Analysis of Shaking Table Tests of Underground Structures considering the Influence of the Structure-Soil Interface

Table 2

Performance parameters of the shaking table.

Parameter	Performance index
Table size (m × m)	3 × 3
Freedom of motion	2
Maximum bearing (t)	20
Maximum simple string vibration velocity (mm·s^−1)	750
Maximum displacement of table (mm)	250 mm
Maximum seismic velocity (mm·s^−1)	1000
Maximum overturning moment (t·m)	30
Maximum eccentric moment (t·m)	10
Operating frequency range (Hz)	0–50
Maximum acceleration of table with full load ()	X: ±1.1; Y: ±1.1; Z: ±1.1