## COURSE OBJECTIVES

• Have the ability to apply knowledge of mathematics, science and engineering to understand the measurement techniques and equipment used in soil mechanics and foundation engineering.
• To enable students to understand theory and practice of soil mechanics.
• To enable students to solve soil related problems.
• To develop skills to use modern soil mechanics equipment.

### COURSE LEARNING OUTCOMES (CLO)

CLO: 1. to explain fundamental engineering concepts of soil behavior and soil classification and to use them for proposing solutions to soil problems.
CLO: 2. to analyze soil related problems correlated to civil engineering domain using principles of soil mechanics.
CLO: 3. to discuss and clarify concepts of soil mechanics related to civil engineering domain for simple situations.
CLO: 4. to measure seepage quantity using modern tools/Software (Phase 2.0 or Seep W)

## COURSE CONTENTS

1. Introduction
• Applications of soil mechanics in engineering practice
• Introduction to soil and its types
• Formation of soils
2. Physical &Index Properties of Soil
• Weight-volume relationships
• Particle Size, shape & Texture of soil& their effect on engineering properties
• Atterberg Limits
• Structure of soil (Mineralogy of Soil)
• Diffused Double Layer
3. Engineering Classification of Soil
• Importance of classification of soil
• Mechanical Analysis of Soils
• Classification systems
• AASHTO Classification System
• USCS Classification System
• Field Identification Tests (Dry Strength test, Dilatency Test, Dispersion Test and Plasticity Test)
4. Soil Exploration
• Methods of exploration & their importance
• Probing
• Test Trenches & Pits
• Boring (Auger, Wash & Percussion) and drilling
• Geo-Physical Methods
• Insitu Tests
• Planning Exploration Program
• Types of soil samples, samplers & sampling
• Sources of Sample Disturbance
• Geo-Technical Investigation Report
5. Permeability & Seepage in Soils
• Bernoulli’s Equation
• Darcy’s law
• Factors affecting permeability
• Laboratory and field determination of permeability
• Empirical Correlations for determination of permeability
• Introduction to equipotential lines and Flow nets
• Estimation of seepage quantity and gradients
• Seepage Control Measures
• Filter Design
• Introduction to software (RocScience)
6. Soil Compaction
• Mechanism, moisture density relationship
• Compaction standards
• Factors affecting compaction
• Field compaction equipment
• Relative density and Relative Compaction
• Field control and measurement of in-situ density
7. Stress Distributions and Elastic Settlement
• Vertical Pressure below a Concentrated Load
• Westergaard Equation
• Boussinesq Equation