Frost Heaving Properties of Gravelly Soils in Alpine Seasonally Frozen Regions

Table 2

Boundary conditions of temperature water refill.

Serial number	Time (h)	H c (°C)	H h (°C)	Filling water valve	Note
1	0	3	3	Open	Constant temperature for 24 h
2	24	−3	3	Open	Freeze 8^th
3	32	−12	0	Close	Frozen for 16 h
4	48	12	3	Open	Thawed for 16 h
5	64	3	3	Open	Constant temperature for 8^th
6	72	−3	3	Open	Freeze 8^th
7	80	−12	0	Close	Frozen for 16 h
8	96	12	3	Open	Thawed for 16 h