Numerical Simulation of the Thermal-Hydro-Mechanical Characteristics of High-Speed Railway Roadbeds in Seasonally Frozen Regions

Table 2

Characteristic parameters of water for different soils.

	(%)	α (m^−1)	b	(m·s^−1)	l	m	n	(kg·m^−3)
Well-graded broken stone	10	0.66	0.61	2E − 4	0.5	0.14	1.16	1 780	0.40	0.05
Coarse-grained fillings	9	0.66	0.61	1E − 4	0.5	0.14	1.16	2 122	0.40	0.05
Clayey loess	25	2.65	0.56	8E − 8	0.5	0.26	1.35	1 360	0.53	0.08
Silty clay	25	2.65	0.56	2E − 8	0.5	0.26	1.35	1 600	0.51	0.08
Silty sand	25	1.00	0.47	6E − 7	0.5	0.26	1.35	1 500	0.41	0.06