Investigation of Thermal Cooling Effectiveness of RRVCS for Permafrost Protection under Wide Expressway Embankment

Table 5

Thermal parameters for crushed stone layer.

Materials	Density (kg·m^−3)	Specific capacity (J·kg^−1·K^−1)	Thermal conductivity (W·m^−1·K^−1)
Crushed stone	1490	839	0.40