Research Article

Shaking Table Test Study on the Earthquake Behavior of High-Speed Railway Bridge Pier with Rounded Rectangular Cross Section

Table 3

Similitude parameters of the shaking table test for 16 and 24 m piers.

PropertyPhysical quantitySimilarity relationRatio

MaterialModulusSE1
StressSσ=SE1
DensitySρ=Sσ/SaSl8/3

LoadPoint loadSP =SE Sl21/64
Line loadSω=SESl1/8
Area loadSq=SE1

GeometricLengthSl1/8
DisplacementSd=Sl1/8
AreaSA =Sl21/64

DynamicAccelerationSa3
MassSm = Sρ Sl31/192
PeriodST = Sl(SρSE−1)0.5