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Fundamentals of Geotechnical Engineering and
Laboratory Data Analysis
21-25 December 2015
Department of Civil and Environmental Engineering
Faculty of Engineering, Mahidol University
Dr. Pongpipat Anantanasakul
Soil Compaction
General principles
Standard proctor test
Standard proctor test
Typical results of Standard Proctor test
Factors affecting compaction
Soil type
Factors affecting compaction
Soil type
Factors affecting compaction
Compaction effort
Standard versus Modified Proctor test
Example
Example
Structure of compacted clay soil
Effect of compaction of cohesive soil properties
Permeability
Effect of compaction of cohesive soil properties
Stress-strain and strength
Field compaction
Type equation here.
Compaction equipment summary
Factors affecting field compaction
Number of roller passes
Factors affecting field compaction
Compaction of a soil using different methods
Type equation here.
Specifications for field compaction
Most economical compaction condition
Determination of field unit weight of compaction
Sand cone method
Example
Example
Determination of field unit weight of compaction
Rubber balloon and nuclear gauge method
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