Lecture Notes || SNS Courseware

Subject Details

Dept : CIVIL

Sem : 5

Regul : 2019

Faculty : Mr. P.S.Venkatanarayanan

phone : NIL

E-mail : venkat.s.civil@snsct.org

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Lecture Notes

UNIT 1:

Nature of Soil - Problems with soil

Phase relation - Sieve analysis

Atterberg limits

Sedimentation analysis

Classification for engineering purposes - BIS Classification system

Atterberg limits

Classification for engineering purposes - BIS Classification system

GI Index, Soil compaction

Factors affecting compaction

Field compaction methods and monitoring

UNIT 2:

Soil water – Various forms

Capillary rise, Suction

Total, neutral and effective stress distribution in soil

Permeability – Darcy’s Law

Permeability measurement in the laboratory

Quick sand condition - Seepage

Laplace Equation - Introduction to flow nets- properties and uses

Application to simple problems

UNIT 3:

Stress distribution in soil media

Boussinesque formula – stress due to line load area

Boussinesque formula – stress due to Circular and rectangular loaded area

Use of influence charts

Westerguard equation for point load -Components of settlement

Immediate and consolidation settlement

Laboratory consolidation test, Field consolidation curve – NC and OC clays

Problems on final and time rate of consolidation

Lecture Notes