Learn · NPTEL

Course10510317736 lectures

Unsaturated Soil Mechanics

Prof. Tadikonda Venkata Bharat · IIT Guwahati

Start with lecture 1 At NPTEL

Lectures

Week 01: Introduction and Fundamental Principles

  1. Fundamental Aspects of Unsaturated Soil Mechanics and its Basic Principles Video
  2. Phases of Unsaturated Soils-I Video
  3. Phases of Unsaturated Soils-II Video

Week 02: Basic Parameters and Phase Equilibrium

  1. Equilibrium between Air and Water Phases Video
  2. Capillary Phenomenon in Unsaturated Soils-I Video
  3. Capillary Phenomenon in Unsaturated Soils-II Video

Week 03: Concept of Water Retention; Soil Water Characteristics (SWCC)

  1. Summary: Fundamental Principles and Constitutive Relationships Video
  2. Concept of Water Retention and Soil Water Characteristics - I Video
  3. Concept of Water Retention and Soil Water Characteristics - II Video

Week 04 : Measurement of State Variable

  1. Hydraulic conductivity functions and determination of state variables Video
  2. Suction Measurement/Control Techniques - I Video
  3. Suction Measurement /Control Techniques - II Video

Week 05: Measurement of State Variables and Theoretical SWCC

  1. Summary: Suction Measurement and Control Techniques Video
  2. HCF Determination Video
  3. SWCC and HCF Models Video

Week 06: Demonstration of Software for Fitting SWCC; Pedo-Transfer Functions (PTF)

  1. HCF Modelling Video
  2. Fitting of SWCC & HCF modelling Video
  3. Pedo-transfer Functions (PTF) Video

Week 07 : Flow Through Unsaturated Soils

  1. Steady-State Flow Through Soils Video
  2. Steady-State & Transient Flow Video
  3. Analytical Methods for Transient Flow-I Video

Week 08 : Analytical Methods for Transient Flow and Shear Strength of Unsaturated Soils

  1. Analytical Methods for Transient Flow-II Video
  2. Shear Strength of Unsaturated Soils Video
  3. Suction-Controlled Direct Shear Test Video

Week 09: Shear Strength of Unsaturated Soils

  1. Suction-Controlled Triaxial Test Video
  2. Extended M-C Criterion - I Video
  3. Extended M-C Criterion - II Video

Week 10: Shear Strength of Unsaturated Soils

  1. Extended M-C Criterion - III Video
  2. Concept of "Suction Stress"- I Video
  3. Concept of "Suction Stress"- II Video

Week 11: Suction Stress Characteristics of Soil and Volume Change Behaviour

  1. Concept of "Suction Stress"- III Video
  2. Summary: Shear Strength of Unsaturated Soils and Introduction to Volume Change Video
  3. Swelling Behaviour of Soils Video

Week 12: Volume Change Behaviour and Demonstration of Laboratory Experiments

  1. Estimation of Swelling Pressure in the Laboratory and Behaviour of Collapsible soil Video
  2. Volume Change Behaviour of Bentonite and Kaolin Clay Video
  3. Demonstration of Various Experiments Related to Unsaturated Soil Mechanics Video

Syllabus and materials

At NPTEL, as the course publishes them.

Credits and licence

Institution
IIT Guwahati
Department
Civil Engineering
Teacher
Prof. Tadikonda Venkata Bharat
Level
Undergraduate
Language
English
Subjects
Engineering
Source
NPTEL
Licence
CC BY-NC-SA, as NPTEL states it. Non-commercial use only. NPTEL's terms
Attribution
NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge.
Who can watch
NPTEL gives no rating. Invisible Network shows it to Tweens profiles and older, judged from what the source says about it. How courses are placed