# Unsaturated Soil Mechanics

- Institution: IIT Guwahati
- Department: Civil Engineering
- Teacher: Prof. Tadikonda Venkata Bharat
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/105103177)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/105103177)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Fundamental Aspects of Unsaturated Soil Mechanics and its Basic Principles](https://invisiblenetwork.ai/learn/nptel/105103177/f05f9ad452ae) (Video)
2. [Phases of Unsaturated Soils-I](https://invisiblenetwork.ai/learn/nptel/105103177/c59ac1788f8c) (Video)
3. [Phases of Unsaturated Soils-II](https://invisiblenetwork.ai/learn/nptel/105103177/0a4373acad65) (Video)
4. [Equilibrium between Air and Water Phases](https://invisiblenetwork.ai/learn/nptel/105103177/9de4bff92dfa) (Video)
5. [Capillary Phenomenon in Unsaturated Soils-I](https://invisiblenetwork.ai/learn/nptel/105103177/cd37751e7015) (Video)
6. [Capillary Phenomenon in Unsaturated Soils-II](https://invisiblenetwork.ai/learn/nptel/105103177/642f9a158893) (Video)
7. [Summary: Fundamental Principles and Constitutive Relationships](https://invisiblenetwork.ai/learn/nptel/105103177/0f8edad0772f) (Video)
8. [Concept of Water Retention and Soil Water Characteristics - I](https://invisiblenetwork.ai/learn/nptel/105103177/7bb992717702) (Video)
9. [Concept of Water Retention and Soil Water Characteristics - II](https://invisiblenetwork.ai/learn/nptel/105103177/1aa5f49875f2) (Video)
10. [Hydraulic conductivity functions and determination of state variables](https://invisiblenetwork.ai/learn/nptel/105103177/02d71a5f3cf9) (Video)
11. [Suction Measurement/Control Techniques - I](https://invisiblenetwork.ai/learn/nptel/105103177/06c705a0f85d) (Video)
12. [Suction Measurement /Control Techniques - II](https://invisiblenetwork.ai/learn/nptel/105103177/1dd919701c60) (Video)
13. [Summary: Suction Measurement and Control Techniques](https://invisiblenetwork.ai/learn/nptel/105103177/fec5cad71c49) (Video)
14. [HCF Determination](https://invisiblenetwork.ai/learn/nptel/105103177/48141504a0e8) (Video)
15. [SWCC and HCF Models](https://invisiblenetwork.ai/learn/nptel/105103177/685204588f29) (Video)
16. [HCF Modelling](https://invisiblenetwork.ai/learn/nptel/105103177/4467c0552222) (Video)
17. [Fitting of SWCC & HCF modelling](https://invisiblenetwork.ai/learn/nptel/105103177/2a89655fff39) (Video)
18. [Pedo-transfer Functions (PTF)](https://invisiblenetwork.ai/learn/nptel/105103177/705314e49f7a) (Video)
19. [Steady-State Flow Through Soils](https://invisiblenetwork.ai/learn/nptel/105103177/a8893beee017) (Video)
20. [Steady-State & Transient Flow](https://invisiblenetwork.ai/learn/nptel/105103177/4abd14442fc2) (Video)
21. [Analytical Methods for Transient Flow-I](https://invisiblenetwork.ai/learn/nptel/105103177/5841ae1a6fc1) (Video)
22. [Analytical Methods for Transient Flow-II](https://invisiblenetwork.ai/learn/nptel/105103177/e7976895e137) (Video)
23. [Shear Strength of Unsaturated Soils](https://invisiblenetwork.ai/learn/nptel/105103177/008c49149b44) (Video)
24. [Suction-Controlled Direct Shear Test](https://invisiblenetwork.ai/learn/nptel/105103177/5fb46c58155d) (Video)
25. [Suction-Controlled Triaxial Test](https://invisiblenetwork.ai/learn/nptel/105103177/5f5aff682b96) (Video)
26. [Extended M-C Criterion - I](https://invisiblenetwork.ai/learn/nptel/105103177/bcc6621cc7d9) (Video)
27. [Extended M-C Criterion - II](https://invisiblenetwork.ai/learn/nptel/105103177/ef70c95eb946) (Video)
28. [Extended M-C Criterion - III](https://invisiblenetwork.ai/learn/nptel/105103177/5b24602cd7cf) (Video)
29. [Concept of "Suction Stress"- I](https://invisiblenetwork.ai/learn/nptel/105103177/4237d0e75db6) (Video)
30. [Concept of "Suction Stress"- II](https://invisiblenetwork.ai/learn/nptel/105103177/230e2721ca7b) (Video)
31. [Concept of "Suction Stress"- III](https://invisiblenetwork.ai/learn/nptel/105103177/d9f6741f7143) (Video)
32. [Summary: Shear Strength of Unsaturated Soils and Introduction to Volume Change](https://invisiblenetwork.ai/learn/nptel/105103177/b6c1470394fa) (Video)
33. [Swelling Behaviour of Soils](https://invisiblenetwork.ai/learn/nptel/105103177/d838aed2c012) (Video)
34. [Estimation of Swelling Pressure in the Laboratory and Behaviour of Collapsible soil](https://invisiblenetwork.ai/learn/nptel/105103177/80d9f99686ef) (Video)
35. [Volume Change Behaviour of Bentonite and Kaolin Clay](https://invisiblenetwork.ai/learn/nptel/105103177/53821cc65d51) (Video)
36. [Demonstration of Various Experiments Related to Unsaturated Soil Mechanics](https://invisiblenetwork.ai/learn/nptel/105103177/68d9642330a2) (Video)