Model Tests on the Antibreaking Countermeasures for Tunnel Lining Across Stick-Slip Faults

Table 5

Antibreaking effect of longitudinal strain.

Operating conditions	The maximum value of the increase multiple of the longitudinal strain	Antibreaking effect (%) (relative to the operating condition 1)	Antibreaking effect (%) (relative to the operating condition 2)
1	411.39	—	−16.83
2	352.13	14.41	—
3	7.96	98.07	97.74
4	6.47	98.43	98.16
5	4.64	98.87	98.68