Research Article
Case Study and Numerical Simulation of Excavation beneath Existing Buildings
Table 1
Physical and mechanical nature of soils.
| | Layer no. | Name | γs (kN/m3) | c (kPa) | φ (°) | Es (MPa) | μ |
| | ①-0 | Miscellaneous fill | — | — | — | — | — | | ①-1 | Silty clay | 18.7 | 8.9 | 3.6 | 3.5 | 0.35 | | ② | Clay silt | 18.55 | 12.1 | 27.4 | 10.5 | 0.35 | | ③ | Sludge | 16.15 | 8.5 | 2.9 | 2.5 | 0.35 | | ④ | Gravelly silty clay | 19.00 | 40.00 | 13.80 | 6.0 | 0.35 | | ⑩-1 | Fully weathered sandstone | 19.77 | | | 15 | 0.35 | | ⑩-2 | Highly weathered sandstone | | | | 25.0 | 0.25 | | ⑩-3 | Moderately weathered sandstone | — | — | — | >50 | 0.25 |
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