engineering recuitment HPCL Engineer Mock Test 2024 Soil Mechanics and Foundation Engineering Bearing Capacity
The number of blows observed in a Standard Penetration Test (SPT) for different penetration depth are as follows:
| Penetration of sampler | Number of blows |
| 0 - 150 mm | 6 |
| 150 - 300 mm | 8 |
| 300 - 450 mm | 10 |
The observed N value is
1
8
2
14
3
18
4
24