Geotechnical Engineering - Vol 2 | 3. Compression of Fine Grained Soil by Abraham | Learn Smarter
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Knowledge
3. Compression of Fine Grained Soil

Fine-grained soils exhibit varying compressibility based on their void ratio and effective stress. Experimental analysis reveals distinct behavior during loading and unloading phases, highlighting virgin compression paths and elastic recovery processes. Understanding these behaviors is critical for predicting soil performance in engineering applications.

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Sections

  • 1

    Compression Of Fine Grained Soil

    The compressibility of fine-grained soils is examined in terms of void ratio versus effective stress, highlighting the behavior of soil during the consolidation process.

    Learning Practice

  • 1.1

    Voids Ratio Versus Effective Stress

    This section examines the relationship between voids ratio and effective stress in fine-grained soils, focusing on compression behavior during consolidation testing.

    Learning Practice

  • 1.2

    Laboratory Soil Specimen And Testing Procedure

    This section discusses the laboratory testing procedure for compressibility of fine-grained soils, highlighting the significance of void ratio and effective stress.

    Learning Practice

  • 1.3

    Recompression And Compression Curves

    This section explains the compressibility of fine-grained soils through compression and recompression curves, highlighting key concepts such as the virgin compression line and hysteresis effects.

    Learning Practice

  • 1.4

    Initial Stages Of Compression

    This section describes the compressibility of fine-grained soils focusing on the relationship between void ratio and effective stress, especially during the initial compression stages.

    Learning Practice

  • 1.5

    Virgin Compression Curve

    The Virgin Compression Curve describes the compressibility of fine-grained soils and highlights the relationship between void ratio and effective stress during consolidation.

    Learning Practice

  • 1.6

    Unloading And Expansion Curves

    This section discusses the compressibility of fine-grained soils through the analysis of void ratio versus effective stress, elaborating on unloading and expansion paths.

    Learning Practice

  • 1.7

    Permanent Strain And Elastic Recovery

    This section discusses the behavior of fine-grained soils under stress, focusing on concepts of permanent strain and elastic recovery.

    Learning Practice

  • 1.8

    Reloading Curves And Hysteresis Loop

    This section discusses the compressibility of fine-grained soil, detailing how it is represented through void ratio versus effective stress and how reloading and hysteresis phenomena occur in the soil's behavior.

    Learning Practice

  • 1.9

    Behavior Beyond Point C

    The section discusses the behavior and compressibility of fine-grained soils beyond a specific effective stress point, detailing the compression paths and recovery behaviors.

    Learning Practice

References

23.pdf

Class Notes

Memorization

What we have learnt

  • Fine-grained soils compress...
  • The virgin compression line...
  • Soil samples exhibit elasti...

Final Test

Revision Tests