Experimental Study of Mechanical Characteristics of Tunnel Support System in Hard Cataclastic Rock with High Geostress

Table 2

Measured results of displacement (mm).

Test sections	Mileage	Arch crown settlement	Horizontal convergence one	Horizontal displacement		Horizontal convergence two	Horizontal displacement
				Point A	Point B		Point C	Point D
1	DIK77 + 590	Destruction	295.1	176.2	−118.9	98.8	87	−11.8
	DIK77 + 585	31.3	333.0	178.3	−154.7	67.6	56.2	−11.4
	DIK77 + 574	43.3	324.4	200.7	−97.5	62.8	52.2	−10.6
	Average value	40.45	333.8	234.1	−123.7	76.4	65.1	−11.3
3	DIK77 + 557	23.5	295.4	169.4	−126
	DIK77 + 552	23.6	238.8	140.4	−98.4
	DIK77 + 548	17.5	222.8	142.0	−80.8
	Average value	21.5	252.3	150.6	101.7