Experimental Study on Moisture Migration of Unsaturated Loess during the Freezing Process

Table 1

Test conditions.

Soil sample number	Dry density ρd (g/cm^3)	Initial moisture content (%)	Cold end temperature (°C)
N1	1.30	19.4	−13
N2	1.50	19.4	−13
N3	1.65	19.4	−13
N4	1.30	16.2	−13
N5	1.50	16.2	−13
N6	1.65	16.2	−13
N7	1.30	13.3	−13
N8	1.50	13.3	−13
N9	1.65	13.3	−13
N10	1.30	19.4	−7
N11	1.30	19.4	−10
N12	1.30	19.4	Frozen for 5 d at −7°C, 5 d at −10°C, and 4 d at −13°C
N13	1.30	19.4	Frozen for 7 d at −7°C, and 7 d at −13°C