The completion of structural concrete works at Melbourne’s State Library Station marks a significant milestone in the Metro Tunnel project, showcasing advanced underground construction methodologies in complex urban conditions.
Project Statistics
| Parameter | Quantity | Notes |
|---|---|---|
| Concrete Volume | 100,000 m³ | Total precinct |
| Reinforcement | 35,000 tonnes | Fixed steel |
| Cavern Length | 220 meters | Platform tunnel |
| Depth | 40 meters | Below surface |
| Trinocular Configuration | 3 tunnels | 2 rail + 1 central |
Construction Metrics
| Element | Specification | Production Rate |
|---|---|---|
| Arch Pours | Trinocular design | Sequential stages |
| Platform Tunnel | Triple cavity | Coordinated pours |
| Structural Concrete | High strength | Multiple phases |
| Steel Fixing | Complex geometry | Progressive installation |
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