Unit I: Introduction
Concept of soil,Definition and meaning of soil mechanics, History of soil mechanics
Scope of soil mechanics, Soil formation
Unit II: Weight And Volume Relationship Of Soil
Definition of soil mass, Components of soil mass, Phase diagram of soil mass and its
labeling, Weight and volume of soil with usual notation, Dry soil and wet soil
Void ratio, Porosity and their relations, Types of water in soil, Bulk density,
saturated, submerged and dry density, Difference between adsorbed water and
absorbed water in soil, Saturated, partly saturated and dry soil
Unit III: Classification Of Soil
Definition of Coarse and fine grained soil, Homogeneity, Consistency, Cohesiveness,
Toughness, Shear strength, Compressibility, Difference between coarse and fine
grained soil, Two methods of soil classification, Grain size classification of soil as per
I.S.I and classification of soil using plasticity chart, Sieve analysis and Stoke’s law,
Sedimentation analysis of soil, Particle size - Distribution curve on semi log scale,
States of consistency and its diagram, Consistency limits- Liquid limit, plastic limit,
shrinkage limit and plasticity index (P.I), Laboratory methods to find out these limits,
Field identification tests
Unit IV: Permeability
Definition and understanding of permeability, Different types of soil and permeability,
Laminar and turbulent flow, Importance of permeability, Darcy’s Law
Coefficient of permeability and its determination in laboratory, Factors affecting
permeability, Confined and unconfined aquifer, Dupit’s Formula, Field determination
of permeability by pumping out and pumping in test, Concepts meaning of seepage,
Effects of seepage, Flow lines and flow net diagram (only understanding)
Concept of soil,Definition and meaning of soil mechanics, History of soil mechanics
Scope of soil mechanics, Soil formation
Unit II: Weight And Volume Relationship Of Soil
Definition of soil mass, Components of soil mass, Phase diagram of soil mass and its
labeling, Weight and volume of soil with usual notation, Dry soil and wet soil
Void ratio, Porosity and their relations, Types of water in soil, Bulk density,
saturated, submerged and dry density, Difference between adsorbed water and
absorbed water in soil, Saturated, partly saturated and dry soil
Unit III: Classification Of Soil
Definition of Coarse and fine grained soil, Homogeneity, Consistency, Cohesiveness,
Toughness, Shear strength, Compressibility, Difference between coarse and fine
grained soil, Two methods of soil classification, Grain size classification of soil as per
I.S.I and classification of soil using plasticity chart, Sieve analysis and Stoke’s law,
Sedimentation analysis of soil, Particle size - Distribution curve on semi log scale,
States of consistency and its diagram, Consistency limits- Liquid limit, plastic limit,
shrinkage limit and plasticity index (P.I), Laboratory methods to find out these limits,
Field identification tests
Unit IV: Permeability
Definition and understanding of permeability, Different types of soil and permeability,
Laminar and turbulent flow, Importance of permeability, Darcy’s Law
Coefficient of permeability and its determination in laboratory, Factors affecting
permeability, Confined and unconfined aquifer, Dupit’s Formula, Field determination
of permeability by pumping out and pumping in test, Concepts meaning of seepage,
Effects of seepage, Flow lines and flow net diagram (only understanding)
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