Generalized Terzaghi’s Effective Stress Equation for Unsaturated Soil: An Independent Phase Balance Approach That Considers a Pore Water Content Gradient

<div>Schematic diagram of an extended three-phase porous medium model: (a) an RVE of unsaturated soil; (b) pore air phase; (c) capillary water phase; (d) generalized soil skeleton phase including adsorbed water, contractile skin, and soil particles.</div>

Geofluids

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Figure 3

Figure 3: Generalized Terzaghi’s Effective Stress Equation for Unsaturated Soil: An Independent Phase Balance Approach That Considers a Pore Water Content Gradient 

Figure 3 | Generalized Terzaghi’s Effective Stress Equation for Unsaturated Soil: An Independent Phase Balance Approach That Considers a Pore Water Content Gradient 