Research on Cumulative Deformation Characteristics of Subgrade Filling under Cyclic Train Loading

Table 3

Plastic cumulative deformation characteristics of filling under different dynamic loads.

Dynamic load (kN)	0.4			4.0
Dynamic stress 2 (kPa)	16.9			226.4
Cycle times	0∼100	100∼1000	1000∼10000	0∼1000	1000∼5000	5000∼10000
Axial strain rate	3.67E^−5	1.10E^−5	1.13E^−6	1.10E^−5	1.55E^−5	1.76E^−5
(/cycle time)