Numerical Simulation of Damping Performance of Elastically Supported Underground Arch Structures Subject to Penetration and Explosion

Table 7

Peak pressure values at study points.

K	Vault (MPa)	Spandrel (MPa)	Arch foot (MPa)	Wall foot (MPa)
100	7.62 (46.97%)	6.02 (26.59%)	7.68 (67.89%)	1.06 (86.77%)
1000	7.58 (47.25%)	7.60 (7.32%)	9.84 (58.74%)	2.74 (65.79%)
3000	7.09 (50.66%)	7.98 (2.68%)	12.65 (47.12%)	4.27 (46.69%)
5000	7.40 (48.50%)	8.38 (−2.20%)	14.73 (38.42%)	4.86 (39.33%)
10000	8.51 (40.78%)	7.90 (3.66%)	16.62 (30.52%)	5.72 (28.59%)
15000	9.90 (31.11%)	8.74 (−6.59%)	17.43 (27.13%)	6.13 (23.47%)
20000	10.32 (28.18%)	8.15 (0.61%)	18.46 (22.83%)	6.43 (19.73%)
Rigid support	14.37 (0)	8.20 (0)	23.92 (0)	8.01 (0)