Research Article
Performance Degradation of Subsea Shield Tunnel Segment Accounting for Concrete Strength Loss and Steel Bar Corrosion
Table 3
Geometric dimensions of the K-block.
| | External diameter (mm) | Internal diameter (mm) | External boundary length (mm) | Internal boundary length (mm) | Segment thickness (mm) | Cover thickness (mm) | Steel bar spacing (mm) | Steel bar diameter (mm) |
| | 6,200 | 5,500 | 1,163 | 1,031 | 350 | 50 | 200 | 20 |
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