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Sustainable Stabilization of Fine-grained Soils Against Desiccation Induced Cracking CE 488 Environmental Geotechnics Lecture 12 3 ?? Soil Stabilization Mechanical Soil replacement Availability? Compaction/Consolidation


  1. Sustainable Stabilization of Fine-grained Soils Against Desiccation Induced Cracking CE 488 Environmental Geotechnics Lecture 12

  2. 3 ??

  3. Soil Stabilization • Mechanical • Soil replacement Availability? • Compaction/Consolidation Execution? • Chemical • Lime Depletion of natural resources? Greenhouse gases? • Cement • Chemicals/fibers Geoenvironment contamination? Sustainable solution: Industrial by-products ‘Man-made resources’

  4. Sustainable development: Synthetic soils Geoenvironment Ground modification/ Mining improvement Potential and Processing Sustainable active Development Processing of Industrial by-products activity Industrial by- products 5

  5. Advanced Characterization • Physical- PSD, G, SSA, SWCC • Chemical- XRF, CEC, Lime reactivity, pH • Mineralogical- XRD • Morphological- SEM, Image analysis • Micro-structural- MIP, Impedance spectroscopy Applications Top covers, liners, pitches, turfs, air strips, Embankments/pavements

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