7. Find the load at depth 10m for a uniformly loaded circular area of radius 1000m. k=1. The vertical pressure o, is 80 kN/m².
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Q: H.W1: Determine the pressure difference between points A and B in Fig below?
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A: Note: Hi! Thank you for the question, As per the honour code, we are allowed to answer three…
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Q: B 1.33 m Fy 2 m FH 0.85 Figure 2.13
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- An open can of water is subjected to an upward acceleration of 4.50 m/s2. What is the pressure at a depth of 1.50 m?Find the pressure force acting on a dam 20 meters wide and 7 meters high and the place of action of this force (pressure center) with the pressure prism. (γ = 9.79 kN / m^3The bottom of a river is 9 m below the water surface. Underneath the bottom of the river is a layer of sand having a specific weight of 18 kN/m3. If the recorded pressure at the tunnel located at the bottom of the sand layer is 305 kPa, how thick is the sand layer?
- A retaining wall 8 m high supports a cohesionless soil having a dry density of 1600 kg/m^3, angle of shearing resistance is 33 degrees and void ratio of 0.68. The surface of the soil is horizontal and level with top of the wall. Neglect wall friction and use Rankine’s formula for active pressure of a cohesionless soil. Determine the value of earth thrust on the wall per meter length if the soil is dry. a. 121 kN b. 186 kN c. 148 kN d. 137 kN determine the value of earth thrust on the wall if water level is 3.5 m below the surface. a. 230 kN b. 250 kN c. 180 kN d. 210 kN find the height above the base of the wall where the thrust acts during the water logged condition. a. 3.50 m b. 2.67 m c. 1.75 m d. 2.25 mCalculate the vertical stress at a depth of 50 ft below a point 10 ft oubide the corner (along the longer side) of a rectangular loaded area 30 x 80 ft carrying a uniform load of 2500 lb/ft2 .A 5-m-diameter tank supported on the surface of a soil deposit imposes a bearing pressure of 225 kPa (225 kN/m2). For a point 4 m below the tank base, compare the vertical stress increase due to the tank loading when:(a) the Westergaard conditions are assumed.(b) the 60° approximation is assumed.
- A concentrated load of 1700 kN is applied at the ground surface. Compute the vertical pressure (i) at a depth of 7m below the load, (ii) at a distance of 5 m at the same depth. Use Boussinesq's and Westergaard’s equations.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?A steel storage tank 20 m in diameter will be used to hold a liquid petroleum product. When filled, the tank causes a bearing pressure of 150 kPa. The soil underlying the tank has a unit weight of 18.5 kN/m3. For a depth 10 m below the base of the tank, compute the effective vertical stress when the tank is empty and when full, for points beneath the center and beneath the edge.(a) Assume the Boussinesq conditions apply.(b) Assume the Westergaard conditions apply.
- 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?A strip load of q =53 kN/m^3 is applied over a width B =11m. Determine the increase in vertical stress in kPa at point A located z = 4.6 m below the surface. x = 8.2mA gate slanted 60 degrees from the horizontal with width = 1.6 m and height = 2.4 m is submerged by a depth of 1.8 m, determine the pressure at the top of the gate in Pa.