective pressures on a horizontal plane at a depth of 9 m below the ground surface. What will be the increase in the effective pressure at 9 m if the soil gets saturated by capillary, up to height of 1 m above the water table?P4: A layer of saturated clay 5 m thick is overlain by sand 4.0 m deep. The water table is 3 m below the top surface. The saturated unit weights of clay and sand are 18 kN/m3 and 20 kN/m3 respectively.Above the water table, the unit weight of sand is 17 kN/m3. Calculate the effective pressures on a horizontal plane at a depth of 9 m below the ground surface. What will be the increase in the effective pressure at 9 m if the soil gets saturated by capillary, up to height of I m above the water table?
- What is the intensity of active earth pressure at a depth of 10.0 m in dry sand with an angle of shearing resistance of 30 degrees and unit weight of 18kN /m ^ 3 ?Estimate the lateral earth pressure at a depth 20 ft (6.1 m) below the ground surface in a loose sand deposit. The wet unit weight of the sand is 115 pcf (19 kN/m3). What would the total lateral pressure be if the water table rose to the ground surface (in psf or kPa)?A 13 m thickness of saturated sand with saturated unit weight of 19.25 kN/m3. Determine the pore water pressure at the bottom of this saturated sand layer
- For the soil profile show in figure calculate the total vertical stress pure water pressure and effective vertical stress at depth of 0 m 1.2m 2.5m and 5m and 8m.A layer of saturated clay 5 m thick is overlain by sand 4.0 m deep. The water table is 3 m below the top surface. The saturated weights of clay and sand are 18 kN/m3 and 20 kN /m3, respectively. Above the water table, the unit weight of sand is 17 kN/m3. Calculate the effective pressure on a horizontal plane at a depth of 9 m below the ground surface. What will be the increase in effective pressure at 9 m, if the soil gets saturated by capillary up to height of 1 m above water table?Question 32 A dense silt layer has the following properties: void ratio = 0.66, specific gravity = 2.5. Free ground water is 9.47 m. below the ground. Capillary action rise will reach 6.66 meters. The soil above capilary action rise is dry while within the zone, it is saturated at 52.77%. Determine the effective pressure (in kPa) at a depth of 7.42 meters from the ground surface. Round off to three decimal places.
- A clay layer 3.66 m thick rests beneath a deposit of submerged sand of 7.92 m thick. The top of the sand is located 3.05 m below the surface of a lake. The saturated unit weight of the sand is 19.62 kN/m3 and of the clay is 18.36 kN/m3. Compute (a) the total pressure (b) the pore water pressure and (c) the effective pressure all at the mid height of the clay layer. Draw the figureA submerged stratum of clay has a thickness of 15m. The average water content of samples taken from stratum is 54%, and the specific gravity of the soil constituents is 2.78. What is the effective vertical pressure, due to the weight of the clay, at the base of the stratum?A dense silt layer has the following properties: void ratio = 0.7, specific gravity = 2.58. Free ground water is 10.58 m. below the ground. Capillary action rise will reach 7.46 meters. The soil above capilary action rise is dry while within the zone, it is saturated at 54.74 %. Determine the effective pressure (in kPa) at a depth of 7.5 meters from the ground surface.
