Research Article
Experimental Study on the Variation Law of Excess Pore Water Pressure at the Bottom of the Foundation Pit for Excavation
Table 2
Natural stress levels of the samples.
| No. | Sampling depth (m) | Vertical stress (kPa) | Horizontal stress (kPa) |
| A1, A2, A3 | −4.7 | 107 | 63 | B1, B2, B3 | −12 | 221 | 121 | C1, C2, C3 | −22.8 | 412 | 219 |
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