Inversion Study of Mechanical Parameters of Tunnel Surrounding Rock Based on Similar Test

Table 2

Experimental displacement.

Vertical load (kN)	Horizontal displacement (mm)	Vertical displacement (mm)
10	−0.22∼0.22	−0.35∼−1.36
20	−0.53∼0.54	−1.33∼−4.88
30	−1.12∼1.13	−3.21∼−9.22