Table 3 The results of the static numerical analysis using PLAXIS 2D before and after the treatment applications

From: Experimental and finite element assessment of stabilizing configurations for underground heritage sites

Parameter

Before treatment application

After treatment application

Total displacement U (mm)

1.13

1.00

Horizontal displacement Ux (mm)

0.375.25

0.365.26

Peak effective principal compressive stresses on pillars (kN/m2)

1.42*103

1.31*103

Total strain (%)

− 66.99*10–3

− 65.45*10–3

Factor of safety (Fs)

1.47

1.53