1. Coarse Granular Materials: From Particle Behaviour to Large-Scale Structures

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Lecturer

Eduardo Alonso

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Content

Part A (50’)

• The relevance of rockfill in Civil Engineering and observed performance
• Early experimental information
• Summary of main features
• Particle breakage
  • Velocity of crack propagation in brittle rocks
• Suction controlled experiment
  • Compressibility. Short and long term behaviour
  • Triaxial testing. Yielding of rockfill
  • Size effects
• An elastoplastic constitutive model

Part B (50′)

• DEM modelling
  • Why DEM. Towards a realistic model
  • Stress state in particles and particle breakage
  • The model
  • Simulation of oedometer tests. Model parameters
  • Predicting RH controlled triaxial tests
  • Time effects
    

Part C (50′)

• A case study: Beliche Dam