A high-liquid limit soil excavation method in tunnel

@inproceedings{2011AHL,
  title={A high-liquid limit soil excavation method in tunnel},
  author={卢自立 and 吕世明 and 吴定略 and 孙江涛 and 徐光波 and 徐志元 and 曹亮宏 and 曹志月 and 陈培冲},
  year={2011}
}
The invention discloses a method for excavating a tunnel in high liquid limit soil. The method comprises the following steps of: A, excavating the upper part of the left side of the tunnel; B, performing primary support on an arch crown in the excavated section; C, excavating the upper part of the right side of the tunnel; D, finishing the primary support of the arch crown; E, excavating the lower part of the tunnel, namely a lower left side part, a core soil part and a lower right side part… CONTINUE READING