Accumulative Plastic Deformation of the Improved Completely Weathered Granite Subgrade in High-Speed Railway

Table 4

Modified model parameters of the improved CWG based on the field cyclic loading test.

Structural layer	Cement contents (%)	Field test fitting parameters
		a	b	B
The bottom layer of subgrade bed	6	0.05592	1.5368	0.0851
Embankment body	5	0.08148	1.3854	0.0908