Jharkhand University of Technology, Jharkhand, Civil Engineering Semester 5, Geotechnical Engineering-I Syllabus

Unit - 1 Engineering Properties And Classifications Laboratory And Field Identification Of Soils

Unit 1

Engineering Properties and Classification

1.1 Laboratory and Field identification of Soils

1.2 Determination of Water Content by Oven drying

1.3 Specific Gravity by using Pycnometer

1.4 Specific Gravity by using Specific Gravity Bottle

1.5 Grain Size Analysis by Sieve analysis

1.6 Hydrometer analysis

1.7 Pipette analysis

1.8 Atterberg Limit and indices

1.9 Sensitivity and Thixotropy

1.10 Field density by Core Cutter

1.11 Field density by Sand Replacement

1.12 Field density by Wax Coating methods

1.13 Permeability Definition

1.14 Darcy’s Law

1.15 Factors affecting Permeability

1.16 Laboratory Determination

1.17 Permeability of Stratified Soils

1.18 Classification of Soil

1.19 Necessity

1.20 Principles of Classification

1.21 Is Classification

1.22 Plasticity Chart

Unit - 2 Stress Distribution In Soils Stress Distribution

Unit 2

Stress Distribution in Soils

2.1 Stress Distribution

2.2 Boussinesque’s and Westergaards equation for vertical pressure due to point load and uniformly distributed loads

2.3 Assumptions and Limitations

2.4 Pressure Bulb

2.5 Newmark’s charts and their use

Unit - 3 Compressibility Of Soils Consolidation

Unit 3

Compressibility of Soils

3.1 Consolidation Definition

3.2 Concept of Coefficient of compressibility Coefficient of Volume Change and Compression index

3.3 elog p curves

3.4 Preconsolidation Pressure

3.5 Terzaghi’s theory of One dimensional consolidation

3.6 Determination of coefficient of Consolidation

3.7 Difference between Consolidation and Compaction

3.8 Compaction Definition

3.9 Objective of Compaction

3.10 Proctor test

3.11 Modified proctor test

3.12 Concept of OMC and maximum dry density

3.13 Zero air void lines

3.14 Factors influencing Compaction

3.15 Field Compaction methods

3.16 Proctor Needle for Field Control

Unit - 4 Shear Strength And Stability Of Slope

Unit 4

Shear strength and Stability of Slope

4.1 Shear Strength Definition

4.2 Mohr’s Strength and Stress Circles

4.3 Mohr’s Envelope

4.4 Mohr Coulomb Strength theory

4.5 Direct test

4.6 Triaxial test

4.7 UCC test

4.8 Drainage ConditionUU CU and CD tests

4.9 Vane shear tests

4.10 Total and effective stress

4.11 Strength Parameters

4.12 Stability of Slopes

4.13 Slope Failure

4.14 Base Failure

4.15 Toe Failure

4.16 Swedish Circle method

4.17 Friction Circle method

4.18 Taylor’s Stability Number and Stability Charts

Unit - 5 Retaining Walls

Unit 5

Retaining Walls

5.1 Retaining Walls

5.2 Active Neutral and Passive earth pressures and their distributions

5.3 Rigid and Flexible Retaining walls

5.4 Coulomb’s earth pressure distribution

5.5 Rankine earth pressure distribution

5.6 Tension Cracks and Depth of Tension Cracks

5.7 Critical Depth of Excavation

Unit - 6 Sub-Surface Exploration

Unit 6

Subsurface Exploration

6.1 Subsurface exploration and investigation

6.2 Preliminary and Detailed Investigation

6.3 Soil Sampling and various terms such as clearance and recovery ratio

6.4 Augering and Boring

6.5 Penetration tests such as SPT CPT SCPT