Sustainable Infrastructure

II-1 FUNDAMENTAL Erosional Behavior of Soils

Internal Erosion
 
Piping stages determined by particle number and particle velocities at different elevations
Piping stages determined by particle number and particle velocities at different elevations (Tao and Tao 2015)
Evolution of contact force with piping progression
Evolution of contact force with piping progression (Tao and Tao 2015)
Evolution of flow velocity and drag force with piping progression
Evolution of flow velocity and drag force with piping progression (Tao and Tao 2015)
Evolution of Contact Number with Piping Progression
Evolution of Contact Number with Piping Progression (Tao and Tao 2015)
Surface Erosion
Coupled CFD-DEM modeling of erosion under turbulent flow
Coupled CFD-DEM modeling of erosion under turbulent flow (Li and Tao 2015)
Surface erosion 1
Details of flow structure and particle movement around an obstacle in flow-1 (Li and Tao 2014)

 

Surface erosion
Details of flow structure and particle movement around an obstacle in flow-2 (Li and Tao 2014)

II-2. Stabilization of Peat Deposits for Roadway Construction and Remediation

Peat property
Secondary consolidation of peat (Adapted from Mesri and Ajlouni 2007)
Foam Injection
Proposed method for peat stabilization: geosynthetics encased foam injection

II-3. Performance Comparison of Abutment and Retaining Wall Drainage Systems

Different drainage systems
Different drainage systems

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