Physical model test data (prototype scale).
| Parameter | Value | Unit | Note |
|---|---|---|---|
| H × B × L | 15 × 15 × 30 | m | |
| ymin | 31 | m | |
| Lw | 15 | m | |
| wslab | 26 | kPa | |
| EIslab | 550 | MNm2 | Simulating a ‘stiff’ slab |
| at excav. base | 239 | kPa | |
| mid clay layer | 298 | kPa | |
| Eoed. mid clay layer | 20 | MPa | Cs = 0·07, e0 = 1·02 |
| E mid clay layer | 18 | MPa | ν′ = 0·2 |
| R = EIslab/Esoil B3 | 0·009 | — | Esoil = E |
| t90, recons.centrifuge | 40 000 | hours | 4 hours in model |
| cv | 3·8 × 10−7 | m2/s | Taylor’s square root of time method |
| texcav. | 7 | weeks | |
| texc.–slab | 15 | weeks | |
| Tv | 0·05 (−0·08) | — | t = 15 weeks (7 + 15 weeks) |
| T2D | 0·06 (−0·08) | — | t = 15 weeks (7 + 15 weeks) |
| Parameter | Value | Unit | Note |
|---|---|---|---|
| 15 × 15 × 30 | m | ||
| 31 | m | ||
| 15 | m | ||
| 26 | kPa | ||
| 550 | MNm2 | Simulating a ‘stiff’ slab | |
| 239 | kPa | ||
| 298 | kPa | ||
| 20 | MPa | ||
| 18 | MPa | ||
| 0·009 | — | ||
| 40 000 | hours | 4 hours in model | |
| 3·8 × 10−7 | m2/s | Taylor’s square root of time method | |
| 7 | weeks | ||
| 15 | weeks | ||
| 0·05 (−0·08) | — | ||
| 0·06 (−0·08) | — |
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