A clay layer 20 feet thick sitting on top of granite bedrock, experiences a primary consolidation of 8.9 inches. Find: (a) The degree of consolidation when the settlement reaches 2 inches. (b) The time to reach Ss0% settlement if ev is 0.002 cm2/sec. (c) The time for 50% consolidation if the clay stratum is doubly-drained?

Structural Analysis
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Chapter2: Loads On Structures
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Geotechnical

**Problem 11:**

A clay layer 20 feet thick sitting on top of granite bedrock experiences a primary consolidation of 8.9 inches. Find:

(a) The degree of consolidation when the settlement reaches 2 inches.

(b) The time to reach 50% settlement if \( c_v = 0.002 \, \text{cm}^2/\text{sec} \).

(c) The time for 50% consolidation if the clay stratum is doubly-drained?
Transcribed Image Text:**Problem 11:** A clay layer 20 feet thick sitting on top of granite bedrock experiences a primary consolidation of 8.9 inches. Find: (a) The degree of consolidation when the settlement reaches 2 inches. (b) The time to reach 50% settlement if \( c_v = 0.002 \, \text{cm}^2/\text{sec} \). (c) The time for 50% consolidation if the clay stratum is doubly-drained?
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