Earthquake Influence on the Rail Irregularity on High-Speed Railway Bridge

Table 6

Magnitudes of rail irregularity under different earthquake durations.

PGA (g)	Duration (s)	Characteristic period (s)	Alignment irregularity (mm)
0.50	47.34	0.18	61.96
	33.46	0.38	22.91
	13.25	0.16	19.61
	27.91	0.24	23.17