Application of “Muck Dropping Shaft Sinking and Secondary Enlarging
Excavation” Technology in Construction of No.2
Venlitation Shaft of Kuocangshan Tunnel
TUN Le
Tao River Water Diversion Headquarters of China Railway Tunnel Stock Co., Ltd., Dingxi 748212, Gansu, China
TUN Le. Application of “Muck Dropping Shaft Sinking and Secondary Enlarging
Excavation” Technology in Construction of No.2
Venlitation Shaft of Kuocangshan Tunnel[J]. Tunnel Construction, 2010, 30(4): 465-468.