@article{WANG Shuai_115, author = {[WANG Shuai, SUN Shao-rui, SHU Yang, YUE Ling]}, title = {Critical Distance of Shallow Twin Tunnels and GroundSurface Settlements Caused by Tunneling}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2017}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {34}, number = {9}, eid = {115}, pages = {115-121}, keywords = {twin tunnels; surface settlement; Peck’s formula; critical distance; particle flow code}, doi = http://ckyyb.crsri.cn/EN/10.11988/ckyyb.20160521 }