Drainage design combining drain holes and pinholes for tunnel boring machine segments subject to high water pressure - Lu, Yao; Huang, Ming; Chen, Zhijie; Zeng, Zisheng; Liu, Yuchuan; Du, Guangzhao (Frontiers of Structural and Civil Engineering, 2023)
Keywords: Boring machines; Cities; Civil Engineering; Countries; Design; Design parameters; Discharge; Drainage; Drawdown; Drilling & boring machinery; Engineering; External pressure; Groundwater; Groundwater levels; Inclination angle; Mountain tunnels; Numerical models; Pinholes; Regions; Research Article; Segments; Tunnel construction; Water pressure; Water springs; Water table; Wilting; pinhole; high water pressure; drain hole; groundwater table drawdown; TBM segment