Chapter 1. Hydraulic Conductivity of SHMP Modified Backfills Exposed to Lead Nitrate Solutions Based on Modified Fluid Loss and Flexible-wall Tests.- Chapter 2. Experimental Investigation of Time-dependent Compressibility Behavior of Sand-clay Mixture in Oedometer Condition.- Chapter 3. Mine Tailings Particles: Roundness and Sphericity Assessment by an Image-based Program.- Chapter 4. An Optimal 3D-LS Method with High Accuracy and Efficiency to Identify Rock Discontinuities Considering Its Development Degree and Its Application.- Chapter 5. Evaluation of Stripping Resistance of Organoclay-modified Asphalt Binder and Aggregate Systems Using an Optical Contact Angle Analyzer.- Chapter 6. Influence of Multiple Layers of Encasement on Bulging Capacity of Granular Column.- Chapter 7. Settlement Problem of Streets and Light Structures in Bogotá.- Chapter 8. The Uncertainty of Geological Systems in Geotechnical Calculations.- Chapter 9. Study on Mutual Trust Mechanism of Hydropower Engineering Safety Management Based on Evolutionary Game Theory