Figure 9.11 Soil profile for Example 9.2.\ 9.21. Develop a plot of

\\\\sigma _(z),u

, and

\\\\sigma _(z)^(')

vs. depth for the soil profile in Figure 9.11. Consider depths\ from 0 to

10m

, assume hydrostatic conditions are present, and assume

u=0

above the\ groundwater table. Plot depth,

z

, on the vertical axis, with zero at the top and increasing\ downward.\ 9.20. A lake with a water depth of

12m

is underlain by a soil with a total unit weight of\

18.2k(N)/(m)3

. Compute the total vertical stress,

\\\\sigma _(z)

, and the effective vertical stress,

\\\\sigma ^(')

, at a\ point

8m

below the bottom of the lake.

9.10 Compute the vertical normal stress, z, at points A, B, and C in Figure 9.11. Figure 9.11 Soil profile for Example 9.2. 9.21. Develop a plot of z,u, and z vs. depth for the soil profile in Figure 9.11. Consider depths from 0 to 10m, assume hydrostatic conditions are present, and assume u=0 above the groundwater table. Plot depth, z, on the vertical axis, with zero at the top and increasing downward. 9.20. A lake with a water depth of 12m is underlain by a soil with a total unit weight of 18.2kN/m3. Compute the total vertical stress, z, and the effective vertical stress, z, at a point 8m below the bottom of the lake