CE6405 notes Soil Mechanics
CE6405 notes Soil Mechanics Regulation 2013 Anna University.
UNIT I SOIL CLASSIFICATION AND COMPACTION CE6405 notes
Nature of soil – phase relationships – Soil description and classification for engineering purposes, their significance – Index properties of soils – BIS Classification system – Soil compaction – Theory, comparison of laboratory and field compaction methods – Factors influencing compaction behaviour of soils.
UNIT II SOIL WATER AND WATER FLOW
Soil water – static pressure in water – Effective stress concepts in soils – capillary stress – Permeability measurement in the laboratory and field pumping in pumping out tests – factors influencing permeability of soils – Seepage – introduction to flow nets – Simple
problems. (sheet pile and weir).
UNIT III STRESS DISTRIBUTION AND SETTLEMENT CE6405 notes
Stress distribution – soil media – Boussinesq theory – Use of Newmarks influence chart – Components of settlement –– immediate and consolidation settlement – Terzaghi‟s onedimensional consolidation theory – computation of rate of settlement. – √t and log t methods– e-log p relationship – Factors influencing compression behaviour of soils.
UNIT IV SHEAR STRENGTH
Shear strength of cohesive and cohesionless soils – Mohr – Coulomb failure theory –Measurement of shear strength, direct shear – Triaxial compression, UCC and Vane shear tests –
Pore pressure parameters – cyclic mobility – Liquefaction.
UNIT V SLOPE STABILITY CE6405 notes
Slope failure mechanisms – Types – infinite slopes – finite slopes – Total stress analysis for saturated clay – Fellenius method – Friction circle method – Use of stability number – slope protection measures.
|Subject Name||Soil Mechanics|
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