Chapter
Apr 26, 2012
Expansion Index and Its Relationship with Other Index Properties
Authors: C. E. Zapata [email protected], S. L. Houston [email protected], W. N. Houston [email protected], and H. Dye [email protected]Author Affiliations
Publication: Unsaturated Soils 2006
Abstract
Relationships between swell potential and soil index properties are commonly used in soil design. It was found that the Expansion Index as determined by the modified Arizona method, EIAZ, correlates very poorly to both Plasticity Index., PI, and percent passing US sieve number 200, P200, when considered separately. The product of these two parameters, however, wPI, improves the correlation from R2 values of 0.41 and 0.27, respectively, to 0.67.
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Copyright
© 2006 American Society of Civil Engineers.
History
Published online: Apr 26, 2012
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ASCE Technical Topics:
- Continuum mechanics
- Correlation
- Deformation (mechanics)
- Engineering fundamentals
- Engineering mechanics
- Expansive soils
- Fine-grained soils
- Geomechanics
- Geotechnical engineering
- Infrastructure
- Mathematics
- Parameters (statistics)
- Pavements
- Plasticity
- Slabs
- Soil mechanics
- Soil properties
- Soils (by type)
- Solid mechanics
- Statistics
- Structural engineering
- Structural mechanics
- Structural members
- Structural systems
- Transportation engineering
Authors
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Faculty Research Associate, Department of Civil and Environmental Engineering, Arizona State University, P.O. Box 875306, Tempe, AZ 85287-5306;. E-mail: [email protected]
Professor and Chair, Department of Civil and Environmental Engineering, Arizona State University, P.O. Box 875306, Tempe, AZ 85287-5306;. E-mail: [email protected]
Professor Emeritus, Department of Civil and Environmental Engineering, Arizona State University, P.O. Box 875306, Tempe, AZ 85287-5306;. E-mail: [email protected]
Research Assistant, Department of Civil and Environmental Engineering, Arizona State University, P.O. Box 875306, Tempe, AZ 85287-5306;. E-mail: [email protected]
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