Research Article
The Optimal Design of an Arch Girder of Variable Curvature and Stiffness by Means of Control Theory
Table 4
Comparison of the most important results for the next optimisation tasks.
| | Task no. | Arch axis curvature
| Cross-section height
| Rise of an arch
| Volume of concrete
| Percentage of material savings
|
| | 5. |
|
| 6.17 | 69.035 | 26.79 |
| | 6. |
|
| 6.06 | 68.873 | 26.96 |
| | 7. |
|
| 5.68 | 68.664 | 27.18 |
| | 8. |
|
| 5.54 | 68.369 | 27.49 |
|
|
