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

Table 1

Similitude ratio of model structure and model soil.

Types	Physica quantity	Similitude relation	Model similitude ratio
Geometric properties	Length l	CL	1/5
	Inertia moment I	CI = CL^4	1.5 × 10^−4
Material properties	Equivalent density ρ	Cρ	1
	Flexural rigidity EI	CEI = CL^5Cρ	0.3 × 10^−3
	Compressive rigidity EA	CEA = CL^3Cρ	0.8 × 10^−4
	Gravity acceleration		1
Dynamic properties	Mass m	Cm = CρCL^3	0.8 × 10^−4
	Force F	CF = CL^3Cρ	0.8 × 10^−4
	Acceleration a	Ca	1
	Duration t	Ct	0.448
	Dynamic deformation r	C r	1/5