3. Point A lies in a clayey sand layer with ' = 38, c' = 10 kPa, and Ko = 0.5. The ground surface is flat. A planned construction operation will cause the vertical effective stress at point A to reach 80 kPa. a. Use a compass to draw the expected MC for point A (after construction) on the space shown on the right. b. Will point A reach failure? Explain your answer with one sentence.

3. Point A lies in a clayey sand layer with ' = 38, c' = 10 kPa, and Ko = 0.5. The ground surface is flat. A planned construction operation will cause the vertical effective stress at point A to reach 80 kPa. a. Use a compass to draw the expected MC for point A (after construction) on the space shown on the right. b. Will point A reach failure? Explain your answer with one sentence.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

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3. Point A lies in a clayey sand layer with ' =
38, c' = 10 kPa, and Ko = 0.5. The ground
surface is flat. A planned construction
operation will cause the vertical effective
stress at point A to reach 80 kPa.
a. Use a compass to draw the expected MC
for point A (after construction) on the space
shown on the right.
b. Will point A reach failure? Explain your
answer with one sentence.

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Step 1: Introducing given data

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Step 2: Calculate normal effective stress

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Step 3: Calculate radius of mohrs circle

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Step 4: Draw mohrs circle & calculate shear strength of soil

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