The ground stratum is quite complex, with silt layer and finesandlayer mixed, so the construction is difficult to be carried out and the requirement of pit support is strict.
基坑所处地层十分复杂,有较厚的淤泥层和细砂层,基坑支护要求高,施工难度大。
2
Both saturated-unsaturated flow drainage experiment without the finesandlayer on the top of the coarse sand and air-water two-phase flow drainage experiment with the finesandlayer were performed.