Experimental Analysis on Dynamic Response of X-Section Piled Raft Composite Foundation under Cyclic Axial Load for Ballastless Track in Soft Soil

Table 2

Model test scale factors.

Parameter	Geometry	Stress	Volume	Density	Modulus	Velocity	Load	Time	Frequency
Scale factor	1/5	1	1/125	1	1	1	1/25	1/5	5