A soil sample is taken from the midpoint of the clay layer of Example 6.8-that is, from...

A soil sample is taken from the midpoint of the clay layer of Example 6.8-that is, from a depth of 6 m. If the pore pressure parameter for the clay is 25°. (Hint Draw elements with stress similar to Fig. 12.36, and use the definition of stress increments in Appendix B.3.) (After G.A. Leonards.)

Reference: Fig. 12.36