| Load Type | Compression load in kg |
| Supine position | 30 |
| Standing | 70 |
| Walking | 85 |
| Turning | 90 |
| Lateral Flexion | 95 |
| Sitting upright without an arm rest | 100 |
| Isometric Exercise of the abdominal muscles | 110 |
| Coughing or hopping | 110 |
| Prevented or on the side of turned sitting (occupation bearing) | 120 |
| Forwards bending of the back muscles over a book | 120 |
| Over stretching of the back muscles in prone position like a surfer | 150 |
| Sitting up from the supine position | 175 - 180 |
| Lifting of 20 kg with bent back and straight knees | 340 |