| Soil name | Soil composition | Soil stage |
| Miscellaneous fill | Construction waste, household garbage, slag, residual soil | Moist and loose | Silty clay | Iron manganese nodules | Tawny, containing a few brown or black spots, moist, medium strength and toughness, good ductility | Medium sand | Mainly feldspar quartz sand, mixed with coarse gravel and a small amount of clay | Brown yellow, moist, medium density, uniform particles | Gravel | Mainly feldspar quartz sand, containing 3-7% pebbles, with good gradation and local coarse-grained lens | Brown yellow, saturated, dense, the maximum pebble diameter is 50 mm | Shingle | Mainly feldspar quartz sand, containing a very small amount of pebbles, mixed grain structure, inclusion of medium sand, and a small amount of clay | Brown yellow, saturated, dense | Pebble | It is composed of weathered crystal rock debris, and the filling material is mixed sand with good gradation, coarse sand and medium sand, and quick fertilizer layer | The maximum particle size is 80 mm, hard, saturated, and dense |
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