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Civil Engineering - Shridhar University

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Definition of Soil and Soil Mechanics ­ Soil Problems in <strong>Civil</strong> <strong>Engineering</strong> Field ­ Type of Soils ­ Basic definition in<br />

soil mechanics ­ Three phase systems & relation ­ Specific gravity ­ Pycnometer and density bottle methods ­ Field<br />

density from sand replacement and core cutter method.<br />

INDEX PROPERTIES<br />

Grain size analysis ­ Stoke's law and hydrometer analysis ­ Atterberg limits ­ Plasticity, liquidity and consistency<br />

indexes ­ Classification of coarse grained and fine grained soils as per BIS.<br />

PERMEABILITY AND SEEPAGE<br />

One dimensional flow through soil ­ permeability ­ Darcy's law ­ field and laboratory permeability tests ­ flow<br />

through stratified soils ­ factors affecting permeability ­ seepage ­ Introduction to flow nets ­ quick sand<br />

phenomenon.<br />

COMPACTION AND CONSOLIDATION<br />

Compaction ­ Proctor's test ­ moisture ­ density relations ­ field compaction methods ­ factors affecting compaction ­<br />

California Bearing Ratio (CBR) test. Consolidation ­ definition ­ Terzaghi's theory of one dimensional consolidation<br />

partial differential equations (no analytical solutions) Laboratory test ­ Determination of co­efficient of<br />

consolidation.<br />

STRESS DISTRIBUTION AND SHEAR STRENGTH<br />

Stresses in soils ­ Geostatic stresses ­ concept of effective and neutral stresses ­ stress distribution in soil media ­<br />

Boussinesq and Westergards equation ­ Pressure bulb. Shear strength ­ Shear strength of cohesive and cohesionless<br />

soils ­ Mohr ­ coulomb's theory ­ Laboratory and field test : Direct, triaxial, vane and unconfined shear strength test<br />

­ factors affecting shear strength.<br />

TEXT BOOKS<br />

• Raju K.V.B. & Ravichandran P.T, Mechanics of Soils, Ayyappaa Publications, 2000<br />

• Gopal Ranjan, Rao.A.S.R., Basic and Applied Soil Mechanics, Wiley Eastern Ltd., 2000<br />

• Punmia B.C., Soil Mechanics and Foundations, Laxmi Publications Pvt. Ltd., 2000<br />

REFERENCE BOOKS<br />

• Terzaghi K., Peck R.B., Soil Mechanics in <strong>Engineering</strong> Practice, John Wiley Ltd., 1967<br />

• Lambe T.W., Whitman, Soil Mechanics, John Wiley Ltd., 1979<br />

• Capper and Cassie, Soil Mechanics, McGraw Hill, 1971

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