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Volume 6 – Geotechnical Manual, Site Investigation and Engineering ...

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Chapter 4 LABORATORY TESTING FOR SOILS<br />

Table of Contents<br />

Table of Contents ................................................................................................................... 4-i<br />

List of Table ........................................................................................................................... 4-ii<br />

List of Figures ........................................................................................................................ 4-ii<br />

4.1 GENERAL .................................................................................................................... 4-1<br />

4.2 WEIGHT <strong>–</strong> VOLUME CONCEPTS .................................................................................... 4-1<br />

4.3 LOAD-DEFORMATION PROCESS IN SOILS ..................................................................... 4-2<br />

4.4 PRINCIPLES OF EFFECTIVE STRESS .............................................................................. 4-3<br />

4.5 OVERBURDEN STRESS ................................................................................................. 4-3<br />

4.6 TESTS FOR GEOTECHNICAL PARAMETERS .................................................................... 4-4<br />

4.6.1 Classification Tests ........................................................................................ 4-5<br />

4.6.2 Chemical <strong>and</strong> Electro-chemical Tests .............................................................. 4-7<br />

4.6.3 Compaction Related Tests .............................................................................. 4-8<br />

4.6.4 Compressibility, Permeability <strong>and</strong> Durability Tests ............................................ 4-9<br />

4.6.5 Consolidation <strong>and</strong> Permeability Tests in Hydraulic Cells <strong>and</strong> with Pore Pressure<br />

Measurement ................................................................................................ 4-9<br />

4.6.6 Shear Strength Tests (Total <strong>and</strong> Effective Stresses) ........................................ 4-10<br />

REFERENCES ....................................................................................................................... 4-16<br />

March 2009 4-i

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