# Subsurface Exploration: Importance and Techniques Involved

- Institution: IIT Guwahati
- Department: Civil Engineering
- Teacher: Prof. Abhishek Kumar
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/105103182)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/105103182)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture 1: Introduction](https://invisiblenetwork.ai/learn/nptel/105103182/e9a488275e37) (YouTube)
2. [Lecture 2: Phases and classification of subsurface Investigation](https://invisiblenetwork.ai/learn/nptel/105103182/70746de66429) (YouTube)
3. [Lecture 3: Test Pits+ Borings](https://invisiblenetwork.ai/learn/nptel/105103182/321ca88ec9ae) (YouTube)
4. [Lecture 4: Ground water table and rock drilling](https://invisiblenetwork.ai/learn/nptel/105103182/58d352979838) (YouTube)
5. [Lecture 5: Standard Penetration Test](https://invisiblenetwork.ai/learn/nptel/105103182/41ce91002b37) (YouTube)
6. [Lecture 6: Cone Penetration Test](https://invisiblenetwork.ai/learn/nptel/105103182/19a961a763be) (YouTube)
7. [Lecture 7: Dilatometer Test](https://invisiblenetwork.ai/learn/nptel/105103182/29c8de74a50b) (YouTube)
8. [Lecture 8: Pressuremeter Test](https://invisiblenetwork.ai/learn/nptel/105103182/5dd0258df1ef) (YouTube)
9. [Lecture 9: Seismic reflection method](https://invisiblenetwork.ai/learn/nptel/105103182/45885204e980) (YouTube)
10. [Lecture 10: Seismic refraction method](https://invisiblenetwork.ai/learn/nptel/105103182/d7c2a5a662f6) (YouTube)
11. [Lecture 11: Electrical Resistivity Survey](https://invisiblenetwork.ai/learn/nptel/105103182/dca90ebd1645) (YouTube)
12. [Lecture 12: Magnetic Survey](https://invisiblenetwork.ai/learn/nptel/105103182/fa7fc6ae0d33) (YouTube)
13. [Lecture 13: Surface wave method](https://invisiblenetwork.ai/learn/nptel/105103182/f95b277f8a07) (YouTube)
14. [Lecture 14: Gravity Survey](https://invisiblenetwork.ai/learn/nptel/105103182/0a5f7f953a21) (YouTube)
15. [Lecture 15: Offshore Investigation](https://invisiblenetwork.ai/learn/nptel/105103182/f415e4c6245c) (YouTube)
16. [Lecture 16: Geophysical Investigation in Offshore Environment](https://invisiblenetwork.ai/learn/nptel/105103182/639f94104e8e) (YouTube)
17. [Lecture 17: Sampling and Geotechnical Investigations in Offshore Environment](https://invisiblenetwork.ai/learn/nptel/105103182/a8b7551ffcb5) (YouTube)
18. [Lecture 18: Important Terminologies in Offshore Environment](https://invisiblenetwork.ai/learn/nptel/105103182/ad2619f89069) (YouTube)
19. [Lecture 19: Dynamic Testing in Pile Driving](https://invisiblenetwork.ai/learn/nptel/105103182/bc422259a4b4) (YouTube)
20. [Lecture 20: Dynamic Testing in Pile (Low Strain)](https://invisiblenetwork.ai/learn/nptel/105103182/8f683e127ab6) (YouTube)
21. [Lecture 21: Conclusion](https://invisiblenetwork.ai/learn/nptel/105103182/31c07e979549) (YouTube)
22. [Lecture 21: Plate Load Test Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/075afa30f29d) (YouTube)
23. [Lecture 22: Plate Load Test Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/24e185d064ea) (YouTube)
24. [Lecture 23: Pile Load Test Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/63c2ef48ee3f) (YouTube)
25. [Lecture 24: Pile Load Test Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/772c3086a4e3) (YouTube)
26. [Lecture 25: Numerical and results interpretation Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/9a6e53e34f69) (YouTube)
27. [Lecture 26: Numerical and results interpretation Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/77ced2a14945) (YouTube)
28. [Lecture 27: Vane Shear Test Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/fb428e9dc158) (YouTube)
29. [Lecture 28: Vane Shear Test Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/1142edb117dd) (YouTube)
30. [Lecture 29: Field permeability Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/7461990da395) (YouTube)
31. [Lecture 30: Field permeability Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/e9196dd4846e) (YouTube)
32. [Lecture 31: Numerical and results interpretation Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/a3dc1e415143) (YouTube)
33. [Lecture 32: Numerical and results interpretation Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/a55efd8a9eb5) (YouTube)
34. [Lecture 33: Seismic Tomography Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/531eade4369e) (YouTube)
35. [Lecture 34: Seismic Tomography Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/f7eb682bdde0) (YouTube)
36. [Lecture 35:Ground Penetrating Radar Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/a7fa6702fc95) (YouTube)
37. [Lecture 36:Ground Penetrating Radar Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/ecd4685f00c8) (YouTube)
38. [Lecture 37: Pull-out capacity test Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/2905c15c2f62) (YouTube)
39. [Lecture 38: Pull-out capacity test Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/62e6f51a8135) (YouTube)
40. [Lecture 39: Numerical and results interpretation Part 1](https://invisiblenetwork.ai/learn/nptel/105103182/2d6cd612dfaf) (YouTube)
41. [Lecture 40: Numerical and results interpretation Part 2](https://invisiblenetwork.ai/learn/nptel/105103182/e0af93f04315) (YouTube)