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Journal ArticleDOI

Model for the prediction of shear strength with respect to soil suction

Sai K. Vanapalli, +3 more
- 02 Jul 1996 - 
- Vol. 33, Iss: 3, pp 379-392
TLDR
In this paper, the authors show that shear strength data from the research literature suggests that there is a nonlinear increase in the strength of unsaturated soils in the presence of saturated soils.
Abstract
Experimental studies on unsaturated soils are generally costly, time-consuming, and difficult to conduct. Shear strength data from the research literature suggests that there is a nonlinear increas...

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Citations
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Journal ArticleDOI

Suction Stress Characteristic Curve for Unsaturated Soil

TL;DR: In this paper, the suction stress characteristic curve (SSCC) for unsaturated soil is presented, and the experimental evidence shows that both Mohr-Coulomb failure and critical state failure can be well represented by the SSCC concept.
Journal ArticleDOI

A unique relationship for χ for the determination of the shear strength of unsaturated soils

Nasser Khalili, +1 more
- 01 Oct 1998 - 
TL;DR: In this paper, a unique relationship between the effective stress parameter chi and the ratio of suction over the air entry value (suction ratio) is proposed, based on the shear strength data reported in the literature.
Book

Unsaturated Soil Mechanics in Engineering Practice

TL;DR: This paper explains the nature of each of the previous challenges to the implementation of unsaturated soil mechanics, and the determination of indirect techniques for the estimation of uns saturated soil property functions.
Journal ArticleDOI

A closed‐form equation for effective stress in unsaturated soil

TL;DR: In this article, the authors proposed a closed-form equation for effective stress in unsaturated soil, which is intrinsically related to the soil water characteristic curve by two pore parameters: the air entry pressure and pore size spectrum number.
References
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