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A Unified Semiempirical Model for Small-Strain Shear Modulus of Fine-Grained Soils under Hydromechanical Loading
Publisher: ASCE
Abstract: In recent years, several empirical and semiempirical relationships have been proposed to predict the small-strain shear modulus of unsaturated fine-grained soils along different hydraulic and mechanical loadings paths. ...
New Formulation for Estimating the Moment Capacity of Rocking Shallow Foundations Resting on Partially Saturated Soil
Publisher: ASCE
Abstract: The ability of shallow bridge foundations to dissipate earthquake energy via rocking has gained significant attention by bridge engineers owing to recent efforts to quantify the performance of rocking footings. This paper ...
Effect of Soil Structure and Disturbance on Hydromechanical Behavior of Collapsible Loessial Soils
Publisher: American Society of Civil Engineers
Abstract: To characterize the role of specimen disturbance and structure in the hydromechanical behavior of collapsible soils, two sets of wetting-induced collapse and suction-controlled triaxial tests were conducted on intact and ...
Suction-Induced Hardening Effects on the Shear Modulus of Unsaturated Silt
Publisher: American Society of Civil Engineers
Abstract: The small-strain shear modulus Gmax is a key material parameter in modeling the behavior of soils subjected to dynamic loading. Recent experimental results indicate that seasonal weather interaction with near-surface soils ...
Impact of Plastic Compression on the Small Strain Shear Modulus of Unsaturated Silts
Publisher: American Society of Civil Engineers
Abstract: This article presents an experimental laboratory study on the effect of plastic compression and stress history on the small strain shear modulus, Gmax, of unsaturated soils. In previous studies, most of the experiments for ...
Variation of Small-Strain Shear Modulus of Unsaturated Silt under Successive Cycles of Drying and Wetting
Publisher: ASCE
Abstract: A new framework is developed to extend an existing small-strain shear modulus (Gmax) model to determine Gmax of unsaturated silty soils along different paths of the soil water retention curve (SWRC) including the scanning ...
Centrifuge Tests of Cone-Penetration Test of Layered Soil
Publisher: ASCE
Abstract: Two centrifuge model tests were used to examine the effect of soil interlayering on the measured cone-penetration resistance in a layered soil model. The first centrifuge model included four soil profiles: two uniform loose ...