CE8491 – Soil Mechanics – Regulation 2017 Syllabus

CE8491 – NOTES & QP

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SEMESTER QP CLICK HERE

CE8491 – SYLLABUS

UNIT I SOIL CLASSIFICATION AND COMPACTION

History — formation and types of soil — composition — Index properties — clay mineralogy structural arrangement of grains — description — Classification — BIS — US — phase relationship — Compaction — theory — laboratory and field technology — field Compaction method — factors influencing compaction.

UNIT II EFFECTIVE STRESS AND PERMEABILITY

Soil — water — Static pressure in water — Effective stress concepts in soils — Capillary phenomena–
— Permeability — Darcy?s law — Determination of Permeability — Laboratory Determination (Constant head and falling head methods) and field measurement pumping out in unconfined and confined aquifer — Factors influencing permeability of soils — Seepage — Two dimensional flow — Laplace?s equation — Introduction to flow nets — Simple problems Sheet pile and wier.

UNIT III STRESS DISTRIBUTION AND SETTLEMENT 

Stress distribution in homogeneous and isotropic medium — Boussines of theory — (Point load, Line load and udl) Use of Newmarks influence chart –Components of settlement — Immediate and consolidation settlement — Factors influencing settlement — Terzaghi?s one dimensional consolidation theory — Computation of rate of settlement. — vt and log t methods. e-log p relationship consolidation settlement N-C clays — O.C clays — Computation.

UNIT IV SHEAR STRENGTH

Shear strength of cohesive and cohesion less soils — Mohr-Coulomb failure theory — shear strength — Direct shear, Triaxial compression, UCC and Vane shear tests — Pore pressure parameters — Factors influences shear strength of soil.

UNIT V SLOPE STABILITY

Infinite slopes and finite slopes —- Friction circle method — Use of stability number –Guidelines for location of critical slope surface in cohesive and c — soil — Slope protection measures.

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