Research Article
Assessment of Ultimate Bearing Capacity of Static Loading Pile Based on Cusp Catastrophe Theory
Table 1
Stratum lithology revealed by drilling hole SZ1 at Jinqiao-Chunyu site.
| | Layer order | Soil name | Thickness (m) | Depth (m) | Angle of internal friction (°) | Diameter of the cast-in-place pile (mm) |
| | ①1 | Miscellaneous fill soil | 2.3 | 2.3 | 10 | 1,010 | | ② | Silty clay | 0.7 | 3.0 | 19.5 | 1,010 | | ③1 | Muddy silty clay | 6.0 | 9.0 | 11.4 | 1,010 | | ④1 | Muddy clay | 9.0 | 18.0 | 11.5 | 1,010 | | ⑤11 | Clay | 4.0 | 22.0 | 14.3 | 1,010 | | ⑤12 | Silty clay | 3.5 | 25.5 | 17.4 | 1,030 | | ⑥ | Silty clay | 7.5 | 33.0 | 16.2 | 1,030 | | ⑦11 | Sandy silt | 2.0 | 35.0 | 30.6 | 1,000 | | ⑦12 | Silt | 7.5 | 42.5 | 32.7 | 1,080 | | ⑦2 | Silt | 25.5 | 68.0 | 33.7 | 1,030 | | ⑨11 | Sandy silt | 10.0 | 78.0 | 32.7 | 1,010 | | ⑨2 | Medium-coarse sand | 8.6 | 86.6 | 36.3 | 1,000 |
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