Study on the Generation Mechanism and Development Law of the Zonal Disintegration in Deep Burial Tunnels

Table 4

Comparison between numerical simulation and field measurement (units: m).

Fractured zone		Actual measurement	Numerical modeling	D-value	The width of fractured zone
					Actual measurement	Numerical modeling
I	ID	2.50	2.50	0	2.49	2.95
	ED	4.99	5.45	0.46
II	ID	5.75	5.73	−0.02	0.80	1.36
	ED	6.55	7.09	0.54
III	ID	7.74	7.79	0.05	1.04	1.29
	ED	8.78	9.08	0.30
IV	ID	9.87	9.72	−0.15	0.53	0.06
	ED	10.40	9.78	−0.62