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Three-Dimensional Nonlinear Strength Model of Soil Considering Tenso–Shear Coupling
Publisher: ASCE
Abstract: Focusing mainly on the compressive-shear (C-S) stress, the existing soil strength theories fail to well describe the soil strength under tenso–shear (T-S) stress and are not suitable for analyzing the tensile strength and ...
Water Retention Curve with Different Void Ratios over a Wide Suction Range and Its Application to Shear Strength
Publisher: ASCE
Abstract: Shear strength (τ) analysis has received considerable attention, because of its importance when designing various geotechnical structures, such as tunnels, retaining walls, shallow foundations, and slopes. Predicting the ...
Average Soil Skeleton Stress for Unsaturated Soils and Discussion on Effective Stress
Publisher: American Society of Civil Engineers
Abstract: The principle of effective stress is the most fundamental and important principle in soil mechanics. It serves as the foundation of modern soil mechanics. This paper starts with a discussion of effective stress expressions ...
Liquid-Bridge Contact Model of Unsaturated Granular Materials and its Application in Discrete-Element Method
Publisher: ASCE
Abstract: In the past, the capillary effect is rarely considered for microcontact models when two adjacent particles are separated by a certain distance. In this paper, a liquid-bridge contact model of unsaturated particles is ...