Faculty of Engineering

Expansive and collapsible soils: Analysis and mitigation measures

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  • Expansive and collapsible soils: Analysis and mitigation measures
MODULE I: Geomechanical Behavior (4 hours)
  1. Nature and geomechanical behavior of expansion and collapse
  2. Historical cases and consequences in civil engineering projects
  3. Identification of critical areas
  4. Active zone depth
MODULE II: Characterization Methods (6 hours)
  1. Direct mineralogical identification methods: XRD
  2. Indirect mineralogical identification methods: Activity
  3. Direct predictive methods: oedometer, free expansion
  4. Indirect predictive methods: correlations
MODULE III: Modeling of mechanical behavior (4 hours)
  1. Constitutive models for predicting swelling
  2. Criteria for evaluating collapse with triaxial tests
MODULE IV: Impact on engineering projects (4 hours)
  1. Design for shallow foundations and settlement calculations
  2. Adjusting the load and drain to prevent collapse
MODULE V: Mitigation and Remediation Methods (6 hours)
  1. Mitigation of problems in expansive clays (chemical and mechanical)
  2. Mitigation of collapsible soils (compaction and drainage)
  3. Case studies and practical application