Soil Mechanics and Foundation Engineering | All Chapters Numerical in a single Lecture

Описание: #soilmechanics #foundationengineering #polytechnic #bteup #gtechpoly
#numericals #civilengineering #5thsemester

Soil Mechanics and Foundation Engineering.
numericals for bteup
Polytechnic civil Engineering 5th semester

2. Physical Properties of Soils
2.1 Constituents of soil and representation by a phase diagram 2.2 Definitions of void ratio, porosity, degree of saturation, water content, specific gravity.
unit weight, bulk density/bulk unit weight, dry unit weight, saturated unit weight and submerged unit weight of soil grains and correlation between them 2.3 Simple numerical problems with the help of phase diagrams
Classification and Identification of Soils
3.1. Particle size, shape and their effect on engineering properties of soil, particle size
classification of soils
3.2 Gradation and its influence on engineering properties
3.3 Relative density and its use in describing cohesionless soils 3.4 Behaviour of cohesive soils with change in water content, Atterberg's limit - definitions, use and practical significance including numerical problems
3.5 Field identification tests for soils
3.6 Soil classification system as per IS 1498; basis, symbols, major divisions and sub divisions, groups, plasticity chart; procedure for classification of a given soil
4. Flow of Water Through Soils
4.1 Concept of permeability and its importance 4.2 Darcy's law, coefficient of permeability, seepage velocity and factors affecting
permeability
4.3 Comparison of permeability of different soils as per Indian Standards 4.4 Measurement of permeability in the laboratory
4.5 Simple numerical problems
Effective Stress (Concept only)
5. Effective Stress
5.1 Stresses in subsoil
5.2 Definition and meaning of total stress, effective stress and neutral stress
5.3 Principle of effective stress
5.4 Importance of effective stress in engineering problems
7. Shear Strength of Soil
7.1 Concept and Significance of shear strength 7.2 Factors contributing to shear strength of cohesive and cohesion less soils, Coulomb's law
7.3 Determination of shearing strength by direct shear test, unconfined compression test and
vane shear test. Drainage conditions of test and their significance
7.4 Stress and strain curve, peak strength and ultimate strength, their significance 7.5 Examples of shear failure in soils
7.6 Numerical problems

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