Research Article
Research on Shear Strength Parameters of the Silty Fine Sand and the Rounded Gravel Layers in Nanning City
Table 5
Results of the direct shear test on the rounded gravel layer.
| Test site | Test site number | Moisture content (%) | Natural density (g⋅cm−3) | Permeability coefficient (m/d) | c (kPa) | φ (°) | Compactness |
| Baicangling Station | 1 | 47.3 | 2.01 | 90 | 6.7 | 31.0 | Moderately dense |
| Chaoyang Square Station | 1 | 51.8 | 2.05 | 85 | 2.0 | 31.0 | Moderately dense | 2 | 49.7 | 2.14 | 87 | 6.8 | 34.2 | Dense | 3 | 50.3 | 2.16 | 81 | 4.5 | 33.0 | Dense |
| Jinhu Square Station | 1 | 50.2 | 1.91 | 71 | 0.2 | 28.7 | Slightly dense | 2 | 48.9 | 2.04 | 74 | 0.0 | 30.0 | Moderately dense |
| Minzu Square Station | 1 | 49.1 | 2.08 | 54 | 0.0 | 27.0 | Moderately dense | 2 | 51.4 | 2.15 | 61 | 0.0 | 29.5 | Dense |
| Qingchuan Station | 1 | 51.7 | 2.13 | 80 | 0.0 | 36.9 | Dense |
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