Research Article
Study on Deformation Characteristics of Extended Highway in Operation Period
Table 4
Material parameters of each soil layer.
| | Soil layer distribution | Traffic load (kN) | Density (kg/m3) | Elastic modulus (MPa) | Shear modulus (MPa) | Poisson’s ratio | Cohesion (kPa) | Internal friction angle (°) |
| | Old subgrade ① | — | — | 34.3 | 12.5 | 0.36 | 5.889 | 30 | | Old subgrade ② | — | — | 38.2 | 14.3 | 0.34 | 5.889 | 30 | | Old subgrade ③ | 50 | 1760 | 39.2 | 14.7 | 0.33 | 5.889 | 30 | | New subgrade ④ | 100 | — | 22.5 | 8.4 | 0.33 | 4.585 | 31 | | New subgrade ⑤ | 200 | — | 26.1 | 9.7 | 0.34 | 4.585 | 31 | | New subgrade ⑥ | — | — | 29.3 | 10.6 | 0.36 | 4.585 | 31 | | Foundation ⑦ | — | 1840 | 35.0 | 13.5 | 0.30 | 5.0 | 35 |
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