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Consolidation Chapter 9 Consolidation 1 3/31/2015 Consolidation - - PDF document
Consolidation Chapter 9 Consolidation 1 3/31/2015 Consolidation - - PDF document
3/31/2015 Consolidation Chapter 9 Consolidation 1 3/31/2015 Consolidation Model Consolidation Model 0 2 3/31/2015 Consolidation Model Consolidation Model 0
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Consolidation Model
- Consolidation Model
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Consolidation Model Consolidation Model
∆ ∆’+ ∆
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Consolidation Model
∆ ∆’+ ∆
Consolidation Model
∆ ∆’+ ∆
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Consolidation Test
Soil specimen
Consolidation Test
Dial Gauge Oedometer Weights Lever Arm
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Consolidation Test Results Consolidation Test Results
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Consolidation Test Results Consolidation Test Results
Cc Virgin Consolidation Curve
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Consolidation Test Results
Cc Virgin Consolidation Curve
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Consolidation Test Results
(Holtz & Kovacs, An Introduction to Geotechnical Engineering, 1981)
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Sample Disturbance
poor quality sample
0.4 e0
Schmertmann Procedure
0.4
c
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Schmertmann Procedure
0.4
s c s s
Consolidation Settlement
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Consolidation Settlement
∆ 1 ∆ 1 ∆ ∆
- ∆
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The preconsolidation stress is 70 kN/m2, the compression index is 0.2 and the swelling index is 0.1.
Consolidation Settlement
∆ ∆ log ∆ log log ∆ log log ∆
- Normally Consolidated Soil
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Consolidation Settlement
∆ log
- log ∆
- Overconsolidated Soil