Excavation Sequence and Surrounding Rock Mass Stability of Large-Scale Underground Engineering with 8 Tunnels

Table 4

Total displacements at the top point under different IESs.

Tunnel	IES1		IES2		IES3
	Horizontal/(mm)	Vertical/(mm)	Horizontal/(mm)	Vertical/(mm)	Horizontal/(mm)	Vertical/(mm)
#1	0.46	16.43	0.33	13.72	0.43	16.71
#2	0.45	16.76	0.39	14.14	0.46	17.58
#3	0.21	17.50	0.21	14.97	0.25	18.37
#4	0.00	17.98	0.06	15.36	0.07	18.96
#5	−0.15	18.01	−0.09	15.12	−0.07	18.77
#6	−0.28	17.77	−0.28	14.91	−0.25	18.58
#7	−0.48	16.61	−0.51	14.15	−0.46	17.38
#8	−0.48	16.40	−0.49	13.44	−0.48	17.03