Question: 1 . A 1 4 - ft retaining wall holds cohesive soil with plastic limit equal to 2 1 and liquid limit equal to 3

1. A 14-ft retaining wall holds cohesive soil with plastic limit equal to 21 and liquid limit equal to 39. The unit weight of soil is \(128\mathrm{lb}/\mathrm{ft}^{3}\). Draw the lateral earth pressure diagram.
a. Determine Ko for cohesive soil.
b. Solve for po
c. Draw the lateral earth pressure diagram. Label the parts completely.
1 . A 1 4 - ft retaining wall holds cohesive soil

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