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Consider the soil profile shown in Figure
For a sandy soil with Gs=2.68, calculate the critical hydraulic gradient that will cause boiling or quick condition for e = 0.38, 0.48, 0.6, 0.7, and 0.8. Plot the variation of icr with the void ratio.
Following data are given for a direct shear test conducted on dry sand:
Consider the specimen in Problem 2.3.
For a dry sand specimen in a direct shear test box, the following are given:
Determine the shear force required to cause failure
A strip load of q=43 kN/m2 is applied over a width, B=11 m. Determine the increase in vertical stress at point A located z= 4.6 m below the surface. Given: x = 8.2 m.
For the embankment loading shown in Figure, determine the vertical stress increases at points A, B, and C.
Refer to Figure. A flexible rectangular area is subjected to a uniformly distributed load of q=225 kN/m2. Determine the increase in vertical stress at a depth of z =3 m under points A, B, and C.
Refer to the flexible loaded rectangular area shown in Figure. Determine the vertical stress increase below the center of the loaded area at depths z = 2, 4, 6, 8, and 10 m.
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