# Aktu Btech Geotechnical Engineering (KCE-501) Syllabus

Explore the study of Civil Engineering, foundation design, and slope stability as part of the AKTU B.Tech Geotechnical Engineering syllabus. Learn the techniques for constructing on firm ground as you unlock the mysteries of the earth.

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## UNIT-1: ORIGIN AND CLASSIFICATION

• Preview of Geotechnical field problems in Civil Engineering,
• Soil formation, transport and deposit,
• Soil composition,
• Basic definitions,
• Weight volume relationships,
• Clay minerals,
• Soil structure, Index properties,
• Sensitivity and thixotropy,
• Particle size analysis,
• Unified and Indian standard soil classification system.

## UNIT-2: SOIL HYDRAULICS

• Stress conditions in soil – total,
• Effective and neutral stresses and relationships.
• Permeability – Darcy’s Law, hydraulic conductivity,
• Equivalent hydraulic conductivity in stratified soil.
• Seepage, flow nets,
• Seepage calculation from a flow net,
• Flow nets in anisotropic soils,
• Seepage through earth dam, capillarity,
• Critical hydraulic gradient and quick sand condition,
• Uplift pressure, piping.

## UNIT-3: SOIL COMPACTION & CONSOLIDATION

• Soil compaction, water content – dry unit weight relationships.
• Factors controlling compaction.
• Field compaction equipment;
• Field compaction control;
• Proctor needle method.
• Consolidation: Primary and secondary consolidation,
• Terzaghi’s one dimensional theory of consolidation,
• Consolidation test,
• Normal and Over Consolidated soils,
• Over Consolidation Ratio,
• Determination of coefficient of consolidation.

## UNIT-4: STRESS DISTRIBUTION IN SOIL

• Stress Distribution in soil: Elastic constants of soils and their determination,
• Boussinesq equation for vertical stress,
• The Westergaard equation,
• Stress distribution under loaded areas,
• Concept of pressure bulb,
• Contact pressure.
• Shear Strength: Mohr-Coulomb failure criterion,
• Shear strength parameters and determination;
• Direct and tri-axial shear test;
• Unconfined compression test;
• Pore pressure,
• Skempton’s pore pressure coefficients, and Soil liquefaction.

## UNIT-5: EARTH PRESSURE & STABILITY OF SLOPES

• Earth pressure: Classical theories,
• Coulomb and Rankine’s approaches for frictional and c- φ soils, inclined backfill,
• Graphical methods of earth pressure determination.
• Stability of slopes – finite and infinite slopes,
• Types of slope failure,
• Culmann’s method & Method of slices,
• Stability number & chart,
• Bishop’s method.